National Weather Service United States Department of Commerce

Severe weather possible for parts of central U.S.

Widespread thunderstorm activity is expected to develop on Thursday along a cold front moving eastward across the plains into the Mississippi Valley. A potential for damaging wind gusts will develop with the stronger thunderstorms. Hail will also be possible in the ArkLaTex and Ozarks.
Read More...

Hazardous Weather Conditions

Current Conditions

En Español

Share |

Ballwin MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Tonight

Thunderstorms Likely Chance for Measurable Precipitation 70%

Thunderstorms
Likely

Low: 68 °F

Thursday

Thunderstorms Likely Chance for Measurable Precipitation 70%

Thunderstorms
Likely

High: 85 °F

Thursday
Night

Thunderstorms Chance for Measurable Precipitation 90%

Thunderstorms

Low: 59 °F

Friday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 64 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 40 °F

Saturday

Sunny

Sunny

High: 56 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 43 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 70 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 50 °F

Detailed Forecast

  • Tonight Showers and thunderstorms likely. Cloudy, with a low around 68. South wind 5 to 7 mph. Chance of precipitation is 70%.
  • Thursday Showers and thunderstorms likely. Mostly cloudy, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
  • Thursday Night Occasional showers and thunderstorms, mainly before 1am. Low around 59. South wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 90%.
  • Friday A chance of showers after 1pm. Partly sunny, with a high near 64. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
  • Friday Night Mostly clear, with a low around 40. West wind 9 to 14 mph.
  • Saturday Sunny, with a high near 56.
  • Saturday Night Partly cloudy, with a low around 43.
  • Sunday Mostly sunny, with a high near 70.
  • Sunday Night Partly cloudy, with a low around 50.
  • Monday A 20 percent chance of showers. Mostly sunny, with a high near 68.
  • Monday Night A 30 percent chance of showers. Partly cloudy, with a low around 48.
  • Tuesday Mostly sunny, with a high near 75.
  • Tuesday Night A 20 percent chance of showers. Partly cloudy, with a low around 56.
  • Wednesday A 20 percent chance of showers. Mostly sunny, with a high near 79.