Alert archive / Minnesota / Wind Advisories in 2021
Wind Advisory 4, NWS Duluth, MN
NWS Duluth, MN issued this wind advisory at Sep 21, 2021, 2:32 AM CDT for Cook County, Minnesota. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Sep 21, 2021, 2:32 AM CDT (07:32 UTC)
- Expired
- Sep 21, 2021, 6:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Duluth, MN
County Cook County, MN
The radar
The Duluth radar (KDLH), 166 km from the middle of the area, began a volume at 07:37 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 00:00Z, 7.5 hours before the alert went out and 221 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
- 9 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 538 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- -78 m²/s²
- 0-3 km storm-relative helicity
- 6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
812 WWUS73 KDLH 210732 NPWDLH URGENT - WEATHER MESSAGE National Weather Service Duluth MN 232 AM CDT Tue Sep 21 2021 MNZ021-211100- /O.NEW.KDLH.WI.Y.0004.210921T0732Z-210921T1100Z/ Southern Cook- Including the city of Grand Marais 232 AM CDT Tue Sep 21 2021 ...WIND ADVISORY IN EFFECT UNTIL 6 AM CDT EARLY THIS MORNING... * WHAT...Northwest winds 15 to 25 mph with gusts between 45 to 55 mph. Some gusts could be as high as 60 mph as times. * WHERE...Southern Cook County. This includes the Tribal Lands of the Grand Portage Reservation. * WHEN...Until 6 AM CDT early this morning. * 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. && $$ JTS
2 follow-up statements
097 WWUS73 KDLH 210750 NPWDLH URGENT - WEATHER MESSAGE National Weather Service Duluth MN 250 AM CDT Tue Sep 21 2021 MNZ010>012-018-019-026-035>038-WIZ001-006-007-212000- /O.NEW.KDLH.FR.Y.0004.210922T0600Z-210922T1300Z/ Koochiching-North St. Louis-Northern Cook and Lake-North Itasca- Central St. Louis-South Itasca-Northern Aitkin-South Aitkin- Carlton and South St. Louis-Pine-Douglas-Burnett-Washburn- Including the cities of International Falls, Ely, Isabella, Bigfork, Hibbing, Grand Rapids, Hill City, Aitkin, Duluth, Pine City, Hinckley, Superior, Grantsburg, and Spooner 250 AM CDT Tue Sep 21 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY... * WHAT...Temperatures as low as 32 will result in frost formation. * WHERE...Portions of northwest Wisconsin and east central, north central and northeast Minnesota. * WHEN...From 1 AM to 8 AM CDT Wednesday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MNZ021-211100- /O.CON.KDLH.WI.Y.0004.000000T0000Z-210921T1100Z/ Southern Cook- Including the city of Grand Marais 250 AM CDT Tue Sep 21 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM CDT EARLY THIS MORNING... * WHAT...Northwest winds 15 to 25 mph with gusts between 45 to 55 mph. Some gusts could be as high as 60 mph as times. * WHERE...Southern Cook County. This includes the Tribal Lands of the Grand Portage Reservation. * WHEN...Until 6 AM CDT early this morning. * 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. && $$
953 WWUS73 KDLH 211104 NPWDLH URGENT - WEATHER MESSAGE National Weather Service Duluth MN 604 AM CDT Tue Sep 21 2021 MNZ021-211215- /O.EXP.KDLH.WI.Y.0004.000000T0000Z-210921T1100Z/ Southern Cook- Including the city of Grand Marais 604 AM CDT Tue Sep 21 2021 ...WIND ADVISORY HAS EXPIRED... Downslope winds along the North Shore have weakened this morning. Thus, the Wind Advisory has been allowed to expire. $$ MNZ010>012-018-019-026-035>038-WIZ001-006-007-212315- /O.CON.KDLH.FR.Y.0004.210922T0600Z-210922T1300Z/ Koochiching-North St. Louis-Northern Cook and Lake-North Itasca- Central St. Louis-South Itasca-Northern Aitkin-South Aitkin- Carlton and South St. Louis-Pine-Douglas-Burnett-Washburn- Including the cities of International Falls, Ely, Isabella, Bigfork, Hibbing, Grand Rapids, Hill City, Aitkin, Duluth, Pine City, Hinckley, Superior, Grantsburg, and Spooner 604 AM CDT Tue Sep 21 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY... * WHAT...Temperatures as low as 32 will result in frost formation. * WHERE...Portions of northwest Wisconsin and east central, north central and northeast Minnesota. * WHEN...From 1 AM to 8 AM CDT Wednesday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
The office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 21, 2:50 AM CDT | Frost Advisory | DLH | Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and 2 more | 29 hr |
| Sep 21, 6:37 AM CDT | Small Craft Advisory | DLH | 3 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.