Hazardous Weather Outlook
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
313 PM MST SUN NOV 22 2009
WYZ001>020-022>030-231200-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST-
BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS-
EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES-
SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN-
SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST-
YELLOWSTONE NATIONAL PARK-
313 PM MST SUN NOV 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.
.DAY ONE...TODAY AND TONIGHT
LIGHT TO MODERATE SNOW IS EXPECTED ACROSS WESTERN WYOMING THROUGH
THIS EVENING WITH 1 TO 4 INCHES IN THE WESTERN VALLEYS AND BASINS
AND 3 TO 6 INCHES IN MOST MOUNTAIN LOCATIONS. THE SNOW WILL CREATE
SLICK ROADWAYS THROUGH THE EVENING HOURS. MOTORISTS SHOULD CHECK ROAD
CONDITIONS AND CURRENT FORECAST INFORMATION BEFORE TRAVELING.
A COLD FRONT MOVING THROUGH SWEETWATER COUNTY THIS EVENING WILL BRING
A QUICK SHOT OF SNOW AND STRONG WEST WIND. THE 1 TO 2 INCHES OF
SNOW WILL COMBINE WITH WEST WINDS OF 20 TO 40 MPH TO PRODUCE SLICK
ROADS AND SHARPLY REDUCED VISIBILITIES TONIGHT. USE CAUTION IF YOU
MUST TRAVEL INTERSTATE 80 THROUGH SWEETWATER COUNTY TONIGHT AND
OTHER AREA HIGHWAYS.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.
.SPOTTER INFORMATION STATEMENT...
SPOTTERS ARE ENCOURAGED TO REPORT SNOWFALL OF 2 INCHES OR GREATER
AND ANY WIND SPEEDS OF 40 MPH OR ABOVE. THANK YOU.
$$
TEAM RIVERTON
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREAT FALLS MT
535 AM MST SUN NOV 22 2009
MTZ012-014-050>054-231300-
CASCADE-CENTRAL AND SOUTHERN LEWIS AND CLARK-JUDITH BASIN-FERGUS-
JEFFERSON-BROADWATER-MEAGHER-
535 AM MST SUN NOV 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL MONTANA
AND SOUTHWEST MONTANA.
.DAY ONE...TODAY AND TONIGHT
A PACIFIC WEATHER SYSTEM WILL MOVE THROUGH THE REGION TODAY AND
TONIGHT. SNOW SHOWERS WILL DEVELOP THIS AFTERNOON IN THE
MOUNTAINS AND CONTINUE INTO THE EVENING. SNOW ACCUMULATIONS OF 2
TO 5 INCHES ARE EXPECTED AT ELEVATIONS ABOVE 6000 FEET. WARMER
TEMPERATURES BELOW 6000 FEET WILL KEEP ANY PRECIPITATION MAINLY
RAIN SHOWERS. MOUNTAIN SNOW WILL TAPER OFF OVERNIGHT.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREAT FALLS MT
535 AM MST SUN NOV 22 2009
MTZ015-055-231300-
MADISON-GALLATIN-
535 AM MST SUN NOV 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST
MONTANA.
.DAY ONE...TODAY AND TONIGHT
A WINTER WEATHER ADVISORY FOR SNOW IS IN EFFECT FROM 11 AM MST
TODAY UNTIL 11 PM MST THIS EVENING FOR MADISON AND GALLATIN
COUNTIES.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREAT FALLS MT
535 AM MST SUN NOV 22 2009
MTZ009-048-231300-
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
535 AM MST SUN NOV 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
MONTANA.
.DAY ONE...TODAY AND TONIGHT
A PACIFIC WEATHER SYSTEM WILL MOVE THROUGH THE REGION TODAY AND
TONIGHT. SNOW SHOWERS WILL DEVELOP BY THIS AFTERNOON IN THE
MOUNTAINS AND CONTINUE INTO THE EVENING...BUT INCREASING WESTERLY
DOWNSLOPE WINDS WILL LIMIT SHOWERS OVER THE PLAINS. SNOW
ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED AT ELEVATIONS ABOVE
6000 FEET...BUT LITTLE IF ANY ACCUMULATION IS EXPECTED BELOW 6000
FEET. SNOW WILL TAPER OFF OVERNIGHT.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
STRONG WESTERLY WINDS WILL DEVELOP ALONG THE ROCKY MOUNTAIN FRONT
MONDAY NIGHT INTO TUESDAY. HIGH WIND HIGHLIGHTS MAY BE NEEDED
DURING THIS TIME...BUT THE SITUATION WILL CONTINUE TO BE
MONITORED.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREAT FALLS MT
535 AM MST SUN NOV 22 2009
MTZ008-231300-
BEAVERHEAD-
535 AM MST SUN NOV 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST
MONTANA.
.DAY ONE...TODAY AND TONIGHT
A PACIFIC WEATHER SYSTEM WILL MOVE THROUGH THE REGION TODAY AND
TONIGHT. SNOW SHOWERS WILL DEVELOP BY THIS AFTERNOON AND CONTINUE
INTO THE EVENING. SNOW ACCUMULATIONS OF 3 TO 7 INCHES ARE
EXPECTED AT ELEVATIONS ABOVE 7000 FEET...BUT LESS THAN 2 INCHES
OF SNOWFALL ARE EXPECTED BELOW 7000 FEET. SNOW WILL TAPER OFF
OVERNIGHT.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE POCATELLO ID
419 AM MST SUN NOV 22 2009
IDZ017>025-031-032-231130-
EASTERN MAGIC VALLEY-SAWTOOTH MOUNTAINS-UPPER SNAKE HIGHLANDS-
UPPER SNAKE RIVER PLAIN-LOWER SNAKE RIVER PLAIN-
SOUTH CENTRAL HIGHLANDS-CARIBOU HIGHLANDS-
CACHE VALLEY/IDAHO PORTION-WASATCH MOUNTAINS/IDAHO PORTION-
BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI-
419 AM MST SUN NOV 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN IDAHO.
.DAY ONE...TODAY AND TONIGHT
A POTENT PACIFIC SYSTEM WILL BRING SNOW AND WIND TODAY TO EASTERN
IDAHO. A WINTER STORM WATCH IN IN EFFECT UNTIL 11 PM FOR ZONES 22
AND 32 AND FROM 11 AM TO 5 AM MONDAY FOR ZONES 19...23 AND 24.
ADDITIONALLY...A WINTER STORM WARNING IS IN EFFECT UNTIL 11 PM FOR
ZONES 18 AND 31. WIND AND SNOW WILL COMBINE FOR REDUCED VISIBILITY
AND DRIFTING SNOW. UP TO 10 INCHES IS EXPECTED IN THE WARNING WITH
UP TO 6 INCHES IN THE ADVISORY. LESSER AMOUNTS WILL BE FOUND IN
THE VALLEYS OF THESE AREAS.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
A RIDGE IS EXPECTED TO DEVELOP ON MONDAY AND PERSIST THROUGH
THANKSGIVING...BRINGING GENERALLY DRY CONDITIONS.
.SPOTTER INFORMATION STATEMENT...
WE ASK TRAINED SPOTTERS AND CITIZENS TO REPORT SIGNIFICANT
WEATHER CONDITIONS WHEN IT IS SAFE TO DO SO. THESE CONDITIONS MAY
INCLUDE HAIL...TORNADOES...STRONG WIND...DUST STORMS...SNOWFALL...
EXTREME COLD TEMPERATURES...FREEZING RAIN OR HEAVY RAIN...DENSE
FOG...AND FLOODING OR ICE JAMS. INFORMATION ABOUT THESE HAZARDOUS
CONDITIONS SHOULD BE CALLED INTO YOUR NATIONAL WEATHER SERVICE
OFFICE IN POCATELLO USING THE 1-800 SEVERE WEATHER HOTLINE...OR
208-233-0834.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
455 AM CST SUN NOV 22 2009
NDZ031-032-040-041-043-044-231100-
GOLDEN VALLEY-BILLINGS-SLOPE-HETTINGER-BOWMAN-ADAMS-
355 AM MST SUN NOV 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH
DAKOTA.
.DAY ONE...TODAY AND TONIGHT
AN UPPER LEVEL LOW PRESSURE WILL APPROACH EASTERN MONTANA AND
WYOMING SUNDAY NIGHT. THE RESULT WILL BE A SLIGHT CHANCE OF SNOW
ACROSS SOUTHWEST NORTH DAKOTA...HOWEVER LITTLE OR NO SNOW ACCUMULATION
IS EXPECTED.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
THE AFOREMENTIONED UPPER LOW WILL CONTINUE TO MOVE SOUTHEAST INTO
THE CENTRAL PLAINS MONDAY AFTERNOON. THERE WILL STILL REMAIN A
SLIGHT CHANCE FOR SNOW MONDAY WITH LITTLE OR NO ACCUMULATION.
AN ALBERTA CLIPPER WILL SWEEP THROUGH WESTERN NORTH DAKOTA TUESDAY
NIGHT. GUSTY NORTHWEST WINDS AND COLDER TEMPERATURES WILL FOLLOW
FOR WEDNESDAY.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED.
$$
KS
