Heron Lake, MN Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Heron Lake, MN in one place.
Partly sunny, with a high near 82. East northeast wind around 5 mph.
Local Weather Overview
This forecast page for Heron Lake, MN 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: Aug 9, 2026 8:33 PM CDT.
The active forecast window currently covers Aug 11 to Aug 16, 2026 for Heron Lake, MN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 16, 2026
- Latest sync
- Aug 9, 2026 8:33 PM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Heron Lake
Tuesday looks like the warmest upcoming period in Heron Lake at 82 degrees F.
Thursday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Wednesday at about 5 to 10 mph NE.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 9, 2026 8:33 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- FSD
- Radar station
- KFSD
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. Northeast wind around 5 mph. Chance of precipitation is 30%.
A chance of rain showers before 7am. Mostly sunny, with a high near 80. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.
Partly cloudy, with a low around 60.
A slight chance of rain showers after 7am. Mostly cloudy, with a high near 73.
A slight chance of rain showers. Mostly cloudy, with a low around 57.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 73. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a high near 73. Chance of precipitation is 30%.
A slight chance of rain showers. Mostly cloudy, with a low around 58.
A slight chance of rain showers before 1pm. Partly sunny, with a high near 74.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Aug 11
|
Partly Sunny
|
82°F |
5 mph
ENE
|
|
Tuesday Night
Aug 11
|
Partly Cloudy then Chance Showers And Thunderstorms
|
64°F |
5 mph
NE
|
|
Wednesday
Aug 12
|
Chance Rain Showers then Mostly Sunny
|
80°F |
5 to 10 mph
NE
|
|
Wednesday Night
Aug 12
|
Partly Cloudy
|
60°F |
5 to 10 mph
NE
|
|
Thursday
Aug 13
|
Slight Chance Rain Showers
|
73°F |
5 to 10 mph
ENE
|
|
Thursday Night
Aug 13
|
Slight Chance Rain Showers
|
57°F |
5 to 10 mph
ENE
|
|
Friday
Aug 14
|
Chance Rain Showers
|
73°F |
5 to 10 mph
E
|
|
Friday Night
Aug 14
|
Chance Showers And Thunderstorms
|
58°F |
5 to 10 mph
SE
|
|
Saturday
Aug 15
|
Chance Rain Showers
|
73°F |
5 to 10 mph
E
|
|
Saturday Night
Aug 15
|
Slight Chance Rain Showers
|
58°F |
5 mph
NNE
|
|
Sunday
Aug 16
|
Slight Chance Rain Showers
|
74°F |
5 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Heron Lake.