Alert archive / Montana / High Wind Warnings in 2012

High Wind Warning 7, NWS Glasgow, MT

March 9, 2012Phillips County, Montana

NWS Glasgow, MT issued this high wind warning at Mar 9, 2012, 10:06 AM MST for Phillips County, Montana. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 9, 2012, 10:06 AM MST (17:06 UTC)
Expired
Mar 9, 2012, 2:24 PM MST
In force
4 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 17:04 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.

The nearest sounding before it

Glasgow Intl Airport, MT (KGGW), launched 12:00Z, 5.1 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 12:00Z on 2012-03-09Temperature 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 12:00Z on 2012-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 315 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
2443 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
315 m²/s²
0-3 km storm-relative helicity
401 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

624 
WWUS75 KGGW 091706
NPWGGW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GLASGOW MT
1006 AM MST FRI MAR 9 2012

...VERY STRONG WINDS TODAY OFF THE LITTLE ROCKIES...

.FAVORABLE ATMOSPHERIC CONDITIONS ARE ALLOWING STRONGER WINDS TO
REACH THE SURFACE TODAY NEAR THIS ISOLATED AREA JUST EAST OF THE
LITTLE ROCKIES.

MTZ060-100000-
/O.NEW.KGGW.HW.W.0007.120309T1706Z-120310T0000Z/
SOUTHWEST PHILLIPS-
INCLUDING THE CITY OF...ZORTMAN
1006 AM MST FRI MAR 9 2012

...HIGH WIND WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN GLASGOW HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. 

* TIMING...THROUGH THIS AFTERNOON.

* WINDS...SUSTAINED WEST WINDS OF 40 MPH GUSTING TO 60 MPH.

* IMPACTS...VERY STRONG CROSSWINDS FROM THE WEST WILL CONTINUE TO
  MAKE TRAVEL HAZARDOUS ALONG US HIGHWAY 191. MOTORISTS SHOULD BE
  PREPARED FOR THE SUDDEN LOSS OF VEHICLE CONTROL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$
1 follow-up statement
605 
WWUS75 KGGW 092124
NPWGGW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GLASGOW MT
224 PM MST FRI MAR 9 2012

...WINDS DIMINISHING NEAR THE LITTLE ROCKIES...

MTZ060-092230-
/O.CAN.KGGW.HW.W.0007.000000T0000Z-120310T0000Z/
SOUTHWEST PHILLIPS-
INCLUDING THE CITY OF...ZORTMAN
224 PM MST FRI MAR 9 2012

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GLASGOW HAS CANCELLED THE HIGH
WIND WARNING. 

SURFACE WINDS NEAR AND JUST EAST OF THE LITTLE ROCKIES HAVE FALLEN
BELOW WARNING CRITERIA AND SETTLED INTO A SUSTAINED 35 MPH
GUSTING TO 45 MPH RANGE AND ARE EXPECTED TO REMAIN SO THROUGH THE
REST OF THE DAY.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 9, 3:38 AM MSTRed Flag WarningGGWDawson, Garfield, McCone, Petroleum, Phillips, Prairie and 3 more16 hr

Nearby

High Wind Warnings in Montana, 2012Every high wind warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.