Alert archive / Minnesota / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 164, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 19, 1997, 8:09 AM CDT for Wright County, Minnesota. It was in force for 51 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 19, 1997, 8:09 AM CDT (13:09 UTC)
- Expired
- Jul 19, 1997, 9:00 AM CDT
- In force
- 51 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Wright County, MN
The radar
The Minneapolis radar (KMPX), 48 km from the middle of the area, began a volume at 13:10 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.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 1.2 hours before the alert went out and 46 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
- 1867 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 675 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 273 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 16.0
The text
As transmitted, in the capitals the NWS used until 2016.
203
WUUS1 KMSP 191310 RRA
SVRMSP
MNC171-191400-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
809 AM CDT SAT JUL 19 1997
* SEVERE THUNDERSTORM WARNING FOR
WRIGHT COUNTY - CENTRAL MINNESOTA
* UNTIL 900 AM CDT
* SOME LOCATIONS AFFECTED
FRENCH LAKE
WEST ALBION
ANNANDALE
MAPLE LAKE
* AT 807 AM CDT DOPPLER RADAR INDICATED A SEVERE STORM WITH LARGE
HAIL 3 MILES WEST OF FRENCH LAKE... OR 26 MILES SOUTH OF ST
CLOUD. THE STORM WAS MOVING EAST AT 15 MPH.
THIS IS A DANGEROUS STORM...WITH LARGE HAIL. STAY INDOORS AWAY
FROM WINDOWS.
JMMWhat forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 19, 5:21 AM CDT, 2 hours 48 minutes before
MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-191530- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 523 AM CDT SAT JUL 19 1997 ...THERE IS A RISK FOR SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING ACROSS MUCH OF SOUTHERN MINNESOTA AND WESTERN WISCONSIN... SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP LATE THIS AFTERNOON AND THIS EVENING ACROSS SOUTHERN MINNESOTA AND WESTERN WISCONSIN. A FEW OF THES&E STORMS COULD END UP PRODUCING LARGE HAIL AND VERY STRONG WINDS. SPOTTER ACTIVATION MAY BECOME NECESSARY LATE THIS AFTERNOON OR THIS EVENING ACROSS SOUTHERN MINNESOTA AND WESTERN WISCONSIN. JMM!
Special weather statement, Jul 19, 5:23 AM CDT, 2 hours 46 minutes before
MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-191530- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 523 AM CDT SAT JUL 19 1997 ...THERE IS A RISK FOR SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING ACROSS MUCH OF SOUTHERN MINNESOTA AND WESTERN WISCONSIN... SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP LATE THIS AFTERNOON AND THIS EVENING ACROSS SOUTHERN MINNESOTA AND WESTERN WISCONSIN. A FEW OF THESE STORMS COULD END UP PRODUCING LARGE HAIL AND VERY STRONG WINDS. SPOTTER ACTIVATION MAY BECOME NECESSARY LATE THIS AFTERNOON OR THIS EVENING ACROSS SOUTHERN MINNESOTA AND WESTERN WISCONSIN. JMM
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 2:34 AM CDT | Severe Thunderstorm Warning | MPX | Stearns | 66 min |
| Jul 19, 6:27 AM CDT | Severe Thunderstorm Warning | MPX | Todd | 48 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.