Alert archive / North Dakota / High Wind Warnings in 2021
High Wind Warning 3, NWS Grand Forks, ND
NWS Grand Forks, ND issued this high wind warning at Aug 20, 2021, 7:04 PM CDT for 12 counties in North Dakota. It was in force for 4 hr. 2 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
- Aug 20, 2021, 7:04 PM CDT (00:04 UTC)
- Expired
- Aug 20, 2021, 11:28 PM CDT
- In force
- 4 hr
- Issued by
- NWS Grand Forks, ND
Counties Barnes County, ND, Benson County, ND, Cavalier County, ND, Eddy County, ND, Grand Forks County, ND, Griggs County, ND, Nelson County, ND, Pembina County, ND, Ramsey County, ND, Steele County, ND, Towner County, ND, Walsh County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 92 km from the middle of the area, began a volume at 00:03 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 20, 7:23 PM CDT | NON-TSTM WND GST 63 | 6 Ese Leeds, ND | PEAK WIND MEASURED AT THE NDAWN STATIONS NILES 3SE AT 10 METERS. |
| Aug 20, 8:16 PM CDT | NON-TSTM WND GST 55 | 4 Ssw Devils Lake, ND | SUSTAINED AT 45 GUSTING TO 55 MPH AT THE RWIS STATION ON HIGHWAY 20 AT MP98. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 0.1 hours before the alert went out and 228 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
- 98 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 635 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -76 m²/s²
- 0-3 km storm-relative helicity
- -55 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.6
The text
As transmitted.
569 WWUS73 KFGF 210004 NPWFGF URGENT - WEATHER MESSAGE National Weather Service Grand Forks ND 704 PM CDT Fri Aug 20 2021 NDZ006>008-014>016-024-026>029-038-054-210600- /O.NEW.KFGF.HW.W.0003.210821T0004Z-210821T0600Z/ Towner-Cavalier-Pembina-Benson-Ramsey-Eastern Walsh-Eddy-Nelson- Grand Forks-Griggs-Steele-Barnes-Western Walsh- Including the cities of Cando, Langdon, Cavalier, Walhalla, Drayton, Pembina, Neche, St. Thomas, Fort Totten, Maddock, Leeds, Minnewaukan, Devils Lake, Grafton, Park River, New Rockford, Lakota, Mcville, Aneta, Tolna, Grand Forks, Cooperstown, Finley, Hope, Valley City, Edinburg, Adams, and Lankin 704 PM CDT Fri Aug 20 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 1 AM CDT SATURDAY... * WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Portions of northeast and southeast North Dakota. * WHEN...Until 1 AM CDT Saturday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$
2 follow-up statements
005 WWUS73 KFGF 210225 NPWFGF URGENT - WEATHER MESSAGE National Weather Service Grand Forks ND 925 PM CDT Fri Aug 20 2021 NDZ008-016-027>029-038-210330- /O.CAN.KFGF.HW.W.0003.000000T0000Z-210821T0600Z/ Pembina-Eastern Walsh-Grand Forks-Griggs-Steele-Barnes- Including the cities of Cavalier, Walhalla, Drayton, Pembina, Neche, St. Thomas, Grafton, Park River, Grand Forks, Cooperstown, Finley, Hope, and Valley City 925 PM CDT Fri Aug 20 2021 ...HIGH WIND WARNING IS CANCELLED... The strongest winds have transitioned northwest of the area to the Devils Lake Basin and are no longer expected to impact locations east and south. $$ NDZ006-007-014-015-024-026-054-210600- /O.CON.KFGF.HW.W.0003.000000T0000Z-210821T0600Z/ Towner-Cavalier-Benson-Ramsey-Eddy-Nelson-Western Walsh- Including the cities of Cando, Langdon, Fort Totten, Maddock, Leeds, Minnewaukan, Devils Lake, New Rockford, Lakota, Mcville, Aneta, Tolna, Edinburg, Adams, and Lankin 925 PM CDT Fri Aug 20 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 AM CDT SATURDAY... * WHAT...Northwest winds 10 to 20 mph with gusts up to 40 mph. * WHERE...Towner, Cavalier, Eddy, Nelson, Benson, Ramsey and Western Walsh Counties. * WHEN...Until 1 AM CDT Saturday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$
295 WWUS73 KFGF 210428 NPWFGF URGENT - WEATHER MESSAGE National Weather Service Grand Forks ND 1128 PM CDT Fri Aug 20 2021 NDZ006-007-014-015-024-026-054-210530- /O.CAN.KFGF.HW.W.0003.000000T0000Z-210821T0600Z/ Towner-Cavalier-Benson-Ramsey-Eddy-Nelson-Western Walsh- Including the cities of Cando, Langdon, Fort Totten, Maddock, Leeds, Minnewaukan, Devils Lake, New Rockford, Lakota, Mcville, Aneta, Tolna, Edinburg, Adams, and Lankin 1128 PM CDT Fri Aug 20 2021 ...HIGH WIND WARNING IS CANCELLED... The strongest winds have diminished, so while a few gusts to 45 mph may still be possible, warning level winds are not longer expected. $$
Nearby
High Wind Warnings in North Dakota, 2021Every high wind warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.