FNUS53 KILX 230731 FWFILX Fire Weather Planning Forecast for Central/Southeast Illinois National Weather Service Lincoln IL 231 AM CDT Sun Aug 23 2026 .DISCUSSION... Gentle northwest winds are expected today, becoming light and variable overnight. Deeper mixing today will bring 50s dewpoints to the surface, though the minimum RH will only bottom out between 40-50%. Mostly dry weather will continue the next few days with our next chance for precipitation returning on Wednesday with a cold front passage. ILZ027>031-036>038-232130- Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean- Including the cities of Galesburg, Toulon, Peoria, Lacon, Eureka, Canton, Pekin, Bloomington, and Normal 231 AM CDT Sun Aug 23 2026 Today Tonight Mon Cloud Cover Mclear Mclear Mclear Precip Type None None None Chance Precip (%) 0 0 0 Chance of Thunder (%) 0 0 0 Temp (24h trend) 78 (-4) 55 (-4) 79 RH % (24h trend) 47 (-13) 96 (+1) 47 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) NW 5 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(ft-agl) 5380 4300 1700ft Mixing Temp 73 72 Transport Wnd (mph) NW 10 N 6 Vent Rate (mph-ft) 53800 25800 Vent Rate Category Fair Poor Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Partly cloudy. Lows in the upper 50s. Highs in the lower 80s. Minimum RH 55 percent. Light winds. .WEDNESDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid 80s. Minimum RH 63 percent. South winds around 5 mph. .THURSDAY...Mostly clear. A chance of showers. Lows in the mid 60s. Highs in the lower 80s. Minimum RH 60 percent. West winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower 80s. Minimum RH 58 percent. Light winds. .SATURDAY...Partly cloudy. Lows in the lower 60s. Highs in the lower 80s. Minimum RH 61 percent. East winds around 5 mph. $$ ILZ040>043-047>053-232130- Schuyler-Mason-Logan-De Witt-Cass-Menard-Scott-Morgan-Sangamon- Christian-Macon- Including the cities of Rushville, Havana, Lincoln, Clinton, Beardstown, Petersburg, Winchester, Jacksonville, Springfield, Taylorville, and Decatur 231 AM CDT Sun Aug 23 2026 Today Tonight Mon Cloud Cover Mclear Pcldy Pcldy Precip Type None None None Chance Precip (%) 0 0 0 Chance of Thunder (%) 0 0 0 Temp (24h trend) 80 (-3) 56 (-4) 81 RH % (24h trend) 45 (-11) 97 (+2) 44 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) NW 6 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(ft-agl) 5270 4350 1700ft Mixing Temp 74 73 Transport Wnd (mph) NW 12 N 6 Vent Rate (mph-ft) 63240 26100 Vent Rate Category Fair Poor Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Partly cloudy. Lows in the upper 50s. Highs in the lower 80s. Minimum RH 51 percent. Light winds. .WEDNESDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid 80s. Minimum RH 57 percent. South winds around 5 mph. .THURSDAY...Mostly clear. A chance of showers. Lows in the mid 60s. Highs in the mid 80s. Minimum RH 55 percent. West winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower 80s. Minimum RH 54 percent. Light winds. .SATURDAY...Partly cloudy. Lows in the lower 60s. Highs in the lower 80s. Minimum RH 55 percent. East winds around 5 mph. $$ ILZ044>046-054>057-061-232130- Piatt-Champaign-Vermilion-Moultrie-Douglas-Coles-Edgar-Shelby- Including the cities of Monticello, Champaign, Urbana, Danville, Sullivan, Tuscola, Charleston, Mattoon, Paris, and Shelbyville 231 AM CDT Sun Aug 23 2026 Today Tonight Mon Cloud Cover Mclear Mclear Pcldy Precip Type None None None Chance Precip (%) 0 0 0 Chance of Thunder (%) 0 0 0 Temp (24h trend) 80 (-1) 54 (-6) 81 RH % (24h trend) 44 (-14) 97 (0) 45 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) NW 6 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(ft-agl) 5750 4840 1700ft Mixing Temp 73 72 Transport Wnd (mph) NW 12 NW 6 Vent Rate (mph-ft) 69000 29040 Vent Rate Category Fair Poor Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Mostly clear. Lows in the upper 50s. Highs in the lower 80s. Minimum RH 52 percent. Light winds. .WEDNESDAY...Partly cloudy. Lows in the lower 60s. Highs in the mid 80s. Minimum RH 57 percent. South winds around 5 mph. .THURSDAY...Mostly clear. A chance of showers. Lows in the mid 60s. Highs in the mid 80s. Minimum RH 58 percent. West winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower 80s. Minimum RH 56 percent. Northwest winds around 5 mph. .SATURDAY...Partly cloudy. Lows in the lower 60s. Highs in the lower 80s. Minimum RH 55 percent. East winds around 5 mph. $$ ILZ062-063-066>068-071>073-232130- Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-Lawrence- Including the cities of Greenup, Marshall, Effingham, Newton, Robinson, Flora, Olney, and Lawrenceville 231 AM CDT Sun Aug 23 2026 Today Tonight Mon Cloud Cover Mclear Mclear Pcldy Precip Type None None None Chance Precip (%) 0 0 0 Chance of Thunder (%) 0 0 0 Temp (24h trend) 81 (-2) 56 (-6) 81 RH % (24h trend) 40 (-10) 98 (+1) 41 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) NW 6 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(ft-agl) 5850 4910 1700ft Mixing Temp 75 73 Transport Wnd (mph) NW 12 W 6 Vent Rate (mph-ft) 70200 29460 Vent Rate Category Good Poor Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Mostly clear. Lows in the upper 50s. Highs in the lower 80s. Minimum RH 46 percent. Light winds. .WEDNESDAY...Partly cloudy. Lows in the lower 60s. Highs in the mid 80s. Minimum RH 51 percent. Light winds. .THURSDAY...Mostly clear. Lows in the mid 60s. Highs in the mid 80s. Minimum RH 51 percent. Northwest winds around 5 mph. .FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the mid 80s. Minimum RH 50 percent. Northwest winds around 5 mph. .SATURDAY...Mostly clear. Lows in the lower 60s. Highs in the mid 80s. Minimum RH 49 percent. East winds around 5 mph. $$ NMA