National Weather Service

Severe Weather and Excessive Rain from the Southern Plains into the Mississippi Valley; Winter Storm in the Northwest

More rounds of excessive rainfall and severe weather are expected to push east and southeast toward the Lower Mississippi Valley into Monday. A late-season storm will bring widespread high-elevation snow and lower elevation rain across the Pacific Northwest toward the northern Rockies with increasingly windy conditions to develop over the northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Overcast

71°F

22°C

Humidity 76%
Wind Speed S 12 mph
Barometer 29.89 in (1012.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 29 Apr 1:56 am CDT
Extended Forecast for

Mount Vernon IL

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Some of the storms could produce heavy rainfall.  Low around 62. South southwest wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%.

    Heavy Rain

    Low: 62 °F

  • Monday

    Monday: Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall.  High near 72. South wind 9 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%.

    Heavy Rain

    High: 72 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 55. Southwest wind around 7 mph becoming north after midnight.

    Chance
    T-storms then
    Chance
    Showers

    Low: 55 °F

  • Tuesday

    Tuesday: Sunny, with a high near 79. Northeast wind around 6 mph becoming south in the afternoon.

    Sunny

    High: 79 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 58. South wind around 7 mph.

    Mostly Clear

    Low: 58 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. South southwest wind 7 to 10 mph.

    Mostly Sunny

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 61. South wind around 10 mph.

    Partly Cloudy

    Low: 61 °F

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 85. South wind 11 to 18 mph, with gusts as high as 29 mph.

    Slight Chance
    Showers then
    Chance
    T-storms

    High: 85 °F

  • Thursday
    Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 63. South wind 13 to 17 mph, with gusts as high as 25 mph.

    Showers
    Likely

    Low: 63 °F

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Some of the storms could produce heavy rainfall. Low around 62. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Monday
Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. High near 72. South wind 9 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 55. Southwest wind around 7 mph becoming north after midnight.
Tuesday
Sunny, with a high near 79. Northeast wind around 6 mph becoming south in the afternoon.
Tuesday Night
Mostly clear, with a low around 58. South wind around 7 mph.
Wednesday
Mostly sunny, with a high near 84. South southwest wind 7 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 61. South wind around 10 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. South wind 11 to 18 mph, with gusts as high as 29 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. South wind 13 to 17 mph, with gusts as high as 25 mph.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76. Southwest wind 14 to 17 mph, with gusts as high as 25 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 52. Southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Saturday
A slight chance of showers. Mostly sunny, with a high near 74. Southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 52. Southwest wind 9 to 14 mph, with gusts as high as 20 mph.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77. West wind 9 to 14 mph, with gusts as high as 20 mph.
Click Map For Forecast
Point Forecast:
Mount Vernon IL
 38.31°N 88.91°W
11:33 pm CDT Apr 28, 2024
2am CDT Apr 29, 2024-6pm CDT May 5, 2024
 
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Additional Resources

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