Union, MI Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Union, MI in one place.
Rain showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Union, MI 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: Jun 8, 2026 6:52 PM EDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Union, MI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 6:52 PM EDT
- Forecast office
- IWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Union
Wednesday looks like the warmest upcoming period in Union at 91 degrees F.
Sunday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Wednesday at about 5 to 15 mph SW.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 6:52 PM EDT
- Coverage
- 6 days
- Time zone
- America/Detroit
- Forecast office
- IWX
- Radar station
- KIWX
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. Mostly cloudy, with a low around 66. West wind 0 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms before 11am, then a chance of showers and thunderstorms between 11am and 2pm. Mostly sunny, with a high near 91. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms between 8pm and 2am, then showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 90%.
Showers and thunderstorms likely before 8am. Mostly sunny, with a high near 81. Chance of precipitation is 60%.
Mostly clear, with a low around 60.
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 83. Chance of precipitation is 20%.
A chance of showers and thunderstorms before 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 59.
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Chance Showers And Thunderstorms
|
84°F |
10 mph
SW
|
|
Tuesday Night
Jun 9
|
Slight Chance Showers And Thunderstorms
|
66°F |
0 to 10 mph
W
|
|
Wednesday
Jun 10
|
Chance Showers And Thunderstorms
|
91°F |
5 to 15 mph
SW
|
|
Wednesday Night
Jun 10
|
Slight Chance Showers And Thunderstorms
|
70°F |
15 mph
SW
|
|
Thursday
Jun 11
|
Showers And Thunderstorms
|
89°F |
10 to 15 mph
SW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms
|
63°F |
15 mph
SW
|
|
Friday
Jun 12
|
Showers And Thunderstorms Likely then Mostly Sunny
|
81°F |
10 to 15 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear
|
60°F |
5 to 10 mph
W
|
|
Saturday
Jun 13
|
Sunny then Slight Chance Showers And Thunderstorms
|
83°F |
5 to 15 mph
SW
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
59°F |
5 to 15 mph
W
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
77°F |
5 to 10 mph
NW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
55°F |
5 to 10 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Union.