708
FNUS53 KLSX 170739
FWFLSX
FIRE WEATHER PLANNING FORECAST FOR EASTERN/CENTRAL MO AND SOUTHWEST IL
NATIONAL WEATHER SERVICE SAINT LOUIS MO
239 AM CDT FRI APR 17 2026
WARM AND WINDY CONDITIONS ARE EXPECTED THROUGH MID AFTERNOON FOR
MOST AREAS, WITH GUSTY SOUTH WINDS. HOWEVER, RELATIVELY HIGH
HUMIDITY IS ALSO EXPECTED, AND WIDESPREAD WETTING RAIN (ALONG
WITH A FEW STRONG TO SEVERE THUNDERSTORMS) ARE EXPECTED FROM LATE
AFTERNOON THROUGH THE EVENING AND OVERNIGHT. A COLD FRONT WILL
BRING COOLER TEMPERATURES AND BREEZY NORTHWEST WINDS SATURDAY,
WITH DRY CONDITIONS IN MOST AREAS ASIDE FROM SOME LINGERING
SHOWERS IN OUR SOUTHEAST. AFTER A MODEST CHANCE FOR FROST SUNDAY
MORNING, A STEADY WARMING TREND IS EXPECTED THROUGH MID WEEK,
WITH THE RETURN OF BREEZY SOUTH TO SOUTHWEST WINDS.
MOZ072-073-083-084-099-172100-
CRAWFORD MO-WASHINGTON MO-DENT MO-IRON MO-REYNOLDS MO-
INCLUDING THE CITIES OF POTOSI/SALEM RANGER DISTRICT AND SALEM
239 AM CDT FRI APR 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 90 50
CHANCE OF THUNDER (%) 30 50 20
TEMP (24H TREND) 84 (+7) 45 (-14) 63
RH % (24H TREND) 46 (-11) 99 (+1) 37
WIND 20FT AM(MPH) S 3-7 G21 NW 6-10 G24
WIND 20FT PM(MPH) S 7-11 G24 S 5-9 G23 NW 6-10 G23
PRECIP AMOUNT 0.01 0.70 0.13
PRECIP DURATION 1 6 2
1700FT MIXING TEMP 79 55
MIXING HGT(FT-AGL) 4750 520 4590
TRANSPORT WND (M/S) S 12 W 7 NW 11
TRANSPORT WND (MPH) S 26 W 16 NW 24
VENT RATE (M/S-M) 23100 240 19390
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S.
MINIMUM RH 26 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S.
MINIMUM RH 30 PERCENT. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER 70S.
MINIMUM RH 32 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 80.
MINIMUM RH 40 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MOZ074-075-085-172100-
SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-MADISON MO-
INCLUDING THE CITIES OF FARMINGTON AND FREDERICKTOWN RANGER
DISTRICT
239 AM CDT FRI APR 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 70
CHANCE OF THUNDER (%) 20 50 50
TEMP (24H TREND) 84 (+6) 46 (-12) 64
RH % (24H TREND) 47 (-4) 100 (+1) 39
WIND 20FT AM(MPH) S 4-8 G20 NW 8-12 G23
WIND 20FT PM(MPH) S 9-13 G24 S 9-13 G24 NW 9-13 G23
PRECIP AMOUNT 0.00 0.60 0.15
PRECIP DURATION 1 4 5
1700FT MIXING TEMP 80 56
MIXING HGT(FT-AGL) 5120 500 4120
TRANSPORT WND (M/S) S 12 SW 8 NW 11
TRANSPORT WND (MPH) S 26 SW 18 NW 24
VENT RATE (M/S-M) 22510 470 18210
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S.
MINIMUM RH 27 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S.
MINIMUM RH 31 PERCENT. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER 70S.
MINIMUM RH 31 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 80.
MINIMUM RH 40 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MOZ041-047>050-172100-
BOONE MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF COLUMBIA, CEDAR CREEK RANGER DISTRICT,
JEFFERSON CITY, AND FULTON
239 AM CDT FRI APR 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 50 100 20
CHANCE OF THUNDER (%) 50 100 0
TEMP (24H TREND) 83 (+3) 43 (-17) 57
RH % (24H TREND) 58 (+20) 90 (-8) 38
WIND 20FT AM(MPH) S 7-11 G25 NW 9-13 G24
WIND 20FT PM(MPH) S 11-15 G28 SW 8-12 G25 NW 9-13 G24
PRECIP AMOUNT 0.05 1.18 0.04
PRECIP DURATION 1 9 1
1700FT MIXING TEMP 80 52
MIXING HGT(FT-AGL) 4400 530 5100
TRANSPORT WND (M/S) S 12 W 9 NW 11
TRANSPORT WND (MPH) S 28 W 20 NW 25
VENT RATE (M/S-M) 23070 590 18860
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S.
MINIMUM RH 35 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER
70S. MINIMUM RH 38 PERCENT. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. MINIMUM RH 40 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO
15 MPH.
MOZ051-059-060-062-065-172100-
MONTGOMERY MO-GASCONADE MO-WARREN MO-FRANKLIN MO-JEFFERSON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
239 AM CDT FRI APR 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 100 40
CHANCE OF THUNDER (%) 40 100 0
TEMP (24H TREND) 84 (+4) 43 (-16) 60
RH % (24H TREND) 53 (+9) 96 (-3) 40
WIND 20FT AM(MPH) S 4-8 G24 NW 8-12 G25
WIND 20FT PM(MPH) S 9-13 G26 SW 7-11 G24 NW 8-12 G24
PRECIP AMOUNT 0.01 0.93 0.08
PRECIP DURATION 1 8 2
1700FT MIXING TEMP 82 54
MIXING HGT(FT-AGL) 5040 530 5230
TRANSPORT WND (M/S) S 12 W 6 NW 11
TRANSPORT WND (MPH) S 26 W 14 NW 25
VENT RATE (M/S-M) 23770 470 19920
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S.
MINIMUM RH 33 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER
70S. MINIMUM RH 36 PERCENT. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 37 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 80.
SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
MOZ061-063-064-172100-
SAINT CHARLES MO-SAINT LOUIS MO-SAINT LOUIS CITY MO-
INCLUDING THE CITIES OF SAINT CHARLES AND SAINT LOUIS
239 AM CDT FRI APR 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 100 40
CHANCE OF THUNDER (%) 30 70 0
TEMP (24H TREND) 86 (+4) 45 (-15) 59
RH % (24H TREND) 49 (+17) 94 (-1) 41
WIND 20FT AM(MPH) S 4-8 G20 NW 10-14 G24
WIND 20FT PM(MPH) S 10-14 G24 SW 8-12 G21 NW 10-14 G23
PRECIP AMOUNT 0.01 0.83 0.09
PRECIP DURATION 1 7 2
1700FT MIXING TEMP 83 54
MIXING HGT(FT-AGL) 5520 560 5170
TRANSPORT WND (M/S) S 12 W 7 NW 12
TRANSPORT WND (MPH) S 26 W 16 NW 26
VENT RATE (M/S-M) 23540 520 20490
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S.
MINIMUM RH 33 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. MINIMUM RH 35 PERCENT. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 34 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
ILZ064-065-069-070-074-079-100>102-172100-
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
239 AM CDT FRI APR 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 90 70
CHANCE OF THUNDER (%) 30 50 50
TEMP (24H TREND) 85 (+6) 48 (-10) 61
RH % (24H TREND) 54 (+7) 99 (+1) 46
WIND 20FT AM(MPH) S 5-9 G17 NW 11-15 G22
WIND 20FT PM(MPH) S 11-15 G23 S 10-14 G22 NW 12-16 G23
PRECIP AMOUNT 0.00 0.62 0.13
PRECIP DURATION 1 6 5
1700FT MIXING TEMP 80 55
MIXING HGT(FT-AGL) 4760 520 4390
TRANSPORT WND (M/S) S 12 SW 8 NW 12
TRANSPORT WND (MPH) S 26 SW 18 NW 26
VENT RATE (M/S-M) 22060 660 19690
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.
MINIMUM RH 35 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER
60S. MINIMUM RH 39 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER 70S.
MINIMUM RH 37 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
MOZ018-019-026-027-034>036-042-052-172100-
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
239 AM CDT FRI APR 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 60 90 20
CHANCE OF THUNDER (%) 50 90 0
TEMP (24H TREND) 84 (+3) 41 (-18) 56
RH % (24H TREND) 56 (+27) 89 (-9) 40
WIND 20FT AM(MPH) S 7-11 G28 NW 11-15 G26
WIND 20FT PM(MPH) S 13-17 G31 SW 10-14 G27 NW 11-15 G26
PRECIP AMOUNT 0.14 0.80 0.02
PRECIP DURATION 1 9 0
1700FT MIXING TEMP 79 51
MIXING HGT(FT-AGL) 4600 560 5510
TRANSPORT WND (M/S) SW 13 S 9 NW 12
TRANSPORT WND (MPH) SW 30 S 20 NW 26
VENT RATE (M/S-M) 23250 740 24660
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.
MINIMUM RH 38 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER
60S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS AROUND 80. SOUTH WINDS 10 TO 15 MPH.
ILZ095>098-172100-
ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, AND PITTSFIELD
239 AM CDT FRI APR 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 90 20
CHANCE OF THUNDER (%) 40 90 0
TEMP (24H TREND) 84 (+2) 42 (-17) 56
RH % (24H TREND) 52 (+24) 88 (-8) 42
WIND 20FT AM(MPH) S 6-10 G24 NW 11-15 G25
WIND 20FT PM(MPH) S 12-16 G28 SW 9-13 G24 NW 10-14 G24
PRECIP AMOUNT 0.06 0.77 0.03
PRECIP DURATION 1 10 0
1700FT MIXING TEMP 79 51
MIXING HGT(FT-AGL) 5140 530 5380
TRANSPORT WND (M/S) S 13 S 8 NW 12
TRANSPORT WND (MPH) S 29 S 18 NW 28
VENT RATE (M/S-M) 25700 820 22560
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 60S.
MINIMUM RH 36 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE UPPER 60S.
SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 80.
SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO
15 MPH.
ILZ058>060-099-172100-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-JERSEY IL-
INCLUDING THE CITY OF LITCHFIELD
239 AM CDT FRI APR 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 100 40
CHANCE OF THUNDER (%) 30 100 0
TEMP (24H TREND) 83 (+3) 43 (-14) 56
RH % (24H TREND) 47 (+11) 94 (-4) 41
WIND 20FT AM(MPH) S 6-10 G20 NW 12-16 G24
WIND 20FT PM(MPH) S 13-17 G25 S 11-15 G24 NW 13-17 G24
PRECIP AMOUNT 0.02 0.65 0.08
PRECIP DURATION 1 8 2
1700FT MIXING TEMP 80 52
MIXING HGT(FT-AGL) 5220 660 5000
TRANSPORT WND (M/S) S 12 W 8 NW 12
TRANSPORT WND (MPH) S 28 W 17 NW 28
VENT RATE (M/S-M) 23810 840 20780
EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLEAR. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S.
MINIMUM RH 34 PERCENT. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER
60S. MINIMUM RH 37 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S. MINIMUM RH 34 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
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