Alert Administrative Message
Issued by NWS Missoula, MT

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000
NOUS75 KMSO 242000
ADMMSO

ADMINISTRATIVE MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1215 PM MDT THU APR 24 2014

TO ALL WFOS SURROUNDING WFO MSO
FM WFO MSO

WFO MSO HAS ISSUED A HEADS-UP EMAIL TO OUR EMERGENCY MANAGEMENT
COMMUNITY AND OTHER PARTNERS.

EMAIL TOPIC...ANOTHER SPRING STORM APPROACHING THIS WEEKEND

...REASONING IN EMAIL...
GREETINGS,

THIS EMAIL IS INTENDED TO INFORM EVERYONE THAT ANOTHER
SPRING STORM WILL IMPACT CENTRAL IDAHO AND WESTERN MONTANA THIS
WEEKEND.  A LOW PRESSURE SYSTEM WILL DEVELOP ON THE LEADING EDGE OF
AN APPROACHING UPPER LEVEL TROUGH.  THE LOW PRESSURE SYSTEM WILL
INITIALLY IMPACT CENTRAL IDAHO AND SOUTHWESTERN MONTANA WITH VALLEY
RAIN AND MOUNTAIN SNOW ABOVE 5000 FEET ON FRIDAY AFTERNOON AND
EVENING.  LOCATIONS IN SOUTHERN IDAHO COUNTY AND LEMHI COUNTY COULD
SEE A FEW THUNDERSTORMS DEVELOP IN THE AFTERNOON.

THE LOW PRESSURE
WILL MOVE TO THE NORTHEAST THROUGH WEST-CENTRAL MONTANA OVERNIGHT
FRIDAY AND SATURDAY MORNING AND CROSS THE CONTINENTAL DIVIDE NEAR
GLACIER NATIONAL PARK.  SNOW ABOVE 4500 FEET COULD BECOME HEAVY AT
TIMES IN SOUTHWEST MONTANA AND THE MOUNTAINS AND MOUNTAIN PASSES
ALONG THE CONTINENTAL DIVIDE.  BELOW IS A BREAKDOWN ON PRECIPITATION
AMOUNTS FOR EACH REGION.

IDAHO AND LEMHI COUNTIES:

LOCATIONS ABOVE
4500 FEET, INCLUDING LOLO PASS, EXPECT A STORM TOTAL OF 3 TO 5
INCHES OF SNOW FROM FRIDAY AFTERNOON THROUGH SATURDAY
AFTERNOON.

VALLEY LOCATIONS WILL SEE RAIN AMOUNTS RANGING FROM .30
TO 1.00 WITH THE HIGHER AMOUNTS IN SOUTHERN IDAHO COUNTY.

SOUTHWEST
MONTANA:

HIGHER ELEVATIONS SUCH AS GEORGETOWN LAKE AND MACDONAL
PASS COULD SEE SNOW AMOUNTS RANGING FROM 3 - 6 INCHES FROM FRIDAY
EVENING THROUGH SATURDAY AFTERNOON.  VALLEYS WILL SEE RAIN AMOUNTS
OF .30 TO 0.50 INCH.

NORTHWEST MONTANA:

THIS REGION AGAIN IS
EXPECTED TO GET HIT THE HARDEST WITH MOUNTAIN SNOW AND VALLEY RAIN.
ELEVATIONS ABOVE 5000 FEET IN GLACIER NATIONAL PARK, INCLUDING
MARIAS PASS COULD SEE 6 - 10 INCHES OF SNOW FROM OVERNIGHT FRIDAY
INTO SUNDAY MORNING.  HEAVY WET SNOW AND VALLEY RAIN COULD CREATE
THE POTENTIAL FOR AVALANCHES, AND ROCK AND MUDSLIDES AT LOWER
EVELATIONS.

IF YOU HAVE ANY QUESTIONS OR COMMENTS PLEASE CONTACT
USE.  (406)329-4840

IF YOU HAVE QUESTIONS OR CONCERNS...DO NOT HESITATE TO CALL OR
CHAT US.


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