Alert archive / Minnesota / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 89, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 27, 1998, 11:38 PM CDT for Renville County, Minnesota. It was in force for 32 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
- May 27, 1998, 11:38 PM CDT (04:38 UTC)
- Expired
- May 28, 1998, 12:10 AM CDT
- In force
- 32 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Renville County, MN
The radar
The Minneapolis radar (KMPX), 110 km from the middle of the area, began a volume at 04:40 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 |
|---|---|---|---|
| May 27, 11:50 PM CDT | Hail 1.25 | Hector, MN | Swath of large hail from 3 miles east of Fairfax to Buffalo Lake and Hector to Lakeside. Trees also blown down resulting in power outages. |
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, 4.6 hours before the alert went out and 107 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
- 181 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 1846 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 193 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
305
WUUS1 KMSP 280441 RRA
SVRMSP
MNC129-280510-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1138 PM CDT WED MAY 27 1998
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES/CHANHASSEN HAS
ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN RENVILLE COUNTY IN CENTRAL MINNESOTA
* UNTIL 1210 AM CDT
* AT 1136 PM CDT...DOPPLER RADAR INDICATED A SEVERE STORM NEAR
HECTOR OR 25 MILES NORTHEAST OF REDWOOD FALLS.. THE STORM WAS
MOVING EAST AT 25 MPH.
* SOME LOCATIONS AFFECTED
BUFFALO LAKE AND RURAL AREAS OF EASTERN RENVILLE COUNTY
THIS IS A DANGEROUS STORM...WITH LARGE HAIL. STAY INDOORS AWAY
FROM WINDOWS.
CWSThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 11:47 PM CDT | Severe Thunderstorm Warning | MPX | McLeod | 48 min |
| May 27, 11:59 PM CDT | Severe Thunderstorm Warning | MPX | Carver | 46 min |
| May 28, 12:36 AM CDT | Severe Thunderstorm Warning | MPX | McLeod | 34 min |
| May 28, 12:46 AM CDT | Severe Thunderstorm Warning | MPX | Carver, Scott | 64 min |
| May 28, 12:50 AM CDT | Severe Thunderstorm Warning | MPX | Sibley | 30 min |
| May 28, 12:56 AM CDT | Severe Thunderstorm Warning | MPX | Le Sueur, Rice | 64 min |
| May 28, 1:19 AM CDT | Severe Thunderstorm Warning | MPX | Dakota | 46 min |
| May 28, 1:56 AM CDT | Severe Thunderstorm Warning | MPX | Goodhue, Rice | 64 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.