Alert archive / Montana / High Wind Warnings in 2011

High Wind Warning 33, NWS Great Falls, MT

September 23, 2011

NWS Great Falls, MT issued this high wind warning at Sep 23, 2011, 4:04 AM MDT. It was in force for 17 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
Sep 23, 2011, 4:04 AM MDT (10:04 UTC)
Expired
Sep 23, 2011, 8:55 PM MDT
In force
17 hr
Issued by
NWS Great Falls, MT

The text

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

950 
WWUS75 KTFX 231004
NPWTFX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
404 AM MDT FRI SEP 23 2011

MTZ009-232200-
/O.NEW.KTFX.HW.W.0033.110923T1004Z-110924T0600Z/
NORTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...MARIAS PASS
404 AM MDT FRI SEP 23 2011

...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR
ELEVATIONS ABOVE 5000 FEET...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A HIGH
WIND WARNING FOR ELEVATIONS ABOVE 5000 FEET...WHICH IS IN EFFECT
UNTIL MIDNIGHT MDT TONIGHT. 

* TIMING AND MAIN IMPACT: STRONG AND GUSTY WESTERLY WINDS ALOFT
  WILL CONTINUE TO MIX DOWN TO THE SURFACE ALONG THE ROCKY
  MOUNTAIN FRONT TODAY INTO THIS EVENING. THIS WILL MAINLY AFFECT
  AREAS ALONG RIDGE TOPS AND THROUGH MOUNTAIN PASSES.

* WINDS: WEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 60 MPH ARE
  MOSTLY EXPECTED. HOWEVER...STRONGER WINDS OF 30 TO 45 MPH WITH
  GUSTS TO 80 MPH ARE POSSIBLE OVER LOGAN PASS.

* ELEVATIONS: FOR ELEVATIONS ABOVE 5000 FEET.

* LOCATIONS AFFECTED INCLUDE: LOGAN PASS...MARIAS PASS...AND DEEP
  CREEK.


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.

&&

$$
2 follow-up statements
975 
WWUS75 KTFX 232135
NPWTFX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
335 PM MDT FRI SEP 23 2011

MTZ009-240600-
/O.CON.KTFX.HW.W.0033.000000T0000Z-110924T0600Z/
NORTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...MARIAS PASS
335 PM MDT FRI SEP 23 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR ELEVATIONS ABOVE 5000 FEET...

A HIGH WIND WARNING FOR ELEVATIONS ABOVE 5000 FEET REMAINS IN
EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

* TIMING AND MAIN IMPACT: STRONG WESTERLY WINDS WILL CONTINUE OVER
  PORTIONS OF THE ROCKY MOUNTAIN FRONT THROUGH MID-AFTERNOON.
  WINDS ARE EXPECTED TO DIMINISH LATE THIS AFTERNOON AND FURTHER
  DIMINISH THIS EVENING. THIS WILL MAINLY AFFECT AREAS ALONG
  RIDGE TOPS AND THROUGH MOUNTAIN PASSES.

* WINDS: WEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 60 MPH ARE
  EXPECTED THROUGH MID-AFTERNOON. 

* ELEVATIONS: FOR ELEVATIONS ABOVE 5000 FEET.

* LOCATIONS AFFECTED INCLUDE: MARIAS PASS AND LOGAN PASS

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.

&&

$$
457 
WWUS75 KTFX 240255
NPWTFX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
855 PM MDT FRI SEP 23 2011



MTZ009-240400-
/O.CAN.KTFX.HW.W.0033.000000T0000Z-110924T0600Z/
NORTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...MARIAS PASS
855 PM MDT FRI SEP 23 2011

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS CANCELLED THE
HIGH WIND WARNING. 

WIND SPEEDS ACROSS THE ROCKY MOUNTAIN FRONT HAVE DECREASED BELOW
WARNING CRITERIA. WHILE AN ISOLATED GUST MAY APPROACH 50
MPH...THE MAIN THREAT HAS PASSED...AND SO THE WARNING IS CANCELED.

$$

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.