363
FNUS53 KLSX 172219
FWFLSX
FIRE WEATHER PLANNING FORECAST FOR EASTERN/CENTRAL MO AND SOUTHWEST IL
NATIONAL WEATHER SERVICE SAINT LOUIS MO
519 PM CDT SUN MAY 17 2026
THERE WILL BE MULTIPLE CHANCES FOR SHOWERS AND THUNDERSTORMS
THROUGH AT LEAST THE EARLY PORTION OF THIS WEEK. THE POTENTIAL
FOR PRECIPITATION REACHES THE ENTIRE FORECAST AREA AT SOME POINT,
SO EVERYONE AT SOME POINT IS EXPECTED TO SEE SOME RAIN. THOUGH
THERE IS STILL UNCERTAINTY, THERE ARE CHANCES FOR ADDITIONAL RAIN
LATER IN THE WEEK AS WELL.
MOZ072-073-083-084-099-180900-
CRAWFORD MO-WASHINGTON MO-DENT MO-IRON MO-REYNOLDS MO-
INCLUDING THE CITIES OF POTOSI/SALEM RANGER DISTRICT AND SALEM
519 PM CDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 20 100
CHANCE OF THUNDER (%) 0 50 20 100
TEMP (24H TREND) 69 (+2) 87 (+1) 69 85
RH % (24H TREND) 92 (+10) 57 (+10) 91 66
WIND 20FT AM(MPH) S 7-11 G26 S 6-10 G24
WIND 20FT PM(MPH) S 6-10 G25 S 8-12 G26 S 6-10 G25 SW 4-8 G21
PRECIP AMOUNT 0.00 0.16 0.03 0.23
PRECIP DURATION 3 1 10
1700FT MIXING TEMP 81 82
MIXING HGT(FT-AGL) 490 3660 470 3420
TRANSPORT WND (M/S) S 8 S 11 S 9 SW 10
TRANSPORT WND (MPH) S 17 S 25 S 20 SW 22
VENT RATE (M/S-M) 970 15530 870 13500
POOR EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 50S.
HIGHS AROUND 70. NORTH WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO
10 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. SOUTH
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 80S. SOUTH WINDS AROUND
5 MPH.
MOZ074-075-085-180900-
SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-MADISON MO-
INCLUDING THE CITIES OF FARMINGTON AND FREDERICKTOWN RANGER
DISTRICT
519 PM CDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 40 30 90
CHANCE OF THUNDER (%) 0 40 20 90
TEMP (24H TREND) 69 (+1) 86 (-1) 68 86
RH % (24H TREND) 90 (+10) 56 (+10) 91 65
WIND 20FT AM(MPH) S 10-14 G25 SW 9-13 G24
WIND 20FT PM(MPH) S 8-12 G23 S 11-15 G25 S 9-13 G24 SW 7-11 G22
PRECIP AMOUNT 0.00 0.11 0.02 0.23
PRECIP DURATION 2 1 6
1700FT MIXING TEMP 81 86
MIXING HGT(FT-AGL) 480 3860 470 3750
TRANSPORT WND (M/S) S 8 SW 12 S 8 SW 10
TRANSPORT WND (MPH) S 17 SW 26 S 18 SW 23
VENT RATE (M/S-M) 900 16220 870 14850
POOR EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S.
HIGHS IN THE LOWER 70S. NORTH WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. NORTHEAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
MOZ041-047>050-180900-
BOONE MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF COLUMBIA, CEDAR CREEK RANGER DISTRICT,
JEFFERSON CITY, AND FULTON
519 PM CDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 70 40 80
CHANCE OF THUNDER (%) 30 70 40 80
TEMP (24H TREND) 68 (+1) 87 (+1) 65 79
RH % (24H TREND) 86 (0) 56 (+8) 93 63
WIND 20FT AM(MPH) S 9-13 G25 SW 7-11 G22
WIND 20FT PM(MPH) S 10-14 G26 S 10-14 G26 S 9-13 G25 NW 6-10 G20
PRECIP AMOUNT 0.05 0.49 0.11 0.12
PRECIP DURATION 0 4 2 12
1700FT MIXING TEMP 83 71
MIXING HGT(FT-AGL) 510 3500 490 2430
TRANSPORT WND (M/S) S 8 S 12 S 9 SW 9
TRANSPORT WND (MPH) S 18 S 26 S 20 SW 21
VENT RATE (M/S-M) 1010 17360 930 10740
POOR EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. NORTH
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER 80S.
SOUTH WINDS 5 TO 10 MPH.
MOZ051-059-060-062-065-180900-
MONTGOMERY MO-GASCONADE MO-WARREN MO-FRANKLIN MO-JEFFERSON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
519 PM CDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 20 90
CHANCE OF THUNDER (%) 0 70 20 90
TEMP (24H TREND) 67 (0) 87 (0) 66 85
RH % (24H TREND) 90 (+3) 55 (+9) 95 67
WIND 20FT AM(MPH) S 8-12 G25 SW 7-11 G23
WIND 20FT PM(MPH) S 7-11 G24 S 9-13 G25 S 8-12 G24 W 6-10 G21
PRECIP AMOUNT 0.00 0.38 0.05 0.20
PRECIP DURATION 4 2 10
1700FT MIXING TEMP 86 79
MIXING HGT(FT-AGL) 490 3130 500 3340
TRANSPORT WND (M/S) S 7 SW 10 SW 7 SW 11
TRANSPORT WND (MPH) S 16 SW 22 SW 16 SW 24
VENT RATE (M/S-M) 900 14150 1000 15100
POOR GOOD POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S.
NORTH WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTH WINDS AROUND 5 MPH.
MOZ061-063-064-180900-
SAINT CHARLES MO-SAINT LOUIS MO-SAINT LOUIS CITY MO-
INCLUDING THE CITIES OF SAINT CHARLES AND SAINT LOUIS
519 PM CDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 20 90
CHANCE OF THUNDER (%) 0 60 20 90
TEMP (24H TREND) 71 (+4) 87 (-1) 68 86
RH % (24H TREND) 84 (-2) 56 (+10) 89 65
WIND 20FT AM(MPH) S 9-13 G24 SW 8-12 G22
WIND 20FT PM(MPH) S 8-12 G23 S 10-14 G24 S 9-13 G22 W 7-11 G21
PRECIP AMOUNT 0.00 0.34 0.05 0.27
PRECIP DURATION 4 2 10
1700FT MIXING TEMP 88 81
MIXING HGT(FT-AGL) 490 3380 490 3790
TRANSPORT WND (M/S) S 7 SW 10 S 8 SW 9
TRANSPORT WND (MPH) S 16 SW 23 S 18 SW 21
VENT RATE (M/S-M) 900 13880 1050 14840
POOR GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS AROUND 70. NORTH WINDS
5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 80S. SOUTH WINDS AROUND 5 MPH.
ILZ064-065-069-070-074-079-100>102-180900-
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
519 PM CDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 50 30 90
CHANCE OF THUNDER (%) 0 50 30 90
TEMP (24H TREND) 68 (+1) 86 (0) 68 86
RH % (24H TREND) 85 (-8) 57 (+8) 89 64
WIND 20FT AM(MPH) S 11-15 G24 S 11-15 G22
WIND 20FT PM(MPH) S 10-14 G23 S 13-17 G24 S 10-14 G22 SW 9-13 G22
PRECIP AMOUNT 0.00 0.35 0.07 0.36
PRECIP DURATION 2 1 10
1700FT MIXING TEMP 84 82
MIXING HGT(FT-AGL) 470 3510 450 3270
TRANSPORT WND (M/S) S 8 SW 11 S 8 SW 10
TRANSPORT WND (MPH) S 18 SW 25 S 18 SW 22
VENT RATE (M/S-M) 970 17730 950 15190
POOR EXCELLENT POOR EXCELLENT
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S.
HIGHS AROUND 70. NORTH WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. SOUTH WINDS AROUND 5 MPH.
MOZ018-019-026-027-034>036-042-052-180900-
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
519 PM CDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 60 60 60
CHANCE OF THUNDER (%) 30 60 50 60
TEMP (24H TREND) 69 (+2) 84 (-2) 64 78
RH % (24H TREND) 88 (-4) 59 (+10) 95 60
WIND 20FT AM(MPH) S 11-15 G27 SW 10-14 G25
WIND 20FT PM(MPH) S 11-15 G28 S 11-15 G28 S 11-15 G27 NW 8-12 G22
PRECIP AMOUNT 0.03 0.46 0.16 0.06
PRECIP DURATION 0 4 4 9
1700FT MIXING TEMP 82 68
MIXING HGT(FT-AGL) 510 3120 510 2930
TRANSPORT WND (M/S) S 9 S 12 SW 9 NW 8
TRANSPORT WND (MPH) S 20 S 28 SW 20 NW 17
VENT RATE (M/S-M) 970 16390 1020 11580
POOR EXCELLENT POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 60S. NORTH WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 60S. EAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE MID 80S.
SOUTHEAST WINDS 5 TO 10 MPH.
ILZ095>098-180900-
ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, AND PITTSFIELD
519 PM CDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 50 70
CHANCE OF THUNDER (%) 0 70 50 70
TEMP (24H TREND) 69 (+3) 84 (-1) 66 80
RH % (24H TREND) 86 (-10) 61 (+9) 92 61
WIND 20FT AM(MPH) S 10-14 G26 SW 10-14 G25
WIND 20FT PM(MPH) S 10-14 G25 S 11-15 G25 S 10-14 G25 W 8-12 G21
PRECIP AMOUNT 0.00 0.45 0.13 0.09
PRECIP DURATION 5 3 9
1700FT MIXING TEMP 83 72
MIXING HGT(FT-AGL) 500 2870 490 2930
TRANSPORT WND (M/S) S 8 S 12 S 9 SW 11
TRANSPORT WND (MPH) S 18 S 28 S 20 SW 24
VENT RATE (M/S-M) 970 14140 970 12990
POOR GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S.
NORTH WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 60S. EAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE MID 80S.
SOUTHEAST WINDS 5 TO 10 MPH.
ILZ058>060-099-180900-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-JERSEY IL-
INCLUDING THE CITY OF LITCHFIELD
519 PM CDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 20 90
CHANCE OF THUNDER (%) 0 70 20 90
TEMP (24H TREND) 66 (+1) 84 (-1) 64 81
RH % (24H TREND) 85 (-12) 60 (+12) 95 64
WIND 20FT AM(MPH) S 12-16 G25 S 11-15 G24
WIND 20FT PM(MPH) S 11-15 G25 S 12-16 G25 S 11-15 G23 W 9-13 G23
PRECIP AMOUNT 0.00 0.51 0.07 0.24
PRECIP DURATION 4 3 10
1700FT MIXING TEMP 84 79
MIXING HGT(FT-AGL) 520 2980 520 3480
TRANSPORT WND (M/S) S 8 SW 11 S 9 SW 11
TRANSPORT WND (MPH) S 17 SW 24 S 20 SW 24
VENT RATE (M/S-M) 1030 12810 1070 14210
POOR GOOD POOR GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S.
NORTH WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
UPPER 60S. EAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. EAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 50S. HIGHS AROUND 80. SOUTHEAST WINDS AROUND
5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE MID
80S. SOUTH WINDS AROUND 5 MPH.
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