National Weather Service United States Department of Commerce

Severe thunderstorms possible this evening and tonight

Large hail and damaging winds may occur from eastern Montana into North Dakota. Strong storms are also possible over the southern mid-Atlantic states. Hot weather continues across the southern Plains to Arizona.
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Hazardous Weather Conditions

Current Conditions

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Saint Louis MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Tonight

Mostly Clear

Mostly
Clear

Low: 17 °C

Friday

Mostly Sunny

Mostly
Sunny

High: 29 °C

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 22 °C

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 34 °C

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 25 °C

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 33 °C

Sunday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 19 °C

Monday

Sunny

Sunny

High: 27 °C

Monday
Night

Mostly Clear

Mostly
Clear

Low: 17 °C

Detailed Forecast

  • Tonight Mostly clear, with a low around 17. Northeast wind 5 to 11 km/h becoming southeast after midnight.
  • Friday Mostly sunny, with a high near 29. South wind 8 to 16 km/h.
  • Friday Night Partly cloudy, with a low around 22. South wind 13 to 18 km/h.
  • Saturday A 30 percent chance of showers and thunderstorms after 8am. Partly sunny, with a high near 34. Heat index values as high as 38. Southwest wind 13 to 18 km/h.
  • Saturday Night A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 25. Southwest wind 8 to 13 km/h.
  • Sunday A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 33.
  • Sunday Night A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 19.
  • Monday Sunny, with a high near 27.
  • Monday Night Mostly clear, with a low around 17.
  • Tuesday Sunny, with a high near 27.
  • Tuesday Night Mostly clear, with a low around 17.
  • Wednesday Mostly sunny, with a high near 28.
  • Wednesday Night Partly cloudy, with a low around 18.
  • Thursday Mostly sunny, with a high near 29.