Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Forest City Municipal Airport (KFXY)

Lat: 43.24° N Lon: 93.62° W Elev: 1230 ft.

Overcast

82°F

28°C

Humidity 84%
Wind Speed E 7 mph
Barometer 29.96 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 17 Aug 4:55 pm CDT
Detailed forecast for

Winnebago County

Tonight
Mostly sunny early, then mostly cloudy with a chance of showers and thunderstorms. Humid with lows in the lower 70s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.
Monday
Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Humid with highs in the mid 80s. South winds 5 to 10 mph, becoming southwest in the afternoon. Chance of rain 50 percent.
Monday Night
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the upper 60s. West winds 5 to 10 mph, becoming north after midnight. Chance of rain 20 percent.
Tuesday
Partly sunny in the morning, then clearing. Humid with highs around 80. North winds 5 to 10 mph.
Tuesday Night
Mostly clear. Humid with lows around 60. Northeast winds around 5 mph.
Wednesday
Sunny. Highs in the upper 70s.
Wednesday Night
Mostly clear. Lows in the upper 50s.
Thursday
Sunny. Highs in the upper 70s.
Thursday Night
Mostly clear in the evening, then becoming partly cloudy. Lows around 60.
Friday
Mostly sunny. Highs in the upper 70s.
Friday Night
Partly cloudy in the evening, then becoming mostly clear. A 20 percent chance of showers. Lows in the mid 50s.
Saturday
Sunny. Highs in the lower 70s.
Saturday Night
Mostly clear. Lows around 50.
Sunday
Sunny. Highs around 70.



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433 PM CDT Sun Aug 17 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database