Wintry Weather Mid-South to New England; Rain and Mountain Snow in the West

Rain will turn to snow across portions of the Mid-Atlantic and New England tonight as a storm system passes through the eastern states. Snow may linger for portions of New England for the morning commute. On the southern end of this system across the Lower Mississippi Valley, heavy rain could cause localized flash flooding. A storm in the West will bring rain with mountain snow. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Janesville-Rock County (KJVL)

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

Clear

21°F

-6°C

Humidity	45%
Wind Speed	W 14 G 21 mph
Barometer	30.16 in
Dewpoint	3°F (-16°C)
Visibility	10.00 mi
Wind Chill	8°F (-13°C)
Last update	10 Dec 1:45 pm CST

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Detailed forecast for

Rock County

Rest Of Today

Much colder. Partly sunny late in the morning then clearing. Highs around 19. West winds 10 to 15 mph.

Tonight

Mostly clear. Lows around 6. West winds 5 to 10 mph.

Wednesday

Partly sunny in the morning then clearing. Highs around 18. Northwest winds 5 to 10 mph.

Wednesday Night

Partly cloudy through around midnight then becoming cloudy. Lows around 13. Southeast winds up to 10 mph.

Thursday

Not as cold. Mostly cloudy. Chance of light snow in the morning, then slight chance of light rain and snow in the afternoon. Highs in the upper 30s. South winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation 30 percent.

Thursday Night

Mostly cloudy. Not as cold. Lows in the upper 20s.

Friday

Mostly cloudy. A 20 percent chance of light rain, possibly mixed with snow in the afternoon. Highs around 40.

Friday Night

Cloudy. Chance of light snow, possibly mixed with rain through around midnight, then chance of light snow after midnight. Lows around 30. Chance of precipitation 30 percent.

Saturday

Cloudy with a 50 percent chance of light snow. Highs in the mid 30s.

Saturday Night

Mostly cloudy with a 30 percent chance of light snow. Colder. Lows around 18.

Sunday

Partly sunny. A 20 percent chance of light snow in the afternoon. Highs in the mid 20s.

Sunday Night

Partly cloudy through around midnight then becoming mostly cloudy. A 30 percent chance of light snow. Lows around 16.

Monday

Partly sunny with a 30 percent chance of light snow. Highs in the upper 20s.