433
FNUS53 KLSX 200109
FWFLSX
FIRE WEATHER PLANNING FORECAST FOR EASTERN/CENTRAL MO AND SOUTHWEST IL
NATIONAL WEATHER SERVICE SAINT LOUIS MO
809 PM CDT THU MAR 19 2026
ABOVE NORMAL TEMPERATURES WILL CONTINUE FRIDAY AND SATURDAY, AND
MOST LIKELY SUNDAY AS WELL. MINIMUM RELATIVE HUMIDITY LEVELS ARE
EXPECTED TO RANGE FROM AROUND 30 PERCENT ACROSS THE EASTERN
OZARKS UP TO AROUND 45 PERCENT IN NORTHEAST MISSOURI AND WEST
CENTRAL ILLINOIS EACH DAY. WESTERLY WINDS AT AROUND 10-15 MPH ON
FRIDAY WILL TURN TO THE NORTHWEST FOR MOST LOCATIONS ALONG AND
NORTH OF I-70 BY LATE AFTERNOON. MIXING HEIGHTS RANGE FROM AROUND
4000 FEET IN WEST CENTRAL ILLINOIS TO AROUND 6500 FEET ACROSS THE
EASTERN OZARKS. HOWEVER THERE WILL BE A STRONG INVERSION IN THE
MORNING WHICH MAY NOT MIX ABOVE 1600 FEET UNTIL LATE MORNING OR
EARLY AFTERNOON. WINDS TURN BACK TO THE SOUTHWEST ON SATURDAY BUT
ARE LIGHTER, AND MIXING HEIGHTS WILL GENERALLY BE LOWER ACROSS
THE REGION. A STRONG COLD FRONT WILL MOVE THROUGH THE AREA ON
SUNDAY AFTERNOON WHICH WILL TURN THE WIND TO THE NORTHWEST.
MOZ072-073-083-084-099-200900-
CRAWFORD MO-WASHINGTON MO-DENT MO-IRON MO-REYNOLDS MO-
INCLUDING THE CITIES OF POTOSI/SALEM RANGER DISTRICT AND SALEM
809 PM CDT THU MAR 19 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+4) 84 (+4) 53 85
RH % (24H TREND) 93 (+23) 28 (+4) 85 29
WIND 20FT AM(MPH) LGT/VAR LGT/VAR
WIND 20FT PM(MPH) S 3-7 W 4-8 G16 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 76 78
MIXING HGT(FT-AGL) 290 6540 230 5840
TRANSPORT WND (M/S) W 5 W 8 NE 2 W 3
TRANSPORT WND (MPH) W 10 W 17 NE 5 W 7
VENT RATE (M/S-M) 0 18150 0 7130
POOR EXCELLENT POOR FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
80S. MINIMUM RH 31 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. MUCH COOLER. LOWS IN THE LOWER 40S. HIGHS
IN THE LOWER 60S. MINIMUM RH 31 PERCENT. NORTHEAST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE MID
60S. MINIMUM RH 35 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. MINIMUM RH 39 PERCENT. SOUTH WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 33 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MOZ074-075-085-200900-
SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-MADISON MO-
INCLUDING THE CITIES OF FARMINGTON AND FREDERICKTOWN RANGER
DISTRICT
809 PM CDT THU MAR 19 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+4) 83 (+6) 53 82
RH % (24H TREND) 95 (+23) 31 (+5) 85 33
WIND 20FT AM(MPH) SW 3-7 LGT/VAR
WIND 20FT PM(MPH) S 4-8 W 5-9 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 76 75
MIXING HGT(FT-AGL) 310 6470 220 4420
TRANSPORT WND (M/S) SW 5 W 8 NE 3 W 3
TRANSPORT WND (MPH) SW 12 W 17 NE 6 W 7
VENT RATE (M/S-M) 0 18010 0 6050
POOR EXCELLENT POOR FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
80S. MINIMUM RH 35 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. MUCH COOLER. LOWS IN THE LOWER 40S. HIGHS
AROUND 60. MINIMUM RH 36 PERCENT. NORTH WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE MID
60S. MINIMUM RH 37 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 70S. SOUTH WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 37 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MOZ041-047>050-200900-
BOONE MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF COLUMBIA, CEDAR CREEK RANGER DISTRICT,
JEFFERSON CITY, AND FULTON
809 PM CDT THU MAR 19 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (+2) 84 (+4) 50 84
RH % (24H TREND) 92 (+20) 30 (+3) 89 31
WIND 20FT AM(MPH) SW 3-7 G19 LGT/VAR
WIND 20FT PM(MPH) LGT/VAR W 7-11 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 76 78
MIXING HGT(FT-AGL) 300 4390 260 4040
TRANSPORT WND (M/S) SW 3 W 8 SE 2 SW 7
TRANSPORT WND (MPH) SW 7 W 18 SE 5 SW 15
VENT RATE (M/S-M) 80 15810 60 11430
POOR EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE MID 80S.
MINIMUM RH 35 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS AROUND 40. HIGHS
AROUND 60. MINIMUM RH 34 PERCENT. NORTHEAST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID
60S. MINIMUM RH 39 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 33 PERCENT. WEST WINDS 15 TO 20 MPH.
MOZ051-059-060-062-065-200900-
MONTGOMERY MO-GASCONADE MO-WARREN MO-FRANKLIN MO-JEFFERSON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
809 PM CDT THU MAR 19 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (+3) 84 (+4) 49 82
RH % (24H TREND) 92 (+17) 32 (+7) 91 33
WIND 20FT AM(MPH) SW 3-7 G18 LGT/VAR
WIND 20FT PM(MPH) LGT/VAR W 6-10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 77 75
MIXING HGT(FT-AGL) 290 5210 230 4110
TRANSPORT WND (M/S) SW 5 W 9 SE 2 SW 5
TRANSPORT WND (MPH) SW 10 W 20 SE 3 SW 10
VENT RATE (M/S-M) 90 17250 20 8440
POOR EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE MID 80S.
MINIMUM RH 34 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. MUCH COOLER. LOWS AROUND 40. HIGHS IN THE
UPPER 50S. MINIMUM RH 35 PERCENT. NORTHEAST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
LOWER 60S. MINIMUM RH 40 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 70S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 36 PERCENT. WEST WINDS 10 TO 15 MPH.
MOZ061-063-064-200900-
SAINT CHARLES MO-SAINT LOUIS MO-SAINT LOUIS CITY MO-
INCLUDING THE CITIES OF SAINT CHARLES AND SAINT LOUIS
809 PM CDT THU MAR 19 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+5) 82 (+3) 51 82
RH % (24H TREND) 89 (+7) 33 (+10) 90 35
WIND 20FT AM(MPH) SW 3-7 G17 LGT/VAR
WIND 20FT PM(MPH) LGT/VAR W 7-11 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 77 72
MIXING HGT(FT-AGL) 290 5240 240 3220
TRANSPORT WND (M/S) W 5 W 9 E 2 SW 4
TRANSPORT WND (MPH) W 10 W 21 E 3 SW 9
VENT RATE (M/S-M) 120 16220 30 5640
POOR EXCELLENT POOR MARGINAL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS AROUND 60. 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 IN THE UPPER 50S. MINIMUM RH 36 PERCENT. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE LOWER 60S.
MINIMUM RH 40 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 70S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 37 PERCENT. WEST WINDS 15 TO 20 MPH.
ILZ064-065-069-070-074-079-100>102-200900-
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
809 PM CDT THU MAR 19 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+6) 81 (+5) 49 80
RH % (24H TREND) 95 (+9) 38 (+8) 94 42
WIND 20FT AM(MPH) SW 4-8 G15 LGT/VAR
WIND 20FT PM(MPH) S 4-8 W 7-11 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 75 69
MIXING HGT(FT-AGL) 360 5230 300 2500
TRANSPORT WND (M/S) SW 6 W 9 NE 3 W 3
TRANSPORT WND (MPH) SW 13 W 21 NE 7 W 7
VENT RATE (M/S-M) 300 17590 90 3950
POOR EXCELLENT POOR POOR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE LOWER 40S.
HIGHS IN THE MID 50S. NORTH WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 50S. 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. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. SOUTHWEST WINDS 15 TO 20 MPH.
MOZ018-019-026-027-034>036-042-052-200900-
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
809 PM CDT THU MAR 19 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 46 (+4) 79 (+4) 48 80
RH % (24H TREND) 92 (+8) 36 (+5) 95 39
WIND 20FT AM(MPH) SW 5-9 G22 LGT/VAR
WIND 20FT PM(MPH) LGT/VAR NW 7-11 G19 LGT/VAR SW 3-7 G15
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 75 74
MIXING HGT(FT-AGL) 290 4190 270 3500
TRANSPORT WND (M/S) SW 4 NW 7 SE 2 SW 8
TRANSPORT WND (MPH) SW 8 NW 15 SE 3 SW 18
VENT RATE (M/S-M) 60 14620 40 11200
POOR GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. WEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE UPPER 30S.
HIGHS IN THE MID 50S. MINIMUM RH 39 PERCENT. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS AROUND 60.
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. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. MINIMUM RH 35 PERCENT. WEST WINDS 15 TO 20 MPH.
ILZ095>098-200900-
ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, AND PITTSFIELD
809 PM CDT THU MAR 19 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 46 (+5) 80 (+5) 48 79
RH % (24H TREND) 90 (+4) 37 (+8) 94 39
WIND 20FT AM(MPH) SW 5-9 G21 LGT/VAR
WIND 20FT PM(MPH) LGT/VAR NW 7-11 G19 LGT/VAR SW 3-7
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 74 70
MIXING HGT(FT-AGL) 250 3940 340 3410
TRANSPORT WND (M/S) SW 3 NW 7 SE 2 SW 8
TRANSPORT WND (MPH) SW 6 NW 16 SE 3 SW 18
VENT RATE (M/S-M) 90 15590 40 11050
POOR EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. WEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE UPPER 30S.
HIGHS IN THE MID 50S. MINIMUM RH 38 PERCENT. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 50S. 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
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. MINIMUM RH 37 PERCENT. WEST WINDS 10 TO 15 MPH.
ILZ058>060-099-200900-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-JERSEY IL-
INCLUDING THE CITY OF LITCHFIELD
809 PM CDT THU MAR 19 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 46 (+7) 80 (+5) 47 78
RH % (24H TREND) 93 (+3) 33 (+2) 94 35
WIND 20FT AM(MPH) SW 4-8 G18 LGT/VAR
WIND 20FT PM(MPH) S 3-7 W 9-13 G19 N 3-7 SW 3-7
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
1700FT MIXING TEMP 75 68
MIXING HGT(FT-AGL) 300 4760 340 2810
TRANSPORT WND (M/S) SW 5 W 9 E 2 SW 4
TRANSPORT WND (MPH) SW 10 W 21 E 5 SW 9
VENT RATE (M/S-M) 60 16820 10 7620
POOR EXCELLENT POOR FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. MINIMUM RH 38 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. MUCH COOLER. LOWS IN THE UPPER 30S.
HIGHS IN THE MID 50S. MINIMUM RH 37 PERCENT. NORTH WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 50S. MINIMUM RH 40 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE UPPER
60S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. MINIMUM RH 40 PERCENT. SOUTHWEST WINDS 15 TO 20 MPH.
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