Alert archive / North Dakota / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 130, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 7, 2000, 12:15 PM CDT for Steele County, Traill County, North Dakota. It was in force for 45 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
- Jul 7, 2000, 12:15 PM CDT (17:15 UTC)
- Expired
- Jul 7, 2000, 1:00 PM CDT
- In force
- 45 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Steele County, ND, Traill County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 10 km from the middle of the area, began a volume at 17:16 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 |
|---|---|---|---|
| Jul 7, 12:20 PM CDT | Hail 0.75 | Sherbrooke, ND |
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 |
|---|---|---|---|
| Jul 7, 12:00 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 5.3 hours before the alert went out and 264 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
- 1735 J/kg
- Mixed-layer CIN
- -209 J/kg
- Mixed-layer LCL
- 712 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KFGF 071715 SVRFAR NDC091-097-071800- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND-GRAND FORKS 1215 PM CDT FRI JUL 7 2000 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN STEELE COUNTY IN SOUTHEAST NORTH DAKOTA NORTHERN TRAILL COUNTY IN SOUTHEAST NORTH DAKOTA * UNTIL 100 PM CDT * AT 1211 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 2 MILES EAST OF GOLDEN LAKE...OR ABOUT 34 MILES SOUTHWEST OF GRAND FORKS...MOVEMENT WAS TO THE EAST AT 45 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... PORTLAND AT 1225 PM CDT... BUXTON AT 1240 PM CDT... REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FRIDAY EVENING FOR NORTHWESTERN MINNESOTA AND SOUTHEAST NORTH DAKOTA. LAT...LON 4767 9770 4749 9772 4745 9700 4766 9701 NNNN
What 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.
NWS Grand Forks, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 7, 10:30 AM CDT, 1 hour 45 minutes earlier.
Area forecast discussion, Jul 7, 10:30 AM CDT, 1 hour 45 minutes before
FORECAST DISCUSSION FOR EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 1030 AM CDT FRI JUL 7 2000 -14C TEMP REPORTED AT 500 HPA ACRS SRN MAN WHICH IS COOLER THAN MODELS HAVE FCST. SAME AT 700 AND 850 HPA. COOLER AIR THAN XPCD IS CREATING TSRA ACRS CWFA. 88D HAS TSRA OVR GFK COUNTY AND BELTRAMI MOVG E. WL KEEP CHC TSRA FOR TDY. WL CHECK ZONES. .FGF...NONE. HOPPES
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 2:21 AM CDT | Severe Thunderstorm Warning | FGF | Cass | 29 min |
| Jul 7, 2:49 AM CDT | Severe Thunderstorm Warning | FGF | Cass | 31 min |
| Jul 7, 4:44 AM CDT | Severe Thunderstorm Warning | FGF | Cavalier, Towner | 31 min |
| Jul 7, 6:03 AM CDT | Severe Thunderstorm Warning | FGF | Ramsey, Walsh | 32 min |
| Jul 7, 6:18 AM CDT | Severe Thunderstorm Warning | FGF | Eddy | 32 min |
| Jul 7, 6:37 AM CDT | Severe Thunderstorm Warning | FGF | Walsh | 28 min |
| Jul 7, 6:52 AM CDT | Severe Thunderstorm Warning | FGF | Eddy, Nelson | 28 min |
| Jul 7, 7:05 AM CDT | Severe Thunderstorm Warning | FGF | Benson | 30 min |
| Jul 7, 9:45 AM CDT | Severe Thunderstorm Warning | FGF | Nelson | 30 min |
| Jul 7, 10:11 AM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 29 min |
| Jul 7, 10:52 AM CDT | Severe Thunderstorm Warning | FGF | Nelson, Walsh | 28 min |
| Jul 7, 11:20 AM CDT | Severe Thunderstorm Warning | FGF | Griggs, Nelson | 30 min |
| Jul 7, 11:28 AM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 47 min |
| Jul 7, 11:43 AM CDT | Severe Thunderstorm Warning | FGF | Steele | 32 min |
| Jul 7, 11:52 AM CDT | Flash Flood Warning | FGF | Grand Forks | 6 hr |
| Jul 7, 11:52 AM CDT | Flash Flood Warning | FGF | Grand Forks, Nelson | 6 hr |
Nearby
Severe Thunderstorm Warnings in North Dakota, 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.