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Severe weather risk and flash flood potential continue on Sunday

Strong to severe thunderstorms are expected across much of the central and southern Plains towards the Miss. River Valley on Sunday. The Storm Prediction Center indicates a Slight Risk for these areas. Isolated tornadoes, hail and damaging winds are all possible. Flash flooding is also forecast from central Iowa into southern Texas where the heaviest rainfall is expected.
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Hazardous Weather Conditions

Current conditions at

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

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy and Breezy

82°F

28°C

Humidity 51%
Wind Speed S 23 G 31 mph
Barometer 30.02 in (1015.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 24 May 11:51 am CDT
Extended Forecast for

Saint Louis MO

  • Tonight

    Scattered Thunderstorms Chance for Measurable Precipitation 50%

    Scattered
    Thunderstorms

    Low: 75 °FRising Temperatures

  • Sunday

    Thunderstorms Chance for Measurable Precipitation 80%

    Thunderstorms

    High: 82 °FFalling Temperatures

  • Sunday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    Low: 75 °FRising Temperatures

  • Memorial
    Day

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    High: 82 °FFalling Temperatures

  • Monday
    Night

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    Low: 71 °F

  • Tuesday

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    High: 78 °F

  • Tuesday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    Low: 70 °F

  • Wednesday

    Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

    Slight Chc
    Thunderstorms

    High: 83 °F

  • Wednesday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    Low: 68 °F

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a temperature rising to around 82 by 2am. South wind 13 to 16 mph. Chance of precipitation is 50%.
Sunday
Occasional showers and thunderstorms. Temperature falling to around 73 by 3pm. Southeast wind 13 to 16 mph. Chance of precipitation is 80%.
Sunday Night
A 40 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a temperature rising to around 81 by midnight. South wind 11 to 14 mph.
Memorial Day
Showers and thunderstorms likely after 11am. Increasing clouds, with a temperature falling to around 72 by 3pm. South wind 8 to 13 mph. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. South wind 9 to 13 mph. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers. Cloudy, with a high near 80.
  Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
10:12 am CDT May 24, 2015
9pm CDT May 23, 2015-6pm CDT May 30, 2015
 
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