371
FNUS53 KLSX 201729
FWFLSX
FIRE WEATHER PLANNING FORECAST FOR EASTERN/CENTRAL MO AND SOUTHWEST IL
NATIONAL WEATHER SERVICE SAINT LOUIS MO
1229 PM CDT FRI MAR 20 2026
WELL-ABOVE AVERAGE TEMPERATURES WILL PERSIST THROUGH SATURDAY
ALONG WITH SEASONABLE MOISTURE. MINIMUM RH WILL REACH 35 TO
25 PERCENT THIS AFTERNOON, CLOSER TO 20 PERCENT IN SOUTHEASTERN
MO, ALONG WITH DEEP MIXING HEIGHTS PEAKING AT 3750 TO 6500 FT AGL
AND GOOD TO EXCELLENT SMOKE DISPERSION. WESTERLY WINDS UP TO
10 TO 15 MPH ARE FORECAST ALONG THE I-70 CORRIDOR, SUPPORTING
ELEVATED FIRE DANGER, WITH LIGHTER WINDS ELSEWHERE. WINDS WILL
VEER FROM WESTERLY TO NORTHERLY THROUGH THE AFTERNOON AND EVENING
AS A DRY COLD FRONT PASSES. ON SATURDAY, MINIMUM RH WILL BE
RELATIVELY HIGHER AND MIXING HEIGHTS WILL BE SOMEWHAT LOWER
(STILL SEASONABLY DEEP) ACCOMPANIED BY SOUTHERLY TO SOUTHWESTERLY
WINDS. A COLD FRONT WILL PASS ON SUNDAY DURING LATE MORNING
THROUGH AFTERNOON/EVENING FROM NORTHWEST TO SOUTHEAST, VEERING
SOUTHWESTERLY WINDS TO NORTHERLY AND BRINGING AN END TO
WELL-ABOVE AVERAGE TEMPERATURES. AHEAD OF THE FRONT'S MIDDAY
POSITION, MINIMUM RH WILL FALL TO 30 TO 45 PERCENT AND MIXING
HEIGHTS WILL BE SEASONABLY DEEP, BUT THERE IS UNCERTAINTY IN THE
EXACT TIMING OF THE FRONT'S PASSAGE.
MOZ072-073-083-084-099-202100-
CRAWFORD MO-WASHINGTON MO-DENT MO-IRON MO-REYNOLDS MO-
INCLUDING THE CITIES OF POTOSI/SALEM RANGER DISTRICT AND SALEM
1229 PM CDT FRI MAR 20 2026
TODAY TONIGHT SAT
CLOUD COVER CLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+6) 53 (+5) 88
RH % (24H TREND) 21 (-3) 81 (-3) 24
WIND 20FT AM(MPH) LGT/VAR LGT/VAR
WIND 20FT PM(MPH) SW 4-8 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 79 80
MIXING HGT(FT-AGL) 6690 240 6390
TRANSPORT WND (M/S) W 6 W 3 W 3
TRANSPORT WND (MPH) W 14 W 7 W 7
VENT RATE (M/S-M) 14140 0 8630
GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 30 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE LOWER 40S.
HIGHS IN THE LOWER 60S. MINIMUM RH 32 PERCENT. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE MID 60S.
MINIMUM RH 35 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 70S. MINIMUM RH 40 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. WARMER. LOWS IN THE LOWER 50S. HIGHS IN
THE LOWER 80S. MINIMUM RH 35 PERCENT. SOUTHWEST WINDS 10 TO
15 MPH.
MOZ074-075-085-202100-
SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-MADISON MO-
INCLUDING THE CITIES OF FARMINGTON AND FREDERICKTOWN RANGER
DISTRICT
1229 PM CDT FRI MAR 20 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+9) 52 (+2) 86
RH % (24H TREND) 21 (-5) 85 (-2) 26
WIND 20FT AM(MPH) LGT/VAR LGT/VAR
WIND 20FT PM(MPH) SW 4-8 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 78 79
MIXING HGT(FT-AGL) 6760 220 4890
TRANSPORT WND (M/S) W 6 N 3 W 3
TRANSPORT WND (MPH) W 14 N 7 W 6
VENT RATE (M/S-M) 15180 0 7130
EXCELLENT POOR FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 36 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE LOWER 40S.
HIGHS AROUND 60. MINIMUM RH 37 PERCENT. NORTH WINDS 10 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE LOWER 60S.
MINIMUM RH 37 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 60S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. WARMER. LOWS AROUND 50. HIGHS IN THE
LOWER 80S. MINIMUM RH 38 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MOZ041-047>050-202100-
BOONE MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF COLUMBIA, CEDAR CREEK RANGER DISTRICT,
JEFFERSON CITY, AND FULTON
1229 PM CDT FRI MAR 20 2026
TODAY TONIGHT SAT
CLOUD COVER CLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 87 (+7) 52 (+3) 87
RH % (24H TREND) 21 (-6) 80 (+2) 25
WIND 20FT AM(MPH) SW 3-7 G19 LGT/VAR
WIND 20FT PM(MPH) W 6-10 G19 LGT/VAR SW 3-7 G15
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 79 80
MIXING HGT(FT-AGL) 4950 300 4180
TRANSPORT WND (M/S) W 8 SE 4 W 5
TRANSPORT WND (MPH) W 17 SE 8 W 10
VENT RATE (M/S-M) 14650 150 8490
GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. MINIMUM RH 34 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE LOWER 40S.
HIGHS AROUND 60. MINIMUM RH 35 PERCENT. NORTHEAST WINDS 10 TO
15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 60S. MINIMUM RH 39 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS AROUND
70. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 36 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MOZ051-059-060-062-065-202100-
MONTGOMERY MO-GASCONADE MO-WARREN MO-FRANKLIN MO-JEFFERSON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
1229 PM CDT FRI MAR 20 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+6) 50 (+1) 85
RH % (24H TREND) 23 (-2) 87 (+4) 26
WIND 20FT AM(MPH) LGT/VAR LGT/VAR
WIND 20FT PM(MPH) W 5-9 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 79 79
MIXING HGT(FT-AGL) 5320 250 4100
TRANSPORT WND (M/S) W 8 E 3 W 4
TRANSPORT WND (MPH) W 17 E 7 W 8
VENT RATE (M/S-M) 14970 30 6330
EXCELLENT POOR FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 33 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE LOWER 40S.
HIGHS AROUND 60. MINIMUM RH 37 PERCENT. NORTHEAST WINDS 10 TO
15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE LOWER 60S.
MINIMUM RH 38 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 60S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. WARMER. LOWS IN THE LOWER 50S. HIGHS IN
THE UPPER 70S. MINIMUM RH 38 PERCENT. SOUTHWEST WINDS 10 TO
15 MPH.
MOZ061-063-064-202100-
SAINT CHARLES MO-SAINT LOUIS MO-SAINT LOUIS CITY MO-
INCLUDING THE CITIES OF SAINT CHARLES AND SAINT LOUIS
1229 PM CDT FRI MAR 20 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+7) 50 (0) 84
RH % (24H TREND) 24 (+1) 88 (+5) 27
WIND 20FT AM(MPH) LGT/VAR LGT/VAR
WIND 20FT PM(MPH) W 6-10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 79 76
MIXING HGT(FT-AGL) 5110 260 3410
TRANSPORT WND (M/S) W 9 E 3 W 4
TRANSPORT WND (MPH) W 20 E 7 W 8
VENT RATE (M/S-M) 16490 100 4560
EXCELLENT POOR MARGINAL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE UPPER
80S. MINIMUM RH 34 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE LOWER 40S.
HIGHS AROUND 60. MINIMUM RH 37 PERCENT. NORTHEAST WINDS 10 TO
15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 60S. MINIMUM RH 38 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 60S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. WARMER. LOWS IN THE LOWER 50S. HIGHS
IN THE UPPER 70S. MINIMUM RH 38 PERCENT. SOUTHWEST WINDS 10 TO
15 MPH.
ILZ064-065-069-070-074-079-100>102-202100-
BOND IL-FAYETTE IL-CLINTON IL-MARION IL-WASHINGTON IL-RANDOLPH IL-
MADISON IL-SAINT CLAIR IL-MONROE IL-
INCLUDING THE CITIES OF VANDALIA, CENTRALIA, SALEM, CHESTER,
SPARTA, ALTON, EDWARDSVILLE, BELLEVILLE, AND CAHOKIA
1229 PM CDT FRI MAR 20 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+9) 49 (-1) 82
RH % (24H TREND) 26 (-4) 94 (+6) 34
WIND 20FT AM(MPH) SW 3-7 G16 LGT/VAR
WIND 20FT PM(MPH) W 7-11 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 77 74
MIXING HGT(FT-AGL) 5120 330 2900
TRANSPORT WND (M/S) W 9 E 4 W 3
TRANSPORT WND (MPH) W 21 E 9 W 7
VENT RATE (M/S-M) 18140 150 4830
EXCELLENT POOR MARGINAL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE LOWER 40S.
HIGHS IN THE UPPER 50S. NORTH WINDS 15 TO 20 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 50S. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
MID 60S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. WARMER. LOWS IN THE UPPER 40S. HIGHS
IN THE MID 70S. SOUTHWEST WINDS 10 TO 15 MPH.
MOZ018-019-026-027-034>036-042-052-202100-
KNOX MO-LEWIS MO-SHELBY MO-MARION MO-MONROE MO-RALLS MO-PIKE MO-
AUDRAIN MO-LINCOLN MO-
INCLUDING THE CITIES OF HANNIBAL, BOWLING GREEN, AND MEXICO
1229 PM CDT FRI MAR 20 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+9) 49 (+1) 84
RH % (24H TREND) 25 (-6) 91 (+9) 27
WIND 20FT AM(MPH) SW 5-9 G22 LGT/VAR
WIND 20FT PM(MPH) W 8-12 G21 LGT/VAR SW 6-10 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 77 78
MIXING HGT(FT-AGL) 4120 270 3680
TRANSPORT WND (M/S) NW 8 SE 4 W 7
TRANSPORT WND (MPH) NW 18 SE 9 W 15
VENT RATE (M/S-M) 16190 50 12020
EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. WEST WINDS 15 TO 20 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE UPPER 30S.
HIGHS IN THE UPPER 50S. MINIMUM RH 40 PERCENT. NORTHEAST WINDS
15 TO 20 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 60S. SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
MID 60S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE MID 70S.
MINIMUM RH 39 PERCENT. WEST WINDS 10 TO 15 MPH.
ILZ095>098-202100-
ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, AND PITTSFIELD
1229 PM CDT FRI MAR 20 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+8) 48 (0) 82
RH % (24H TREND) 26 (-3) 96 (+13) 29
WIND 20FT AM(MPH) SW 5-9 G23 LGT/VAR
WIND 20FT PM(MPH) W 9-13 G23 N 3-7 G15 SW 6-10 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 76 76
MIXING HGT(FT-AGL) 4280 280 3470
TRANSPORT WND (M/S) NW 9 SE 4 W 7
TRANSPORT WND (MPH) NW 20 SE 9 W 15
VENT RATE (M/S-M) 16100 100 10030
EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. MINIMUM RH 40 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE UPPER 30S.
HIGHS IN THE UPPER 50S. MINIMUM RH 39 PERCENT. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 40. HIGHS AROUND 60.
SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
MID 60S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 70S. MINIMUM RH 38 PERCENT. WEST WINDS 10 TO 15 MPH.
ILZ058>060-099-202100-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-JERSEY IL-
INCLUDING THE CITY OF LITCHFIELD
1229 PM CDT FRI MAR 20 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+9) 46 (-1) 81
RH % (24H TREND) 26 (-5) 97 (+11) 31
WIND 20FT AM(MPH) SW 3-7 G20 LGT/VAR
WIND 20FT PM(MPH) W 10-14 G21 N 3-7 G18 SW 4-8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 76 73
MIXING HGT(FT-AGL) 4750 310 3140
TRANSPORT WND (M/S) W 11 E 4 W 4
TRANSPORT WND (MPH) W 25 E 9 W 9
VENT RATE (M/S-M) 18590 80 6030
EXCELLENT POOR FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE MID 80S.
MINIMUM RH 37 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE UPPER 30S.
HIGHS IN THE MID 50S. MINIMUM RH 38 PERCENT. NORTH WINDS 15 TO
20 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 50S. MINIMUM RH 38 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE LOWER
60S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. WARMER. LOWS IN THE UPPER 40S. HIGHS
IN THE MID 70S. MINIMUM RH 40 PERCENT. SOUTHWEST WINDS 10 TO
15 MPH.
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