Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Cambridge Municipal Airport (KCBG)

Lat: 45.56°NLon: 93.26°WElev: 942ft.

A Few Clouds

56°F

13°C

Humidity 89%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 20 Aug 12:35 am CDT
Extended Forecast for

3 Miles SSE Isanti MN

  • Overnight

    Overnight: Mostly clear, with a low around 57. South wind around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm.  Mostly sunny, with a high near 81. Southwest wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 9pm.  Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 60. South southwest wind 5 to 10 mph becoming northwest after midnight.

    Low: 60 °F

    Chance
    T-storms then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 80. North northwest wind 5 to 10 mph.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. North northwest wind around 5 mph becoming calm.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. North northwest wind 5 to 10 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. North wind 5 to 10 mph becoming light  in the evening.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 79. Calm wind becoming east northeast around 5 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. East wind around 5 mph becoming calm.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 57. South wind around 5 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 81. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 9pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 60. South southwest wind 5 to 10 mph becoming northwest after midnight.
Friday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 80. North northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 59. North northwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 79. North northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 52. North wind 5 to 10 mph becoming light in the evening.
Sunday
Mostly sunny, with a high near 79. Calm wind becoming east northeast around 5 mph.
Sunday Night
Partly cloudy, with a low around 56. East wind around 5 mph becoming calm.
Monday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 82. South wind 5 to 10 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62. South southwest wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. West southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 61. North wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 84. North wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Isanti MN
 45.45°N 93.24°W (Elev. 928 ft)
12:01 am CDT Aug 20, 2026
12am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
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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