National Weather Service United States Department of Commerce

Severe weather possible for parts of northern Plains and mid/upper Mississippi River Valley

Severe thunderstorms are expected across portions of the northern Plains and upper Mississippi Valley Wednesday. Large hail and damaging winds will be the main threats with these storms, but a tornado or two could occur as well. Other strong to severe storms may occur from late afternoon into the overnight hours from the middle Mississippi Valley into the lower Ohio Valley.
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Hazardous Weather Conditions

Current Conditions

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5 Miles WNW Piedmont MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Overnight

Patchy Fog

Patchy
Fog

Low: 71 °F

Wednesday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 95 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 72 °F

Thursday

Sunny

Sunny

High: 96 °F

Thursday
Night

Mostly Clear

Mostly
Clear

Low: 72 °F

Friday

Sunny

Sunny

High: 96 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 72 °F

Saturday

Hot

Hot

High: 97 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 73 °F

Detailed Forecast

  • Overnight Patchy fog. Otherwise, partly cloudy, with a low around 71. West wind around 6 mph.
  • Wednesday A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, sunny, with a high near 95. Heat index values as high as 100. West wind 5 to 7 mph.
  • Wednesday Night Mostly clear, with a low around 72. Southwest wind around 7 mph.
  • Thursday Sunny, with a high near 96. Heat index values as high as 103. Southwest wind 5 to 9 mph.
  • Thursday Night Mostly clear, with a low around 72. Southwest wind around 7 mph.
  • Friday Sunny, with a high near 96.
  • Friday Night Mostly clear, with a low around 72.
  • Saturday Sunny and hot, with a high near 97.
  • Saturday Night Mostly clear, with a low around 73.
  • Sunday Sunny and hot, with a high near 97.
  • Sunday Night Mostly clear, with a low around 72.
  • Monday Sunny, with a high near 96.
  • Monday Night Partly cloudy, with a low around 71.
  • Tuesday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.