WINTER STORM WATCH REMAINS IN EFFECT FROM 2 PM MST THIS AFTERNOON THROUGH THURSDAY MORNING

Model snowfall forecast Tuesday morning until Thursday morning

Zoom above the model total snow forecast

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
606 AM MST TUE JAN 3 2017

...HEAVY SNOW AMOUNTS ANTICIPATED FOR SOUTHWEST WYOMING THIS
AFTERNOON THROUGH THURSDAY MORNING...

.SIGNIFICANT AMOUNTS OF PACIFIC MOISTURE OVERRIDING A NEARBY COLD
FRONT... AS WELL THE PRESENCE OF THE STRONG UPPER LEVEL JET
STREAM NEARBY MAY RESULT IN SNOW... HEAVY AT TIMES... ACROSS
SOUTHWEST WYOMING... BEGINNING LATE THIS AFTERNOON IN THE STAR
VALLEY AND SALT AND WYOMING RANGES... AND THEN SPREADING TO THE
REST OF SOUTHWEST WYOMING LATE TONIGHT AND CONTINUING THROUGH
THURSDAY MORNING ALONG WITH SIGNIFICANT SNOWFALL ACCUMULATIONS.


STAR VALLEY-SALT RIVER AND WYOMING RANGES-
INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH...
THAYNE
606 AM MST TUE JAN 3 2017

...WINTER STORM WATCH REMAINS IN EFFECT FROM 2 PM MST THIS
AFTERNOON THROUGH THURSDAY MORNING...

* TIMING...PERIODS OF LIGHT SNOW DEVELOPING BY 12 NOON TODAY.
  SNOW MAY BECOME HEAVY AT TIMES BY 2 PM THIS AFTERNOON AND
  CONTINUING THROUGH TONIGHT... WEDNESDAY... WEDNESDAY NIGHT...
  AND THROUGH 11 AM THURSDAY. THE HEAVIEST SNOWFALL WILL OCCUR
  WEDNESDAY THROUGH WEDNESDAY EVENING.

* SNOW TOTALS...5 TO 9 INCHES IN THE STAR VALLEY. 12 TO 16
  INCHES IN THE SALT RIVER AND WYOMING RANGES.

* MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED.

* OTHER IMPACTS...THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE
  QUARTER OF A MILE IN HEAVY SNOWFALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW AND/OR BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO
MONITOR THE LATEST FORECASTS.