Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 192, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 25, 1996, 8:40 PM CDT for Chippewa County, Eau Claire County, Wisconsin. It was in force for 50 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
- Aug 25, 1996, 8:40 PM CDT (01:40 UTC)
- Expired
- Aug 25, 1996, 9:30 PM CDT
- In force
- 50 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Chippewa County, WI, Eau Claire County, WI
The radar
The La Crosse radar (KARX), 120 km from the middle of the area, began a volume at 01:41 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 25, 9:40 PM CDT | Hail 1.75 | Cadott, 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.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 1.7 hours before the alert went out and 183 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
- 3008 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 1140 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMSP 260142
SVRMSP
WIC017-035-260230-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
840 PM CDT SUN AUG 25 1996
* SEVERE THUNDERSTORM WARNING FOR
SOUTHWESTERN CHIPPEWA COUNTY - WEST CENTRAL WISCONSIN
WESTERN EAU CLAIRE COUNTY - WEST CENTRAL WISCONSIN
* UNTIL 930 PM CDT
* SOME LOCATIONS AFFECTED
CHIPPEWA FALLS
LAKE HALLIE
EAU CLAIRE
ALTOONA
* AT 840 PM CDT DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM 10
MILES NORTHWEST OF EAU CLAIRE MOVING SOUTHEAST AT 10 MPH.
THIS IS A DANGEROUS STORM...WITH LARGE HAIL. STAY INDOORS AWAY FROM
WINDOWS.
HOWIESONWhat 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 25, 4:35 PM CDT, 4 hours 5 minutes before
MNZ051>053-057>063-065>070-073>078-080>084-WIZ014-015-023>025-232135- ...SEVERE THUNDERSTORM RISK FOR WEST CENTRAL WISCONSIN AND SOUTH MINNESOTA INTO THIS SUNDAY EVENING... THE THREAT OF SEVERE THUNDERSTORMS HAS INCREASED SUBSTANTIALLY ACROSS PART OF WEST WISCONSIN AND MUCH OF SOUTH AND EASTCENTRAL MINNESOTA FOR THIS SUNDAY AFTERNOON INTO THIS SUNDAY EVENING. THUNDERSTORMS HAVE DEVELOPED FROM NEAR ROBERTS IN ST. CROIX COUNTY IN WISCONSIN...SOUTHWEST TO NEAR APPLE VALLEY IN DAKOTA COUNTY OF MINNESOTA OVER THE PAST 15 MINUTES. A LARGER AREA OF THUNDERSTORM ACTIVITY OVER CENTRAL MINNESOTA IS JUST BEGINNING TO DRIFT INTO NORTHERN WRIGHT AND ANOKA COUNTIES. THUNDERSTORM ACTIVITY IS LIKELY TO INTENSIFY RAPIDLY OVER THE TWIN CITES BETWEEN 430 PM AND 6 PM AND THERE APPEARS TO BE A STRONG LIKELIHOOD OF LARGE HAIL WITH SOME OF THESE THUNDERSTORMS. THIS IS THE TIME TO THINK ABOUT MOVING A CAR INTO THE GARAGE IF ITS OUT IN THE DRIVEWAY. ALONG WITH THE LARGE HAIL RISK...SOME LOCALLY DAMAGING WINDS ARE POSSIBLE FROM A FEW OF THESE STORMS THROUGH ABOUT 9 PM THIS SUNDAY EVENING. WET
Special weather statement, Aug 25, 4:39 PM CDT, 4 hours 1 minute before
MNZ053-058>063-065>070-073>078-081>083-WIZ014-015-023>025-252135- SPECIAL WEATHER STATEMENT...CORRECTED FOR HEADING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 435 PM CDT SUN AUG 25 1996 ...SEVERE THUNDERSTORM RISK FOR WEST CENTRAL WISCONSIN AND SOUTH MINNESOTA INTO THIS SUNDAY EVENING... THE THREAT OF SEVERE THUNDERSTORMS HAS INCREASED SUBSTANTIALLY ACROSS PART OF WEST WISCONSIN AND MUCH OF SOUTH AND EASTCENTRAL MINNESOTA FOR THIS SUNDAY AFTERNOON INTO THIS SUNDAY EVENING. THUNDERSTORMS HAVE DEVELOPED FROM NEAR ROBERTS IN ST. CROIX COUNTY IN WISCONSIN...SOUTHWEST TO NEAR APPLE VALLEY IN DAKOTA COUNTY OF MINNESOTA OVER THE PAST 15 MINUTES. A LARGER AREA OF THUNDERSTORM ACTIVITY OVER CENTRAL MINNESOTA IS JUST BEGINNING TO DRIFT INTO NORTHERN WRIGHT AND ANOKA COUNTIES. THUNDERSTORM ACTIVITY IS LIKELY TO INTENSIFY RAPIDLY OVER THE TWIN CITES BETWEEN 430 PM AND 6 PM AND THERE APPEARS TO BE A STRONG LIKELIHOOD OF LARGE HAIL WITH SOME OF THESE THUNDERSTORMS. THIS IS THE TIME TO THINK ABOUT MOVING A CAR INTO THE GARAGE IF ITS OUT IN THE DRIVEWAY. ALONG WITH THE LARGE HAIL RISK...SOME LOCALLY DAMAGING WINDS ARE POSSIBLE FROM A FEW OF THESE STORMS THROUGH ABOUT 9 PM THIS SUNDAY EVENING. TOGSTAD
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 7:23 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa | 67 min |
| Aug 25, 8:08 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 62 min |
| Aug 25, 9:14 PM CDT | Severe Thunderstorm Warning | MPX | Pepin, Pierce | 46 min |
| Aug 25, 9:22 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 68 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1996Every severe thunderstorm warning in 1996
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; radar from the NEXRAD Level II archive.