St. Louis, MO Weather - Extended Forecast

Sunday

Chance of thunderstorms

High:
90°F

A slight chance of showers, then a chance of showers and thunderstorms after 7am. Partly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.

Sunday Night

Slight chance of thunderstorms

Overnight low:
72°F

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 20%.

Monday

Partly sunny

High:
92°F

A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92.

Monday Night

Slight chance of thunderstorms

Overnight low:
74°F

A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74.

Tuesday

Chance of thunderstorms

High:
93°F

Tuesday Night

Chance of thunderstorms

Overnight low:
75°F

Wednesday

Chance of showers

High:
94°F

Wednesday Night

Chance of thunderstorms

Overnight low:
75°F

Thursday

Chance of showers and thunderstorms

High:
93°F

Thursday Night

Chance of thunderstorms

Overnight low:
74°F

Friday

Chance of thunderstorms

High:
91°F