Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 27, NWS Green Bay, WI

June 13, 20214 counties in Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Jun 13, 2021, 8:30 PM CDT for 4 counties in Wisconsin. It was in force for 30 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 13, 2021, 8:30 PM CDT (01:30 UTC)
Expired
Jun 13, 2021, 9:00 PM CDT
In force
30 min
Issued by
NWS Green Bay, WI
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Forest County, WI, Langlade County, WI, Marinette County, WI, Oconto County, WI

The radar

The Green Bay radar (KGRB), 92 km from the middle of the area, began a volume at 01:33 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.

What was reported inside it

TimeReportWhereRemark
Jun 13, 8:34 PM CDTTSTM WND DMGWabeno, WITREE DOWN. TIME ESTIMATED BY RADAR
Jun 13, 8:55 PM CDTHAIL 0.56 Ne Mountain, WI

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 1.5 hours before the alert went out and 94 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, Green Bay/Straub, WI at 00:00Z on 2021-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 28 joules per kilogram.LCLLFCEL10008507005003002001001 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, Green Bay/Straub, WI at 00:00Z on 2021-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 square meters per square second.1939587897117Sfc1 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
28 J/kg
Mixed-layer CIN
-102 J/kg
Mixed-layer LCL
2611 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
210 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

292 
WUUS53 KGRB 140130
SVRGRB
WIC041-067-075-083-140200-
/O.NEW.KGRB.SV.W.0027.210614T0130Z-210614T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Green Bay WI
830 PM CDT Sun Jun 13 2021

The National Weather Service in Green Bay has issued a

* Severe Thunderstorm Warning for...
  Southeastern Forest County in northeastern Wisconsin...
  Central Marinette County in northeastern Wisconsin...
  Northern Oconto County in northeastern Wisconsin...
  Northeastern Langlade County in north central Wisconsin...

* Until 900 PM CDT.

* At 829 PM CDT, a severe thunderstorm was located near Carter, or 12
  miles southeast of Crandon, moving southeast at 55 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* This severe thunderstorm will be near...
  Carter around 835 PM CDT.
  McCaslin Mountain Natural Area around 845 PM CDT.
  Mountain and Bear Paw Scout Camp around 855 PM CDT.

Other locations impacted by this severe thunderstorm include Laona,
Boot Lake Campground, Townsend, Wabeno, Blackwell, Governor Thompson
State Park, Bear Lake Campground, Choate, Deer Mountain Natural Area
and Crooked Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4527 8813 4511 8848 4512 8848 4512 8859
      4545 8893 4561 8865
TIME...MOT...LOC 0129Z 317DEG 48KT 4547 8869 

HAIL...0.75IN
WIND...60MPH
 
$$

Kieckbusch
4 follow-up statements
214 
WWUS53 KGRB 140139
SVSGRB

Severe Weather Statement
National Weather Service Green Bay WI
839 PM CDT Sun Jun 13 2021

WIC041-067-075-083-140200-
/O.CON.KGRB.SV.W.0027.000000T0000Z-210614T0200Z/
Forest WI-Marinette WI-Oconto WI-Langlade WI-
839 PM CDT Sun Jun 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR SOUTHEASTERN FOREST...CENTRAL MARINETTE...NORTHERN OCONTO AND
NORTHEASTERN LANGLADE COUNTIES...

At 838 PM CDT, a severe thunderstorm was located near Carter, or 20
miles southeast of Crandon, moving southeast at 55 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

This severe storm will be near...
  Mountain and Bear Paw Scout Camp around 855 PM CDT.

Other locations impacted by this severe thunderstorm include Boot
Lake Campground, Townsend, Wabeno, Freeman, Blackwell, Governor
Thompson State Park, Bear Lake Campground, Choate, Deer Mountain
Natural Area and Crooked Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Green Bay.

&&

LAT...LON 4527 8813 4511 8848 4512 8848 4512 8859
      4537 8885 4556 8857
TIME...MOT...LOC 0138Z 317DEG 48KT 4537 8856 

HAIL...0.75IN
WIND...60MPH
 
$$
Kieckbusch
589 
WWUS53 KGRB 140143
SVSGRB

Severe Weather Statement
National Weather Service Green Bay WI
843 PM CDT Sun Jun 13 2021

WIC041-067-075-083-140200-
/O.CON.KGRB.SV.W.0027.000000T0000Z-210614T0200Z/
Forest WI-Marinette WI-Oconto WI-Langlade WI-
843 PM CDT Sun Jun 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR SOUTHEASTERN FOREST...CENTRAL MARINETTE...NORTHERN OCONTO AND
EAST CENTRAL LANGLADE COUNTIES...

At 843 PM CDT, a severe thunderstorm was located near McCaslin
Mountain Natural Area, or 24 miles southeast of Crandon, moving
southeast at 50 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

This severe storm will be near...
  Mountain and Bear Paw Scout Camp around 855 PM CDT.

Other locations impacted by this severe thunderstorm include Boot
Lake Campground, Townsend, Governor Thompson State Park, Deer
Mountain Natural Area, Crooked Lake, High Falls Reservoir and
Lakewood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Green Bay.

&&

LAT...LON 4527 8813 4511 8848 4512 8848 4512 8859
      4532 8878 4549 8848
TIME...MOT...LOC 0143Z 317DEG 44KT 4533 8851 

HAIL...0.75IN
WIND...60MPH
 
$$

Kieckbusch
869 
WWUS53 KGRB 140150
SVSGRB

Severe Weather Statement
National Weather Service Green Bay WI
850 PM CDT Sun Jun 13 2021

WIC041-067-140159-
/O.CAN.KGRB.SV.W.0027.000000T0000Z-210614T0200Z/
Forest WI-Langlade WI-
850 PM CDT Sun Jun 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FOREST AND EAST
CENTRAL LANGLADE COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 4527 8813 4511 8848 4512 8848 4513 8860
      4534 8868 4538 8863 4538 8843 4546 8843
TIME...MOT...LOC 0149Z 317DEG 44KT 4527 8844 

$$

WIC075-083-140200-
/O.CON.KGRB.SV.W.0027.000000T0000Z-210614T0200Z/
Marinette WI-Oconto WI-
850 PM CDT Sun Jun 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR CENTRAL MARINETTE AND NORTHERN OCONTO COUNTIES...

At 849 PM CDT, a severe thunderstorm was located near Bear Paw Scout 
Camp, or 2 miles northeast of Lakewood, moving southeast at 50 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

This severe storm will be near...
  Bear Paw Scout Camp around 855 PM CDT.

Other locations impacted by this severe thunderstorm include Boot
Lake Campground, Townsend, Governor Thompson State Park, Crooked
Lake, High Falls Reservoir and Lakewood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Green Bay.

&&

LAT...LON 4527 8813 4511 8848 4512 8848 4513 8860
      4534 8868 4538 8863 4538 8843 4546 8843
TIME...MOT...LOC 0149Z 317DEG 44KT 4527 8844 

HAIL...0.75IN
WIND...60MPH
 
$$
Kieckbusch
877 
WWUS53 KGRB 140158
SVSGRB

Severe Weather Statement
National Weather Service Green Bay WI
858 PM CDT Sun Jun 13 2021

WIC075-083-140208-
/O.EXP.KGRB.SV.W.0027.000000T0000Z-210614T0200Z/
Marinette WI-Oconto WI-
858 PM CDT Sun Jun 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL MARINETTE AND NORTHERN
OCONTO COUNTIES WILL EXPIRE AT 900 PM CDT...
        
The storm which prompted the warning has weakened to below severe 
limits, and has exited the warned area. Therefore, the warning will 
be allowed to expire.  However small hail and gusty winds are still 
possible with this thunderstorm.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Green Bay.

LAT...LON 4527 8813 4511 8848 4512 8848 4513 8860
      4534 8868 4538 8863 4538 8843 4546 8843
TIME...MOT...LOC 0158Z 317DEG 48KT 4519 8833 

$$

Kieckbusch

The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 13, 7:13 PM CDTSpecial Marine WarningGRB92 min
Jun 13, 7:35 PM CDTSpecial Weather StatementGRBDoor40 min
Jun 13, 7:54 PM CDTSpecial Marine WarningGRB66 min
Jun 13, 8:04 PM CDTSpecial Weather StatementGRBForest41 min
Jun 13, 8:14 PM CDTSpecial Weather StatementGRBKewaunee16 min
Jun 13, 8:57 PM CDTSpecial Weather StatementGRBOconto48 min
Jun 13, 9:09 PM CDTSpecial Marine WarningGRB51 min
Jun 13, 9:35 PM CDTSpecial Weather StatementGRBBrown, Calumet, Kewaunee, Manitowoc, Outagamie55 min
Jun 13, 9:55 PM CDTSpecial Marine WarningGRB65 min
Jun 13, 10:05 PM CDTSevere Thunderstorm WarningGRBBrown, Calumet, Kewaunee, Manitowoc, Outagamie, Winnebago40 min
Jun 13, 10:32 PM CDTSpecial Weather StatementGRBDoor58 min
Jun 14, 4:30 PM CDTSpecial Weather StatementGRBManitowoc45 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.