Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

65°F

18°C

Humidity	82%
Wind Speed	S 6 mph
Barometer	29.85 in
Dewpoint	59°F (15°C)
Visibility	10.00 mi
Last update	18 Oct 12:35 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles NW Tunnel Hill IL

Overnight
Low: 63 °F
Mostly Clear
Saturday
High: 81 °F
Slight Chance
T-storms then
Chance
Showers
Saturday Night
Low: 51 °F
Showers
Sunday
High: 63 °F
Chance
Showers then
Sunny
Sunday Night
Low: 41 °F
Clear
Monday
High: 70 °F
Sunny
Monday Night
Low: 50 °F
Mostly Clear
Tuesday
High: 65 °F
Sunny
Tuesday Night
Low: 40 °F
Clear

Detailed Forecast

Overnight

Mostly clear, with a low around 63. South wind around 6 mph.

Saturday

A slight chance of showers and thunderstorms before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 81. South southwest wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

Saturday Night

Showers and possibly a thunderstorm before 2am, then showers likely. Low around 51. Southwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.

Sunday

A 30 percent chance of showers before 7am. Partly sunny, then gradually becoming sunny, with a high near 63. West northwest wind 11 to 16 mph, with gusts as high as 31 mph.

Sunday Night

Clear, with a low around 41. Light and variable wind.

Monday

Sunny, with a high near 70. Light south wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

Monday Night

Mostly clear, with a low around 50. South southwest wind 8 to 10 mph becoming west after midnight. Winds could gust as high as 21 mph.

Tuesday

Sunny, with a high near 65. West northwest wind 8 to 11 mph, with gusts as high as 20 mph.

Tuesday Night

Clear, with a low around 40. West northwest wind around 6 mph becoming calm in the evening.

Wednesday

Sunny, with a high near 65. Calm wind becoming west northwest around 5 mph in the morning.