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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Canby Airfield (KCNB)

Lat: 44.73°NLon: 96.27°WElev: 1194ft.

Fair

74°F

23°C

Humidity 82%
Wind Speed S 6 mph
Barometer 29.98 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 30 Jul 12:15 am CDT
Extended Forecast for

Clear Lake SD

  • Overnight

    Overnight: Patchy smoke. Partly cloudy, with a low around 69. South wind 6 to 13 mph, with gusts as high as 22 mph.

    Low: 69 °F

    Patchy Smoke

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 81. South wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 81 °F

    Mostly Cloudy
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Some of the storms could produce heavy rainfall. Low around 61. North northeast wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 61 °F

    Heavy Rain

  • Friday

    Friday: A chance of showers between noon and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 77. North wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. North northwest wind 5 to 10 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. North northwest wind around 7 mph becoming west in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 60. South wind 5 to 7 mph.

    Low: 60 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 80. South wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Breezy, with a south wind 16 to 21 mph, with gusts as high as 32 mph.

    Low: 64 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

Detailed Forecast

Overnight
Patchy smoke. Partly cloudy, with a low around 69. South wind 6 to 13 mph, with gusts as high as 22 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 81. South wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Some of the storms could produce heavy rainfall. Low around 61. North northeast wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Friday
A chance of showers between noon and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 77. North wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 58. North northwest wind 5 to 10 mph.
Saturday
Sunny, with a high near 81. North northwest wind around 7 mph becoming west in the afternoon.
Saturday Night
Clear, with a low around 60. South wind 5 to 7 mph.
Sunday
Sunny, with a high near 80. South wind 9 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 64. Breezy, with a south wind 16 to 21 mph, with gusts as high as 32 mph.
Monday
Sunny, with a high near 82. Breezy.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Breezy. Chance of precipitation is 50%.
Tuesday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 30%.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 75. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Clear Lake SD
 44.76°N 96.69°W (Elev. 1795 ft)
Last Update:
12:06 am CDT Jul 30, 2026
Forecast Valid:
12am CDT Jul 30, 2026-6pm CDT Aug 5, 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