WINTER STORM WATCH
Issue Date: 446 AM PST THU DEC 10 2009
Expiration: 400 AM PST SUN DEC 13 2009

...STRONG STORM EXPECTED FOR FRIDAY NIGHT AND SATURDAY...
.A DISTURBANCE OFF THE NORTHERN CALIFORNIA COAST WILL MOVE INTO
THE SIERRA AND WESTERN NEVADA THURSDAY NIGHT AND FRIDAY. A LIGHT
SNOWFALL IS EXPECTED IN THE SIERRA AND OUT INTO WESTERN NEVADA BY
FRIDAY MORNING...WHICH MAY CAUSE SOME TRAVEL DIFFICULTIES.
A SECOND...MUCH STRONGER SYSTEM IS EXPECTED FOR FRIDAY NIGHT AND
SATURDAY. THERE ARE STILL SIGNIFICANT MODEL DIFFERENCES AS TO
LOCATION AND AMOUNT OF SNOWFALL IN THE SIERRA. HOWEVER...HEAVY SNOWFALL
COULD FALL FOR PORTIONS OF THE SIERRA FROM FRIDAY NIGHT TO
SATURDAY NIGHT.
CAZ071>073-NVZ002-110115-
/O.NEW.KREV.WS.A.0006.091212T0600Z-091213T1200Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
GREATER LAKE TAHOE AREA-MONO-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE...
SOUTH LAKE TAHOE...TRUCKEE...BRIDGEPORT...MAMMOTH LAKES...
INCLINE VILLAGE
446 AM PST THU DEC 10 2009
...WINTER STORM WATCH IN EFFECT FROM FRIDAY EVENING THROUGH LATE
SATURDAY NIGHT...
THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER STORM
WATCH...WHICH IS IN EFFECT FROM FRIDAY EVENING THROUGH LATE
SATURDAY NIGHT.
* TIMING: SNOW SHOWERS IN THE SIERRA ARE EXPECTED TO INTENSIFY
FRIDAY EVENING...WITH PERIODS OF MODERATE TO HEAVY SNOWFALL
POSSIBLE THROUGH LATE SATURDAY NIGHT.
* TOTAL SNOW ACCUMULATIONS: ONE TO THREE FEET ABOVE 6000 FEET...WITH
LESSER AMOUNTS DOWN TO LOWER VALLEY FLOORS.
* WINDS: SOUTH TO SOUTHWEST WINDS 15 TO 30 MPH WITH GUSTS TO 45
MPH. RIDGE GUSTS OVER 100 MPH ARE POSSIBLE SATURDAY AND SATURDAY
NIGHT.
* SNOW LEVELS: BELOW ALL VALLEY FLOORS FRIDAY EVENING...POSSIBLY
RISING TO 5500 FEET SATURDAY MORNING BEFORE FALLING BELOW ALL
VALLEY FLOORS AGAIN BY SATURDAY EVENING.
* IMPACTS: MAJOR TRAVEL DIFFICULTIES POSSIBLE OVER SIERRA PASSES
WITH NEAR WHITEOUT CONDITIONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THERE IS A POTENTIAL FOR SIGNIFICANT SNOW ACCUMULATIONS THAT MAY
CREATE HAZARDOUS WINTER DRIVING CONDITIONS. CONTINUE TO MONITOR
THE LATEST FORECASTS AT WEATHER.GOV/RENO OR LISTEN TO NOAA
WEATHER RADIO.
$$
HTTP://WEATHER.GOV/RENO

FREEZING FOG ADVISORY
Issue Date: 326 PM PST WED DEC 09 2009
Expiration: 1000 AM PST THU DEC 10 2009

...FREEZING FOG ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
10 AM PST THURSDAY...
THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A FREEZING FOG
ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 10 AM
PST THURSDAY.
* FREEZING FOG WILL RETURN TO WESTERN NEVADA AS EARLY AS 8 PM. FOG
WILL BECOME WIDESPREAD BY 10 PM AND SHOULD NOT BURN OFF UNTIL
MID MORNING THURSDAY.
* VISIBILITY WILL DROP TO OF 1/2 MILE AT TIMES TONIGHT...WITH
LIGHT ACCUMULATIONS OF ICE POSSIBLE ON ROADS.
* FOG WILL AFFECT TRAVEL IN INTERSTATE 80 EAST OF
FERNLEY...HIGHWAY 95 NORTH OF HAWTHORNE...HIGHWAY 50 IN
CHURCHILL COUNTY. FOG MAY ALSO AFFECT HIGHWAY 447 SOUTH OF
GERLACH AND AREA NEAR PYRAMID LAKE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
VISIBILITIES WILL FREQUENTLY BE REDUCED TO LESS THAN ONE QUARTER
MILE WITH A LIGHT COATING OF ICE ON ROADS. IF DRIVING...SLOW
DOWN...USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD
OF YOU.
$$
BRONG
HTTP://WEATHER.GOV/RENO