Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Marquette MI
351 PM EST Wed Dec 17 2025

MIZ001>007-009>014-084-085-182100-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
351 PM EST Wed Dec 17 2025 /251 PM CST Wed Dec 17 2025/

This Hazardous Weather Outlook is for portions of central Upper
Michigan and western Upper Michigan.

.DAY ONE...Tonight

South to southwesterly winds up to 45 mph are possible along the
shores of Lake Superior tonight.

A wintry mix of drizzle, freezing drizzle, and light snow is
possible across the U.P. late tonight. This may create a glaze of
ice on some untreated roadways. See the latest Area Forecast
Discussion for additional details.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Temperatures falling below freezing followed by multiple inches
of accumulating snow (highest along the high terrain of the west
half of the UP), blowing snow, and winds gusting up to 45 mph are
possible late Thursday into Thursday night. See the Winter Weather
Message for more information.

Minor lakeshore flooding and minor beach erosion are possible
during this period along the Lake Superior shorelines of Keweenaw,
Marquette, and Alger counties. See the Lakeshore Hazard Message
for more information.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to submit snowfall, ice, and impact
reports to the National Weather Service via phone, on our website,
or through social media.

$$

Lakeshore Hazard Message
National Weather Service Marquette MI
318 PM EST Wed Dec 17 2025

MIZ001-181030-
/O.NEW.KMQT.LS.Y.0007.251219T0300Z-251219T1200Z/
Keweenaw-
318 PM EST Wed Dec 17 2025

...LAKESHORE FLOOD ADVISORY IN EFFECT FROM 10 PM THURSDAY TO 7 AM
EST FRIDAY...

* WHAT...Minor lakeshore flooding expected.

* WHERE...Keweenaw County.

* WHEN...From 10 PM Thursday to 7 AM EST Friday.

* IMPACTS...Some water on low lying roads and property along the
  lakeshore is possible from Eagle River to Copper Harbor.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Residents on or near the shore should take appropriate action to
protect property from rising water levels.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
300 PM EST Wed Dec 17 2025

MIZ001>005-009-084-181030-
/O.NEW.KMQT.WW.Y.0039.251218T1800Z-251219T1200Z/
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Gogebic-
Southern Houghton-
Including the cities of Marquette, Sidnaw, Hancock, Ironwood,
L`Anse, Copper Harbor, Houghton, Kenton, Gwinn, and Ontonagon
300 PM EST Wed Dec 17 2025 /200 PM CST Wed Dec 17 2025/

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM EST /NOON CST/
THURSDAY TO 7 AM EST /6 AM CST/ FRIDAY...

* WHAT...Snow expected. Total snow accumulations between 2 and 6
  inches. Winds gusting as high as 45 mph near the shores of Lake
  Superior.

* WHERE...Portions of central Upper and western Upper Michigan.

* WHEN...From 1 PM EST /noon CST/ Thursday to 7 AM EST /6 AM CST/
  Friday.

* IMPACTS...Roads, and especially bridges and overpasses, will
  likely become slick and hazardous. Plan on slippery road
  conditions. Areas of blowing snow could significantly reduce
  visibility. The hazardous conditions could impact the Thursday
  evening and Friday morning commutes. Gusty winds could bring down
  tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

Be prepared for slippery roads. Slow down and use caution while
driving. If you are going outside, watch your first few steps taken
on stairs, sidewalks, and driveways. These surfaces could be icy and
slippery, increasing your risk of a fall and injury.

&&

$$

Hazard Report Provided By forecast.weather.gov