Heavy Rainfall and Flash Flood Threats From the Lower Mississippi Valley Into the Mid-Atlantic; Elevated to Critical Fire Concerns Out West

Heavy rainfall will continue through midweek from the lower Mississippi Valley to the Mid-Atlantic. Elevated to critical fire weather threat continues across the Central Great Basin and the Central Rockies; and there is an elevated fire risk from southwestern Oregon to northern California. Record river flooding will continue in portions of the Midwest and the Carolinas. Read More >

Hazardous Weather Conditions

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93° N Lon: 88.71° W Elev: 909 ft.

Fair

63°F

17°C

Humidity 80%
Wind Speed E 5 mph
Barometer 30.09 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 24 Sep 9:15 am CDT
Detailed forecast for

McHenry County

Today
Mostly sunny until late afternoon then becoming cloudy. Highs in the lower 70s. Southeast winds 5 to 10 mph.
Tonight
Cloudy. Drizzle likely and a chance of light rain in the evening, then a chance of drizzle and a slight chance of light rain after midnight. Lows in the lower 60s. South winds 5 to 10 mph in the evening becoming southwest after midnight. Chance of measurable precipitation 30 percent.
Tuesday
Mostly cloudy. Slight chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the upper 70s. Southwest winds 5 to 10 mph. Chance of precipitation 60 percent.
Tuesday Night
Partly cloudy. Chance of showers and thunderstorms in the evening. Lows in the upper 40s. Northwest winds 10 to 15 mph. Chance of precipitation 50 percent.
Wednesday
Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 60s. West winds 10 to 15 mph.
Wednesday Night
Mostly clear. Lows in the lower 40s.
Thursday
Partly cloudy. Highs in the mid 60s.
Thursday Night
Partly cloudy. A 30 percent chance of showers in the evening. Lows in the mid 40s.
Friday
Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 60s.
Friday Night And Saturday
Mostly cloudy with a 30 percent chance of showers. Lows in the mid 40s. Highs in the lower 60s.
Saturday Night
Mostly cloudy with a 40 percent chance of showers. Lows in the upper 40s.
Sunday
Mostly cloudy. Chance of showers in the afternoon. Highs in the upper 60s. Chance of precipitation 30 percent.



Click Map For Forecast
257 AM CDT Mon Sep 24 2018
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database