Alert archive / Minnesota / Tornado Warnings in 1999
Tornado Warning 13, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Jun 6, 1999, 3:46 PM CDT for Beltrami County, Minnesota. It was in force for 34 min. 3 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 6, 1999, 3:46 PM CDT (20:46 UTC)
- Expired
- Jun 6, 1999, 4:20 PM CDT
- In force
- 34 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
County Beltrami County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 185 km from the middle of the area, began a volume at 20:45 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 |
|---|---|---|---|
| Jun 6, 4:09 PM CDT | Hail 0.75 | Fourtown, MN | |
| Jun 6, 4:10 PM CDT | Hail 1 | Blackduck, MN | |
| Jun 6, 4:20 PM CDT | Hail 1.75 | Fourtown, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 6, 12:30 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 8.8 hours before the alert went out and 138 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
- 35 J/kg
- Mixed-layer CIN
- -196 J/kg
- Mixed-layer LCL
- 1233 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
349 WFUS1 KFAR 062045 RRA TORFAR MNC007-062120- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 346 PM CDT SUN JUN 6 1999 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * TORNADO WARNING FOR... NORTHWESTERN BELTRAMI COUNTY IN NORTH CENTRAL MINNESOTA * UNTIL 420 PM CDT * AT 344 PM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 27 MILES SOUTHEAST OF ROSEAU OR 16 MILES NORTHWEST OF FOUR TOWN... MOVING NORTH AT 30 MPH. * THE TORNADO WILL REMAIN IN RURAL AREAS THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH OF A TORNADO ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING.
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 2:09 PM CDT | Severe Thunderstorm Warning | FGF | Kittson, Roseau | 36 min |
| Jun 6, 2:46 PM CDT | Tornado Warning | FGF | Roseau | 34 min |
| Jun 6, 3:34 PM CDT | Tornado Warning | FGF | Marshall, Roseau | 36 min |
| Jun 6, 3:53 PM CDT | Severe Thunderstorm Warning | FGF | Hubbard, Wadena | 32 min |
| Jun 6, 4:08 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami | 32 min |
| Jun 6, 4:14 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods, Roseau | 36 min |
| Jun 6, 4:19 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami | 36 min |
| Jun 6, 4:49 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods, Roseau | 36 min |
| Jun 6, 5:25 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods | 35 min |
Nearby
Tornado Warnings in Minnesota, 1999Every tornado warning in 1999Tornadoes in 1999
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.