National Weather Service Forecast for: Mankato MN
Issued by: National Weather Service Twin Cities/Chanhassen, MN
Updated: 6:46 am CDT May 26, 2026
 
Today

Today: Showers and thunderstorms likely, mainly before noon. Partly sunny, with a high near 92. South southeast wind around 10 mph. Chance of precipitation is 60%.
T-storms
Likely then
Slight Chance
T-storms
 Tonight

Tonight: A 40 percent chance of showers and thunderstorms, mainly between 8pm and 5am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 65. South southeast wind around 5 mph.
Chance
T-storms

 Wednesday

Wednesday: A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Southeast wind around 5 mph becoming northwest in the morning. Chance of precipitation is 20%.
Slight Chance
T-storms

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 60. East northeast wind 5 to 10 mph.
Mostly Clear

 Thursday

Thursday: Sunny, with a high near 86. East southeast wind 5 to 10 mph.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 58. East wind around 5 mph.
Mostly Clear

 Friday

Friday: Sunny, with a high near 87. South southeast wind around 5 mph.
Sunny

 Friday
Night
Friday Night: Partly cloudy, with a low around 58. Southeast wind around 5 mph.
Partly Cloudy

 Saturday

Saturday: Mostly sunny, with a high near 83. East southeast wind 5 to 10 mph.
Mostly Sunny
Hi 92 °F Lo 65 °F Hi 91 °F Lo 60 °F Hi 86 °F Lo 58 °F Hi 87 °F Lo 58 °F Hi 83 °F

Hazardous Weather Outlook
 

Today
 
 Showers and thunderstorms likely, mainly before noon. Partly sunny, with a high near 92. South southeast wind around 10 mph. Chance of precipitation is 60%.
Tonight
 
 A 40 percent chance of showers and thunderstorms, mainly between 8pm and 5am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 65. South southeast wind around 5 mph.
Wednesday
 
 A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Southeast wind around 5 mph becoming northwest in the morning. Chance of precipitation is 20%.
Wednesday Night
 
 Mostly clear, with a low around 60. East northeast wind 5 to 10 mph.
Thursday
 
 Sunny, with a high near 86. East southeast wind 5 to 10 mph.
Thursday Night
 
 Mostly clear, with a low around 58. East wind around 5 mph.
Friday
 
 Sunny, with a high near 87. South southeast wind around 5 mph.
Friday Night
 
 Partly cloudy, with a low around 58. Southeast wind around 5 mph.
Saturday
 
 Mostly sunny, with a high near 83. East southeast wind 5 to 10 mph.
Saturday Night
 
 Partly cloudy, with a low around 57. Southeast wind 5 to 10 mph.
Sunday
 
 Sunny, with a high near 81. Southeast wind 5 to 10 mph.
Sunday Night
 
 Mostly clear, with a low around 55. East southeast wind around 5 mph.
Monday
 
 Sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon.

 

Forecast from NOAA-NWS for Mankato MN.