Severe thunderstorms and heavy rain for portions of the southern U.S.

A storm system will produce scattered severe thunderstorms and heavy rain in portions of lower-mid Mississippi River Valley and Gulf Coast region on Saturday. Very large hail, locally damaging winds, isolated tornadoes and flash flooding are possible in this area. Some of the flooding could be significant in portions of Louisiana, Mississippi and southeast Arkansas.
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Hazardous Weather Conditions

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Light Rain

58°F

14°C

Humidity 97%
Wind Speed E 8 mph
Barometer 29.82 in (1009.5 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 30 Apr 4:54 am CDT
Extended Forecast for

Saint Peters MO

  • Overnight

    Overnight: Rain.  Low around 55. East wind around 9 mph.  Chance of precipitation is 100%.

    Rain

    Low: 55 °F

  • Saturday

    Saturday: Rain and possibly a thunderstorm before 10am, then showers likely and possibly a thunderstorm between 10am and noon, then scattered showers and thunderstorms after noon.  High near 74. East wind 10 to 14 mph becoming south in the afternoon.  Chance of precipitation is 90%.

    Showers then
    Scattered
    T-storms

    High: 74 °F

  • Saturday
    Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 10pm.  Partly cloudy, with a low around 55. South wind 5 to 7 mph becoming light and variable  after midnight.

    Chance
    T-storms

    Low: 55 °F

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 68. West wind 5 to 11 mph.

    Chance
    Showers

    High: 68 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 48. Northwest wind 6 to 11 mph.

    Mostly Cloudy

    Low: 48 °F

  • Monday

    Monday: Mostly cloudy, with a high near 64.

    Mostly Cloudy

    High: 64 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 48.

    Mostly Cloudy

    Low: 48 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69.

    Mostly Sunny

    High: 69 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 51.

    Mostly Clear

    Low: 51 °F

Detailed Forecast

Overnight
Rain. Low around 55. East wind around 9 mph. Chance of precipitation is 100%.
Saturday
Rain and possibly a thunderstorm before 10am, then showers likely and possibly a thunderstorm between 10am and noon, then scattered showers and thunderstorms after noon. High near 74. East wind 10 to 14 mph becoming south in the afternoon. Chance of precipitation is 90%.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 55. South wind 5 to 7 mph becoming light and variable after midnight.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 68. West wind 5 to 11 mph.
Sunday Night
Mostly cloudy, with a low around 48. Northwest wind 6 to 11 mph.
Monday
Mostly cloudy, with a high near 64.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 74.
Click Map For Forecast
Point Forecast:
Saint Peters MO
 38.78°N 90.59°W (Elev. 492 ft)
5:01 am CDT Apr 30, 2016
5am CDT Apr 30, 2016-6pm CDT May 6, 2016
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database