Alert archive / Maine / Winter Storm Warnings in 2021
Winter Storm Warning 7, NWS Caribou, ME
NWS Caribou, ME issued this winter storm warning at Dec 21, 2021, 3:48 PM EST for Aroostook County, Penobscot County, Piscataquis County, Maine. It took effect at Dec 22, 2021, 9:00 AM EST. It was in force for 13 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 21, 2021, 3:48 PM EST (20:48 UTC)
- In effect from
- Dec 22, 2021, 9:00 AM EST
- Expired
- Dec 22, 2021, 10:15 PM EST
- In force
- 13 hr
- Issued by
- NWS Caribou, ME
Counties Aroostook County, ME, Penobscot County, ME, Piscataquis County, ME
The radar
The Caribou radar (KCBW), 81 km from the middle of the area, began a volume at 20:50 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 22, 10:57 AM EST | FREEZING RAIN 0.13 | 2 W Bangor, ME | FLAT ICE MEASUREMENT. |
| Dec 22, 12:53 PM EST | FREEZING RAIN 0.05 | 1 Se Millinocket, ME | |
| Dec 22, 2:09 PM EST | SNOW 1.2 | 1 Wsw Madawaska, ME | HEAVY SNOW WITH LOW VISIBILITY LESS THAN 100 YARDS. |
| Dec 22, 2:24 PM EST | SNOW 5 | Shirley, ME | |
| Dec 22, 2:28 PM EST | SNOW 2 | 3 Nw Caribou, ME | |
| Dec 22, 2:32 PM EST | SNOW 3.5 | Lille, ME | QUARTER MILE VISIBILITY. |
| Dec 22, 2:53 PM EST | FREEZING RAIN 6.5 | 4 E Greenville, ME | |
| Dec 22, 2:53 PM EST | SNOW 6.5 | 4 E Greenville, ME | CORRECTS PREVIOUS FREEZING RAIN REPORT FROM 4 E GREENVILLE. |
| Dec 22, 3:06 PM EST | SNOW 3 | 2 Sse Castle Hill, ME | |
| Dec 22, 3:14 PM EST | SNOW 1.6 | 1 W Presque Isle, ME | MIX OF SNOW AND SLEET. |
| Dec 22, 3:26 PM EST | SNOW 4 | 2 Sse Ashland, ME | |
| Dec 22, 3:53 PM EST | FREEZING RAIN 0.02 | 2 E Houlton, ME | |
| Dec 22, 3:53 PM EST | SNOW 3.5 | 3 Nne Caribou, ME | |
| Dec 22, 3:59 PM EST | SLEET 1.8 | Millinocket, ME | |
| Dec 22, 4:06 PM EST | SNOW 3.5 | 2 Sse Kingsbury, ME | |
| Dec 22, 4:30 PM EST | SNOW 4.8 | 2 Sse Castle Hill, ME | |
| Dec 22, 4:56 PM EST | SNOW 6.2 | Lille, ME | CO-OP STATION LILM1. |
| Dec 22, 5:00 PM EST | SNOW 7 | Sinclair, ME | |
| Dec 22, 5:02 PM EST | SNOW 6 | 3 Ene Castle Hill, ME | |
| Dec 22, 5:04 PM EST | SNOW 6 | 2 S Caribou, ME | STATION ME-AR-39. |
| Dec 22, 5:18 PM EST | SNOW 3.5 | 1 Wsw Madawaska, ME | |
| Dec 22, 5:27 PM EST | SNOW 9 | Stockholm, ME | |
| Dec 22, 5:46 PM EST | SNOW 8 | 3 Se Fort Fairfield, ME | |
| Dec 22, 6:06 PM EST | SNOW 7.2 | 1 Wnw Ashland, ME | |
| Dec 22, 6:30 PM EST | SNOW 7 | 1 Se Presque Isle, ME | |
| Dec 22, 6:35 PM EST | SNOW 7.5 | 2 Ne Fort Fairfield, ME | |
| Dec 22, 6:35 PM EST | SNOW 8.4 | Lille, ME | CO-OP STATION LILM1. |
| Dec 22, 6:42 PM EST | SNOW 6 | Saint Francis, ME | |
| Dec 22, 6:48 PM EST | SNOW 4 | Sangerville, ME | |
| Dec 22, 6:48 PM EST | SNOW 8.5 | 3 Wnw Guerette, ME | |
| Dec 22, 6:57 PM EST | SNOW 7.2 | 3 Ene Castle Hill, ME | |
| Dec 22, 6:58 PM EST | SNOW 10 | Woodland, ME | |
| Dec 22, 7:00 PM EST | SNOW 4 | Lincoln, ME | |
| Dec 22, 7:00 PM EST | SNOW 5.7 | 1 N Caribou Nws, ME | |
| Dec 22, 7:02 PM EST | SNOW 7.5 | 1 Nw Ashland, ME | |
| Dec 22, 7:10 PM EST | SNOW 5 | Crystal, ME | |
| Dec 22, 7:11 PM EST | SNOW 5.5 | Fort Kent, ME | |
| Dec 22, 7:14 PM EST | SNOW 6 | Wallagrass, ME | |
| Dec 22, 7:17 PM EST | SNOW 6 | Millinocket, ME | |
| Dec 22, 7:18 PM EST | SNOW 4 | Medford, ME | |
| Dec 22, 7:20 PM EST | SNOW 7.5 | Greenville, ME | AVERAGE OF 2 PUBLIC REPORTS OF 7 AND 8 INCHES. |
| Dec 22, 7:22 PM EST | SNOW 6.5 | 1 Wsw Blaine, ME | |
| Dec 22, 7:23 PM EST | SNOW 7 | Limestone, ME | |
| Dec 22, 7:25 PM EST | SNOW 7 | 4 Se Washburn, ME | |
| Dec 22, 7:30 PM EST | SNOW 7 | Caribou, ME | |
| Dec 22, 7:30 PM EST | SNOW 8.5 | New Sweden, ME | |
| Dec 22, 7:48 PM EST | SNOW 3 | Sherman, ME | |
| Dec 22, 7:48 PM EST | SNOW 8 | 3 Sse Caribou, ME | |
| Dec 22, 7:53 PM EST | SNOW 4.9 | 1 N Danforth, ME | MIXED WITH FREEZING RAIN. |
| Dec 22, 7:58 PM EST | SNOW 7.5 | 2 Sse Ashland, ME | |
| Dec 22, 8:00 PM EST | SNOW 9 | 3 Nne Caribou, ME | |
| Dec 22, 8:05 PM EST | SNOW 7 | 3 Ese Caribou, ME | |
| Dec 22, 8:05 PM EST | SNOW 8.5 | 2 Ne Fort Fairfield, ME | |
| Dec 22, 8:17 PM EST | SNOW 8.9 | 3 Nw Caribou, ME | |
| Dec 22, 8:22 PM EST | SNOW 6.9 | 2 Sse Castle Hill, ME | |
| Dec 22, 8:26 PM EST | SNOW 3.5 | Milo, ME | |
| Dec 22, 8:37 PM EST | SNOW 1 | 3 Wsw Orrington, ME | |
| Dec 22, 8:52 PM EST | SNOW 4.7 | 1 Wsw Madawaska, ME | |
| Dec 22, 9:30 PM EST | FREEZING RAIN 0.09 | 4 Sw Dover-Foxcroft, ME | RADIAL ICE MEASUREMENT AT CO-OP STATION ESGM1. |
| Dec 22, 9:30 PM EST | SNOW 2.6 | 4 Sw Dover-Foxcroft, ME |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Caribou, ME (KCAR), launched 12:00Z, 8.8 hours before the alert went out and 120 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
- 643 m above ground
- 0-6 km bulk shear
- 113 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 309 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
164 WWUS41 KCAR 212048 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 348 PM EST Tue Dec 21 2021 MEZ001-002-005-006-220500- /O.UPG.KCAR.WS.A.0007.211222T1400Z-211223T0500Z/ /O.NEW.KCAR.WS.W.0007.211222T1400Z-211223T0500Z/ Northwest Aroostook-Northeast Aroostook-Northern Penobscot- Southeast Aroostook- Including the cities of Allagash, Clayton Lake, Madawaska, Fort Kent, Frenchville, Presque Isle, Caribou, Van Buren, Mars Hill, Ashland, Millinocket, East Millinocket, Patten, Medway, Houlton, Hodgdon, Sherman, and Smyrna Mills 348 PM EST Tue Dec 21 2021 ...WINTER STORM WARNING IN EFFECT FROM 9 AM WEDNESDAY TO MIDNIGHT EST WEDNESDAY NIGHT... * WHAT...Snow. Heavy mixed precipitation expected towards Millinocket and Houlton. Total snow accumulations of 6 to 10 inches. Towards Millinocket and Houlton, sleet accumulations of around three quarters of an inch and ice accumulations of around two tenths of an inch expected. * WHERE...Northwest Aroostook, Northeast Aroostook, Northern Penobscot and Southeast Aroostook Counties. * WHEN...From 9 AM Wednesday to midnight EST Wednesday night. * ADDITIONAL DETAILS...Travel could be very difficult. The hazardous conditions could impact the evening commute. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ004-220500- /O.NEW.KCAR.WS.W.0007.211222T1400Z-211223T0500Z/ Northern Piscataquis- Including the cities of Baxter St Park, Chamberlain Lake, Churchill Dam, and Mount Katahdin 348 PM EST Tue Dec 21 2021 ...WINTER STORM WARNING IN EFFECT FROM 9 AM WEDNESDAY TO MIDNIGHT EST WEDNESDAY NIGHT... * WHAT...Snow. Total snow accumulations of 6 to 8 inches. * WHERE...Northern Piscataquis County. * WHEN...From 9 AM Wednesday to midnight EST Wednesday night. * ADDITIONAL DETAILS...Travel could be very difficult. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ003-010-011-015>017-031-032-220500- /O.NEW.KCAR.WW.Y.0021.211222T1100Z-211223T0000Z/ Northern Somerset-Central Piscataquis-Central Penobscot- Southern Penobscot-Interior Hancock-Central Washington- Southern Piscataquis-Northern Washington- Including the cities of Baker Lake, Billy-Jack Depot, Greenville, Monson, Blanchard, Lincoln, Howland, Springfield, Bangor, Brewer, Orono, Old Town, Amherst, Aurora, Dedham, Eastbrook, Great Pond, Calais, Grand Lake Stream, Wesley, Princeton, Dover-Foxcroft, Milo, Guilford, Danforth, Vanceboro, and Topsfield 348 PM EST Tue Dec 21 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM TO 7 PM EST WEDNESDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of up to 5 inches, sleet accumulations of around one half of an inch and ice accumulations of around one quarter of an inch expected. * WHERE...Portions of Central Highlands, Far Eastern, Interior DownEast, North Woods and Penobscot Valley Maine. * WHEN...From 6 AM to 7 PM EST Wednesday. * ADDITIONAL DETAILS...Plan on slippery road conditions. The hazardous conditions could impact the morning and evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$
8 follow-up statements
456 WWUS41 KCAR 220117 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 817 PM EST Tue Dec 21 2021 MEZ001-002-004>006-221200- /O.CON.KCAR.WS.W.0007.211222T1400Z-211223T0500Z/ Northwest Aroostook-Northeast Aroostook-Northern Piscataquis- Northern Penobscot-Southeast Aroostook- Including the cities of Allagash, Clayton Lake, Madawaska, Fort Kent, Frenchville, Presque Isle, Caribou, Van Buren, Mars Hill, Ashland, Baxter St Park, Chamberlain Lake, Churchill Dam, Mount Katahdin, Millinocket, East Millinocket, Patten, Medway, Houlton, Hodgdon, Sherman, and Smyrna Mills 817 PM EST Tue Dec 21 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM WEDNESDAY TO MIDNIGHT EST WEDNESDAY NIGHT... * WHAT...Snow. Heavy mixed precipitation expected towards Millinocket and Houlton. Total snow accumulations of 6 to 10 inches. Towards Millinocket and Houlton, sleet accumulations of around three quarters of an inch and ice accumulations of around two tenths of an inch expected. * WHERE...Northwest Aroostook, Northeast Aroostook, Northern Penobscot and Southeast Aroostook Counties. * WHEN...From 9 AM Wednesday to midnight EST Wednesday night. * ADDITIONAL DETAILS...Travel could be very difficult. The hazardous conditions could impact the evening commute. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ003-010-011-015>017-031-032-221200- /O.CON.KCAR.WW.Y.0021.211222T1100Z-211223T0000Z/ Northern Somerset-Central Piscataquis-Central Penobscot- Southern Penobscot-Interior Hancock-Central Washington- Southern Piscataquis-Northern Washington- Including the cities of Baker Lake, Billy-Jack Depot, Greenville, Monson, Blanchard, Lincoln, Howland, Springfield, Bangor, Brewer, Orono, Old Town, Amherst, Aurora, Dedham, Eastbrook, Great Pond, Calais, Grand Lake Stream, Wesley, Princeton, Dover-Foxcroft, Milo, Guilford, Danforth, Vanceboro, and Topsfield 817 PM EST Tue Dec 21 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 7 PM EST WEDNESDAY... * WHAT...Mixed precipitation expected, except mainly all snow north of Greenville. Total snow accumulations of 4 to 7 inches north of Greenville, otherwise up to 5 inches of snow, sleet accumulations of around one half of an inch, and ice accumulations of around one quarter of an inch expected across the rest of the advisory area. * WHERE...Portions of Central Highlands, Far Eastern, Interior DownEast, North Woods and Penobscot Valley Maine. * WHEN...From 6 AM to 7 PM EST Wednesday. * ADDITIONAL DETAILS...Plan on slippery road conditions. The hazardous conditions could impact the morning and evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ VJN
388 WWUS41 KCAR 220509 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 1209 AM EST Wed Dec 22 2021 MEZ001-002-004>006-221315- /O.CON.KCAR.WS.W.0007.211222T1400Z-211223T0500Z/ Northwest Aroostook-Northeast Aroostook-Northern Piscataquis- Northern Penobscot-Southeast Aroostook- Including the cities of Allagash, Clayton Lake, Madawaska, Fort Kent, Frenchville, Presque Isle, Caribou, Van Buren, Mars Hill, Ashland, Baxter St Park, Chamberlain Lake, Churchill Dam, Mount Katahdin, Millinocket, East Millinocket, Patten, Medway, Houlton, Hodgdon, Sherman, and Smyrna Mills 1209 AM EST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO MIDNIGHT EST TONIGHT... * WHAT...Snow. Heavy mixed precipitation expected towards Millinocket and Houlton. Total snow accumulations of 6 to 10 inches. Towards Millinocket and Houlton, sleet accumulations of around three quarters of an inch and ice accumulations of around two tenths of an inch expected. * WHERE...Northwest Aroostook, Northeast Aroostook, Northern Penobscot and Southeast Aroostook Counties. * WHEN...From 9 AM Wednesday to midnight EST Wednesday night. * ADDITIONAL DETAILS...Travel could be very difficult. The hazardous conditions could impact the evening commute. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ003-010-011-015>017-031-032-221315- /O.CON.KCAR.WW.Y.0021.211222T1100Z-211223T0000Z/ Northern Somerset-Central Piscataquis-Central Penobscot- Southern Penobscot-Interior Hancock-Central Washington- Southern Piscataquis-Northern Washington- Including the cities of Baker Lake, Billy-Jack Depot, Greenville, Monson, Blanchard, Lincoln, Howland, Springfield, Bangor, Brewer, Orono, Old Town, Amherst, Aurora, Dedham, Eastbrook, Great Pond, Calais, Grand Lake Stream, Wesley, Princeton, Dover-Foxcroft, Milo, Guilford, Danforth, Vanceboro, and Topsfield 1209 AM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 7 PM EST THIS EVENING... * WHAT...Mixed precipitation expected, except mainly all snow north of Greenville. Total snow accumulations of 4 to 7 inches north of Greenville, otherwise up to 5 inches of snow, sleet accumulations of around one half of an inch, and ice accumulations of around one quarter of an inch expected across the rest of the advisory area. * WHERE...Portions of Central Highlands, Far Eastern, Interior DownEast, North Woods and Penobscot Valley Maine. * WHEN...From 6 AM to 7 PM EST Wednesday. * ADDITIONAL DETAILS...Plan on slippery road conditions. The hazardous conditions could impact the morning and evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$
358 WWUS41 KCAR 220723 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 223 AM EST Wed Dec 22 2021 MEZ010-221530- /O.UPG.KCAR.WW.Y.0021.211222T1100Z-211223T0000Z/ /O.EXB.KCAR.WS.W.0007.211222T1400Z-211223T0000Z/ Central Piscataquis- Including the cities of Greenville, Monson, and Blanchard 223 AM EST Wed Dec 22 2021 ...WINTER STORM WARNING IN EFFECT FROM 9 AM THIS MORNING TO 7 PM EST THIS EVENING... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 6 to 9 inches, sleet accumulations of around one third of an inch, and ice accumulations of around one tenth of an inch expected. * WHERE...Central Piscataquis County. * WHEN...From 9 AM this morning to 7 PM EST this evening. * ADDITIONAL DETAILS...Plan on slippery road conditions. The hazardous conditions could impact the morning and evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ001-004-221530- /O.EXT.KCAR.WS.W.0007.211222T1400Z-211223T0000Z/ Northwest Aroostook-Northern Piscataquis- Including the cities of Allagash, Clayton Lake, Madawaska, Fort Kent, Frenchville, Baxter St Park, Chamberlain Lake, Churchill Dam, and Mount Katahdin 223 AM EST Wed Dec 22 2021 ...WINTER STORM WARNING NOW IN EFFECT FROM 9 AM THIS MORNING TO 7 PM EST THIS EVENING... * WHAT...Snow. Heavy mixed precipitation expected towards Millinocket and Houlton. Total snow accumulations of 6 to 10 inches. Towards Millinocket and Houlton, sleet accumulations of around one half of an inch and ice accumulations of around two tenths of an inch expected. * WHERE...Northwest Aroostook and Northern Piscatquis Counties. * WHEN...From 9 AM this morning to 7 PM EST this evening. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means severe winter weather conditions will make travel extremely dangerous. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ002-005-006-221530- /O.CON.KCAR.WS.W.0007.211222T1400Z-211223T0500Z/ Northeast Aroostook-Northern Penobscot-Southeast Aroostook- Including the cities of Presque Isle, Caribou, Van Buren, Mars Hill, Ashland, Millinocket, East Millinocket, Patten, Medway, Houlton, Hodgdon, Sherman, and Smyrna Mills 223 AM EST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO MIDNIGHT EST TONIGHT... * WHAT...Snow. Heavy mixed precipitation expected towards Millinocket and Houlton. Total snow accumulations of 6 to 10 inches. Towards Millinocket and Houlton, sleet accumulations of around one half of an inch and ice accumulations of around two tenths of an inch expected. * WHERE...Northeast Aroostook, Northern Penobscot and Southeast Aroostook Counties. * WHEN...From 9 AM Wednesday to midnight EST Wednesday night. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ003-011-015>017-031-032-221530- /O.CON.KCAR.WW.Y.0021.211222T1100Z-211223T0000Z/ Northern Somerset-Central Penobscot-Southern Penobscot- Interior Hancock-Central Washington-Southern Piscataquis- Northern Washington- Including the cities of Baker Lake, Billy-Jack Depot, Lincoln, Howland, Springfield, Bangor, Brewer, Orono, Old Town, Amherst, Aurora, Dedham, Eastbrook, Great Pond, Calais, Grand Lake Stream, Wesley, Princeton, Dover-Foxcroft, Milo, Guilford, Danforth, Vanceboro, and Topsfield 223 AM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 7 PM EST THIS EVENING... * WHAT...Mixed precipitation expected. Total snow accumulations of 2 to 5 inches, sleet accumulations of around one half of an inch, and ice accumulations of up to two tenths of an inch expected. * WHERE...Portions of Central Highlands, Far Eastern, Interior DownEast, North Woods and Penobscot Valley Maine. * WHEN...From 6 AM to 7 PM EST Wednesday. * ADDITIONAL DETAILS...Plan on slippery road conditions. The hazardous conditions could impact the morning and evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ CB
700 WWUS41 KCAR 221104 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 604 AM EST Wed Dec 22 2021 MEZ002-005-006-221915- /O.CON.KCAR.WS.W.0007.211222T1400Z-211223T0500Z/ Northeast Aroostook-Northern Penobscot-Southeast Aroostook- Including the cities of Presque Isle, Caribou, Van Buren, Mars Hill, Ashland, Millinocket, East Millinocket, Patten, Medway, Houlton, Hodgdon, Sherman, and Smyrna Mills 604 AM EST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO MIDNIGHT EST TONIGHT... * WHAT...Snow. Heavy mixed precipitation expected towards Millinocket and Houlton. Total snow accumulations of 6 to 10 inches. Towards Millinocket and Houlton, sleet accumulations of around one half of an inch, and ice accumulations of around two tenths of an inch expected, which will likely keep the total snow accumulations toward the lower end of the range. * WHERE...Northeast Aroostook, Northern Penobscot and Southeast Aroostook Counties. * WHEN...From 9 AM Wednesday to midnight EST Wednesday night. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ001-004-010-221915- /O.CON.KCAR.WS.W.0007.211222T1400Z-211223T0000Z/ Northwest Aroostook-Northern Piscataquis-Central Piscataquis- Including the cities of Allagash, Clayton Lake, Madawaska, Fort Kent, Frenchville, Baxter St Park, Chamberlain Lake, Churchill Dam, Mount Katahdin, Greenville, Monson, and Blanchard 604 AM EST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 7 PM EST THIS EVENING... * WHAT...Snow. Heavy mixed precipitation expected in parts of central Piscataquis County. Total snow accumulations of 6 to 9 inches. Sleet accumulations of around one half of an inch and ice accumulations of around two tenths of an inch expected, mainly across central Piscataquis County. * WHERE...Northwest Aroostook and Northern and Central Piscatquis Counties. * WHEN...From 9 AM this morning to 7 PM EST this evening. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ003-011-015>017-031-032-221915- /O.CON.KCAR.WW.Y.0021.000000T0000Z-211223T0000Z/ Northern Somerset-Central Penobscot-Southern Penobscot- Interior Hancock-Central Washington-Southern Piscataquis- Northern Washington- Including the cities of Baker Lake, Billy-Jack Depot, Lincoln, Howland, Springfield, Bangor, Brewer, Orono, Old Town, Amherst, Aurora, Dedham, Eastbrook, Great Pond, Calais, Grand Lake Stream, Wesley, Princeton, Dover-Foxcroft, Milo, Guilford, Danforth, Vanceboro, and Topsfield 604 AM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Mixed precipitation expected. Total snow accumulations of 2 to 5 inches, sleet accumulations of around one half of an inch, and ice accumulations of up to two tenths of an inch expected. * WHERE...Portions of Central Highlands, Far Eastern, Interior DownEast, North Woods and Penobscot Valley Maine. * WHEN...Through 7 PM EST Wednesday. * ADDITIONAL DETAILS...Plan on slippery road conditions. The hazardous conditions could impact the morning and evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ CB
989 WWUS41 KCAR 221502 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 1002 AM EST Wed Dec 22 2021 MEZ002-005-006-222315- /O.CON.KCAR.WS.W.0007.000000T0000Z-211223T0500Z/ Northeast Aroostook-Northern Penobscot-Southeast Aroostook- Including the cities of Presque Isle, Caribou, Van Buren, Mars Hill, Ashland, Millinocket, East Millinocket, Patten, Medway, Houlton, Hodgdon, Sherman, and Smyrna Mills 1002 AM EST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Snow. Heavy mixed precipitation expected towards Millinocket and Houlton. Total snow accumulations of 6 to 10 inches. Towards Millinocket and Houlton, sleet accumulations of around one half of an inch, and ice accumulations of around two tenths of an inch expected, which will likely keep the total snow accumulations toward the lower end of the range. * WHERE...Northeast Aroostook, Southeast Aroostook and Northern Penobscot Counties. * WHEN...Until midnight EST tonight. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ001-004-010-222315- /O.CON.KCAR.WS.W.0007.000000T0000Z-211223T0000Z/ Northwest Aroostook-Northern Piscataquis-Central Piscataquis- Including the cities of Allagash, Clayton Lake, Madawaska, Fort Kent, Frenchville, Baxter St Park, Chamberlain Lake, Churchill Dam, Mount Katahdin, Greenville, Monson, and Blanchard 1002 AM EST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Snow. Heavy mixed precipitation expected in parts of central Piscataquis County. Total snow accumulations of 6 to 9 inches. Sleet accumulations of around one half of an inch and ice accumulations of around two tenths of an inch expected, mainly across central Piscataquis County. * WHERE...Northwest Aroostook, Northern Piscataquis and Central Piscataquis Counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ003-011-015>017-031-032-222315- /O.CON.KCAR.WW.Y.0021.000000T0000Z-211223T0000Z/ Northern Somerset-Central Penobscot-Southern Penobscot- Interior Hancock-Central Washington-Southern Piscataquis- Northern Washington- Including the cities of Baker Lake, Billy-Jack Depot, Lincoln, Howland, Springfield, Bangor, Brewer, Orono, Old Town, Amherst, Aurora, Dedham, Eastbrook, Great Pond, Calais, Grand Lake Stream, Wesley, Princeton, Dover-Foxcroft, Milo, Guilford, Danforth, Vanceboro, and Topsfield 1002 AM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Mixed precipitation expected. Total snow accumulations of 1 to 5 inches...mostly in Somerset and Piscataquis counties, sleet accumulations of around one half of an inch, and ice accumulations of up one quarter of an inch expected. * WHERE...Portions of Central Highlands, Far Eastern, Interior DownEast, North Woods and Penobscot Valley Maine. * WHEN...Until 7 PM EST this evening. * ADDITIONAL DETAILS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$
831 WWUS41 KCAR 221956 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 256 PM EST Wed Dec 22 2021 MEZ002-005-006-230400- /O.CON.KCAR.WS.W.0007.000000T0000Z-211223T0500Z/ Northeast Aroostook-Northern Penobscot-Southeast Aroostook- Including the cities of Presque Isle, Caribou, Van Buren, Mars Hill, Ashland, Millinocket, East Millinocket, Patten, Medway, Houlton, Hodgdon, Sherman, and Smyrna Mills 256 PM EST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...now. Heavy mixed precipitation expected towards Millinocket and Houlton. Total snow accumulations of 6 to 10 inches. Towards Millinocket and Houlton, sleet accumulations of around one half of an inch, and ice accumulations of around two tenths of an inch expected, which will likely keep the total snow accumulations toward the lower end of the range. * WHERE...Northeast Aroostook, Southeast Aroostook and Northern Penobscot Counties. * WHEN...Until midnight EST tonight. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ001-004-010-230000- /O.CON.KCAR.WS.W.0007.000000T0000Z-211223T0000Z/ Northwest Aroostook-Northern Piscataquis-Central Piscataquis- Including the cities of Allagash, Clayton Lake, Madawaska, Fort Kent, Frenchville, Baxter St Park, Chamberlain Lake, Churchill Dam, Mount Katahdin, Greenville, Monson, and Blanchard 256 PM EST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Snow. Heavy mixed precipitation expected in parts of central Piscataquis County. Total snow accumulations of 6 to 9 inches. Sleet accumulations of around one half of an inch and ice accumulations of around two tenths of an inch expected, mainly across central Piscataquis County. * WHERE...Northwest Aroostook, Northern Piscataquis and Central Piscataquis Counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ003-011-015>017-031-032-230000- /O.CON.KCAR.WW.Y.0021.000000T0000Z-211223T0000Z/ Northern Somerset-Central Penobscot-Southern Penobscot- Interior Hancock-Central Washington-Southern Piscataquis- Northern Washington- Including the cities of Baker Lake, Billy-Jack Depot, Lincoln, Howland, Springfield, Bangor, Brewer, Orono, Old Town, Amherst, Aurora, Dedham, Eastbrook, Great Pond, Calais, Grand Lake Stream, Wesley, Princeton, Dover-Foxcroft, Milo, Guilford, Danforth, Vanceboro, and Topsfield 256 PM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Mixed precipitation expected. Total snow accumulations of 1 to 5 inches...mostly in Somerset and Piscataquis counties, sleet accumulations of around one half of an inch, and ice accumulations of up one quarter of an inch expected. * WHERE...Portions of Central Highlands, Far Eastern, Interior DownEast, North Woods and Penobscot Valley Maine. * WHEN...Until 7 PM EST this evening. * ADDITIONAL DETAILS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$
092 WWUS41 KCAR 222359 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 659 PM EST Wed Dec 22 2021 MEZ001-004-010-230100- /O.EXP.KCAR.WS.W.0007.000000T0000Z-211223T0000Z/ Northwest Aroostook-Northern Piscataquis-Central Piscataquis- Including the cities of Allagash, Clayton Lake, Madawaska, Fort Kent, Frenchville, Baxter St Park, Chamberlain Lake, Churchill Dam, Mount Katahdin, Greenville, Monson, and Blanchard 659 PM EST Wed Dec 22 2021 ...WINTER STORM WARNING WILL EXPIRE AT 7 PM EST THIS EVENING... The heaviest precipitation has moved further east. $$ MEZ003-011-015-016-031-230100- /O.CAN.KCAR.WW.Y.0021.000000T0000Z-211223T0000Z/ Northern Somerset-Central Penobscot-Southern Penobscot- Interior Hancock-Southern Piscataquis- Including the cities of Baker Lake, Billy-Jack Depot, Lincoln, Howland, Springfield, Bangor, Brewer, Orono, Old Town, Amherst, Aurora, Dedham, Eastbrook, Great Pond, Dover-Foxcroft, Milo, and Guilford 659 PM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... The heaviest precipitation has moved further east. $$ MEZ002-005-006-230500- /O.CON.KCAR.WS.W.0007.000000T0000Z-211223T0500Z/ Northeast Aroostook-Northern Penobscot-Southeast Aroostook- Including the cities of Presque Isle, Caribou, Van Buren, Mars Hill, Ashland, Millinocket, East Millinocket, Patten, Medway, Houlton, Hodgdon, Sherman, and Smyrna Mills 659 PM EST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Now. Heavy mixed precipitation expected towards Millinocket and Houlton. Total snow accumulations of 6 to 10 inches. Towards Millinocket and Houlton, sleet accumulations of around one half of an inch, and ice accumulations of around two tenths of an inch expected, which will likely keep the total snow accumulations toward the lower end of the range. * WHERE...Northeast Aroostook, Southeast Aroostook and Northern Penobscot Counties. * WHEN...Until midnight EST tonight. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ017-032-230500- /O.EXT.KCAR.WW.Y.0021.000000T0000Z-211223T0500Z/ Central Washington-Northern Washington- Including the cities of Calais, Grand Lake Stream, Wesley, Princeton, Danforth, Vanceboro, and Topsfield 659 PM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Mixed precipitation expected. Total snow accumulations of 1 to 5 inches...mostly in Somerset and Piscataquis counties, sleet accumulations of around one half of an inch, and ice accumulations of up one quarter of an inch expected. * WHERE...Portions of Central Highlands, Far Eastern, Interior DownEast, North Woods and Penobscot Valley Maine. * WHEN...Until midnight EST tonight. * ADDITIONAL DETAILS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$
883 WWUS41 KCAR 230315 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 1015 PM EST Wed Dec 22 2021 MEZ002-005-006-231115- /O.CAN.KCAR.WS.W.0007.000000T0000Z-211223T0500Z/ /O.NEW.KCAR.WW.Y.0022.211223T0900Z-211223T2100Z/ Northeast Aroostook-Northern Penobscot-Southeast Aroostook- Including the cities of Presque Isle, Caribou, Van Buren, Mars Hill, Ashland, Millinocket, East Millinocket, Patten, Medway, Houlton, Hodgdon, Sherman, and Smyrna Mills 1015 PM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST THURSDAY... ...WINTER STORM WARNING IS CANCELLED... * WHAT...Blowing and drifting snow expected, possibly reducing visibilities to less than 1/2 mile. Winds gusting as high as 40 mph. * WHERE...Northeast Aroostook, Northern Penobscot and Southeast Aroostook Counties. * WHEN...From 4 AM to 4 PM EST Thursday. * ADDITIONAL DETAILS...Plan on slippery road conditions. Widespread blowing snow could significantly reduce visibility and cause localized hazardous travel. The hazardous conditions could impact the morning commute. Power outages are possible. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for blowing snow means that visibilities will be limited due to strong winds blowing snow around. Use caution when traveling, especially in open areas. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ017-032-230415- /O.CAN.KCAR.WW.Y.0021.000000T0000Z-211223T0500Z/ Central Washington-Northern Washington- Including the cities of Calais, Grand Lake Stream, Wesley, Princeton, Danforth, Vanceboro, and Topsfield 1015 PM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Precipitation has ended. Temperatures will cool off overnight. $$ MEZ001-231115- /O.NEW.KCAR.WW.Y.0022.211223T0900Z-211223T2100Z/ Northwest Aroostook- Including the cities of Allagash, Clayton Lake, Madawaska, Fort Kent, and Frenchville 1015 PM EST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST THURSDAY... * WHAT...Blowing snow and drifting snow expected, possibly reducing visibilities to less than 1/2 mile. Winds gusting as high as 40 mph. * WHERE...Northwest Aroostook County. * WHEN...From 4 AM to 4 PM EST Thursday. * ADDITIONAL DETAILS...Areas of blowing snow could significantly reduce visibility and cause localized hazardous travel. The hazardous conditions could impact the morning commute. Power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for blowing snow means that visibilities will be limited due to strong winds blowing snow around. Use caution when traveling, especially in open areas. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$
The office that day
Everything else NWS Caribou, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 21, 9:24 AM EST | Small Craft Advisory | CAR | 11 hr | |
| Dec 21, 11:54 AM EST | Special Weather Statement | CAR | Aroostook | 51 min |
| Dec 21, 3:42 PM EST | Gale Watch | CAR | 11 hr | |
| Dec 21, 3:48 PM EST | Winter Weather Advisory | CAR | Hancock, Penobscot, Piscataquis, Somerset, Washington | 30 hr |
Nearby
Winter Storm Warnings in Maine, 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.