Union Center, WI Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Union Center, WI in one place.
Sunny, with a high near 95. Heat index values as high as 99. Northwest wind around 2 mph.
Local Weather Overview
This forecast page for Union Center, 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 3:26 AM CDT.
The active forecast window currently covers Jul 15 to Jul 20, 2026 for Union Center, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 3:26 AM CDT
- Forecast office
- ARX
- Source
- NOAA / NWS
Daily Outlook
This Week in Union Center
Wednesday looks like the warmest upcoming period in Union Center at 95 degrees F.
Sunday Night is the coolest period ahead with temperatures near 62 degrees F.
The strongest winds are forecast for Friday at about 3 to 9 mph SW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 3:26 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ARX
- Radar station
- KARX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 70. Northwest wind around 2 mph.
Sunny, with a high near 93. Northeast wind 0 to 3 mph.
Mostly clear, with a low around 70. South wind around 3 mph.
Mostly sunny, with a high near 91. Southwest wind 3 to 9 mph, with gusts as high as 18 mph.
A chance of showers and thunderstorms between 7pm and 1am. Mostly clear, with a low around 69. West wind 5 to 8 mph. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Northwest wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly clear, with a low around 64. Northeast wind 2 to 8 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1pm. Sunny, with a high near 84. East wind 2 to 6 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 62. South wind 1 to 5 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80. West wind 3 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 15
|
Sunny
|
95°F |
2 mph
NW
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
70°F |
2 mph
NW
|
|
Thursday
Jul 16
|
Sunny
|
93°F |
0 to 3 mph
NE
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
70°F |
3 mph
S
|
|
Friday
Jul 17
|
Mostly Sunny
|
91°F |
3 to 9 mph
SW
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
69°F |
5 to 8 mph
W
|
|
Saturday
Jul 18
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
88°F |
5 to 9 mph
NW
|
|
Saturday Night
Jul 18
|
Slight Chance Showers And Thunderstorms
|
64°F |
2 to 8 mph
NE
|
|
Sunday
Jul 19
|
Slight Chance Showers And Thunderstorms
|
84°F |
2 to 6 mph
E
|
|
Sunday Night
Jul 19
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
62°F |
1 to 5 mph
S
|
|
Monday
Jul 20
|
Slight Chance Showers And Thunderstorms
|
80°F |
3 to 8 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Union Center.