Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 7, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Jun 11, 1997, 5:20 PM CDT for Langlade County, Wisconsin. It was in force for 45 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 11, 1997, 5:20 PM CDT (22:20 UTC)
- Expired
- Jun 11, 1997, 6:05 PM CDT
- In force
- 45 min
- Issued by
- NWS Green Bay, WI
- Area
- Whole counties
County Langlade County, WI
The radar
The Green Bay radar (KGRB), 114 km from the middle of the area, began a volume at 22:24 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 11, 5:30 PM CDT | Hail 1.5 | Deerbrook, WI |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.3 hours before the alert went out and 116 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
- 11 J/kg
- Mixed-layer CIN
- -208 J/kg
- Mixed-layer LCL
- 1676 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- -21 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
577 WUUS1 KGRB 112222 RRA SVRGRB WIC067-112305- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREEN BAY WI 520 PM CDT WED JUN 11 1997 * SEVERE THUNDERSTORM WARNING FOR LANGLADE COUNTY - NORTHEASTERN WISCONSIN * UNTIL 605 PM CDT * SOME LOCATIONS AFFECTED KEMPSTER DEERBROOK NEVA * AT 518 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES NORTH OF ANTIGO...NEAR DEERBROOK. THE STORM WAS MOVING WEST AT 10 MPH. * THE STORM WILL BE NEAR KEMPSTER AND DEERBROOK THROUGH 545 PM. THIS IS A DANGEROUS STORM WITH HAIL LARGER THAN AN INCH IN DIAMETER. MOVE TO A STURDY SHELTER. JKL/EB
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Green Bay, WI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 11, 4:21 PM CDT, 59 minutes earlier.
Area forecast discussion, Jun 11, 4:21 PM CDT, 59 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREEN BAY WI 4 PM CDT WED JUN 11 1997 SHORT TERM FCST CONCERN IS THREAT FOR THUNDERSTORMS INTO THE EVENING. LATEST SAT LOOPS SHOW UPPER LOW DRIFTING NNE INTO WESTCENTRL WI. KGRB RADAR CONTINUE TO SHOW PULSE-TYPE STORMS MAINLY OVER CENTRAL WI. A FEW STORMS HAVE PRODUCED HALF-INCH HAIL IN MARATHON COUNTY. STORMS SHOULD REMAIN BELOW SVR LIMITS THIS EVENING. WIDELY SCT STORMS OVR FOX VALLEY HAVE DECREASED IN AREAL COVERAGE OVR PAST HOUR. SCT SHOWERS AND STORMS SHOULD QUICKLY DIMINISH AFT SUNSET WITH A FEW LINGERING SHOWERS STILL POSSIBLE OVERNIGHT AS UPPER LOW AND ASSOC COLD POOL DRIFT EASTWARD AS PER ETA MODEL. GUIDANCE TEMPS LOOK OK. EB
In the hours before
Local storm report, Jun 11, 4:38 PM CDT, 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
438 PM CDT WED JUN 11 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0415 PM FENWOOD WI 1 INCH HAIL
06/11/97 MARATHON
JML/JKLLocal storm report, Jun 11, 4:41 PM CDT, 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
438 PM CDT WED JUN 11 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION.... :
0415 PM FENWOOD WI 1 INCH HAIL
06/11/97 MARATHON
JML/JKLLocal storm report, Jun 11, 5:10 PM CDT, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
510 PM CDT WED JUN 11 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0510 PM DOERING WI 1.75 INCH HAIL
06/11/97 LINCOLN SIZE OF HAIL VARIED FROM
PEANUT SIZE TO GOLFBALL.
JKL/MGLocal storm report, Jun 11, 5:12 PM CDT, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
510 PM CDT WED JUN 11 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0510 PM DOERING WI 1.75 INCH HAIL
06/11/97 LINCOLN SIZE OF HAIL VARIED FROM
PEANUT SIZE TO GOLFBALL.
JKL/MG
nThe office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 3:47 PM CDT | Severe Thunderstorm Warning | GRB | Marathon | 48 min |
| Jun 11, 5:05 PM CDT | Severe Thunderstorm Warning | GRB | Lincoln | 50 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1997Every severe thunderstorm warning in 1997
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.