Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

68°F

20°C

Humidity 93%
Wind Speed Calm
Barometer 30.04 in (1016.4 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 8 Aug 5:54 am CDT
Extended Forecast for

3 Miles SE Pacific MO

Extreme Heat Watch August 9, 12:00pm until August 12, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch
  • Today

    Today: Sunny, with a high near 90. Heat index values as high as 100. Calm wind.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 70. Calm wind.

    Low: 70 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 93. Heat index values as high as 103. Calm wind becoming south around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. South wind 3 to 5 mph.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. Southwest wind 3 to 5 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 92.

    High: 92 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 90. Heat index values as high as 100. Calm wind.
Tonight
Clear, with a low around 70. Calm wind.
Sunday
Sunny, with a high near 93. Heat index values as high as 103. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 74. South wind 3 to 5 mph.
Monday
Sunny, with a high near 94. Southwest wind 3 to 5 mph.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Pacific MO
 38.43°N 90.72°W (Elev. 600 ft)
3:11 am CDT Aug 8, 2026
6am CDT Aug 8, 2026-6pm CDT Aug 14, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database