Alert archive / Minnesota / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 190, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 25, 1998, 12:36 AM CDT for Hennepin County, Wright County, Minnesota. It was in force for 59 min. 7 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 25, 1998, 12:36 AM CDT (05:36 UTC)
- Expired
- Jun 25, 1998, 1:35 AM CDT
- In force
- 59 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Hennepin County, MN, Wright County, MN
The radar
The Minneapolis radar (KMPX), 29 km from the middle of the area, began a volume at 05:35 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, 12:55 AM CDT | Thunderstorm Wind 52 | Eden Prairie, MN | |
| Jun 25, 12:57 AM CDT | Thunderstorm Wind 52 | Orono, MN | |
| Jun 25, 1:00 AM CDT | Thunderstorm Wind 50 | Monticello, MN | Trees blown down. Estimated windspeed. |
| Jun 25, 1:00 AM CDT | Thunderstorm Wind 65 | Deephaven, MN | Several hundred trees blown down. Estimated windspeed. |
| Jun 25, 1:02 AM CDT | Thunderstorm Wind 70 | Eden Prairie, MN | |
| Jun 25, 1:02 AM CDT | Thunderstorm Wind 65 | Golden Vly, MN | Large tree blown onto house. Estimated windspeed. |
| Jun 25, 1:10 AM CDT | Thunderstorm Wind 55 | Minneapolis, MN | 200 trees blown down. Apartment building under construction blown down. Roof damage to 6 houses. 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, 5.6 hours before the alert went out and 28 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.
265
WUUS1 KMSP 250539 RRA
SVRMSP
MNC003-037-053-123-163-171-250635-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1236 AM CDT THU JUN 25 1998
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES/CHANHASSEN HAS
ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
ANOKA COUNTY IN EAST CENTRAL MINNESOTA
DAKOTA COUNTY IN EAST CENTRAL MINNESOTA
HENNEPIN COUNTY IN EAST CENTRAL MINNESOTA
RAMSEY COUNTY IN EAST CENTRAL MINNESOTA
WASHINGTON COUNTY IN EAST CENTRAL MINNESOTA
WRIGHT COUNTY IN CENTRAL MINNESOTA
* UNTIL 135 AM CDT
* AT 1235 AM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE STORMS
FROM HUTCHINSON TO NEW PRAGUE. THE STORMS WERE MOVING EAST-
NORTHEAST AT 50 MPH.
* SOME LOCATIONS AFFECTED
BUFFALO
MINNEAPOLIS
FARMINGTON
ST PAUL
ANOKA
COTTAGE GROVE
DAMAGING WINDS UP TO 70 MPH ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS.
A TORNADO WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES.
JMPThe 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 | Blue Earth, Brown, Nicollet, Renville, Watonwan | 59 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, 12:45 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.