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Hazardous Weather Conditions
Current conditions at
Effingham, Effingham County Memorial Airport (K1H2)
Lat: 39.07°NLon: 88.53°WElev: 587ft.
Fair
81°F
27°C
| Humidity | 82% |
| Wind Speed | SW 3 mph |
| Barometer | 29.98 in |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 87°F (31°C) |
| Last update | 25 Jun 3:55 pm CDT |
Extended Forecast for
Stewardson IL
Flood Watch until June 27, 01:00pm
NOW until 1:00pm Sat

Flood Watch
This Afternoon

High: 82 °F
Chance
T-stormsTonight
Low: 65 °F
Chance
T-storms then
T-stormsFriday

High: 76 °F
T-storms
Friday Night
Low: 65 °F
Showers
Likely then
Chance
T-stormsSaturday

High: 82 °F
Partly Sunny
Saturday Night
Low: 68 °F
Partly Cloudy
then Showers
LikelySunday

High: 90 °F
Mostly Sunny
Sunday Night

Low: 72 °F
Mostly Clear
Detailed Forecast
This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. West wind around 6 mph.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 65. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers and possibly a thunderstorm before 3pm, then showers and thunderstorms likely after 3pm. High near 76. East southeast wind 8 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms after 9pm. Mostly cloudy, with a low around 65. South southwest wind 6 to 9 mph becoming north northeast in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Partly sunny, with a high near 82. North northwest wind 3 to 7 mph.
Saturday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. South southeast wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 90. South southeast wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 72.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Clear, with a low around 73.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 93.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Stewardson IL
39.26°N 88.63°W (Elev. 640 ft)
39.26°N 88.63°W (Elev. 640 ft)
3:36 pm CDT Jun 25, 2026
4pm CDT Jun 25, 2026-6pm CDT Jul 2, 2026



