Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 30, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Sep 9, 1990, 6:51 PM CDT for Waushara County, Wisconsin. It was in force for 54 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
- Sep 9, 1990, 6:51 PM CDT (23:51 UTC)
- Expired
- Sep 9, 1990, 7:45 PM CDT
- In force
- 54 min
- Issued by
- NWS Green Bay, WI
- Area
- Whole counties
County Waushara 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 |
|---|---|---|---|
| Sep 9, 7:30 PM CDT | Hail 0.75 | Waushara, 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, 11.9 hours before the alert went out and 100 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
- 787 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 641 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMSN 092351
SVRMSN
WIC137-100045-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MADISON WI
651 PM CDT SUN SEP 9 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE CENTRAL PART OF WISCONSIN
NORTHERN WAUSHARA
AT 645 PM CDT RADAR DETECTED A SEVERE THUNDERSTORM 3 MILES
SOUTHEAST OF PLAINFIELD OR 60 MILES NORTH OF MADISON MOVING TO THE
EAST AT 30 MPH.
SOME CITIES IN THE PATH OF THE STORM ARE..WILD ROSE..SAXEVILLE AND
TUSTIN.
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING. DO NOT STAND NEAR WINDOWS. DO NOT USE TELEPHONES
OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. MOTORISTS
SHOULD AVOID LOW WATER CROSSINGS.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTIO8N MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.
PRZEKURATWhat 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, Sep 9, 4:47 PM CDT, 2 hours 4 minutes before
WIZ005-008-009-012-013-070100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 445 PM CDT SUN SEP 09 1990 AT 445 PM CDT...WEATHER RADAR INDICATED A STRONG THUNDERSTORM IN SOUTHERN KEWAUNEE AND NORTHERN MANITOWOC COUNTIES BETWEEN THE CITIES OF KEWAUNEE AND TWO RIVERS. THE STORM WILL BE MOVING OUT OVER LAKE MICHIGAN BETWEEN 450 PM AND 515 PM CDT. BOATERS IN THAT AREA SHOULD SEEK SAFE HARBOR. GUSTY WINDS...DANGEROUS LIGHTNING...BRIEF HEAVY RAIN AND SMALL HAIL CAN BE EXPECTED WITH THIS STORM. BB
Special weather statement, Sep 9, 6:26 PM CDT, 25 minutes before
WIZ005-008-009-012-013-070100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 615 PM CDT SUN SEP 09 1990 AT 615 PM CDT...WEATHER RADAR INDICATED A LINE OF VERY STRONG THUNDERSTORMS IN SOUTHERN OUTAGAMIE..SOUTHERN BROWN...SOUTHERN KEWAUNEE..NORTHERN WINNEBAGO...NORTHERN CALUMET...AND NORTHERN MANITOWOC COUNTIES. THE LINE ALSO EXTENDS EAST INTO LAKE MICHIGAN. THE LINE EXTENDS FROM ABOUT 15 MILES WEST OF OSHKOSH EAST NORTHEAST THROUGH THE FOX CITIES...THEN TO DENMARK WHICH IS ABOUT 15 MILES SOUTHEAST OF GREEN BAY...THEN IT EXTENDS EAST NORTHEAST THROUGH KEWAUNEE AND THEN OUT OVER LAKE MICHIGAN. THE LINE OF STORMS IS MOVING EAST SOUTHEAST AT ABOUT 30 MPH. THE STORMS WILL BE MOVING THROUGH THE FOX VALLEY AND INTO THE CITIES OF OSHKOSH...CHILTON AND TWO RIVERS AND MANITOWOC BETWEEN 615 PM AND 730 PM. PEA SIZE HAIL WAS REPORTED WITH THESE STORMS NEAR APPLETON. DANGEROUS LIGHTNING...GUSTY WINDS...HEAVY RAIN...AND SMALL HAIL CAN BE EXPECTED WITH THESE STORMS. BB
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1990Every severe thunderstorm warning in 1990
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.