Alert archive / Michigan / Winter Storm Warnings in 2021
Winter Storm Warning 6, NWS Gaylord, MI
NWS Gaylord, MI issued this winter storm warning at Dec 10, 2021, 3:34 AM EST for Chippewa County, Michigan. It took effect at Dec 10, 2021, 7:00 PM EST. It was in force for 23 hr. 1 report 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 10, 2021, 3:34 AM EST (08:34 UTC)
- In effect from
- Dec 10, 2021, 7:00 PM EST
- Expired
- Dec 11, 2021, 6:00 PM EST
- In force
- 23 hr
- Issued by
- NWS Gaylord, MI
County Chippewa County, MI
The radar
The NCL Michigan radar (KAPX), 159 km from the middle of the area, began a volume at 08:35 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 11, 2:00 PM EST | SNOW 5 | 1 Nw Hulbert, MI |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Alpena, MI (KAPX), launched 00:00Z, 8.6 hours before the alert went out and 217 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 493 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 572 m²/s²
- 0-3 km storm-relative helicity
- 756 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
025 WWUS43 KAPX 100834 WSWAPX URGENT - WINTER WEATHER MESSAGE National Weather Service Gaylord MI 334 AM EST Fri Dec 10 2021 MIZ016-017-088-097-098-100945- /O.CAN.KAPX.WS.A.0002.211211T0000Z-211212T0000Z/ Emmet-Cheboygan-Southeast Chippewa- Mackinac Island/Bois Blanc Island- Beaver Island and surrounding islands- Including the cities of Petoskey, Cheboygan, Detour Village, Goetzville, Drummond Island, Mackinac Island, and St. James 334 AM EST Fri Dec 10 2021 ...WINTER STORM WATCH IS CANCELLED... Snow or mixed precipitation this evening is expected to change over to rain overnight. Roadways could still become slippery. $$ MIZ086-087-101645- /O.UPG.KAPX.WS.A.0002.211211T0000Z-211212T0000Z/ /O.NEW.KAPX.WS.W.0006.211211T0000Z-211211T2100Z/ Western Chippewa-Central Chippewa- Including the cities of Paradise, Trout Lake, Rudyard, Sault Ste. Marie, Brimley, Kinross, and Sugar Island 334 AM EST Fri Dec 10 2021 ...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 4 PM EST SATURDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 5 to 10 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 45 mph. * WHERE...Western Chippewa and Central Chippewa Counties. * WHEN...From 7 PM this evening to 4 PM EST Saturday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ MIZ095-096-101645- /O.UPG.KAPX.WS.A.0002.211211T0000Z-211212T0000Z/ /O.NEW.KAPX.WW.Y.0031.211211T0000Z-211211T2100Z/ Western Mackinac-Eastern Mackinac- Including the cities of Engadine, Naubinway, Epoufette, St. Ignace, Brevort, and Les Cheneaux Islands 334 AM EST Fri Dec 10 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 4 PM EST SATURDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of 3 to 7 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 35 mph. * WHERE...Western Mackinac and Eastern Mackinac Counties. * WHEN...From 7 PM this evening to 4 PM EST Saturday. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ http://www.weather.gov/gaylord
7 follow-up statements
886 WWUS43 KAPX 101605 WSWAPX URGENT - WINTER WEATHER MESSAGE National Weather Service Gaylord MI 1105 AM EST Fri Dec 10 2021 MIZ086-087-110015- /O.CON.KAPX.WS.W.0006.211211T0000Z-211211T2100Z/ Western Chippewa-Central Chippewa- Including the cities of Paradise, Trout Lake, Rudyard, Sault Ste. Marie, Brimley, Kinross, and Sugar Island 1105 AM EST Fri Dec 10 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 PM EST SATURDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 3 to 9 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 45 mph. * WHERE...Western Chippewa and Central Chippewa Counties. * WHEN...From 7 PM this evening to 4 PM EST Saturday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ MIZ095-096-110015- /O.CON.KAPX.WW.Y.0031.211211T0000Z-211211T2100Z/ Western Mackinac-Eastern Mackinac- Including the cities of Engadine, Naubinway, Epoufette, St. Ignace, Brevort, and Les Cheneaux Islands 1105 AM EST Fri Dec 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 PM EST SATURDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of 2 to 7 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 35 mph. * WHERE...Eastern Mackinac and Western Mackinac Counties. * WHEN...From 7 PM this evening to 4 PM EST Saturday. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ http://www.weather.gov/gaylord
951 WWUS43 KAPX 102041 WSWAPX URGENT - WINTER WEATHER MESSAGE National Weather Service Gaylord MI 341 PM EST Fri Dec 10 2021 MIZ086-087-110445- /O.CON.KAPX.WS.W.0006.211211T0000Z-211211T2100Z/ Western Chippewa-Central Chippewa- Including the cities of Paradise, Trout Lake, Rudyard, Sault Ste. Marie, Brimley, Kinross, and Sugar Island 341 PM EST Fri Dec 10 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 PM EST SATURDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 3 to 10 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 45 mph. * WHERE...Western Chippewa and Central Chippewa Counties. * WHEN...From 7 PM this evening to 4 PM EST Saturday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ MIZ095-096-110445- /O.CON.KAPX.WW.Y.0031.211211T0000Z-211211T2100Z/ Western Mackinac-Eastern Mackinac- Including the cities of Engadine, Naubinway, Epoufette, St. Ignace, Brevort, and Les Cheneaux Islands 341 PM EST Fri Dec 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 PM EST SATURDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of 2 to 7 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 45 mph. * WHERE...Eastern Mackinac and Western Mackinac Counties. * WHEN...From 7 PM this evening to 4 PM EST Saturday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ http://www.weather.gov/gaylord
554 WWUS43 KAPX 110304 WSWAPX URGENT - WINTER WEATHER MESSAGE National Weather Service Gaylord MI 1004 PM EST Fri Dec 10 2021 MIZ086-087-111200- /O.CON.KAPX.WS.W.0006.000000T0000Z-211211T2100Z/ Western Chippewa-Central Chippewa- Including the cities of Paradise, Trout Lake, Rudyard, Sault Ste. Marie, Brimley, Kinross, and Sugar Island 1004 PM EST Fri Dec 10 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM EST SATURDAY... * WHAT...Heavy snow transitioning to mixed precipitation. Total snow accumulations of 3 to 10 inches and ice accumulations of around one tenth of an inch. Expect the greatest snow accumulations to occur in northwest Chippewa County, with snow amounts tapering off further southeast. Winds gusting as high as 45 mph. * WHERE...Western Chippewa and Central Chippewa Counties. * WHEN...From 7 PM this evening to 4 PM EST Saturday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ MIZ095-096-111200- /O.CON.KAPX.WW.Y.0031.000000T0000Z-211211T2100Z/ Western Mackinac-Eastern Mackinac- Including the cities of Engadine, Naubinway, Epoufette, St. Ignace, Brevort, and Les Cheneaux Islands 1004 PM EST Fri Dec 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST SATURDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of 2 to 7 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 45 mph. * WHERE...Eastern Mackinac and Western Mackinac Counties. * WHEN...From 7 PM this evening to 4 PM EST Saturday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ http://www.weather.gov/gaylord
521 WWUS43 KAPX 110915 WSWAPX URGENT - WINTER WEATHER MESSAGE National Weather Service Gaylord MI 415 AM EST Sat Dec 11 2021 MIZ086-087-111715- /O.CON.KAPX.WS.W.0006.000000T0000Z-211211T2100Z/ Western Chippewa-Central Chippewa- Including the cities of Paradise, Trout Lake, Rudyard, Sault Ste. Marie, Brimley, Kinross, and Sugar Island 415 AM EST Sat Dec 11 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...Heavy mixed precipitation. Additional snow accumulations of 3 to 5 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 45 mph. * WHERE...Western Chippewa and Central Chippewa Counties. * WHEN...Until 4 PM EST this afternoon. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ MIZ095-096-111715- /O.CON.KAPX.WW.Y.0031.000000T0000Z-211211T2100Z/ Western Mackinac-Eastern Mackinac- Including the cities of Engadine, Naubinway, Epoufette, St. Ignace, Brevort, and Les Cheneaux Islands 415 AM EST Sat Dec 11 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...Mixed precipitation. Additional snow accumulations of 2 to 4 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 45 mph. * WHERE...Eastern Mackinac and Western Mackinac Counties. * WHEN...Until 4 PM EST this afternoon. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ http://www.weather.gov/gaylord
886 WWUS43 KAPX 111515 WSWAPX URGENT - WINTER WEATHER MESSAGE National Weather Service Gaylord MI 1015 AM EST Sat Dec 11 2021 MIZ086-087-112300- /O.EXT.KAPX.WS.W.0006.000000T0000Z-211211T2300Z/ Western Chippewa-Central Chippewa- Including the cities of Paradise, Trout Lake, Rudyard, Sault Ste. Marie, Brimley, Kinross, and Sugar Island 1015 AM EST Sat Dec 11 2021 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 PM EST THIS EVENING... * WHAT...Snow. Additional accumulations of 2 to 5 inches. Winds gusting as high as 45 mph. * WHERE...Western Chippewa and Central Chippewa Counties. * WHEN...Until 6 PM EST this evening. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ MIZ095-096-112300- /O.EXT.KAPX.WW.Y.0031.000000T0000Z-211211T2300Z/ Western Mackinac-Eastern Mackinac- Including the cities of Engadine, Naubinway, Epoufette, St. Ignace, Brevort, and Les Cheneaux Islands 1015 AM EST Sat Dec 11 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM EST THIS EVENING... * WHAT...Mixed precipitation changing to all snow. Additional snow accumulations of 1 to 3 inches. Winds gusting as high as 45 mph. * WHERE...Eastern Mackinac and Western Mackinac Counties. * WHEN...Until 6 PM EST this evening. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ http://www.weather.gov/gaylord
479 WWUS43 KAPX 112036 WSWAPX URGENT - WINTER WEATHER MESSAGE National Weather Service Gaylord MI 336 PM EST Sat Dec 11 2021 MIZ086-087-112300- /O.CON.KAPX.WS.W.0006.000000T0000Z-211211T2300Z/ Western Chippewa-Central Chippewa- Including the cities of Paradise, Trout Lake, Rudyard, Sault Ste. Marie, Brimley, Kinross, and Sugar Island 336 PM EST Sat Dec 11 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... * WHAT...Snow ending. Additional snow accumulations of 1 inch or less. Wind gusts as high as 45 mph. * WHERE...Western Chippewa and Central Chippewa Counties. * WHEN...Until 6 PM EST this evening. * IMPACTS...Plan on slippery and snow covered road conditions. Areas of blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ MIZ095-096-112300- /O.CON.KAPX.WW.Y.0031.000000T0000Z-211211T2300Z/ Western Mackinac-Eastern Mackinac- Including the cities of Engadine, Naubinway, Epoufette, St. Ignace, Brevort, and Les Cheneaux Islands 336 PM EST Sat Dec 11 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... * WHAT...Snow ending. Additional snow accumulations of 1 inch or less. Winds gusting as high as 45 mph. * WHERE...Eastern Mackinac and Western Mackinac Counties. * WHEN...Until 6 PM EST this evening. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow will significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ http://www.weather.gov/gaylord
113 WWUS43 KAPX 112304 WSWAPX URGENT - WINTER WEATHER MESSAGE National Weather Service Gaylord MI 604 PM EST Sat Dec 11 2021 MIZ086-087-120015- /O.EXP.KAPX.WS.W.0006.000000T0000Z-211211T2300Z/ Western Chippewa-Central Chippewa- Including the cities of Paradise, Trout Lake, Rudyard, Sault Ste. Marie, Brimley, Kinross, and Sugar Island 604 PM EST Sat Dec 11 2021 ...WINTER STORM WARNING HAS EXPIRED... $$ MIZ095-096-120015- /O.EXP.KAPX.WW.Y.0031.000000T0000Z-211211T2300Z/ Western Mackinac-Eastern Mackinac- Including the cities of Engadine, Naubinway, Epoufette, St. Ignace, Brevort, and Les Cheneaux Islands 604 PM EST Sat Dec 11 2021 ...WINTER WEATHER ADVISORY HAS EXPIRED... $$ http://www.weather.gov/gaylord
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 3:34 AM EST | Winter Weather Advisory | APX | Mackinac | 38 hr |
| Dec 10, 3:40 AM EST | Gale Watch | APX | 6 hr | |
| Dec 10, 3:40 AM EST | Gale Warning | APX | 59 hr | |
| Dec 10, 3:39 PM EST | Wind Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Charlevoix and 17 more | 28 hr |
| Dec 10, 3:42 PM EST | Storm Warning | APX | 28 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.