NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment
After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >
Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
81°F
27°C
| Humidity | 35% |
| Wind Speed | E 14 G 21 mph |
| Barometer | 30.09 in (1018.4 mb) |
| Dewpoint | 51°F (11°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 25 May 1:54 pm CDT |
Extended Forecast for
Brussels IL
Memorial Day
High: 82 °F
Sunny
Tonight
Low: 58 °F
Mostly Cloudy
Tuesday
High: 81 °F
Partly Sunny
Tuesday Night
Low: 63 °F
Slight Chance
T-storms then
Chance
ShowersWednesday
High: 83 °F
Showers
LikelyWednesday Night
Low: 63 °F
Partly Cloudy
Thursday
High: 84 °F
Partly Sunny
Thursday Night
Low: 63 °F
Mostly Cloudy
Friday
High: 78 °F
Chance
Showers
Detailed Forecast
Memorial Day
Sunny, with a high near 82. East wind around 8 mph.
Tonight
Mostly cloudy, with a low around 58. East wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 81. Calm wind becoming east around 6 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Partly sunny, with a high near 84.
Thursday Night
Mostly cloudy, with a low around 63.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 78.
Friday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 60.
Saturday
Partly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 79.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Brussels IL
38.94°N 90.59°W (Elev. 505 ft)
38.94°N 90.59°W (Elev. 505 ft)
1:26 pm CDT May 25, 2026
2pm CDT May 25, 2026-6pm CDT May 31, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
