National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

South Bend International Airport (KSBN)

Lat: 41.71°NLon: 86.32°WElev: 801ft.

Overcast

73°F

23°C

Humidity 90%
Wind Speed SE 7 mph
Barometer 30.12 in (1019.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 15 Aug 4:54 am EDT
Extended Forecast for

Buchanan MI

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southeast wind around 5 mph.

    Low: 68 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 78. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 78 °F

    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, with a high near 81. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 65. Northwest wind around 5 mph.

    Low: 65 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southeast wind around 5 mph.
Saturday
Showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 78. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, with a high near 81. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 65. Northwest wind around 5 mph.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 64.
Wednesday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buchanan MI
 41.82°N 86.36°W (Elev. 699 ft)
Last Update:
4:01 am EDT Aug 15, 2026
Forecast Valid:
5am EDT Aug 15, 2026-6pm EDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation