Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

68°F

20°C

Humidity 59%
Wind Speed Calm
Barometer 29.73 in (1006.1 mb)
Dewpoint 53°F (12°C)
Visibility NA
Last update 11 Oct 4:51 pm EDT
Extended Forecast for

13 Miles SW Isle Royale National Park MI

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 4am.  Cloudy, with a low around 47. Breezy, with a northwest wind 5 to 10 mph becoming northeast 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Columbus Day

    Columbus Day: Showers, mainly before 3pm.  High near 48. Breezy, with a northeast wind around 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Breezy.
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers.  Low around 43. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Breezy.
    Showers
    Likely then
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 7am.  Cloudy, with a high near 47. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    High: 47 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Light northwest wind increasing to 5 to 10 mph after midnight.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 8pm.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 47. Breezy, with a northwest wind 5 to 10 mph becoming northeast 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Columbus Day
Showers, mainly before 3pm. High near 48. Breezy, with a northeast wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Showers. Low around 43. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, mainly before 7am. Cloudy, with a high near 47. Northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, with a low around 44. Light northwest wind increasing to 5 to 10 mph after midnight.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 42.
Friday
A chance of showers before 2pm. Mostly cloudy, with a high near 49. Breezy.
Friday Night
Mostly cloudy, with a low around 35. Breezy.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 54. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SW Isle Royale National Park MI
 48°N 88.82°W (Elev. 659 ft)
5:18 pm EDT Oct 11, 2026
5pm EDT Oct 11, 2026-6pm EDT Oct 18, 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