Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 86, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Aug 3, 1997, 7:01 PM CDT for Green County, Rock County, Wisconsin. It was in force for 59 min. 2 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
- Aug 3, 1997, 7:01 PM CDT (00:01 UTC)
- Expired
- Aug 3, 1997, 8:00 PM CDT
- In force
- 59 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
Counties Green County, WI, Rock County, WI
The radar
The Milwaukee radar (KMKX), 72 km from the middle of the area, began a volume at 00:03 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 3, 7:15 PM CDT | Thunderstorm Wind | Evansville, WI | |
| Aug 3, 7:30 PM CDT | Thunderstorm Wind | Beloit, 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
Davenport, (KDVN), launched 00:00Z, 0.0 hours before the alert went out and 152 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
- 1005 J/kg
- Mixed-layer CIN
- -95 J/kg
- Mixed-layer LCL
- 1205 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- -50 m²/s²
- 0-3 km storm-relative helicity
- 56 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 8.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMKE 040001 RRA SVRMKE WIC045-105-040100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 701 PM CDT SUN AUG 3 1997 * SEVERE THUNDERSTORM WARNING FOR GREEN COUNTY - SOUTH CENTRAL WISCONSIN ROCK COUNTY - SOUTH CENTRAL WISCONSIN * UNTIL 800 PM CDT * SOME LOCATIONS AFFECTED MONTICELLO ALBANY EVANSVILLE ORFORDVILLE * AT 700 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 20 MILES SOUTHWEST OF MADISON...NEAR BELLEVILLE. THE STORM WAS MOVING SOUTHEAST AT 30 MPH. GOLF BALL SIZE HAIL HAS BEEN OBSERVED WITH THIS STORM. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MK/NJ/TH
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 7:23 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac, Green Lake | 57 min |
| Aug 3, 8:06 PM CDT | Severe Thunderstorm Warning | MKX | Dodge | 54 min |
| Aug 3, 9:15 PM CDT | Severe Thunderstorm Warning | MKX | Green Lake | 60 min |
| Aug 3, 10:00 PM CDT | Severe Thunderstorm Warning | MKX | Dodge | 60 min |
| Aug 3, 10:02 PM CDT | Severe Thunderstorm Warning | MKX | Racine, Walworth | 58 min |
| Aug 4, 1:13 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dane | 47 min |
| Aug 4, 1:41 PM CDT | Severe Thunderstorm Warning | MKX | Dane | 49 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1997Every severe thunderstorm warning in 1997
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.