Alert archive / Wisconsin / Tornado Warnings in 1989

Tornado Warning 16, NWS Green Bay, WI

June 26, 1989Columbia County, Dane County, Wisconsin

NWS Green Bay, WI issued this tornado warning at Jun 26, 1989, 12:12 PM CDT for Columbia County, Dane County, Wisconsin. It was in force for 48 min. 3 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: Jun 26, 1989, 12:12 PM CDT (17:12 UTC)
Expired: Jun 26, 1989, 1:00 PM CDT
In force: 48 min
Issued by: NWS Green Bay, WI
Area: Whole counties

Counties Columbia County, WI, Dane 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
Jun 26, 12:20 PM CDT	Thunderstorm Wind 52	Dane, WI
Jun 26, 12:40 PM CDT	Thunderstorm Wind 0	Columbia, WI
Jun 26, 12:40 PM CDT	Thunderstorm Wind 0	Dane, 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, 5.2 hours before the alert went out and 169 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 940 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: -29 m²/s²
0-3 km storm-relative helicity: -32 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMSN 261712
TORMSN
WIC021-025-261800-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MADISON WI
1212 PM CDT MON JUN 26 1989
 
THE NATIONAL WEATHER SERVICE IN MADISON WIHAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  100 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH CENTRAL WISCONSIN
          ...COLUMBIA...NORTHERN DANE
 
AT 1155AM CDT NUMEROUS TORNADOES WERE REPORTED BY SAUK COUNTY
SHERIFFS OFFICERS...AND ARE MOVING INTO NORTHWESTERN DANE COUNTY
AND WESTERN COLUMBIA COUNTY AT 30 MPH.
 
SEEK SHELTER IMMEDIATELY.
 
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.  OTHbERWISE...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.
 
STIMACH

The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 26, 11:16 AM CDT	Severe Thunderstorm Warning	GRB	Richland	44 min
Jun 26, 11:32 AM CDT	Tornado Warning	GRB	Iowa	43 min
Jun 26, 11:42 AM CDT	Tornado Warning	GRB	Sauk	48 min
Jun 26, 12:27 PM CDT	Tornado Warning	GRB	Adams	48 min
Jun 26, 12:34 PM CDT	Tornado Warning	GRB	Green	41 min
Jun 26, 1:00 PM CDT	Tornado Warning	GRB	Green Lake	45 min
Jun 26, 1:10 PM CDT	Tornado Warning	GRB	Rock	50 min

Nearby

Tornado Warnings in Wisconsin, 1989 Every tornado warning in 1989 Tornadoes 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.