South Branch, MN Weather Forecast

Local 7-day forecast

81°
F

Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for South Branch, MN in one place.

Tuesday, August 11, 2026
Wind: 5 mph ENE
Tuesday

A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 81. East northeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for South Branch, 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 10, 2026 1:46 AM CDT.

The active forecast window currently covers Aug 11 to Aug 16, 2026 for South Branch, MN.

Page Snapshot

Page focus
city weather
Forecast window
Aug 11 to Aug 16, 2026
Latest sync
Aug 10, 2026 1:46 AM CDT
Forecast office
MPX
Source
NOAA / NWS
Next High
81°F
Tuesday
Next Low
64°F
Tuesday Night
Rain Outlook
9
Periods mentioning precipitation
Windiest
5 to 10 mph
Wednesday

Daily Outlook

Today
Aug 11
Chance Showers And Thunderstorms
81 °F
/ 64°F
Wind 5 mph
Wed
Aug 12
Chance Rain Showers then Mostly Sunny
79 °F
/ 61°F
Wind 5 to 10 mph
Thu
Aug 13
Slight Chance Rain Showers
73 °F
/ 57°F
Wind 5 mph
Fri
Aug 14
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
73 °F
/ 59°F
Wind 5 to 10 mph
Sat
Aug 15
Chance Rain Showers
72 °F
/ 59°F
Wind 5 to 10 mph
Sun
Aug 16
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
73 °F
Wind 5 mph

This Week in South Branch

Tuesday looks like the warmest upcoming period in South Branch at 81 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 NNE.

Precipitation is mentioned in 9 upcoming forecast periods.

Forecast Details

Last updated
Aug 10, 2026 1:46 AM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
MPX
Radar station
KMPX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tuesday Night
Aug 11
64°F
Partly Cloudy then Chance Showers And Thunderstorms
5 mph NNE

A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. North northeast wind around 5 mph. Chance of precipitation is 30%.

Wednesday
Aug 12
79°F
Chance Rain Showers then Mostly Sunny
5 to 10 mph NNE

A chance of rain showers before 7am. Mostly sunny, with a high near 79. North northeast wind 5 to 10 mph. Chance of precipitation is 30%.

Wednesday Night
Aug 12
61°F
Partly Cloudy
5 mph NNE

Partly cloudy, with a low around 61. North northeast wind around 5 mph.

Thursday
Aug 13
73°F
Slight Chance Rain Showers
5 mph NE

A slight chance of rain showers between 7am and 1pm. Partly sunny, with a high near 73. Northeast wind around 5 mph. Chance of precipitation is 20%.

Thursday Night
Aug 13
57°F
Mostly Cloudy
5 mph ENE

Mostly cloudy, with a low around 57. East northeast wind around 5 mph.

Friday
Aug 14
73°F
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
5 to 10 mph E

A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 73. East wind 5 to 10 mph. Chance of precipitation is 20%.

Friday Night
Aug 14
59°F
Chance Showers And Thunderstorms
5 to 10 mph ESE

A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.

Saturday
Aug 15
72°F
Chance Rain Showers
5 to 10 mph ESE

A chance of rain showers. Mostly cloudy, with a high near 72. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.

Saturday Night
Aug 15
59°F
Chance Rain Showers
5 mph NNE

A chance of rain showers. Mostly cloudy, with a low around 59. North northeast wind around 5 mph. Chance of precipitation is 30%.

Sunday
Aug 16
73°F
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
5 mph NNW

A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 73. North northwest wind around 5 mph. Chance of precipitation is 20%.

Detailed Forecast

Period Conditions Temp Wind
Tuesday
Aug 11
Chance Showers And Thunderstorms
81°F
5 mph
ENE
Tuesday Night
Aug 11
Partly Cloudy then Chance Showers And Thunderstorms
64°F
5 mph
NNE
Wednesday
Aug 12
Chance Rain Showers then Mostly Sunny
79°F
5 to 10 mph
NNE
Wednesday Night
Aug 12
Partly Cloudy
61°F
5 mph
NNE
Thursday
Aug 13
Slight Chance Rain Showers
73°F
5 mph
NE
Thursday Night
Aug 13
Mostly Cloudy
57°F
5 mph
ENE
Friday
Aug 14
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
73°F
5 to 10 mph
E
Friday Night
Aug 14
Chance Showers And Thunderstorms
59°F
5 to 10 mph
ESE
Saturday
Aug 15
Chance Rain Showers
72°F
5 to 10 mph
ESE
Saturday Night
Aug 15
Chance Rain Showers
59°F
5 mph
NNE
Sunday
Aug 16
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
73°F
5 mph
NNW

Nearby Forecasts

Explore weather pages for nearby cities and major places around South Branch.

Nearby forecast pages are not available for this location yet.

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.