Alert archive / Minnesota / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 123, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 7, 2000, 10:26 AM CDT for Beltrami County, Minnesota. It was in force for 29 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, 10:26 AM CDT (15:26 UTC)
- Expired
- Jul 7, 2000, 10:55 AM CDT
- In force
- 29 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Beltrami County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 210 km from the middle of the area, began a volume at 15:10 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, 10:55 AM CDT | Hail 0.75 | Blackduck, 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 12:00Z, 3.4 hours before the alert went out and 120 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
- 911 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 172 m²/s²
- 0-3 km storm-relative helicity
- 229 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KFGF 071526 SVRFAR MNC007-071556- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND-GRAND FORKS 1026 AM CDT FRI JUL 7 2000 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EXTREME EAST CENTRAL BELTRAMI COUNTY IN NORTH CENTRAL MINNESOTA * UNTIL 1055 AM CDT * AT 1020 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 8 MILES WEST OF SHOOKS...OR ABOUT 31 MILES NORTHEAST OF BEMIDJI...MOVEMENT WAS TO THE EAST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... KELLIHER AT 1030 AM CDT... FUNKLEY AT 1035 AM CDT... REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4799 9466 4781 9469 4777 9443 4797 9445 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, 3:50 AM CDT, 6 hours 36 minutes earlier.
Area forecast discussion, Jul 7, 3:50 AM CDT, 6 hours 36 minutes before
FORECAST DISCUSSION FOR EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 350 AM CDT FRI JUL 7 2000 FCST CHALLLENGE...SVR THREAT THIS AM. ADDN TSTMS TNGT. NEAR TERM...TSTMS ROUNDING THE THICKNESS RIDGE IN SRN MAN ARE BEGINNING TO DROP SEWD TOWARD NRN MN...WHILE ADDN CONVECTION DEVELOPS ACROSS THE RRV INTO NW MN...AND ALG THE SFC BNDRY FM SRN MAN INTO ERN MT. 00Z ETA AND 06Z MESOETA MAINTAIN FAIR AMOUNT OF INSTABILITY ACRS THE CWFA TDY WITH GOOD DEEP LAYER SHEAR THROUGHTHE MORNING HOURS. POSSIBLE BOWECHO FORMATION OCCURRING EAST OF MOT AND MOVING INTO NERN ND. 90+KT H3 JET STREAK EVIDENT LIFTING FM MLS INTO ISN ATTM PROVIDING DANGEROUS KICK TO ANY ACTIVITY. WILL NEED TO CLOSELY WATCH ANY DEVELOPMENT...WITH BIGGEST THREAT ACROSS NCNTRL AND NERN ND THIS AM. MODELS CONTINUE TO FCST PCPN DEVELOPING DOWN INTO THE RRV AND NW MN THROUGH TDY...SO WILL KEEP POPS IN SCT TO LIKELY REALM TDY AND TNGT. WILL DROP FFW SINCE STORMS ARE MOVING RAPIDLY WITH GOOD STEERING FLOW. LOCAL RAINS MAY BE HEAVY AT TIMES BUT TRAINING ECHOS ARE NOT LIKELY. WILL NEED TO WATCH SITUATION IF MULTIPLE ECHO PASSES SEEMS A POSSIBILITY. MID TERM...ETA DRIVES NEXT VORT ACROSS SRN ZONES ON SAT WHILE KEEPING NORTHERN ZONES ON DRIER NORTH END OF WEAK BOUNDARY. FOR NOW THIS SEEMS LIKE A REASONABLE DEPICTION WITH SOME AGREEMENT FM NGM. AVN STAYS DRY. EXTENDED...NOT MUCH TIME TO LOOK AT EXTENDED. WILL STAY WITH PREVIOUS PACKAGE. .FGF...NONE. GUST q
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 2:49 AM CDT | Severe Thunderstorm Warning | FGF | Clay | 31 min |
| Jul 7, 11:06 AM CDT | Severe Thunderstorm Warning | FGF | Polk | 29 min |
| Jul 7, 11:35 AM CDT | Severe Thunderstorm Warning | FGF | Pennington, Red Lake | 45 min |
| Jul 7, 12:19 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Clearwater, Pennington | 31 min |
| Jul 7, 12:30 PM CDT | Flash Flood Warning | FGF | Pennington, Polk, Red Lake | 4 hr |
| Jul 7, 12:51 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 29 min |
| Jul 7, 1:19 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 46 min |
| Jul 7, 5:23 PM CDT | Severe Thunderstorm Warning | FGF | Wilkin | 32 min |
| Jul 7, 5:32 PM CDT | Severe Thunderstorm Warning | FGF | Otter Tail | 43 min |
| Jul 7, 6:10 PM CDT | Severe Thunderstorm Warning | FGF | Grant | 30 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.