Underhill, WI Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Underhill, WI in one place.
Mostly sunny. High near 47, with temperatures falling to around 45 in the afternoon. West northwest wind 13 to 17 mph, with gusts as high as 28 mph. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Underhill, WI is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 17, 2026 8:56 PM CDT.
The active forecast window currently covers Apr 18 to Apr 24, 2026 for Underhill, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 24, 2026
- Latest sync
- Apr 17, 2026 8:56 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Underhill
Thursday looks like the warmest upcoming period in Underhill at 71 degrees F.
Sunday Night is the coolest period ahead with temperatures near 24 degrees F.
The strongest winds are forecast for Saturday at about 13 to 17 mph WNW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 17, 2026 8:56 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- GRB
- Radar station
- KGRB
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 29. West wind 5 to 16 mph, with gusts as high as 28 mph.
Mostly sunny, with a high near 45. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly clear, with a low around 24. Northwest wind 1 to 8 mph.
Mostly sunny, with a high near 52.
Mostly cloudy, with a low around 39.
Mostly sunny, with a high near 67.
Mostly clear, with a low around 36.
Sunny, with a high near 63.
Partly cloudy, with a low around 43.
A slight chance of rain showers after 7am. Mostly sunny, with a high near 71. Chance of precipitation is 20%.
Rain showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Rain showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 18
|
Mostly Sunny
|
47°F |
13 to 17 mph
WNW
|
|
Saturday Night
Apr 18
|
Partly Cloudy
|
29°F |
5 to 16 mph
W
|
|
Sunday
Apr 19
|
Mostly Sunny
|
45°F |
5 to 10 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
24°F |
1 to 8 mph
NW
|
|
Monday
Apr 20
|
Mostly Sunny
|
52°F |
1 to 9 mph
SSW
|
|
Monday Night
Apr 20
|
Mostly Cloudy
|
39°F |
8 mph
SSW
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
67°F |
8 mph
WNW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
36°F |
2 to 6 mph
NE
|
|
Wednesday
Apr 22
|
Sunny
|
63°F |
2 to 7 mph
ESE
|
|
Wednesday Night
Apr 22
|
Partly Cloudy
|
43°F |
6 mph
SE
|
|
Thursday
Apr 23
|
Slight Chance Rain Showers
|
71°F |
5 to 12 mph
SSE
|
|
Thursday Night
Apr 23
|
Rain Showers Likely
|
53°F |
10 mph
SSE
|
|
Friday
Apr 24
|
Rain Showers Likely
|
67°F |
10 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Underhill.