FXUS65 KLKN 052243
AFDLKN

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ELKO NV
243 PM PST SAT DEC 5 2009

.SYNOPSIS...A COLD FRONT MOVING TOWARDS SOUTHERN NEVADA TODAY
WILL BRING COLDER TEMPERATURES TO NEVADA THROUGH EARLY NEXT WEEK.
DISTURBANCES WILL BRING A CHANCE OF SNOW SUNDAY NIGHT...MONDAY...AND
ON THURSDAY.
&&

.SHORT TERM...TONIGHT THROUGH TUESDAY...MODELS AGREE ON ANOTHER COLD
SYSTEM FROM THE PACIFIC NORTHWEST DROPPING DUE SOUTH INTO NORTHERN
CALIFORNIA LATE SUNDAY. THIS SYSTEM DIGS INTO WESTERN NV ON MONDAY
KEEPING STRONGEST DYNAMICS WEST AND SOUTH THE CWA. THEREFORE HAVE
KEPT LOW POPS IN FORECAST SUNDAY NIGHT AND MONDAY. BEST CHANCE OF
PCPN IN CWA MONDAY NIGHT MAINLY SOUTH OF US 50...BUT ONLY EXPECT
LIGHT AMOUNTS OF 1 TO 3 INCHES AT BEST. REST OF CWA TRACE UP TO 2
INCHES. LINGERING LIGHT MORNING SNOW SHOWERS TUESDAY AS CWA
BETWEEN SYSTEMS.

.LONG TERM...TUESDAY NIGHT THROUGH NEXT SATURDAY. AN ACTIVE WEATHER 
PATTERN IS ON DECK FOR THE HIGH DESERT REGION...WITH BOTH NORTHERN 
AND SOUTHERN STREAM CONTRIBUTIONS. GENERALLY SPEAKING...A COLD 
ANOMALY WILL PERSIST ACROSS THE SILVER STATE THIS FORECAST 
PERIOD...RESULTING IN BELOW NORMAL TEMPERATURES. THE FIRST STORM 
WILL MOVE INTO THE LKN CWA ON WEDNESDAY EVENING. EXPECT SUFFICIENT 
MOISTURE...DYNAMICS...AND WAA ADVECTION WITH THIS STORM...WHICH WILL 
RESULT IN SCATTERED TO WIDESPREAD SNOWS ACROSS CENTRAL NEVADA...WITH 
THE BEST ACCUMULATIONS ANTICIPATED LATE WEDNESDAY AND 
THURSDAY...ALTHOUGH SNOWS WILL LINGER INTO FRIDAY. ADDITIONAL 
SHORTWAVES WILL PROPAGATE ACROSS THE PACIFIC SOUTHWEST LATER IN THE 
WEEK...VALIDATING AN INCREASE WITH POPS. MOST OF THE ACTIVITY WILL 
HAVE CLEARED UP BY THE WEEKEND...AND A MORE MILDER PATTERN IS 
ANTICIPATED.

&&

.AVIATION...AN UPPER LEVEL LOW WILL PUSH ACROSS THE GREAT 
BASIN...YIELDING GUSTY WINDS AT TIMES ACROSS THE TAF SITES FOR THE 
REMAINDER OF TODAY. ADDITIONALLY...THIS DISTURBANCE WILL BRING 
INCREASED CLOUD COVERAGE WITH BASES ABOVE 5000 FEET. VFR CONDITIONS 
ARE EXPECTED FOR THE ENSUING 24 HR PERIOD. 
&&

.LKN WATCHES/WARNINGS/ADVISORIES...NONE. 
&&

$$

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