Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
929 PM CDT Tue Oct 19 2021
LSZ140>142-201430-
/O.CON.KDLH.SC.Y.0078.211020T0300Z-211020T1500Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
929 PM CDT Tue Oct 19 2021
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
WEDNESDAY...
* WHAT...Northeast winds 10 to 15 kt with gusts up to 30 kt and
waves 1 to 3 ft expected.
* WHERE...Taconite Harbor to Silver Bay Harbor MN, Grand Portage
to Grand Marais MN and Grand Marais to Taconite Harbor MN.
* WHEN...Until 10 AM CDT Wednesday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
929 PM CDT Tue Oct 19 2021
LSZ121-143>147-201430-
/O.CON.KDLH.SC.Y.0078.211020T0300Z-211021T1200Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-
929 PM CDT Tue Oct 19 2021
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
THURSDAY...
* WHAT...Northeast winds 10 to 20 kt with gusts up to 30 kt and
waves 3 to 6 ft expected.
* WHERE...Portions of Lake Superior.
* WHEN...Until 7 AM CDT Thursday.
* IMPACTS...Conditions will be hazardous to small craft.
* Additional Information...Waves will vary widely depending on
which nearshore zone that you are in. Lowest waves will be on
the North Shore of Lake Superior.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
929 PM CDT Tue Oct 19 2021
LSZ148-150-201430-
/O.CON.KDLH.SC.Y.0078.211020T0300Z-211021T1200Z/
Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
929 PM CDT Tue Oct 19 2021
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
THURSDAY...
* WHAT...Northeast winds 10 to 20 kt with gusts up to 30 kt and
waves 5 to 8 ft expected.
* WHERE...Oak Point to Saxon Harbor WI and Outer Apostle Islands
Beyond 5 NM from Mainland.
* WHEN...Until 7 AM CDT Thursday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
943 PM EDT Tue Oct 19 2021
LSZ245-200945-
/O.CON.KMQT.SC.Y.0123.211020T0300Z-211020T2200Z/
Manitou Island to Point Isabelle MI-
943 PM EDT Tue Oct 19 2021
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT
WEDNESDAY...
* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and
waves 3 to 6 ft expected.
* WHERE...Manitou Island to Point Isabelle MI.
* WHEN...Until 6 PM EDT Wednesday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
943 PM EDT Tue Oct 19 2021
LSZ240>244-200945-
/O.CON.KMQT.SC.Y.0123.211020T0300Z-211021T1800Z/
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-
943 PM EDT Tue Oct 19 2021 /843 PM CDT Tue Oct 19 2021/
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT /1 PM
CDT/ THURSDAY...
* WHAT...Northeast winds 10 to 20 kt with gusts up to 30 kt and
waves 5 to 8 ft expected.
* WHERE...Upper Entrance of Portage Canal to Eagle River MI,
Eagle River to Manitou Island MI, Black River to Ontonagon MI,
Saxon Harbor WI to Black River MI and Ontonagon to Upper
Entrance of Portage Canal MI.
* WHEN...Until 2 PM EDT /1 PM CDT/ Thursday.
* IMPACTS...Conditions will be hazardous to small craft.
* ADDITIONAL DETAILS...A period of lighter winds and lower waves
is expected Wednesday night along the Keweenaw but waves will
build again by Thursday morning.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
943 PM EDT Tue Oct 19 2021
LSZ248>250-200945-
/O.CON.KMQT.SC.Y.0123.211020T0800Z-211021T2100Z/
Huron Islands to Marquette MI-Marquette to Munising MI-
Munising to Grand Marais MI-
943 PM EDT Tue Oct 19 2021
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO
5 PM EDT THURSDAY...
* WHAT...North winds 10 to 20 kt with gusts up to 25 kt and
waves 3 to 6 ft expected.
* WHERE...Marquette to Munising MI, Huron Islands to Marquette
MI and Munising to Grand Marais MI.
* WHEN...From 4 AM Wednesday to 5 PM EDT Thursday.
* IMPACTS...Conditions will be hazardous to small craft.
* ADDITIONAL DETAILS...A period of lighter winds and smaller
waves is expected Wednesday night but waves will build again
by Thursday morning.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Marquette MI
414 PM EDT Tue Oct 19 2021
LSZ162-240>251-263>267-202015-
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-
414 PM EDT Tue Oct 19 2021 /314 PM CDT Tue Oct 19 2021/
This Hazardous Weather Outlook is for portions of Eastern Lake
Superior...Central Lake Superior and Western Lake Superior.
.DAY ONE...Tonight
A few gusts to near gale force are possible over the west half of
Lake Superior tonight.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Hazardous Weather Outlook
National Weather Service Duluth MN
258 PM CDT Tue Oct 19 2021
LSZ121-140>148-150-202000-
Bayfield to Oak Point WI-Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
258 PM CDT Tue Oct 19 2021
This Hazardous Weather Outlook is for portions of Lake Superior
and the Nearshore waters of western Lake Superior.
.DAY ONE...This afternoon and Tonight
Northeast winds will strengthen this evening ahead of an
approaching low pressure system. Larger waves will build as a
result along the South Shore. A Small Craft Advisory has been
issued across all of the western Lake Superior nearshore waters,
beginning at 10 PM CDT this evening.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Strong northeast winds and large waves will continue through
Wednesday night along the South Shore. As the winds taper off
early Thursday, higher waves will persist for portions of the
South Shore, so the Small Craft Advisories may need to be
extended.
$$
JTS
More information may be obtained at the following web address:
http://www.weather.gov/duluth (all lower case)
