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Heavy Rain and Flooding, and Significant Wintry Impacts for the Central U.S.

A strong frontal boundary slowing as it moves into the central U.S. will tap into deep moisture to produce heavy rain and flooding, and a significant ice storm. Rain totals up to 7 inches, with isolated higher amounts, will be possible. Significant icing up to a third of an inch may occur in the central Plains and Middle Missouri Valley. Continued cold weather with snow to low elevations out west. Read More >

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Rain Fog/Mist

40°F

4°C

Humidity 93%
Wind Speed NW 13 mph
Barometer 30.10 in (1019.4 mb)
Dewpoint 38°F (3°C)
Visibility 6.00 mi
Wind Chill32°F (0°C)
Last update 20 Feb 7:54 pm CST
Extended Forecast for

2 Miles NW Grover MO

Flood Watch until February 21, 06:00am
Winter Weather Advisory February 21, 12:00am until February 21, 12:00pm
Click here for hazard details and duration
Flood Watch
Winter Weather Advisory
  •  
    Flood Watch until February 21, 06:00am

    NOW until
    6:00am Wed

    Flood Watch

  • Tonight

    Tonight: Rain, possibly mixed with freezing rain before 2am, then freezing rain between 2am and 5am, then freezing rain likely, possibly mixed with sleet after 5am. The rain could be heavy at times.  Patchy fog before 11pm. Low around 27. North wind 10 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. Total nighttime ice accumulation of around a 0.1 of an inch possible.  Little or no sleet accumulation expected.

    Heavy Rain
    and Patchy
    Fog then
    Wintry Mix

    Low: 27 °F

  • Wednesday

    Wednesday: A slight chance of sleet before 7am, then a slight chance of snow between 7am and 9am.  Cloudy, with a high near 37. North wind 9 to 13 mph.  Chance of precipitation is 20%.

    Slight Chance
    Snow/Sleet
    then Cloudy

    High: 37 °F

  • Wednesday
    Night

    Wednesday Night: A chance of rain before 2am, then a chance of freezing rain between 2am and 4am, then a chance of rain after 4am.  Cloudy, with a low around 32. Northeast wind around 8 mph.  Chance of precipitation is 50%.

    Chance Rain
    then Chance
    Rain/Freezing
    Rain

    Low: 32 °F

  • Thursday

    Thursday: A 30 percent chance of rain before noon.  Cloudy, with a high near 47. Northeast wind 5 to 7 mph.

    Chance Rain
    then Cloudy

    High: 47 °F

  • Thursday
    Night

    Thursday Night: Showers.  Low around 42. East wind around 5 mph becoming southwest after midnight.  Chance of precipitation is 90%.

    Showers

    Low: 42 °F

  • Friday

    Friday: Showers likely, mainly before noon.  Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

    Showers
    Likely then
    Slight Chance
    Showers

    High: 56 °F

  • Friday
    Night

    Friday Night: Showers.  Low around 44. Chance of precipitation is 90%.

    Showers

    Low: 44 °F

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon.  Cloudy, with a high near 59. Chance of precipitation is 70%.

    Showers
    Likely then
    Chance
    Showers

    High: 59 °F

Detailed Forecast

Tonight
Rain, possibly mixed with freezing rain before 2am, then freezing rain between 2am and 5am, then freezing rain likely, possibly mixed with sleet after 5am. The rain could be heavy at times. Patchy fog before 11pm. Low around 27. North wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. Total nighttime ice accumulation of around a 0.1 of an inch possible. Little or no sleet accumulation expected.
Wednesday
A slight chance of sleet before 7am, then a slight chance of snow between 7am and 9am. Cloudy, with a high near 37. North wind 9 to 13 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of rain before 2am, then a chance of freezing rain between 2am and 4am, then a chance of rain after 4am. Cloudy, with a low around 32. Northeast wind around 8 mph. Chance of precipitation is 50%.
Thursday
A 30 percent chance of rain before noon. Cloudy, with a high near 47. Northeast wind 5 to 7 mph.
Thursday Night
Showers. Low around 42. East wind around 5 mph becoming southwest after midnight. Chance of precipitation is 90%.
Friday
Showers likely, mainly before noon. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.
Friday Night
Showers. Low around 44. Chance of precipitation is 90%.
Saturday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 59. Chance of precipitation is 70%.
Saturday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 57.
Monday Night
A 20 percent chance of rain. Partly cloudy, with a low around 35.
Tuesday
Sunny, with a high near 56.
Click Map For Forecast
Point Forecast:
2 Miles NW Grover MO
 38.59°N 90.66°W (Elev. 732 ft)
7:14 pm CST Feb 20, 2018
8pm CST Feb 20, 2018-6pm CST Feb 27, 2018
 
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