Alert archive / Minnesota / Tornado Warnings in 1997
Tornado Warning 29, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Aug 2, 1997, 9:44 PM CDT for Meeker County, Wright County, Minnesota. It was in force for 46 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
- Aug 2, 1997, 9:44 PM CDT (02:44 UTC)
- Expired
- Aug 2, 1997, 10:30 PM CDT
- In force
- 46 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Meeker County, MN, Wright County, MN
The radar
The Minneapolis radar (KMPX), 63 km from the middle of the area, began a volume at 02:47 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 |
|---|---|---|---|
| Aug 2, 9:50 PM CDT | Thunderstorm Wind 50 | Waverly, MN | Trees 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 |
|---|---|---|---|
| Aug 2, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 2.7 hours before the alert went out and 61 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
- 1589 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 1478 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 4.4
The text
As transmitted, in the capitals the NWS used until 2016.
869
WFUS1 KMSP 030244 RRA
TORMSP
MNC093-171-030330-
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
944 PM CDT SAT AUG 2 1997
* TORNADO WARNING FOR
SOUTHEASTERN MEEKER COUNTY - CENTRAL MINNESOTA
SOUTHERN WRIGHT COUNTY - CENTRAL MINNESOTA
* UNTIL 1030 PM CDT
* SOME LOCATIONS AFFECTED
WAVERLY
DASSEL
ROCKFORD
HOWARD LAKE
* AT 940 PM CDT DOPPLER RADAR DETECTED A DEVELOPING TORNADO JUST
NORTH OF COKATO OR ABOUT 40 MILES SOUTH OF ST. CLOUD. THE STORM
WAS MOVING SOUTHEAST AT 30 MPH.
GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR
HOWIESONThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 7:11 PM CDT | Severe Thunderstorm Warning | MPX | Todd | 49 min |
| Aug 2, 7:27 PM CDT | Severe Thunderstorm Warning | MPX | Pope | 33 min |
| Aug 2, 7:44 PM CDT | Severe Thunderstorm Warning | MPX | Swift | 61 min |
| Aug 2, 8:23 PM CDT | Severe Thunderstorm Warning | MPX | Mille Lacs | 52 min |
| Aug 2, 8:29 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Sherburne, Stearns | 61 min |
| Aug 2, 8:52 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Pope | 38 min |
| Aug 2, 8:56 PM CDT | Tornado Warning | MPX | Wright | 34 min |
| Aug 2, 9:10 PM CDT | Tornado Warning | MPX | Sherburne | 35 min |
| Aug 2, 9:20 PM CDT | Flash Flood Warning | MPX | Anoka, Hennepin | 55 min |
| Aug 2, 9:20 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin | 55 min |
Nearby
Tornado Warnings in Minnesota, 1997Every tornado warning in 1997Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.