WINTER WEATHER ADVISORY Issue Date: 601 PM PST TUE DEC 15 2009 Expiration: 600 AM PST WED DEC 16 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST
WEDNESDAY...
* EXPECT NEW SNOW OF UP TO 10 INCHES TONIGHT IN THE MOUNTAINS.
* THE SNOW LEVEL WILL BE NEAR 4500 FEET...EXCEPT AT THE SURFACE IN
THE CASCADE PASSES AND NEAR THE CASCADE CREST.
* PEOPLE PLANNING TO TRAVEL ACROSS THE MOUNTAIN PASSES SHOULD BE
PREPARED FOR WINTER DRIVING CONDITIONS AND EXPECT OCCASIONAL DELAYS.
&&
$$ AVALANCHE WARNING Issue Date: 116 PM PST TUE DEC 15 2009 Expiration: 1200 PM PST THU DEC 17 2009 ...AVALANCHE WARNING TUESDAY AND TUESDAY NIGHT...
ONE TO TWO FEET OF DENSE WIND AND WARMING AFFECTED SNOW HAS BEEN
DEPOSITED OVER COLD WEAK SNOW ALL OVER AN UNDERLYING ICE CRUST. THE
CURRENT SNOWPACK STRUCTURE IS MAKING FOR DANGEROUS AVALANCHE
CONDITIONS AN A HIGH AVALANCHE DANGER. ADDITIONAL HEAVY SNOW OR RAIN
EXPECTED THROUGH TUESDAY NIGHT SHOULD CAUSE A FURTHER INCREASE IN
THE ALREADY DANGEROUS CONDITIONS.
NATURAL OR TRIGGERED AVALANCHES REMAIN LIKELY AND SHOULD PERSIST
TUESDAY NIGHT. BACKCOUNTRY TRAVEL IN AVALANCHE TERRAIN IS NOT
RECOMMENDED.
THIS STATEMENT WILL BE UPDATED AS CONDITIONS WARRANT. PLEASE VISIT
WWW.NWAC.US FOR DETAILS.
$$
|