Alert archive / Minnesota / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 262, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Sep 2, 2000, 4:37 PM CDT for Clay County, Minnesota. It was in force for 28 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Sep 2, 2000, 4:37 PM CDT (21:37 UTC)
- Expired
- Sep 2, 2000, 5:05 PM CDT
- In force
- 28 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Clay County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 96 km from the middle of the area, began a volume at 21:36 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 |
|---|---|---|---|
| Sep 2, 4:55 PM CDT | Hail 1 | Hawley, 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
Aberdeen, SD (KABR), launched 12:00Z, 9.6 hours before the alert went out and 262 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
- 1 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 516 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KFGF 022138 SVRFAR MNC027-022205- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND-GRAND FORKS 437 PM CDT SAT SEP 2 2000 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CLAY COUNTY IN NORTHWEST MINNESOTA... * UNTIL 505 PM CDT * AT 436 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 3 MILES EAST OF SABIN...OR ABOUT 12 MILES SOUTHEAST OF FARGO...MOVEMENT WAS TO THE NORTHEAST AT 33 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... DOWNER AT 440 PM CDT... GLYNDON AT 445 PM CDT... MUSKODA AT 500 PM CDT... HAWLEY AT 505 PM CDT... REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4680 9677 4667 9658 4691 9618 4712 9625 NNNN
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 2:43 PM CDT | Severe Thunderstorm Warning | FGF | Clay | 32 min |
| Sep 2, 3:15 PM CDT | Severe Thunderstorm Warning | FGF | Clay | 30 min |
| Sep 2, 4:44 PM CDT | Flash Flood Warning | FGF | Clay | 4 hr |
| Sep 2, 5:07 PM CDT | Severe Thunderstorm Warning | FGF | Becker | 28 min |
| Sep 2, 5:19 PM CDT | Severe Thunderstorm Warning | FGF | Mahnomen | 31 min |
| Sep 2, 5:36 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Clearwater | 29 min |
| Sep 2, 6:11 PM CDT | Severe Thunderstorm Warning | FGF | Hubbard | 29 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2000Every severe thunderstorm warning in 2000
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.