830
FNUS53 KLSX 040800
FWFLSX
FIRE WEATHER PLANNING FORECAST FOR MISSOURI
NATIONAL WEATHER SERVICE ST LOUIS MO
ISSUED BY NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
300 AM CDT TUE AUG 4 2026
DISCUSSION
SEASONABLE TEMPERATURES EXPECTED THIS WEEK. DRY CONDITIONS
FORECAST FOR TUESDAY, WITH RAIN SHOWER POTENTIAL WEDNESDAY AND
THURSDAY ACROSS THE AREA.
MOZ072-073-083-084-099-042115-
CRAWFORD MO-WASHINGTON MO-DENT MO-IRON MO-REYNOLDS MO-
INCLUDING THE CITY OF SALEM
300 AM CDT TUE AUG 4 2026
TODAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
LAL.................
MAX TEMPERATURE.....84-91.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........42-55 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......LIGHT WINDS.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (1100-29900 KNOT-FT).
MIXING HEIGHT.......300-6600 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.
CHC OF WETTING RAIN.0 PERCENT.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).
LAL.................
MIN TEMPERATURE.....AROUND 66.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........84-100 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......LIGHT WINDS.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (1200-26900 KNOT-FT).
MIXING HEIGHT.......300-4800 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
LAL.................
MAX TEMPERATURE.....86-92.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........45-56 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......LIGHT WINDS.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR TO FAIR (1200-59600 KNOT-FT).
MIXING HEIGHT.......300-7800 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
MOZ074-075-085-042115-
SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-MADISON MO-
INCLUDING THE CITY OF FARMINGTON
300 AM CDT TUE AUG 4 2026
TODAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
LAL.................
MAX TEMPERATURE.....85-91.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........43-57 PERCENT.
24 HR TREND......3 PERCENT DRIER.
20-FOOT WINDS.......LIGHT WINDS.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (1000-28200 KNOT-FT).
MIXING HEIGHT.......300-6400 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 5 MPH SHIFTING TO THE EAST IN THE
AFTERNOON.
CHC OF WETTING RAIN.0 PERCENT.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
LAL.................
MIN TEMPERATURE.....AROUND 66.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........90-100 PERCENT.
24 HR TREND......7 PERCENT DRIER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......LIGHT WINDS.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (1200-26900 KNOT-FT).
MIXING HEIGHT.......300-4500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.
CHC OF WETTING RAIN.0 PERCENT.
WEDNESDAY
SKY/WEATHER.........SUNNY (20-30 PERCENT).
LAL.................
MAX TEMPERATURE.....87-92.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........44-56 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 5 MPH IN THE
AFTERNOON.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR TO FAIR (1200-50900 KNOT-FT).
MIXING HEIGHT.......300-7800 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
MOZ041-047>050-042115-
BOONE MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF COLUMBIA, JEFFERSON CITY, AND FULTON
300 AM CDT TUE AUG 4 2026
TODAY
SKY/WEATHER.........SUNNY (20-30 PERCENT).
LAL.................
MAX TEMPERATURE.....87-94.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........41-56 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (2600-34700 KNOT-FT).
MIXING HEIGHT.......400-6500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) UNTIL 0500, THEN
MOSTLY CLOUDY (45-55 PERCENT).
LAL.................
MIN TEMPERATURE.....67-72.
24 HR TREND......5 DEGREES WARMER.
MAX HUMIDITY........76-93 PERCENT.
24 HR TREND......9 PERCENT DRIER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 5 MPH AFTER
MIDNIGHT.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (1800-32400 KNOT-FT).
MIXING HEIGHT.......400-5500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER 1500.
LAL.................
MAX TEMPERATURE.....86-94.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........44-65 PERCENT.
24 HR TREND......7 PERCENT WETTER.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR TO FAIR (2600-54800 KNOT-FT).
MIXING HEIGHT.......400-5700 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
ILZ058-098-099-MOZ051-052-059>065-042115-
GREENE IL-CALHOUN IL-JERSEY IL-MONTGOMERY MO-LINCOLN MO-
GASCONADE MO-WARREN MO-SAINT CHARLES MO-FRANKLIN MO-
SAINT LOUIS MO-SAINT LOUIS CITY MO-JEFFERSON MO-
INCLUDING THE CITIES OF SAINT CHARLES, WASHINGTON, UNION,
SULLIVAN, AND SAINT LOUIS
300 AM CDT TUE AUG 4 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
LAL.................
MAX TEMPERATURE.....86-91.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........45-57 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......LIGHT WINDS.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (1100-33900 KNOT-FT).
MIXING HEIGHT.......300-6600 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
LAL.................
MIN TEMPERATURE.....64-71.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........81-100 PERCENT.
24 HR TREND......13 PERCENT DRIER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......LIGHT WINDS.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (1800-29300 KNOT-FT).
MIXING HEIGHT.......300-5100 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
LAL.................
MAX TEMPERATURE.....86-92.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........46-61 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 5 MPH IN THE
AFTERNOON.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR TO FAIR (1600-58000 KNOT-FT).
MIXING HEIGHT.......300-7800 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
ILZ059-060-064-065-069-070-074-079-100>102-042115-
MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-MARION IL-
WASHINGTON IL-RANDOLPH IL-MADISON IL-SAINT CLAIR IL-MONROE IL-
INCLUDING THE CITIES OF LITCHFIELD, VANDALIA, CENTRALIA, SALEM,
CHESTER, SPARTA, ALTON, EDWARDSVILLE, BELLEVILLE, AND CAHOKIA
300 AM CDT TUE AUG 4 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
LAL.................
MAX TEMPERATURE.....84-90.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........46-59 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......LIGHT WINDS.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (1000-28500 KNOT-FT).
MIXING HEIGHT.......200-6100 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.
CHC OF WETTING RAIN.0 PERCENT.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
LAL.................
MIN TEMPERATURE.....62-71.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........84-100 PERCENT.
24 HR TREND......3 PERCENT DRIER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......LIGHT WINDS.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (1300-24200 KNOT-FT).
MIXING HEIGHT.......300-4400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.
CHC OF WETTING RAIN.0 PERCENT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
LAL.................
MAX TEMPERATURE.....85-92.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........47-63 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 5 MPH IN THE
AFTERNOON.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR TO FAIR (900-51300 KNOT-FT).
MIXING HEIGHT.......200-6800 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
ILZ095>097-MOZ018-019-026-027-034>036-042-042115-
ADAMS IL-BROWN IL-PIKE IL-KNOX MO-LEWIS MO-SHELBY MO-MARION MO-
MONROE MO-RALLS MO-PIKE MO-AUDRAIN MO-
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, PITTSFIELD,
HANNIBAL, BOWLING GREEN, AND MEXICO
300 AM CDT TUE AUG 4 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
LAL.................
MAX TEMPERATURE.....AROUND 89.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........47-59 PERCENT.
24 HR TREND......3 PERCENT DRIER.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR TO FAIR (2600-40200 KNOT-FT).
MIXING HEIGHT.......400-6400 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) UNTIL 0300, THEN
MOSTLY CLOUDY (50-60 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER 0500.
LAL.................
MIN TEMPERATURE.....67-74.
24 HR TREND......5 DEGREES WARMER.
MAX HUMIDITY........81-100 PERCENT.
24 HR TREND......6 PERCENT DRIER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 5 MPH AFTER
MIDNIGHT.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR (2000-37300 KNOT-FT).
MIXING HEIGHT.......400-5100 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
CHC OF WETTING RAIN.0 PERCENT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER 1400.
LAL.................
MAX TEMPERATURE.....81-90.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........52-79 PERCENT.
24 HR TREND......9 PERCENT WETTER.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
HAINES INDEX........MISSING.
SMOKE DISPERSAL.....POOR TO GOOD (2100-63400 KNOT-FT).
MIXING HEIGHT.......400-6200 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
CHC OF WETTING RAIN.10 PERCENT.
FORECAST DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE MID 80S. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE UPPER 80S. LIGHT WINDS.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER
90S.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER
90S.
.OUTLOOK
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