Special Weather Statement
Issued by NWS Riverton, WY

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WWUS85 KRIW 270507
SPSRIW

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
1007 PM MST SAT NOV 26 2016

WYZ012>015-023>025-271000-
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-STAR VALLEY-
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITIES OF...JACKSON...AFTON...ALPINE...
STAR VALLEY RANCH...THAYNE...PINEDALE
1007 PM MST SAT NOV 26 2016

...SNOW IN THE WESTERN MOUNTAINS AND VALLEYS THROUGH SUNDAY
AFTERNOON...

SNOW WILL DEVELOP AFTER MIDNIGHT ACROSS WEST AND SOUTHWEST
WYOMING. THE HEAVIEST SNOW IN THE LOWER ELEVATIONS WILL OCCUR
BETWEEN 3 AM AND 9 AM. IN THE MOUNTAINS...PERIODS OF SNOW WILL
OCCUR THROUGH SUNDAY AFTERNOON.

SNOWFALL OF 1 TO 3 INCHES WILL OCCUR IN THE LOWER ELEVATIONS WITH
3 TO 6 INCHES IN THE MOUNTAINS. SOME MOUNTAIN LOCATIONS MAY SEE AS
MUCH AS 8 INCHES OF SNOW BY LATE SUNDAY AFTERNOON. AREAS OF WEST
WIND WILL OCCUR AT SPEEDS OF 15 TO 25 MPH. THIS WILL CAUSE SOME
BLOWING AND DRIFTING SNOW IN PLACES ALONG WITH LOW VISIBILITY.

ROAD CONDITIONS MAY BE HAZARDOUS AT TIMES SUNDAY MORNING. ALLOW
EXTRA TIME TO REACH YOUR DESTINATION.

$$

WYZ001-002-271000-
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
1007 PM MST SAT NOV 26 2016

...SNOW RETURNS TO NORTHWEST WYOMING SUNDAY...

SNOW WILL DEVELOP LATE TONIGHT AND CONTINUE THROUGH SUNDAY
AFTERNOON. THE HEAVIEST SNOW LOOKS TO OCCUR BETWEEN 5 AM AND 10
AM. HOWEVER...SNOW SHOWERS WILL CONTINUE THROUGH SUNDAY AFTERNOON.

SNOWFALL OF 1 TO 4 INCHES WILL OCCUR IN THE LOWER ELEVATIONS.
SNOW IN THE MOUNTAINS WILL RANGE FROM 3 TO 6 INCHES WITH
LOCALLY HIGHER AMOUNTS POSSIBLE IN THE SOUTHERN MOUNTAINS OF
YELLOWSTONE NATIONAL PARK AND THE SOUTHERN ABSAROKA MOUNTAINS.

AREAS OF WEST WIND AT 20 TO 30 MPH WILL OCCUR WHICH WILL CAUSE
BLOWING AND DRIFTING SNOW IN OPEN AREAS. VISIBILITY WILL BE LOW AT
TIMES.

$$

WYZ019-026>030-271000-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-UPPER GREEN RIVER BASIN-
SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-
EAST SWEETWATER COUNTY-
INCLUDING THE CITIES OF...JEFFREY CITY...LA BARGE...BIG PINEY...
FARSON...KEMMERER...COKEVILLE...ROCK SPRINGS...GREEN RIVER...
WAMSUTTER
1007 PM MST SAT NOV 26 2016

...SOME SNOW FOR PORTIONS OF SOUTHERN AND CENTRAL WYOMING SUNDAY
MORNING...

A WEATHER SYSTEM MOVING THROUGH THE AREA SUNDAY WILL CAUSE SOME
SNOW TO OCCUR IN THESE AREAS. THE HEAVIEST BURST OF SNOW LOOKS TO
OCCUR BETWEEN 4 AM AND 10 AM. THEN SNOW SHOWERS WILL LINGER INTO
SUNDAY AFTERNOON.

SNOWFALL WILL RANGE FROM 1 TO 3 INCHES. A STRONG WEST WIND WILL
DEVELOP SUNDAY MORNING AT SPEEDS OF 20 TO 30 MPH WITH GUSTS TO
40 MPH. THIS WILL CAUSE BLOWING AND DRIFTING SNOW IN SOME AREAS
AND LOW VISIBILITY AT TIMES. THIS WILL IMPACT TRAVEL ON INTERSTATE
80 AND OTHER STATE HIGHWAYS.

$$

WYZ003>011-016>018-020-022-271000-
CODY FOOTHILLS-NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-
SOUTHEAST BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS-
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-
INCLUDING THE CITIES OF...CODY...MEETEETSE...THERMOPOLIS...
WORLAND...BUFFALO...KAYCEE...DUBOIS...RIVERTON...SHOSHONI...
LANDER...CASPER
1007 PM MST SAT NOV 26 2016

...SOME SNOW FOR SUNDAY INTO SUNDAY EVENING...

A COMPLEX WEATHER SYSTEM WILL MOVE ACROSS THE REGION ON SUNDAY.
AREAS OF SNOW WILL DEVELOP SUNDAY MORNING. THEN SNOWBANDS
DEVELOP IN THE AFTERNOON. THESE SOUTHEAST MOVING SNOWBANDS WILL
OCCUR ROUGHLY FROM A DUBOIS TO BUFFALO LINE. THE SNOWBANDS WILL
HAVE THE POTENTIAL TO PRODUCE MODERATE TO HEAVY SNOW IN A SHORT
PERIOD OF TIME.

WHILE MOST LOCATIONS WILL SEE AN INCH OR LESS OF SNOW...THOSE
LOCATIONS THAT EXPERIENCE SNOWBANDS MAY SEE 2 OR 3 INCHES OF SNOW.
A WEST TO NORTHWEST WIND OF 15 TO 25 MPH WILL ALSO IN SOME PLACES.
THIS WILL PRODUCE LOCAL BLOWING AND DRIFTING SNOW AND VISIBILITY
WILL BE REDUCED AT TIMES. ROAD CONDITIONS WILL BE IMPACTED IN
PLACES.

BE SURE TO CHECK THE LATEST WEATHER AND ROAD CONDITIONS SUNDAY IF
TRAVELLING ACROSS THIS AREA.

$$



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