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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Cambridge Municipal Airport (KCBG)

Lat: 45.56°NLon: 93.26°WElev: 942ft.

Rain

68°F

20°C

Humidity 94%
Wind Speed S 8 mph
Barometer 29.96 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 16 Aug 10:15 am CDT
Extended Forecast for

Grandy MN

  • Today

    Today: Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 76. East wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 61. Northeast wind 5 to 10 mph. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. East wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 66. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Southeast wind 5 to 10 mph becoming northwest in the afternoon.

    High: 79 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. North wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. North northeast wind around 5 mph.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. Northeast wind around 5 mph becoming calm.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Calm wind becoming east northeast around 5 mph.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 76. East wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 61. Northeast wind 5 to 10 mph. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. East wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and possibly a thunderstorm. Low around 66. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Southeast wind 5 to 10 mph becoming northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 59. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 75. North northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 54. Northeast wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 77. Calm wind becoming east northeast around 5 mph.
Wednesday Night
Mostly clear, with a low around 56. Calm wind.
Thursday
Sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 61. South wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 79. South southwest wind around 5 mph becoming west northwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grandy MN
 45.62°N 93.17°W (Elev. 951 ft)
Last Update:
10:08 am CDT Aug 16, 2025
Forecast Valid:
10am CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
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