Alert archive / Minnesota / Small Craft Advisories in 2021

Small Craft Advisory 113, NWS Duluth, MN

December 16, 2021

NWS Duluth, MN issued this small craft advisory at Dec 16, 2021, 9:37 PM CST. It took effect at Dec 16, 2021, 10:00 PM CST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Dec 16, 2021, 9:37 PM CST (03:37 UTC)
In effect from
Dec 16, 2021, 10:00 PM CST
Expired
Dec 17, 2021, 6:58 AM CST
In force
9 hr
Issued by
NWS Duluth, MN

The text

As transmitted.

846 
WHUS73 KDLH 170337
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
937 PM CST Thu Dec 16 2021

LSZ146-171000-
/O.EXP.KDLH.GL.W.0019.000000T0000Z-211217T0400Z/
/O.NEW.KDLH.SC.Y.0113.211217T0400Z-211217T1000Z/
Port Wing to Sand Island WI-
937 PM CST Thu Dec 16 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CST FRIDAY...
...GALE WARNING WILL EXPIRE AT 10 PM CST THIS EVENING...

* WHAT...West winds 20 to 25 kt with gusts up to 30 kt and waves 
  4 to 7 ft expected.

* WHERE...Port Wing to Sand Island WI.

* WHEN...Until 4 AM CST Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ143>145-171000-
/O.EXP.KDLH.GL.W.0019.000000T0000Z-211217T0400Z/
/O.NEW.KDLH.SC.Y.0113.211217T0400Z-211217T1000Z/
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-
937 PM CST Thu Dec 16 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CST FRIDAY...
...GALE WARNING WILL EXPIRE AT 10 PM CST THIS EVENING...

* WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves 
  1 to 4 ft expected.

* WHERE...Silver Bay Harbor to Two Harbors MN, Two Harbors to 
  Duluth MN and Duluth MN to Port Wing WI.

* WHEN...Until 4 AM CST Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ142-171545-
/O.EXP.KDLH.GL.W.0019.000000T0000Z-211217T0400Z/
/O.NEW.KDLH.SC.Y.0113.211217T0400Z-211217T1600Z/
Taconite Harbor to Silver Bay Harbor MN-
937 PM CST Thu Dec 16 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CST FRIDAY...
...GALE WARNING WILL EXPIRE AT 10 PM CST THIS EVENING...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt 
  expected.

* WHERE...Taconite Harbor to Silver Bay Harbor MN.

* WHEN...Until 10 AM CST Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ140-141-171545-
/O.EXP.KDLH.GL.W.0019.000000T0000Z-211217T0400Z/
/O.NEW.KDLH.SC.Y.0113.211217T0400Z-211217T1600Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
937 PM CST Thu Dec 16 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CST FRIDAY...
...GALE WARNING WILL EXPIRE AT 10 PM CST THIS EVENING...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and 
  waves 1 to 4 ft expected.

* WHERE...Grand Portage to Grand Marais MN and Grand Marais to 
  Taconite Harbor MN.

* WHEN...Until 10 AM CST Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ147-171000-
/O.EXP.KDLH.GL.W.0019.000000T0000Z-211217T0400Z/
/O.NEW.KDLH.SC.Y.0113.211217T0400Z-211217T1000Z/
Sand Island to Bayfield WI-
937 PM CST Thu Dec 16 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CST FRIDAY...
...GALE WARNING WILL EXPIRE AT 10 PM CST THIS EVENING...

* WHAT...West winds 20 to 25 kt with gusts up to 30 kt and waves 
  2 to 5 ft expected.

* WHERE...Sand Island to Bayfield WI.

* WHEN...Until 4 AM CST Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ121-171000-
/O.EXP.KDLH.GL.W.0019.000000T0000Z-211217T0400Z/
/O.NEW.KDLH.SC.Y.0113.211217T0400Z-211217T1000Z/
Chequamegon Bay-Bayfield to Oak Point WI-
937 PM CST Thu Dec 16 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CST FRIDAY...
...GALE WARNING WILL EXPIRE AT 10 PM CST THIS EVENING...

* WHAT...West winds 15 to 20 kt with gusts up to 25 kt expected.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI.

* WHEN...Until 4 AM CST Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ148-150-171545-
/O.EXP.KDLH.GL.W.0019.000000T0000Z-211217T0400Z/
/O.NEW.KDLH.SC.Y.0113.211217T0400Z-211217T1600Z/
Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
937 PM CST Thu Dec 16 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CST FRIDAY...
...GALE WARNING WILL EXPIRE AT 10 PM CST THIS EVENING...

* WHAT...West winds 20 to 30 kt with gusts up to 35 kt and waves 4
  to 7 ft expected. Occasional gale-force gusts to 40 knots are
  possible before 4 AM.

* WHERE...Oak Point to Saxon Harbor WI and Outer Apostle Islands 
  Beyond 5 NM from Mainland.

* WHEN...Until 10 AM CST Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

Huyck
2 follow-up statements
834 
WHUS73 KDLH 171000
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
400 AM CST Fri Dec 17 2021

LSZ143>146-171100-
/O.EXP.KDLH.SC.Y.0113.000000T0000Z-211217T1000Z/
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
400 AM CST Fri Dec 17 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 AM CST EARLY THIS
MORNING...

Winds and waves have subsided.

$$

LSZ121-147-171100-
/O.EXP.KDLH.SC.Y.0113.000000T0000Z-211217T1000Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-
400 AM CST Fri Dec 17 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 AM CST EARLY THIS
MORNING...

Winds and waves have subsided.

$$

LSZ140>142-171600-
/O.CON.KDLH.SC.Y.0113.000000T0000Z-211217T1600Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
400 AM CST Fri Dec 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and 
  waves 1 to 4 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 CST this morning.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ148-150-171600-
/O.CON.KDLH.SC.Y.0113.000000T0000Z-211217T1600Z/
Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
400 AM CST Fri Dec 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...

* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 
  2 to 5 ft.

* WHERE...Oak Point to Saxon Harbor WI and Outer Apostle Islands 
  Beyond 5 NM from Mainland.

* WHEN...Until 10 AM CST this morning.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$
913 
WHUS73 KDLH 171258
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
658 AM CST Fri Dec 17 2021

LSZ140>142-148-150-171400-
/O.CAN.KDLH.SC.Y.0113.000000T0000Z-211217T1600Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
658 AM CST Fri Dec 17 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds and waves have diminished.

$$

Nearby

Small Craft Advisories in Minnesota, 2021Every small craft advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.