Alert archive / Minnesota / Special Weather Statements in 2021

Special Weather Statement, NWS Duluth, MN

June 8, 2021Koochiching County, Minnesota

NWS Duluth, MN issued this special weather statement at Jun 8, 2021, 1:07 AM CDT for Koochiching County, Minnesota. It was in force for 23 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 8, 2021, 1:07 AM CDT (06:07 UTC)
Expired
Jun 8, 2021, 1:30 AM CDT
In force
23 min
Issued by
NWS Duluth, MN

County Koochiching County, MN

The radar

The Duluth radar (KDLH), 190 km from the middle of the area, began a volume at 06:07 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, 6.1 hours before the alert went out and 84 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 00:00Z on 2021-06-08Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, International Fa, MN at 00:00Z on 2021-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 square meters per square second.19395878Sfc1 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
2693 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
428 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

971 
WWUS83 KDLH 080607
SPSDLH

Special Weather Statement
National Weather Service Duluth MN
107 AM CDT Tue Jun 8 2021

MNZ010-080630-
Koochiching-
107 AM CDT Tue Jun 8 2021

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT SOUTHWESTERN 
KOOCHICHING COUNTY...

At 107 AM CDT, an area of strong thunderstorms were near Gemmell, 
moving east at 35 mph.

Wind gusts up to 40 mph, half inch diameter hail, heavy downpours, 
and frequent cloud to ground lightning can be expected with these 
storms.

These storms will be near...  
  Gemmell around 110 AM CDT.
  Margie around 125 AM CDT.

Other locations impacted by these storms include Craigville and 
Grand Falls.

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.

Torrential rainfall is occurring with these storms, and may cause 
localized flooding. Do not drive into areas where water covers the 
road, the road may be washed out.

LAT...LON 4790 9430 4811 9435 4824 9372 4790 9359
TIME...MOT...LOC 0605Z 261DEG 32KT 4803 9421 

$$

Unruh/GSF

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 12:35 AM CDTSpecial Weather StatementDLHKoochiching10 min
Jun 8, 12:47 AM CDTSpecial Weather StatementDLHKoochiching13 min
Jun 8, 1:20 AM CDTSpecial Weather StatementDLHCass25 min
Jun 8, 1:31 AM CDTSpecial Weather StatementDLHKoochiching29 min
Jun 8, 1:48 AM CDTSpecial Weather StatementDLHCass27 min
Jun 8, 1:55 AM CDTSpecial Weather StatementDLHItasca35 min
Jun 8, 2:06 AM CDTAreal Flood AdvisoryDLHKoochiching4 hr
Jun 8, 2:09 AM CDTSpecial Weather StatementDLHItasca36 min
Jun 8, 2:23 AM CDTSpecial Weather StatementDLHAitkin, Itasca22 min
Jun 8, 2:32 AM CDTSevere Thunderstorm WarningDLHItasca, Koochiching, Saint Louis28 min
Jun 8, 3:01 AM CDTSpecial Weather StatementDLHSaint Louis29 min
Jun 8, 3:34 AM CDTSpecial Weather StatementDLHSaint Louis41 min
Jun 8, 4:12 PM CDTSpecial Weather StatementDLHPrice18 min
Jun 8, 4:29 PM CDTSpecial Weather StatementDLHPrice16 min
Jun 8, 4:43 PM CDTSpecial Weather StatementDLHPrice17 min
Jun 8, 4:49 PM CDTSpecial Weather StatementDLHPrice11 min
Jun 8, 4:57 PM CDTSpecial Weather StatementDLHPrice18 min
Jun 8, 5:12 PM CDTAreal Flood AdvisoryDLHPrice3 hr
Jun 8, 5:22 PM CDTSpecial Weather StatementDLHPrice23 min
Jun 8, 5:41 PM CDTAreal Flood AdvisoryDLHPrice, Sawyer3 hr
Jun 8, 5:47 PM CDTSevere Thunderstorm WarningDLHPrice43 min
Jun 8, 5:51 PM CDTSpecial Weather StatementDLHPrice9 min
Jun 8, 6:04 PM CDTSpecial Weather StatementDLHPrice11 min
Jun 8, 6:08 PM CDTAreal Flood AdvisoryDLHPrice3 hr
Jun 8, 6:14 PM CDTSpecial Weather StatementDLHPrice16 min
Jun 8, 6:48 PM CDTSpecial Weather StatementDLHPrice12 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.