Central U.S. Severe Storms and Heavy Rain; Western Fire Weather Threats

A strong system will produce a swath of impacts. Severe storms with large hail, damaging winds, and a couple of tornadoes will be possible in the south and central Plains. Heavy rain could cause flash flooding in the Mid Mississippi Valley. Mountain snow will develop in the Rockies. Critical fire weather threats are expected across northern California and the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Overcast

11°C

52°F

Humidity 55%
Wind Speed E 19 km/h
Barometer 1018.4 mb (30.09 in)
Dewpoint 2°C (36°F)
Visibility 16 km
Wind Chill9°C (48°F)
Last update 8 May 5:51 am CDT
Extended Forecast for

Saint Louis MO

  • Today

    Today: Showers and thunderstorms likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Cloudy, with a high near 15. Southeast wind 11 to 21 km/h, with gusts as high as 34 km/h.  Chance of precipitation is 60%.

    Showers
    Likely

    High: 15 °C

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after midnight.  Cloudy, with a low around 12. Southeast wind 21 to 24 km/h.

    Chance
    Showers then
    Chance
    T-storms

    Low: 12 °C

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm.  High near 19. South wind 14 to 24 km/h becoming north in the afternoon. Winds could gust as high as 39 km/h.  Chance of precipitation is 100%.

    Showers

    High: 19 °C

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers before 8pm.  Cloudy, then gradually becoming partly cloudy, with a low around 7. North wind 18 to 23 km/h decreasing to 8 to 13 km/h after midnight. Winds could gust as high as 35 km/h.

    Slight Chance
    Showers then
    Partly Cloudy

    Low: 7 °C

  • Monday

    Monday: Partly sunny, with a high near 17. North wind 8 to 10 km/h.

    Partly Sunny

    High: 17 °C

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 7.

    Mostly Cloudy

    Low: 7 °C

  • Tuesday

    Tuesday: Mostly sunny, with a high near 17.

    Mostly Sunny

    High: 17 °C

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 7.

    Mostly Cloudy

    Low: 7 °C

  • Wednesday

    Wednesday: A 20 percent chance of showers after 8am.  Partly sunny, with a high near 18.

    Slight Chance
    Showers

    High: 18 °C

Detailed Forecast

Today
Showers and thunderstorms likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Cloudy, with a high near 15. Southeast wind 11 to 21 km/h, with gusts as high as 34 km/h. Chance of precipitation is 60%.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after midnight. Cloudy, with a low around 12. Southeast wind 21 to 24 km/h.
Sunday
Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. High near 19. South wind 14 to 24 km/h becoming north in the afternoon. Winds could gust as high as 39 km/h. Chance of precipitation is 100%.
Sunday Night
A 20 percent chance of showers before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 7. North wind 18 to 23 km/h decreasing to 8 to 13 km/h after midnight. Winds could gust as high as 35 km/h.
Monday
Partly sunny, with a high near 17. North wind 8 to 10 km/h.
Monday Night
Mostly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 17.
Tuesday Night
Mostly cloudy, with a low around 7.
Wednesday
A 20 percent chance of showers after 8am. Partly sunny, with a high near 18.
Wednesday Night
A 30 percent chance of showers, mainly between 8pm and 2am. Partly cloudy, with a low around 9.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 20.
Thursday Night
Partly cloudy, with a low around 11.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 23.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 164 m)
3:41 am CDT May 8, 2021
6am CDT May 8, 2021-6pm CDT May 14, 2021
 
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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