National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Marginal Risks of Severe Storms on the Central Plains; Flash flooding on the Northern Plains; Frost & Freeze Warnings in portions of the West & Northeast

A storm system developing across the Plains may cause locally severe weather in western Kansas and southwestern Nebraska today, with isolated flash flooding possible in portions of eastern Montana and western North Dakota. Frost and Freeze Warnings are in effect for portions of the central Rockies and central Appalachians tonight into Friday morning. Read More >

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Mostly Cloudy

65°F

18°C

Humidity 81%
Wind Speed NE 8 mph
Barometer 30.16 in (1021.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Oct 8:56 am CDT
Extended Forecast for

5 Miles W Opdyke IL

  • Today

    Today: Sunny, with a high near 81. East wind 6 to 9 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. East southeast wind around 6 mph.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81. South southeast wind 6 to 10 mph.

    High: 81 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South southeast wind 6 to 8 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 84. South southwest wind 10 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    High: 84 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 50. South southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 50 °F

    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Sunny, with a high near 66. Breezy, with a west northwest wind 16 to 20 mph, with gusts as high as 25 mph.

    High: 66 °F

    Slight Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 41. West wind 5 to 9 mph becoming light west southwest after midnight.

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 73. Light south southwest wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 18 mph.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 81. East wind 6 to 9 mph.
Tonight
Partly cloudy, with a low around 55. East southeast wind around 6 mph.
Friday
Partly sunny, with a high near 81. South southeast wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 61. South southeast wind 6 to 8 mph.
Saturday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 84. South southwest wind 10 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 50. South southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Sunday
A 20 percent chance of showers before 1pm. Sunny, with a high near 66. Breezy, with a west northwest wind 16 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 41. West wind 5 to 9 mph becoming light west southwest after midnight.
Monday
Sunny, with a high near 73. Light south southwest wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
A slight chance of showers after 1am. Mostly clear, with a low around 52. South wind 8 to 10 mph, with gusts as high as 18 mph.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 73. West southwest wind 11 to 18 mph, with gusts as high as 23 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 44. West wind 7 to 14 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 68. West wind 7 to 13 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Opdyke IL
 38.29°N 88.83°W
Last Update:
6:16 am CDT Oct 16, 2025
Forecast Valid:
9am CDT Oct 16, 2025-6pm CDT Oct 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation