945
FNUS53 KILX 040921
FWFILX
FIRE WEATHER PLANNING FORECAST FOR CENTRAL/SOUTHEAST ILLINOIS
NATIONAL WEATHER SERVICE LINCOLN IL
321 AM CST THU DEC 4 2025
DISCUSSION
A BITTER COLD AIRMASS WILL PERSIST THROUGH TONIGHT. WINDS WILL BE
NORTHERLY THIS MORNING, THEN BECOME LIGHT AND VARIABLE DURING THE
AFTERNOON AS SURFACE HIGH PRESSURE MOVES IN. BY FRIDAY, WINDS
BECOME SOUTHWESTERLY AND TEMPERATURES START TO MODERATE BUT REMAIN
BELOW NORMAL. MIXING HEIGHTS REMAIN LOW THROUGH THIS WEEKEND,
RESULTING IN POOR VENTILATION.
ILZ027>031-036>038-042230-
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
INCLUDING THE CITIES OF GALESBURG, TOULON, PEORIA, LACON, EUREKA,
CANTON, PEKIN, BLOOMINGTON, AND NORMAL
321 AM CST THU DEC 4 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 16 (-17) -2 (-3) 32
RH % (24H TREND) 61 (-20) 100 (+5) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR S 6
WIND 20FT/LATE(MPH) LGT/VAR S 5 S 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 1130 1050
1700FT MIXING TEMP 24 36
TRANSPORT WND (MPH) NE 3 S 21
VENT RATE (MPH-FT) 3390 22050
VENT RATE CATEGORY POOR POOR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE
LOWER 30S. MINIMUM RH 86 PERCENT. WEST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW. LOWS AROUND 16. HIGHS
IN THE MID 20S. MINIMUM RH 81 PERCENT. NORTH WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY. LOWS AROUND 4. HIGHS IN THE MID 20S.
MINIMUM RH 80 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. NOT AS COOL. LOWS AROUND 15. HIGHS IN
THE MID 30S. MINIMUM RH 85 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS
IN THE MID 20S. HIGHS IN THE MID 30S. MINIMUM RH 81 PERCENT.
SOUTHWEST WINDS AROUND 10 MPH.
ILZ040>043-047>053-042230-
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
321 AM CST THU DEC 4 2025
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 17 (-16) -1 (-5) 33
RH % (24H TREND) 64 (-14) 100 (+6) 73
WIND 20FT/EARLY(MPH) N 5 LGT/VAR S 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 1250 1020
1700FT MIXING TEMP 26 38
TRANSPORT WND (MPH) NE 5 S 18
VENT RATE (MPH-FT) 6250 18360
VENT RATE CATEGORY POOR POOR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE
LOWER 30S. MINIMUM RH 84 PERCENT. WEST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS AROUND 20.
HIGHS IN THE UPPER 20S. MINIMUM RH 79 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY. LOWS AROUND 8. HIGHS IN THE MID 20S.
MINIMUM RH 74 PERCENT. NORTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. NOT AS COOL. LOWS AROUND 16. HIGHS IN
THE MID 30S. MINIMUM RH 79 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE MID
20S. HIGHS IN THE UPPER 30S. MINIMUM RH 75 PERCENT. SOUTHWEST
WINDS AROUND 10 MPH.
ILZ044>046-054>057-061-042230-
PIATT-CHAMPAIGN-VERMILION-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
INCLUDING THE CITIES OF MONTICELLO, CHAMPAIGN, URBANA, DANVILLE,
SULLIVAN, TUSCOLA, CHARLESTON, MATTOON, PARIS, AND SHELBYVILLE
321 AM CST THU DEC 4 2025
TODAY TONIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-13) 0 (-6) 31
RH % (24H TREND) 68 (-17) 100 (+5) 74
WIND 20FT/EARLY(MPH) N 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 1380 1010
1700FT MIXING TEMP 27 37
TRANSPORT WND (MPH) NE 7 S 16
VENT RATE (MPH-FT) 9660 16160
VENT RATE CATEGORY POOR POOR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE
LOWER 30S. MINIMUM RH 87 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS AROUND 19. HIGHS IN THE UPPER 20S.
MINIMUM RH 85 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY. LOWS AROUND 9. HIGHS IN THE MID 20S.
MINIMUM RH 79 PERCENT. NORTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. NOT AS COOL. LOWS AROUND 14. HIGHS IN
THE MID 30S. MINIMUM RH 83 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE MID
20S. HIGHS IN THE UPPER 30S. MINIMUM RH 80 PERCENT. SOUTH WINDS
5 TO 10 MPH.
ILZ062-063-066>068-071>073-042230-
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF GREENUP, MARSHALL, EFFINGHAM, NEWTON,
ROBINSON, FLORA, OLNEY, AND LAWRENCEVILLE
321 AM CST THU DEC 4 2025
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 26 (-6) 8 (-6) 36
RH % (24H TREND) 70 (-14) 100 (+4) 64
WIND 20FT/EARLY(MPH) N 8 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 5 LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 1880 1280
1700FT MIXING TEMP 30 39
TRANSPORT WND (MPH) NE 9 SW 10
VENT RATE (MPH-FT) 16920 12800
VENT RATE CATEGORY POOR POOR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID
30S. MINIMUM RH 79 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE LOWER
30S. MINIMUM RH 80 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY. LOWS AROUND 16. HIGHS AROUND 30. MINIMUM
RH 63 PERCENT. NORTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS AROUND 18. HIGHS AROUND 40.
MINIMUM RH 69 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 20S. HIGHS IN THE LOWER 40S. MINIMUM RH 68 PERCENT. SOUTH
WINDS 5 TO 10 MPH.
MJA
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