Bay County, MI Weather Forecast
County weather hub
Mostly Sunny
Compare major city weather across Bay County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly sunny, with a high near 82. Southwest wind 6 to 14 mph, with gusts as high as 21 mph.
County Weather Overview
This county weather page brings together forecast coverage for Bay County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 4 of 4 mapped cities in Bay County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 29 to Sep 3, 2026
- Latest sync
- Aug 28, 2026 4:34 AM EDT
- Forecast office
- DTX
- Source
- NOAA / NWS
Daily Outlook
This Week in Bay County
Tuesday looks like the warmest upcoming period in Bay County at 88 degrees F.
Saturday Night is the coolest period ahead with temperatures near 63 degrees F.
The strongest winds are forecast for Saturday at about 6 to 14 mph SW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 28, 2026 4:34 AM EDT
- Coverage
- 6 days
- Time zone
- America/Detroit
- Forecast office
- DTX
- Radar station
- KDTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 63. Southwest wind 5 to 12 mph, with gusts as high as 18 mph.
A chance of rain showers between 8am and 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
A chance of rain showers before 2pm. Mostly cloudy, with a high near 86.
A chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 68.
A chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 88.
A chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 65.
A chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 63.
Mostly sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Mostly Sunny
|
82°F |
6 to 14 mph
SW
|
|
Saturday Night
Aug 29
|
Mostly Cloudy
|
63°F |
5 to 12 mph
SW
|
|
Sunday
Aug 30
|
Chance Rain Showers
|
84°F |
6 to 13 mph
SSW
|
|
Sunday Night
Aug 30
|
Chance Showers And Thunderstorms
|
65°F |
5 to 9 mph
S
|
|
Monday
Aug 31
|
Chance Rain Showers
|
86°F |
6 to 12 mph
SSW
|
|
Monday Night
Aug 31
|
Chance Showers And Thunderstorms
|
68°F |
9 mph
SW
|
|
Tuesday
Sep 1
|
Chance Showers And Thunderstorms
|
88°F |
8 to 14 mph
WSW
|
|
Tuesday Night
Sep 1
|
Chance Showers And Thunderstorms
|
65°F |
5 to 12 mph
W
|
|
Wednesday
Sep 2
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
85°F |
6 to 10 mph
W
|
|
Wednesday Night
Sep 2
|
Slight Chance Showers And Thunderstorms
|
63°F |
5 to 10 mph
NW
|
|
Thursday
Sep 3
|
Mostly Sunny
|
82°F |
5 to 9 mph
NNW
|
Major City Forecasts
Live forecast snapshots for major cities across Bay County.
Coverage
Forecast coverage currently spans 4 of 4 mapped cities in Bay County.
Largest mapped city population in this region: 32,717.
