FPUS51 KBUF 200630 ZFPBUF Zone Forecasts for Western New York National Weather Service Buffalo NY 230 AM EDT Wed May 20 2026 NYZ001-201400- Niagara- Including the city of Niagara Falls 230 AM EDT Wed May 20 2026 .OVERNIGHT...Cloudy. A chance of showers late. Lows in the lower 50s. Southwest winds 10 to 15 mph with gusts up to 30 mph, becoming west. Chance of rain 50 percent. .WEDNESDAY...Partly sunny. A chance of showers in the morning. Much cooler. Less humid with highs in the lower 60s. Northwest winds 5 to 10 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 40s. Light winds. .THURSDAY...Mostly sunny and cool with highs in the upper 50s. Northeast winds 5 to 10 mph. .THURSDAY NIGHT...Partly to mostly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Mostly cloudy. Highs in the mid 60s. .FRIDAY NIGHT...Showers likely. Lows in the upper 40s. Chance of rain 70 percent. .SATURDAY...Showers. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. Lows around 50. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the lower 50s. .MEMORIAL DAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ010-201400- Northern Erie- Including the city of Buffalo 230 AM EDT Wed May 20 2026 .OVERNIGHT...Cloudy. A chance of showers, then showers likely late. Lows in the mid 50s. Southwest winds 10 to 15 mph, becoming west. Chance of rain 60 percent. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Much cooler. Less humid with highs in the lower 60s. Northwest winds 5 to 10 mph, becoming west. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 40s. Light winds. .THURSDAY...Mostly sunny and cool with highs in the upper 50s. Northeast winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 40s. Light winds. .FRIDAY...Mostly cloudy. Highs in the upper 60s. .FRIDAY NIGHT...Showers likely. Lows in the upper 40s. Chance of rain 70 percent. .SATURDAY...Showers. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the lower 50s. Chance of rain 70 percent. .SUNDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. .SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ002-201400- Orleans- Including the city of Medina 230 AM EDT Wed May 20 2026 .OVERNIGHT...Cloudy. A chance of showers late. Lows in the lower 50s. Southwest winds 10 to 15 mph with gusts up to 30 mph, becoming west. Chance of rain 50 percent. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Much cooler. Less humid with highs in the lower 60s. Northwest winds 10 to 15 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 40s. Northwest winds around 10 mph, becoming light. .THURSDAY...Mostly sunny and cool with highs in the upper 50s. Northeast winds 10 mph or less. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Partly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Showers likely. Lows in the upper 40s. Chance of rain 60 percent. .SATURDAY...Showers. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. Lows around 50. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the lower 50s. .MEMORIAL DAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ011-201400- Genesee- Including the city of Batavia 230 AM EDT Wed May 20 2026 .OVERNIGHT...Cloudy. Showers likely late. Lows in the mid 50s. Southwest winds 10 to 15 mph, becoming west. Chance of rain 60 percent. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Much cooler. Less humid with highs in the lower 60s. Northwest winds 10 to 15 mph. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 40s. Northwest winds 10 mph or less. .THURSDAY...Mostly sunny and cool with highs in the upper 50s. Northeast winds around 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Mostly cloudy. Highs in the mid 60s. .FRIDAY NIGHT...Showers likely. Locally heavy rainfall possible. Lows in the upper 40s. Chance of rain 70 percent. .SATURDAY...Showers. Locally heavy rainfall possible. Highs around 60. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. Lows around 50. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the mid 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ085-201400- Southern Erie- Including the cities of Orchard Park and Springville 230 AM EDT Wed May 20 2026 .OVERNIGHT...Mostly cloudy. A chance of showers, then showers likely late. Lows in the lower 50s. Southwest winds 10 mph or less, becoming west. Chance of rain 70 percent. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Much cooler. Less humid with highs around 60. Light northwest winds. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows ranging from around 40 inland to the mid 40s along the Lake Erie shore. Light winds. .THURSDAY...Mostly sunny. Highs ranging from the upper 50s inland to the lower 60s along the Lake Erie shore. Light winds. .THURSDAY NIGHT...Partly cloudy. Lows ranging from the lower 40s inland to the upper 40s along the Lake Erie shore. Light winds. .FRIDAY...Mostly cloudy. Highs in the upper 60s. .FRIDAY NIGHT...Showers. Locally heavy rainfall possible. Lows in the upper 40s. Chance of rain 80 percent. .SATURDAY...Showers. Locally heavy rainfall possible. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the lower 50s. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .SUNDAY NIGHT...Showers likely. Lows in the mid 50s. Chance of rain 60 percent. .MEMORIAL DAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the mid 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ012-201400- Wyoming- Including the city of Warsaw 230 AM EDT Wed May 20 2026 .OVERNIGHT...Mostly cloudy. Showers likely late. Lows in the mid 50s. Southwest winds 10 to 15 mph, becoming west. Chance of rain 70 percent. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Much cooler. Less humid with highs around 60. Northwest winds 10 to 15 mph, diminishing to 5 to 10 mph. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows around 40. Northwest winds 10 mph or less. .THURSDAY...Mostly sunny and cool with highs in the mid 50s. Northeast winds 10 mph or less. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Mostly cloudy. Highs in the mid 60s. .FRIDAY NIGHT...Showers likely. Locally heavy rainfall possible. Lows in the mid 40s. Chance of rain 70 percent. .SATURDAY...Showers. Locally heavy rainfall possible. Highs in the upper 50s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. Lows in the upper 40s. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the upper 60s. Chance of rain 60 percent. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 50 percent. .MEMORIAL DAY...Mostly cloudy with a 50 percent chance of showers. Highs around 70. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the mid 50s. .TUESDAY...Partly sunny. Highs in the lower 70s. $$ NYZ019-201400- Chautauqua- Including the city of Jamestown 230 AM EDT Wed May 20 2026 .OVERNIGHT...Cloudy. A chance of showers, then showers likely late. Near steady temperatures ranging from the mid 60s in interior valleys to the upper 60s along the Lake Erie shore. Southwest winds 5 to 10 mph, becoming west. Chance of rain 60 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of showers. Much cooler. Less humid with highs in the upper 50s. Northwest winds 10 mph or less. .WEDNESDAY NIGHT...Mostly cloudy. Lows ranging from the lower 40s in interior valleys to the mid 40s along the Lake Erie shore. Light winds. .THURSDAY...Mostly sunny. Highs in the lower 60s. Northeast winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows ranging from the lower 40s in interior valleys to the upper 40s along the Lake Erie shore. Northeast winds 5 to 10 mph, becoming light. .FRIDAY...Mostly cloudy with a 40 percent chance of showers. Highs in the upper 60s. .FRIDAY NIGHT...Showers. Locally heavy rainfall possible. Lows in the upper 40s. Chance of rain 90 percent. .SATURDAY...Showers with a chance of thunderstorms. Locally heavy rainfall possible. Highs in the lower 60s. Chance of rain 90 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the lower 50s. Chance of rain 80 percent. .SUNDAY...Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent. .SUNDAY NIGHT...Showers likely. Lows in the mid 50s. Chance of rain 70 percent. .MEMORIAL DAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the upper 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ020-201400- Cattaraugus- Including the city of Olean 230 AM EDT Wed May 20 2026 .OVERNIGHT...Mostly cloudy. A chance of showers, then showers likely late. Mild with lows in the mid 50s. Southwest winds 5 to 10 mph, becoming west. Chance of rain 70 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of showers. Much cooler. Less humid with highs in the lower 60s. Northwest winds 10 mph or less. .WEDNESDAY NIGHT...Mostly cloudy. Lows around 40. Light winds. .THURSDAY...Mostly sunny. Highs in the lower 60s. Light winds. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Mostly cloudy with a 30 percent chance of showers. Highs in the mid 60s. .FRIDAY NIGHT...Showers. Locally heavy rainfall possible. Lows in the mid 40s. Chance of rain 90 percent. .SATURDAY...Showers with a chance of thunderstorms. Locally heavy rainfall possible. Highs in the upper 50s. Chance of rain 90 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the upper 40s. Chance of rain 80 percent. .SUNDAY...Mostly cloudy with a 50 percent chance of showers. Highs around 70. .SUNDAY NIGHT...Showers likely. Lows in the mid 50s. Chance of rain 70 percent. .MEMORIAL DAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the mid 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ021-201400- Allegany- Including the city of Wellsville 230 AM EDT Wed May 20 2026 .OVERNIGHT...Mostly cloudy with a 50 percent chance of showers. Mild with lows in the upper 50s. Southwest winds 10 to 15 mph, becoming west 5 to 10 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of showers. Much cooler with highs in the mid 60s. West winds 5 to 10 mph, becoming light. .WEDNESDAY NIGHT...Mostly cloudy and much cooler with lows in the lower 40s. Light winds. .THURSDAY...Mostly sunny. Highs around 60. Northeast winds 10 mph or less. .THURSDAY NIGHT...Partly cloudy. Lows around 40. Light winds. .FRIDAY...Partly sunny with a 30 percent chance of showers. Highs in the mid 60s. .FRIDAY NIGHT...Showers. Locally heavy rainfall possible. Lows in the mid 40s. Chance of rain 80 percent. .SATURDAY...Showers. Locally heavy rainfall possible. Highs in the mid 50s. Chance of rain 90 percent. .SATURDAY NIGHT...Showers. Lows in the upper 40s. Chance of rain 80 percent. .SUNDAY...Showers likely. Highs in the upper 60s. Chance of rain 60 percent. .SUNDAY NIGHT...Showers likely. Lows in the lower 50s. Chance of rain 60 percent. .MEMORIAL DAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the mid 50s. .TUESDAY...Partly sunny with a 30 percent chance of showers. Highs in the mid 70s. $$ NYZ013-201400- Livingston- Including the city of Geneseo 230 AM EDT Wed May 20 2026 .OVERNIGHT...Mostly cloudy with a 40 percent chance of showers. Mild with lows in the upper 50s. Southwest winds 10 to 15 mph, becoming west. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Much cooler. Less humid with highs in the mid 60s. Northwest winds 10 to 15 mph, diminishing to 5 to 10 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 40s. Northwest winds 5 to 10 mph, becoming light. .THURSDAY...Mostly sunny and cool with highs in the upper 50s. Northeast winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Partly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Showers likely. Locally heavy rainfall possible. Lows in the upper 40s. Chance of rain 70 percent. .SATURDAY...Showers. Locally heavy rainfall possible. Highs around 60. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. Lows in the upper 40s. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 50 percent. .MEMORIAL DAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the mid 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ014-201400- Ontario- Including the city of Canandaigua 230 AM EDT Wed May 20 2026 .OVERNIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the upper 50s. West winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Much cooler. Less humid with highs in the mid 60s. Northwest winds 10 to 15 mph. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 40s. Northwest winds 5 to 10 mph, becoming light. .THURSDAY...Mostly sunny and cool with highs ranging from the lower 50s on the hilltops to the upper 50s across the lower elevations. Northeast winds 5 to 10 mph, becoming north. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Partly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Showers likely. Locally heavy rainfall possible. Lows in the upper 40s. Chance of rain 70 percent. .SATURDAY...Showers. Locally heavy rainfall possible. Highs in the upper 50s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. Lows in the upper 40s. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs around 70. Chance of rain 60 percent. .SUNDAY NIGHT...Showers likely. Lows in the mid 50s. Chance of rain 60 percent. .MEMORIAL DAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the mid 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ003-201400- Monroe- Including the city of Rochester 230 AM EDT Wed May 20 2026 .OVERNIGHT...Mostly cloudy. A chance of showers late. Lows in the mid 50s. Southwest winds 10 to 15 mph, becoming west. Chance of rain 50 percent. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Much cooler. Less humid with highs in the mid 60s. Northwest winds 10 to 15 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 40s. Northwest winds 5 to 10 mph, becoming light. .THURSDAY...Mostly sunny and cool with highs in the upper 50s. Northeast winds 10 mph or less. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Partly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Showers likely. Locally heavy rainfall possible. Lows in the upper 40s. Chance of rain 60 percent. .SATURDAY...Showers. Locally heavy rainfall possible. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. Lows in the upper 40s. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .SUNDAY NIGHT...Showers likely. Lows in the mid 50s. Chance of rain 60 percent. .MEMORIAL DAY...Showers likely. Highs in the lower 70s. Chance of rain 60 percent. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the lower 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ004-201400- Wayne- Including the city of Newark 230 AM EDT Wed May 20 2026 .OVERNIGHT...Mostly cloudy with a 40 percent chance of showers. Lows ranging from the lower 50s along the Lake Ontario shore to the mid 50s inland. Southwest winds 5 to 10 mph, becoming west. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly sunny. Much cooler. Less humid with highs ranging from the upper 50s along the Lake Ontario shore to the mid 60s inland. West winds 10 to 15 mph, becoming northwest. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the mid 40s. Northwest winds 5 to 10 mph, becoming light. .THURSDAY...Mostly sunny and cool with highs in the mid 50s. Light winds. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Partly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Cloudy with a 50 percent chance of showers. Lows in the upper 40s. .SATURDAY...Showers. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers. Lows in the upper 40s. Chance of rain 80 percent. .SUNDAY...Showers likely. Highs in the upper 60s. Chance of rain 60 percent. .SUNDAY NIGHT...Showers likely. Lows in the lower 50s. Chance of rain 70 percent. .MEMORIAL DAY...Showers likely. Highs in the lower 70s. Chance of rain 70 percent. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the lower 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ005-201400- Northern Cayuga- Including the city of Fair Haven 230 AM EDT Wed May 20 2026 .OVERNIGHT...Mostly cloudy with a 50 percent chance of showers. Lows ranging from the lower 50s along the Lake Ontario shore to the mid 50s inland. Light southwest winds. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly sunny. Much cooler. Less humid with highs ranging from the upper 50s along the Lake Ontario shore to the lower 60s inland. West winds 10 to 15 mph, becoming northwest. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. Northwest winds 5 to 10 mph, becoming light. .THURSDAY...Mostly sunny and cool with highs in the upper 50s. North winds 10 mph or less. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Partly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Cloudy with a 50 percent chance of showers. Lows in the upper 40s. .SATURDAY...Showers. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers. Lows in the upper 40s. Chance of rain 80 percent. .SUNDAY...Showers likely. Highs in the upper 60s. Chance of rain 60 percent. .SUNDAY NIGHT...Showers likely. Lows in the lower 50s. Chance of rain 70 percent. .MEMORIAL DAY...Showers likely. Highs in the lower 70s. Chance of rain 70 percent. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the lower 50s. .TUESDAY...Partly sunny. Highs in the mid 70s. $$ NYZ006-201400- Oswego- Including the city of Oswego 230 AM EDT Wed May 20 2026 .OVERNIGHT...Showers likely. Lows in the mid 50s. Light winds. Chance of rain 70 percent. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then mostly sunny in the afternoon. Much cooler. Less humid with highs in the lower 60s. West winds 5 to 10 mph, increasing to 10 to 15 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Partly to mostly cloudy. Lows ranging from around 40 on the Tug Hill to the mid 40s across the lower elevations. West winds 5 to 10 mph, becoming light. .THURSDAY...Mostly sunny and cool with highs in the upper 50s. North winds 10 mph or less. .THURSDAY NIGHT...Mainly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Light winds. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the upper 40s. .SATURDAY...Showers. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers. Lows in the mid 40s. Chance of rain 80 percent. .SUNDAY...Showers likely. Highs in the mid 60s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely. Lows around 50. Chance of rain 70 percent. .MEMORIAL DAY...Showers likely. Highs in the upper 60s. Chance of rain 70 percent. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the lower 50s. .TUESDAY...Partly sunny. Highs in the lower 70s. $$ NYZ007-201400- Jefferson- Including the city of Watertown 230 AM EDT Wed May 20 2026 .OVERNIGHT...Showers likely, then a chance of showers late. Mild with lows in the upper 50s. Southwest winds 5 to 10 mph, increasing to 10 to 15 mph. Chance of rain 70 percent. .WEDNESDAY...Partly sunny in the morning, then becoming mostly sunny. Cooler. Less humid with highs ranging from the upper 50s on the Tug Hill to the mid 60s across the lower elevations. West winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly to mostly cloudy. Cooler with lows ranging from the lower 40s across the Tug Hill to the mid 40s along the Lake Ontario shore. West winds 5 to 10 mph, becoming north. .THURSDAY...Mostly sunny. Highs ranging from the mid 50s on the Tug Hill to around 60 across the lower elevations. North winds 5 to 10 mph, becoming light. .THURSDAY NIGHT...Mainly clear in the evening, then becoming partly cloudy. Lows ranging from the lower 40s across the Tug Hill to the mid 40s along the Lake Ontario shore. Light winds. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the upper 40s. .SATURDAY...Showers likely. Highs in the mid 60s. Chance of rain 70 percent. .SATURDAY NIGHT...Showers likely. Lows in the upper 40s. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the mid 60s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely. Lows in the lower 50s. Chance of rain 60 percent. .MEMORIAL DAY...Showers likely. Highs in the upper 60s. Chance of rain 60 percent. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly sunny. Highs in the lower 70s. $$ NYZ008-201400- Lewis- Including the city of Lowville 230 AM EDT Wed May 20 2026 .OVERNIGHT...Showers likely. Mild with lows ranging from the mid 50s on the hilltops to the upper 50s across the lower elevations. Southwest winds 5 to 10 mph, becoming west 10 to 15 mph. Chance of rain 70 percent. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then mostly sunny in the afternoon. Much cooler. Less humid with highs ranging from around 60 on the hilltops to the mid 60s across the lower elevations. West winds 10 to 15 mph, diminishing to 5 to 10 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy and much cooler with lows around 40. Light winds. .THURSDAY...Mostly sunny. Highs in the upper 50s. Light winds. .THURSDAY NIGHT...Mainly clear in the evening, then becoming partly cloudy. Lows in the upper 30s. Light winds. .FRIDAY...Mostly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the mid 40s. .SATURDAY...Showers likely. Highs in the lower 60s. Chance of rain 70 percent. .SATURDAY NIGHT...Showers likely. Lows in the mid 40s. Chance of rain 70 percent. .SUNDAY...Showers likely. Highs in the lower 60s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely. Lows in the upper 40s. Chance of rain 70 percent. .MEMORIAL DAY...Showers likely. Highs in the upper 60s. Chance of rain 70 percent. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows around 50. .TUESDAY...Mostly sunny. Highs in the lower 70s. $$