939
FNUS53 KLSX 022304
FWFLSX
FIRE WEATHER PLANNING FORECAST FOR EASTERN/CENTRAL MO AND SOUTHWEST IL
NATIONAL WEATHER SERVICE SAINT LOUIS MO
604 PM CDT SAT MAY 2 2026
AFTERNOON TEMPERATURES IN THE 50S/LOW 60S ALONG WITH A MOSTLY
CLOUDY SKY AND SCATTERED SHOWERS HAS LED TO HIGHER RELATIVE
HUMIDITY ACROSS THE AREA GENERALLY GREATER THAN 30 PERCENT.
SOUTHERLY FLOW RETURNS SUNDAY LASTING INTO AT LEAST TUESDAY
LEADING TO STEADILY INCREASING MOISTURE WITH RH VALUES STAYING IN
THE 40S AND 50S EACH AFTERNOON. CHANCES FOR SHOWERS AND
THUNDERSTORMS RETURN SUNDAY NIGHT, GENERALLY FOR LOCATIONS ALONG
AND SOUTH OF I-70 IN MO AND IL WITH ADDITIONAL CHANCES CONTINUING
MONDAY NIGHT INTO WEDNESDAY. COOLER CONDITIONS RETURN ON TUESDAY
LASTING INTO THE END OF NEXT WEEK.
MOZ072-073-083-084-099-030900-
CRAWFORD MO-WASHINGTON MO-DENT MO-IRON MO-REYNOLDS MO-
INCLUDING THE CITIES OF POTOSI/SALEM RANGER DISTRICT AND SALEM
604 PM CDT SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER CLEAR CLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 30 30
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 35 (-4) 75 (+13) 53 80
RH % (24H TREND) 96 (+7) 33 (+1) 84 35
WIND 20FT AM(MPH) LGT/VAR SW 3-7 G22
WIND 20FT PM(MPH) LGT/VAR SW 6-10 G21 LGT/VAR SW 6-10 G22
PRECIP AMOUNT 0.00 0.00 0.01 0.01
PRECIP DURATION 2 2
1700FT MIXING TEMP 66 74
MIXING HGT(FT-AGL) 290 4880 350 5680
TRANSPORT WND (M/S) S 3 SW 11 SW 5 SW 12
TRANSPORT WND (MPH) S 6 SW 25 SW 12 SW 28
VENT RATE (M/S-M) 0 21440 0 25140
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. COOLER. LOWS IN THE MID 40S. HIGHS IN THE UPPER
50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
40S. HIGHS IN THE MID 60S. MINIMUM RH 38 PERCENT. NORTHWEST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS AROUND
80. MINIMUM RH 38 PERCENT. WEST WINDS 5 TO 10 MPH.
MOZ074-075-085-030900-
SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-MADISON MO-
INCLUDING THE CITIES OF FARMINGTON AND FREDERICKTOWN RANGER
DISTRICT
604 PM CDT SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR CLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 40 30
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 35 (-6) 73 (+11) 53 80
RH % (24H TREND) 100 (+8) 35 (0) 89 35
WIND 20FT AM(MPH) SW 4-8 G18 SW 5-9 G21
WIND 20FT PM(MPH) LGT/VAR SW 8-12 G21 SW 5-9 G19 SW 8-12 G22
PRECIP AMOUNT 0.00 0.00 0.03 0.01
PRECIP DURATION 2 2
1700FT MIXING TEMP 65 75
MIXING HGT(FT-AGL) 280 4520 300 5850
TRANSPORT WND (M/S) S 3 SW 11 SW 5 SW 12
TRANSPORT WND (MPH) S 6 SW 25 SW 12 SW 28
VENT RATE (M/S-M) 0 19000 40 25040
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
50S. HIGHS AROUND 70. SOUTH WINDS 10 TO 15 MPH.
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. COOLER. LOWS
IN THE MID 40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO
15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
40S. HIGHS IN THE MID 60S. MINIMUM RH 38 PERCENT. NORTHWEST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS AROUND
80. MINIMUM RH 40 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
MOZ041-047>050-030900-
BOONE MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF COLUMBIA, CEDAR CREEK RANGER DISTRICT,
JEFFERSON CITY, AND FULTON
604 PM CDT SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 50 30
CHANCE OF THUNDER (%) 0 0 50 20
TEMP (24H TREND) 38 (-3) 77 (+16) 51 80
RH % (24H TREND) 90 (-2) 41 (+10) 97 46
WIND 20FT AM(MPH) SW 6-10 G24 SW 5-9 G21
WIND 20FT PM(MPH) LGT/VAR SW 9-13 G25 W 3-7 G17 SW 8-12 G22
PRECIP AMOUNT 0.00 0.00 0.20 0.02
PRECIP DURATION 2 1
1700FT MIXING TEMP 67 72
MIXING HGT(FT-AGL) 320 5440 330 4290
TRANSPORT WND (M/S) S 4 SW 12 SW 4 SW 10
TRANSPORT WND (MPH) S 9 SW 28 SW 8 SW 23
VENT RATE (M/S-M) 120 24760 170 22080
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
40S. HIGHS IN THE MID 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 40.
HIGHS IN THE MID 60S. WEST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
MOZ051-059-060-062-065-030900-
MONTGOMERY MO-GASCONADE MO-WARREN MO-FRANKLIN MO-JEFFERSON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
604 PM CDT SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 60 40
CHANCE OF THUNDER (%) 0 0 50 40
TEMP (24H TREND) 36 (-5) 76 (+15) 51 81
RH % (24H TREND) 96 (+2) 38 (+5) 98 43
WIND 20FT AM(MPH) SW 5-9 G23 SW 4-8 G21
WIND 20FT PM(MPH) LGT/VAR SW 8-12 G24 LGT/VAR SW 7-11 G21
PRECIP AMOUNT 0.00 0.00 0.19 0.04
PRECIP DURATION 6 2
1700FT MIXING TEMP 67 73
MIXING HGT(FT-AGL) 300 5300 310 4530
TRANSPORT WND (M/S) S 3 SW 13 SW 4 SW 11
TRANSPORT WND (MPH) S 7 SW 29 SW 9 SW 25
VENT RATE (M/S-M) 70 25190 130 22260
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
50S. HIGHS IN THE UPPER 60S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN
THE LOWER 40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO
15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 40.
HIGHS IN THE MID 60S. WEST WINDS 5 TO 10 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE UPPER
70S. WEST WINDS AROUND 5 MPH.
MOZ061-063-064-030900-
SAINT CHARLES MO-SAINT LOUIS MO-SAINT LOUIS CITY MO-
INCLUDING THE CITIES OF SAINT CHARLES AND SAINT LOUIS
604 PM CDT SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 60 40
CHANCE OF THUNDER (%) 0 0 50 40
TEMP (24H TREND) 38 (-8) 75 (+14) 54 81
RH % (24H TREND) 89 (+2) 36 (+3) 95 41
WIND 20FT AM(MPH) SW 5-9 G21 SW 5-9 G19
WIND 20FT PM(MPH) LGT/VAR SW 9-13 G22 W 4-8 G16 SW 8-12 G20
PRECIP AMOUNT 0.00 0.00 0.44 0.06
PRECIP DURATION 8 2
1700FT MIXING TEMP 67 74
MIXING HGT(FT-AGL) 330 5380 330 4540
TRANSPORT WND (M/S) S 3 SW 13 SW 4 W 11
TRANSPORT WND (MPH) S 7 SW 29 SW 9 W 25
VENT RATE (M/S-M) 90 23700 200 20100
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 60S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE MID 40S.
HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
40S. HIGHS IN THE MID 60S. WEST WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 40 PERCENT. WEST WINDS 5 TO 10 MPH.
ILZ064-065-069-070-074-079-100>102-030900-
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
604 PM CDT SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 60 40
CHANCE OF THUNDER (%) 0 0 50 40
TEMP (24H TREND) 36 (-10) 73 (+14) 52 80
RH % (24H TREND) 99 (+7) 39 (-2) 97 44
WIND 20FT AM(MPH) SW 6-10 G18 SW 6-10 G18
WIND 20FT PM(MPH) LGT/VAR SW 11-15 G21 SW 5-9 G18 SW 9-13 G19
PRECIP AMOUNT 0.00 0.00 0.24 0.06
PRECIP DURATION 8 2
1700FT MIXING TEMP 63 74
MIXING HGT(FT-AGL) 320 4590 360 4550
TRANSPORT WND (M/S) NW 4 SW 12 SW 5 SW 12
TRANSPORT WND (MPH) NW 8 SW 26 SW 10 SW 28
VENT RATE (M/S-M) 100 22160 230 21850
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER
50S. NORTH WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
40S. HIGHS IN THE MID 60S. NORTHWEST WINDS 5 TO 10 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
MOZ018-019-026-027-034>036-042-052-030900-
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
604 PM CDT SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR PCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 30 30 20
CHANCE OF THUNDER (%) 0 20 30 20
TEMP (24H TREND) 39 (-3) 73 (+13) 49 79
RH % (24H TREND) 86 (-7) 42 (+9) 96 45
WIND 20FT AM(MPH) SW 8-12 G26 SW 5-9 G21
WIND 20FT PM(MPH) LGT/VAR W 10-14 G27 W 3-7 G17 SW 8-12 G22
PRECIP AMOUNT 0.00 0.00 0.09 0.01
PRECIP DURATION 1 2 1
1700FT MIXING TEMP 65 71
MIXING HGT(FT-AGL) 330 5320 320 3810
TRANSPORT WND (M/S) SW 5 W 11 SW 2 SW 9
TRANSPORT WND (MPH) SW 12 W 25 SW 5 SW 20
VENT RATE (M/S-M) 100 24330 90 17680
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS AROUND 60. NORTH WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 40S. HIGHS IN THE MID 50S. NORTH WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 40.
HIGHS IN THE MID 60S. WEST WINDS 5 TO 10 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE MID 70S.
WEST WINDS 5 TO 10 MPH.
ILZ095>098-030900-
ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, AND PITTSFIELD
604 PM CDT SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR PCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 40 30 20
CHANCE OF THUNDER (%) 0 20 20 20
TEMP (24H TREND) 38 (-4) 73 (+14) 49 79
RH % (24H TREND) 86 (-5) 41 (+6) 95 44
WIND 20FT AM(MPH) SW 7-11 G23 SW 4-8 G18
WIND 20FT PM(MPH) LGT/VAR W 10-14 G24 W 3-7 G16 SW 8-12 G20
PRECIP AMOUNT 0.00 0.00 0.10 0.01
PRECIP DURATION 2 2 1
1700FT MIXING TEMP 64 71
MIXING HGT(FT-AGL) 320 5270 300 4080
TRANSPORT WND (M/S) SW 4 W 12 W 3 W 8
TRANSPORT WND (MPH) SW 8 W 26 W 6 W 17
VENT RATE (M/S-M) 100 26050 110 17530
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 40S. HIGHS IN THE UPPER 50S. NORTH WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
40S. HIGHS IN THE MID 60S. WEST WINDS 5 TO 10 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE MID 70S.
WEST WINDS 5 TO 10 MPH.
ILZ058>060-099-030900-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-JERSEY IL-
INCLUDING THE CITY OF LITCHFIELD
604 PM CDT SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 20 50 30
CHANCE OF THUNDER (%) 0 20 50 30
TEMP (24H TREND) 35 (-9) 72 (+14) 50 79
RH % (24H TREND) 97 (+8) 35 (-2) 99 41
WIND 20FT AM(MPH) SW 8-12 G22 SW 6-10 G19
WIND 20FT PM(MPH) LGT/VAR SW 12-16 G24 SW 4-8 G18 SW 10-14 G22
PRECIP AMOUNT 0.00 0.00 0.29 0.04
PRECIP DURATION 1 2 2
1700FT MIXING TEMP 63 72
MIXING HGT(FT-AGL) 310 5260 320 4280
TRANSPORT WND (M/S) S 4 SW 13 SW 4 SW 11
TRANSPORT WND (MPH) S 8 SW 30 SW 8 SW 24
VENT RATE (M/S-M) 70 26210 110 19990
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 50S. NORTH WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 40.
HIGHS IN THE LOWER 60S. WEST WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS AROUND 70.
SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 70S. WEST WINDS 5 TO 10 MPH.
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