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Severe Thunderstorm Threats and Areas of Heavy Rain This Week

A weather system producing areas of heavy rain will slowly move northeast along the east coast into mid-week. Meanwhile, a new weather system may produce severe thunderstorms potentially containing large hail, damaging winds, and isolated tornadoes in the Plains and Mississippi Valley. Heavy rain and flash flooding may also develop Wednesday for the Mississippi Valley and Upper Great Lakes. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis, Lambert-St. Louis International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

78°F

26°C

Humidity 42%
Wind Speed SE 17 G 25 mph
Barometer 29.59 in (1001.0 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 25 Apr 12:51 pm CDT
Extended Forecast for

Saint Louis MO

  • This
    Afternoon

    This Afternoon: Sunny, with a high near 85. South wind 15 to 17 mph, with gusts as high as 29 mph.

    Sunny

    High: 85 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 3am.  Mostly cloudy, with a low around 63. South wind 8 to 13 mph, with gusts as high as 20 mph.

    Partly Cloudy
    then Slight
    Chance
    T-storms

    Low: 63 °F

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm.  Mostly cloudy, with a high near 77. South wind 7 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%.

    Chance
    T-storms then
    T-storms
    Likely

    High: 77 °F

  • Wednesday
    Night

    Wednesday Night: Occasional showers and thunderstorms before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then a chance of showers after 1am.  Low around 50. South wind 7 to 9 mph becoming west in the evening.  Chance of precipitation is 90%.

    T-storms then
    Showers

    Low: 50 °F

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm.  Partly sunny, with a high near 64. West wind 7 to 9 mph.

    Slight Chance
    Showers

    High: 64 °F

  • Thursday
    Night

    Thursday Night: A 30 percent chance of showers after 1am.  Mostly cloudy, with a low around 52.

    Mostly Cloudy
    then Chance
    Showers

    Low: 52 °F

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Cloudy, with a high near 74.

    Chance
    T-storms

    High: 74 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am.  Low around 59. Chance of precipitation is 80%.

    Chance
    Showers then
    Showers

    Low: 59 °F

  • Saturday

    Saturday: Showers and possibly a thunderstorm.  High near 73. Chance of precipitation is 80%.

    Showers

    High: 73 °F

Detailed Forecast

This Afternoon
Sunny, with a high near 85. South wind 15 to 17 mph, with gusts as high as 29 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 63. South wind 8 to 13 mph, with gusts as high as 20 mph.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 77. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Wednesday Night
Occasional showers and thunderstorms before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then a chance of showers after 1am. Low around 50. South wind 7 to 9 mph becoming west in the evening. Chance of precipitation is 90%.
Thursday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 64. West wind 7 to 9 mph.
Thursday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 52.
Friday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, with a high near 74.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 73. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 59. Chance of precipitation is 80%.
Sunday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 67. Chance of precipitation is 60%.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 64.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.62°N 90.23°W (Elev. 489 ft)
12:58 pm CDT Apr 25, 2017
1pm CDT Apr 25, 2017-6pm CDT May 1, 2017
 
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