Alert archive / Minnesota / Tornado Warnings in 2001
Tornado Warning 52, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Jul 18, 2001, 11:18 PM CDT for Pennington County, Red Lake County, Minnesota. It was in force for 27 min. No storm report in the archive falls 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.
The facts
- Issued
- Jul 18, 2001, 11:18 PM CDT (04:18 UTC)
- Expired
- Jul 18, 2001, 11:45 PM CDT
- In force
- 27 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Pennington County, MN, Red Lake County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 91 km from the middle of the area, began a volume at 04:21 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.
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 18, 10:00 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
International Fa, MN (KINL), launched 00:00Z, 4.3 hours before the alert went out and 236 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
- 2275 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1506 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 9.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFGF 190419 TORFAR MNC113-125-190445- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE EASTERN ND-GRAND FORKS 1118 PM CDT WED JUL 18 2001 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * TORNADO WARNING FOR... WESTERN PENNINGTON COUNTY IN NORTHWEST MINNESOTA AND EXTREME NORTHWESTERN RED LAKE COUNTY IN NORTHWEST MINNESOTA. * UNTIL 1145 PM CDT. * AT 1116 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 7 MILES NORTH OF WYLIE...OR ABOUT 11 MILES SOUTHWEST OF THIEF RIVER FALLS...MOVEMENT WAS TO THE NORTHEAST AT 20 MPH. * THIS UPGRADES THE PREVIOUS SEVERE THUNDERSTORM WARNING ISSUED FOR WESTERN PENNINGTON COUNTY. IN ADDITION TO A POSSIBLE TORNADO LARGE HAIL HAS BEEN REPORTED WITH THIS STORM. * THE TORNADO WILL REMAIN IN RURAL AREAS OF WESTERN PENNINGTON COUNTY AND NORTHWESTERN PENNINGTON COUNTY. THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM CDT THURSDAY MORNING FOR NORTHWESTERN MINNESOTA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 300 AM CDT THURSDAY MORNING FOR SOUTHEAST NORTH DAKOTA. LAT...LON 4811 9649 4789 9642 4800 9631 4818 9631 $$ BRAZZELL/VOELKER NNNN
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 7:04 PM CDT | Severe Thunderstorm Warning | FGF | Kittson | 41 min |
| Jul 18, 7:08 PM CDT | Flash Flood Warning | FGF | Kittson | 3 hr |
| Jul 18, 7:23 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods | 52 min |
| Jul 18, 7:36 PM CDT | Tornado Warning | FGF | Lake of the Woods | 39 min |
| Jul 18, 7:45 PM CDT | Severe Thunderstorm Warning | FGF | Kittson | 45 min |
| Jul 18, 7:54 PM CDT | Severe Thunderstorm Warning | FGF | Roseau | 66 min |
| Jul 18, 8:09 PM CDT | Flash Flood Warning | FGF | Lake of the Woods, Roseau | 2 hr |
| Jul 18, 8:44 PM CDT | Tornado Warning | FGF | Marshall | 46 min |
| Jul 18, 8:50 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Lake of the Woods | 55 min |
| Jul 18, 9:01 PM CDT | Severe Thunderstorm Warning | FGF | Roseau | 29 min |
| Jul 18, 9:43 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods | 47 min |
| Jul 18, 9:51 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 39 min |
| Jul 18, 10:00 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami | 45 min |
| Jul 18, 10:14 PM CDT | Flash Flood Warning | FGF | Lake of the Woods, Roseau | 3 hr |
| Jul 18, 10:32 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 28 min |
| Jul 18, 10:37 PM CDT | Severe Thunderstorm Warning | FGF | Marshall | 38 min |
| Jul 18, 11:04 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami | 41 min |
| Jul 18, 11:11 PM CDT | Severe Thunderstorm Warning | FGF | Pennington | 49 min |
| Jul 18, 11:42 PM CDT | Tornado Warning | FGF | Red Lake | 33 min |
| Jul 19, 12:14 AM CDT | Tornado Warning | FGF | Polk | 31 min |
| Jul 19, 12:27 AM CDT | Flash Flood Warning | FGF | Marshall, Polk | 2 hr |
| Jul 19, 12:54 AM CDT | Severe Thunderstorm Warning | FGF | Norman | 66 min |
| Jul 19, 1:09 AM CDT | Severe Thunderstorm Warning | FGF | Polk | 66 min |
| Jul 19, 1:28 AM CDT | Severe Thunderstorm Warning | FGF | Clay | 47 min |
| Jul 19, 1:59 AM CDT | Severe Thunderstorm Warning | FGF | Marshall | 46 min |
| Jul 19, 2:05 AM CDT | Severe Thunderstorm Warning | FGF | Mahnomen, Norman | 40 min |
| Jul 19, 2:15 AM CDT | Severe Thunderstorm Warning | FGF | Clay | 30 min |
| Jul 19, 2:28 AM CDT | Severe Thunderstorm Warning | FGF | Becker | 47 min |
| Jul 19, 2:52 AM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Clearwater, Hubbard | 38 min |
| Jul 19, 3:12 AM CDT | Severe Thunderstorm Warning | FGF | Becker | 63 min |
Nearby
Tornado Warnings in Minnesota, 2001Every tornado warning in 2001Tornadoes in 2001
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.