Alert archive / Maine / Wind Chill Advisories in 2021

Wind Chill Advisory 7, NWS Caribou, ME

March 4, 2021Aroostook County, Piscataquis County, Somerset County, Maine

NWS Caribou, ME issued this wind chill advisory at Mar 4, 2021, 4:17 AM EST for Aroostook County, Piscataquis County, Somerset County, Maine. It took effect at Mar 5, 2021, 3:00 AM EST. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Mar 4, 2021, 4:17 AM EST (09:17 UTC)
In effect from
Mar 5, 2021, 3:00 AM EST
Expired
Mar 5, 2021, 6:44 AM EST
In force
4 hr
Issued by
NWS Caribou, ME

Counties Aroostook County, ME, Piscataquis County, ME, Somerset County, ME

The radar

The Caribou radar (KCBW), 114 km from the middle of the area, began a volume at 09:22 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.

The nearest sounding before it

Caribou, ME (KCAR), launched 00:00Z, 9.3 hours before the alert went out and 138 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Caribou, ME at 00:00Z on 2021-03-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Caribou, ME at 00:00Z on 2021-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 169 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1796 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
169 m²/s²
0-3 km storm-relative helicity
197 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

562 
WWUS41 KCAR 040917
WSWCAR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Caribou ME
417 AM EST Thu Mar 4 2021

MEZ001-003-004-041730-
/O.NEW.KCAR.WC.Y.0007.210305T0800Z-210305T1300Z/
Northwest Aroostook-Northern Somerset-Northern Piscataquis-
Including the cities of Fort Kent, Frenchville, Mount Katahdin,
Clayton Lake, Baker Lake, Madawaska, Churchill Dam, Chamberlain
Lake, Billy-Jack Depot, Baxter St Park, and Allagash
417 AM EST Thu Mar 4 2021

...WIND CHILL ADVISORY IN EFFECT FROM 3 AM TO 8 AM EST FRIDAY...

* WHAT...Very cold wind chills expected. Wind chills as low as 20 to 
  25 below zero.

* WHERE...Northwest Aroostook, Northern Piscataquis and Northern 
  Somerset Counties.

* WHEN...From 3 AM to 8 AM EST Friday.

* IMPACTS...The dangerously cold wind chills could cause frostbite 
  on exposed skin in as little as 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will combine 
to create low wind chills. Frostbite and hypothermia can occur if 
precautions are not taken. Make sure you wear a hat and gloves.

&&

$$

Hewitt
6 follow-up statements
286 
WWUS41 KCAR 041819
WSWCAR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Caribou ME
119 PM EST Thu Mar 4 2021

MEZ001-003-004-050230-
/O.CON.KCAR.WC.Y.0007.210305T0800Z-210305T1300Z/
Northwest Aroostook-Northern Somerset-Northern Piscataquis-
Including the cities of Fort Kent, Frenchville, Mount Katahdin,
Clayton Lake, Baker Lake, Madawaska, Churchill Dam, Chamberlain
Lake, Billy-Jack Depot, Baxter St Park, and Allagash
119 PM EST Thu Mar 4 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 3 AM TO 8 AM EST 
FRIDAY...

* WHAT...Very cold wind chills expected. Wind chills as low as 25 
  below zero.

* WHERE...Northwest Aroostook, Northern Piscataquis and Northern 
  Somerset Counties.

* WHEN...From 3 AM to 8 AM EST Friday.

* IMPACTS...The dangerously cold wind chills could cause frostbite 
  on exposed skin in as little as 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will combine 
to create low wind chills. Frostbite and hypothermia can occur if 
precautions are not taken. Make sure you wear a hat and gloves.

&&

$$

AStrauser
972 
WWUS41 KCAR 042003
WSWCAR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Caribou ME
303 PM EST Thu Mar 4 2021

MEZ001-003-004-050900-
/O.CON.KCAR.WC.Y.0007.210305T0800Z-210305T1300Z/
Northwest Aroostook-Northern Somerset-Northern Piscataquis-
Including the cities of Fort Kent, Frenchville, Mount Katahdin,
Clayton Lake, Baker Lake, Madawaska, Churchill Dam, Chamberlain
Lake, Billy-Jack Depot, Baxter St Park, and Allagash
303 PM EST Thu Mar 4 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 3 AM TO 8 AM EST 
FRIDAY...

* WHAT...Very cold wind chills expected. Wind chills as low as 30 
  below zero.

* WHERE...Northwest Aroostook, Northern Piscataquis and Northern 
  Somerset Counties.

* WHEN...From 3 AM to 8 AM EST Friday.

* IMPACTS...The dangerously cold wind chills could cause frostbite 
  on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will combine 
to create low wind chills. Frostbite and hypothermia can occur if 
precautions are not taken. Make sure you wear a hat and gloves.

&&

$$

AStrauser
114 
WWUS41 KCAR 042331
WSWCAR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Caribou ME
631 PM EST Thu Mar 4 2021

MEZ001-003-004-050745-
/O.CON.KCAR.WC.Y.0007.210305T0800Z-210305T1300Z/
Northwest Aroostook-Northern Somerset-Northern Piscataquis-
Including the cities of Allagash, Clayton Lake, Madawaska, 
Fort Kent, Frenchville, Baker Lake, Billy-Jack Depot, 
Baxter St Park, Chamberlain Lake, Churchill Dam, 
and Mount Katahdin
631 PM EST Thu Mar 4 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 3 AM TO 8 AM EST
FRIDAY...

* WHAT...Very cold wind chills expected. Wind chills as low as 
  30 below zero expected.

* WHERE...Northern Somerset, Northwest Aroostook and Northern 
  Piscataquis Counties.

* WHEN...From 3 AM to 8 AM EST Friday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frostbite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves. 

&&

$$
873 
WWUS41 KCAR 050305
WSWCAR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Caribou ME
1005 PM EST Thu Mar 4 2021

MEZ001-003-004-051115-
/O.CON.KCAR.WC.Y.0007.210305T0800Z-210305T1300Z/
Northwest Aroostook-Northern Somerset-Northern Piscataquis-
Including the cities of Allagash, Clayton Lake, Madawaska, 
Fort Kent, Frenchville, Baker Lake, Billy-Jack Depot, 
Baxter St Park, Chamberlain Lake, Churchill Dam, 
and Mount Katahdin
1005 PM EST Thu Mar 4 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 3 AM TO 8 AM EST
FRIDAY...

* WHAT...Very cold wind chills expected. Wind chills as low as 
  30 below zero expected.

* WHERE...Northern Somerset, Northwest Aroostook and Northern 
  Piscataquis Counties.

* WHEN...From 3 AM to 8 AM EST Friday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frostbite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves. 

&&

$$
954 
WWUS41 KCAR 050850
WSWCAR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Caribou ME
350 AM EST Fri Mar 5 2021

MEZ001-003-004-051300-
/O.CON.KCAR.WC.Y.0007.000000T0000Z-210305T1300Z/
Northwest Aroostook-Northern Somerset-Northern Piscataquis-
Including the cities of Allagash, Clayton Lake, Madawaska, 
Fort Kent, Frenchville, Baker Lake, Billy-Jack Depot, 
Baxter St Park, Chamberlain Lake, Churchill Dam, 
and Mount Katahdin
350 AM EST Fri Mar 5 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM EST THIS
MORNING...

* WHAT...Very cold wind chills expected. Wind chills as low as 25
  below zero expected.

* WHERE...Northern Somerset, Northwest Aroostook and Northern 
  Piscataquis Counties.

* WHEN...From 3 AM to 8 AM EST Friday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frostbite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves. 

&&

$$
065 
WWUS41 KCAR 051144
WSWCAR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Caribou ME
644 AM EST Fri Mar 5 2021

MEZ001-003-004-051245-
/O.CAN.KCAR.WC.Y.0007.000000T0000Z-210305T1300Z/
/00000.0.UU.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northwest Aroostook-Northern Somerset-Northern Piscataquis-
Including the cities of Fort Kent, Frenchville, Mount Katahdin,
Clayton Lake, Baker Lake, Madawaska, Churchill Dam, Chamberlain
Lake, Billy-Jack Depot, Baxter St Park, and Allagash
644 AM EST Fri Mar 5 2021

...WIND CHILL ADVISORY IS CANCELLED...

Temperatures have remained above zero through the morning and with 
the winds dropping off, the Wind Chill Advisory has been cancelled.

$$

Hewitt

The office that day

Everything else NWS Caribou, ME issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 4, 12:42 PM ESTSpecial Weather StatementCAR93 min

Nearby

Wind Chill Advisories in Maine, 2021Every wind chill advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.