Chief Lake, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chief Lake, a community in Sawyer County, Wisconsin.
Tonight
49°F
Chance Rain Showers
A chance of rain showers before midnight, then a chance of rain showers and patchy fog. Cloudy, with a low around 49. East wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Chief Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Chance Rain Showers | 5 mph E | 44% |
| Saturday | 64°F | Chance Rain Showers then Cloudy | 5 mph E | 26% |
| Saturday Night | 47°F | Mostly Cloudy | 0 to 5 mph NE | 7% |
| Sunday | 65°F | Partly Sunny | 5 to 10 mph NE | 0% |
| Sunday Night | 40°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Monday | 65°F | Partly Sunny | 5 mph E | 0% |
| Monday Night | 38°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Tuesday | 66°F | Mostly Sunny | 0 to 5 mph E | 1% |
| Tuesday Night | 39°F | Mostly Clear | 0 to 5 mph E | 1% |
| Wednesday | 68°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 43°F | Partly Cloudy | 0 mph | 3% |
| Thursday | 70°F | Mostly Sunny | 0 to 5 mph SE | 9% |
| Thursday Night | 45°F | Partly Cloudy | 0 mph | 9% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph SW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Chief Lake (45.939, -91.336). Updated through the day.
Growing snapshot for Chief Lake
Last spring frost
May 23
First fall frost
Sep 22
Growing season
122 days
Hardiness zone
4a
More local growing data for Chief Lake: nearby ZIP 54843 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hayward Muni Ap, Wi (7.3 mi from Chief Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.