Alert archive / Minnesota / Wind Advisories in 2021

Wind Advisory 6, NWS Duluth, MN

December 1, 20214 counties in Minnesota

NWS Duluth, MN issued this wind advisory at Dec 1, 2021, 2:59 PM CST for 4 counties in Minnesota. It took effect at Dec 1, 2021, 9:00 PM CST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Dec 1, 2021, 2:59 PM CST (20:59 UTC)
In effect from
Dec 1, 2021, 9:00 PM CST
Expired
Dec 2, 2021, 2:39 AM CST
In force
6 hr
Issued by
NWS Duluth, MN

Counties Carlton County, MN, Cook County, MN, Lake County, MN, Saint Louis County, MN

The radar

The Duluth radar (KDLH), 69 km from the middle of the area, began a volume at 21:01 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, 9.0 hours before the alert went out and 174 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 2021-12-01Temperature 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 2021-12-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 302 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
449 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
302 m²/s²
0-3 km storm-relative helicity
380 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

785 
WWUS73 KDLH 012059
NPWDLH

URGENT - WEATHER MESSAGE
National Weather Service Duluth MN
259 PM CST Wed Dec 1 2021

MNZ020-021-020900-
/O.NEW.KDLH.WI.Y.0006.211202T0300Z-211202T1200Z/
Southern Lake-Southern Cook-
Including the cities of Two Harbors, Silver Bay, and Grand Marais
259 PM CST Wed Dec 1 2021

...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 6 AM CST
THURSDAY...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Southern Lake and Southern Cook Counties. This 
  includes the Tribal Lands of the Grand Portage Reservation.

* WHEN...From 9 PM this evening to 6 AM CST Thursday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

MNZ037-020900-
/O.NEW.KDLH.WI.Y.0006.211202T0300Z-211202T1200Z/
Carlton and South St. Louis-
Including the city of Duluth
259 PM CST Wed Dec 1 2021

...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 6 AM CST
THURSDAY...

* WHAT...Northwest winds 15 to 20 mph with gusts up to 45 mph 
  expected.

* WHERE...Carlton and South St. Louis County. This includes the 
  Tribal Lands of the Fond du Lac Band.

* WHEN...From 9 PM this evening to 6 AM CST Thursday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

Huyck
1 follow-up statement
868 
WWUS73 KDLH 020839
NPWDLH

URGENT - WEATHER MESSAGE
National Weather Service Duluth MN
239 AM CST Thu Dec 2 2021

MNZ020-021-037-020945-
/O.CAN.KDLH.WI.Y.0006.000000T0000Z-211202T1200Z/
Southern Lake-Southern Cook-Carlton and South St. Louis-
Including the cities of Two Harbors, Silver Bay, Grand Marais, 
and Duluth
239 AM CST Thu Dec 2 2021

...WIND ADVISORY IS CANCELLED...

$$

The office that day

Everything else NWS Duluth, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 30, 9:52 PM CSTGale WatchDLH6 hr
Nov 30, 9:52 PM CSTSmall Craft AdvisoryDLH23 hr
Dec 1, 3:37 AM CSTGale WarningDLH26 hr
Dec 1, 3:03 PM CSTStorm WarningDLH12 hr

Nearby

Wind Advisories in Minnesota, 2021Every wind 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.