290
FNUS53 KILX 210810
FWFILX
FIRE WEATHER PLANNING FORECAST FOR CENTRAL/SOUTHEAST ILLINOIS
NATIONAL WEATHER SERVICE LINCOLN IL
310 AM CDT TUE JUL 21 2026
DISCUSSION
WINDS WILL START OUT SOUTHWESTERLY THEN SHIFT TO THE WEST-NORTHWEST
AFTER A COLD FRONT PUSHES ACROSS IL TODAY. VENT RATES WILL IMPROVE
TODAY WITH THE COLD FRONTAL PASSAGE. THAT IMPROVEMENT WILL
CONTINUE ON WEDNESDAY AS COOLER AND DRIER AIR PUSHES IN WITH AN
INCREASE IN WIND SPEEDS. SOMEWHAT LOWER MINIMUM RH VALUES ARE
ANTICIPATED FROM TODAY THROUGH THE END OF THE WEEK.
ILZ027-028-212115-
KNOX-STARK-
INCLUDING THE CITIES OF GALESBURG AND TOULON
310 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (-7) 60 (-8) 74
RH % (24H TREND) 59 (-14) 89 (-7) 50
WIND 20FT/EARLY(MPH) NW 8 G19 NW 8 G18 N 5
WIND 20FT/LATE(MPH) NW 12 G21 N 5 N 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4530 5050
1700FT MIXING TEMP 77 65
TRANSPORT WND (MPH) NW 23 N 10
VENT RATE (MPH-FT) 104190 50500
VENT RATE CATEGORY GOOD FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 45 PERCENT. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 51 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
80S. MINIMUM RH 53 PERCENT. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
90S. MINIMUM RH 54 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 51 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
ILZ029>031-036-037-041-212115-
PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MASON-
INCLUDING THE CITIES OF PEORIA, LACON, EUREKA, CANTON, PEKIN,
AND HAVANA
310 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (-4) 61 (-8) 76
RH % (24H TREND) 55 (-14) 90 (-7) 48
WIND 20FT/EARLY(MPH) W 7 G17 NW 7 G18 N 5
WIND 20FT/LATE(MPH) NW 11 G20 LGT/VAR N 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4870 5220
1700FT MIXING TEMP 79 66
TRANSPORT WND (MPH) NW 22 N 13
VENT RATE (MPH-FT) 107140 67860
VENT RATE CATEGORY GOOD FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 43 PERCENT. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 50 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
MID 80S. MINIMUM RH 52 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
90S. MINIMUM RH 54 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS AROUND 90.
MINIMUM RH 50 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
ILZ040-047-049-050-212115-
SCHUYLER-CASS-SCOTT-MORGAN-
INCLUDING THE CITIES OF RUSHVILLE, BEARDSTOWN, WINCHESTER,
AND JACKSONVILLE
310 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 40 0 0
TEMP (24H TREND) 88 (-3) 63 (-6) 78
RH % (24H TREND) 50 (-15) 87 (-11) 47
WIND 20FT/EARLY(MPH) W 6 N 8 G17 N 5
WIND 20FT/LATE(MPH) NW 10 G19 LGT/VAR N 6
PRECIP AMOUNT 0.03 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 9 AM
MIXING HGT(FT-AGL) 5410 5250
1700FT MIXING TEMP 82 69
TRANSPORT WND (MPH) NW 21 N 14
VENT RATE (MPH-FT) 113610 73500
VENT RATE CATEGORY GOOD GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 42 PERCENT. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 70S. MINIMUM RH 51 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
MID 80S. MINIMUM RH 52 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
90S. MINIMUM RH 53 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER
90S. MINIMUM RH 48 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
ILZ042-048-051-212115-
LOGAN-MENARD-SANGAMON-
INCLUDING THE CITIES OF LINCOLN, PETERSBURG, AND SPRINGFIELD
310 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 30 0 0
TEMP (24H TREND) 88 (-2) 63 (-8) 78
RH % (24H TREND) 52 (-11) 88 (-7) 48
WIND 20FT/EARLY(MPH) W 7 NW 8 G17 N 6
WIND 20FT/LATE(MPH) NW 10 G19 N 5 N 6
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 9 AM
MIXING HGT(FT-AGL) 5270 4970
1700FT MIXING TEMP 81 68
TRANSPORT WND (MPH) NW 22 N 14
VENT RATE (MPH-FT) 115940 69580
VENT RATE CATEGORY VERY GOOD GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 42 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 70S. MINIMUM RH 51 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE MID 80S.
MINIMUM RH 52 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
90S. MINIMUM RH 56 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS AROUND 90. MINIMUM
RH 52 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
ILZ038-043-212115-
MCLEAN-DE WITT-
INCLUDING THE CITIES OF BLOOMINGTON, NORMAL, AND CLINTON
310 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 30 0 0
TEMP (24H TREND) 85 (-2) 61 (-8) 73
RH % (24H TREND) 59 (-6) 92 (-6) 51
WIND 20FT/EARLY(MPH) W 9 NW 9 G19 N 7
WIND 20FT/LATE(MPH) NW 13 G21 N 7 N 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 6 AM
PRECIP END 8 AM
MIXING HGT(FT-AGL) 4870 4900
1700FT MIXING TEMP 79 65
TRANSPORT WND (MPH) NW 22 N 12
VENT RATE (MPH-FT) 107140 58800
VENT RATE CATEGORY GOOD FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 45 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 51 PERCENT. EAST WINDS AROUND 5 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. MINIMUM RH 54 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 58 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 54 PERCENT. NORTH WINDS 5 TO 10 MPH.
ILZ052-053-212115-
CHRISTIAN-MACON-
INCLUDING THE CITIES OF TAYLORVILLE AND DECATUR
310 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 30 0 0
TEMP (24H TREND) 87 (-2) 63 (-7) 76
RH % (24H TREND) 56 (-8) 92 (-4) 52
WIND 20FT/EARLY(MPH) W 8 NW 8 G18 NE 6
WIND 20FT/LATE(MPH) NW 11 G21 N 6 N 8
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 9 AM
MIXING HGT(FT-AGL) 5340 4750
1700FT MIXING TEMP 81 68
TRANSPORT WND (MPH) NW 21 N 14
VENT RATE (MPH-FT) 112140 66500
VENT RATE CATEGORY GOOD FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 46 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 55 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
MID 80S. MINIMUM RH 56 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS AROUND 90.
MINIMUM RH 58 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 55 PERCENT. NORTH WINDS AROUND 5 MPH.
ILZ044>046-212115-
PIATT-CHAMPAIGN-VERMILION-
INCLUDING THE CITIES OF MONTICELLO, CHAMPAIGN, URBANA,
AND DANVILLE
310 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 30 0 0
TEMP (24H TREND) 87 (0) 62 (-6) 73
RH % (24H TREND) 58 (-8) 90 (-8) 55
WIND 20FT/EARLY(MPH) W 9 NW 8 G19 N 7
WIND 20FT/LATE(MPH) NW 12 G21 N 6 N 7
PRECIP AMOUNT 0.04 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 9 AM
MIXING HGT(FT-AGL) 5080 4590
1700FT MIXING TEMP 80 66
TRANSPORT WND (MPH) NW 22 N 13
VENT RATE (MPH-FT) 111760 59670
VENT RATE CATEGORY GOOD FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 45 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 51 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. MINIMUM RH 54 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 57 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 55 PERCENT. NORTH WINDS AROUND 5 MPH.
ILZ054>057-061-212115-
MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
INCLUDING THE CITIES OF SULLIVAN, TUSCOLA, CHARLESTON, MATTOON,
PARIS, AND SHELBYVILLE
310 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 30 0 0
TEMP (24H TREND) 88 (-1) 63 (-6) 76
RH % (24H TREND) 54 (-9) 91 (-7) 52
WIND 20FT/EARLY(MPH) W 8 NW 7 G17 NE 7
WIND 20FT/LATE(MPH) NW 10 G19 N 6 N 7
PRECIP AMOUNT 0.06 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 10 AM
MIXING HGT(FT-AGL) 5130 4530
1700FT MIXING TEMP 81 68
TRANSPORT WND (MPH) NW 21 N 13
VENT RATE (MPH-FT) 107730 58890
VENT RATE CATEGORY GOOD FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 45 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 51 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
MID 80S. MINIMUM RH 53 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS AROUND 90.
MINIMUM RH 56 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 54 PERCENT. NORTH WINDS AROUND 5 MPH.
ILZ062-063-066>068-071>073-212115-
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF GREENUP, MARSHALL, EFFINGHAM, NEWTON,
ROBINSON, FLORA, OLNEY, AND LAWRENCEVILLE
310 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 30 0 0
TEMP (24H TREND) 90 (+1) 65 (-6) 77
RH % (24H TREND) 52 (-6) 90 (-8) 51
WIND 20FT/EARLY(MPH) W 7 NW 7 G17 N 7
WIND 20FT/LATE(MPH) NW 9 G18 N 5 N 8
PRECIP AMOUNT 0.15 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 3 PM
MIXING HGT(FT-AGL) 4780 5120
1700FT MIXING TEMP 84 71
TRANSPORT WND (MPH) NW 20 N 13
VENT RATE (MPH-FT) 95600 66560
VENT RATE CATEGORY GOOD FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 46 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER 70S.
MINIMUM RH 51 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
MID 80S. MINIMUM RH 54 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS AROUND 90.
MINIMUM RH 55 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS AROUND 90. MINIMUM
RH 52 PERCENT. WEST WINDS AROUND 5 MPH.
SHIMON
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