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Severe Thunderstorms and Flash Flooding Possible

Severe weather will be possible through Monday across the northern and central Plains. Large hail, damaging winds and heavy rain are the main threats. An isolated tornado cannot be ruled out. Across the southern Plains, heavy rainfall could lead to isolated flash flooding with 3 to 4 inches of rainfall possible by Tuesday afternoon.
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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.

Fair

74°F

23°C

Humidity 88%
Wind Speed S 5 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 70°F (21°C)
Visibility 8.00 mi
Last update 6 Jul 1:54 am CDT
Extended Forecast for

Saint Peters MO

  • Overnight

    Mostly Clear

    Mostly
    Clear

    Low: 71 °F

  • Monday

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    High: 89 °F

  • Monday
    Night

    Thunderstorms Likely Chance for Measurable Precipitation 70%

    Thunderstorms
    Likely

    Low: 72 °F

  • Tuesday

    Thunderstorms Chance for Measurable Precipitation 80%

    Thunderstorms

    High: 77 °F

  • Tuesday
    Night

    Thunderstorms Likely Chance for Measurable Precipitation 70%

    Thunderstorms
    Likely

    Low: 65 °F

  • Wednesday

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    High: 77 °F

  • Wednesday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 50%

    Chance
    Thunderstorms

    Low: 68 °F

  • Thursday

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    High: 83 °F

  • Thursday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    Low: 70 °F

Detailed Forecast

Overnight
Mostly clear, with a low around 71. South wind 3 to 5 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. South wind 7 to 11 mph.
Monday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 72. South wind around 9 mph. Chance of precipitation is 70%.
Tuesday
Occasional showers and thunderstorms. High near 77. West wind around 7 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and thunderstorms likely. Cloudy, with a low around 65. North wind around 6 mph becoming southeast after midnight. Chance of precipitation is 70%.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
  Click Map For Forecast
Point Forecast:
Saint Peters MO
 38.78°N 90.59°W (Elev. 492 ft)
11:54 pm CDT Jul 5, 2015
3am CDT Jul 6, 2015-6pm CDT Jul 12, 2015
 
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