FNUS54 KSHV 181838 FWFSHV Fire Weather Planning Forecast for Southwest Arkansas... Northwest Louisiana...East Texas...and Extreme Southeast Oklahoma National Weather Service Shreveport LA 138 PM CDT Mon May 18 2026 .DISCUSSION... Showers and thunderstorms will return to area fire districts by Tuesday afternoon and evening, followed by widespread rainfall on a daily basis for the remainder of the week and into the weekend. Some storms tomorrow afternoon and evening may become severe. Minimum relative humidity values will range between 50 and 80 percent, while mixing heights climb to peak values between 1000 ft northwest and 4500 ft southeast. South winds will continue at maximum sustained speeds of 10 to 15 kts with gusts of up to 20 kts, becoming variable late tomorrow with the arrival of the frontal boundary. ARZ050-051-059-OKZ077-190915- Sevier-Howard-Little River-McCurtain- Including the cities of De Queen, Nashville, Mineral Springs, Dierks, Ashdown, Idabel, and Broken Bow 138 PM CDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Mcldy Mcldy Mcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 90 60 80 Temp (24h trend) 72 (0) 85 (-2) 65 81 RH % (24h trend) 88 (-4) 73 (+16) 100 76 Wind 20ft/early(mph) S 9 G18 S 6 LGT/VAR LGT/VAR Wind 20ft/late(mph) S 6 S 5 LGT/VAR LGT/VAR Precip Amount 0.00 0.69 0.29 0.30 Precip Duration 5 6 10 Mixing Hgt(m-agl/msl) 740 1020 Mixing Hgt(ft-agl/msl) 2410 3360 Transport Wnd (m/s) S 8 SE 4 Transport Wnd (mph) S 17 SE 8 Vent Rate (m/s-m) 5920 4080 Vent Rate (mph-ft) 40970 26880 Category Day 3 3 Dispersion Good Good Max LVORI Early 4 5 9 9 Max LVORI Late 4 4 9 4 Mix Hgt 500 75 70 Stability Class F C E B Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Showers and a chance of thunderstorms. Lows in the mid 60s. Highs in the mid 70s. East winds around 5 mph. .FRIDAY...Showers and a chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. Southeast winds around 5 mph. .SATURDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Light winds. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 60s. Highs around 80. Light winds. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Light winds. $$ ARZ060-061-070>073-190915- Hempstead-Nevada-Miller-Lafayette-Columbia-Union- Including the cities of Hope, Prescott, Texarkana, Stamps, Lewisville, Bradley, Magnolia, and El Dorado 138 PM CDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Mcldy Mcldy Mcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 70 60 80 Temp (24h trend) 72 (0) 91 (+2) 65 83 RH % (24h trend) 88 (-2) 52 (-1) 100 72 Wind 20ft/early(mph) S 5 S 5 LGT/VAR LGT/VAR Wind 20ft/late(mph) S 4 S 5 LGT/VAR LGT/VAR Precip Amount 0.00 0.42 0.35 0.27 Precip Duration 5 7 6 Mixing Hgt(m-agl/msl) 1180 910 Mixing Hgt(ft-agl/msl) 3860 2990 Transport Wnd (m/s) S 7 SE 4 Transport Wnd (mph) S 16 SE 8 Vent Rate (m/s-m) 8260 3640 Vent Rate (mph-ft) 61760 23920 Category Day 4 2 Dispersion Very Good Fair Max LVORI Early 4 5 9 9 Max LVORI Late 4 3 9 4 Mix Hgt 500 77 72 Stability Class F C F B Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Showers and a chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. Light winds. .FRIDAY...Showers and a chance of thunderstorms. Lows in the mid 60s. Highs around 80. South winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Light winds. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Light winds. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Light winds. $$ TXZ096-097-108>112-124>126-137-138-190915- Red River-Bowie-Franklin-Titus-Camp-Morris-Cass-Wood-Upshur- Marion-Gregg-Harrison- Including the cities of Clarksville, Bogata, Texarkana, Mount Vernon, Mount Pleasant, Pittsburg, Daingerfield, Lone Star, Naples, Omaha, Atlanta, Linden, Hughes Springs, Queen City, Mineola, Winnsboro, Quitman, Hawkins, Gilmer, Big Sandy, Jefferson, Longview, and Marshall 138 PM CDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Mcldy Mcldy Mcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 70 60 80 Temp (24h trend) 74 (0) 89 (+1) 67 82 RH % (24h trend) 88 (-1) 57 (+2) 100 77 Wind 20ft/early(mph) S 9 G19 S 8 SE 3 LGT/VAR Wind 20ft/late(mph) S 7 S 7 LGT/VAR SE 3 Precip Amount 0.00 0.44 0.27 0.36 Precip Duration 4 9 10 Mixing Hgt(m-agl/msl) 1050 760 Mixing Hgt(ft-agl/msl) 3450 2500 Transport Wnd (m/s) S 8 SE 4 Transport Wnd (mph) S 17 SE 8 Vent Rate (m/s-m) 8400 3040 Vent Rate (mph-ft) 58650 20000 Category Day 4 2 Dispersion Very Good Fair Max LVORI Early 4 4 8 9 Max LVORI Late 4 3 9 4 Mix Hgt 500 76 73 Stability Class F C F B Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Showers and a chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. East winds around 5 mph. .FRIDAY...Showers and a chance of thunderstorms. Lows in the mid 60s. Highs around 80. South winds around 5 mph. .SATURDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Light winds. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 60s. Highs in the lower 80s. East winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Light winds. $$ TXZ136-149>153-190915- Smith-Cherokee-Rusk-Panola-Nacogdoches-Shelby- Including the cities of Tyler, Jacksonville, Rusk, Henderson, Carthage, Nacogdoches, and Center 138 PM CDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Mcldy Mcldy Mcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 40 60 80 Temp (24h trend) 75 (-1) 89 (0) 69 82 RH % (24h trend) 90 (-4) 56 (-1) 100 76 Wind 20ft/early(mph) S 9 G18 S 7 SE 4 LGT/VAR Wind 20ft/late(mph) S 7 S 8 LGT/VAR SE 3 Precip Amount 0.00 0.19 0.49 0.62 Precip Duration 2 6 10 Mixing Hgt(m-agl/msl) 1160 600 Mixing Hgt(ft-agl/msl) 3820 1970 Transport Wnd (m/s) S 8 SE 4 Transport Wnd (mph) S 17 SE 9 Vent Rate (m/s-m) 9280 2400 Vent Rate (mph-ft) 64940 17730 Category Day 4 2 Dispersion Very Good Fair Max LVORI Early 4 5 6 8 Max LVORI Late 4 2 8 4 Mix Hgt 500 77 76 Stability Class E C F B Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Showers with thunderstorms likely. Lows in the upper 60s. Highs in the lower 80s. Southeast winds around 5 mph. .FRIDAY...Showers and a chance of thunderstorms. Lows in the upper 60s. Highs around 80. South winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Southeast winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Southeast winds around 5 mph. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. South winds around 5 mph. $$ TXZ165>167-190915- Angelina-San Augustine-Sabine- Including the cities of Lufkin, San Augustine, Hemphill, and Pineland 138 PM CDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 30 50 90 Temp (24h trend) 76 (0) 91 (+2) 72 84 RH % (24h trend) 88 (-8) 57 (-3) 97 77 Wind 20ft/early(mph) S 7 S 5 SE 3 LGT/VAR Wind 20ft/late(mph) S 5 S 7 LGT/VAR S 3 Precip Amount 0.00 0.04 0.30 0.64 Precip Duration 1 2 6 Mixing Hgt(m-agl/msl) 1220 630 Mixing Hgt(ft-agl/msl) 3990 2080 Transport Wnd (m/s) S 7 SE 4 Transport Wnd (mph) S 16 SE 8 Vent Rate (m/s-m) 8540 2520 Vent Rate (mph-ft) 63840 16640 Category Day 4 2 Dispersion Very Good Fair Max LVORI Early 4 5 6 6 Max LVORI Late 5 1 6 4 Mix Hgt 500 78 79 Stability Class F C F B Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Showers with thunderstorms likely. Lows around 70. Highs in the lower 80s. Southeast winds around 5 mph. .FRIDAY...Showers with thunderstorms likely. Lows around 70. Highs in the lower 80s. South winds around 5 mph. .SATURDAY...Showers and a chance of thunderstorms. Lows around 70. Highs in the lower 80s. Light winds. .SUNDAY...Showers and a chance of thunderstorms. Lows around 70. Highs in the lower 80s. Light winds. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows around 70. Highs in the mid 80s. Light winds. $$ LAZ001>004-012-190915- Caddo-Bossier-Webster-Claiborne-Bienville- Including the cities of Shreveport, Bossier City, Minden, Springhill, Homer, Haynesville, Arcadia, Ringgold, and Gibsland 138 PM CDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Mcldy Mcldy Mcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 50 70 80 Temp (24h trend) 74 (0) 90 (+1) 69 83 RH % (24h trend) 86 (0) 53 (0) 99 70 Wind 20ft/early(mph) S 7 S 6 S 3 LGT/VAR Wind 20ft/late(mph) S 5 S 6 LGT/VAR LGT/VAR Precip Amount 0.00 0.23 0.40 0.40 Precip Duration 2 6 6 Mixing Hgt(m-agl/msl) 1250 1030 Mixing Hgt(ft-agl/msl) 4120 3390 Transport Wnd (m/s) S 8 SE 3 Transport Wnd (mph) S 17 SE 7 Vent Rate (m/s-m) 10000 3090 Vent Rate (mph-ft) 70040 23730 Category Day 4 2 Dispersion Very Good Fair Max LVORI Early 3 4 6 8 Max LVORI Late 4 2 8 4 Mix Hgt 500 77 74 Stability Class F C F B Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Showers with thunderstorms likely. Lows in the upper 60s. Highs in the lower 80s. Southeast winds around 5 mph. .FRIDAY...Showers with thunderstorms likely. Lows in the upper 60s. Highs in the lower 80s. South winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Light winds. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Light winds. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the mid 80s. Light winds. $$ LAZ005-006-013-014-190915- Lincoln-Union-Jackson-Ouachita- Including the cities of Ruston, Farmerville, Bernice, Jonesboro, and Monroe 138 PM CDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Mcldy Mcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 30 80 80 Temp (24h trend) 74 (+1) 90 (+1) 69 84 RH % (24h trend) 87 (0) 53 (-1) 100 71 Wind 20ft/early(mph) S 6 S 6 S 3 LGT/VAR Wind 20ft/late(mph) S 5 S 6 LGT/VAR LGT/VAR Precip Amount 0.00 0.16 0.42 0.35 Precip Duration 1 7 6 Mixing Hgt(m-agl/msl) 1330 1080 Mixing Hgt(ft-agl/msl) 4370 3540 Transport Wnd (m/s) S 6 SE 3 Transport Wnd (mph) S 14 SE 7 Vent Rate (m/s-m) 7980 3240 Vent Rate (mph-ft) 61180 24780 Category Day 3 2 Dispersion Good Fair Max LVORI Early 3 5 6 8 Max LVORI Late 4 2 8 4 Mix Hgt 500 78 75 Stability Class F C F B Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Showers with thunderstorms likely. Lows in the upper 60s. Highs in the lower 80s. East winds around 5 mph. .FRIDAY...Showers with thunderstorms likely. Lows in the upper 60s. Highs in the lower 80s. South winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. South winds around 5 mph. .SUNDAY...Showers and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Southeast winds around 5 mph. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the mid 80s. South winds around 5 mph. $$ LAZ010-011-017-018-190915- De Soto-Red River-Sabine-Natchitoches- Including the cities of Mansfield, Stonewall, Logansport, Coushatta, Martin, Many, Zwolle, Pleasant Hill, and Natchitoches 138 PM CDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Mcldy Mcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 30 60 80 Temp (24h trend) 74 (-1) 90 (+1) 70 85 RH % (24h trend) 89 (+2) 55 (0) 98 71 Wind 20ft/early(mph) S 6 S 5 SE 3 LGT/VAR Wind 20ft/late(mph) S 4 S 6 LGT/VAR LGT/VAR Precip Amount 0.00 0.10 0.23 0.40 Precip Duration 1 6 6 Mixing Hgt(m-agl/msl) 1280 950 Mixing Hgt(ft-agl/msl) 4190 3120 Transport Wnd (m/s) S 8 SE 3 Transport Wnd (mph) S 17 SE 7 Vent Rate (m/s-m) 10240 2850 Vent Rate (mph-ft) 71230 21840 Category Day 4 2 Dispersion Very Good Fair Max LVORI Early 4 5 6 8 Max LVORI Late 5 1 7 3 Mix Hgt 500 78 77 Stability Class F C F B Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Showers with thunderstorms likely. Lows in the upper 60s. Highs in the lower 80s. Light winds. .FRIDAY...Showers with thunderstorms likely. Lows in the upper 60s. Highs in the lower 80s. South winds around 5 mph. .SATURDAY...Showers and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Light winds. .SUNDAY...Showers and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Light winds. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the mid 80s. Light winds. $$ LAZ019>022-190915- Winn-Grant-Caldwell-La Salle- Including the cities of Winnfield, Colfax, Montgomery, Dry Prong, Clarks, Grayson, Columbia, Jena, Midway, and Olla 138 PM CDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Mcldy Mcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 20 70 80 Temp (24h trend) 74 (+1) 90 (+1) 70 85 RH % (24h trend) 89 (+2) 56 (-1) 99 71 Wind 20ft/early(mph) S 6 S 5 S 3 LGT/VAR Wind 20ft/late(mph) S 4 S 6 LGT/VAR LGT/VAR Precip Amount 0.00 0.10 0.33 0.35 Precip Duration 1 6 6 Mixing Hgt(m-agl/msl) 1340 1080 Mixing Hgt(ft-agl/msl) 4390 3540 Transport Wnd (m/s) S 7 SE 3 Transport Wnd (mph) S 15 SE 7 Vent Rate (m/s-m) 9380 3240 Vent Rate (mph-ft) 65850 24780 Category Day 4 2 Dispersion Very Good Fair Max LVORI Early 4 5 6 7 Max LVORI Late 5 2 7 3 Mix Hgt 500 78 78 Stability Class F C F B Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Showers with thunderstorms likely. Lows in the upper 60s. Highs in the mid 80s. Southeast winds around 5 mph. .FRIDAY...Showers with thunderstorms likely. Lows in the upper 60s. Highs in the lower 80s. South winds around 5 mph. .SATURDAY...Showers and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. South winds around 5 mph. .SUNDAY...Showers and a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Southeast winds around 5 mph. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the mid 80s. South winds around 5 mph. $$