Alert archive / Minnesota / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 2, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at May 16, 1996, 11:07 PM CDT for Polk County, Minnesota. It was in force for 23 min. 2 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
- May 16, 1996, 11:07 PM CDT (04:07 UTC)
- Expired
- May 16, 1996, 11:30 PM CDT
- In force
- 23 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
County Polk County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 74 km from the middle of the area, began a volume at 04:08 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 16, 11:10 PM CDT | Hail 1 | Erskine, MN | |
| May 16, 11:15 PM CDT | Hail 0.75 | Mc Intosh, 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
International Fa, MN (KINL), launched 00:00Z, 4.1 hours before the alert went out and 246 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 708 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 167 m²/s²
- 0-3 km storm-relative helicity
- 182 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 KFAR 170409 RRA SVRFAR MNC119-170430- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA ND 1107 PM CDT THU MAY 16 1996 THE NATIONAL WEATHER SERVICE IN EASTERN NORTH DAKOTA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1130 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHWEST MINNESOTA ...EASTERN POLK COUNTY AT 1105 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 40 MILES SOUTH OF THIEF RIVER FALLS NEAR WINGER. THE STORM WAS MOVING NORTHEAST AT 35 MPH AND WILL AFFECT THE TOWNS OF MCINTOSH AND FOSSTON BETWEEN 1110 AND 1130 PM. THIS STORM HAS ALREADY PRODUCED ONE INCH HAIL AT UNION LAKE. SEVERE THUNDERSTORMS PRODUCE 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. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. JB &
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 10:49 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 31 min |
| May 17, 12:31 AM CDT | Severe Thunderstorm Warning | FGF | Marshall, Polk | 29 min |
| May 17, 6:33 PM CDT | Severe Thunderstorm Warning | FGF | Wilkin | 27 min |
| May 17, 6:51 PM CDT | Tornado Warning | FGF | Wilkin | 29 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.