Alert archive / Wisconsin / Tornado Warnings in 1991
Tornado Warning 3, NWS Green Bay, WI
NWS Green Bay, WI issued this tornado warning at May 22, 1991, 3:55 PM CDT for Rock County, Wisconsin. It was in force for 50 min.
The area
The counties it named.
The facts
- Issued
- May 22, 1991, 3:55 PM CDT (20:55 UTC)
- Expired
- May 22, 1991, 4:45 PM CDT
- In force
- 50 min
- Issued by
- NWS Green Bay, WI
- Area
- Whole counties
County Rock County, WI
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.9 hours before the alert went out and 216 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
- 19 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 48 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 KMSN 222056 TORMSN WIC105-222145- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MADISON WI 355 PM CDT WED MAY 22 1991 THE NATIONAL WEATHER SERVICE IN MADISON HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 445 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL WISCONSIN ...ROCK COUNTY AT 340 PM CDT ROCK COUNTY SHERIFF REPORTED NUMEROUS TORNADO TOUCHDOWNS IN AND NEAR THE CITY OF JANESVILLE. ALL TORNADOS WERE MOVING NORTH. SOME CITIES/TOWNS IN THE PATH OF THESE TORNADOS ARE MILTON..FULTON..JOHNSTOWN CENTER AND LIMA CENTER. IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS... OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS. THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILABLE. OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE. AVOID WINDOWS. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT. PkRZEKURAT
What forecasters said that day
The local office's own words before this tornado 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, May 22, 11:17 AM CDT, 4 hours 38 minutes before
WIZ008-012-013-221700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 11:15 AM CDT TUE MAY 21 1991 ...STRONG THUNDERSTORMS MOVING INTO WINNEBAGO AND CALUMET COUNTIES... AT 11 AM RADAR INDICATED A CLUSTER OF THUNDERSTORMS OVER FOND DU LAC COUNTY IN EAST CENTRAL WISCONSIN. THE PRECIPITATION COVERED MOST OF FOND DU LAC COUNTY AND WAS SPREADING SLOWLY NORTHEAST INTO SOUTHEAST WINNEBAGO AND SOUTHERN CALUMET COUNTIES AT 10 TO 15 MPH. THESE THUNDERSTORMS HAVE BEEN PRODUCING HEAVY RAINFALL ALONG WITH FREQUENT DANGEROUS LIGHTNING. DUE TO THE RELATIVELY SLOW MOVEMENT OF THE STORMS...SOME LOCALIZED FLOODING IS POSSIBLE IN PARTS OF SOUTHEAST WINNEBAGO AND SOUTHERN CALUMET COUNTIES BY EARLY AFTERNOON. BRUSKY
Special weather statement, May 22, 12:05 PM CDT, 3 hours 50 minutes before
WIZ008-012-013-221745- SPECIAL WEATHER STATEMENT AND SHORT RANGE WEATHER SUMMARY NATIONAL WEATHER SERVICE GREEN BAY WI WARM AND HUMID CONDTIONS ALONG WITH SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE DURING THE AFTERNOON ACROSS NORTHEAST WISCONSIN. AS OF NOON...RADAR SHOWED SHOWERS AND THUNDERSTORMS SCATTERED ACROSS MUCH OF THE FOX VALLEY. THE STRONGSET STORMS WERE LOCATED IN WESTERN MANITOWOC COUNTY...NEAR REEDSVILLE AND ST NAZIANZ...OR ABOUT 20 MILES WEST OF THE CITY OF MANITOWOC. THE STORMS WERE MOVING NORTHEAST AT ABOUT 15 MPH INTO SOUTHEAST BROWN COUNTY..NEAR DENMARK. ANOTHER STRONG STORM WAS LOCATED JUST OF THE NORTHEAST OF NEENAH..NEAR APPLETON. DUE TO THE RELATIVELY SLOW MOVEMENT OF THE STORMS...ALONG WITH THW HIGH MOISTURE CONTENT OF THE AIR...SOME OF THE STORMS MAY PRODUCED HEAVY RAINS PRODUCING SOME LOCALIZED FLOODING. PERSONS TRAVELING ACROSS THE AREA SHOULD BE ALERT FOR REDUCED VISIBILITY IN AREA OF HEAVY RA2INFALL AND PONDING OF WATER ON AREA ROADS. BRUSKY
Special weather statement, May 22, 12:08 PM CDT, 3 hours 47 minutes before
WIZ008-012-013-221745- SPECIAL WEATHER STATEMENT AND SHORT RANGE WEATHER SUMMARY NATIONAL WEATHER SERVICE GREEN BAY WI 12 PM CDT WED MAY 22 1991 WARM AND HUMID CONDTIONS ALONG WITH SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE DURING THE AFTERNOON ACROSS NORTHEAST WISCONSIN. AS OF NOON...RADAR SHOWED SHOWERS AND THUNDERSTORMS SCATTERED ACROSS MUCH OF THE FOX VALLEY. THE STRONGSET STORMS WERE LOCATED IN WESTERN MANITOWOC COUNTY...NEAR REEDSVILLE AND ST NAZIANZ...OR ABOUT 20 MILES WEST OF THE CITY OF MANITOWOC. THE STORMS WERE MOVING NORTHEAST AT ABOUT 15 MPH INTO SOUTHEAST BROWN COUNTY..NEAR DENMARK. ANOTHER STRONG STORM WAS LOCATED JUST OF THE NORTHEAST OF NEENAH..NEAR APPLETON. DUE TO THE RELATIVELY SLOW MOVEMENT OF THE STORMS...ALONG WITH THW HIGH MOISTURE CONTENT OF THE AIR...SOME OF THE STORMS MAY PRODUCED HEAVY RAINS PRODUCING SOME LOCALIZED FLOODING. PERSONS TRAVELING ACROSS THE AREA SHOULD BE ALERT FOR REDUCED VI9SIBILITY IN AREA OF HEAVY RAINFALL AND PONDING OF WATER ON AREA ROADS. BRUSKY
Special weather statement, May 22, 12:12 PM CDT, 3 hours 43 minutes before
WIZ008-012-013-221745- SPECIAL WEATHER STATEMENT AND SHORT RANGE WEATHER SUMMARY...CORRECTION... NATIONAL WEATHER SERVICE GREEN BAY WI 12 PM CDT WED MAY 22 1991 WARM AND HUMID CONDTIONS ALONG WITH SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE DURING THE AFTERNOON ACROSS NORTHEAST WISCONSIN. AS OF NOON...RADAR SHOWED SHOWERS AND THUNDERSTORMS SCATTERED ACROSS MUCH OF THE FOX VALLEY. THE STRONGEST STORMS WERE LOCATED IN WESTERN MANITOWOC COUNTY...NEAR REEDSVILLE AND ST NAZIANZ...OR ABOUT 20 MILES WEST OF THE CITY OF MANITOWOC. THE STORMS WERE MOVING NORTHEAST AT ABOUT 15 MPH INTO SOUTHEAST BROWN COUNTY..NEAR DENMARK. ANOTHER STRONG STORM WAS LOCATED JUST OF THE NORTHEAST OF NEENAH..NEAR APPLETON. DUE TO THE RELATIVELY SLOW MOVEMENT OF THE STORMS...ALONG WITH THE HIGH MOISTURE CONTENT OF THE AIR...SOME OF THE STORMS MAY PRODUCE HEAVY RAINS CAUSING SOME LOCALIZED FLOODING. PERSONS TRAVELING ACROSS THE AREA SHOULD BE ALERT FHOR REDUCED VISIBILITY IN AREAS OF HEAVY RAINFALL AND PONDING OF WATER ON AREA ROADS. BRUSKY
Special weather statement, May 22, 12:49 PM CDT, 3 hours 6 minutes before
WIZ008-012-013-221845-
SPECIAL WEATHER STATEMENT AND SHORT RANGE WEATHER SUMMARY
NATIONAL WEATHER SERVICE GREEN BAY WI
1245 PM CDT WED MAY 22 1991
SCATTERED SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE ACROSS NORTHEAST
WISCONSIN EARLY THIS AFTERNOON.
AS OF 1245 PM..WEATHER RADAR SHOWED A BAND OF SHOWERS AND A FEW THUNDER-
STORMS ALONG THE LAKE MICHIGAN SHORELINE...FROM MARINETTE/MENOMINEE
SOUTHWARD THROUGH KEWAUNEE AND MANITOWOC COUNTIES. THE STRONGEST
STORMS...PRODUCING THE HEAVIEST RAINFALL...WERE OVER SOUTHEAST BROWN
COUNTY...NEAR DENMARK AND INTO SOUTHERN KEWAUNEE COUNTY...ABOUT 10 MILES
SOUTWEST OF KEWAUNEE. THE STORMS WERE MOVING NORTHEST AT AROUND 15 MPH.
OTHER SHOWERS AND STORMS WERE MORE WIDELY SCATTERED ACROSS MUCH OF
CENTRAL WISCONSIN...GENERALLY WEST OF A LINE FROM ABOUT SHAWANO TO OSHKOSH.
SOME OF THE STORMS WILL PRODUCE HEAVY RAINFALL AND DANGEROUS LIGHTNING
DURING THE AFTERNOON.
BRUSKYSpecial weather statement, May 22, 3:11 PM CDT, 44 minutes before
WIZ005-008-009-012-013-222030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 310 PM CDT WED MAY 22 1991 SCATTERED SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE ACROSS THE AREA THIS AFTERNOON... AT 3PM WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS SCATTERED OVER NORTHEAST AND EAST CENTRAL WISCONSIN. THESE STORMS WERE MOVING SLOWLY NORTHEAST AT 15 MPH. WITH THE SLOW MOVEMENT OF THESE STORMS VERY HEAVY DOWNPOURS OF RAIN CAN B0E EXPECTED WHICH CAN CAUSE SOME LOCAL FLOODING PROBLEMS AND PONDING OF WATER ON ROADWAYS. ALSO DANGEROUS AND FREQUENT LIGHTNING CAN BE EXPECTED. SO AREA RESIDENTS SHOULD USE COMMON SENSE AND TAKE PROPER PRECAUTIONS. PLH
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 4:13 PM CDT | Tornado Warning | GRB | Dane | 47 min |
Nearby
Tornado Warnings in Wisconsin, 1991Every tornado warning in 1991Tornadoes in 1991
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.