Alert archive / Montana / High Wind Warnings in 2011

High Wind Warning 13, NWS Glasgow, MT

December 31, 20119 counties in Montana

NWS Glasgow, MT issued this high wind warning at Dec 31, 2011, 2:45 AM MST for 9 counties in Montana. It took effect at Dec 31, 2011, 11:00 AM MST. 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
Dec 31, 2011, 2:45 AM MST (09:45 UTC)
In effect from
Dec 31, 2011, 11:00 AM MST
Expired
Dec 31, 2011, 2:56 PM MST
In force
4 hr
Issued by
NWS Glasgow, MT

Counties Daniels County, MT, Dawson County, MT, McCone County, MT, Prairie County, MT, Richland County, MT, Roosevelt County, MT, Sheridan County, MT, Valley County, MT, Wibaux County, MT

The radar

The Glasgow radar (KGGW), 114 km from the middle of the area, began a volume at 09:46 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 00:00Z, 9.8 hours before the alert went out and 113 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 2011-12-31Temperature 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 2011-12-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 239 square meters per square second.1939587897117Sfc1 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
1699 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
239 m²/s²
0-3 km storm-relative helicity
257 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.

411 
WWUS75 KGGW 310945
NPWGGW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GLASGOW MT
245 AM MST SAT DEC 31 2011

MTZ016-021-022-059-060-311045-
/O.CAN.KGGW.HW.A.0009.111231T1500Z-120101T0600Z/
CENTRAL AND SOUTHEAST PHILLIPS-PETROLEUM-GARFIELD-
NORTHERN PHILLIPS-SOUTHWEST PHILLIPS-
INCLUDING THE CITIES OF...MALTA...SACO...WINNETT...JORDAN...
WHITEWATER...ZORTMAN
245 AM MST SAT DEC 31 2011

...HIGH WIND WATCH IS CANCELLED...

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

THE HIGH WIND WATCH IS CANCELLED. HOWEVER...STRONG NORTHWEST WINDS
OF 25 TO 35 MILES PER HOUR WITH GUSTS UP TO 50 MILES PER HOUR WILL
BE POSSIBLE THIS AFTERNOON.

$$

MTZ017>020-023>027-061-062-311900-
/O.UPG.KGGW.HW.A.0009.111231T1500Z-120101T0600Z/
/O.NEW.KGGW.HW.W.0013.111231T1800Z-120101T0300Z/
CENTRAL AND SOUTHERN VALLEY-DANIELS-SHERIDAN-WESTERN ROOSEVELT-
MCCONE-RICHLAND-DAWSON-PRAIRIE-WIBAUX-NORTHERN VALLEY-
EASTERN ROOSEVELT-
INCLUDING THE CITIES OF...GLASGOW...FORT PECK...HINSDALE...
FRAZER...SCOBEY...PLENTYWOOD...MEDICINE LAKE...WOLF POINT...
POPLAR...CIRCLE...SIDNEY...FAIRVIEW...GLENDIVE...RICHEY...TERRY...
WIBAUX...OPHEIM...CULBERTSON
245 AM MST SAT DEC 31 2011

...HIGH WIND WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN GLASGOW HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST
THIS EVENING. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* WINDS...WEST TO NORTHWEST WINDS 30 TO 40 MILES PER HOUR WITH
  GUSTS TO 60 MILES PER HOUR.

* TIMING...THE WINDS WILL INCREASE LATE THIS MORNING BEHIND A COLD
  FRONT. THE STRONG WINDS WILL CONTINUE THROUGH THE AFTERNOON AND
  DIMINISH THIS EVENING.

* IMPACTS...THE STRONG WINDS WILL CAUSE LOOSE OBJECTS TO BLOW
  AROUND AND WILL MAKE TRAVEL HAZARDOUS ON THIS AFTERNOON
  ESPECIALLY FOR HIGH PROFILE VEHICLES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
2 follow-up statements
096 
WWUS75 KGGW 311626
NPWGGW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GLASGOW MT
926 AM MST SAT DEC 31 2011

MTZ017>020-023>027-061-062-010300-
/O.CON.KGGW.HW.W.0013.111231T1800Z-120101T0300Z/
CENTRAL AND SOUTHERN VALLEY-DANIELS-SHERIDAN-WESTERN ROOSEVELT-
MCCONE-RICHLAND-DAWSON-PRAIRIE-WIBAUX-NORTHERN VALLEY-
EASTERN ROOSEVELT-
INCLUDING THE CITIES OF...GLASGOW...FORT PECK...HINSDALE...
FRAZER...SCOBEY...PLENTYWOOD...MEDICINE LAKE...WOLF POINT...
POPLAR...CIRCLE...SIDNEY...FAIRVIEW...GLENDIVE...RICHEY...TERRY...
WIBAUX...OPHEIM...CULBERTSON
926 AM MST SAT DEC 31 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING. 

* WINDS...WEST TO NORTHWEST WINDS 30 TO 40 MILES PER HOUR WITH 
  GUSTS TO 60 MILES PER HOUR. 

* TIMING...THE WINDS WILL INCREASE LATE THIS MORNING BEHIND A
  COLD FRONT. THE STRONG WINDS WILL CONTINUE THROUGH THE 
  AFTERNOON AND DIMINISH THIS EVENING. 

* IMPACTS...THE STRONG WINDS WILL CAUSE LOOSE OBJECTS TO BLOW 
  AROUND AND WILL MAKE TRAVEL HAZARDOUS ON THIS AFTERNOON 
  ESPECIALLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
209 
WWUS75 KGGW 312156
NPWGGW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GLASGOW MT
256 PM MST SAT DEC 31 2011


MTZ017>020-023>027-061-062-312300-
/O.CAN.KGGW.HW.W.0013.000000T0000Z-120101T0300Z/
CENTRAL AND SOUTHERN VALLEY-DANIELS-SHERIDAN-WESTERN ROOSEVELT-
MCCONE-RICHLAND-DAWSON-PRAIRIE-WIBAUX-NORTHERN VALLEY-
EASTERN ROOSEVELT-
INCLUDING THE CITIES OF...GLASGOW...FORT PECK...HINSDALE...
FRAZER...SCOBEY...PLENTYWOOD...MEDICINE LAKE...WOLF POINT...
POPLAR...CIRCLE...SIDNEY...FAIRVIEW...GLENDIVE...RICHEY...TERRY...
WIBAUX...OPHEIM...CULBERTSON
256 PM MST SAT DEC 31 2011

...HIGH WIND WARNING IS CANCELLED...

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

WHILE CONDITIONS WILL REMAIN SOMEWHAT WINDY THIS EVENING WITH
WINDS UP TO 30 MPH AND GUSTS TO 40...SUSTAINED WINDS ARE NO LONGER
EXPECTED TO REACH NEAR 40 MPH.

$$

Nearby

High Wind Warnings in Montana, 2011Every high wind warning in 2011

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.