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
Sparta Community-Hunter Field Airport (KSAR)
Lat: 38.15°NLon: 89.7°WElev: 528ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Percy IL
Overnight
Low: 62 °F
Chance
ShowersWednesday
High: 81 °F
Chance
Showers then
Chance
T-stormsWednesday Night
Low: 62 °F
Increasing
CloudsThursday
High: 83 °F
Increasing
CloudsThursday Night
Low: 63 °F
Mostly Cloudy
Friday
High: 79 °F
Slight Chance
ShowersFriday Night
Low: 61 °F
Mostly Cloudy
then Slight
Chance
T-stormsSaturday
High: 81 °F
Slight Chance
Showers then
Slight Chance
T-stormsSaturday Night
Low: 60 °F
Slight Chance
Showers
Detailed Forecast
Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Light and variable wind. Chance of precipitation is 40%.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Cloudy through mid morning, then gradual clearing, with a high near 81. West wind 3 to 7 mph. Chance of precipitation is 30%.
Wednesday Night
Increasing clouds, with a low around 62. North wind 3 to 6 mph.
Thursday
Increasing clouds, with a high near 83. Northeast wind 3 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 63. Northeast wind around 6 mph.
Friday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 79.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61.
Saturday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 80.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Percy IL
38°N 89.64°W (Elev. 436 ft)
38°N 89.64°W (Elev. 436 ft)
9:26 pm CDT May 26, 2026
12am CDT May 27, 2026-6pm CDT Jun 2, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
