Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
69°F
21°C
| Humidity | 98% |
| Wind Speed | Calm |
| Barometer | 30.13 in |
| Dewpoint | 69°F (21°C) |
| Visibility | 10.00 mi |
| Last update | 6 Aug 9:55 pm CDT |
Extended Forecast for
4 Miles N Vienna IL
Tonight
Low: 71 °F
Partly Cloudy
then Chance
T-stormsFriday
High: 89 °F
Chance
T-storms then
Chance
ShowersFriday Night
Low: 71 °F
Slight Chance
T-storms then
Chance
ShowersSaturday
High: 90 °F
Slight Chance
T-stormsSaturday Night
Low: 72 °F
Mostly Clear
Sunday
High: 92 °F
Sunny
Sunday Night
Low: 73 °F
Mostly Clear
Monday
High: 93 °F
Sunny
Monday Night
Low: 74 °F
Mostly Clear
Detailed Forecast
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 71. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 89. Calm wind becoming south southwest around 6 mph in the morning.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly between 1am and 4am. Mostly cloudy, with a low around 71. Light south southwest wind.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. Light southwest wind.
Saturday Night
Mostly clear, with a low around 72. Calm wind.
Sunday
Sunny, with a high near 92. Calm wind becoming south 5 to 7 mph in the morning.
Sunday Night
Mostly clear, with a low around 73. Light south wind.
Monday
Sunny, with a high near 93. Light south southwest wind increasing to 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 74. South wind 3 to 5 mph.
Tuesday
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Southwest wind 5 to 9 mph.
Tuesday Night
Mostly clear, with a low around 74. South southwest wind around 5 mph.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind 5 to 8 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South southwest wind 3 to 5 mph.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 3 to 6 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles N Vienna IL
37.47°N 88.91°W
37.47°N 88.91°W
9:46 pm CDT Aug 6, 2026
10pm CDT Aug 6, 2026-6pm CDT Aug 13, 2026
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