Marine Weather Message
Issued by NWS Duluth, MN

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000
WHUS73 KDLH 211454
MWWDLH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
954 AM CDT THU SEP 21 2017

...STRONG NORTHEAST FLOW OVER WESTERN LAKE SUPERIOR TODAY...

.STRONG NORTHEAST FLOW WILL DEVELOP ACROSS WESTERN LAKE SUPERIOR
TODAY. THE STRONGEST WINDS AND LARGEST WAVES WILL BE NEAR THE
SOUTHWEST TIP OF THE LAKE, INCLUDING NEAR THE TWIN PORTS.

LSZ142-143-220100-
/O.CON.KDLH.SC.Y.0048.170921T1500Z-170922T1000Z/
TACONITE HARBOR TO SILVER BAY HARBOR MN-
SILVER BAY HARBOR TO TWO HARBORS MN-
954 AM CDT THU SEP 21 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM CDT FRIDAY...

* SUSTAINED WINDS...NORTHEAST 5 TO 15 KNOTS.

* WIND GUSTS...UP TO 25 KNOTS.

* WAVES...4 TO 6 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LSZ140-141-220100-
/O.CON.KDLH.SC.Y.0048.170921T2100Z-170922T1000Z/
GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
954 AM CDT THU SEP 21 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 5 AM CDT FRIDAY...

* SUSTAINED WINDS...NORTHEAST 10 TO 15 KNOTS.

* WIND GUSTS...UP TO 25 KNOTS.

* WAVES...4 TO 6 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LSZ144-145-220100-
/O.CON.KDLH.SC.Y.0048.170921T1500Z-170922T1000Z/
TWO HARBORS TO DULUTH MN-DULUTH MN TO PORT WING WI-
954 AM CDT THU SEP 21 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM CDT FRIDAY...

* SUSTAINED WINDS...NORTHEAST 10 TO 20 KNOTS.

* WIND GUSTS...UP TO 25 KNOTS.

* WAVES...5 TO 8 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LSZ146-147-220100-
/O.CON.KDLH.SC.Y.0048.170921T1500Z-170922T0300Z/
PORT WING TO SAND ISLAND WI-SAND ISLAND TO BAYFIELD WI-
954 AM CDT THU SEP 21 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

* SUSTAINED WINDS...EAST 5 TO 15 KNOTS.

* WIND GUSTS...UP TO 20 KNOTS.

* WAVES...4 TO 6 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LSZ121-148-220100-
/O.CON.KDLH.SC.Y.0048.170921T2100Z-170922T0300Z/
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
OAK POINT TO SAXON HARBOR WI-
954 AM CDT THU SEP 21 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 PM CDT THIS EVENING...

* SUSTAINED WINDS...NORTHEAST 5 TO 10 KNOTS.

* WIND GUSTS...UP TO 15 KNOTS.

* WAVES...2 TO 5 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

G2



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