Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Mostly Cloudy
81°F
27°C
| Humidity | 79% |
| Wind Speed | W 12 mph |
| Barometer | 29.91 in |
| Dewpoint | 73°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 86°F (30°C) |
| Last update | 27 Jun 5:47 pm CDT |
Extended Forecast for
Cambria IL
Extreme Heat Watch June 29, 11:00am until July 2, 08:00pm
Flood Watch June 27, 06:00pm until June 28, 07:00am
Heat Advisory June 28, 12:00pm until June 28, 08:00pm
NOW until 7:00am Sun

Flood Watch
Tonight

Low: 72 °F
Chance
T-stormsSunday

High: 91 °F
Becoming
SunnySunday Night

Low: 74 °F
Mostly Clear
Monday

High: 94 °F
Sunny
Monday Night

Low: 75 °F
Mostly Clear
Tuesday

High: 95 °F
Sunny
Tuesday Night

Low: 75 °F
Clear
Wednesday

High: 95 °F
Sunny
Detailed Forecast
Tonight
A 40 percent chance of showers and thunderstorms, mainly between 1am and 4am. Partly cloudy, with a low around 72. South southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 91. Heat index values as high as 105. Light south wind becoming south southwest 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 74. South wind 3 to 7 mph.
Monday
Sunny, with a high near 94. Heat index values as high as 109. Light south southwest wind increasing to 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 75. South wind around 6 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 95. Calm wind becoming south around 6 mph in the morning.
Tuesday Night
Clear, with a low around 75. South wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 95. Light south wind.
Wednesday Night
Mostly clear, with a low around 76. Calm wind.
Thursday
Sunny, with a high near 93. Light and variable wind.
Thursday Night
Mostly clear, with a low around 76. Light and variable wind.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. Light and variable wind.
Friday Night
Mostly clear, with a low around 75. Calm wind.
Independence Day
A chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind.
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ABOUT THIS FORECAST
Point Forecast:
Cambria IL
37.76°N 89.12°W
37.76°N 89.12°W
4:41 pm CDT Jun 27, 2026
6pm CDT Jun 27, 2026-6pm CDT Jul 4, 2026



