Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 25, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Aug 26, 1990, 8:48 AM CDT for Columbia County, Dane County, Sauk County, Wisconsin. It was in force for 22 min.
The area
The counties it named.
The facts
- Issued
- Aug 26, 1990, 8:48 AM CDT (13:48 UTC)
- Expired
- Aug 26, 1990, 9:10 AM CDT
- In force
- 22 min
- Issued by
- NWS Green Bay, WI
- Area
- Whole counties
Counties Columbia County, WI, Dane County, WI, Sauk County, WI
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 1.8 hours before the alert went out and 174 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
- 2856 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 554 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 7.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMSN 261347
SVRMSN
WIC021-025-111-261430-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MADISON WI
848 AM CDT SUN AUG 26 1990
THE NATIONAL WEATHER SERVICE IN MADISON WIHAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTH CENTRAL WISCONSIN
...SOUTHEASTERN COLUMBIA...DANE...SOUTHERN SAUK
AT 0843AM CDT A FUNNEL CLOUD WAS REPORTED AT LODI AND 60 MPH WINDS AT
DEFOREST. THIS LINE OF STORMS WERE MOVING TOWARDS THE SOUTHEAST AT
45MPH.
IF YOU ARE CAUGHT OUTSIDE...SEEK 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.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTIOzN MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
STIMACHWhat 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 26, 4:44 AM CDT, 4 hours 4 minutes before
WIZ008-005-261015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 445 AM CDT SUN AUG 26 1990 ...INTENSE THUNDERSTORMS OVER RHINELANDER MOVING INTO FOREST COUNTY... AT 440 AM CDT RADAR INDICATED AN INTENSE THUNDERSTORM ABOUT 7 MILES NORTH OF THE TOWN OF CRANDON IN WESTERN FOREST COUNTY. THE STORM IS MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR AND WILL MOVE TO NEAR THE TOWN OF WABENO BY 420 AM CDT. AS THIS THUNDERSTORM PASSED OVExR THE CITY OF RHINELANDER HEAVY RAINS...FREQUENT LIGHTNING...AND PEA TO MARBLE SIZE HAIL WERE OBSERVED. ALTHOUGH NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS THUNDERSTORM IT IS BEING CLOSELY WATCHED FOR SEVERE DEVELOP- MENT. DC
Special weather statement, Aug 26, 5:35 AM CDT, 3 hours 13 minutes before
WIZ008-005-261130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 535 AM CDT SUN AUG 26 1990 ...INTENSE THUNDERSTORMS OVER FOREST COUNTY... AT 530 AM CDT THE SHERIFFS DEPARTMENT IN FOREST COUNTY REPORTED HEAVY RAINS AND GUSTY THUNDERSTORM WINDS IN THE TOWN OF CRANDON. SOME MINOR STREET FLOODING OCCURED IN CRANDON AND SOME TREES WERE BLOWN DOWN IN THE COUNTY. THIS THUNDERSTORMS IS MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR AND WILL MOVE INTO THE TOWNS OF LAONA BY 545 AM AND INTO WABENO BY 6 AM. HEAVY RAINS...STRONG GUSTY WINDS...AND HAIL ARE LIKELY WITH THIS THUNDERSTORM. ANOTHER STROG THUNDERSTORM IS MOVING INTO WESTERN LANGLADE COUNTY NEAR ANTIGO. THIS STORM WILL LIKELY CONTAIN GUSTY WINDS...HEAVY RAIN AND HAIL. DC
Special weather statement, Aug 26, 6:02 AM CDT, 2 hours 46 minutes before
WIZ008-005-008-261200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 600 AM CDT SUN AUG 26 1990 ...INTENSE THUNDERSTORMS OVER NORTHEAST WISCONSIN... AT 600 AM CDT RADAR INDICATED A LINE OF INTENSE THUNDERSTORMS EXTENDING FROM NORTHWEST MARINETTE COUNTY ACROSS NORTHERN OCONTO COUNTY AND INTO NORTHERN MENOMINEE AND SHAWANO COUNTIES. THESE STORMS ARE MOVING TO THE SOUTHEAST AT 35 MILES AN HOUR. EARLIER THIS MORNING THESE STORMS PRODUCED HEAVY RAINS CAUSING MINOR STREET FLOODING...MARBLE SIZE HAIL...AND GUSTY WINDS THAT BLEW OVER TREES IN CENTRAL WISCONSIN. THE POSSIBILITY OF SEVERE WEATHER DOES EXIST WITH THESE STORMS. BE PREPARED TO GO TO A PLACE OF SAFETY IF SEVERE WEATHER THREATENS. DC
Special weather statement, Aug 26, 6:42 AM CDT, 2 hours 6 minutes before
WIZ008-008-261230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 640 AM CDT SUN AUG 26 1990 ...INTENSE THUNDERSTORMS OVER OCONTO AND MARINETTE COUNTIES... AT 635 AM CDT RADAR INDICATED A LINE OF INTENSE THUNDERSTORMS EXTENDING ACROSS MARINETTE COUNTY AND INTO CENTRAL OCONTO COUNTY. THE LINE WAS FROM WAUSAUKEE TO POUND TO GILLETT AND MOVING TO THE SOUTHEAST AT 35 MILES AN HOUR. PEOPLE IN MARINETTE AND OCONTO COUNTIES SHOULD BE READY TO MOVE TO A PLACE OF SAFETY AS THESE STORMS PASS OVER. STRONG GUSTY WINDS...HAIL... HEAVY RAIN CAUSING MINOR FLOODING AND FREQUENT LIGHTNING ARE LIKELY. DC
Special weather statement, Aug 26, 7:37 AM CDT, 1 hour 11 minutes before
WIZ008-009-261330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 735 AM CDT SUN AUG 26 1990 ...SEVERE THUNDERSTORM WATCH FOR NORTHEAST WISCONSIN UNTIL 11AM CDT... AT 730 AM CDT RADAR INDICATED A LINE OF INTENSE THUNDERSTORMS EXTENDING FROM MENOMINEE COUNTY MICHIGAN ACROSS THE BAY OF GREEN BAY...INTO SOUTHWEST DOOR COUNTY AND CENTRAL BROWN COUNTY. THESE STORMS ARE MOVING TO THE SOUTHEAST AT 35 MILES AN HOUR. HEAVY RAINS PRODUCING MINOR STREET FLOODING...FREQUENT LIGHTNING... AND HAIL ARE LIKELY WITH THESE STORMS. THE MOST INTENSE THUNDERSTORM WAS OVER THE BAY OF GREEN BAY ABOUT 10 MILES SOUTHWEST OF EGG HARBOR. BOATERS ON THE NORTHERN END OF THE BAY OF GREEN BAY AND LAKE MICHIGAN FROM GILLS ROCK TO ALGOMA SHOULD BE ALERT FOR THUNDERSTORMS AND SEEK PORT AT ONCE IF STORMS APPROACH. DC
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; the sounding from the Mesonet's radiosonde archive.