Harrison, WI Weather Forecast
Local 7-day forecast
Smoke then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Harrison, WI in one place.
Smoke before 1pm, then patchy smoke and a slight chance of rain showers between 1pm and 4pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. East southeast wind 2 to 7 mph. Chance of precipitation is 20%.
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: Jul 14, 2026 5:03 PM CDT.
The active forecast window currently covers Jul 16 to Jul 20, 2026 for Harrison, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 16 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 5:03 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Harrison
Friday looks like the warmest upcoming period in Harrison at 87 degrees F.
Monday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Monday at about 9 to 14 mph W.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 5:03 PM CDT
- Coverage
- 5 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
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Mostly sunny, with a high near 84.
A chance of rain showers after 1am. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 16
|
Smoke then Slight Chance Showers And Thunderstorms
|
86°F |
2 to 7 mph
ESE
|
|
Thursday Night
Jul 16
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
66°F |
6 to 10 mph
E
|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
87°F |
7 mph
SE
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
69°F |
8 mph
SSW
|
|
Saturday
Jul 18
|
Chance Showers And Thunderstorms
|
86°F |
10 mph
WNW
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms then Partly Cloudy
|
65°F |
5 to 10 mph
NNE
|
|
Sunday
Jul 19
|
Mostly Sunny
|
84°F |
7 mph
WNW
|
|
Sunday Night
Jul 19
|
Partly Cloudy then Chance Rain Showers
|
67°F |
9 mph
SW
|
|
Monday
Jul 20
|
Chance Rain Showers
|
84°F |
9 to 14 mph
W
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
64°F |
9 to 14 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Harrison.