168
FNUS53 KLSX 040940
FWFLSX
FIRE WEATHER PLANNING FORECAST FOR EASTERN/CENTRAL MO AND SOUTHWEST IL
NATIONAL WEATHER SERVICE SAINT LOUIS MO
439 AM CDT SAT APR 4 2026
SHOWERS AND THUNDERSTORMS WILL END FROM WEST TO EAST THIS MORNING
ALONG WITH A PASSING COLD FRONT. BEHIND THE FRONT, GUSTY
NORTHWESTERLY WINDS AND MUCH COOLER TEMPERATURES ARE EXPECTED.
SEASONABLY COOL TEMPERATURES WILL BE ACCOMPANIED BY MINIMUM
AFTERNOON RH REACHING 30 TO 50 PERCENT EACH AFTERNOON SUNDAY
THROUGH TUESDAY. OTHER THAN SOME LIGHT RAIN AND/OR SNOW MONDAY
NIGHT/TUESDAY MORNING, LARGELY DRY CONDITIONS ARE ALSO
ANTICIPATED. A WARMUP BACK TO ABOVE AVERAGE IS FORECAST WEDNESDAY
ONWARD, BUT MOISTURE WILL BE SLOWER TO INCREASE WITH GENERALLY
SIMILAR MINIMUM AFTERNOON RH VALUES.
MOZ072-073-083-084-099-042100-
CRAWFORD MO-WASHINGTON MO-DENT MO-IRON MO-REYNOLDS MO-
INCLUDING THE CITIES OF POTOSI/SALEM RANGER DISTRICT AND SALEM
440 AM CDT SAT APR 4 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 90 0 0
CHANCE OF THUNDER (%) 50 0 0
TEMP (24H TREND) 64 (-17) 36 (-23) 62
RH % (24H TREND) 48 (-1) 82 (-9) 33
WIND 20FT AM(MPH) W 4-8 G19 NW 3-7 G17
WIND 20FT PM(MPH) NW 6-10 G21 NW 4-8 G19 NW 4-8 G17
PRECIP AMOUNT 0.24 0.00 0.00
PRECIP DURATION 5
1700FT MIXING TEMP 53 52
MIXING HGT(FT-AGL) 3360 560 4720
TRANSPORT WND (M/S) NW 9 NW 7 NW 8
TRANSPORT WND (MPH) NW 21 NW 15 NW 18
VENT RATE (M/S-M) 14190 310 13870
GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.
MINIMUM RH 35 PERCENT. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 50S. MINIMUM RH 37 PERCENT. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. WARMER. LOWS AROUND 40. HIGHS IN THE
LOWER 70S. MINIMUM RH 32 PERCENT. SOUTH WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. MINIMUM RH 38 PERCENT. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. SOUTH WINDS 10 TO 15 MPH.
MOZ074-075-085-042100-
SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-MADISON MO-
INCLUDING THE CITIES OF FARMINGTON AND FREDERICKTOWN RANGER
DISTRICT
440 AM CDT SAT APR 4 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 100 0 0
CHANCE OF THUNDER (%) 70 0 0
TEMP (24H TREND) 65 (-16) 37 (-25) 62
RH % (24H TREND) 53 (+1) 81 (-9) 35
WIND 20FT AM(MPH) W 7-11 G20 NW 4-8 G16
WIND 20FT PM(MPH) NW 7-11 G20 NW 6-10 G19 NW 5-9 G17
PRECIP AMOUNT 0.29 0.00 0.00
PRECIP DURATION 6
1700FT MIXING TEMP 56 52
MIXING HGT(FT-AGL) 2920 630 4880
TRANSPORT WND (M/S) NW 9 NW 7 NW 8
TRANSPORT WND (MPH) NW 20 NW 15 NW 18
VENT RATE (M/S-M) 10340 600 14410
GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.
MINIMUM RH 36 PERCENT. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 50S. MINIMUM RH 38 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. WARMER. LOWS IN THE UPPER 30S. HIGHS
IN THE LOWER 70S. MINIMUM RH 32 PERCENT. SOUTH WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. MINIMUM RH 39 PERCENT. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
MOZ041-047>050-042100-
BOONE MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF COLUMBIA, CEDAR CREEK RANGER DISTRICT,
JEFFERSON CITY, AND FULTON
440 AM CDT SAT APR 4 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 56 (-25) 35 (-14) 59
RH % (24H TREND) 49 (-4) 86 (-6) 40
WIND 20FT AM(MPH) W 8-12 G24 NW 4-8 G16
WIND 20FT PM(MPH) W 11-15 G26 NW 7-11 G23 NW 6-10 G17
PRECIP AMOUNT 0.03 0.00 0.00
PRECIP DURATION 1
1700FT MIXING TEMP 50 50
MIXING HGT(FT-AGL) 4410 550 4540
TRANSPORT WND (M/S) NW 11 NW 6 NW 8
TRANSPORT WND (MPH) NW 25 NW 13 NW 18
VENT RATE (M/S-M) 18500 580 12550
EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS AROUND 60.
NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS IN
THE MID 30S. HIGHS IN THE MID 50S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. WARMER. LOWS IN THE LOWER 40S. HIGHS
IN THE LOWER 70S. MINIMUM RH 39 PERCENT. SOUTH WINDS 10 TO
15 MPH.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO
15 MPH.
MOZ051-059-060-062-065-042100-
MONTGOMERY MO-GASCONADE MO-WARREN MO-FRANKLIN MO-JEFFERSON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
440 AM CDT SAT APR 4 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 80 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 61 (-21) 35 (-20) 60
RH % (24H TREND) 49 (-1) 83 (-7) 39
WIND 20FT AM(MPH) W 7-11 G24 NW 4-8 G17
WIND 20FT PM(MPH) W 9-13 G26 NW 7-11 G23 NW 5-9 G17
PRECIP AMOUNT 0.13 0.00 0.00
PRECIP DURATION 3
1700FT MIXING TEMP 53 51
MIXING HGT(FT-AGL) 4150 640 4690
TRANSPORT WND (M/S) W 11 NW 6 NW 8
TRANSPORT WND (MPH) W 24 NW 13 NW 18
VENT RATE (M/S-M) 17710 750 14340
EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER
60S. MINIMUM RH 40 PERCENT. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID
50S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. WARMER. LOWS AROUND 40. HIGHS IN THE
LOWER 70S. MINIMUM RH 36 PERCENT. SOUTH WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
MOZ061-063-064-042100-
SAINT CHARLES MO-SAINT LOUIS MO-SAINT LOUIS CITY MO-
INCLUDING THE CITIES OF SAINT CHARLES AND SAINT LOUIS
440 AM CDT SAT APR 4 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 90 0 0
CHANCE OF THUNDER (%) 50 0 0
TEMP (24H TREND) 63 (-20) 37 (-21) 59
RH % (24H TREND) 50 (0) 80 (-8) 39
WIND 20FT AM(MPH) W 8-12 G22 NW 5-9 G16
WIND 20FT PM(MPH) W 10-14 G24 NW 8-12 G22 NW 6-10 G17
PRECIP AMOUNT 0.15 0.00 0.00
PRECIP DURATION 3
1700FT MIXING TEMP 54 50
MIXING HGT(FT-AGL) 4030 830 4720
TRANSPORT WND (M/S) W 11 NW 7 NW 9
TRANSPORT WND (MPH) W 24 NW 16 NW 21
VENT RATE (M/S-M) 16300 950 14810
EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE LOWER 60S.
MINIMUM RH 38 PERCENT. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE MID
50S. MINIMUM RH 39 PERCENT. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. WARMER. LOWS IN THE LOWER 40S. HIGHS
IN THE LOWER 70S. MINIMUM RH 35 PERCENT. SOUTH WINDS 10 TO
15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 40 PERCENT. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. SOUTH WINDS 10 TO 15 MPH.
ILZ064-065-069-070-074-079-100>102-042100-
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
440 AM CDT SAT APR 4 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 100 0 0
CHANCE OF THUNDER (%) 70 0 0
TEMP (24H TREND) 64 (-16) 38 (-24) 58
RH % (24H TREND) 59 (+2) 84 (-7) 44
WIND 20FT AM(MPH) SW 9-13 G21 NW 6-10 G17
WIND 20FT PM(MPH) W 10-14 G22 NW 9-13 G21 NW 7-11 G17
PRECIP AMOUNT 0.30 0.00 0.00
PRECIP DURATION 6
1700FT MIXING TEMP 57 50
MIXING HGT(FT-AGL) 3070 620 4640
TRANSPORT WND (M/S) W 10 NW 7 NW 10
TRANSPORT WND (MPH) W 23 NW 15 NW 22
VENT RATE (M/S-M) 13160 820 14730
GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS AROUND 60.
NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE LOWER
50S. MINIMUM RH 40 PERCENT. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. WARMER. LOWS IN THE UPPER 30S. HIGHS
AROUND 70. MINIMUM RH 39 PERCENT. SOUTH WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. SOUTH WINDS 10 TO 15 MPH.
MOZ018-019-026-027-034>036-042-052-042100-
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
440 AM CDT SAT APR 4 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 55 (-25) 33 (-14) 57
RH % (24H TREND) 52 (-7) 84 (-7) 45
WIND 20FT AM(MPH) W 10-14 G25 NW 6-10 G19
WIND 20FT PM(MPH) W 13-17 G29 W 9-13 G25 NW 7-11 G17
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 1
1700FT MIXING TEMP 50 48
MIXING HGT(FT-AGL) 4650 710 4850
TRANSPORT WND (M/S) W 12 NW 7 NW 9
TRANSPORT WND (MPH) W 28 NW 15 NW 20
VENT RATE (M/S-M) 20600 1230 14810
EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID
50S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S. EAST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY CLOUDY. WARMER. LOWS AROUND 40. HIGHS IN THE
LOWER 70S. SOUTH WINDS 15 TO 20 MPH.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. SOUTH WINDS 10 TO 15 MPH.
ILZ095>098-042100-
ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, AND PITTSFIELD
440 AM CDT SAT APR 4 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 57 (-23) 36 (-13) 56
RH % (24H TREND) 53 (-6) 81 (-10) 43
WIND 20FT AM(MPH) W 9-13 G23 NW 7-11 G19
WIND 20FT PM(MPH) W 12-16 G26 W 9-13 G24 NW 7-11 G17
PRECIP AMOUNT 0.04 0.00 0.00
PRECIP DURATION 1
1700FT MIXING TEMP 51 48
MIXING HGT(FT-AGL) 4380 840 4910
TRANSPORT WND (M/S) W 12 NW 7 NW 9
TRANSPORT WND (MPH) W 26 NW 16 NW 21
VENT RATE (M/S-M) 20350 1340 15430
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID
50S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 40S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. WARMER. LOWS AROUND 40. HIGHS IN THE
LOWER 70S. SOUTH WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH.
ILZ058>060-099-042100-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-JERSEY IL-
INCLUDING THE CITY OF LITCHFIELD
440 AM CDT SAT APR 4 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 100 0 0
CHANCE OF THUNDER (%) 50 0 0
TEMP (24H TREND) 62 (-19) 35 (-22) 56
RH % (24H TREND) 54 (-6) 82 (-8) 41
WIND 20FT AM(MPH) W 10-14 G22 NW 7-11 G18
WIND 20FT PM(MPH) W 12-16 G24 W 10-14 G23 NW 8-12
PRECIP AMOUNT 0.16 0.00 0.00
PRECIP DURATION 4
1700FT MIXING TEMP 54 48
MIXING HGT(FT-AGL) 3720 960 4760
TRANSPORT WND (M/S) W 11 NW 8 NW 10
TRANSPORT WND (MPH) W 25 NW 17 NW 22
VENT RATE (M/S-M) 15550 1240 14960
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID
50S. MINIMUM RH 39 PERCENT. NORTHWEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS AROUND 50.
MINIMUM RH 37 PERCENT. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. WARMER. LOWS IN THE UPPER 30S. HIGHS
IN THE UPPER 60S. MINIMUM RH 36 PERCENT. SOUTH WINDS 10 TO
15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. SOUTH WINDS 10 TO 15 MPH.
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