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Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

36°F

2°C

Humidity 100%
Wind Speed N 8 mph
Barometer 29.78 in (1009.3 mb)
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 15 Apr 1:51 pm EDT
Extended Forecast for

Central MI

Flood Watch April 15, 02:47pm until April 17, 02:00am
Dense Fog Advisory April 15, 10:00pm until April 16, 10:00am
Click here for hazard details and duration
Flood Watch
Dense Fog Advisory
  •  
    Flood Watch April 15, 02:47pm until April 17, 02:00am

    NOW until 2:00am Fri

    Flood Watch

  • This Afternoon

    High: 40 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 11am. Otherwise, mostly sunny, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.

    High: 47 °F

    Areas Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 54. Southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 54 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Rain showers before 5am, then a chance of rain and snow showers. Low around 28. Chance of precipitation is 90%.

    Low: 28 °F

    Showers then
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow showers before 8am. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.

    High: 33 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 40. North wind around 5 mph.
Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 32. Calm wind.
Thursday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 33. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 54. Southeast wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Rain showers before 5am, then a chance of rain and snow showers. Low around 28. Chance of precipitation is 90%.
Saturday
A chance of rain and snow showers before 8am. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.
Saturday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 21.
Sunday
A chance of snow showers before 8am. Partly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Central MI
 47.41°N 88.21°W (Elev. 1299 ft)
Last Update:
2:41 pm EDT Apr 15, 2026
Forecast Valid:
2pm EDT Apr 15, 2026-6pm EDT Apr 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