385
FNUS53 KLSX 172120
FWFLSX
FIRE WEATHER PLANNING FORECAST FOR EASTERN/CENTRAL MO AND SOUTHWEST IL
NATIONAL WEATHER SERVICE SAINT LOUIS MO
320 PM CST WED DEC 17 2025
LOW-LEVEL MOISTURE WILL CONTINUE TO INCREASE TONIGHT INTO
THURSDAY MORNING. A WIDESPREAD WETTING RAIN IS EXPECTED EARLY
THURSDAY AHEAD OF AN APPROACHING COLD FRONT. BEHIND THE FRONT, A
BRIEF PERIOD OF SEASONABLY COLD TEMPERATURES WITH GUSTY NORTHWEST
WINDS ARE FORECAST.
MOZ072-073-083-084-099-181000-
CRAWFORD MO-WASHINGTON MO-DENT MO-IRON MO-REYNOLDS MO-
INCLUDING THE CITIES OF POTOSI/SALEM RANGER DISTRICT AND SALEM
320 PM CST WED DEC 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 80 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (+11) 56 (-4) 22 44
RH % (24H TREND) 100 (+16) 48 (0) 62 32
WIND 20FT AM(MPH) SW 9-13 G29 LGT/VAR
WIND 20FT PM(MPH) S 5-9 G23 W 9-13 G30 W 9-13 G31 LGT/VAR
PRECIP AMOUNT 0.02 0.32 0.00 0.00
PRECIP DURATION 2 4
1700FT MIXING TEMP 53 36
MIXING HGT(FT-AGL) 460 4520 1090 2090
TRANSPORT WND (M/S) S 6 W 12 NW 10 W 5
TRANSPORT WND (MPH) S 14 W 28 NW 22 W 10
VENT RATE (M/S-M) 0 29180 1280 4500
POOR EXCELLENT POOR POOR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. COOLER. LOWS IN THE UPPER 20S. HIGHS IN
THE UPPER 40S. MINIMUM RH 37 PERCENT. NORTHEAST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 40S. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. WARMER. LOWS AROUND 40. HIGHS IN THE
LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. SOUTH WINDS 5 TO 10 MPH.
MOZ074-075-085-181000-
SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-MADISON MO-
INCLUDING THE CITIES OF FARMINGTON AND FREDERICKTOWN RANGER
DISTRICT
320 PM CST WED DEC 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS TSTMS NONE NONE
CHANCE PRECIP (%) 30 80 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 45 (+10) 56 (-3) 23 43
RH % (24H TREND) 95 (+16) 56 (+10) 69 33
WIND 20FT AM(MPH) S 11-15 G28 W 3-7 G16
WIND 20FT PM(MPH) S 6-10 G21 W 9-13 G27 W 10-14 G27 SW 4-8 G16
PRECIP AMOUNT 0.03 0.39 0.00 0.00
PRECIP DURATION 2 5
1700FT MIXING TEMP 56 37
MIXING HGT(FT-AGL) 480 3420 860 2170
TRANSPORT WND (M/S) S 6 W 10 W 8 W 5
TRANSPORT WND (MPH) S 14 W 23 W 18 W 10
VENT RATE (M/S-M) 130 16500 1100 5200
POOR EXCELLENT POOR MARGINAL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. COOLER. LOWS IN THE UPPER 20S. HIGHS IN
THE MID 40S. MINIMUM RH 40 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE
UPPER 40S. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. WARMER. LOWS AROUND 40. HIGHS AROUND
60. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. SOUTH WINDS 5 TO 10 MPH.
MOZ041-047>050-181000-
BOONE MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF COLUMBIA, CEDAR CREEK RANGER DISTRICT,
JEFFERSON CITY, AND FULTON
320 PM CST WED DEC 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 80 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (+12) 55 (-1) 21 44
RH % (24H TREND) 99 (+1) 42 (-11) 62 34
WIND 20FT AM(MPH) W 11-15 G27 W 3-7
WIND 20FT PM(MPH) S 6-10 G22 W 13-17 G34 NW 13-17 G33 S 5-9 G18
PRECIP AMOUNT 0.02 0.20 0.00 0.00
PRECIP DURATION 1 4
1700FT MIXING TEMP 48 35
MIXING HGT(FT-AGL) 400 6250 900 2100
TRANSPORT WND (M/S) S 6 W 17 NW 7 SW 5
TRANSPORT WND (MPH) S 13 W 38 NW 15 SW 10
VENT RATE (M/S-M) 330 42720 1060 5020
POOR EXCELLENT POOR MARGINAL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. COOLER. LOWS IN THE MID 20S. HIGHS IN
THE MID 40S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS AROUND 50.
SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS AROUND 60.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 60S. SOUTH WINDS 5 TO 10 MPH.
MOZ051-059-060-062-065-181000-
MONTGOMERY MO-GASCONADE MO-WARREN MO-FRANKLIN MO-JEFFERSON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
320 PM CST WED DEC 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE SHOWERS NONE NONE
CHANCE PRECIP (%) 0 80 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 45 (+10) 57 (0) 21 43
RH % (24H TREND) 94 (-1) 47 (-2) 65 34
WIND 20FT AM(MPH) SW 11-15 G27 W 3-7 G16
WIND 20FT PM(MPH) S 5-9 G21 W 11-15 G32 NW 13-17 G33 SW 3-7 G16
PRECIP AMOUNT 0.00 0.32 0.00 0.00
PRECIP DURATION 5
1700FT MIXING TEMP 50 35
MIXING HGT(FT-AGL) 400 4850 1390 2180
TRANSPORT WND (M/S) S 5 W 13 NW 11 W 5
TRANSPORT WND (MPH) S 12 W 30 NW 25 W 12
VENT RATE (M/S-M) 290 32580 2310 5140
POOR EXCELLENT POOR MARGINAL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. COOLER. LOWS IN THE MID 20S. HIGHS IN
THE MID 40S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS AROUND 30. HIGHS IN THE UPPER 40S.
SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. WARMER. LOWS IN THE LOWER 40S. HIGHS
AROUND 60. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 60S. SOUTH WINDS 5 TO 10 MPH.
MOZ061-063-064-181000-
SAINT CHARLES MO-SAINT LOUIS MO-SAINT LOUIS CITY MO-
INCLUDING THE CITIES OF SAINT CHARLES AND SAINT LOUIS
320 PM CST WED DEC 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE SHOWERS NONE NONE
CHANCE PRECIP (%) 0 80 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 45 (+9) 56 (0) 23 40
RH % (24H TREND) 92 (0) 55 (+7) 66 39
WIND 20FT AM(MPH) SW 11-15 G24 W 4-8 G16
WIND 20FT PM(MPH) S 6-10 G16 W 10-14 G30 NW 14-18 G31 SW 4-8 G15
PRECIP AMOUNT 0.00 0.36 0.00 0.00
PRECIP DURATION 4
1700FT MIXING TEMP 52 34
MIXING HGT(FT-AGL) 430 4080 1220 2380
TRANSPORT WND (M/S) SE 6 W 12 NW 11 W 5
TRANSPORT WND (MPH) SE 13 W 26 NW 24 W 12
VENT RATE (M/S-M) 260 22410 2640 7660
POOR EXCELLENT POOR FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. COLDER. LOWS IN THE UPPER 20S. HIGHS IN
THE MID 40S. NORTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 40S. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. WARMER. LOWS IN THE LOWER 40S. HIGHS
AROUND 60. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH.
ILZ064-065-069-070-074-079-100>102-181000-
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
320 PM CST WED DEC 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS TSTMS NONE NONE
CHANCE PRECIP (%) 20 80 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 43 (+8) 56 (0) 21 40
RH % (24H TREND) 93 (+6) 65 (+17) 82 41
WIND 20FT AM(MPH) S 14-18 G31 W 6-10 G19
WIND 20FT PM(MPH) S 7-11 G22 W 11-15 G31 W 13-17 G29 SW 4-8
PRECIP AMOUNT 0.00 0.48 0.00 0.00
PRECIP DURATION 1 6
1700FT MIXING TEMP 56 33
MIXING HGT(FT-AGL) 410 2770 750 2510
TRANSPORT WND (M/S) S 6 W 10 W 8 W 6
TRANSPORT WND (MPH) S 14 W 22 W 18 W 14
VENT RATE (M/S-M) 450 14510 1020 10290
POOR GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
MID 50S. SOUTHWEST WINDS 15 TO 20 MPH.
SUNDAY
PARTLY CLOUDY. COLDER. LOWS IN THE MID 20S. HIGHS IN
THE LOWER 40S. NORTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE MID
40S. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. WARMER. LOWS AROUND 40. HIGHS IN THE
UPPER 50S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 50S. SOUTH WINDS 5 TO 10 MPH.
MOZ018-019-026-027-034>036-042-052-181000-
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
320 PM CST WED DEC 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 80 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 41 (+8) 53 (+1) 18 39
RH % (24H TREND) 96 (+2) 50 (+1) 68 38
WIND 20FT AM(MPH) W 12-16 G28 W 3-7 G16
WIND 20FT PM(MPH) S 7-11 G23 W 14-18 G37 NW 16-20 G36 SW 5-9 G19
PRECIP AMOUNT 0.05 0.21 0.00 0.00
PRECIP DURATION 1 5
1700FT MIXING TEMP 48 32
MIXING HGT(FT-AGL) 410 5730 1510 2100
TRANSPORT WND (M/S) S 6 W 16 NW 9 SW 4
TRANSPORT WND (MPH) S 14 W 37 NW 20 SW 9
VENT RATE (M/S-M) 230 37880 2650 6090
POOR EXCELLENT POOR FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
LOWER 50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. COLDER. LOWS IN THE LOWER 20S. HIGHS IN
THE LOWER 40S. NORTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE
UPPER 40S. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE MID
50S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
MID 50S. SOUTHEAST WINDS 5 TO 10 MPH.
ILZ095>098-181000-
ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, AND PITTSFIELD
320 PM CST WED DEC 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 80 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 40 (+7) 52 (+3) 18 38
RH % (24H TREND) 98 (+5) 55 (-1) 69 41
WIND 20FT AM(MPH) SW 12-16 G26 W 5-9 G19
WIND 20FT PM(MPH) SE 7-11 G23 W 13-17 G35 NW 16-20 G35 SW 5-9 G18
PRECIP AMOUNT 0.04 0.29 0.00 0.00
PRECIP DURATION 1 5 1
1700FT MIXING TEMP 46 30
MIXING HGT(FT-AGL) 400 4670 1980 2150
TRANSPORT WND (M/S) S 6 W 14 NW 10 W 5
TRANSPORT WND (MPH) S 14 W 32 NW 23 W 10
VENT RATE (M/S-M) 320 32520 2780 7440
POOR EXCELLENT POOR FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. LOWS AROUND 30. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. COLDER. LOWS IN THE LOWER 20S. HIGHS
AROUND 40. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE MID
40S. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE MID
50S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID
50S. SOUTHEAST WINDS 5 TO 10 MPH.
ILZ058>060-099-181000-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-JERSEY IL-
INCLUDING THE CITY OF LITCHFIELD
320 PM CST WED DEC 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 20 80 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 40 (+7) 53 (+1) 19 36
RH % (24H TREND) 93 (-1) 56 (+3) 74 39
WIND 20FT AM(MPH) SW 14-18 G31 W 6-10 G20
WIND 20FT PM(MPH) S 8-12 G22 W 12-16 G30 NW 16-20 G32 SW 5-9 G15
PRECIP AMOUNT 0.01 0.42 0.00 0.00
PRECIP DURATION 0 5 1
1700FT MIXING TEMP 51 31
MIXING HGT(FT-AGL) 400 3290 860 2370
TRANSPORT WND (M/S) S 6 W 11 NW 11 W 6
TRANSPORT WND (MPH) S 14 W 25 NW 24 W 13
VENT RATE (M/S-M) 250 18220 1520 9900
POOR EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE
LOWER 50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. COLDER. LOWS IN THE LOWER 20S. HIGHS
AROUND 40. NORTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE MID
40S. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. WARMER. LOWS IN THE UPPER 30S. HIGHS IN
THE MID 50S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
MID 50S. SOUTHEAST WINDS 5 TO 10 MPH.
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