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47.47 °N, 87.89 °W

Copper Harbor, MI Severe Weather Alertstar_ratehome

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

Active Weather Alerts

Heavy Freezing Spray Warning
Issued: 8:04 AM Apr. 6, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM TO 10 AM EDT THIS
MORNING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 8 PM EDT THIS EVENING...
...GALE WARNING IN EFFECT FROM 10 AM THIS MORNING TO 2 PM EDT
THIS AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO
5 AM EDT TUESDAY...

* WHAT...For the first Small Craft Advisory, northeast winds 10
to 20 kt with gusts up to 30 kt and waves 2 to 5 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. For the Gale Warning, north winds 20 to
25 kt with gusts up to 35 kt and waves 6 to 9 ft expected. For
the second Small Craft Advisory, north winds 10 to 20 kt with
gusts up to 30 kt and waves 5 to 8 ft expected.

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

* WHEN...For the first Small Craft Advisory, from 7 AM to 10 AM
EDT this morning. For the Heavy Freezing Spray Warning, from 8
AM this morning to 8 PM EDT this evening. For the Gale
Warning, from 10 AM this morning to 2 PM EDT this afternoon.
For the second Small Craft Advisory, from 2 PM this afternoon
to 5 AM EDT Tuesday.

* 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.
Strong winds will cause hazardous waves which could capsize or
damage vessels and reduce visibility.

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.

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

Small Craft Advisory
Issued: 8:04 AM Apr. 6, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM TO 10 AM EDT THIS
MORNING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 8 PM EDT THIS EVENING...
...GALE WARNING IN EFFECT FROM 10 AM THIS MORNING TO 2 PM EDT
THIS AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO
5 AM EDT TUESDAY...

* WHAT...For the first Small Craft Advisory, northeast winds 10
to 20 kt with gusts up to 30 kt and waves 2 to 5 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. For the Gale Warning, north winds 20 to
25 kt with gusts up to 35 kt and waves 6 to 9 ft expected. For
the second Small Craft Advisory, north winds 10 to 20 kt with
gusts up to 30 kt and waves 5 to 8 ft expected.

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

* WHEN...For the first Small Craft Advisory, from 7 AM to 10 AM
EDT this morning. For the Heavy Freezing Spray Warning, from 8
AM this morning to 8 PM EDT this evening. For the Gale
Warning, from 10 AM this morning to 2 PM EDT this afternoon.
For the second Small Craft Advisory, from 2 PM this afternoon
to 5 AM EDT Tuesday.

* 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.
Strong winds will cause hazardous waves which could capsize or
damage vessels and reduce visibility.

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.

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

Small Craft Advisory
Issued: 8:04 AM Apr. 6, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM TO 10 AM EDT THIS
MORNING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 8 PM EDT THIS EVENING...
...GALE WARNING IN EFFECT FROM 10 AM THIS MORNING TO 2 PM EDT
THIS AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO
5 AM EDT TUESDAY...

* WHAT...For the first Small Craft Advisory, northeast winds 10
to 20 kt with gusts up to 30 kt and waves 2 to 5 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. For the Gale Warning, north winds 20 to
25 kt with gusts up to 35 kt and waves 6 to 9 ft expected. For
the second Small Craft Advisory, north winds 10 to 20 kt with
gusts up to 30 kt and waves 5 to 8 ft expected.

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

* WHEN...For the first Small Craft Advisory, from 7 AM to 10 AM
EDT this morning. For the Heavy Freezing Spray Warning, from 8
AM this morning to 8 PM EDT this evening. For the Gale
Warning, from 10 AM this morning to 2 PM EDT this afternoon.
For the second Small Craft Advisory, from 2 PM this afternoon
to 5 AM EDT Tuesday.

* 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.
Strong winds will cause hazardous waves which could capsize or
damage vessels and reduce visibility.

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.

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

Gale Warning
Issued: 8:04 AM Apr. 6, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM TO 10 AM EDT THIS
MORNING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 8 PM EDT THIS EVENING...
...GALE WARNING IN EFFECT FROM 10 AM THIS MORNING TO 2 PM EDT
THIS AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO
5 AM EDT TUESDAY...

* WHAT...For the first Small Craft Advisory, northeast winds 10
to 20 kt with gusts up to 30 kt and waves 2 to 5 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. For the Gale Warning, north winds 20 to
25 kt with gusts up to 35 kt and waves 6 to 9 ft expected. For
the second Small Craft Advisory, north winds 10 to 20 kt with
gusts up to 30 kt and waves 5 to 8 ft expected.

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

* WHEN...For the first Small Craft Advisory, from 7 AM to 10 AM
EDT this morning. For the Heavy Freezing Spray Warning, from 8
AM this morning to 8 PM EDT this evening. For the Gale
Warning, from 10 AM this morning to 2 PM EDT this afternoon.
For the second Small Craft Advisory, from 2 PM this afternoon
to 5 AM EDT Tuesday.

* 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.
Strong winds will cause hazardous waves which could capsize or
damage vessels and reduce visibility.

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.

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

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