Sunday Brings Heat Relief For Some; Flash Flood Threat Along Cold Front
A cold front shifting across the Central Plains, Midwest, Great Lakes and Northeast on Sunday will bring some relief from the heat with cooler and drier air. Excessive heat holds Sunday roughly south of I-70. Heavy rain from thunderstorms along the front may bring flash flooding. Read More >
Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
76°F
24°C
| Humidity | 96% |
| Wind Speed | S 3 mph |
| Barometer | 29.94 in |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 75°F (24°C) |
| Last update | 21 Jul 1:15 am CDT |
Extended Forecast for
Marion IL
Excessive Heat Warning until July 21, 07:00pm
-
NOW until
7:00pm Sun
Excessive Heat Warning
-
Overnight
Mostly Clear
Low: 75 °F
-
Sunday
Mostly Sunny
then Chance
T-stormsHigh: 91 °F
-
Sunday
Night
T-storms
LikelyLow: 73 °F
-
Monday
T-storms
LikelyHigh: 82 °F
-
Monday
Night
Slight Chance
T-stormsLow: 61 °F
-
Tuesday
Sunny
High: 81 °F
-
Tuesday
Night
Clear
Low: 60 °F
-
Wednesday
Sunny
High: 82 °F
Detailed Forecast
Overnight
Mostly clear, with a low around 75. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. Southwest wind 5 to 9 mph.
Sunday Night
Showers and thunderstorms likely, mainly after 10pm. Mostly cloudy, with a low around 73. West southwest wind 3 to 6 mph. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 82. Calm wind becoming north 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61. North wind 3 to 8 mph. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 81. North wind 6 to 9 mph.
Tuesday Night
Clear, with a low around 60. North wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 82. Calm wind becoming north northeast around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 61. Calm wind.
Thursday
Sunny, with a high near 84. Light and variable wind.
Thursday Night
Mostly clear, with a low around 63. Calm wind.
Friday
Sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 65. Calm wind.
Saturday
Sunny, with a high near 87. Calm wind becoming south southwest 5 to 7 mph in the morning.
Point Forecast:
Marion IL
37.73°N 88.92°W
37.73°N 88.92°W
1:15 am CDT Jul 21, 2019
1am CDT Jul 21, 2019-6pm CDT Jul 27, 2019
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
