Alert archive / Minnesota / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 241, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Aug 28, 2000, 10:47 AM CDT for Kittson County, Minnesota; Pembina County, North Dakota. 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
- Aug 28, 2000, 10:47 AM CDT (15:47 UTC)
- Expired
- Aug 28, 2000, 11:15 AM CDT
- In force
- 28 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Kittson County, MN, Pembina County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 139 km from the middle of the area, began a volume at 15:47 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 28, 10:55 AM CDT | Hail 0.88 | Lake Bronson, 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
Bismarck Municip, ND (KBIS), launched 12:00Z, 3.8 hours before the alert went out and 352 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
- 533 J/kg
- Mixed-layer CIN
- -391 J/kg
- Mixed-layer LCL
- 665 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 189 m²/s²
- 0-3 km storm-relative helicity
- 375 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KFGF 281549 SVRFAR MNC069-NDC067-281615- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND-GRAND FORKS 1047 AM CDT MON AUG 28 2000 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN PEMBINA COUNTY IN NORTHEAST NORTH DAKOTA... KITTSON COUNTY IN NORTHWEST MINNESOTA... * UNTIL 1115 AM CDT * AT 1042 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES WEST OF LAKE BRONSON...OR ABOUT 36 MILES NORTHEAST OF GRAFTON...MOVEMENT WAS TO THE EAST AT 30 MPH. ANOTHER SEVERE THUNDERSTORM WAS LOCATED TWO MILES NORTHWEST OF DRAYTON...OR 15 MILES NORTHEAST OF GRAFTON...MOVING NORTHEAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... LAKE BRONSON AT 1050 AM CDT... REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4878 9745 4860 9731 4871 9645 4893 9655 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 Aug 28, 10:30 AM CDT, 17 minutes earlier.
Area forecast discussion, Aug 28, 10:30 AM CDT, 17 minutes before
FORECAST DISCUSSION FOR EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 1030 AM CDT MON AUG 28 2000 GOOD HGT 500 HPA RISE-FALL COUPLET TO THE W OVR MT AND WA. RELATIVELY COLD 500 HPA TEMPS WERE TO THE W AND FCST TO MOV INTO NW COUNTIES THIS AFTN. SW-NE UPR LVL JET PUNCHING INTO THE AREA WITH STORMS FIRING UNDER AND IN THE LFQ. WATER VAPOR LOOP SHOWING DARK BAND MOVG IN FM THE SW. PLENTY OF MSTR AVAILABLE WITH 330+K 850 HPA THETA-E AIR ACRS MUCH OF CWFA. DRIER AND COOLER AIR TO MOV IN LATE THIS MORN AND THIS AFTN. EXTENDED TSRA WATCH TIL NOON. .FGF...SVR TSRA WATCH #715 IN EFFECT TIL NOON FOR NDZ006>008-014>016- 024-026>030-054-MNZ001-002-004>009-013>017-022-023. HOPPES
In the hours before
Special weather statement, Aug 28, 5:00 AM CDT, 5 hours 47 minutes before
MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024- 026>030-038-039-049-052>054-281300- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 500 AM CDT MON AUG 28 2000 ...SEVERE THUNDERSTORMS EXPECTED ACROSS MUCH OF EASTERN NORTH DAKOTA AND NORTHWESTERN MINNESOTA TODAY... SYNOPSIS...A STRONG UPPER LEVEL SYSTEM WILL PUSH A COLD FRONT INTO NORTHEAST NORTH DAKOTA THIS MORNING...REACHING THE RED RIVER DURING THE EARLY AFTERNOON....THEN INTO EASTERN MINNESOTA BY EVENING. AHEAD OF THIS FRONT SURFACE DEW POINTS IN THE MID TO UPPER 60S WILL COMBINE WITH SURFACE TEMPERATURES IN THE 80S TO MAKE A VERY UNSTABLE AIRMASS. AREA OF CONCERN...SLIGHT RISK OF SEVERE THUNDERSTORMS THIS MORNING WEST OF THE RED RIVER. INCREASING RISK SHIFTING EAST OF THE RED RIVER THIS AFTERNOON. GREATEST RISK THIS AFTERNOON EAST OF THE RED RIVER ACROSS NORTHWEST MINNESOTA. TIME...WEST OF THE RED RIVER VALLEY THIS MORNING AND VERY EARLY AFTERNOON...EAST OF THE RED RIVER AFTERNOON INTO EARLY EVENING. TYPE OF HAZARD...MAINLY LARGE HAIL AND DAMAGING WINDS. ISOLATED TORNADOES POSSIBLE EAST OF THE RED RIVER. ME/PB NNNN
Local storm report, Aug 28, 9:17 AM CDT, 1 hour 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS
917 AM CDT MON AUG 28 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0730 AM LANGDON ND 65 MPH TSTM GUST
08/28/00 CAVALIER 5 MILES NORTHEAST OF
LANGDON
0827 AM LANGDON ND .75 INCH HAIL
08/28/00 CAVALIER 15 MILES SOUTHWEST OF
LANGDON
0828 AM LANGDON ND .75 INCH HAIL
08/28/00 CAVALIER 15 MILES SOUTHWEST OF
LANGDON
0912 AM ADAMS ND
08/28/00 WALSH RW++ 5 MILES NORTHEAST OF
ADAMS
NLocal storm report, Aug 28, 10:14 AM CDT, 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS
1014 AM CDT MON AUG 28 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0730 AM LANGDON ND 65 MPH TSTM GUST
08/28/00 CAVALIER 5 MILES NORTHEAST OF
LANGDON
0827 AM LANGDON ND .75 INCH HAIL
08/28/00 CAVALIER 15 MILES SOUTHWEST OF
LANGDON
0828 AM LANGDON ND .75 INCH HAIL
08/28/00 CAVALIER 15 MILES SOUTHWEST OF
LANGDON
0912 AM ADAMS ND
08/28/00 WALSH RW++ 5 MILES NORTHEAST OF
ADAMS
1005 AM ST THOMAS ND 1.5 INCH HAIL
08/28/00 PEMBINA SILVER DOLLAR SIZE HAIL
REPORTED BY ARB #599 5.5
MILES NORTHWEST OF ST THOS
PEMBINA CO. ND
NLocal storm report, Aug 28, 10:32 AM CDT, 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS
1032 AM CDT MON AUG 28 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1020 AM HOOPLE ND 1 INCH HAIL
08/28/00 WALSH
NThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 9:52 AM CDT | Severe Thunderstorm Warning | FGF | Kittson | 28 min |
| Aug 28, 10:18 AM CDT | Severe Thunderstorm Warning | FGF | Kittson | 32 min |
| Aug 28, 11:09 AM CDT | Severe Thunderstorm Warning | FGF | Kittson, Marshall | 31 min |
| Aug 28, 12:00 PM CDT | Severe Thunderstorm Warning | FGF | Roseau | 30 min |
| Aug 28, 3:09 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Clearwater | 31 min |
| Aug 28, 5:17 AM CDT | Severe Thunderstorm Warning | FGF | Benson, Eddy | 58 min |
| Aug 28, 6:00 AM CDT | Severe Thunderstorm Warning | FGF | Benson, Ramsey | 45 min |
| Aug 28, 6:14 AM CDT | Severe Thunderstorm Warning | FGF | Eddy | 31 min |
| Aug 28, 6:24 AM CDT | Severe Thunderstorm Warning | FGF | Nelson, Walsh | 31 min |
| Aug 28, 6:44 AM CDT | Severe Thunderstorm Warning | FGF | Benson, Eddy, Nelson, Ramsey | 46 min |
| Aug 28, 6:44 AM CDT | Severe Thunderstorm Warning | FGF | Walsh | 46 min |
| Aug 28, 7:00 AM CDT | Severe Thunderstorm Warning | FGF | Cavalier | 45 min |
| Aug 28, 7:40 AM CDT | Severe Thunderstorm Warning | FGF | Towner | 30 min |
| Aug 28, 8:23 AM CDT | Severe Thunderstorm Warning | FGF | Cavalier | 32 min |
| Aug 28, 8:38 AM CDT | Severe Thunderstorm Warning | FGF | Ramsey | 32 min |
| Aug 28, 8:48 AM CDT | Severe Thunderstorm Warning | FGF | Cavalier, Walsh | 32 min |
| Aug 28, 9:24 AM CDT | Severe Thunderstorm Warning | FGF | Pembina | 31 min |
| Aug 28, 10:05 AM CDT | Severe Thunderstorm Warning | FGF | Walsh | 30 min |
| Aug 28, 10:33 AM CDT | Severe Thunderstorm Warning | FGF | Walsh | 32 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2000Severe 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.