Alert archive / Montana / High Wind Warnings in 2021
High Wind Warning 4, NWS Glasgow, MT
NWS Glasgow, MT issued this high wind warning at Feb 21, 2021, 2:24 AM MST for 8 counties in Montana. It took effect at Feb 21, 2021, 10:00 PM MST. It was in force for 20 hr. 6 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
- Feb 21, 2021, 2:24 AM MST (09:24 UTC)
- In effect from
- Feb 21, 2021, 10:00 PM MST
- Expired
- Feb 22, 2021, 6:00 PM MST
- In force
- 20 hr
- Issued by
- NWS Glasgow, MT
Counties Dawson County, MT, Garfield County, MT, McCone County, MT, Petroleum County, MT, Phillips County, MT, Prairie County, MT, Valley County, MT, Wibaux County, MT
The radar
The Glasgow radar (KGGW), 86 km from the middle of the area, began a volume at 09:22 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 |
|---|---|---|---|
| Feb 21, 10:32 PM MST | NON-TSTM WND GST 73 | 1 Ese Zortman, MT | MESONET STATION ALDM8 ZORTMAN 1W. |
| Feb 21, 10:32 PM MST | NON-TSTM WND GST 73 | 1 Ese Zortman, MT | PEAK WIND GUST AT THE ZORTMAN RAWS SITE ALDM8. |
| Feb 21, 11:45 PM MST | NON-TSTM WND GST 75 | 11 Ene Zortman, MT | US 191 AT MP 122.5 (MT DOT). |
| Feb 22, 1:30 AM MST | NON-TSTM WND GST 82 | 11 Ene Zortman, MT | US 191 AT MP 122.5 (MT DOT). |
| Feb 22, 6:44 AM MST | NON-TSTM WND GST 59 | 2 Wsw Thoeny, MT | MESONET STATION BLUM8 THOENY 1WSW/BLUFF CREEK. |
| Feb 22, 8:35 AM MST | NON-TSTM WND GST 59 | 2 Wnw Malta, MT | PEAK WIND AT THE MALTA AIRPORT SITE KM75. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Glasgow Intl Airport, MT (KGGW), launched 00:00Z, 9.4 hours before the alert went out and 87 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
- 1672 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
102 WWUS75 KGGW 210924 NPWGGW URGENT - WEATHER MESSAGE National Weather Service Glasgow MT 224 AM MST Sun Feb 21 2021 MTZ060-220000- /O.UPG.KGGW.HW.A.0002.210222T0700Z-210223T0100Z/ /O.NEW.KGGW.HW.W.0004.210222T0500Z-210223T0100Z/ Southwest Phillips- Including the city of Zortman 224 AM MST Sun Feb 21 2021 ...HIGH WIND WARNING IN EFFECT FROM 10 PM THIS EVENING TO 6 PM MST MONDAY... * WHAT...West winds 30 to 45 mph with gusts up to 70 mph expected. * WHERE...Southwest Phillips County. * WHEN...From 10 PM this evening to 6 PM MST Monday. * 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. && $$ MTZ016-021-022-220000- /O.UPG.KGGW.HW.A.0002.210222T1300Z-210223T0100Z/ /O.NEW.KGGW.HW.W.0004.210222T0500Z-210223T0100Z/ Central and Southeast Phillips-Petroleum-Garfield- Including the cities of Malta, Saco, Winnett, and Jordan 224 AM MST Sun Feb 21 2021 ...HIGH WIND WARNING IN EFFECT FROM 10 PM THIS EVENING TO 6 PM MST MONDAY... * WHAT...West winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Central and Southeast Phillips, Petroleum, and Garfield Counties. * WHEN...From 10 PM this evening to 6 PM MST Monday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ MTZ059-220000- /O.NEW.KGGW.HW.W.0004.210222T0500Z-210223T0100Z/ Northern Phillips- Including the city of Whitewater 224 AM MST Sun Feb 21 2021 ...HIGH WIND WARNING IN EFFECT FROM 10 PM THIS EVENING TO 6 PM MST MONDAY... * WHAT...West winds 20 to 30 mph with gusts up to 60 mph expected. * WHERE...Northern Phillips County. * WHEN...From 10 PM this evening to 6 PM MST Monday. * 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. && $$ MTZ017-023-025>027-220000- /O.CON.KGGW.HW.A.0002.210222T1300Z-210223T0100Z/ Central and Southern Valley-McCone-Dawson-Prairie-Wibaux- Including the cities of Glasgow, Fort Peck, Hinsdale, Frazer, Circle, Glendive, Richey, Terry, and Wibaux 224 AM MST Sun Feb 21 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... * WHAT...West winds 20 to 30 mph with gusts up to 60 mph possible. * WHERE...Portions of northeast Montana. * WHEN...From Monday morning through Monday afternoon. * IMPACTS...High winds may move loose debris and damage property. Travel could be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$
4 follow-up statements
791 WWUS75 KGGW 212102 NPWGGW URGENT - WEATHER MESSAGE National Weather Service Glasgow MT 202 PM MST Sun Feb 21 2021 MTZ016-021-022-059-060-221200- /O.CON.KGGW.HW.W.0004.210222T0500Z-210223T0100Z/ Central and Southeast Phillips-Petroleum-Garfield- Northern Phillips-Southwest Phillips- Including the cities of Malta, Saco, Winnett, Jordan, Whitewater, and Zortman 202 PM MST Sun Feb 21 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 6 PM MST MONDAY... * WHAT...West winds 25 to 40 mph with gusts up to 65 mph expected. * WHERE...Southwest Phillips, Garfield, Northern Phillips, Petroleum and Central and Southeast Phillips Counties. * WHEN...From 10 PM this evening to 6 PM MST Monday. * 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. && $$ MTZ017-023-025>027-221200- /O.CON.KGGW.HW.A.0002.210222T1300Z-210223T0100Z/ Central and Southern Valley-McCone-Dawson-Prairie-Wibaux- Including the cities of Glasgow, Fort Peck, Hinsdale, Frazer, Circle, Glendive, Richey, Terry, and Wibaux 202 PM MST Sun Feb 21 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... * WHAT...West winds 25 to 40 mph with gusts up to 65 mph possible. * WHERE...McCone, Dawson, Wibaux, Prairie and Central and Southern Valley Counties. * WHEN...From Monday morning through Monday afternoon. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$
049 WWUS75 KGGW 220839 NPWGGW URGENT - WEATHER MESSAGE National Weather Service Glasgow MT 139 AM MST Mon Feb 22 2021 MTZ017-023-025>027-230100- /O.UPG.KGGW.HW.A.0002.210222T1300Z-210223T0100Z/ /O.EXB.KGGW.HW.W.0004.210222T1300Z-210223T0100Z/ Central and Southern Valley-McCone-Dawson-Prairie-Wibaux- Including the cities of Glasgow, Fort Peck, Hinsdale, Frazer, Circle, Glendive, Richey, Terry, and Wibaux 139 AM MST Mon Feb 22 2021 ...HIGH WIND WARNING IN EFFECT FROM 6 AM THIS MORNING TO 6 PM MST THIS EVENING... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...Central and Southern Valley, McCone, Dawson, Prairie and Wibaux Counties. * WHEN...From 6 AM this morning to 6 PM MST this evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could 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. && $$ MTZ016-021-022-059-060-230100- /O.CON.KGGW.HW.W.0004.000000T0000Z-210223T0100Z/ Central and Southeast Phillips-Petroleum-Garfield- Northern Phillips-Southwest Phillips- Including the cities of Malta, Saco, Winnett, Jordan, Whitewater, and Zortman 139 AM MST Mon Feb 22 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... * WHAT...West winds 35 to 55 mph with gusts up to 80 mph expected. * WHERE...Phillips, Garfield, and Petroleum Counties. * WHEN...through 6 PM MST Today. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$
886 WWUS75 KGGW 222119 NPWGGW URGENT - WEATHER MESSAGE National Weather Service Glasgow MT 219 PM MST Mon Feb 22 2021 MTZ016-021-022-059-060-230100- /O.CON.KGGW.HW.W.0004.000000T0000Z-210223T0100Z/ Central and Southeast Phillips-Petroleum-Garfield- Northern Phillips-Southwest Phillips- Including the cities of Malta, Saco, Winnett, Jordan, Whitewater, and Zortman 219 PM MST Mon Feb 22 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Southwest Phillips, Garfield, Northern Phillips, Petroleum and Central and Southeast Phillips Counties. * WHEN...Until 6 PM MST this evening. * 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. && $$ MTZ017-023-025>027-230100- /O.CON.KGGW.HW.W.0004.000000T0000Z-210223T0100Z/ Central and Southern Valley-McCone-Dawson-Prairie-Wibaux- Including the cities of Glasgow, Fort Peck, Hinsdale, Frazer, Circle, Glendive, Richey, Terry, and Wibaux 219 PM MST Mon Feb 22 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... * WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...McCone, Dawson, Wibaux, Prairie and Central and Southern Valley Counties. * WHEN...Until 6 PM MST this evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$
963 WWUS75 KGGW 230053 NPWGGW URGENT - WEATHER MESSAGE National Weather Service Glasgow MT 553 PM MST Mon Feb 22 2021 MTZ016-021-022-060-231200- /O.EXP.KGGW.HW.W.0004.000000T0000Z-210223T0100Z/ /O.NEW.KGGW.HW.W.0005.210223T0900Z-210223T2100Z/ Central and Southeast Phillips-Petroleum-Garfield- Southwest Phillips- Including the cities of Malta, Saco, Winnett, Jordan, and Zortman 553 PM MST Mon Feb 22 2021 ...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 2 PM MST TUESDAY... ...HIGH WIND WARNING WILL EXPIRE AT 6 PM MST THIS EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Central and Southeast Phillips, Petroleum, Garfield and Southwest Phillips Counties. * WHEN...From 2 AM to 2 PM MST Tuesday. * 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. && $$ MTZ023-025>027-231200- /O.EXP.KGGW.HW.W.0004.000000T0000Z-210223T0100Z/ /O.NEW.KGGW.HW.W.0005.210223T0900Z-210223T2100Z/ McCone-Dawson-Prairie-Wibaux- Including the cities of Circle, Glendive, Richey, Terry, and Wibaux 553 PM MST Mon Feb 22 2021 ...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 2 PM MST TUESDAY... ...HIGH WIND WARNING WILL EXPIRE AT 6 PM MST THIS EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...McCone, Dawson, Prairie and Wibaux Counties. * WHEN...From 2 AM to 2 PM MST Tuesday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ MTZ059-230200- /O.EXP.KGGW.HW.W.0004.000000T0000Z-210223T0100Z/ Northern Phillips- Including the city of Whitewater 553 PM MST Mon Feb 22 2021 ...HIGH WIND WARNING WILL EXPIRE AT 6 PM MST THIS EVENING... Winds have fallen below warning criteria, therefore the current High Wind Warning will be allowed to expire. $$ MTZ017-230200- /O.EXP.KGGW.HW.W.0004.000000T0000Z-210223T0100Z/ Central and Southern Valley- Including the cities of Glasgow, Fort Peck, Hinsdale, and Frazer 553 PM MST Mon Feb 22 2021 ...HIGH WIND WARNING WILL EXPIRE AT 6 PM MST THIS EVENING... Winds have fallen below warning criteria, therefore the current High Wind Warning will be allowed to expire. $$
Nearby
High Wind Warnings in Montana, 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.