Zone Forecast Product
Issued by NWS St. Louis, MO

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993
FPUS53 KLSX 190923
ZFPLSX

Zone Forecasts
National Weather Service Saint Louis MO
423 AM CDT Sun Jul 19 2026

ILZ100-101-MOZ061-063-064-191700-
Madison IL-Saint Clair IL-Saint Charles MO-Saint Louis MO-
Saint Louis City MO-
Including the cities of Alton, Edwardsville, Belleville, Cahokia,
Saint Charles, and Saint Louis
423 AM CDT Sun Jul 19 2026

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY...

.TODAY...Mostly sunny. A chance of showers and thunderstorms this
afternoon. Highs in the upper 80s. Northeast winds around 5 mph.
Chance of rain 50 percent. Heat index values up to 101.
.TONIGHT...Partly cloudy. A chance of showers and thunderstorms
in the evening. Patchy smoke after midnight. Lows in the lower
70s. East winds around 5 mph. Chance of rain 50 percent.
.MONDAY...Patchy fog and smoke in the morning. Mostly sunny.
Humid with highs in the lower 90s. Southeast winds around 5 mph.
Heat index values up to 103.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
South winds around 5 mph. Heat index values up to 103 early in
the evening.
.TUESDAY...Sunny, hot with highs in the mid 90s. West winds 5 to
10 mph, becoming northwest 10 to 15 mph in the afternoon. Heat
index values up to 108.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the lower
70s. Highs in the mid 80s. Heat index values up to 100.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the mid 60s. Highs in the lower 80s.
.FRIDAY...Partly sunny. A chance of showers with a slight chance
of thunderstorms in the morning. Highs in the mid 80s. Chance of
rain 30 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the upper 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

MOZ049-050-191700-
Osage MO-Callaway MO-
Including the city of Fulton
423 AM CDT Sun Jul 19 2026

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY...

.TODAY...Partly sunny. A slight chance of showers and
thunderstorms this morning, then a chance of showers and
thunderstorms this afternoon. Highs in the lower 90s. Northwest
winds around 5 mph, becoming northeast this afternoon. Chance of
rain 50 percent. Heat index values up to 102.
.TONIGHT...Partly cloudy. A chance of showers and thunderstorms
in the evening. Patchy fog after midnight. Humid with lows in the
lower 70s. East winds around 5 mph. Chance of rain 40 percent.
.MONDAY...Patchy fog in the morning. Mostly sunny. Humid with
highs in the mid 90s. Southeast winds around 5 mph, becoming
southwest in the afternoon. Heat index values up to 104.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
Southwest winds around 5 mph. Heat index values up to 103 early
in the evening.
.TUESDAY...Sunny, hot with highs in the mid 90s. West winds 5 to
10 mph, becoming northwest with gusts up to 20 mph in the
afternoon. Heat index values up to 104.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 70.
Highs in the mid 80s. Heat index values up to 100.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the mid
60s. Highs in the lower 80s.
.THURSDAY NIGHT...Mostly cloudy in the evening, then partly
cloudy with a chance of showers and thunderstorms after midnight.
Lows in the mid 60s. Chance of rain 30 percent.
.FRIDAY...Partly sunny. A chance of showers and thunderstorms,
mainly in the morning. Highs in the mid 80s. Chance of rain
40 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the upper 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

MOZ042-191700-
Audrain MO-
Including the city of Mexico
423 AM CDT Sun Jul 19 2026

.TODAY...Partly sunny. A chance of showers and thunderstorms this
afternoon. Highs in the upper 80s. Northeast winds around 5 mph.
Chance of rain 50 percent. Heat index values up to 100.
.TONIGHT...Partly cloudy. A chance of showers and thunderstorms
in the evening. Lows around 70. East winds around 5 mph. Chance
of rain 40 percent.
.MONDAY...Patchy fog in the morning. Sunny with highs in the
lower 90s. South winds around 5 mph. Heat index values up to 102.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
Southwest winds 5 to 10 mph. Heat index values up to 102 early in
the evening.
.TUESDAY...Sunny. Highs in the lower 90s. West winds 5 to 10 mph,
becoming northwest with gusts up to 20 mph in the afternoon.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper
60s. Highs in the mid 80s.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the mid
60s. Highs around 80.
.THURSDAY NIGHT...Mostly cloudy in the evening, then partly
cloudy with a chance of showers and thunderstorms after midnight.
Lows in the mid 60s. Chance of rain 30 percent.
.FRIDAY...Partly sunny. A chance of showers and thunderstorms,
mainly in the morning. Highs in the lower 80s. Chance of rain
40 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

MOZ041-047-048-191700-
Boone MO-Moniteau MO-Cole MO-
Including the cities of Columbia and Jefferson City
423 AM CDT Sun Jul 19 2026

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY...

.TODAY...Mostly sunny. A chance of showers and thunderstorms this
afternoon. Highs in the lower 90s. Northwest winds around 5 mph,
becoming northeast this afternoon. Chance of rain 50 percent.
Heat index values up to 103.
.TONIGHT...Partly cloudy. A chance of showers and thunderstorms
in the evening. Patchy fog after midnight. Humid with lows in the
lower 70s. Southeast winds around 5 mph. Chance of rain
30 percent. Heat index values up to 101 early in the evening.
.MONDAY...Patchy fog in the morning. Mostly sunny. Hot with highs
in the mid 90s. South winds around 5 mph. Heat index values up to
106.
.MONDAY NIGHT...Mostly clear. Humid with lows in the upper 70s.
Southwest winds around 5 mph. Heat index values up to 106 early
in the evening.
.TUESDAY...Sunny, hot with highs in the upper 90s. Northwest
winds 5 to 10 mph with gusts up to 20 mph. Heat index values up
to 105.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 70.
Highs in the upper 80s. Heat index values up to 100.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the upper
60s. Highs in the mid 80s.
.THURSDAY NIGHT...Mostly cloudy in the evening, then partly
cloudy with a chance of showers and thunderstorms after midnight.
Lows in the upper 60s. Chance of rain 30 percent.
.FRIDAY...Partly sunny. A chance of showers and thunderstorms in
the morning. Highs in the mid 80s. Chance of rain 40 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the upper 60s. Highs around
90. Chance of rain 20 percent.

$$

ILZ095>097-MOZ018-019-026-027-034>036-191700-
Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO-
Monroe MO-Ralls MO-Pike MO-
Including the cities of Quincy, Mount Sterling, Pittsfield,
Hannibal, and Bowling Green
423 AM CDT Sun Jul 19 2026

.TODAY...Mostly sunny. Patchy fog this morning. A slight chance
of showers and thunderstorms this afternoon. Highs in the upper
80s. East winds around 5 mph. Chance of rain 20 percent.
.TONIGHT...Mostly clear in the evening, then becoming partly
cloudy. Patchy smoke. Lows around 70. East winds around 5 mph.
.MONDAY...Patchy fog and smoke in the morning. Sunny. Highs in
the lower 90s. South winds around 5 mph. Heat index values up to
103.
.MONDAY NIGHT...Mostly clear in the evening, then partly cloudy
with a slight chance of showers and thunderstorms after midnight.
Humid with lows in the mid 70s. Southwest winds around 5 mph.
Gusts up to 20 mph after midnight. Chance of rain 20 percent.
Heat index values up to 102 early in the evening.
.TUESDAY...Sunny. Highs in the lower 90s. Northwest winds 10 to
15 mph with gusts up to 25 mph.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper
60s. Highs in the mid 80s.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the lower
60s. Highs in the lower 80s.
.THURSDAY NIGHT...Mostly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the mid 60s. Chance of rain
20 percent.
.FRIDAY...Partly sunny. A chance of showers and thunderstorms,
mainly in the morning. Highs in the lower 80s. Chance of rain
40 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the upper 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

ILZ069-074-191700-
Clinton IL-Washington IL-
423 AM CDT Sun Jul 19 2026

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY...

.TODAY...Mostly sunny. A chance of showers and thunderstorms this
afternoon. Highs in the upper 80s. Northeast winds around 5 mph.
Chance of rain 50 percent. Heat index values up to 100.
.TONIGHT...Partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly clear after midnight.
Patchy fog and smoke after midnight. Lows around 70. East winds
around 5 mph in the evening, becoming light and variable. Chance
of rain 20 percent.
.MONDAY...Patchy fog and smoke in the morning. Mostly sunny.
Humid with highs around 90. Light and variable winds. Heat index
values up to 101.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
South winds around 5 mph. Heat index values up to 100 early in
the evening.
.TUESDAY...Sunny. A slight chance of showers and thunderstorms in
the afternoon. Hot with highs in the mid 90s. Southwest winds
5 to 10 mph, becoming northwest with gusts up to 20 mph in the
afternoon. Chance of rain 20 percent. Heat index values up to
109.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 70.
Highs in the mid 80s. Heat index values up to 105.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the mid 60s. Highs in the lower 80s.
.FRIDAY...Partly sunny. A slight chance of showers in the
morning. Highs in the lower 80s. Chance of rain 20 percent.
.FRIDAY NIGHT...Mostly cloudy in the evening, then partly cloudy
with a slight chance of showers and thunderstorms after midnight.
Lows in the upper 60s. Chance of rain 20 percent.
.SATURDAY...Mostly sunny. A slight chance of showers in the
morning. Highs in the upper 80s. Chance of rain 20 percent.

$$

ILZ070-191700-
Marion IL-
Including the cities of Centralia and Salem
423 AM CDT Sun Jul 19 2026

.TODAY...Mostly sunny. A chance of showers and thunderstorms this
afternoon. Highs in the upper 80s. Northeast winds around 5 mph.
Chance of rain 30 percent.
.TONIGHT...Mostly clear. Patchy smoke. Patchy fog after midnight.
Lows in the upper 60s. Northeast winds around 5 mph in the
evening, becoming light and variable.
.MONDAY...Mostly sunny. Patchy fog in the morning. Patchy smoke.
Highs in the upper 80s. Light and variable winds.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
Southwest winds around 5 mph.
.TUESDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Humid with highs in the mid 90s.
Southwest winds 5 to 10 mph, becoming west with gusts up to
20 mph in the afternoon. Chance of rain 20 percent. Heat index
values up to 106.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 70.
Highs in the lower 80s. Heat index values up to 100.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the lower 60s. Highs in the lower 80s.
.FRIDAY...Partly sunny. A slight chance of showers in the
morning. Highs in the lower 80s. Chance of rain 20 percent.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 60s.
.SATURDAY...Mostly sunny. A slight chance of showers in the
morning. Highs in the upper 80s. Chance of rain 20 percent.

$$

MOZ074-084-085-099-191700-
Saint Francois MO-Iron MO-Madison MO-Reynolds MO-
Including the city of Farmington
423 AM CDT Sun Jul 19 2026

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY...

.TODAY...Partly sunny. A slight chance of showers and
thunderstorms this morning, then a chance of showers and
thunderstorms this afternoon. Highs around 90. Northwest winds
around 5 mph. Chance of rain 50 percent. Heat index values up to
101.
.TONIGHT...Mostly cloudy with a chance of showers and
thunderstorms in the evening, then partly cloudy after midnight.
Patchy fog after midnight. Humid with lows in the lower 70s.
Light and variable winds. Chance of rain 50 percent.
.MONDAY...Mostly sunny. Patchy fog in the morning. A slight
chance of showers in the morning, then a chance of showers with a
slight chance of thunderstorms in the afternoon. Humid with highs
in the lower 90s. Light and variable winds. Chance of rain
40 percent. Heat index values up to 104.
.MONDAY NIGHT...Partly cloudy in the evening, then clearing.
Humid with lows in the mid 70s. Light and variable winds,
becoming southwest around 5 mph after midnight. Heat index values
up to 100 early in the evening.
.TUESDAY...Sunny, hot with highs in the upper 90s. West winds
5 to 10 mph. Heat index values up to 108.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the lower
70s. Highs in the upper 80s. Heat index values up to 105.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the mid 60s.
.THURSDAY...Mostly sunny. Highs in the mid 80s.
.THURSDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the mid 60s. Chance of rain
20 percent.
.FRIDAY...Mostly sunny with a slight chance of thunderstorms. A
chance of showers, mainly in the morning. Highs in the lower 80s.
Chance of rain 30 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the upper 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

MOZ051-060-191700-
Montgomery MO-Warren MO-
423 AM CDT Sun Jul 19 2026

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY...

.TODAY...Partly sunny. A chance of showers and thunderstorms this
afternoon. Highs around 90. Light and variable winds, becoming
northeast around 5 mph this afternoon. Chance of rain 50 percent.
Heat index values up to 101.
.TONIGHT...Partly cloudy. A chance of showers and thunderstorms
in the evening. Patchy fog after midnight. Humid with lows around
70. East winds around 5 mph in the evening, becoming light and
variable. Chance of rain 50 percent.
.MONDAY...Patchy fog in the morning. Mostly sunny. Humid with
highs in the lower 90s. Light and variable winds. Heat index
values up to 103.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
Light and variable winds, becoming southwest around 5 mph after
midnight. Heat index values up to 103 early in the evening.
.TUESDAY...Sunny with highs in the mid 90s. Northwest winds 5 to
10 mph with gusts up to 20 mph. Heat index values up to 104.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper
60s. Highs in the mid 80s.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the lower
60s. Highs in the lower 80s.
.THURSDAY NIGHT...Mostly cloudy in the evening, then partly
cloudy with a slight chance of showers and thunderstorms after
midnight. Lows in the mid 60s. Chance of rain 20 percent.
.FRIDAY...Partly sunny. A chance of showers and thunderstorms,
mainly in the morning. Highs in the mid 80s. Chance of rain
30 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

MOZ052-191700-
Lincoln MO-
423 AM CDT Sun Jul 19 2026

.TODAY...Mostly sunny. A chance of showers and thunderstorms this
afternoon. Highs in the upper 80s. Northeast winds around 5 mph.
Chance of rain 50 percent. Heat index values up to 100.
.TONIGHT...Partly cloudy. A chance of showers and thunderstorms
in the evening. Lows around 70. East winds around 5 mph in the
evening, becoming light and variable. Chance of rain 40 percent.
.MONDAY...Patchy fog in the morning. Mostly sunny. Humid with
highs in the lower 90s. Southeast winds around 5 mph in the
morning, becoming light and variable. Heat index values up to
102.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
Southwest winds around 5 mph. Heat index values up to 103 early
in the evening.
.TUESDAY...Sunny with highs in the mid 90s. West winds 5 to
10 mph, becoming northwest with gusts up to 20 mph in the
afternoon. Heat index values up to 105.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper
60s. Highs in the mid 80s.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the mid
60s. Highs in the lower 80s.
.THURSDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the mid 60s. Chance of rain
20 percent.
.FRIDAY...Partly sunny. A chance of showers and thunderstorms in
the morning. Highs in the mid 80s. Chance of rain 30 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the upper 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

ILZ058-059-098-099-191700-
Greene IL-Macoupin IL-Calhoun IL-Jersey IL-
423 AM CDT Sun Jul 19 2026

.TODAY...Mostly sunny. Patchy fog this morning. A slight chance
of showers and thunderstorms this afternoon. Highs in the upper
80s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.
.TONIGHT...Mostly clear in the evening, then becoming partly
cloudy. Patchy smoke. Lows in the upper 60s. East winds around
5 mph.
.MONDAY...Patchy fog and smoke in the morning. Mostly sunny.
Highs around 90. South winds around 5 mph. Heat index values up
to 100 in the afternoon.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
Southwest winds around 5 mph. Heat index values up to 100 early
in the evening.
.TUESDAY...Sunny with highs in the lower 90s. West winds 5 to
10 mph, becoming northwest 10 to 15 mph in the afternoon. Heat
index values up to 102.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper
60s. Highs in the lower 80s.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the lower 60s. Highs in the lower 80s.
.FRIDAY...Partly sunny with a slight chance of thunderstorms. A
chance of showers, mainly in the morning. Highs in the lower 80s.
Chance of rain 30 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

ILZ060-064-065-191700-
Montgomery IL-Bond IL-Fayette IL-
Including the cities of Litchfield and Vandalia
423 AM CDT Sun Jul 19 2026

.TODAY...Mostly sunny. Patchy fog this morning. Patchy smoke this
afternoon. A slight chance of showers and thunderstorms this
afternoon. Highs in the mid 80s. Northeast winds around 5 mph.
Chance of rain 20 percent.
.TONIGHT...Mostly clear in the evening, then becoming partly
cloudy. Patchy smoke. Lows in the upper 60s. East winds around
5 mph.
.MONDAY...Mostly sunny. Patchy fog in the morning. Patchy smoke.
Highs in the upper 80s. Southeast winds around 5 mph, becoming
south in the afternoon.
.MONDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms after midnight. Humid with lows in the lower 70s.
Southwest winds around 5 mph. Chance of rain 20 percent.
.TUESDAY...Sunny with a slight chance of showers and
thunderstorms. Humid with highs in the lower 90s. West winds 5 to
10 mph, becoming northwest with gusts up to 20 mph in the
afternoon. Chance of rain 20 percent. Heat index values up to
104.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper
60s. Highs in the lower 80s.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the lower 60s.
.THURSDAY...Sunny. Highs around 80.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s.
.FRIDAY...Partly sunny with a slight chance of thunderstorms. A
chance of showers, mainly in the morning. Highs in the lower 80s.
Chance of rain 30 percent.
.FRIDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the mid 60s. Chance of rain
20 percent.
.SATURDAY...Mostly sunny. A slight chance of showers in the
morning. Highs in the mid 80s. Chance of rain 20 percent.

$$

ILZ079-MOZ075-191700-
Randolph IL-Sainte Genevieve MO-
Including the cities of Chester and Sparta
423 AM CDT Sun Jul 19 2026

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY...

.TODAY...Partly sunny. A slight chance of showers and
thunderstorms this morning, then a chance of showers and
thunderstorms this afternoon. Highs in the upper 80s. North winds
around 5 mph. Chance of rain 50 percent. Heat index values up to
102.
.TONIGHT...Partly cloudy. A chance of showers and thunderstorms
in the evening. Patchy fog after midnight. Humid with lows in the
lower 70s. Northeast winds around 5 mph in the evening, becoming
light and variable. Chance of rain 50 percent.
.MONDAY...Mostly sunny. Patchy fog in the morning. A slight
chance of showers and thunderstorms in the afternoon. Humid with
highs around 90. Light and variable winds. Chance of rain
20 percent. Heat index values up to 103 in the afternoon.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
South winds around 5 mph. Heat index values up to 102 early in
the evening.
.TUESDAY...Sunny, hot with highs in the mid 90s. West winds 5 to
10 mph. Heat index values up to 110.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the lower
70s. Highs in the mid 80s. Heat index values up to 105.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the mid 60s. Highs in the lower 80s.
.FRIDAY...Mostly sunny. A chance of showers with a slight chance
of thunderstorms in the morning. Highs in the lower 80s. Chance
of rain 30 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the upper 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

MOZ059-062-072-073-191700-
Gasconade MO-Franklin MO-Crawford MO-Washington MO-
Including the cities of Washington, Union, and Sullivan
423 AM CDT Sun Jul 19 2026

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY...

.TODAY...Partly sunny. A slight chance of showers and
thunderstorms this morning, then a chance of showers and
thunderstorms this afternoon. Highs around 90. West winds around
5 mph, becoming north this afternoon. Chance of rain 50 percent.
Heat index values up to 101.
.TONIGHT...Partly cloudy. A chance of showers and thunderstorms
in the evening. Patchy fog after midnight. Humid with lows around
70. Light and variable winds. Chance of rain 50 percent.
.MONDAY...Mostly sunny. Patchy fog in the morning. A slight
chance of showers and thunderstorms in the afternoon. Humid with
highs in the lower 90s. Light and variable winds, becoming
southwest around 5 mph in the afternoon. Chance of rain
20 percent. Heat index values up to 103.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
Light and variable winds, becoming southwest around 5 mph after
midnight. Heat index values up to 103 early in the evening.
.TUESDAY...Sunny, hot with highs in the mid 90s. West winds 5 to
10 mph. Heat index values up to 107.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper
60s. Highs in the mid 80s. Heat index values up to 100.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the mid
60s. Highs in the mid 80s.
.THURSDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the mid 60s. Chance of rain
20 percent.
.FRIDAY...Partly sunny. A chance of showers and thunderstorms,
mainly in the morning. Highs in the mid 80s. Chance of rain
30 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the upper 60s. Highs in the
upper 80s. Chance of rain 20 percent.

$$

ILZ102-MOZ065-191700-
Monroe IL-Jefferson MO-
423 AM CDT Sun Jul 19 2026

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY...

.TODAY...Partly sunny. A slight chance of showers and
thunderstorms this morning, then a chance of showers and
thunderstorms this afternoon. Highs around 90. Northwest winds
around 5 mph, becoming northeast this afternoon. Chance of rain
50 percent. Heat index values up to 101.
.TONIGHT...Partly cloudy. A chance of showers and thunderstorms
in the evening. Patchy fog after midnight. Humid with lows in the
lower 70s. East winds around 5 mph in the evening, becoming light
and variable. Chance of rain 50 percent.
.MONDAY...Mostly sunny. Patchy fog in the morning. A slight
chance of showers in the afternoon. Humid with highs in the lower
90s. Southeast winds around 5 mph in the morning, becoming light
and variable. Chance of rain 20 percent. Heat index values up to
104.
.MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
South winds around 5 mph. Heat index values up to 102 early in
the evening.
.TUESDAY...Sunny, hot with highs in the mid 90s. West winds 5 to
10 mph. Heat index values up to 110.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the lower
70s. Highs in the mid 80s. Heat index values up to 105.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the mid 60s. Highs in the lower 80s.
.FRIDAY...Partly sunny. A chance of showers with a slight chance
of thunderstorms in the morning. Highs in the mid 80s. Chance of
rain 30 percent.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the upper 60s. Highs in the
upper 80s. Chance of rain 20 percent.

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