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47.47 °N, 87.89 °W

Copper Harbor, MI Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Copper Harbor, MI
Nearby Weather Stations

Active Weather Alerts

Small Craft Advisory
Issued: 7:49 PM Apr. 5, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM MONDAY TO 2 AM EDT
TUESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 8 AM TO 8 PM EDT
MONDAY...

* WHAT...For the first Small Craft Advisory, northwest winds 10
to 15 kt with gusts up to 25 kt and waves 3 to 5 ft occurring.
For the second Small Craft Advisory, north winds 15 to 25 kt
with gusts up to 30 kt and waves 4 to 7 ft expected. For the
Heavy Freezing Spray Warning, heavy freezing spray at a rate
of 2 cm per hour or greater expected, and may rapidly
accumulate on vessels.

* WHERE...Eagle River to Manitou Island MI.

* WHEN...For the first Small Craft Advisory, until 7 PM EDT this
evening. For the second Small Craft Advisory, from 6 AM Monday
to 2 AM EDT Tuesday. For the Heavy Freezing Spray Warning,
from 8 AM to 8 PM EDT Monday.

* IMPACTS...Operating a vessel in heavy freezing spray is
hazardous. Freezing spray may render mechanical and electronic
components inoperative. Rapid ice accretion on decks and
superstructures may result in a catastrophic loss of stability.
Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

Heavy Freezing Spray Warning
Issued: 7:49 PM Apr. 5, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM MONDAY TO 2 AM EDT
TUESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 8 AM TO 8 PM EDT
MONDAY...

* WHAT...For the first Small Craft Advisory, northwest winds 10
to 15 kt with gusts up to 25 kt and waves 3 to 5 ft occurring.
For the second Small Craft Advisory, north winds 15 to 25 kt
with gusts up to 30 kt and waves 4 to 7 ft expected. For the
Heavy Freezing Spray Warning, heavy freezing spray at a rate
of 2 cm per hour or greater expected, and may rapidly
accumulate on vessels.

* WHERE...Eagle River to Manitou Island MI.

* WHEN...For the first Small Craft Advisory, until 7 PM EDT this
evening. For the second Small Craft Advisory, from 6 AM Monday
to 2 AM EDT Tuesday. For the Heavy Freezing Spray Warning,
from 8 AM to 8 PM EDT Monday.

* IMPACTS...Operating a vessel in heavy freezing spray is
hazardous. Freezing spray may render mechanical and electronic
components inoperative. Rapid ice accretion on decks and
superstructures may result in a catastrophic loss of stability.
Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

Small Craft Advisory
Issued: 7:49 PM Apr. 5, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM MONDAY TO 2 AM EDT
TUESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 8 AM TO 8 PM EDT
MONDAY...

* WHAT...For the first Small Craft Advisory, northwest winds 10
to 15 kt with gusts up to 25 kt and waves 3 to 5 ft occurring.
For the second Small Craft Advisory, north winds 15 to 25 kt
with gusts up to 30 kt and waves 4 to 7 ft expected. For the
Heavy Freezing Spray Warning, heavy freezing spray at a rate
of 2 cm per hour or greater expected, and may rapidly
accumulate on vessels.

* WHERE...Eagle River to Manitou Island MI.

* WHEN...For the first Small Craft Advisory, until 7 PM EDT this
evening. For the second Small Craft Advisory, from 6 AM Monday
to 2 AM EDT Tuesday. For the Heavy Freezing Spray Warning,
from 8 AM to 8 PM EDT Monday.

* IMPACTS...Operating a vessel in heavy freezing spray is
hazardous. Freezing spray may render mechanical and electronic
components inoperative. Rapid ice accretion on decks and
superstructures may result in a catastrophic loss of stability.
Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

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