Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 193, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 25, 1998, 1:25 AM CDT for Saint Croix County, Wisconsin. It was in force for 65 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
- Jun 25, 1998, 1:25 AM CDT (06:25 UTC)
- Expired
- Jun 25, 1998, 2:30 AM CDT
- In force
- 65 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Saint Croix County, WI
The radar
The Minneapolis radar (KMPX), 90 km from the middle of the area, began a volume at 06:26 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 |
|---|---|---|---|
| Jun 25, 2:26 AM CDT | Thunderstorm Wind 55 | Glenwood City, WI | Trees and power lines down. Estimated windspeed. |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 24, 9:00 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 6.4 hours before the alert went out and 93 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
- 3921 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1033 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 56 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 5.8
The text
As transmitted, in the capitals the NWS used until 2016.
543
WUUS1 KMSP 250626 RRA
SVRMSP
MNC049-WIC093-109-250730-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
125 AM CDT THU JUN 25 1998
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES/CHANHASSEN HAS
ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
GOODHUE COUNTY IN SOUTHEASTERN MINNESOTA
NORTH CENTRAL PIERCE COUNTY IN WEST CENTRAL WISCONSIN
ST. CROIX COUNTY IN WEST CENTRAL WISCONSIN
* UNTIL 230 AM CDT
* AT 123 AM CDT...DOPPLER RADAR INDICATED A SEVERE STORM WITH
DAMAGING WINDS EASTERN METRO OF THE TWIN CITIES. THE STORM WAS
MOVING EAST AT 45 MPH.
* SOME LOCATIONS AFFECTED
NEW RICHMOND
BALDWIN
RIVER FALLS
ELLSWORTH
REDWING
THIS IS A DANGEROUS STORM...WITH DAMAGING WINDS UP TO 70 MPH. STAY
INDOORS AWAY FROM WINDOWS.
A TORNADO WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES.
TIPTONThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 1:25 AM CDT | Severe Thunderstorm Warning | MPX | Pierce | 65 min |
| Jun 25, 1:38 AM CDT | Severe Thunderstorm Warning | MPX | Polk | 62 min |
| Jun 25, 1:52 AM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin | 63 min |
| Jun 25, 1:56 AM CDT | Severe Thunderstorm Warning | MPX | Barron | 64 min |
| Jun 25, 2:16 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 64 min |
| Jun 25, 2:42 AM CDT | Severe Thunderstorm Warning | MPX | Rusk | 63 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1998Every severe thunderstorm warning in 1998
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.