Alert archive / Minnesota / Wind Chill Advisories in 2021

Wind Chill Advisory 2, NWS Duluth, MN

January 25, 20218 counties in Minnesota

NWS Duluth, MN issued this wind chill advisory at Jan 25, 2021, 1:56 PM CST for 8 counties in Minnesota. It took effect at Jan 25, 2021, 9:00 PM CST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Jan 25, 2021, 1:56 PM CST (19:56 UTC)
In effect from
Jan 25, 2021, 9:00 PM CST
Expired
Jan 26, 2021, 9:00 AM CST
In force
12 hr
Issued by
NWS Duluth, MN

Counties Aitkin County, MN, Carlton County, MN, Cass County, MN, Cook County, MN, Itasca County, MN, Koochiching County, MN, Lake County, MN, Saint Louis County, MN

The radar

The Duluth radar (KDLH), 72 km from the middle of the area, began a volume at 20:03 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

International Fa, MN (KINL), launched 12:00Z, 7.9 hours before the alert went out and 141 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, International Fa, MN at 12:00Z on 2021-01-25Temperature 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, International Fa, MN at 12:00Z on 2021-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -52 square meters per square second.1939587897Sfc1 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
1357 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
-52 m²/s²
0-3 km storm-relative helicity
25 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

442 
WWUS43 KDLH 251956
WSWDLH

URGENT - WINTER WEATHER MESSAGE
National Weather Service Duluth MN
156 PM CST Mon Jan 25 2021

MNZ010>012-018>021-025-026-035-037-260800-
/O.NEW.KDLH.WC.Y.0002.210126T0300Z-210126T1800Z/
Koochiching-North St. Louis-Northern Cook and Lake-North Itasca-
Central St. Louis-Southern Lake-Southern Cook-North Cass-
South Itasca-Northern Aitkin-Carlton and South St. Louis-
Including the cities of International Falls, Ely, Isabella, 
Bigfork, Hibbing, Two Harbors, Silver Bay, Grand Marais, Walker, 
Grand Rapids, Hill City, and Duluth
156 PM CST Mon Jan 25 2021

...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST TUESDAY...

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

* WHERE...Portions of east central, north central and northeast 
  Minnesota.

* WHEN...From 9 PM this evening to noon CST Tuesday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

For more information from the National Weather Service visit
http://weather.gov/Duluth
3 follow-up statements
686 
WWUS43 KDLH 260311
WSWDLH

URGENT - WINTER WEATHER MESSAGE
National Weather Service Duluth MN
911 PM CST Mon Jan 25 2021

MNZ010>012-018>021-025-026-035-037-261515-
/O.CON.KDLH.WC.Y.0002.000000T0000Z-210126T1800Z/
Koochiching-North St. Louis-Northern Cook and Lake-North Itasca-
Central St. Louis-Southern Lake-Southern Cook-North Cass-
South Itasca-Northern Aitkin-Carlton and South St. Louis-
Including the cities of International Falls, Ely, Isabella, 
Bigfork, Hibbing, Two Harbors, Silver Bay, Grand Marais, Walker, 
Grand Rapids, Hill City, and Duluth
911 PM CST Mon Jan 25 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TUESDAY...

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

* WHERE...Portions of east central, north central and northeast 
  Minnesota.

* WHEN...Until noon CST Tuesday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

For more information from the National Weather Service visit
http://weather.gov/Duluth
600 
WWUS43 KDLH 260828
WSWDLH

URGENT - WINTER WEATHER MESSAGE
National Weather Service Duluth MN
228 AM CST Tue Jan 26 2021

MNZ010>012-018>020-025-026-035-037-260930-
/O.CAN.KDLH.WC.Y.0002.000000T0000Z-210126T1800Z/
Koochiching-North St. Louis-Northern Cook and Lake-North Itasca-
Central St. Louis-Southern Lake-North Cass-South Itasca-
Northern Aitkin-Carlton and South St. Louis-
Including the cities of International Falls, Ely, Isabella, 
Bigfork, Hibbing, Two Harbors, Silver Bay, Walker, Grand Rapids, 
Hill City, and Duluth
228 AM CST Tue Jan 26 2021

...WIND CHILL ADVISORY IS CANCELLED...

A thin layer of clouds have kept temperatures from dropping too
far, thus wind chills are not as cold as expected.

$$

MNZ021-261500-
/O.EXT.KDLH.WC.Y.0002.000000T0000Z-210126T1500Z/
Southern Cook-
Including the city of Grand Marais
228 AM CST Tue Jan 26 2021

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 9 AM CST THIS
MORNING...

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

* WHERE...Southern Cook County. This includes the Tribal Lands 
  of the Grand Portage Reservation.

* WHEN...Until 9 AM CST this morning.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

For more information from the National Weather Service visit
http://weather.gov/Duluth
288 
WWUS43 KDLH 261506
WSWDLH

URGENT - WINTER WEATHER MESSAGE
National Weather Service Duluth MN
906 AM CST Tue Jan 26 2021

MNZ021-261615-
/O.EXP.KDLH.WC.Y.0002.000000T0000Z-210126T1500Z/
Southern Cook-
Including the city of Grand Marais
906 AM CST Tue Jan 26 2021

...WIND CHILL ADVISORY HAS EXPIRED...

Wind chills continue to improve across the region, including along
the North Shore where values 25 degrees below zero or colder
lingered the longest. Another bout of dangerous wind chills will
be possible tonight.

$$

For more information from the National Weather Service visit
http://weather.gov/Duluth

Nearby

Wind Chill Advisories in Minnesota, 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.