National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Overcast

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 29.86 in (1010.4 mb)
Dewpoint 69°F (21°C)
Visibility 9.00 mi
Last update 17 Jun 2:54 am CDT
Extended Forecast for

Washington MO

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 89. Light south wind.

    High: 89 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 70. Calm wind becoming south around 5 mph after midnight.

    Low: 70 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 82. Southwest wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    High: 82 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 65. Southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind.
Tuesday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 89. Light south wind.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 70. Calm wind becoming south around 5 mph after midnight.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 82. Southwest wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 65. Southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%.
Juneteenth
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny, with a high near 95.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington MO
 38.55°N 91.03°W (Elev. 600 ft)
Last Update:
1:36 am CDT Jun 17, 2025
Forecast Valid:
3am CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation