Alert archive / Montana / High Wind Warnings in 2021
High Wind Warning 11, NWS Glasgow, MT
NWS Glasgow, MT issued this high wind warning at Nov 30, 2021, 1:25 PM MST for Phillips County, Montana. It took effect at Nov 30, 2021, 11:00 PM MST. It was in force for 18 hr. 1 report 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
- Nov 30, 2021, 1:25 PM MST (20:25 UTC)
- In effect from
- Nov 30, 2021, 11:00 PM MST
- Expired
- Dec 1, 2021, 4:38 PM MST
- In force
- 18 hr
- Issued by
- NWS Glasgow, MT
County Phillips County, MT
The radar
The Glasgow radar (KGGW), 96 km from the middle of the area, began a volume at 20:29 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 |
|---|---|---|---|
| Dec 1, 1:30 AM MST | NON-TSTM WND GST 64 | 10 Ese Zortman, MT | MESONET STATION MTM38 BLM ZORTMAN E. |
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 12:00Z, 8.4 hours before the alert went out and 97 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
- 709 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 304 m²/s²
- 0-3 km storm-relative helicity
- 480 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
558 WWUS75 KGGW 302025 NPWGGW URGENT - WEATHER MESSAGE National Weather Service Glasgow MT 125 PM MST Tue Nov 30 2021 MTZ060-011200- /O.UPG.KGGW.HW.A.0008.211201T0600Z-211202T0000Z/ /O.NEW.KGGW.HW.W.0011.211201T0600Z-211202T0000Z/ Southwest Phillips- Including the city of Zortman 125 PM MST Tue Nov 30 2021 ...HIGH WIND WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST WEDNESDAY... * WHAT...West winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...Southwest Phillips County. * WHEN...From 11 PM this evening to 5 PM MST Wednesday. * 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. && $$
4 follow-up statements
121 WWUS75 KGGW 010955 NPWGGW URGENT - WEATHER MESSAGE National Weather Service Glasgow MT 255 AM MST Wed Dec 1 2021 MTZ060-020000- /O.CON.KGGW.HW.W.0011.000000T0000Z-211202T0000Z/ Southwest Phillips- Including the city of Zortman 255 AM MST Wed Dec 1 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph. * WHERE...Southwest Phillips County. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$
239 WWUS75 KGGW 011542 AAC NPWGGW URGENT - WEATHER MESSAGE...UPDATED National Weather Service Glasgow MT 842 AM MST Wed Dec 1 2021 MTZ060-020000- /O.CON.KGGW.HW.W.0011.000000T0000Z-211202T0000Z/ Southwest Phillips- Including the city of Zortman 842 AM MST Wed Dec 1 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph. * WHERE...Southwest Phillips County. * WHEN...Until 5 PM MST this afternoon. * 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. && $$ MTZ016-017-021>023-020600- /O.NEW.KGGW.LW.Y.0054.211201T1542Z-211202T0600Z/ Central and Southeast Phillips-Central and Southern Valley- Petroleum-Garfield-McCone- Including the city of Fort Peck 842 AM MST Wed Dec 1 2021 ...LAKE WIND ADVISORY IN EFFECT UNTIL 11 PM MST THIS EVENING FOR FORT PECK LAKE... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Fort Peck Lake. * WHEN...Until 11 PM MST this evening. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft. && $$
731 WWUS75 KGGW 011957 NPWGGW URGENT - WEATHER MESSAGE National Weather Service Glasgow MT 1257 PM MST Wed Dec 1 2021 MTZ060-020000- /O.CON.KGGW.HW.W.0011.000000T0000Z-211202T0000Z/ Southwest Phillips- Including the city of Zortman 1257 PM MST Wed Dec 1 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph. * WHERE...Southwest Phillips County. * WHEN...Until 5 PM MST this afternoon. * 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. && $$ MTZ016-017-021>023-020700- /O.EXT.KGGW.LW.Y.0054.000000T0000Z-211202T0700Z/ Central and Southeast Phillips-Central and Southern Valley- Petroleum-Garfield-McCone- Including the city of Fort Peck 1257 PM MST Wed Dec 1 2021 ...LAKE WIND ADVISORY NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT FOR FORT PECK LAKE... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Fort Peck Lake. * WHEN...Until midnight MST tonight. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft. && $$
899 WWUS75 KGGW 012338 NPWGGW URGENT - WEATHER MESSAGE National Weather Service Glasgow MT 438 PM MST Wed Dec 1 2021 MTZ060-020045- /O.CAN.KGGW.HW.W.0011.000000T0000Z-211202T0000Z/ Southwest Phillips- 438 PM MST Wed Dec 1 2021 ...HIGH WIND WARNING IS CANCELLED... The threat for severe wind gusts has come to an end. $$ MTZ016-017-021>023-020045- /O.CAN.KGGW.LW.Y.0054.000000T0000Z-211202T0700Z/ Central and Southeast Phillips-Central and Southern Valley- Petroleum-Garfield-McCone- 438 PM MST Wed Dec 1 2021 ...LAKE WIND ADVISORY IS CANCELLED... Winds have rapidly died down after sunset across the lake. Therefore, the Lake Wind Advisory has been cancelled. $$
The office that day
Everything else NWS Glasgow, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 30, 2:47 AM MST | High Wind Watch | GGW | Phillips | 11 hr |
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.