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Deep Cold Trough Meets Gulf Moisture with Significant Impacts Across the Western and Central U.S.

A deep trough and associated cold front is bringing much below normal temperatures in the west, with low elevation snows. Strong winds and widespread snow, will impact the Great Basin, western mountains, and the Plains. The slowing front, will bring prolonged waves of heavy rain across the Mississippi Valley to the Great Lakes. Significant icing forecast north of the heavy rain. Big warm up east. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Light Rain Fog/Mist

60°F

16°C

Humidity 90%
Wind Speed S 14 G 23 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 57°F (14°C)
Visibility 6.00 mi
Last update 19 Feb 11:53 am CST
Extended Forecast for

Mehlville MO

  • Washington's
    Birthday

    Washington's Birthday: Showers likely and possibly a thunderstorm.  Cloudy, with a high near 72. Breezy, with a south wind 17 to 20 mph, with gusts as high as 32 mph.  Chance of precipitation is 70%.

    Showers
    Likely and
    Breezy

    High: 72 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm.  Low around 63. South wind 14 to 16 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%.

    Showers

    Low: 63 °F

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 75. South wind 11 to 14 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%.

    Showers

    High: 75 °F

  • Tuesday
    Night

    Tuesday Night: Rain and possibly a thunderstorm.  Low around 33. Southwest wind 9 to 13 mph becoming north after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 90%.

    Rain

    Low: 33 °F

  • Wednesday

    Wednesday: A chance of rain or freezing rain before 9am, then a chance of freezing rain and sleet between 9am and noon, then a chance of rain after noon.  Cloudy, with a high near 39. North wind 9 to 11 mph.  Chance of precipitation is 50%.

    Chance Wintry
    Mix then
    Chance Rain

    High: 39 °F

  • Wednesday
    Night

    Wednesday Night: A chance of rain or freezing rain before 3am, then a slight chance of rain between 3am and 4am, then a slight chance of freezing rain after 4am.  Cloudy, with a low around 32. Chance of precipitation is 40%.

    Chance Rain
    then Slight
    Chance
    Rain/Freezing
    Rain

    Low: 32 °F

  • Thursday

    Thursday: Mostly cloudy, with a high near 49.

    Mostly Cloudy

    High: 49 °F

  • Thursday
    Night

    Thursday Night: Rain, mainly after midnight.  Low around 39. Chance of precipitation is 80%.

    Chance Rain
    then Rain

    Low: 39 °F

  • Friday

    Friday: Rain likely, mainly before noon.  Cloudy, with a high near 54. Chance of precipitation is 70%.

    Rain Likely
    then Chance
    Rain

    High: 54 °F

Detailed Forecast

Washington's Birthday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 72. Breezy, with a south wind 17 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 63. South wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
Tuesday
Showers and possibly a thunderstorm. High near 75. South wind 11 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 33. Southwest wind 9 to 13 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%.
Wednesday
A chance of rain or freezing rain before 9am, then a chance of freezing rain and sleet between 9am and noon, then a chance of rain after noon. Cloudy, with a high near 39. North wind 9 to 11 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of rain or freezing rain before 3am, then a slight chance of rain between 3am and 4am, then a slight chance of freezing rain after 4am. Cloudy, with a low around 32. Chance of precipitation is 40%.
Thursday
Mostly cloudy, with a high near 49.
Thursday Night
Rain, mainly after midnight. Low around 39. Chance of precipitation is 80%.
Friday
Rain likely, mainly before noon. Cloudy, with a high near 54. Chance of precipitation is 70%.
Friday Night
Showers likely. Cloudy, with a low around 42. Chance of precipitation is 60%.
Saturday
Showers likely. Cloudy, with a high near 60. Chance of precipitation is 60%.
Saturday Night
Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 56.
Click Map For Forecast
Point Forecast:
Mehlville MO
 38.51°N 90.32°W (Elev. 548 ft)
11:58 am CST Feb 19, 2018
12pm CST Feb 19, 2018-6pm CST Feb 25, 2018
 
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