
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
155 PM MST WED DEC 14 2016
...A MAJOR WINTER STORM WILL IMPACT WESTERN WYOMING TODAY
SPREADING ACROSS THE REST OF THE AREA ON FRIDAY...
.A WARM FRONT WILL BRING AMPLE AMOUNTS OF MOISTURE ACROSS WESTERN
WYOMING THIS AFTERNOON. THIS WILL RESULT IN STEADY SNOWFALL
THROUGH FRIDAY...BEFORE AN ARCTIC FRONT MOVES OVER NORTHERN AND
CENTRAL PORTIONS ON FRIDAY. PERIODS OF HEAVY WET SNOW WILL FALL
IN THE MOUNTAINS...ESPECIALLY THE TETONS. STRONG WINDS WILL ALSO
LEAD TO SIGNIFICANT BLOWING AND DRIFTING SNOW IN THE MOUNTAINS
WITH SEVERELY REDUCED VISIBILITIES AT TIMES. SIGNIFICANT SNOW
WILL ALSO OCCUR OVER THE BIGHORN MOUNTAINS TONIGHT AND FRIDAY.
SNOW WILL BECOME WIDESPREAD EAST OF THE DIVIDE FRIDAY...AS THE
ARCTIC FRONT SURGES SOUTHWARD.
STAR VALLEY-INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH...
THAYNE
155 PM MST WED DEC 14 2016
...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST FRIDAY...
THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR SNOW AND WIND WHICH IS IN EFFECT UNTIL 5 PM MST
FRIDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.
* TIMING...PERIODS OF SNOW WILL OCCUR THROUGH FRIDAY. A BURST OF
MODERATE SNOW IS EXPECTED LATE THIS AFTERNOON THROUGH THIS
EVENING. A LULL OR LIGHTER SNOW IS THEN EXPECTED THE REMAINDER
OF THE NIGHT. SNOW...HEAVY AT TIMES...WILL FALL THURSDAY THROUGH
FRIDAY AFTERNOON. TEMPERATURES COULD RISE ENOUGH THAT THE LOWEST
PARTS OF THE STAR VALLEY MIX WITH RAIN AT TIMES ON THURSDAY WHILE
THE HIGHER LOCATIONS AND FOOTHILLS STAY SNOW. SIGNIFICANT
PRECIPITATION IS EXPECTED DURING THIS PERIOD SO SOME VERY HEAVY
SNOWFALL AMOUNTS ARE POSSIBLE WHERE IT STAYS SNOW FOR THE ENTIRE
EVENT. SNOWFALL WILL QUICKLY END FRIDAY EVENING BEHIND AN ARCTIC
FRONT.
* TOTAL SNOWFALL...6 TO 12 INCHES WITH LOCAL AMOUNTS UP TO 18
INCHES IN THE HIGHER SPOTS AND NEAR THE FOOTHILLS. THE HIGHER
AMOUNTS WILL GENERALLY BE ON THE NORTH END OF THE VALLEY.
* WIND AND VISIBILITY...THE WIND WILL BE INCREASING OVERNIGHT
TONIGHT. EXPECT A SOUTH WIND OF 15 TO 25 MPH AND GUSTY AT TIMES THROUGH
EARLY FRIDAY MORNING. THIS WILL RESULT IN BLOWING AND DRIFTING
SNOW... ALONG WITH LOWERED VISIBILITY DOWN TO ONE QUARTER OF A
MILE AT TIMES.
* IMPACTS...ROADS MAY BECOME SLICK AND SNOW PACKED WITH LIMITED
VISIBILITY AT TIMES. PEOPLE PLANNING OUTDOOR ACTIVITIES SHOULD
BE PREPARED FOR ADVERSE WINTER WEATHER CONDITIONS AND TAKE THE
PROPER PRECAUTIONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, AND OR
BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD,
WATER, AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN
EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY
DIALING 5 1 1.