Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 49, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Aug 4, 1989, 6:15 PM CDT for Door County, Wisconsin. It was in force for 60 min. 2 reports 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
- Aug 4, 1989, 6:15 PM CDT (23:15 UTC)
- Expired
- Aug 4, 1989, 7:15 PM CDT
- In force
- 60 min
- Issued by
- NWS Green Bay, WI
- Area
- Whole counties
County Door County, WI
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 4, 6:30 PM CDT | Thunderstorm Wind 50 | Door, WI | |
| Aug 4, 6:40 PM CDT | Thunderstorm Wind 0 | Door, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.3 hours before the alert went out and 71 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
- NaN m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -28 m²/s²
- 0-3 km storm-relative helicity
- 10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KGRB 042315
SVRGRB
WIC029-050015-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
615 PM CDT FRI AUG 4 1989
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 715 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE NORTHEAST PART OF WISCONSIN
DOOR...NORTHERN THE BAY OF GREEN BAY
AT 608 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM OVER NORTHERN
PART OF DOOR COUNTY NEAR FISH CREEK OR ABOUT 60 MILES NORTHEAST OF
THE CITY OF GREEN BAY. THIS STORM IS MOVING TO THE EAST AT 30 MILES
AN HOUR AND WILL MOVE ACROSS THE COUNTY TOWARD THE LAKE MICHIGAN
WATERS.
IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
TH/DCWhat 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.
In the hours before
Special weather statement, Aug 4, 2:46 PM CDT, 3 hours 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 245 PM CDT FRI AUG 4 1989 ...VERY STRONG THUNDERSTORM IN NORTHERN FOREST COUNTY... AT 245 PM CDT WEATHER RADAR SHOWED A VERY STRONG THUNDERSTORM IN NORTHERN FOREST COUNTY..NEAR LONG LAKE..35 MILES NORTHEAST OF RHINELANDER. THIS STORM IS MOVING EAST NORTHEAST AT 35 MPH AND WILL BE ENTERING FLORENCE COUNTY BY 300 PM. NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS STORM BUT PEOPLE IN NORTHERN FOREST AND ALL OF FLORENCE COUNTY SHOULD BE AWARE OF THIS STORM. HAIL..BRIEF GUSTY WINDS..LIGHTNING AND HEAVY DOUNPOURS CAN BE EXPECTED. HELMAN
Special weather statement, Aug 4, 4:54 PM CDT, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 450 PM CDT FRI AUG 4 1989 ...VERY STRONG THUNDERSTORMS IN SHAWANO AND MENOMINEE COUNTY... AT 450 PM CDT WEATHER RADAR SHOWED AN AREA OF VERY STRONG THUNDERSTORMS EXTENDING FROM JUST SOUTH OF THE TOWN OF WITTENBURG IN WESTERN SHAWANO COUNTY TO CENTRAL MENOMINEE COUNTY. HEAVY RAINS...HAIL AND BRIEF GUSTY WINDS WERE REPORTED WITH THESE STORMS..BUT NO REPORTS OF SEVERE WEATHER AT THIS ThIME. PERSONS IN THE ABOVE MENTIONED COUNTIES AS WELL AS ALL OF NORTHEAST WISCONSIN SHOULD BE AWARE OF THE SEVERE THUNDERSTORM POTENTAIL. HELMAN
Special weather statement, Aug 4, 5:29 PM CDT, 46 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 525 PM CDT FRI AUG 4 1989 ...STRONG THUNDERSTORMS MOVING INTO SOUTHERN MARINETTE COUNTY... AT 525 PM CDT WEATHER RADAR SHOWED AN AREA OF STRONG THUNDERSTORMS IN CENTRAL OCONTO COUNTY MOVING INTO THE SOUTHERN HALF OF MARINETTE COUNTY. THESE STORMS ARE MOVING WEST AT 30 MPH AND WILL BE OVER THE TOWNS OF POUND AND PESHTOGO BY 535 PM. NO REPORTS OF SEVERE WEATHER HAVE BEEN REPORTED AT THIS TIME...BUT PERSONS IN SOUTHERN MARINETTE COUNTY AS WELL AS ALL OF NORTHEAST WISCONSIN SHOULD BE AWARE OF THE SEVERE WEATHER POTENTAIL. HELMAN
Special weather statement, Aug 4, 6:02 PM CDT, 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 600 PM CDT FRI AUG 4 1989 ...STRONG THUNDERSTORMS NORTH OF GREEN BAY... AT 600 PM CDT WEATHER RADAR SHOWS A LINE OF VERY STRONG THUNDERSTORMS EXTENDING FROM SOUTHERN MARINETTE COUNTY OUT OVER THE BAY TO THE NORTHERN HALF OF DOOR COUNTY NEAR FISH CREEK. THESE STORMS ARE MOVING EAST AT 30 MPH AND WILL CONTINUE TO EFFECT SOUTHERN MARINETTE COUNTY...THE BAY OF GREEN BAY AS WELL AS THE NORTHERN HALF OF DOOR COUNTY UNTIL 700 PM. HEAVY DOWNPOURS..HAIL AND GUSTY WINDS CAN BE EXPECTED WITH THESE STORMS. BOATERS ON THE BAY SHOULD SEEK SAFE HARBOR BY THIS TIME. HELMAN
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 3:21 PM CDT | Severe Thunderstorm Warning | GRB | Florence | 69 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1989Every severe thunderstorm warning in 1989
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.