Alert archive / Minnesota / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 175, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Aug 6, 1996, 9:23 PM CDT for Nobles County, Minnesota. It was in force for 22 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 6, 1996, 9:23 PM CDT (02:23 UTC)
- Expired
- Aug 6, 1996, 9:45 PM CDT
- In force
- 22 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
County Nobles County, MN
The radar
The Sioux Falls radar (KFSD), 79 km from the middle of the area, began a volume at 02:26 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 6, 9:30 PM CDT | Hail 0.75 | Wilmont, MN |
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, 2.4 hours before the alert went out and 216 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
- 4613 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 993 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFSD 070223 SVRFSD MNC105-070255- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED FOR MISSING PARAGRAPH NATIONAL WEATHER SERVICE SIOUX FALLS SD 923 PM CDT TUE AUG 6 1996 THE NATIONAL WEATHER SERVICE IN SOIUX FALLS SD HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 945 PM CDT FOR PEOPLE IN THE FOOLOWING LOCATION... IN SOUTHWEST MINNESOTA ...NOBLES COUNTY AT 917 PM CDT...A LINE OF SEVERE THUNDERSTORMS PRODUCING DAMAGING WIND WAS INDICATED BY SIOUX FALLS DOPPLER RADAR 20 MILES NORTHWEST OF WORTHINGTON TO 20 MILES WEST OF WORTHINGTON NEAR ADRIAN MOVING EAST AT 35 MPH. THIS STORM CAN BE EXPECTED IN THE VICINITY OF... ST KILLIAN AROUND 920 PM CDT RUSHMORE AROUND 920 PM CDT WILMONT AROUND 920 PM CDT READING AROUND 930 PM CDT BIGELOW AROUND 935 PM CDT WORTHINGTON AROUND 935 PM CDT SEVERE THUNDERSTORMS PRODUxCE DAMAGING WIND IN EXCESS OF 55 MPH... DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. CHAPMAN/RUBY
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 7:14 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 36 min |
| Aug 6, 8:32 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 48 min |
| Aug 6, 8:47 PM CDT | Severe Thunderstorm Warning | FSD | Murray | 33 min |
| Aug 6, 8:51 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 34 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 1996Every severe thunderstorm warning in 1996
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.