Alert archive / Michigan / Winter Storm Warnings in 2021

Winter Storm Warning 4, NWS Marquette, MI

December 9, 202112 counties in Michigan

NWS Marquette, MI issued this winter storm warning at Dec 9, 2021, 3:37 PM EST for 12 counties in Michigan. It took effect at Dec 10, 2021, 7:00 PM EST. It was in force for 21 hr. 60 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 9, 2021, 3:37 PM EST (20:37 UTC)
In effect from
Dec 10, 2021, 7:00 PM EST
Expired
Dec 11, 2021, 4:00 PM EST
In force
21 hr
Issued by
NWS Marquette, MI

Counties Alger County, MI, Baraga County, MI, Delta County, MI, Dickinson County, MI, Gogebic County, MI, Houghton County, MI, Iron County, MI, Luce County, MI, Marquette County, MI, Menominee County, MI, Ontonagon County, MI, Schoolcraft County, MI

The radar

The Marquette radar (KMQT), 26 km from the middle of the area, began a volume at 20:38 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Dec 10, 10:00 PM ESTSNOW 3.31 Sse Norway, MIMEASURED 3.3 INCHES OF SNOW IN THE PAST 2-HOURS IN NORWAY, /ZNOM4/.
Dec 11, 5:30 AM ESTSNOW 11Iron Mountain, MI
Dec 11, 6:00 AM ESTSNOW 73 Nw Manistique, MICOCORAHS STATION MI-SH-1 MANISTIQUE 2.7 NW.
Dec 11, 6:00 AM ESTSNOW 11Iron Mountain, MIREPORT RECEIVED VIA SOCIAL MEDIA. SNOW BEGAN AT 6:30 PM CST YESTERDAY. STILL SNOWING LIGHTLY.
Dec 11, 6:30 AM ESTSNOW 51 S Marquette, MI
Dec 11, 6:30 AM ESTSNOW 72 S Baraga, MI
Dec 11, 6:30 AM ESTSNOW 85 Se Amasa, MI
Dec 11, 6:30 AM ESTSNOW 8.45 Sw National Mine, MICOCORAHS STATION MI-MQ-19 ISHPEMING 7.2 SW.
Dec 11, 6:30 AM ESTHEAVY SNOW 8.45 Sw National Mine, MI0.83 SNOW WATER EQUIVALENT.
Dec 11, 7:00 AM ESTSNOW 34 Ese Redridge, MICOCORAHS STATION MI-HG-21 ATLANTIC MINE 3.9 NW.
Dec 11, 7:00 AM ESTSNOW 43 Nnw South Entry Buoy, MICO-OP OBSERVER STATION JCBM4 LAKE LINDEN 13 S.
Dec 11, 7:00 AM ESTSNOW 51 S Manistique, MICO-OP OBSERVER STATION MTQM4 MANISTIQUE WWTP.
Dec 11, 7:00 AM ESTSNOW 6Munising, MICO-OP OBSERVER STATION MNSM4 MUNISING.
Dec 11, 7:00 AM ESTSNOW 6.42 Nnw Presque Isle, MICO-OP OBSERVER STATION SUAW3 PRESQUE ISLE.
Dec 11, 7:00 AM ESTSNOW 6.61 Ssw Marquette, MICOCORAHS STATION MI-MQ-18 MARQUETTE 0.7 SSW.
Dec 11, 7:00 AM ESTHEAVY SNOW 6.61 Ssw Marquette, MI0.74 SNOW WATER EQUIVALENT. SNOWING MODERATE TO HEAVY AT OBSERVATOIN.
Dec 11, 7:00 AM ESTSNOW 711 S Grand Marais, MICO-OP OBSERVER STATION GMSM4 GRAND MARAIS 10S.
Dec 11, 7:00 AM ESTSNOW 7.56 Ne Round Lake, MICOCORAHS STATION MI-AG-9 WETMORE 12.7 S.
Dec 11, 7:00 AM ESTSNOW 86 E Champion, MICO-OP OBSERVER STATION CLKM4 5.7 E CHAMPION.
Dec 11, 7:00 AM ESTSNOW 911 Wsw Watersmeet, MICO-OP OBSERVER STATION WTRM4 WATERSMEET 12 WSW.
Dec 11, 7:00 AM ESTSNOW 106 Se Forest Lake, MICOCORAHS STATION MI-AG-6 MUNISING 11.1 SSW.
Dec 11, 7:15 AM ESTHEAVY SNOW 71 Wnw Trowbridge Park, MI
Dec 11, 8:00 AM ESTSNOW 31 Ssw Allouez, MICO-OP OBSERVER STATION KSGM4 KEARSARGE.
Dec 11, 8:00 AM ESTSNOW 3.52 Ese Ontonagon, MICOCORAHS STATION MI-ON-4 ONTONAGON 1.8 ESE.
Dec 11, 8:00 AM ESTSNOW 4.18 N Mass City, MICO-OP OBSERVER STATION GNLM4 GREENLAND 6 N.
Dec 11, 8:00 AM ESTSNOW 4.5Garden, MI
Dec 11, 8:00 AM ESTSNOW 52 Ese Houghton, MICOCORAHS STATION MI-HG-1 HOUGHTON 1.6 ESE.
Dec 11, 8:00 AM ESTSNOW 5.31 Ne Ironwood, MICO-OP OBSERVER STATION IWOM4 IRONWOOD.
Dec 11, 8:00 AM ESTSNOW 5.5Chassell, MI
Dec 11, 8:00 AM ESTSNOW 5.71 S Caspian, MICO-OP OBSERVER STATION STMM4 STAMBAUGH 2SSE.
Dec 11, 8:00 AM ESTSNOW 6.52 Wnw Ironwood, MICO-OP OBSERVER STATION IRMM4 IRONWOOD WWTP.
Dec 11, 8:00 AM ESTSNOW 6.84 Se Big Bay, MI
Dec 11, 8:00 AM ESTSNOW 7.21 Ese Three Lakes, MICO-OP OBSERVER STATION MIEM4 MICHIGAMME 3WNW.
Dec 11, 8:00 AM ESTSNOW 7.2Painesdale, MICO-OP OBSERVER STATION PDLM4 PAINESDALE.
Dec 11, 8:00 AM ESTSNOW 83 Nne Iron Mountain, MICO-OP OBSERVER STATION IMNM4 IRON MOUNTAIN 5 N.
Dec 11, 8:00 AM ESTSNOW 8.41 Sse Norway, MICO-OP OBSERVER STATION ZNOM4 0.7 SE NORWAY.
Dec 11, 8:00 AM ESTSNOW 8.51 Nw Garden Corners, MICOCORAHS STATION MI-DL-1 GARDEN CORNERS 0.8 NW.
Dec 11, 8:00 AM ESTSNOW 8.51 Nw Garden Corners, MICO-OP OBSERVER STATION GDCM4 0.8 NW GARDEN CORNERS.
Dec 11, 8:00 AM ESTSNOW 92 Se Herman, MICO-OP OBSERVER STATION HERM4 2.0 SE HERMAN.
Dec 11, 8:00 AM ESTSNOW 9.31 Ene Carlshend, MICOCORAHS STATION MI-MQ-28 CARLSHEND.
Dec 11, 8:00 AM ESTSNOW 9.51 Nne Arnold, MICO-OP OBSERVER STATION AROM4 2 N ARNOLD.
Dec 11, 8:00 AM ESTSNOW 9.59 S Kenton, MICOCORAHS STATION MI-IR-1 TROUT CREEK 9.6 SSE.
Dec 11, 8:00 AM ESTSNOW 103 Sse Forest Lake, MI
Dec 11, 8:00 AM ESTSNOW 10.11 Nw Big Bay, MICO-OP OBSERVER STATION BGBM4 BIG BAY 1NW.
Dec 11, 8:00 AM ESTSNOW 10.12 Nw Big Bay, MI
Dec 11, 8:00 AM ESTSNOW 10.5Bark River, MICO-OP OBSERVER STATION BRKM4 BARK RIVER.
Dec 11, 8:00 AM ESTSNOW 10.5Three Lakes, MICOCORAHS STATION MI-BG-3 L'ANSE 17.8 SE.
Dec 11, 8:00 AM ESTSNOW 10.5Three Lakes, MICOCORAHS STATION MI-BG-3 LANSE 17.8 SE.
Dec 11, 8:00 AM ESTSNOW 111 W Iron Mountain, MICOCORAHS STATION MI-DC-6 IRON MOUNTAIN 1.1 W.
Dec 11, 8:00 AM ESTSNOW 11.11 Ene Carlshend, MIREPORT UPDATED TO CAPTURE STORM TOTAL. 9.3 INCHES ON 12/10 AND 1.8 INCHES ON 12/11. COCORAHS STATION MI-MQ-28 CARLSHEND. DELAYED REPORT.
Dec 11, 8:00 AM ESTSNOW 122 E Daggett, MI
Dec 11, 8:20 AM ESTSNOW 7.2Paulding, MICO-OP OBSERVER STATION PDGM4 PAULDING.
Dec 11, 8:30 AM ESTSNOW 4.71 Ene Hancock, MICO-OP OBSERVER STATION QNCM4 QUINCY HILL.
Dec 11, 8:30 AM ESTSNOW 7.17 Ene Garden, MI
Dec 11, 8:30 AM ESTSNOW 81 Sw Gladstone, MICO-OP OBSERVER STATION GLDM4 GLADSTONE.
Dec 11, 8:45 AM ESTSNOW 10.52 Ese Escanaba, MI
Dec 11, 8:50 AM ESTSNOW 6.44 Se Harvey, MICO-OP OBSERVER STATION GGRM4 GREEN GARDEN.
Dec 11, 9:00 AM ESTSNOW 7.93 Sse Rapid River, MICO-OP OBSERVER STATION RPDM4 RAPID RIVER 4 SSE.
Dec 11, 9:00 AM ESTSNOW 84 Nw Menominee, MICOCORAHS STATION MI-MM-8 MENOMINEE 4.1 NW.
Dec 11, 9:00 AM ESTSNOW 8.91 E Steuben, MICO-OP OBSERVER STATION STEM4 0.9 E STEUBEN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.6 hours before the alert went out and 208 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Green Bay/Straub, WI at 12:00Z on 2021-12-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 12:00Z on 2021-12-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 252 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
953 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
252 m²/s²
0-3 km storm-relative helicity
321 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

166 
WWUS43 KMQT 092037
WSWMQT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
337 PM EST Thu Dec 9 2021

MIZ013-101100-
/O.UPG.KMQT.WS.A.0002.211211T0000Z-211211T1500Z/
/O.NEW.KMQT.WS.W.0004.211211T0000Z-211211T2100Z/
/O.CON.KMQT.WW.Y.0024.000000T0000Z-211210T0000Z/
Delta-
Including the cities of Escanaba and Gladstone
337 PM EST Thu Dec 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...WINTER STORM WARNING IN EFFECT FROM 7 PM FRIDAY TO 4 PM EST
SATURDAY...

* WHAT...For today's Winter Weather Advisory, snow. Additional
  snow accumulations of up to two inches. For the Winter Storm
  Warning Friday night into Saturday, heavy snow expected. Total
  snow accumulations of 8 to 11 inches. Winds gusting as high as 
  35 mph.
 
* WHERE...Delta County.

* WHEN...For the Winter Weather Advisory, until 7 PM EST this
  evening. For the Winter Storm Warning, from 7 PM Friday to 4 PM
  EST Saturday. 

* IMPACTS...Today, the hazardous conditions could impact the
  evening commute. Friday night into Saturday, travel could be 
  very difficult to impossible. 

* ADDITIONAL DETAILS...The combination of heavy, wet snow and
  strong winds Friday night and Saturday will make travel dangerous
  at times. Additionally, power outages will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Slow down and use caution while traveling. 

&&

$$

MIZ014-101100-
/O.UPG.KMQT.WS.A.0002.211211T0000Z-211211T1800Z/
/O.NEW.KMQT.WS.W.0004.211211T0000Z-211211T2100Z/
/O.CON.KMQT.WW.Y.0024.000000T0000Z-211210T0000Z/
Southern Schoolcraft-
Including the city of Manistique
337 PM EST Thu Dec 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...WINTER STORM WARNING IN EFFECT FROM 7 PM FRIDAY TO 4 PM EST
SATURDAY...

* WHAT...For today's Winter Weather Advisory, snow. Additional
  snow accumulations of up to two inches. For the Winter Storm
  Warning Friday night and Saturday, heavy snow expected. Total 
  snow accumulations of 7 to 10 inches. Winds gusting as high as 
  35 mph. 

* WHERE...Southern Schoolcraft County.

* WHEN...For the Winter Weather Advisory, until 7 PM EST this
  evening. For the Winter Storm Warning, from 7 PM Friday to 4 PM
  EST Saturday. 

* IMPACTS...Today, hazardous conditions could impact the evening 
  commute. Friday night into Saturday, travel could be 
  very difficult to impossible.

* ADDITIONAL DETAILS...The combination of heavy, wet snow and
  strong winds Friday night and Saturday will make travel dangerous
  at times. Additionally, power outages will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Slow down and use caution while traveling. 

&&

$$

MIZ002-101100-
/O.NEW.KMQT.WS.W.0004.211211T0000Z-211211T1500Z/
/O.CON.KMQT.WW.Y.0024.000000T0000Z-211210T0000Z/
Ontonagon-
Including the city of Ontonagon
337 PM EST Thu Dec 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...WINTER STORM WARNING IN EFFECT FROM 7 PM FRIDAY TO 10 AM EST
SATURDAY...

* WHAT...For today's Winter Weather Advisory, snow. Additional
  snow accumulations of up to two inches. For the Winter Storm
  Warning Friday night into early Saturday, heavy snow expected.
  Total snow accumulations of 4 to 8 inches. 
 
* WHERE...Ontonagon County. Highest accumulations are expected in
  the Bruce Crossing area, with less northward toward the 
  lakeshore.

* WHEN...For the Winter Weather Advisory, until 7 PM EST this
  evening. For the Winter Storm Warning, from 7 PM Friday to 10 
  AM EST Saturday. 

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...The combination of heavy, wet snow and
  strong winds Friday night into Saturday will make travel dangerous
  at times. Additionally, power outages will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Slow down and use caution while traveling. 

&&

$$

MIZ004-005-010>012-101100-
/O.UPG.KMQT.WS.A.0002.211211T0000Z-211211T1500Z/
/O.NEW.KMQT.WS.W.0004.211211T0000Z-211211T1800Z/
Baraga-Marquette-Iron-Dickinson-Menominee-
Including the cities of L'Anse, Gwinn, Marquette, Iron River, 
Iron Mountain, and Menominee
337 PM EST Thu Dec 9 2021 /237 PM CST Thu Dec 9 2021/

...WINTER STORM WARNING IN EFFECT FROM 7 PM EST /6 PM CST/ FRIDAY
TO 1 PM EST /NOON CST/ SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 7 to 13
  inches. Higher snow amounts will be possible across parts of
  Marquette County, including along US 41 and along Highway 553.

* WHERE...Baraga, Marquette, Iron, Dickinson and Menominee 
  Counties.

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

* IMPACTS...Travel could be very difficult to impossible.

* ADDITIONAL DETAILS...The combination of heavy, wet snow and
  strong winds Friday night and Saturday will make travel dangerous
  at times. Additionally, power outages will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ006-007-085-101100-
/O.UPG.KMQT.WS.A.0002.211211T0000Z-211211T1800Z/
/O.NEW.KMQT.WS.W.0004.211211T0000Z-211211T2100Z/
Alger-Luce-Northern Schoolcraft-
Including the cities of Grand Marais, Munising, Newberry, 
and Seney
337 PM EST Thu Dec 9 2021

...WINTER STORM WARNING IN EFFECT FROM 7 PM FRIDAY TO 4 PM EST
SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 8 to 
  13 inches. Winds gusting as high as 40 mph.

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

* WHEN...From 7 PM Friday to 4 PM EST Saturday.

* IMPACTS...Travel could be very difficult to impossible. Patchy 
  blowing snow could significantly reduce visibility.

* ADDITIONAL DETAILS...The combination of heavy, wet snow and
  strong winds Friday night and Saturday will make travel dangerous
  at times. Additionally, power outages will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ009-084-101100-
/O.NEW.KMQT.WS.W.0004.211211T0000Z-211211T1500Z/
Gogebic-Southern Houghton-
Including the cities of Ironwood, Kenton, and Sidnaw
337 PM EST Thu Dec 9 2021 /237 PM CST Thu Dec 9 2021/

...WINTER STORM WARNING IN EFFECT FROM 7 PM EST /6 PM CST/ FRIDAY
TO 10 AM EST /9 AM CST/ SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 8
  inches. 

* WHERE...Gogebic and Southern Houghton Counties. In Gogebic
  County, heaviest snow accumulations are expected across the
  eastern half of the county, with less across the west half.

* WHEN...From 7 PM EST /6 PM CST/ Friday to 10 AM EST /9 AM CST/ 
  Saturday.

* IMPACTS...Travel could be very difficult.

* ADDITIONAL DETAILS...The combination of heavy, wet snow and
  strong winds Friday night into Saturday will make travel 
  dangerous at times. Additionally, power outages will be 
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ001-003-101100-
/O.NEW.KMQT.WW.Y.0025.211211T0200Z-211211T1500Z/
/O.CON.KMQT.WW.Y.0024.000000T0000Z-211210T0000Z/
Keweenaw-Northern Houghton-
Including the cities of Copper Harbor, Houghton, and Hancock
337 PM EST Thu Dec 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM FRIDAY TO 10 AM
EST SATURDAY...

* WHAT...For the first Winter Weather Advisory, snow. Additional
  snow accumulations of 1 to 3 inches. Winds gusting as high as 35
  mph. For the second Winter Weather Advisory, snow expected.
  Total snow accumulations of up to 4 inches, with localized
  higher amounts being possible.

* WHERE...Keweenaw and Northern Houghton Counties.

* WHEN...For the first Winter Weather Advisory, until 7 PM EST 
  this evening. For the second Winter Weather Advisory, from 9 
  PM Friday to 10 AM EST Saturday.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the morning or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

&&

$$

jp
5 follow-up statements
852 
WWUS43 KMQT 100133
WSWMQT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
833 PM EST Thu Dec 9 2021

MIZ002-009-084-101100-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T1500Z/
Ontonagon-Gogebic-Southern Houghton-
Including the cities of Ontonagon, Ironwood, Kenton, and Sidnaw
833 PM EST Thu Dec 9 2021 /733 PM CST Thu Dec 9 2021/

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM EST /6 PM
CST/ FRIDAY TO 10 AM EST /9 AM CST/ SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 8
  inches. Greatest amounts expected along and east of US 45.

* WHERE...Ontonagon, Gogebic and Southern Houghton Counties.

* WHEN...From 7 PM EST /6 PM CST/ Friday to 10 AM EST /9 AM CST/ 
  Saturday.

* IMPACTS...Plan on slippery roads and dangerous travel conditions
  at times. Isolated power outages will be possible.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ004-005-010>012-101100-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T1800Z/
Baraga-Marquette-Iron-Dickinson-Menominee-
Including the cities of L'Anse, Gwinn, Marquette, Iron River, 
Iron Mountain, and Menominee
833 PM EST Thu Dec 9 2021 /733 PM CST Thu Dec 9 2021/

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM EST /6 PM
CST/ FRIDAY TO 1 PM EST /NOON CST/ SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 7 to 13
  inches. Higher snow amounts will be possible in the higher
  terrain of Marquette County, including along US 41 and State
  Highway 553.

* WHERE...Baraga, Marquette, Menominee, Dickinson and Iron 
  Counties.

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

* IMPACTS...Travel could be very difficult to impossible at times.
  Power outages will be possible. Blowing snow is expected at
  times Saturday morning.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ006-007-013-014-085-101100-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T2100Z/
Alger-Luce-Delta-Southern Schoolcraft-Northern Schoolcraft-
Including the cities of Grand Marais, Munising, Newberry, 
Escanaba, Gladstone, Manistique, and Seney
833 PM EST Thu Dec 9 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM FRIDAY TO
4 PM EST SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 7 to 13
  inches. Winds gusting as high as 40 mph with areas of blowing
  snow.

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

* WHEN...From 7 PM Friday to 4 PM EST Saturday.

* IMPACTS...Travel could be very difficult to impossible at times.
  Patchy blowing snow could significantly reduce visibility. Power
  outages are possible.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ001-003-101100-
/O.CON.KMQT.WW.Y.0025.211211T0200Z-211211T1500Z/
Keweenaw-Northern Houghton-
Including the cities of Copper Harbor, Houghton, and Hancock
833 PM EST Thu Dec 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM FRIDAY TO
10 AM EST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of up to 4
  inches, with locally higher amounts possible.

* WHERE...Northern Houghton and Keweenaw Counties.

* WHEN...From 9 PM Friday to 10 AM EST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow along Lake Superior shoreline.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

&&

$$

JAW
587 
WWUS43 KMQT 101039
WSWMQT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
539 AM EST Fri Dec 10 2021

MIZ002-009-084-102200-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T1500Z/
Ontonagon-Gogebic-Southern Houghton-
Including the cities of Ontonagon, Ironwood, Kenton, and Sidnaw
539 AM EST Fri Dec 10 2021 /439 AM CST Fri Dec 10 2021/

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM EST /6 PM
CST/ THIS EVENING TO 10 AM EST /9 AM CST/ SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 9
  inches. Greatest amounts expected along and east of US 45. 

* WHERE...Ontonagon, Gogebic and Southern Houghton Counties.

* WHEN...From 7 PM EST /6 PM CST/ this evening to 10 AM EST /9 
  AM CST/ Saturday.

* IMPACTS...Plan on slippery roads and dangerous travel conditions
  at times, especially along and east of US 45. Isolated power
  outages will be possible. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ004-005-010>012-102200-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T1800Z/
Baraga-Marquette-Iron-Dickinson-Menominee-
Including the cities of L'Anse, Gwinn, Marquette, Iron River, 
Iron Mountain, and Menominee
539 AM EST Fri Dec 10 2021 /439 AM CST Fri Dec 10 2021/

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM EST /6 PM
CST/ THIS EVENING TO 1 PM EST /NOON CST/ SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 7 to 14
  inches. Winds gusting as high as 35 mph Saturday morning. Higher
  snow amounts will be possible in the higher terrain of 
  Marquette County, including along US 41 and State Highway 553.

* WHERE...Baraga, Marquette, Menominee, Dickinson and Iron 
  Counties.

* WHEN...From 7 PM EST /6 PM CST/ this evening to 1 PM EST /noon 
  CST/ Saturday.

* IMPACTS...Travel could be very difficult to impossible at times.
  Power outages will be possible. Blowing snow is expected at
  times late tonight into Saturday morning. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ006-007-013-014-085-102200-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T2100Z/
Alger-Luce-Delta-Southern Schoolcraft-Northern Schoolcraft-
Including the cities of Grand Marais, Munising, Newberry, 
Escanaba, Gladstone, Manistique, and Seney
539 AM EST Fri Dec 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 4 PM EST SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 7 to 13
  inches. Winds gusting as high as 45 mph Saturday with areas of
  blowing snow.

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

* WHEN...From 7 PM this evening to 4 PM EST Saturday.

* IMPACTS...Travel could be very difficult to impossible at times.
  Blowing snow could significantly reduce visibility. Power 
  outages are possible. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ001-003-102200-
/O.CON.KMQT.WW.Y.0025.211211T0200Z-211211T1500Z/
Keweenaw-Northern Houghton-
Including the cities of Copper Harbor, Houghton, and Hancock
539 AM EST Fri Dec 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS
EVENING TO 10 AM EST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of up to 4
  inches, with locally higher amounts possible.

* WHERE...Northern Houghton and Keweenaw Counties.

* WHEN...From 9 PM this evening to 10 AM EST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow along the Lake Superior shoreline could greatly reduce
  visibilities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

&&

$$

TAP
895 
WWUS43 KMQT 102049
WSWMQT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
349 PM EST Fri Dec 10 2021

MIZ002-009-084-111030-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T1500Z/
Ontonagon-Gogebic-Southern Houghton-
Including the cities of Ontonagon, Ironwood, Kenton, and Sidnaw
349 PM EST Fri Dec 10 2021 /249 PM CST Fri Dec 10 2021/

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM EST /6 PM
CST/ THIS EVENING TO 10 AM EST /9 AM CST/ SATURDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 10
  inches. Greatest amounts expected along and east of US 45. North
  winds gusting as high as 30 mph.

* WHERE...Ontonagon, Gogebic and Southern Houghton Counties.

* WHEN...From 7 PM EST /6 PM CST/ this evening to 10 AM EST /9 
  AM CST/ Saturday.

* IMPACTS...Plan on slippery roads and dangerous travel 
  conditions at times, especially along and east of US 45. 
  Isolated power outages will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

&&

$$

MIZ004-005-111030-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T1800Z/
Baraga-Marquette-
Including the cities of L'Anse, Gwinn, and Marquette
349 PM EST Fri Dec 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 1 PM EST SATURDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 7 to 17 inches. North winds gusting as high as
  40 to 45 mph Saturday morning will cause near blizzard 
  conditions at times. The highest snow amounts will be over the 
  Michigamme Highlands and the higher terrain of Marquette County,
  including along US 41 and State Highway 553. Lesser amounts 
  will be near the Lake Superior shoreline and areas well inland.

* WHERE...Baraga and Marquette Counties.

* WHEN...From 7 PM this evening to 1 PM EST Saturday.

* IMPACTS...Travel could be very difficult to impossible at times.
  Power outages will be possible. Blowing snow is expected late 
  tonight into Saturday morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

&&

$$

MIZ006-007-013-014-085-111030-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T2100Z/
Alger-Luce-Delta-Southern Schoolcraft-Northern Schoolcraft-
Including the cities of Grand Marais, Munising, Newberry, 
Escanaba, Gladstone, Manistique, and Seney
349 PM EST Fri Dec 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 4 PM EST SATURDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 7 to 13 inches. North winds gusting as high as
  45 mph on Saturday morning will cause near blizzard conditions 
  at times.

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

* WHEN...From 7 PM this evening to 4 PM EST Saturday.

* IMPACTS...Travel could be very difficult to impossible at 
  times. Blowing snow could significantly reduce visibility. 
  Power outages are possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

&&

$$

MIZ010>012-111030-
/O.CON.KMQT.WS.W.0004.211211T0000Z-211211T1800Z/
Iron-Dickinson-Menominee-
Including the cities of Iron River, Iron Mountain, and Menominee
249 PM CST Fri Dec 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SATURDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow 
  accumulations of 7 to 12 inches. North winds gusting as high as 
  35 to 40 mph could cause occasional whiteout conditions in snow 
  and blowing snow.

* WHERE...Menominee, Dickinson and Iron Counties.

* WHEN...From 6 PM this evening to noon CST Saturday.

* IMPACTS...Travel could be very difficult to impossible at 
  times. Power outages will be possible. Blowing snow is 
  expected at times late tonight into Saturday morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

&&

$$

MIZ001-003-111030-
/O.CON.KMQT.WW.Y.0025.211211T0200Z-211211T1500Z/
Keweenaw-Northern Houghton-
Including the cities of Copper Harbor, Houghton, and Hancock
349 PM EST Fri Dec 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS
EVENING TO 10 AM EST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 5 inches
  with locally higher amounts possible. Winds gusting as high as 
  35 mph.

* WHERE...Northern Houghton and Keweenaw Counties.

* WHEN...From 9 PM this evening to 10 AM EST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow along the Lake Superior shoreline could greatly reduce 
  visibilities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

&&

$$

Voss
516 
WWUS43 KMQT 111030
WSWMQT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
530 AM EST Sat Dec 11 2021

MIZ002-009-084-111500-
/O.CON.KMQT.WS.W.0004.000000T0000Z-211211T1500Z/
Ontonagon-Gogebic-Southern Houghton-
Including the cities of Ontonagon, Ironwood, Kenton, and Sidnaw
530 AM EST Sat Dec 11 2021 /430 AM CST Sat Dec 11 2021/

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST /9 AM
CST/ THIS MORNING...

* WHAT...Heavy snow expected. Total additional snow accumulations
  of 3 to 5 inches. Greatest amounts expected along and east of 
  US 45. North winds gusting as high as 30 mph.

* WHERE...Ontonagon, Gogebic and Southern Houghton Counties.

* WHEN...Until 10 AM EST /9 AM CST/ this morning.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ004-005-111800-
/O.CON.KMQT.WS.W.0004.000000T0000Z-211211T1800Z/
Baraga-Marquette-
Including the cities of L'Anse, Gwinn, and Marquette
530 AM EST Sat Dec 11 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...

* WHAT...Heavy snow and blowing snow expected. Additional snow 
  accumulations of 3 to 5 inches. North winds gusting as high as 
  40 to 45 mph Saturday morning will cause near blizzard 
  conditions at times. The highest snow amounts will be over the 
  Michigamme Highlands and the higher terrain of Marquette County,
  including along US 41 and State Highway 553. Lesser amounts 
  will be near the Lake Superior shoreline and areas well inland.

* WHERE...Baraga and Marquette Counties.

* WHEN...Until 1 PM EST this afternoon.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ006-007-013-014-085-111830-
/O.CON.KMQT.WS.W.0004.000000T0000Z-211211T2100Z/
Alger-Luce-Delta-Southern Schoolcraft-Northern Schoolcraft-
Including the cities of Grand Marais, Munising, Newberry, 
Escanaba, Gladstone, Manistique, and Seney
530 AM EST Sat Dec 11 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

* WHAT...Heavy snow and blowing snow expected. Additional snow
  accumulations of 4 to 7 inches. North winds gusting as high as 
  45 mph on Saturday morning will cause near blizzard conditions 
  at times.

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

* WHEN...Until 4 PM EST this afternoon.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ010>012-111800-
/O.CON.KMQT.WS.W.0004.000000T0000Z-211211T1800Z/
Iron-Dickinson-Menominee-
Including the cities of Iron River, Iron Mountain, and Menominee
430 AM CST Sat Dec 11 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Heavy snow and blowing snow expected. Additional snow
  accumulations of 3 to 5 inches. North winds gusting as high as 
  35 to 40 mph could cause occasional whiteout conditions in snow 
  and blowing snow.

* WHERE...Menominee, Dickinson and Iron Counties.

* WHEN...Until noon CST today.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ001-003-111500-
/O.CON.KMQT.WW.Y.0025.000000T0000Z-211211T1500Z/
Keweenaw-Northern Houghton-
Including the cities of Copper Harbor, Houghton, and Hancock
530 AM EST Sat Dec 11 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...

* WHAT...Snow expected. Total snow accumulations of 3 to 5 
  inches with locally higher amounts possible. Winds gusting as 
  high as 35 mph.

* WHERE...Northern Houghton and Keweenaw Counties.

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

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

&&

$$
319 
WWUS43 KMQT 111649
WSWMQT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Marquette MI
1149 AM EST Sat Dec 11 2021

MIZ004-005-111800-
/O.CON.KMQT.WS.W.0004.000000T0000Z-211211T1800Z/
Baraga-Marquette-
Including the cities of L'Anse, Gwinn, and Marquette
1149 AM EST Sat Dec 11 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations of up to
  another inch. Winds gusting as high as 40 mph.

* WHERE...Baraga and Marquette Counties.

* WHEN...Until 1 PM EST this afternoon.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ006-007-013-014-085-112100-
/O.CON.KMQT.WS.W.0004.000000T0000Z-211211T2100Z/
Alger-Luce-Delta-Southern Schoolcraft-Northern Schoolcraft-
Including the cities of Grand Marais, Munising, Newberry, 
Escanaba, Gladstone, Manistique, and Seney
1149 AM EST Sat Dec 11 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations of up to one to
  three inches. Winds gusting as high as 45 mph.

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

* WHEN...Until 4 PM EST this afternoon.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

MIZ010>012-111800-
/O.CON.KMQT.WS.W.0004.000000T0000Z-211211T1800Z/
Iron-Dickinson-Menominee-
Including the cities of Iron River, Iron Mountain, and Menominee
1049 AM CST Sat Dec 11 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Heavy snow. Additional snow accumulations of up to one 
  inch.

* WHERE...Dickinson, Iron and Menominee Counties.

* WHEN...Until noon CST today.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

&&

$$

07

The office that day

Everything else NWS Marquette, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 9, 4:06 AM ESTGale WatchMQT26 hr
Dec 9, 4:06 AM ESTSmall Craft AdvisoryMQT33 hr
Dec 9, 4:26 AM ESTWinter Storm WatchMQTAlger, Baraga, Delta, Dickinson, Iron, Luce and 3 more11 hr
Dec 9, 3:37 PM ESTWinter Weather AdvisoryMQTHoughton, Keweenaw42 hr

Nearby

Winter Storm Warnings in Michigan, 2021Every winter storm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.