2 products issued by NWS for: 30NM SE Grand Portage MN
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Marquette MI 1104 AM EDT Tue Jul 15 2025 LSZ162-240>251-263>267-161515- Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM-Saxon Harbor WI to Black River MI- Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays-Huron Islands to Marquette MI- Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 1104 AM EDT Tue Jul 15 2025 /1004 AM CDT Tue Jul 15 2025/ This Hazardous Weather Outlook is for portions of Central Lake Superior...Eastern Lake Superior and Western Lake Superior. .DAY ONE...Rest of Today and Tonight Chances of thunderstorms will be over the entire lake today and tonight. .DAYS TWO THROUGH SEVEN...Wednesday through Monday Thunderstorm chances will continue through Wednesday night. .SPOTTER INFORMATION STATEMENT... The need for weather spotter reports is not anticipated at this time. $$ Thompson
Marine Weather Statement
Marine Weather Statement
National Weather Service Marquette MI
424 PM EDT Tue Jul 15 2025
LSZ240-241-263-152115-
424 PM EDT Tue Jul 15 2025
A Marine Weather Statement has been issued for the following areas...
Black River To Ontonagon MI...
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park...
Saxon Harbor WI to Black River MI...
At 424 PM EDT, Doppler radar indicated a strong thunderstorm, capable
of producing winds to around 30 knots and small hail. This
thunderstorm was located 24 nm east of Madeline Island, or 33 nm
south of The Western Lake Superior Buoy, moving east at 30 knots.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners can expect gusty winds to around 30 knots, locally higher
waves, and lightning strikes. Boaters should seek safe harbor
immediately until this storm passes.
This strong thunderstorm will likely produce winds to around 30
knots, and could pose a serious hazard for boaters. A special marine
warning may eventually be required when this strong thunderstorm
reaches the nearshore waters. Boaters should consider heading for
shore before this strong thunderstorm arrives.
Intense lightning is occurring with this storm. If caught on the open
water stay below deck if possible, keep away from ungrounded metal
objects.
&&
LAT...LON 4699 8949 4681 8944 4678 8976 4663 9001
4660 9014 4680 9018
$$
TAP