Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Severe Thunderstorms And Heavy Rain Over Portions Of Plains, Mid Atlantic On Friday

Scattered strong-to-severe thunderstorms are possible from the Mid-Missouri Valley into the central Plains on Friday. Also, a few strong-to-severe storms are possible from the Mid-Atlantic into Upstate New York and western New England. Storms in these areas will also be capable of producing torrential rainfall that could lead to isolated flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62° N Lon: 89.04° W Elev: 801 ft.

Partly Cloudy

64°F

18°C

Humidity 100%
Wind Speed W 7 mph
Barometer 29.79 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 Aug 4:10 am CDT
Detailed forecast for

Walworth County

Early This Morning
Mostly cloudy. West winds 10 to 15 mph.
Today
Partly sunny. Highs in the upper 70s. West winds 10 to 15 mph.
Tonight
Mostly cloudy through around midnight then becoming partly cloudy. Chance of light rain showers and slight chance of thunderstorms. Lows in the upper 50s. West winds up to 5 mph. Chance of precipitation 50 percent.
Saturday
Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
Saturday Night
Mostly clear. Lows in the upper 50s. Southwest winds up to 5 mph.
Sunday
Sunny. Highs in the lower 80s. Southwest winds 5 to 10 mph.
Sunday Night
Partly cloudy. A 20 percent chance of light showers after midnight. Lows in the mid 60s.
Monday
Partly sunny. A 30 percent chance of light showers and thunderstorms in the afternoon. Highs in the mid 80s.
Monday Night
Mostly cloudy with a 50 percent chance of light showers and thunderstorms. Lows in the upper 60s.
Tuesday
Showers and thunderstorms likely. Highs around 80. Chance of precipitation 70 percent.
Tuesday Night
Partly cloudy. A 20 percent chance of light rain showers through around midnight. Lows in the upper 50s.
Wednesday
Sunny. Highs in the upper 70s.
Wednesday Night
Mostly clear. Lows in the mid 50s.
Thursday
Sunny. Highs in the lower 70s.



Click Map For Forecast
331 AM CDT Fri Aug 18 2017
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database