High Wind Watch

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
514 AM MST MON NOV 23 2009

...STRONG WINDS POSSIBLE AGAIN ALONG THE EAST SLOPES OF THE
ROCKIES...

.A STRONG SHORTWAVE TROUGH WILL MOVE ACROSS SOUTHWESTERN CANADA
TONIGHT INTO TUESDAY...FLATTENING THE UPPER LEVEL HIGH PRESSURE
RIDGE BUILDING INTO MONTANA. THIS WILL SIGNIFICANTLY STRENGTHEN
THE WESTERLY WINDS ALOFT. A STRONG SURFACE PRESSURE GRADIENT WILL
ALSO DEVELOP ALONG THE EAST SLOPES OF THE ROCKIES DURING THIS
TIME...WHICH WILL HELP BRING THESE STRONG WINDS DOWN TO THE
SURFACE. THE WINDS ARE EXPECTED TO DECREASE TUESDAY AFTERNOON AS
THE SHORTWAVE MOVES EAST OUT OF THE AREA.

MTZ009-010-048-232300-
/O.NEW.KTFX.HW.A.0012.091124T0600Z-091124T1800Z/
NORTHERN ROCKY MOUNTAIN FRONT-EASTERN GLACIER-
SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE CITIES OF...BROWNING...CUT BANK...CHOTEAU
514 AM MST MON NOV 23 2009

...HIGH WIND WATCH IN EFFECT FROM THIS EVENING THROUGH TUESDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A HIGH
WIND WATCH FOR THE ROCKY MOUNTAIN FRONT AND EASTERN GLACIER
COUNTY...WHICH IS IN EFFECT FROM THIS EVENING THROUGH TUESDAY
MORNING.

BREEZY SOUTHWEST WINDS ALONG THE ROCKY MOUNTAIN FRONT AND INTO
EASTERN GLACIER COUNTY WILL BECOME QUITE STRONG OUT OF THE WEST
LATER THIS EVENING THROUGH TUESDAY MORNING. WIDESPREAD SUSTAINED
WINDS OF 30 TO 45 MPH ARE POSSIBLE WITH GUSTS UP TO 70 MPH DURING
THIS TIME. WINDS THROUGH FAVORED CANYONS AND PASSES MAY EVEN
REACH UP TO 80 MPH.

SCATTERED SNOW SHOWERS ARE ALSO EXPECTED IN THE MOUNTAINS DURING
THIS TIME. THESE STRONG WINDS WILL CAUSE REDUCED VISIBILITIES AT
TIMES IN AREAS OF BLOWING SNOW. PLEASE USE EXTRA CAUTION WHEN
TRAVELING IN THE MOUNTAINS OR THROUGH MOUNTAIN PASSES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

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