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Winter Weather Advisory 0040
Issued by the Marquette Forecast Office

Action Issued Starts Expiration
New 2025-12-20 01:54:41 2025-12-20 18:00:00 2025-12-21 06:00:00
Continued 2025-12-20 13:09:51 2025-12-20 18:00:00 2025-12-21 06:00:00
Time and Area Extended 2025-12-20 13:09:51 2025-12-20 13:09:00 2025-12-21 00:00:00


Action: New
Issued At: 2025-12-20 01:54:41

451 
WWUS43 KMQT 200754
WSWMQT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
254 AM EST Sat Dec 20 2025

MIZ006-007-085-202100-
/O.NEW.KMQT.WW.Y.0040.251221T0000Z-251221T1200Z/
Alger-Luce-Northern Schoolcraft-
Including the cities of Newberry, Munising, Seney, and Grand
Marais
254 AM EST Sat Dec 20 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM 
EST SUNDAY...

* WHAT...Lake effect snow expected. Total snow accumulations of 3 to 
  7 inches. Winds gusting as high as 45 mph, strongest near Lake 
  Superior.

* WHERE...Alger, Luce, and Northern Schoolcraft Counties.

* WHEN...From 7 PM this evening to 7 AM EST Sunday.

* IMPACTS...Travel could be very difficult. Widespread blowing snow 
  could significantly reduce visibility. Gusty winds could bring 
  down tree branches.

* ADDITIONAL DETAILS...Amounts less than 2 inches are expected south 
  and west of Chatham.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

77


Action: Continued
Issued At: 2025-12-20 13:09:51

821 
WWUS43 KMQT 201909
WSWMQT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
209 PM EST Sat Dec 20 2025

MIZ002-003-210600-
/O.EXB.KMQT.WW.Y.0040.251220T1909Z-251221T0600Z/
Ontonagon-Northern Houghton-
Including the cities of Houghton, Hancock, and Ontonagon
209 PM EST Sat Dec 20 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY...

* WHAT...Lake effect snow expected. Additional snow accumulations 
  between 2 and 4 inches with locally higher amounts of 4 to 6 
  inches in the higher terrain from around Mass City to Painesdale. 
  Winds gusting as high as 50 mph, highest in the Keweenaw. 
  Localized blizzard-like conditions are possible.

* WHERE...Northern Houghton and Ontonagon Counties.

* WHEN...Until 1 AM EST Sunday.

* IMPACTS...Plan on slippery road conditions. Widespread blowing 
  snow could significantly reduce visibility. Gusty winds could 
  bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

MIZ006-007-085-211200-
/O.CON.KMQT.WW.Y.0040.251221T0000Z-251221T1200Z/
Alger-Luce-Northern Schoolcraft-
Including the cities of Seney, Newberry, Grand Marais, and
Munising
209 PM EST Sat Dec 20 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING 
TO 7 AM EST SUNDAY...

* WHAT...Lake effect snow expected. Total snow accumulations of 3 to 
  7 inches. Winds gusting as high as 45 mph, strongest near Lake 
  Superior.

* WHERE...Alger, Luce, and Northern Schoolcraft Counties.

* WHEN...From 7 PM this evening to 7 AM EST Sunday.

* IMPACTS...Travel could be very difficult. Widespread blowing snow 
  could significantly reduce visibility. Gusty winds could bring 
  down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

LC


Action: Time and Area Extended
Issued At: 2025-12-20 13:09:51

821 
WWUS43 KMQT 201909
WSWMQT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
209 PM EST Sat Dec 20 2025

MIZ002-003-210600-
/O.EXB.KMQT.WW.Y.0040.251220T1909Z-251221T0600Z/
Ontonagon-Northern Houghton-
Including the cities of Houghton, Hancock, and Ontonagon
209 PM EST Sat Dec 20 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY...

* WHAT...Lake effect snow expected. Additional snow accumulations 
  between 2 and 4 inches with locally higher amounts of 4 to 6 
  inches in the higher terrain from around Mass City to Painesdale. 
  Winds gusting as high as 50 mph, highest in the Keweenaw. 
  Localized blizzard-like conditions are possible.

* WHERE...Northern Houghton and Ontonagon Counties.

* WHEN...Until 1 AM EST Sunday.

* IMPACTS...Plan on slippery road conditions. Widespread blowing 
  snow could significantly reduce visibility. Gusty winds could 
  bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

MIZ006-007-085-211200-
/O.CON.KMQT.WW.Y.0040.251221T0000Z-251221T1200Z/
Alger-Luce-Northern Schoolcraft-
Including the cities of Seney, Newberry, Grand Marais, and
Munising
209 PM EST Sat Dec 20 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING 
TO 7 AM EST SUNDAY...

* WHAT...Lake effect snow expected. Total snow accumulations of 3 to 
  7 inches. Winds gusting as high as 45 mph, strongest near Lake 
  Superior.

* WHERE...Alger, Luce, and Northern Schoolcraft Counties.

* WHEN...From 7 PM this evening to 7 AM EST Sunday.

* IMPACTS...Travel could be very difficult. Widespread blowing snow 
  could significantly reduce visibility. Gusty winds could bring 
  down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

LC



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