Regional Weather Synopsis
Issued by NWS Grand Junction, CO

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642
NZUS99 KGJT 201745
SYNGJT

FOR EASTERN UTAH AND WESTERN COLORADO, HERE IS THE LATEST WEATHER
SYNOPSIS.

ANOTHER LARGE, SLOW MOVING UPPER LEVEL TROUGH WILL STRENGTHEN AS IT
APPROACHES THE REGION THIS AFTERNOON. LIGHT SNOW SHOWER ACTIVITY IS
EXPECTED THIS EVENING ACROSS THE SOUTHERN VALLEYS AND SAN JUANS AS
MOISTURE EMBEDDED IN THE SOUTHWESTERLY FLOW AHEAD OF THE SYSTEM
ENTERS THE REGION. THIS EVENT WILL BE ANOTHER LONG DURATION EVENT
WITH SNOW SHOWERS LASTING THROUGH SATURDAY MORNING. THE HEAVIEST
SNOWFALL RATES WILL OCCUR THURSDAY AFTERNOON THROUGH FRIDAY MORNING
DUMPING UPWARDS OF 2 TO 3 FEET IN THE SAN JUANS, AND OVER A FOOT IN
THE SOUTHERN VALLEYS. THE CENTRAL AND NORTHERN VALLEYS WILL SEE THE
BEST CHANCE OF AN INCH OR TWO THURSDAY NIGHT.



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