National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

54°F

12°C

Humidity 33%
Wind Speed SW 9 mph
Barometer 30.50 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 17 Oct 12:45 pm CDT
Extended Forecast for

Beloit WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 56. Southwest wind around 10 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 38. South wind 5 to 10 mph.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 62. South wind 10 to 15 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39. South wind 5 to 10 mph becoming light after midnight.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66. Calm wind becoming south around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. Southeast wind around 5 mph becoming calm.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 56. Southwest wind around 10 mph.
Tonight
Clear, with a low around 38. South wind 5 to 10 mph.
Sunday
Sunny, with a high near 62. South wind 10 to 15 mph.
Sunday Night
Clear, with a low around 39. South wind 5 to 10 mph becoming light after midnight.
Monday
Sunny, with a high near 66. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 41. Calm wind.
Tuesday
Sunny, with a high near 67. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 44. Southeast wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Beloit WI
 42.52°N 89.05°W (Elev. 751 ft)
Last Update:
2:36 pm CDT Oct 17, 2026
Forecast Valid:
2pm CDT Oct 17, 2026-6pm CDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation