
Excessive Rainfall Possible This Weekend; October Heat Wave in California
A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >
Current conditions at
Madison, Dane County Regional-Truax Field (KMSN)
Lat: 43.14°NLon: 89.35°WElev: 860ft.
A Few Clouds
42°F
6°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 30.31 in (1027.1 mb) |
| Dewpoint | 42°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 3 Oct 7:53 am CDT |
Extended Forecast for
Waterloo WI
Today

High: 65 °F
Sunny
Tonight

Low: 49 °F
Chance
ShowersSunday

High: 64 °F
Sunny
Sunday Night

Low: 40 °F
Clear
Monday

High: 64 °F
Sunny
Monday Night

Low: 40 °F
Clear
Tuesday

High: 68 °F
Sunny
Tuesday Night

Low: 49 °F
Mostly Clear
Wednesday

High: 72 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 65. South wind 5 to 10 mph.
Tonight
A chance of sprinkles with a slight chance of showers before midnight, then a chance of showers between midnight and 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 49. South wind around 5 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 64. Northwest wind 5 to 15 mph.
Sunday Night
Clear, with a low around 40. Northwest wind around 5 mph.
Monday
Sunny, with a high near 64. Calm wind becoming north around 5 mph.
Monday Night
Clear, with a low around 40. Calm wind becoming south around 5 mph.
Tuesday
Sunny, with a high near 68. South wind 5 to 15 mph.
Tuesday Night
Mostly clear, with a low around 49. South wind around 10 mph.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 69.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Waterloo WI
43.19°N 89°W (Elev. 886 ft)
43.19°N 89°W (Elev. 886 ft)
9:31 am CDT Oct 3, 2026
9am CDT Oct 3, 2026-6pm CDT Oct 9, 2026


