Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 28, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Jun 13, 2021, 10:05 PM CDT for 6 counties in Wisconsin. It was in force for 40 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, 10:05 PM CDT (03:05 UTC)
- Expired
- Jun 13, 2021, 10:45 PM CDT
- In force
- 40 min
- Issued by
- NWS Green Bay, WI
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Brown County, WI, Calumet County, WI, Kewaunee County, WI, Manitowoc County, WI, Outagamie County, WI, Winnebago County, WI
The radar
The Green Bay radar (KGRB), 40 km from the middle of the area, began a volume at 03:09 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 13, 10:09 PM CDT | TSTM WND DMG | Harrison, WI | 2 TREES DOWN IN HARRISON. TIME ESTIMATED BY RADAR |
| Jun 13, 10:41 PM CDT | TSTM WND DMG | 2 Nnw Quinney, 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, 3.1 hours before the alert went out and 38 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
- 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
The text
As transmitted.
859
WUUS53 KGRB 140305
SVRGRB
WIC009-015-061-071-087-139-140345-
/O.NEW.KGRB.SV.W.0028.210614T0305Z-210614T0345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Green Bay WI
1005 PM CDT Sun Jun 13 2021
The National Weather Service in Green Bay has issued a
* Severe Thunderstorm Warning for...
Southeastern Brown County in northeastern Wisconsin...
Southern Kewaunee County in northeastern Wisconsin...
Calumet County in east central Wisconsin...
Eastern Winnebago County in east central Wisconsin...
Southern Outagamie County in northeastern Wisconsin...
Manitowoc County in east central Wisconsin...
* Until 1045 PM CDT.
* At 1004 PM CDT, severe thunderstorms were located along a line
extending from near Kewaunee to near Brillion to 8 miles west of
Menasha, moving south at 45 mph. Numerous reports of wind damage
have occurred in Outagamie and Brown Counties.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Appleton, Oshkosh, Manitowoc, Kewaunee, Menasha, Kaukauna, Little
Chute, Kimberly, Chilton and Brillion.
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 4435 8872 4427 8804 4463 8736 4462 8735
4433 8748 4418 8746 4407 8760 4390 8769
4389 8816 4394 8816 4394 8840 4389 8841
4389 8863 4390 8863
TIME...MOT...LOC 0304Z 346DEG 40KT 4450 8741 4416 8800 4423 8859
HAIL...<.75IN
WIND...60MPH
$$
Kieckbusch3 follow-up statements
675
WWUS53 KGRB 140312
SVSGRB
Severe Weather Statement
National Weather Service Green Bay WI
1012 PM CDT Sun Jun 13 2021
WIC009-015-061-071-087-139-140345-
/O.CON.KGRB.SV.W.0028.000000T0000Z-210614T0345Z/
Brown WI-Kewaunee WI-Calumet WI-Winnebago WI-Outagamie WI-
Manitowoc WI-
1012 PM CDT Sun Jun 13 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT
FOR SOUTHEASTERN BROWN...SOUTHERN KEWAUNEE...CALUMET...EASTERN
WINNEBAGO...SOUTHERN OUTAGAMIE AND MANITOWOC COUNTIES...
At 1011 PM CDT, severe thunderstorms were located along a line
extending from 6 miles east of Kewaunee to near Valders to 7 miles
southwest of Menasha, moving south at 45 mph.
A weather spotter on the south side of Appleton reported a gust to
57 mph at 10 pm.
HAZARD...60 mph wind gusts.
SOURCE...Trained weather spotters.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Appleton, Oshkosh, Manitowoc, Kewaunee, Menasha, Kaukauna, Little
Chute, Kimberly, Chilton and Brillion.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Green Bay.
&&
LAT...LON 4435 8872 4427 8804 4463 8736 4462 8735
4433 8748 4418 8746 4407 8760 4390 8769
4389 8816 4394 8816 4394 8840 4389 8841
4389 8863 4390 8863
TIME...MOT...LOC 0311Z 346DEG 40KT 4444 8739 4410 8798 4417 8857
HAIL...<.75IN
WIND...60MPH
$$
Kieckbusch001
WWUS53 KGRB 140323
SVSGRB
Severe Weather Statement
National Weather Service Green Bay WI
1023 PM CDT Sun Jun 13 2021
WIC009-087-140332-
/O.CAN.KGRB.SV.W.0028.000000T0000Z-210614T0345Z/
Brown WI-Outagamie WI-
1023 PM CDT Sun Jun 13 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BROWN AND
SOUTHERN OUTAGAMIE COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 4419 8866 4418 8796 4449 8745 4432 8748
4418 8746 4407 8760 4390 8769 4389 8816
4394 8816 4394 8840 4389 8841 4389 8863
TIME...MOT...LOC 0322Z 003DEG 36KT 4432 8736 4411 8779 4399 8821 4405
8854
$$
WIC015-061-071-139-140345-
/O.CON.KGRB.SV.W.0028.000000T0000Z-210614T0345Z/
Kewaunee WI-Calumet WI-Winnebago WI-Manitowoc WI-
1023 PM CDT Sun Jun 13 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT
FOR SOUTH CENTRAL KEWAUNEE...CALUMET...EASTERN WINNEBAGO AND
MANITOWOC COUNTIES...
At 1022 PM CDT, severe thunderstorms and a strong gust front were
located along a line extending from 10 miles east of Two Creeks to
near Manitowoc to near Chilton to near Oshkosh, moving south at 40
mph.
HAZARD...60 mph wind gusts.
SOURCE...Trained weather spotters.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Oshkosh, Manitowoc, Kewaunee, Chilton, Brillion, Cleveland, Valders,
St. Nazianz, Two Creeks and St Anna.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Green Bay.
If on or near Lake Winnebago, get away from the water and move
indoors or inside a vehicle. remember, lightning can strike out to
15 miles from the parent thunderstorm. If you can hear thunder, you
are close enough to be struck by lightning. Move to safe shelter
now! Do not be caught on the water in a thunderstorm.
&&
LAT...LON 4419 8866 4418 8796 4449 8745 4432 8748
4418 8746 4407 8760 4390 8769 4389 8816
4394 8816 4394 8840 4389 8841 4389 8863
TIME...MOT...LOC 0322Z 003DEG 36KT 4432 8736 4411 8779 4399 8821 4405
8854
HAIL...<.75IN
WIND...60MPH
$$
Kieckbusch732
WWUS53 KGRB 140340
SVSGRB
Severe Weather Statement
National Weather Service Green Bay WI
1040 PM CDT Sun Jun 13 2021
WIC015-061-071-139-140349-
/O.EXP.KGRB.SV.W.0028.000000T0000Z-210614T0345Z/
Kewaunee WI-Calumet WI-Winnebago WI-Manitowoc WI-
1040 PM CDT Sun Jun 13 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL KEWAUNEE...
CALUMET...EASTERN WINNEBAGO AND MANITOWOC COUNTIES WILL EXPIRE AT
1045 PM CDT...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However gusty
winds are still possible with these thunderstorms.
LAT...LON 4419 8866 4418 8796 4449 8745 4432 8748
4418 8746 4407 8760 4390 8769 4389 8816
4394 8816 4394 8840 4389 8841 4389 8863
TIME...MOT...LOC 0339Z 346DEG 40KT 4415 8730 4394 8773 4382 8815 4388
8848
$$
KieckbuschThe office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 7:13 PM CDT | Special Marine Warning | GRB | 92 min | |
| Jun 13, 7:35 PM CDT | Special Weather Statement | GRB | Door | 40 min |
| Jun 13, 7:54 PM CDT | Special Marine Warning | GRB | 66 min | |
| Jun 13, 8:04 PM CDT | Special Weather Statement | GRB | Forest | 41 min |
| Jun 13, 8:14 PM CDT | Special Weather Statement | GRB | Kewaunee | 16 min |
| Jun 13, 8:30 PM CDT | Severe Thunderstorm Warning | GRB | Forest, Langlade, Marinette, Oconto | 30 min |
| Jun 13, 8:57 PM CDT | Special Weather Statement | GRB | Oconto | 48 min |
| Jun 13, 9:09 PM CDT | Special Marine Warning | GRB | 51 min | |
| Jun 13, 9:35 PM CDT | Special Weather Statement | GRB | Brown, Calumet, Kewaunee, Manitowoc, Outagamie | 55 min |
| Jun 13, 9:55 PM CDT | Special Marine Warning | GRB | 65 min | |
| Jun 13, 10:32 PM CDT | Special Weather Statement | GRB | Door | 58 min |
| Jun 14, 4:30 PM CDT | Special Weather Statement | GRB | Manitowoc | 45 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.