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Severe Thunderstorms and Heavy Rain Exacerbate Ongoing Flooding; Cold and Wintry Continue Out West

A developing wave will bring a threat of severe thunderstorms Saturday from the Arklatex area to the Middle Mississippi Valley; and may produce tornadoes, damaging winds, and large hail; including potential for significant tornadoes and very large hail. Additional heavy rain will increase ongoing flooding. Heavy western mountain and Upper Midwest snow; and ice in the Northeast is also expected. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Overcast

9°C

48°F

Humidity 80%
Wind Speed NW 11 km/h
Barometer 1024.7 mb (30.25 in)
Dewpoint 6°C (42°F)
Visibility 16 km
Wind Chill7°C (45°F)
Last update 23 Feb 2:51 pm CST
Extended Forecast for

Saint Louis MO

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers after 5pm.  Cloudy, with a high near 10. Northwest wind 5 to 8 km/h.

    Slight Chance
    Showers

    High: 10 °C

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 3am.  Patchy fog before midnight, then patchy fog after 1am. Low around 6. North wind 8 to 16 km/h becoming northeast after midnight.  Chance of precipitation is 100%.

    Showers and
    Patchy Fog

    Low: 6 °C

  • Saturday

    Saturday: Showers and possibly a thunderstorm.  High near 16. Northeast wind 10 to 16 km/h becoming southeast in the afternoon.  Chance of precipitation is 90%.

    Showers

    High: 16 °C

  • Saturday
    Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight.  Cloudy during the early evening, then gradual clearing, with a low around 3. Southeast wind 16 to 24 km/h becoming west after midnight. Winds could gust as high as 50 km/h.  Chance of precipitation is 70%.

    Showers
    Likely then
    Partly Cloudy

    Low: 3 °C

  • Sunday

    Sunday: Sunny, with a high near 12. West wind 10 to 16 km/h.

    Sunny

    High: 12 °C

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 1.

    Mostly Clear

    Low: 1 °C

  • Monday

    Monday: Sunny, with a high near 16.

    Sunny

    High: 16 °C

  • Monday
    Night

    Monday Night: Clear, with a low around 3.

    Clear

    Low: 3 °C

  • Tuesday

    Tuesday: Mostly sunny, with a high near 19.

    Mostly Sunny

    High: 19 °C

Detailed Forecast

This Afternoon
A 20 percent chance of showers after 5pm. Cloudy, with a high near 10. Northwest wind 5 to 8 km/h.
Tonight
Showers, with thunderstorms also possible after 3am. Patchy fog before midnight, then patchy fog after 1am. Low around 6. North wind 8 to 16 km/h becoming northeast after midnight. Chance of precipitation is 100%.
Saturday
Showers and possibly a thunderstorm. High near 16. Northeast wind 10 to 16 km/h becoming southeast in the afternoon. Chance of precipitation is 90%.
Saturday Night
Showers likely and possibly a thunderstorm before midnight. Cloudy during the early evening, then gradual clearing, with a low around 3. Southeast wind 16 to 24 km/h becoming west after midnight. Winds could gust as high as 50 km/h. Chance of precipitation is 70%.
Sunday
Sunny, with a high near 12. West wind 10 to 16 km/h.
Sunday Night
Mostly clear, with a low around 1.
Monday
Sunny, with a high near 16.
Monday Night
Clear, with a low around 3.
Tuesday
Mostly sunny, with a high near 19.
Tuesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 8. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 18.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 7. Chance of precipitation is 60%.
Thursday
Partly sunny, with a high near 14.
Thursday Night
Partly cloudy, with a low around 2.
Friday
Mostly sunny, with a high near 12.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 164 m)
1:13 pm CST Feb 23, 2018
3pm CST Feb 23, 2018-6pm CST Mar 2, 2018
 
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