Alert archive / Minnesota / Special Weather Statements in 2021
Special Weather Statement, NWS Duluth, MN
NWS Duluth, MN issued this special weather statement at Jun 9, 2021, 5:30 PM CDT for Koochiching County, Minnesota. It was in force for 15 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 9, 2021, 5:30 PM CDT (22:30 UTC)
- Expired
- Jun 9, 2021, 5:45 PM CDT
- In force
- 15 min
- Issued by
- NWS Duluth, MN
County Koochiching County, MN
The radar
The Duluth radar (KDLH), 212 km from the middle of the area, began a volume at 22:32 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, 10.5 hours before the alert went out and 93 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
- 1926 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 120 m²/s²
- 0-3 km storm-relative helicity
- 125 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Duluth, MN wrote its last area forecast discussion before this special weather statement went out at Jun 9, 4:47 PM CDT, 43 minutes earlier.
Area forecast discussion, Jun 9, 4:47 PM CDT, 43 minutes before
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</html>Hazardous weather outlook, Jun 9, 2:53 PM CDT, 2 hours 37 minutes before
Hazardous Weather Outlook National Weather Service Duluth MN 253 PM CDT Wed Jun 9 2021 MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-102000- Koochiching-North St. Louis-Northern Cook/Northern Lake- North Itasca-Central St. Louis-Southern Lake/North Shore- Southern Cook/North Shore-North Cass-South Itasca-South Cass- Crow Wing-Northern Aitkin-South Aitkin-Carlton/South St. Louis- Pine-Douglas-Bayfield-Ashland-Iron-Burnett-Washburn-Sawyer-Price- 253 PM CDT Wed Jun 9 2021 This Hazardous Weather Outlook is for portions of northeast Minnesota and northwest Wisconsin. .DAY ONE...This afternoon and Tonight Thunderstorms are possible across much of the Northland into tonight, with chances highest over far northern and western areas. Isolated severe thunderstorms are possible, most likely over far north central Minnesota. Large hail and damaging winds are the main hazards. All storms will also be capable of producing frequent lightning and heavy rainfall. A couple rounds of storms are possible in far northern Minnesota which may lead to the heavy rainfall. There is a high risk of rip currents along the beaches of Park Point into this evening. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday More isolated severe thunderstorms are possible Thursday across much of northwest Wisconsin and east central Minnesota during the afternoon and evening. Damaging winds are the main threat with those storms. Thunderstorms are also expected across portions of the rest of the Northland Thursday into Thursday evening. There will be chances in spots for more thunderstorms Friday into Sunday. .SPOTTER INFORMATION STATEMENT... SKYWARN spotters are encouraged to report hail of any size and rainfall amounts to the National Weather Service. LSZ121-140>148-150-102000- Bayfield to Oak Point WI-Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI- Outer Apostle Islands Beyond 5 NM from Mainland- 253 PM CDT Wed Jun 9 2021 This Hazardous Weather Outlook is for portions of Lake Superior and the Nearshore waters of western Lake Superior. .DAY ONE...This afternoon and Tonight Northeast winds will lead to hazardous conditions for small craft in the far southwest arm of Lake Superior this afternoon and evening. A Small Craft Advisory has been issued through 10 PM. Thunderstorms are possible tonight. Gusty winds, frequent lightning, small hail, and heavy rain may occur. Wind and waves will be higher in and near any thunderstorms. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday More thunderstorms, some possibly severe, will occur Thursday into Thursday evening. The greatest risk for strong storms will be along the South Shore. Strong winds are the main threat. Increasing northeast winds Thursday night into Friday may lead to hazardous conditions for small craft, especially from Two Harbors to the Twin Ports to Port Wing. There will be chances for more thunderstorms Friday into Sunday. Melde More information may be obtained at the following web address: http://www.weather.gov/duluth (all lower case)
In the hours before
Special weather statement, Jun 9, 4:29 PM CDT, 1 hour 1 minute before
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</html>Special weather statement, Jun 9, 5:00 PM CDT, 30 minutes before
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</html>Special weather statement, Jun 9, 5:09 PM CDT, 21 minutes before
Special Weather Statement National Weather Service Duluth MN 509 PM CDT Wed Jun 9 2021 MNZ010-092230- Koochiching- 509 PM CDT Wed Jun 9 2021 ...A STRONG THUNDERSTORM WILL AFFECT WEST CENTRAL KOOCHICHING COUNTY... At 509 PM CDT, a strong thunderstorm was over Waskish, moving northeast at 50 mph. Wind gusts up to 50 mph and penny size hail can be expected with this storm. This storm will remain over mainly rural areas of west central Koochiching County. Seek shelter inside a sturdy building and away from windows until this storm passes. Get off area lakes and seek shelter on shore in a sturdy shelter or a hard topped vehicle. LAT...LON 4833 9442 4828 9430 4809 9410 4799 9442 TIME...MOT...LOC 2209Z 226DEG 43KT 4816 9451 Kossen/Wolfe
Special weather statement, Jun 9, 5:21 PM CDT, 9 minutes before
Special Weather Statement
National Weather Service Duluth MN
521 PM CDT Wed Jun 9 2021
MNZ018-026-092230-
North Itasca-South Itasca-
521 PM CDT Wed Jun 9 2021
...A STRONG THUNDERSTORM WILL AFFECT CENTRAL ITASCA COUNTY...
At 520 PM CDT, a strong thunderstorm was 8 miles northeast of Deer
River, or 16 miles northwest of Grand Rapids, moving northeast at 20
mph.
Wind gusts up to 45 mph and penny size hail can be expected with this
storm.
This storm will remain over mainly rural areas of south central North
Itasca and north central South Itasca Counties, including the
following locations... Wabana Lake, North Star Lake and Spider Lake.
Seek shelter inside a sturdy building and away from windows until
this storm passes. Get off area lakes and seek shelter on shore in a
sturdy shelter or a hard topped vehicle.
LAT...LON 4731 9372 4740 9388 4758 9370 4752 9357
4740 9344
TIME...MOT...LOC 2220Z 224DEG 19KT 4744 9368
Kossen/WolfeSpecial weather statement, Jun 9, 5:30 PM CDT, 0 minutes before
Special Weather Statement National Weather Service Duluth MN 530 PM CDT Wed Jun 9 2021 MNZ010-092245- Koochiching- 530 PM CDT Wed Jun 9 2021 ...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN KOOCHICHING COUNTY... At 530 PM CDT, a strong thunderstorm was near Kelliher, or 38 miles northeast of Bemidji, moving northeast at 30 mph. Wind gusts up to 45 mph and penny size hail can be expected with this storm. This storm will remain over mainly rural areas of southwestern Koochiching County. Seek shelter inside a sturdy building and away from windows until this storm passes. Get off area lakes and seek shelter on shore in a sturdy shelter or a hard topped vehicle. LAT...LON 4821 9434 4797 9414 4790 9442 4816 9443 TIME...MOT...LOC 2230Z 240DEG 28KT 4799 9451 Kossen/Wolfe
The office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 9:56 AM CDT | Beach Hazards Statement | DLH | Carlton, Saint Louis | 11 hr |
| Jun 9, 2:31 PM CDT | Small Craft Advisory | DLH | 7 hr | |
| Jun 9, 2:38 PM CDT | Special Weather Statement | DLH | Cass | 22 min |
| Jun 9, 4:10 PM CDT | Special Weather Statement | DLH | Cass | 20 min |
| Jun 9, 4:29 PM CDT | Special Weather Statement | DLH | Itasca | 16 min |
| Jun 9, 4:45 PM CDT | Special Weather Statement | DLH | Itasca | 15 min |
| Jun 9, 5:00 PM CDT | Special Weather Statement | DLH | Itasca | 15 min |
| Jun 9, 5:09 PM CDT | Special Weather Statement | DLH | Koochiching | 21 min |
| Jun 9, 5:21 PM CDT | Special Weather Statement | DLH | Itasca | 9 min |
| Jun 9, 6:09 PM CDT | Special Weather Statement | DLH | Morrison | 21 min |
| Jun 9, 6:17 PM CDT | Special Weather Statement | DLH | Itasca | 13 min |
| Jun 9, 6:47 PM CDT | Special Weather Statement | DLH | 13 min | |
| Jun 9, 6:54 PM CDT | Severe Thunderstorm Warning | DLH | Koochiching, Saint Louis | 66 min |
Nearby
Special Weather Statements in Minnesota, 2021Every special weather statement 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.