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

Thunderstorms, Heavy Rain, and Gusty Winds in the Southern U.S.; Rain and Mountain Snow in the Northwest

A storm tracking along the southern U.S. will bring gusty winds and critical fire weather threats to the High Plains; and potential for severe storms with damaging winds and heavy rain in the Lower Mississippi Valley. A strong Pacific storm will bring lower elevation rain and heavy mountain snow to the Northwest. Snow levels will dip to 1,500 feet creating hazardous mountain travel. Read More >

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Mostly Cloudy

63°F

17°C

Humidity 39%
Wind Speed N 9 mph
Barometer 30.19 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 30 Mar 1:45 pm CDT
Extended Forecast for

Marion IL

  • This
    Afternoon

    This Afternoon: Mostly cloudy, with a high near 66. North northwest wind around 7 mph.

    Mostly Cloudy

    High: 66 °F

  • Tonight

    Tonight: A 50 percent chance of rain, mainly after 3am. Cloudy, with a low around 45. North wind around 5 mph becoming calm in the evening.

    Mostly Cloudy
    then Chance
    Rain

    Low: 45 °F

  • Tuesday

    Tuesday: Rain likely, mainly before 1pm. Cloudy, with a high near 50. East northeast wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    Rain Likely

    High: 50 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 35. North wind 5 to 7 mph becoming calm after midnight.

    Partly Cloudy

    Low: 35 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Calm wind becoming north northeast around 5 mph.

    Mostly Sunny

    High: 57 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 39. Calm wind.

    Partly Cloudy

    Low: 39 °F

  • Thursday

    Thursday: Partly sunny, with a high near 62. Calm wind becoming southeast 5 to 7 mph in the morning.

    Partly Sunny

    High: 62 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 46. Southeast wind around 5 mph becoming calm in the evening.

    Mostly Cloudy

    Low: 46 °F

  • Friday

    Friday: A slight chance of showers. Partly sunny, with a high near 66. South wind 3 to 6 mph.

    Slight Chance
    Showers

    High: 66 °F

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 66. North northwest wind around 7 mph.
Tonight
A 50 percent chance of rain, mainly after 3am. Cloudy, with a low around 45. North wind around 5 mph becoming calm in the evening.
Tuesday
Rain likely, mainly before 1pm. Cloudy, with a high near 50. East northeast wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Tuesday Night
Partly cloudy, with a low around 35. North wind 5 to 7 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 57. Calm wind becoming north northeast around 5 mph.
Wednesday Night
Partly cloudy, with a low around 39. Calm wind.
Thursday
Partly sunny, with a high near 62. Calm wind becoming southeast 5 to 7 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 46. Southeast wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers. Partly sunny, with a high near 66. South wind 3 to 6 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 44. South southwest wind around 5 mph becoming light and variable after midnight.
Saturday
A chance of showers. Mostly sunny, with a high near 62. Northwest wind 3 to 5 mph.
Saturday Night
A chance of showers. Partly cloudy, with a low around 44. Calm wind.
Sunday
A slight chance of showers. Partly sunny, with a high near 65. Calm wind becoming south around 5 mph in the morning.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Marion IL
 37.73°N 88.92°W
Last Update:
1:16 pm CDT Mar 30, 2020
Forecast Valid:
2pm CDT Mar 30, 2020-6pm CDT Apr 5, 2020
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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