Alert archive / Montana / High Wind Warnings in 2021

High Wind Warning 9, NWS Glasgow, MT

November 25, 2021Phillips County, Montana

NWS Glasgow, MT issued this high wind warning at Nov 25, 2021, 2:31 AM MST for Phillips County, Montana. It took effect at Nov 25, 2021, 2:00 PM MST. It was in force for 13 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
Nov 25, 2021, 2:31 AM MST (09:31 UTC)
In effect from
Nov 25, 2021, 2:00 PM MST
Expired
Nov 26, 2021, 2:54 AM MST
In force
13 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 09:34 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

TimeReportWhereRemark
Nov 25, 4:32 PM MSTNON-TSTM WND GST 571 Ese Zortman, MTMESONET STATION ALDM8 ZORTMAN 1E.
Nov 25, 6:45 PM MSTNON-TSTM WND GST 5010 Ese Zortman, MTMESONET 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 00:00Z, 9.5 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.

Skew-T log-pSkew-T log-p diagram, Glasgow Intl Airport, MT at 00:00Z on 2021-11-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Glasgow Intl Airport, MT at 00:00Z on 2021-11-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1373 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

683 
WWUS75 KGGW 250931
NPWGGW

URGENT - WEATHER MESSAGE
National Weather Service Glasgow MT
231 AM MST Thu Nov 25 2021

MTZ060-260000-
/O.UPG.KGGW.HW.A.0006.211125T2100Z-211126T1800Z/
/O.NEW.KGGW.HW.W.0009.211125T2100Z-211126T1800Z/
Southwest Phillips-
Including the city of Zortman
231 AM MST Thu Nov 25 2021

...HIGH WIND WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 AM
MST FRIDAY...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph 
  expected.

* WHERE...Southwest Phillips County.

* WHEN...From 2 PM this afternoon to 11 AM MST Friday.

* IMPACTS...High winds may move loose debris, damage property and
  cause power outages. Travel will be difficult especially for
  high profile vehicles.

* ADDITIONAL DETAILS...US 191 and MT 66 will be impacted by
  dangerous crosswinds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People are urged to secure loose objects that could be blown
around or damaged by the wind.

&&

$$

MTZ016-017-021>023-260000-
/O.NEW.KGGW.LW.Y.0052.211125T1800Z-211127T1100Z/
Central and Southeast Phillips-Central and Southern Valley-
Petroleum-Garfield-McCone-
Including the city of Fort Peck
231 AM MST Thu Nov 25 2021

...LAKE WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 4 AM
MST SATURDAY FOR FORT PECK LAKE...

* WHAT...West winds 15 to 25 mph with gusts up to 40 mph 
  expected.

* WHERE...Fort Peck Lake.

* WHEN...From 11 AM this morning to 4 AM MST Saturday.

* 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.

&&

$$
2 follow-up statements
097 
WWUS75 KGGW 252140
NPWGGW

URGENT - WEATHER MESSAGE
National Weather Service Glasgow MT
240 PM MST Thu Nov 25 2021

MTZ060-261000-
/O.CON.KGGW.HW.W.0009.000000T0000Z-211126T1800Z/
Southwest Phillips-
Including the city of Zortman
240 PM MST Thu Nov 25 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM MST FRIDAY...

* WHAT...West winds 20 to 30 mph with gusts up to 65 mph.

* WHERE...Southwest Phillips County.

* WHEN...Until 11 AM MST Friday.

* IMPACTS...High winds may move loose debris, damage property 
  and cause power outages. Travel will be difficult especially 
  for high profile vehicles.

* ADDITIONAL DETAILS...US 191 and MT 66 will be impacted by
  dangerous crosswinds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People are urged to secure loose objects that could be blown
around or damaged by the wind.

&&

$$

MTZ016-017-021>023-261000-
/O.CON.KGGW.LW.Y.0052.000000T0000Z-211127T1100Z/
Central and Southeast Phillips-Central and Southern Valley-
Petroleum-Garfield-McCone-
Including the city of Fort Peck
240 PM MST Thu Nov 25 2021

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM MST SATURDAY
FOR FORT PECK LAKE...

* WHAT...West winds 15 to 25 mph with gusts up to 40 mph.

* WHERE...Fort Peck Lake.

* WHEN...Until 4 AM MST Saturday.

* 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.

&&

$$
351 
WWUS75 KGGW 260954
NPWGGW

URGENT - WEATHER MESSAGE
National Weather Service Glasgow MT
254 AM MST Fri Nov 26 2021

MTZ060-261100-
/O.CAN.KGGW.HW.W.0009.000000T0000Z-211126T1800Z/
Southwest Phillips-
254 AM MST Fri Nov 26 2021

...HIGH WIND WARNING IS CANCELLED...

West winds will continue at 20 to 30 mph with gusts to 50 mph this
morning. 

$$

MTZ016-017-021>023-262300-
/O.CON.KGGW.LW.Y.0052.000000T0000Z-211127T1100Z/
Central and Southeast Phillips-Central and Southern Valley-
Petroleum-Garfield-McCone-
Including the city of Fort Peck
254 AM MST Fri Nov 26 2021

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM MST SATURDAY
FOR FORT PECK LAKE...

* WHAT...West winds 15 to 30 mph with gusts up to 45 mph.

* WHERE...Fort Peck Lake.

* WHEN...Until 4 AM MST Saturday.

* 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.

&&

$$

The office that day

Everything else NWS Glasgow, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 25, 2:31 AM MSTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley48 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.