Harrison, WI Weather Forecast
Local 7-day forecast
Partly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Harrison, WI in one place.
Partly cloudy. Low around 25, with temperatures rising to around 27 overnight. West northwest wind 7 to 12 mph, with gusts as high as 23 mph.
Local Weather Overview
This forecast page for Harrison, 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 18, 2026 11:52 PM CDT.
The active forecast window currently covers Apr 18 to Apr 25, 2026 for Harrison, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 25, 2026
- Latest sync
- Apr 18, 2026 11:52 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Harrison
Thursday looks like the warmest upcoming period in Harrison at 73 degrees F.
Sunday Night is the coolest period ahead with temperatures near 20 degrees F.
The strongest winds are forecast for Thursday at about 9 to 14 mph S.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 18, 2026 11:52 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 sunny, with a high near 39. Northwest wind 7 to 12 mph, with gusts as high as 22 mph.
Mostly clear, with a low around 20. Northwest wind 1 to 10 mph, with gusts as high as 20 mph.
Mostly sunny, with a high near 49. South southwest wind 1 to 12 mph, with gusts as high as 21 mph.
Partly cloudy, with a low around 36. South southwest wind 7 to 10 mph, with gusts as high as 23 mph.
Sunny, with a high near 66.
Mostly clear, with a low around 34.
Sunny, with a high near 68.
Mostly clear, with a low around 48.
A chance of rain showers after 7am. Partly sunny, with a high near 73. Chance of precipitation is 30%.
A chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Rain showers likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
A chance of rain showers. Partly sunny, with a high near 55. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Apr 18
|
Partly Cloudy
|
25°F |
7 to 12 mph
WNW
|
|
Sunday
Apr 19
|
Partly Sunny
|
39°F |
7 to 12 mph
NW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
20°F |
1 to 10 mph
NW
|
|
Monday
Apr 20
|
Mostly Sunny
|
49°F |
1 to 12 mph
SSW
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
36°F |
7 to 10 mph
SSW
|
|
Tuesday
Apr 21
|
Sunny
|
66°F |
7 mph
WNW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
34°F |
2 to 6 mph
NE
|
|
Wednesday
Apr 22
|
Sunny
|
68°F |
3 to 8 mph
SE
|
|
Wednesday Night
Apr 22
|
Mostly Clear
|
48°F |
9 mph
SSE
|
|
Thursday
Apr 23
|
Chance Rain Showers
|
73°F |
9 to 14 mph
S
|
|
Thursday Night
Apr 23
|
Showers And Thunderstorms Likely
|
52°F |
13 mph
S
|
|
Friday
Apr 24
|
Rain Showers Likely
|
64°F |
12 mph
SSW
|
|
Friday Night
Apr 24
|
Chance Showers And Thunderstorms
|
36°F |
9 mph
W
|
|
Saturday
Apr 25
|
Chance Rain Showers
|
55°F |
10 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Harrison.