Alpha, MI Weather & Growing Conditions
Tonight
43°F
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after midnight. Mostly cloudy, with a low around 43. Southeast wind 0 to 5 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 5 mph SE | 21% |
| Saturday | 63°F | Chance Light Rain | 5 mph E | 32% |
| Saturday Night | 44°F | Mostly Cloudy | 0 to 5 mph NE | 8% |
| Sunday | 64°F | Partly Sunny | 5 to 10 mph N | 0% |
| Sunday Night | 38°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Monday | 61°F | Partly Sunny | 5 mph E | 1% |
| Monday Night | 34°F | Partly Cloudy then Patchy Frost | 0 to 5 mph NE | 1% |
| Tuesday | 63°F | Patchy Frost then Mostly Sunny | 0 to 5 mph NE | 1% |
| Tuesday Night | 36°F | Mostly Clear | 0 to 5 mph E | 4% |
| Wednesday | 65°F | Sunny | 0 to 5 mph E | 4% |
| Wednesday Night | 40°F | Partly Cloudy | 0 to 5 mph NE | 2% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph S | 3% |
| Thursday Night | 42°F | Partly Cloudy | 0 to 5 mph S | 7% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph NW | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alpha, MI
Last spring frost
May 24
First fall frost
Sep 25
Growing season
121 days
Hardiness zone
4b
Explore more for Alpha, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Florence, Wi (9.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.