Alpha, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alpha, a city in Jackson County, Minnesota.
Tonight
61°F
Patchy Fog
Patchy fog and showers and thunderstorms likely before 8pm, then patchy fog and a chance of showers and thunderstorms between 8pm and 1am, then areas of fog and a chance of showers and thunderstorms between 1am and 4am, then areas of fog and a chance of showers and thunderstorms. Cloudy, with a low around 61. East northeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Alpha
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 61°F | Patchy Fog | 5 to 10 mph ENE | 69% |
| Saturday | 66°F | Areas Of Fog | 5 to 10 mph N | 21% |
| Saturday Night | 56°F | Mostly Cloudy | 10 to 15 mph NNE | 14% |
| Sunday | 64°F | Slight Chance Rain Showers | 15 mph NE | 17% |
| Sunday Night | 52°F | Cloudy then Chance Rain Showers | 10 mph ENE | 40% |
| Monday | 59°F | Chance Rain Showers | 10 mph ENE | 47% |
| Monday Night | 48°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph ENE | 44% |
| Tuesday | 61°F | Partly Sunny | 5 mph E | 5% |
| Tuesday Night | 45°F | Partly Cloudy | 0 to 5 mph ESE | 1% |
| Wednesday | 64°F | Mostly Sunny | 0 to 5 mph SE | 3% |
| Wednesday Night | 50°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph SSE | 17% |
| Thursday | 68°F | Slight Chance Rain Showers | 0 to 5 mph S | 17% |
| Thursday Night | 53°F | Partly Cloudy | 0 to 5 mph SSE | 8% |
| Friday | 68°F | Mostly Sunny | 0 to 10 mph SE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Alpha (43.638, -94.871). Updated through the day.
Growing snapshot for Alpha
Last spring frost
Apr 28
First fall frost
Oct 8
Growing season
162 days
Hardiness zone
5a
More local growing data for Alpha: nearby ZIP 56111 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sherburn 3Wsw, Mn (5.7 mi from Alpha). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.