Alert archive / Minnesota / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 182, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 24, 1998, 11:16 PM CDT for 5 counties in Minnesota. It was in force for 59 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 24, 1998, 11:16 PM CDT (04:16 UTC)
- Expired
- Jun 25, 1998, 12:15 AM CDT
- In force
- 59 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Blue Earth County, MN, Brown County, MN, Nicollet County, MN, Renville County, MN, Watonwan County, MN
The radar
The Minneapolis radar (KMPX), 100 km from the middle of the area, began a volume at 04:18 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 24, 11:30 PM CDT | Thunderstorm Wind 55 | Sacred Heart, MN | Ballpark damaged. Trees uprooted and power lines down. Estimated windspeed. |
| Jun 25, 12:02 AM CDT | Thunderstorm Wind 50 | New Ulm Arpt, MN | Trees down in New Ulm. Trailers blown over. |
| Jun 25, 12:06 AM CDT | Thunderstorm Wind 55 | Hector, MN | 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, 6:30 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 24, 9:00 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 24, 9:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 4.3 hours before the alert went out and 98 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.
937
WUUS1 KMSP 250423 RRB
SVRMSP
MNC013-015-091-103-129-143-165-250515-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1116 PM CDT WED JUN 24 1998
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES/CHANHASSEN HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA
BROWN COUNTY IN SOUTH CENTRAL MINNESOTA
MARTIN COUNTY IN SOUTH CENTRAL MINNESOTA
NICOLLET COUNTY IN SOUTH CENTRAL MINNESOTA
RENVILLE COUNTY IN CENTRAL MINNESOTA
SIBLEY COUNTY IN SOUTH CENTRAL MINNESOTA
WATONWAN COUNTY IN SOUTH CENTRAL MINNESOTA
* UNTIL 1215 AM CDT
* AT 1115 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE STORMS
FROM 25 MILES WEST OF REDWOOD FALLS TO WORTHINGTON. THE STORMS
WERE MOVING EAST-NORTHEAST AT 55 MPH AND ARE EXPECTED TO REACH
A LINE FROM GREEN ISLE TO LAKE CRYSTAL...JUST WEST OF MANKATO TO
FAIRMONT.
* SOME LOCATIONS AFFECTED
NEW ULM
ST JAMES
FAIRMONT
HECTOR
GAYLORD
NICOLLET
THESE ARE DANGEROUS STORMS WITH A HISTORY OF PRODUCING DAMAGING
WINDS UP TO 80 MPH. STAY INDOORS AWAY FROM WINDOWS.
A TORNADO WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES.
...CORRECTED TO ADD BLUE EARTH COUNTY...
MCBEATH-PETERSThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 9:07 PM CDT | Severe Thunderstorm Warning | MPX | Le Sueur | 53 min |
| Jun 24, 10:34 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Redwood, Yellow Medicine | 56 min |
| Jun 24, 11:16 PM CDT | Severe Thunderstorm Warning | MPX | Sibley | 59 min |
| Jun 24, 11:16 PM CDT | Severe Thunderstorm Warning | MPX | Martin | 59 min |
| Jun 24, 11:53 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Le Sueur, Scott | 52 min |
| Jun 24, 11:53 PM CDT | Severe Thunderstorm Warning | MPX | McLeod | 52 min |
| Jun 25, 12:12 AM CDT | Severe Thunderstorm Warning | MPX | Nicollet, Sibley | 33 min |
| Jun 25, 12:12 AM CDT | Severe Thunderstorm Warning | MPX | Blue Earth | 33 min |
| Jun 25, 12:36 AM CDT | Severe Thunderstorm Warning | MPX | Anoka, Dakota, Ramsey, Washington | 59 min |
| Jun 25, 12:36 AM CDT | Severe Thunderstorm Warning | MPX | Hennepin, Wright | 59 min |
| Jun 25, 12:45 AM CDT | Severe Thunderstorm Warning | MPX | Carver, Le Sueur, Rice, Scott | 50 min |
| Jun 25, 1:25 AM CDT | Severe Thunderstorm Warning | MPX | Goodhue | 65 min |
| Jun 25, 1:31 AM CDT | Severe Thunderstorm Warning | MPX | Steele, Waseca | 59 min |
| Jun 25, 1:38 AM CDT | Severe Thunderstorm Warning | MPX | Chisago, Isanti | 62 min |
| Jun 25, 1:38 AM CDT | Severe Thunderstorm Warning | MPX | Anoka, Washington | 32 min |
| Jun 25, 1:38 AM CDT | Severe Thunderstorm Warning | MPX | Dakota | 32 min |
| Jun 25, 1:59 AM CDT | Severe Thunderstorm Warning | MPX | Dakota, Scott | 31 min |
| Jun 25, 12:53 PM CDT | Tornado Warning | MPX | Kanabec | 37 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 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.