WINTER WEATHER ADVISORY
Issue Date: 410 AM MST TUE DEC 22 2009
Expiration: 500 PM MST WED DEC 23 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO
5 PM MST WEDNESDAY...
THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 11 PM THIS
EVENING TO 5 PM MST WEDNESDAY.
* WIDESPREAD SNOW WILL DEVELOP ACROSS CENTRAL AND NORTH CENTRAL
MONTANA TONIGHT AND CONTINUE THROUGH WEDNESDAY MORNING.
* SNOW ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED OVER THE PLAINS
WITH 5 TO 10 INCHES POSSIBLE IN THE MOUNTAINS.
* GUSTY NORTH TO NORTHWEST WINDS OF 10 TO 20 MPH WILL CAUSE AREAS
OF BLOWING AND DRIFTING SNOW AT TIMES. BLOWING SNOW COULD
COMBINE WITH LOCALLY DENSE FREEZING FOG TO REDUCE VISIBILITIES
BELOW ONE QUARTER OF A MILE AT TIMES.
* WIND CHILLS OF 10 TO 20 DEGREES BELOW ZERO ARE ALSO EXPECTED.
* LOCATIONS AFFECTED INCLUDE: HAVRE...GREAT FALLS...KINGS HILL
PASS...BIG SANDY...FORT BENTON...CHESTER...CHINOOK...
STANFORD...LEWISTOWN...LEWISTOWN DIVIDE...WHITE SULPHUR SPRINGS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.
FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.
$$

HAZARDOUS WEATHER OUTLOOK
Issue Date: 455 PM MST MON DEC 21 2009
Expiration: 500 PM MST TUE DEC 22 2009

Expires:200912230000;;
FLUS45 KTFX 212355
HWOTFX
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREAT FALLS MT
455 PM MST MON DEC 21 2009
MTZ009>014-044>051-230000-
NORTHERN ROCKY MOUNTAIN FRONT-EASTERN GLACIER-HILL-CASCADE-
CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-LIBERTY-
EASTERN PONDERA-BLAINE-SOUTHERN ROCKY MOUNTAIN FRONT-
EASTERN TETON-JUDITH BASIN-FERGUS-
455 PM MST MON DEC 21 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MONTANA...NORTH CENTRAL MONTANA AND SOUTHWEST MONTANA.
.DAY ONE...TONIGHT
A DENSE FOG ADVISORY IS CURRENTLY IN EFFECT UNTIL 11 AM MST
TUESDAY. WIDESPREAD DENSE FREEZING FOG WILL CONTINUE TO PERSIST
THROUGH THE NIGHT. VISIBILITY WILL DROP BELOW A QUARTER MILE AT
SOME LOCATIONS FOR EXTENDED PERIODS OF TIME BEFORE DISSIPATING
TOMORROW MORNING. MOST LOCATIONS WILL CONTINUE TO SEE ICY
CONDITIONS DUE TO LIGHT FREEZING RAIN AND FREEZING FOG FORMING
BLACK ICE ON ROAD SURFACES. THIS WILL MAKE DRIVING CONDITIONS
TOMORROW DANGEROUS ONCE AGAIN.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
COLDER TEMPERATURES ARE EXPECTED ACROSS THE REGION TUESDAY
THROUGH THE REST OF THE WEEK. SEVERAL INCHES OF SNOW WILL LIKELY
FALL ACROSS THE PLAINS AND VALLEYS STARTING TUESDAY AND LINGER ON
THROUGH WEDNESDAY EVENING. EXPECT HIGHER TOTALS APPROACHING 10
INCHES IN THE MOUNTAINS AND HIGHER ELEVATIONS. THESE TWO ELEMENTS
WILL COMBINE TO AFFECT SOME HOLIDAY TRAVEL AS VISIBILITY AND ROAD
CONDITIONS WILL BE POOR.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$

DENSE FOG ADVISORY
Issue Date: 303 PM MST MON DEC 21 2009
Expiration: 1100 AM MST TUE DEC 22 2009

...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM MST TUESDAY...
THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A DENSE
FOG ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST TUESDAY.
* WIDESPREAD DENSE FREEZING FOG WILL CONTINUE TO DEVELOP THROUGH
TONIGHT AND WILL REMAIN IN THE AREA THROUGH TOMORROW MORNING.
* VISIBILITY WILL DROP BELOW ONE QUARTER MILE AT LOCATIONS FOR
EXTENDED PERIODS OF TIME BEFORE DISSIPATING LATE TOMORROW
MORNING.
* SOME LOCATIONS WILL ALSO SEE ICY ROADS DUE TO FREEZING RAIN AND
FREEZING FOG FORMING BLACK ICE ON ROAD SURFACES.
* LOCATIONS AFFECTED INCLUDE: BROWNING...MARIAS PASS...LOGAN
PASS...CUT BANK...HAVRE...GREAT FALLS...KINGS HILL PASS...
BIG SANDY...FORT BENTON...HELENA...MACDONALD PASS...
LINCOLN...ROGERS PASS...SHELBY...CHESTER...CONRAD...
CHINOOK...CHOTEAU...FAIRFIELD...STANFORD...LEWISTOWN...
LEWISTOWN DIVIDE...WHITE SULPHUR SPRINGS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...LEAVE PLENTY OF DISTANCE AHEAD OF YOU...AND
EXTRA TIME TO REACH YOUR DESTINATION.
$$