Alert archive / Maine / Winter Storm Warnings in 2021
Winter Storm Warning 4, NWS Caribou, ME
NWS Caribou, ME issued this winter storm warning at Feb 15, 2021, 3:18 AM EST for 5 counties in Maine. It took effect at Feb 16, 2021, 12:00 AM EST. It was in force for 17 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
- Feb 15, 2021, 3:18 AM EST (08:18 UTC)
- In effect from
- Feb 16, 2021, 12:00 AM EST
- Expired
- Feb 16, 2021, 5:21 PM EST
- In force
- 17 hr
- Issued by
- NWS Caribou, ME
Counties Aroostook County, ME, Penobscot County, ME, Piscataquis County, ME, Somerset County, ME, Washington County, ME
The radar
The Caribou radar (KCBW), 88 km from the middle of the area, began a volume at 08:19 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 |
|---|---|---|---|
| Feb 16, 6:25 AM EST | SNOW 1 | 2 Se Hodgdon, ME | |
| Feb 16, 6:30 AM EST | SNOW 1 | Bangor, ME | MIX OF SLEET AND SNOW. |
| Feb 16, 6:53 AM EST | SNOW 2 | 4 Sse Shirley, ME | |
| Feb 16, 6:58 AM EST | SNOW 4 | Saint Francis, ME | |
| Feb 16, 6:59 AM EST | SNOW 1.6 | Nws Caribou, ME | |
| Feb 16, 7:00 AM EST | SNOW 1 | 3 Ene Lee, ME | MODERATE SLEET AS OF 8AM. |
| Feb 16, 7:00 AM EST | SNOW 1 | 3 Ssw Harmony, ME | COCORAHS STATION ME-SM-17 HARMONY 3.0 SSE. |
| Feb 16, 7:00 AM EST | SNOW 1.2 | 2 Ese Hartland, ME | COCORAHS STATION ME-SM-3 PALMYRA 3.5 NW. |
| Feb 16, 7:00 AM EST | SNOW 1.5 | 2 N Brighton, ME | COCORAHS STATION ME-SM-45 BRIGHTON PLANTATION 2.1 N. |
| Feb 16, 7:00 AM EST | SNOW 1.5 | 4 E Solon, ME | COCORAHS STATION ME-SM-4 SOLON 3.9 ESE. |
| Feb 16, 7:00 AM EST | SNOW 2 | 2 S Harmony, ME | CO-OP OBSERVER STATION HMYM1 1.9 S HARMONY. |
| Feb 16, 7:00 AM EST | SNOW 4.2 | Jackman, ME | CO-OP OBSERVER STATION JKMM1 JACKMAN. |
| Feb 16, 7:00 AM EST | SNOW 4.5 | Moosehead, ME | CO-OP OBSERVER STATION RKWM1 ROCKWOOD 7 SSE. |
| Feb 16, 7:00 AM EST | SNOW 5.5 | 5 Ene Brassua, ME | CO-OP OBSERVER STATION BRAM1 3.6 W ROCKWOOD. |
| Feb 16, 7:25 AM EST | SNOW 1.5 | Sangerville, ME | |
| Feb 16, 7:30 AM EST | SLEET 0.5 | 1 Ese Meddybemps, ME | |
| Feb 16, 7:45 AM EST | SNOW 1.5 | Howland, ME | |
| Feb 16, 7:47 AM EST | SLEET 0.5 | Orrington, ME | |
| Feb 16, 7:57 AM EST | SNOW 1.5 | Old Town, ME | |
| Feb 16, 8:00 AM EST | SNOW 0.8 | Eastport, ME | SNOW AND SLEET. |
| Feb 16, 8:25 AM EST | SNOW 3 | 1 S Houlton, ME | FINE SNOW. |
| Feb 16, 8:30 AM EST | SNOW 3.5 | Allagash, ME | |
| Feb 16, 8:38 AM EST | SNOW 1.5 | 4 Sw Dover-Foxcroft, ME | SNOW/SLEET. |
| Feb 16, 8:41 AM EST | SNOW 3 | Monson, ME | SLEET STARTING. |
| Feb 16, 8:45 AM EST | SNOW 3 | 4 E Greenville, ME | LIGHT SNOW AND SLEET. |
| Feb 16, 8:54 AM EST | SNOW 4 | Millinocket, ME | SLEET STARTING. |
| Feb 16, 9:00 AM EST | SNOW 0.5 | Jonesport, ME | SLEET/RAIN MIX. |
| Feb 16, 9:00 AM EST | SNOW 1 | 1 Sw East Machias, ME | SNOW BEFORE CHANGE OVER TO SLEET. |
| Feb 16, 9:08 AM EST | SNOW 3.4 | Lille, ME | |
| Feb 16, 10:00 AM EST | SLEET 0.5 | 1 E Columbia Falls, ME | |
| Feb 16, 10:00 AM EST | SNOW 5.5 | Oxbow, ME | |
| Feb 16, 10:00 AM EST | SNOW 4 | 7 S Long Pond, ME | ICE PELLETS AND SNOW GRAIN CONSISTENCY. VIA FACBEOOK. |
| Feb 16, 10:10 AM EST | SNOW 4 | 2 Sw Cary, ME | |
| Feb 16, 10:34 AM EST | SLEET 0.5 | 2 Sw Lee, ME | |
| Feb 16, 11:11 AM EST | SNOW 4 | 1 S Houlton, ME | SOME SLEET. |
| Feb 16, 11:12 AM EST | SNOW 4.5 | Lille, ME | |
| Feb 16, 11:13 AM EST | SLEET 1 | 4 E East Machias, ME | SLEET AND SNOW. |
| Feb 16, 11:44 AM EST | SNOW 5 | Frenchville, ME | |
| Feb 16, 11:55 AM EST | SNOW 3 | 1 Sw Orrington, ME | MIX SNOW AND SLEET. MOSTLY SLEET. |
| Feb 16, 12:21 PM EST | SNOW 5 | Monson, ME | |
| Feb 16, 12:29 PM EST | SNOW 8.3 | 1 E Limestone, ME | |
| Feb 16, 12:30 PM EST | SNOW 8.5 | 1 Se Fort Kent, ME | |
| Feb 16, 12:52 PM EST | SNOW 6.5 | 1 Ene Presque Isle, ME | |
| Feb 16, 1:00 PM EST | SNOW 2 | 2 W Bangor, ME | |
| Feb 16, 1:19 PM EST | SNOW 2 | 1 Sw Charlotte, ME | HEAVY SNOW AND SLEET. |
| Feb 16, 1:29 PM EST | SNOW 5.5 | 3 Se Fort Fairfield, ME | |
| Feb 16, 1:31 PM EST | FREEZING RAIN 0.1 | 4 Nnw Perry, ME | ROADS SLICK. |
| Feb 16, 1:31 PM EST | SNOW 3 | 3 E Exeter, ME | |
| Feb 16, 1:32 PM EST | SNOW 5 | 1 Wsw Madawaska, ME | |
| Feb 16, 1:46 PM EST | SNOW 5.1 | 1 N Caribou Nws, ME | |
| Feb 16, 1:46 PM EST | SNOW 5.6 | 1 N Caribou Nws, ME | CORRECTS PREVIOUS SNOW REPORT FROM 1 N CARIBOU NWS. |
| Feb 16, 1:49 PM EST | SNOW 7 | 1 W Presque Isle, ME | |
| Feb 16, 2:30 PM EST | SNOW 6 | Oxbow, ME | |
| Feb 16, 2:37 PM EST | SNOW 4.5 | Sherman, ME | STILL SLEETING. |
| Feb 16, 2:44 PM EST | SNOW 1.8 | Eastport, ME | SNOW AND SLEET (MOSTLY SLEET). |
| Feb 16, 3:01 PM EST | SNOW 6 | 1 E Sherman, ME | |
| Feb 16, 3:06 PM EST | SNOW 1.5 | Orrington, ME | FREEZING RAIN PACKED DOWN. |
| Feb 16, 3:24 PM EST | SNOW 5.2 | Lille, ME | |
| Feb 16, 3:43 PM EST | SNOW 3.5 | Bangor, ME | SNOW/SLEET. |
| Feb 16, 4:05 PM EST | SNOW 3.3 | 4 Sw Orient, ME | 1/8 INCH OF SLEET IN ADDITION TO THE SNOWFALL. |
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 00:00Z, 8.3 hours before the alert went out and 147 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
- 903 m above ground
- 0-6 km bulk shear
- 83 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
641 WWUS41 KCAR 150818 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 318 AM EST Mon Feb 15 2021 MEZ001>006-010-011-031-032-152000- /O.UPG.KCAR.WS.A.0004.210216T0500Z-210217T0400Z/ /O.NEW.KCAR.WS.W.0004.210216T0500Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis-Northern Penobscot-Southeast Aroostook- Central Piscataquis-Central Penobscot-Southern Piscataquis- Northern Washington- Including the cities of Sherman, Mount Katahdin, East Millinocket, Guilford, Howland, Greenville, Baker Lake, Churchill Dam, Presque Isle, Springfield, Fort Kent, Frenchville, Clayton Lake, Van Buren, Medway, Patten, Mars Hill, Lincoln, Smyrna Mills, Houlton, Millinocket, Hodgdon, Madawaska, Danforth, Chamberlain Lake, Ashland, Caribou, Vanceboro, Dover-Foxcroft, Topsfield, Blanchard, Milo, Billy-Jack Depot, Baxter St Park, Monson, and Allagash 318 AM EST Mon Feb 15 2021 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations between 6 to 10 inches and sleet accumulations up to one tenth of an inch. * WHERE...Portions of Central Highlands, Far Eastern, Far Northern, North Woods, and Penobscot Valley Maine. * WHEN...From Midnight tonight to 11 PM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow and sleet 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. && $$ MEZ015>017-029-030-152000- /O.NEW.KCAR.WW.Y.0004.210216T0500Z-210217T0000Z/ Southern Penobscot-Interior Hancock-Central Washington-Coastal Hancock-Coastal Washington- Including the cities of Orono, Perry, Orland, Calais, Old Town, Grand Lake Stream, Eastport, Castine, Aurora, Bar Harbor, Wesley, Cherryfield, Princeton, Machias, Dedham, Bangor, Great Pond, Eastbrook, Brewer, Bucksport, Amherst, and Ellsworth 318 AM EST Mon Feb 15 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 7 PM EST TUESDAY... * WHAT...Mixed precipitation expected. Total snow accumulations between 2 to 7 inches, sleet accumulations around one third of an inch and ice accumulations around one tenth of an inch. * WHERE...Portions of Coastal DownEast, Interior DownEast, and Penobscot Valley Maine. * WHEN...From Midnight tonight to 7 PM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday morning and evening commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$
9 follow-up statements
504 WWUS41 KCAR 151423 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 923 AM EST Mon Feb 15 2021 MEZ001>006-010-011-031-032-152300- /O.CON.KCAR.WS.W.0004.210216T0500Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis-Northern Penobscot-Southeast Aroostook- Central Piscataquis-Central Penobscot-Southern Piscataquis- Northern Washington- Including the cities of Sherman, Mount Katahdin, East Millinocket, Guilford, Howland, Greenville, Baker Lake, Churchill Dam, Presque Isle, Springfield, Fort Kent, Frenchville, Clayton Lake, Van Buren, Medway, Patten, Mars Hill, Lincoln, Smyrna Mills, Houlton, Millinocket, Hodgdon, Madawaska, Danforth, Chamberlain Lake, Ashland, Caribou, Vanceboro, Dover-Foxcroft, Topsfield, Blanchard, Milo, Billy-Jack Depot, Baxter St Park, Monson, and Allagash 923 AM EST Mon Feb 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations between 6 to 10 inches and sleet accumulations up to one tenth of an inch. * WHERE...Portions of Central Highlands, Far Eastern, Far Northern, North Woods, and Penobscot Valley Maine. * WHEN...From Midnight tonight to 11 PM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. 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. && $$ MEZ015>017-029-030-152300- /O.CON.KCAR.WW.Y.0004.210216T0500Z-210217T0000Z/ Southern Penobscot-Interior Hancock-Central Washington-Coastal Hancock-Coastal Washington- Including the cities of Orono, Perry, Orland, Calais, Old Town, Grand Lake Stream, Eastport, Castine, Aurora, Bar Harbor, Wesley, Cherryfield, Princeton, Machias, Dedham, Bangor, Great Pond, Eastbrook, Brewer, Bucksport, Amherst, and Ellsworth 923 AM EST Mon Feb 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 7 PM EST TUESDAY... * WHAT...Mixed precipitation expected. Total snow accumulations between 2 to 7 inches, sleet accumulations around one third of an inch and ice accumulations between one tenth to one quarter of an inch. * WHERE...Portions of Coastal DownEast, Interior DownEast, and Penobscot Valley Maine. * WHEN...From Midnight tonight to 7 PM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday morning and evening commutes. Gusty winds could bring down tree branches. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ Sinko
307 WWUS41 KCAR 152025 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 325 PM EST Mon Feb 15 2021 MEZ001>004-160430- /O.CON.KCAR.WS.W.0004.210216T0500Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis- Including the cities of Mars Hill, Fort Kent, Frenchville, Mount Katahdin, Clayton Lake, Van Buren, Baker Lake, Madawaska, Churchill Dam, Presque Isle, Chamberlain Lake, Ashland, Billy-Jack Depot, Baxter St Park, Caribou, and Allagash 325 PM EST Mon Feb 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations between 7 to 10 inches. * WHERE...Northeast Aroostook, Northwest Aroostook, Northern Piscataquis and Northern Somerset Counties. * WHEN...From Midnight tonight to 11 PM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. 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. && $$ MEZ005-006-010-011-031-032-160430- /O.CON.KCAR.WS.W.0004.210216T0500Z-210217T0400Z/ Northern Penobscot-Southeast Aroostook-Central Piscataquis- Central Penobscot-Southern Piscataquis-Northern Washington- Including the cities of Vanceboro, Lincoln, Smyrna Mills, Houlton, Topsfield, East Millinocket, Medway, Howland, Sherman, Hodgdon, Greenville, Danforth, Millinocket, Blanchard, Milo, Dover-Foxcroft, Patten, Monson, Guilford, and Springfield 325 PM EST Mon Feb 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM EST TUESDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations between 5 to 8 inches, sleet accumulations between one tenth and two tenths of an inch and ice accumulations of a light glaze. * WHERE...Portions of Central Highlands, Far Eastern, and Penobscot Valley Maine. * WHEN...From Midnight tonight to 11 PM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet, and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ015>017-029-030-160430- /O.CON.KCAR.WW.Y.0004.210216T0500Z-210217T0000Z/ Southern Penobscot-Interior Hancock-Central Washington-Coastal Hancock-Coastal Washington- Including the cities of Orono, Perry, Orland, Calais, Old Town, Grand Lake Stream, Eastport, Castine, Aurora, Bar Harbor, Wesley, Cherryfield, Princeton, Machias, Dedham, Bangor, Great Pond, Eastbrook, Brewer, Bucksport, Amherst, and Ellsworth 325 PM EST Mon Feb 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 7 PM EST TUESDAY... * WHAT...Mixed precipitation expected. Total snow accumulations between 3 to 5 inches, sleet accumulations between one tenth and two tenths of an inch and ice accumulations up to one quarter of an inch. * WHERE...Portions of Coastal DownEast, Interior DownEast, and Penobscot Valley Maine. * WHEN...From Midnight tonight to 7 PM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday morning and evening commutes. 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. && $$ Sinko
432 WWUS41 KCAR 152322 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 622 PM EST Mon Feb 15 2021 MEZ001>004-160730- /O.CON.KCAR.WS.W.0004.210216T0500Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis- Including the cities of Mars Hill, Fort Kent, Frenchville, Mount Katahdin, Clayton Lake, Van Buren, Baker Lake, Madawaska, Churchill Dam, Presque Isle, Chamberlain Lake, Ashland, Billy-Jack Depot, Baxter St Park, Caribou, and Allagash 622 PM EST Mon Feb 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations between 7 to 10 inches. * WHERE...Northeast Aroostook, Northwest Aroostook, Northern Piscataquis and Northern Somerset Counties. * WHEN...From Midnight tonight to 11 PM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means severe winter weather conditions will make travel extremely dangerous. If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ005-006-010-011-031-032-160730- /O.CON.KCAR.WS.W.0004.210216T0500Z-210217T0400Z/ Northern Penobscot-Southeast Aroostook-Central Piscataquis- Central Penobscot-Southern Piscataquis-Northern Washington- Including the cities of Vanceboro, Lincoln, Smyrna Mills, Houlton, Topsfield, East Millinocket, Medway, Howland, Sherman, Hodgdon, Greenville, Danforth, Millinocket, Blanchard, Milo, Dover-Foxcroft, Patten, Monson, Guilford, and Springfield 622 PM EST Mon Feb 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM EST TUESDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations between 5 to 8 inches, sleet accumulations between one tenth and two tenths of an inch, and ice accumulations of a light glaze. * WHERE...Portions of Central Highlands, Far Eastern, and Penobscot Valley Maine. * WHEN...From Midnight tonight to 11 PM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. 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. && $$ MEZ015>017-029-030-160730- /O.CON.KCAR.WW.Y.0004.210216T0500Z-210217T0000Z/ Southern Penobscot-Interior Hancock-Central Washington-Coastal Hancock-Coastal Washington- Including the cities of Orono, Perry, Orland, Calais, Old Town, Grand Lake Stream, Eastport, Castine, Aurora, Bar Harbor, Wesley, Cherryfield, Princeton, Machias, Dedham, Bangor, Great Pond, Eastbrook, Brewer, Bucksport, Amherst, and Ellsworth 622 PM EST Mon Feb 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 7 PM EST TUESDAY... * WHAT...Mixed precipitation expected. Total snow accumulations between 3 to 5 inches, sleet accumulations between one tenth and two tenths of an inch, and ice accumulations up to one quarter of an inch. * WHERE...Portions of Coastal DownEast, Interior DownEast, and Penobscot Valley Maine. * WHEN...From Midnight tonight to 7 PM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday morning and evening commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ CB
073 WWUS41 KCAR 160211 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 911 PM EST Mon Feb 15 2021 MEZ001>004-161015- /O.CON.KCAR.WS.W.0004.210216T0500Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis- Including the cities of Mars Hill, Fort Kent, Frenchville, Mount Katahdin, Clayton Lake, Van Buren, Baker Lake, Madawaska, Churchill Dam, Presque Isle, Chamberlain Lake, Ashland, Billy-Jack Depot, Baxter St Park, Caribou, and Allagash 911 PM EST Mon Feb 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations between 7 to 10 inches. * WHERE...Northeast Aroostook, Northwest Aroostook, Northern Piscataquis and Northern Somerset Counties. * WHEN...Until 11 PM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. 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. && $$ MEZ005-006-010-011-031-032-161015- /O.CON.KCAR.WS.W.0004.210216T0500Z-210217T0400Z/ Northern Penobscot-Southeast Aroostook-Central Piscataquis- Central Penobscot-Southern Piscataquis-Northern Washington- Including the cities of Vanceboro, Lincoln, Smyrna Mills, Houlton, Topsfield, East Millinocket, Medway, Howland, Sherman, Hodgdon, Greenville, Danforth, Millinocket, Blanchard, Milo, Dover-Foxcroft, Patten, Monson, Guilford, and Springfield 911 PM EST Mon Feb 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST TUESDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations between 5 to 8 inches, sleet accumulations between one tenth and two tenths of an inch, and ice accumulations of a light glaze. * WHERE...Portions of Central Highlands, Far Eastern, and Penobscot Valley Maine. * WHEN...Until 11 PM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet, and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ015>017-029-030-161015- /O.CON.KCAR.WW.Y.0004.210216T0500Z-210217T0000Z/ Southern Penobscot-Interior Hancock-Central Washington-Coastal Hancock-Coastal Washington- Including the cities of Orono, Perry, Orland, Calais, Old Town, Grand Lake Stream, Eastport, Castine, Aurora, Bar Harbor, Wesley, Cherryfield, Princeton, Machias, Dedham, Bangor, Great Pond, Eastbrook, Brewer, Bucksport, Amherst, and Ellsworth 911 PM EST Mon Feb 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST TUESDAY... * WHAT...Mixed precipitation expected. Total snow accumulations between 3 to 5 inches, sleet accumulations between one tenth and two tenths of an inch, and ice accumulations up to one quarter of an inch. * WHERE...Portions of Coastal DownEast, Interior DownEast, and Penobscot Valley Maine. * WHEN...Until 7 PM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday morning and evening commutes. 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. && $$ CB
442 WWUS41 KCAR 160810 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 310 AM EST Tue Feb 16 2021 MEZ001>004-161615- /O.CON.KCAR.WS.W.0004.000000T0000Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis- Including the cities of Mars Hill, Fort Kent, Frenchville, Mount Katahdin, Clayton Lake, Van Buren, Baker Lake, Madawaska, Churchill Dam, Presque Isle, Chamberlain Lake, Ashland, Billy-Jack Depot, Baxter St Park, Caribou, and Allagash 310 AM EST Tue Feb 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING... * WHAT...Heavy snow. Additional snow accumulations between 7 to 10 inches for a storm total of 8 to 12 inches and sleet accumulations up to one tenth of an inch. * WHERE...Northeast Aroostook, Northwest Aroostook, Northern Piscataquis and Northern Somerset Counties. * WHEN...Until 11 PM EST this evening. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow and sleet means severe winter weather conditions will make travel extremely dangerous. If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ005-006-010-011-031-032-161615- /O.CON.KCAR.WS.W.0004.000000T0000Z-210217T0400Z/ Northern Penobscot-Southeast Aroostook-Central Piscataquis- Central Penobscot-Southern Piscataquis-Northern Washington- Including the cities of Vanceboro, Lincoln, Smyrna Mills, Houlton, Topsfield, East Millinocket, Medway, Howland, Sherman, Hodgdon, Greenville, Danforth, Millinocket, Blanchard, Milo, Dover-Foxcroft, Patten, Monson, Guilford, and Springfield 310 AM EST Tue Feb 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING... * WHAT...Heavy mixed precipitation. Additional snow accumulations between 4 to 9 inches for a storm total of 5 to 10 inches, sleet accumulations around one half of an inch and ice accumulations around two tenths of an inch. * WHERE...Portions of Central Highlands, Far Eastern, and Penobscot Valley Maine. * WHEN...Until 11 PM EST this evening. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. 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. && $$ MEZ015>017-029-030-161615- /O.CON.KCAR.WW.Y.0004.000000T0000Z-210217T0000Z/ Southern Penobscot-Interior Hancock-Central Washington-Coastal Hancock-Coastal Washington- Including the cities of Orono, Perry, Orland, Calais, Old Town, Grand Lake Stream, Eastport, Castine, Aurora, Bar Harbor, Wesley, Cherryfield, Princeton, Machias, Dedham, Bangor, Great Pond, Eastbrook, Brewer, Bucksport, Amherst, and Ellsworth 310 AM EST Tue Feb 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Mixed precipitation. Additional snow accumulations between 1 to 3 inches for a storm total of 2 to 4 inches, sleet accumulations around one half of an inch and ice accumulations up to three tenths of an inch. * WHERE...Portions of Coastal DownEast, Interior DownEast, and Penobscot Valley Maine. * WHEN...Until 7 PM EST this evening. * IMPACTS...Power outages and tree damage are likely due to the ice. Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. Gusty winds could bring down tree branches. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet or freezing rain will cause travel difficulties. Expect slippery roads and limited visibilities, and use caution while driving. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$
356 WWUS41 KCAR 161336 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 836 AM EST Tue Feb 16 2021 MEZ001>004-162145- /O.CON.KCAR.WS.W.0004.000000T0000Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis- Including the cities of Mars Hill, Fort Kent, Frenchville, Mount Katahdin, Clayton Lake, Van Buren, Baker Lake, Madawaska, Churchill Dam, Presque Isle, Chamberlain Lake, Ashland, Billy-Jack Depot, Baxter St Park, Caribou, and Allagash 836 AM EST Tue Feb 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING... * WHAT...Heavy snow. Additional snow accumulations between 4 to 8 inches for a storm total of 8 to 12 inches and sleet accumulations up to one tenth of an inch. * WHERE...Northeast Aroostook, Northwest Aroostook, Northern Piscataquis and Northern Somerset Counties. * WHEN...Until 11 PM EST this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow and sleet 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. && $$ MEZ005-006-010-011-031-032-162145- /O.CON.KCAR.WS.W.0004.000000T0000Z-210217T0400Z/ Northern Penobscot-Southeast Aroostook-Central Piscataquis- Central Penobscot-Southern Piscataquis-Northern Washington- Including the cities of Vanceboro, Lincoln, Smyrna Mills, Houlton, Topsfield, East Millinocket, Medway, Howland, Sherman, Hodgdon, Greenville, Danforth, Millinocket, Blanchard, Milo, Dover-Foxcroft, Patten, Monson, Guilford, and Springfield 836 AM EST Tue Feb 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING... * WHAT...Heavy mixed precipitation. Additional snow accumulations between 2 to 4 inches for a storm total of 4 to 9 inches, sleet accumulations around three quarters of an inch and ice accumulations around one tenth of an inch. * WHERE...Portions of Central Highlands, Far Eastern, and Penobscot Valley Maine. * WHEN...Until 11 PM EST this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet, and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ015>017-029-030-162145- /O.CON.KCAR.WW.Y.0004.000000T0000Z-210217T0000Z/ Southern Penobscot-Interior Hancock-Central Washington-Coastal Hancock-Coastal Washington- Including the cities of Orono, Perry, Orland, Calais, Old Town, Grand Lake Stream, Eastport, Castine, Aurora, Bar Harbor, Wesley, Cherryfield, Princeton, Machias, Dedham, Bangor, Great Pond, Eastbrook, Brewer, Bucksport, Amherst, and Ellsworth 836 AM EST Tue Feb 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Mixed precipitation. Additional snow accumulations up to two inches for a storm total of 1 to 3 inches, sleet accumulations around one half of an inch and ice accumulations between one tenth to two tenths of an inch. * WHERE...Portions of Coastal DownEast, Interior DownEast, and Penobscot Valley Maine. * WHEN...Until 7 PM EST this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday 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. && $$ Sinko
346 WWUS41 KCAR 161747 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 1247 PM EST Tue Feb 16 2021 MEZ029-030-161900- /O.CAN.KCAR.WW.Y.0004.000000T0000Z-210217T0000Z/ Coastal Hancock-Coastal Washington- Including the cities of Eastport, Perry, Castine, Orland, Bucksport, Bar Harbor, Machias, Ellsworth, and Cherryfield 1247 PM EST Tue Feb 16 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Temperatures have risen above freezing which has changed precipitation to rain or drizzle. Travel conditions have rapidly improved. $$ MEZ001>004-170200- /O.CON.KCAR.WS.W.0004.000000T0000Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis- Including the cities of Mars Hill, Fort Kent, Frenchville, Mount Katahdin, Clayton Lake, Van Buren, Baker Lake, Madawaska, Churchill Dam, Presque Isle, Chamberlain Lake, Ashland, Billy-Jack Depot, Baxter St Park, Caribou, and Allagash 1247 PM EST Tue Feb 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING... * WHAT...Snow. Additional snow accumulations between 1 to 3 inches for a storm total of 7 to 10 inches. * WHERE...Northeast Aroostook, Northwest Aroostook, Northern Piscataquis and Northern Somerset Counties. * WHEN...Until 11 PM EST this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday 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. && $$ MEZ005-006-010-011-031-032-170200- /O.CON.KCAR.WS.W.0004.000000T0000Z-210217T0400Z/ Northern Penobscot-Southeast Aroostook-Central Piscataquis- Central Penobscot-Southern Piscataquis-Northern Washington- Including the cities of Vanceboro, Lincoln, Smyrna Mills, Houlton, Topsfield, East Millinocket, Medway, Howland, Sherman, Hodgdon, Greenville, Danforth, Millinocket, Blanchard, Milo, Dover-Foxcroft, Patten, Monson, Guilford, and Springfield 1247 PM EST Tue Feb 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING... * WHAT...Mixed precipitation. Additional snow and sleet accumulations up to 1 inch for a storm total of 4 to 9 inches, ice accumulations around one tenth of an inch. * WHERE...Portions of Central Highlands, Far Eastern, and Penobscot Valley Maine. * WHEN...Until 11 PM EST this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet, and ice will make travel extremely dangerous. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ MEZ015>017-170000- /O.CON.KCAR.WW.Y.0004.000000T0000Z-210217T0000Z/ Southern Penobscot-Interior Hancock-Central Washington- Including the cities of Orono, Wesley, Great Pond, Brewer, Aurora, Princeton, Calais, Old Town, Bangor, Amherst, Dedham, Grand Lake Stream, and Eastbrook 1247 PM EST Tue Feb 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Mixed precipitation. Additional sleet accumulations up to one tenth of an inch and additional ice accumulations up to one tenth of an inch. * WHERE...Central Washington, Interior Hancock and Southern Penobscot Counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday 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. && $$ Sinko
117 WWUS41 KCAR 162023 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 323 PM EST Tue Feb 16 2021 MEZ003>006-010-011-031-032-162130- /O.CAN.KCAR.WS.W.0004.000000T0000Z-210217T0400Z/ Northern Somerset-Northern Piscataquis-Northern Penobscot- Southeast Aroostook-Central Piscataquis-Central Penobscot- Southern Piscataquis-Northern Washington- Including the cities of Mount Katahdin, East Millinocket, Howland, Greenville, Baker Lake, Churchill Dam, Springfield, Sherman, Guilford, Patten, Hodgdon, Lincoln, Smyrna Mills, Houlton, Medway, Millinocket, Danforth, Chamberlain Lake, Vanceboro, Dover-Foxcroft, Topsfield, Blanchard, Milo, Billy-Jack Depot, Baxter St Park, and Monson 323 PM EST Tue Feb 16 2021 ...WINTER STORM WARNING IS CANCELLED... Precipitation has ended across the area with just areas of Freezing Drizzle impacting untreated surfaces. Use caution if you must travel this evening. $$ MEZ015>017-162130- /O.CAN.KCAR.WW.Y.0004.000000T0000Z-210217T0000Z/ Southern Penobscot-Interior Hancock-Central Washington- Including the cities of Orono, Wesley, Great Pond, Brewer, Aurora, Princeton, Calais, Old Town, Bangor, Amherst, Dedham, Grand Lake Stream, and Eastbrook 323 PM EST Tue Feb 16 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Precipitation has ended across the area with just areas of Freezing Drizzle impacting untreated surfaces. Use caution if you must travel this evening. $$ MEZ001-002-170400- /O.CON.KCAR.WS.W.0004.000000T0000Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook- Including the cities of Mars Hill, Fort Kent, Frenchville, Clayton Lake, Van Buren, Madawaska, Presque Isle, Ashland, Caribou, and Allagash 323 PM EST Tue Feb 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING... * WHAT...Snow. Additional snow accumulations between 1 to 2 inches for a storm total of 7 to 10 inches. * WHERE...Northeast Aroostook and Northwest Aroostook Counties. * WHEN...Until 11 PM EST this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow and sleet means severe winter weather conditions will make travel extremely dangerous. If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for Maine can be obtained by going to newengland511.org. && $$ Sinko
578 WWUS41 KCAR 162221 WSWCAR URGENT - WINTER WEATHER MESSAGE National Weather Service Caribou ME 521 PM EST Tue Feb 16 2021 MEZ001-002-162330- /O.CAN.KCAR.WS.W.0004.000000T0000Z-210217T0400Z/ Northwest Aroostook-Northeast Aroostook- Including the cities of Mars Hill, Fort Kent, Frenchville, Clayton Lake, Van Buren, Madawaska, Presque Isle, Ashland, Caribou, and Allagash 521 PM EST Tue Feb 16 2021 ...WINTER STORM WARNING IS CANCELLED... The steady snow has ended across the region. There will be areas of spotty freezing drizzle and flurries this evening and any untreated surfaces will remain slick. Another weak disturbance may bring an inch of snow to the area late this evening. $$ CB
The office that day
Everything else NWS Caribou, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 15, 3:18 AM EST | Winter Weather Advisory | CAR | Hancock, Penobscot, Washington | 36 hr |
| Feb 15, 3:28 AM EST | Small Craft Advisory | CAR | 71 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.