FPUS55 KSLC 182116 ZFPSLC Zone Forecast Product for Utah National Weather Service Salt Lake City UT 316 PM MDT Mon May 18 2026 This is an automatically-generated product based on a representative point or points within each forecast zone. The forecast may not be representative of the exact location you are interested in. For a more specific forecast, please visit weather.gov/slc and (1) click a location on the map --or-- (2) type a location into the upper-left corner of the page. UTZ105-191200- Salt Lake Valley- Including Salt Lake City, West Jordan, and Sandy 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Sunny. Patchy frost in the morning. Highs in the lower 60s. .TUESDAY NIGHT...Mostly clear. Lows around 40. .WEDNESDAY...Sunny. Highs around 70. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s. .THURSDAY...Isolated showers and thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Partly sunny. Highs around 70. Chance of precipitation 30 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 70s. Lows around 50. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs around 80. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid 80s. .SUNDAY NIGHT AND MEMORIAL DAY...Mostly clear. Lows in the upper 50s. Highs in the upper 80s. = $$ UTZ102-191200- Tooele and Rush Valleys- Including Tooele, Grantsville, and Vernon 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Sunny. Highs around 60. .TUESDAY NIGHT...Mostly clear. Lows around 40. .WEDNESDAY...Sunny. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s. .THURSDAY...Partly sunny with isolated showers and thunderstorms. Highs in the upper 60s. Chance of precipitation 20 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 70. Lows around 50. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs in the upper 70s. Lows in the mid 50s. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs in the mid 80s. Lows around 60. .MEMORIAL DAY...Sunny. Highs in the mid 80s. = $$ UTZ104-191200- Northern Wasatch Front- Including Ogden and Bountiful 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the mid 30s. .TUESDAY...Sunny. Highs in the lower 60s. .TUESDAY NIGHT...Mostly clear. Lows around 40. .WEDNESDAY...Sunny. Highs around 70. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s. .THURSDAY...Scattered rain showers and isolated thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Partly sunny. Highs around 70. Chance of precipitation 40 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Partly cloudy. Highs in the lower 70s. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows around 50. Highs around 80. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Mostly clear. Lows in the mid 50s. Highs in the upper 80s. = $$ UTZ103-191200- Eastern Box Elder County- Including Brigham City and Snowville 316 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Patchy frost after midnight. Lows in the lower 30s. .TUESDAY...Partly cloudy in the morning then becoming sunny. Patchy frost in the morning. Highs in the lower 60s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 30s. .WEDNESDAY...Sunny. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with isolated showers and thunderstorms after midnight. Lows in the lower 40s. Chance of precipitation 10 percent. .THURSDAY...Numerous rain showers and isolated thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Mostly cloudy. Highs around 70. Chance of precipitation 60 percent. .THURSDAY NIGHT...Mostly clear. Lows around 40. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 70. Lows in the mid 40s. .SATURDAY...Sunny. Highs around 80. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs in the mid 80s. Lows around 50. = $$ UTZ106-191200- Utah Valley- Including Lehi, Provo, and Payson 316 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows in the upper 30s. .TUESDAY...Sunny. Highs in the lower 60s. .TUESDAY NIGHT...Mostly clear. Lows around 40. .WEDNESDAY...Sunny. Highs around 70. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s. .THURSDAY...Isolated showers and thunderstorms in the afternoon. Partly cloudy. Highs around 70. Northwest winds 10 to 20 mph in the afternoon. Chance of precipitation 20 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 70s. Lows around 50. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs around 80. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid 80s. .SUNDAY NIGHT AND MEMORIAL DAY...Mostly clear. Lows in the upper 50s. Highs in the mid 80s. = $$ UTZ107-191200- Cache Valley/Utah Portion- Including Logan and Smithfield 316 PM MDT Mon May 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... .TONIGHT...Partly cloudy. Lows in the mid 20s. .TUESDAY...Partly cloudy in the morning then becoming sunny. Highs around 60. .TUESDAY NIGHT...Mostly clear. Lows around 30. .WEDNESDAY...Sunny. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s. .THURSDAY...Numerous rain showers and isolated thunderstorms in the morning, then numerous rain showers and scattered thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 60 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. .FRIDAY...Partly cloudy. Highs around 70. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 30s. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows around 40. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs in the mid 80s. Lows in the mid 40s. = $$ UTZ101-191200- Great Salt Lake Desert and Mountains- Including Wendover, Dugway, and Park Valley 316 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows in the mid 30s. .TUESDAY...Sunny. Highs in the mid 60s. .TUESDAY NIGHT...Mostly clear. Lows around 40. .WEDNESDAY...Sunny. Highs in the lower 70s. .WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 40s. .THURSDAY...Partly cloudy in the morning, then sunny with isolated showers and thunderstorms in the afternoon. Highs in the mid 70s. Northwest winds 10 to 20 mph in the afternoon. Chance of precipitation 10 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 70s. Lows in the upper 40s. .SATURDAY...Sunny. Highs in the lower 80s. .SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. .SUNDAY...Partly cloudy in the morning then becoming sunny. Highs in the upper 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. = $$ UTZ108-191200- Wasatch Back- Including Huntsville, Park City, and Heber City 316 PM MDT Mon May 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... .TONIGHT...Partly cloudy. Lows in the mid 20s. .TUESDAY...Sunny. Highs in the upper 50s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 20s. .WEDNESDAY...Sunny. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 30s. .THURSDAY...Partly cloudy with isolated showers and thunderstorms in the morning, then partly sunny with scattered showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 50 percent. .THURSDAY NIGHT...Mostly clear. Lows in the lower 30s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 60s. Lows in the upper 30s. .SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs in the mid 70s. Lows in the lower 40s. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs around 80. Lows in the mid 40s. = $$ UTZ109-191200- Bear Lake and Bear River Valley- Including Woodruff, Randolph, and Garden City 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly cloudy with isolated rain and snow showers in the evening, then partly cloudy after midnight. Lows near 20. Chance of precipitation 20 percent. .TUESDAY...Partly cloudy in the morning then becoming sunny. Warmer. Highs around 50. .TUESDAY NIGHT...Mostly clear. Lows in the mid 20s. .WEDNESDAY...Sunny in the morning then becoming partly cloudy. Highs around 60. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows around 30. .THURSDAY...Scattered rain and snow showers and isolated thunderstorms in the morning, then numerous rain showers and scattered thunderstorms in the afternoon. Mostly cloudy. Highs around 60. Chance of precipitation 60 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows around 30. Highs in the lower 60s. .SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs around 70. Lows in the mid 30s. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs in the mid 70s. Lows around 40. = $$ WYZ021-191200- Southwest Wyoming- Including Evanston and Lyman 316 PM MDT Mon May 18 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... .TONIGHT...Mostly cloudy in the evening then clearing. Colder. Lows 15 to 20. .TUESDAY...Partly cloudy in the morning then clearing. Highs in the mid 40s. .TUESDAY NIGHT...Mostly clear. Lows near 20. .WEDNESDAY...Sunny, warmer. Highs in the mid 50s. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows around 30. .THURSDAY...Scattered rain and snow showers and isolated thunderstorms in the morning, then numerous rain showers and scattered thunderstorms in the afternoon. Partly sunny. Highs in the mid 50s. West winds 15 to 25 mph in the afternoon. Chance of precipitation 60 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows around 30. Highs around 60. .SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs in the upper 60s. Lows in the mid 30s. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs in the lower 70s. Lows in the upper 30s. = $$ UTZ110-191200- Wasatch Mountains I-80 North- Including Mantua and Logan Summit 316 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows in the mid 20s. .TUESDAY...Partly cloudy in the morning then becoming sunny. Highs around 50. .TUESDAY NIGHT...Mostly clear. Lows around 30. .WEDNESDAY...Sunny. Highs in the mid 50s. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s. .THURSDAY...Numerous snow showers with possible showers and thunderstorms in the morning, then numerous rain showers with possible thunderstorms and snow showers in the afternoon. Mostly cloudy. Highs in the upper 50s. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. .FRIDAY...Partly cloudy. Highs around 60. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows around 40. Highs in the upper 60s. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs in the lower 70s. Lows in the mid 40s. = $$ UTZ111-191200- Wasatch Mountains South of I-80- Including Alta and Brighton 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly cloudy in the evening then clearing. Lows in the mid 20s. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs in the upper 40s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 20s. .WEDNESDAY...Sunny. Highs in the mid 50s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 30s. .THURSDAY...Partly cloudy with isolated snow showers in the morning, then partly sunny with scattered thunderstorms, rain and snow showers in the afternoon. Highs in the mid 50s. Chance of precipitation 40 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 60. Lows around 40. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs in the mid 60s. Lows in the mid 40s. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs around 70. Lows in the upper 40s. = $$ UTZ112-191200- Western Uinta Mountains- Including Mirror Lake Highway and Moon Lake 316 PM MDT Mon May 18 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... .TONIGHT...Mostly cloudy with scattered snow showers in the evening, then partly cloudy after midnight. Lows 15 to 20. Chance of snow 50 percent. .TUESDAY...Partly cloudy with isolated snow showers in the morning, then partly sunny with scattered snow showers and isolated thunderstorms in the afternoon. Highs in the lower 40s. Chance of precipitation 40 percent. .TUESDAY NIGHT...Isolated snow showers in the evening. Mostly clear. Lows near 20. Chance of snow 20 percent. .WEDNESDAY...Sunny in the morning, then partly cloudy with isolated rain showers, thunderstorms and snow showers in the afternoon. Highs around 50. Chance of precipitation 10 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 20s. .THURSDAY...Partly cloudy with scattered snow showers in the morning, then mostly cloudy with numerous snow showers, rain showers and scattered thunderstorms in the afternoon. Highs around 50. Chance of precipitation 70 percent. .THURSDAY NIGHT THROUGH SATURDAY...Partly cloudy. Lows around 30. Highs in the upper 50s. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Mostly clear. Lows in the mid 30s. Highs in the mid 60s. = $$ UTZ113-191200- Wasatch Plateau/Book Cliffs- Including Scofield and Indian Canyon 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly cloudy with scattered snow showers and isolated rain showers in the evening, then partly cloudy after midnight. Lows near 20. Chance of precipitation 30 percent. .TUESDAY...Sunny in the morning, then partly cloudy with isolated rain showers, thunderstorms and snow showers in the afternoon. Highs in the upper 40s. Chance of precipitation 20 percent. .TUESDAY NIGHT...Mostly clear. Lows in the mid 20s. .WEDNESDAY...Sunny. Highs in the mid 50s. .WEDNESDAY NIGHT...Partly cloudy. Lows around 30. .THURSDAY...Isolated showers and thunderstorms in the afternoon. Partly cloudy. Highs in the upper 50s. Chance of precipitation 20 percent. .THURSDAY NIGHT...Mostly clear. Lows around 30. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 60. Lows in the mid 30s. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs in the upper 60s. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Mostly clear. Lows around 40. Highs in the lower 70s. = $$ UTZ114-191200- Western Uinta Basin- Including Duchesne and Roosevelt 316 PM MDT Mon May 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... .TONIGHT...Mostly cloudy with scattered rain showers in the evening, then partly cloudy after midnight. Patchy frost after midnight. Lows around 30. Chance of showers 30 percent. .TUESDAY...Partly cloudy in the morning then becoming sunny. Patchy frost in the morning. Highs in the mid 50s. .TUESDAY NIGHT...Mostly clear. Patchy frost after midnight. Lows in the mid 30s. .WEDNESDAY...Sunny. Highs in the lower 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40. .THURSDAY...Isolated showers and thunderstorms in the afternoon. Partly cloudy. Highs in the upper 60s. West winds 10 to 20 mph in the afternoon. Chance of precipitation 10 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows around 40. Highs around 70. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny. Highs around 80. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the lower 80s. = $$ UTZ115-191200- Western Millard and Juab Counties- Including Delta and Little Sahara 316 PM MDT Mon May 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... .TONIGHT...Mostly clear. Patchy frost after midnight. Lows around 30. .TUESDAY...Sunny. Areas of frost in the morning. Highs in the mid 60s. .TUESDAY NIGHT...Mostly clear. Lows in the mid 30s. .WEDNESDAY...Sunny. Patchy frost in the morning. Highs around 70. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40. .THURSDAY...Partly cloudy in the morning then becoming sunny. Highs in the mid 70s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 70s. Lows in the upper 40s. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs in the lower 80s. .SATURDAY NIGHT...Partly cloudy. Lows around 50. .SUNDAY...Sunny. Highs in the upper 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. = $$ UTZ116-191200- Eastern Juab/Millard Counties- Including Nephi, Scipio, and Fillmore 316 PM MDT Mon May 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... .TONIGHT...Mostly clear. Patchy frost after midnight. Lows around 30. .TUESDAY...Sunny. Areas of frost in the morning. Highs around 60. .TUESDAY NIGHT...Mostly clear. Patchy frost after midnight. Lows in the mid 30s. .WEDNESDAY...Sunny. Patchy frost in the morning. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40. .THURSDAY...Sunny in the morning, then partly cloudy with isolated showers and thunderstorms in the afternoon. Highs in the lower 70s. West winds 10 to 20 mph in the afternoon. Chance of precipitation 10 percent. .THURSDAY NIGHT...Mostly clear. Lows around 40. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 70s. Lows in the mid 40s. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs around 80. .SATURDAY NIGHT...Partly cloudy. Lows around 50. .SUNDAY...Sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. = $$ UTZ118-191200- Sanpete Valley- Including Manti, Ephraim, and Mt Pleasant 316 PM MDT Mon May 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... .TONIGHT...Mostly cloudy in the evening then clearing. Areas of frost after midnight. Lows in the lower 20s. .TUESDAY...Sunny. Areas of frost in the morning. Highs around 60. .TUESDAY NIGHT...Mostly clear. Areas of frost after midnight. Lows in the upper 20s. .WEDNESDAY...Sunny. Areas of frost in the morning. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 30s. .THURSDAY...Partly cloudy. Highs in the lower 70s. West winds 10 to 20 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows in the lower 30s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 70s. Lows in the upper 30s. .SATURDAY THROUGH MEMORIAL DAY...Mostly clear. Highs in the lower 80s. Lows in the lower 40s. = $$ UTZ119-191200- Sevier Valley- Including Richfield and Salina 316 PM MDT Mon May 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... .TONIGHT...Partly cloudy. Patchy frost after midnight. Lows around 30. .TUESDAY...Sunny. Patchy frost in the morning. Highs around 60. .TUESDAY NIGHT...Mostly clear. Lows in the lower 30s. .WEDNESDAY...Sunny. Highs in the upper 60s. .WEDNESDAY NIGHT...Mostly clear. Lows around 40. .THURSDAY...Sunny. Highs in the mid 70s. West winds 10 to 20 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows around 40. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 70s. Lows in the mid 40s. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs around 80. .SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows around 50. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. = $$ UTZ120-191200- Castle Country- Including Price, Castle Dale, and Emery 316 PM MDT Mon May 18 2026 ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... .TONIGHT...Mostly cloudy with isolated rain showers in the evening, then partly cloudy after midnight. Lows around 30. Chance of showers 20 percent. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs in the upper 50s. .TUESDAY NIGHT...Mostly clear. Lows in the mid 30s. .WEDNESDAY...Sunny. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40. .THURSDAY...Partly cloudy. Highs around 70. West winds 10 to 20 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows around 40. .FRIDAY...Sunny in the morning then becoming partly cloudy. Highs in the lower 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows around 50. .SUNDAY...Sunny. Highs around 80. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs around 80. = $$ UTZ121-191200- San Rafael Swell- Including Green River and Goblin Valley 316 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows in the mid 30s. .TUESDAY...Sunny. Highs in the upper 60s. .TUESDAY NIGHT...Mostly clear. Lows around 40. .WEDNESDAY...Sunny. Highs in the mid 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs around 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the lower 40s. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs in the mid 80s. Lows around 50. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs around 90. Lows in the lower 50s. = $$ UTZ130-191200- Western Canyonlands- Including Hanksville 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 30s. .TUESDAY...Partly cloudy in the morning then becoming sunny. Highs in the mid 60s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 30s. .WEDNESDAY...Sunny. Highs in the lower 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 40s. .THURSDAY...Partly cloudy in the morning then clearing. Highs around 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the lower 40s. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SATURDAY...Sunny. Highs in the mid 80s. .SATURDAY NIGHT...Partly cloudy. Lows around 50. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs around 90. Lows in the lower 50s. = $$ UTZ117-191200- Central Mountains- Including Cove Fort, Fish Lake, and Joes Valley 316 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows in the mid 20s. .TUESDAY...Partly cloudy in the morning, then partly sunny with isolated thunderstorms, snow showers and rain showers in the afternoon. Highs in the mid 40s. Chance of precipitation 20 percent. .TUESDAY NIGHT...Mostly clear. Lows in the mid 20s. .WEDNESDAY...Sunny. Highs in the lower 50s. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 30s. .THURSDAY...Partly cloudy. Highs in the upper 50s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. .FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Highs in the lower 60s. Lows around 40. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs in the upper 60s. .SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy. Lows in the lower 40s. Highs around 70. = $$ UTZ125-191200- Southern Mountains- Including Brian Head and Alton 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the mid 20s. .TUESDAY...Sunny in the morning then becoming partly sunny. Highs in the lower 40s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 20s. .WEDNESDAY...Sunny. Highs around 50. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 30s. .THURSDAY...Sunny. Highs in the mid 50s. .THURSDAY NIGHT...Mostly clear. Lows in the upper 30s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 50s. Lows around 40. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs in the mid 60s. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Mostly clear. Lows in the mid 40s. Highs in the upper 60s. = $$ UTZ122-191200- Southwest Utah- Including Beaver, Cedar City, and Milford 316 PM MDT Mon May 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... .TONIGHT...Mostly clear. Patchy frost after midnight. Lows in the upper 20s. North winds 10 to 20 mph. .TUESDAY...Sunny. Areas of frost in the morning. Highs around 60. North winds 10 to 20 mph. .TUESDAY NIGHT...Mostly clear. Patchy frost after midnight. Lows around 30. North winds 10 to 20 mph in the evening. .WEDNESDAY...Sunny. Patchy frost in the morning. Highs in the upper 60s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 30s. .THURSDAY...Sunny. Highs in the mid 70s. .THURSDAY NIGHT...Mostly clear. Lows around 40. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 70s. Lows in the mid 40s. .SATURDAY THROUGH MEMORIAL DAY...Mostly clear. Highs around 80. Lows around 50. = $$ UTZ126-191200- Upper Sevier River Valleys- Including Panguitch, Circleville, and Koosharem 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the mid 20s. North winds 10 to 20 mph. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs in the upper 50s. .TUESDAY NIGHT...Mostly clear. Lows around 30. North winds 10 to 20 mph in the evening. .WEDNESDAY...Sunny. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 30s. Northwest winds 10 to 20 mph in the evening. .THURSDAY...Sunny. Highs in the lower 70s. West winds 10 to 20 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the lower 70s. Lows around 40. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 70s. Lows in the lower 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. .MEMORIAL DAY...Sunny in the morning then becoming partly cloudy. Highs around 80. = $$ UTZ127-191200- Bryce Canyon Country- Including Bryce Canyon City 316 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows 15 to 20. North winds 10 to 20 mph. .TUESDAY...Sunny in the morning then becoming partly sunny. Highs in the upper 50s. .TUESDAY NIGHT...Mostly clear. Lows near 20. North winds 10 to 20 mph in the evening. .WEDNESDAY...Sunny. Highs in the lower 60s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s. .THURSDAY...Sunny. Highs in the upper 60s. West winds 10 to 20 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows in the upper 20s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 70. Lows in the lower 30s. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 70s. Lows in the mid 30s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 30s. .MEMORIAL DAY...Sunny. Highs in the mid 70s. = $$ UTZ129-191200- Capitol Reef National Park and Vicinity- Including Loa and Torrey 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly cloudy. Lows around 40. .TUESDAY...Partly cloudy in the morning then becoming partly sunny. Highs in the upper 50s. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .WEDNESDAY...Sunny. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s. .THURSDAY...Partly cloudy. Highs in the lower 70s. .THURSDAY NIGHT...Mostly clear. Lows around 50. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the lower 70s. Lows in the lower 50s. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs around 80. Lows in the mid 50s. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. = $$ UTZ123-191200- Lower Washington County- Including St George, Hurricane, and Ivins 316 PM MDT Mon May 18 2026 .TONIGHT...Clear. Lows in the upper 40s. Northeast winds 10 to 20 mph. Near canyons, northeast winds 15 to 25 mph decreasing to 10 to 20 mph after midnight. .TUESDAY...Sunny. Highs in the upper 70s. .TUESDAY NIGHT...Mostly clear. Lows around 50. North winds 10 to 20 mph in the evening. .WEDNESDAY...Sunny. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 50s. .THURSDAY...Sunny. Highs around 90. .THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows around 60. Highs in the lower 90s. .SATURDAY NIGHT...Clear. Lows around 60. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs in the mid 90s. Lows in the lower 60s. = $$ UTZ124-191200- Zion National Park- Including Springdale 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the lower 40s. .TUESDAY...Sunny. Highs in the upper 70s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 40s. .WEDNESDAY...Sunny. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly clear. Lows around 50. .THURSDAY...Sunny. Highs around 90. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the mid 50s. Highs around 90. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. .SATURDAY THROUGH MEMORIAL DAY...Mostly clear. Highs in the mid 90s. Lows in the upper 50s. = $$ UTZ128-191200- South Central Utah- Including Kanab and Escalante 316 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows in the mid 30s. North winds 10 to 20 mph in the evening. .TUESDAY...Sunny. Highs in the upper 60s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 30s. .WEDNESDAY...Sunny. Highs in the lower 70s. .WEDNESDAY NIGHT...Mostly clear. Lows around 40. .THURSDAY...Sunny. Highs in the upper 70s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 80. Lows in the mid 40s. .SATURDAY THROUGH MEMORIAL DAY...Mostly clear. Highs in the mid 80s. Lows in the upper 40s. = $$ UTZ131-191200- Glen Canyon Recreation Area/Lake Powell- Including Big Water and Bullfrog 316 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the upper 40s. .TUESDAY...Sunny. Highs in the lower 70s. .TUESDAY NIGHT...Mostly clear. Lows around 50. .WEDNESDAY...Sunny. Highs in the upper 70s. .WEDNESDAY NIGHT...Mostly clear. Lows around 50. .THURSDAY...Sunny. Highs in the mid 80s. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. .SATURDAY THROUGH MEMORIAL DAY...Mostly clear. Highs around 90. Lows in the upper 50s. = $$ For more information from NOAA's National Weather Service visit... http://weather.gov/saltlakecity