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

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Light Rain

19°C

66°F

Humidity 90%
Wind Speed SE 17 km/h
Barometer 1015.3 mb (29.99 in)
Dewpoint 17°C (63°F)
Visibility 16 km
Last update 1 Jun 1:53 am CDT
Extended Forecast for

2 Miles NNW Arnold MO

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 18. Southeast wind around 11 km/h. Chance of precipitation is 100%.

    Low: 18 °C

    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely before 9am, then showers likely and possibly a thunderstorm between 9am and 11am, then a chance of showers and thunderstorms after 11am. Cloudy, with a high near 24. Southeast wind around 11 km/h becoming northwest in the afternoon. Chance of precipitation is 60%.

    High: 24 °C

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 17. Northwest wind 5 to 10 km/h.

    Low: 17 °C

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 30. Calm wind becoming south 5 to 8 km/h in the afternoon.

    High: 30 °C

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 19. Southeast wind 5 to 8 km/h.

    Low: 19 °C

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 29. Chance of precipitation is 70%.

    High: 29 °C

    T-storms
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 20.

    Low: 20 °C

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 60%.

    High: 30 °C

    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21.

    Low: 21 °C

    Chance
    T-storms

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 18. Southeast wind around 11 km/h. Chance of precipitation is 100%.
Saturday
Showers and thunderstorms likely before 9am, then showers likely and possibly a thunderstorm between 9am and 11am, then a chance of showers and thunderstorms after 11am. Cloudy, with a high near 24. Southeast wind around 11 km/h becoming northwest in the afternoon. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 17. Northwest wind 5 to 10 km/h.
Sunday
Mostly sunny, with a high near 30. Calm wind becoming south 5 to 8 km/h in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 19. Southeast wind 5 to 8 km/h.
Monday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 29. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 20.
Tuesday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 31.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 19.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 30.
Thursday Night
Mostly clear, with a low around 18.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 28.
Click Map For Forecast
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Arnold MO
 38.45°N 90.38°W (Elev. 499 m)
Last Update:
10:22 pm CDT May 31, 2024
Forecast Valid:
2am CDT Jun 1, 2024-6pm CDT Jun 7, 2024
 
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