FNUS53 KILX 190838 FWFILX Fire Weather Planning Forecast for Central/Southeast Illinois National Weather Service Lincoln IL 338 AM CDT Tue May 19 2026 .DISCUSSION... Elevated transport winds and modest mixing heights ahead of and behind a cold front will support fair vent rates today and Wednesday. Then, as surface high pressure settles over the region later Wednesday through Thursday, weakening transport winds and modest mixing heights will support poor vent rates. NOTE: With the conclusion of our spring fire weather season, afternoon updates to this product will be suspended until September 15th. ILZ027>031-036>038-192115- Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean- Including the cities of Galesburg, Toulon, Peoria, Lacon, Eureka, Canton, Pekin, Bloomington, and Normal 338 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Pcldy Pcldy Precip Type Tstms None None Chance Precip (%) 50 0 0 Chance of Thunder (%) 20 0 0 Temp (24h trend) 76 (+2) 47 (-18) 66 RH % (24h trend) 64 (-8) 85 (-13) 43 Wind 20ft/early(mph) SW 11 G24 NW 8 G17 N 8 Wind 20ft/late(mph) W 11 G23 N 8 G17 NE 8 Precip Amount 0.07 0.00 0.00 Precip Duration 2 Precip Begin 6 AM Precip End 6 PM Mixing Hgt(ft-agl) 2830 4470 1700ft Mixing Temp 71 57 Transport Wnd (mph) W 23 NE 16 Vent Rate (mph-ft) 65090 71520 Vent Rate Category Fair Good Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Partly cloudy. Lows in the mid 40s. Highs around 70. Minimum RH 47 percent. Northeast winds 5 to 10 mph. .FRIDAY...Mostly cloudy with showers likely. Lows around 50. Highs in the mid 60s. Minimum RH 72 percent. Northeast winds around 10 mph. .SATURDAY...Mostly cloudy with a chance of showers. Lows in the lower 50s. Highs in the mid 70s. Minimum RH 60 percent. North winds around 5 mph. .SUNDAY...Mostly cloudy. Lows in the mid 50s. Highs in the lower 80s. Minimum RH 58 percent. East winds around 5 mph. .MONDAY...Mostly cloudy. Lows in the upper 50s. Highs in the lower 80s. Minimum RH 62 percent. Southeast winds around 5 mph. $$ ILZ040>043-047>053-192115- Schuyler-Mason-Logan-De Witt-Cass-Menard-Scott-Morgan-Sangamon- Christian-Macon- Including the cities of Rushville, Havana, Lincoln, Clinton, Beardstown, Petersburg, Winchester, Jacksonville, Springfield, Taylorville, and Decatur 338 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Pcldy Precip Type Tstms Tstms None Chance Precip (%) 50 30 0 Chance of Thunder (%) 40 20 0 Temp (24h trend) 78 (+4) 49 (-16) 67 RH % (24h trend) 67 (-5) 86 (-12) 44 Wind 20ft/early(mph) SW 10 G22 NW 8 N 9 Wind 20ft/late(mph) W 10 G21 N 8 NE 8 Precip Amount 0.14 0.02 0.00 Precip Duration 2 2 Precip Begin 6 AM Continuing Precip End Continuing 6 AM Mixing Hgt(ft-agl) 2890 4150 1700ft Mixing Temp 75 59 Transport Wnd (mph) SW 20 NE 14 Vent Rate (mph-ft) 57800 58100 Vent Rate Category Fair Fair Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the mid 40s. Highs around 70. Minimum RH 50 percent. Northeast winds around 10 mph. .FRIDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the lower 50s. Highs in the upper 60s. Minimum RH 71 percent. Northeast winds around 10 mph. .SATURDAY...Mostly cloudy. Lows in the mid 50s. Highs in the upper 70s. Minimum RH 59 percent. Northwest winds around 5 mph. .SUNDAY...Mostly cloudy. Lows in the upper 50s. Highs in the lower 80s. Minimum RH 58 percent. Northeast winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers. Lows around 60. Highs in the lower 80s. Minimum RH 62 percent. East winds around 5 mph. $$ ILZ044>046-054>057-061-192115- Piatt-Champaign-Vermilion-Moultrie-Douglas-Coles-Edgar-Shelby- Including the cities of Monticello, Champaign, Urbana, Danville, Sullivan, Tuscola, Charleston, Mattoon, Paris, and Shelbyville 338 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Mcldy Precip Type Tstms Tstms None Chance Precip (%) 40 40 0 Chance of Thunder (%) 40 40 0 Temp (24h trend) 81 (+4) 53 (-12) 66 RH % (24h trend) 65 (-3) 89 (-10) 50 Wind 20ft/early(mph) S 12 G23 NW 7 N 9 Wind 20ft/late(mph) SW 11 G22 N 8 NE 9 Precip Amount 0.13 0.10 0.00 Precip Duration 2 2 Precip Begin 6 AM Continuing Precip End Continuing 6 AM Mixing Hgt(ft-agl) 3120 3930 1700ft Mixing Temp 78 60 Transport Wnd (mph) SW 22 NE 16 Vent Rate (mph-ft) 68640 62880 Vent Rate Category Fair Fair Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Partly cloudy. Lows in the mid 40s. Highs in the upper 60s. Minimum RH 53 percent. Northeast winds around 10 mph. .FRIDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the lower 50s. Highs in the upper 60s. Minimum RH 75 percent. Northeast winds around 10 mph. .SATURDAY...Mostly cloudy with a chance of showers. Lows in the mid 50s. Highs in the mid 70s. Minimum RH 63 percent. West winds around 5 mph. .SUNDAY...Mostly cloudy. Lows in the upper 50s. Highs in the upper 70s. Minimum RH 63 percent. Northeast winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers. Lows around 60. Highs in the lower 80s. Minimum RH 66 percent. East winds around 5 mph. $$ ILZ062-063-066>068-071>073-192115- Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-Lawrence- Including the cities of Greenup, Marshall, Effingham, Newton, Robinson, Flora, Olney, and Lawrenceville 338 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Mcldy Mcldy Precip Type Tstms Tstms Showers Chance Precip (%) 50 60 40 Chance of Thunder (%) 50 50 0 Temp (24h trend) 83 (+3) 57 (-8) 68 RH % (24h trend) 61 (-4) 94 (-5) 57 Wind 20ft/early(mph) S 10 G23 W 6 N 8 G17 Wind 20ft/late(mph) SW 10 G21 N 6 N 8 Precip Amount 0.18 0.40 0.08 Precip Duration 1 5 1 Precip Begin 10 AM Continuing Continuing Precip End Continuing Continuing 11 AM Mixing Hgt(ft-agl) 3470 3340 1700ft Mixing Temp 80 64 Transport Wnd (mph) SW 23 NE 15 Vent Rate (mph-ft) 79810 50100 Vent Rate Category Good Fair Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the lower 50s. Highs in the upper 60s. Minimum RH 55 percent. Northeast winds around 10 mph. .FRIDAY...Showers and a chance of thunderstorms. Lows in the mid 50s. Highs in the lower 70s. Minimum RH 73 percent. East winds around 5 mph. .SATURDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows around 60. Highs in the upper 70s. Minimum RH 61 percent. West winds around 5 mph. .SUNDAY...Mostly cloudy with a chance of showers. Lows in the lower 60s. Highs around 80. Minimum RH 61 percent. Northeast winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Minimum RH 65 percent. East winds around 5 mph. $$ MJA