Severe Storms Possible in the South; Southwest Critical Fire Weather Threats

Severe storms with large to very large hail, damaging winds, a couple of tornadoes, and heavy rain that could cause flash flooding may develop across the eastern South Plains to the Deep South. Dry, gusty winds in the Southwest will keep fire weather threats critical. Elevated fire weather threats also in portions of the East. Cool and snowy in the Northern Tier states and West mountains. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Overcast

50°F

10°C

Humidity 63%
Wind Speed SE 14 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 23 Apr 10:51 am CDT
Extended Forecast for

Lambert-St. Louis International Airport MO

  • Today

    Today: A 20 percent chance of showers before noon.  Cloudy, with a high near 59. South wind 11 to 14 mph, with gusts as high as 21 mph.

    Slight Chance
    Showers

    High: 59 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 2am, then showers after 2am.  Low around 51. Southeast wind 8 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%.

    Chance
    Showers then
    Showers

    Low: 51 °F

  • Saturday

    Saturday: Showers, mainly before 2pm.  High near 61. East wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 90%.

    Showers

    High: 61 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers before 8pm.  Partly cloudy, with a low around 44. Northwest wind 5 to 9 mph.

    Slight Chance
    Showers then
    Mostly Clear

    Low: 44 °F

  • Sunday

    Sunday: Sunny, with a high near 69. Northwest wind 5 to 7 mph becoming southeast in the afternoon.

    Sunny

    High: 69 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 53.

    Mostly Clear

    Low: 53 °F

  • Monday

    Monday: Sunny, with a high near 81.

    Sunny

    High: 81 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 64.

    Partly Cloudy

    Low: 64 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 83.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 83 °F

Detailed Forecast

Today
A 20 percent chance of showers before noon. Cloudy, with a high near 59. South wind 11 to 14 mph, with gusts as high as 21 mph.
Tonight
A chance of showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 2am, then showers after 2am. Low around 51. Southeast wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.
Saturday
Showers, mainly before 2pm. High near 61. East wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
A 20 percent chance of showers before 8pm. Partly cloudy, with a low around 44. Northwest wind 5 to 9 mph.
Sunday
Sunny, with a high near 69. Northwest wind 5 to 7 mph becoming southeast in the afternoon.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83.
Tuesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 65.
Click Map For Forecast
Point Forecast:
Lambert-St. Louis International Airport MO
 38.76°N 90.37°W (Elev. 551 ft)
8:40 am CDT Apr 23, 2021
11am CDT Apr 23, 2021-6pm CDT Apr 29, 2021
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database