SPECIAL WEATHER STATEMENT
Issue Date: 854 PM PST MON DEC 14 2009
Expiration: 900 AM PST TUE DEC 15 2009
...ANOTHER ROUND OF STORMY WEATHER FOR INTERIOR NORTHERN
CALIFORNIA THROUGH WEDNESDAY...
A MOIST AND RELATIVELY WARM STORM SYSTEM WILL BRING RAIN AND SNOW
TO INTERIOR NORTHERN CALIFORNIA BEGINNING TONIGHT AND CONTINUING THROUGH
WEDNESDAY. PRECIPITATION WILL INITIALLY REMAIN NORTH OF INTERSTATE
80 BEFORE SPREADING SOUTHWARD TUESDAY AND WEDNESDAY.
THE PRIMARY IMPACTS WILL BE TO CREATE HAZARDOUS CONDITIONS ON
ROADWAYS AND FOR OTHER MEANS OF TRAVEL BUT HEAVY SNOW COULD ALSO
CAUSE POWER LINE PROBLEMS DUE TO BROKEN TREE BRANCHES. MINOR URBAN
AND SMALL STREAM FLOODING IS ALSO A POSSIBILITY DURING PERIODS OF
HEAVY PRECIPITATION.
SNOW LEVELS WILL BEGIN IN THE 4000 TO 5000 FOOT RANGE BUT WILL
RISE THROUGHOUT THE STORM. SNOW LEVELS WILL BE 5000 TO 6000 FEET
BY MIDDAY ON TUESDAY AND 5500 TO 6500 FEET BY MIDDAY ON WEDNESDAY.
THE GREATEST SNOWFALL AMOUNTS WILL BE IN THE FAR NORTHERN SIERRA
NEVADA MOUNTAINS INCLUDING NEAR LASSEN VOLCANIC NATIONAL PARK.
MANY LOCATIONS WILL RECEIVE MORE THAN A FOOT OF SNOW WITH THE
HIGHEST ELEVATIONS RECEIVING MORE THAN TWO FEET OF SNOW. LESSER
AMOUNTS WILL FALL IN THE COASTAL... NORTHERN... AND CENTRAL SIERRA
NEVADA MOUNTAINS BUT SNOW DEPTHS COULD REACH UP TO SIX INCHES IN
FAVORED LOCATIONS.
UP TO AN INCH OF RAIN IS EXPECTED IN THE VALLEY AND FOOTHILLS
WITH LOCALLY HIGHER TOTALS TOWARDS THE NORTHERN END OF THE
SACRAMENTO VALLEY AND LESSER AMOUNTS FROM INTERSTATE 80 AND SOUTHWARD.
WINDS WILL REMAIN RELATIVELY MILD THROUGHOUT THE EVENT. VALLEY
WINDS WILL BE 10 TO 15 MPH WITH GUSTS TO 25 MPH. MOUNTAIN WINDS
WILL BE 10 TO 20 MPH WITH GUSTS TO 35 MPH BUT LOCALLY STRONGER
THROUGH MOUNTAIN PASSES.
CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS. TRAVELERS
SHOULD BE PREPARED FOR HAZARDOUS DRIVING CONDITIONS BY CARRYING
TIRE CHAINS... EXTRA FOOD AND WATER... AND BY ALLOWING EXTRA TIME
TO REACH DESTINATIONS.
LISTEN TO NOAA WEATHER RADIO... CHECK OUR WEBSITE AT
WEATHER.GOV/SACRAMENTO... OR MONITOR OTHER MEDIA OUTLETS FOR
CURRENT WEATHER CONDITIONS AND UPDATES TO THIS STORM SYSTEM.
HAZARDOUS WEATHER OUTLOOK
Issue Date: 700 AM PST MON DEC 14 2009
Expiration: 700 AM PST TUE DEC 15 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR INTERIOR NORTHERN CALIFORNIA.
.DAY ONE...TODAY
ANOTHER POTENT WET STORM WILL START AFFECTING OUR CWA TONIGHT.
SHOWERS EXPECTED TO DEVELOP ACROSS THE NORTHERN MOUNTAINS AND
FOOTHILLS SURROUNDING THE NORTHERN SACRAMENTO VALLEY. SHOWERS WILL
EXPAND SOUTHWARD OVERNIGHT TOWARDS THE CENTRAL SACRAMENTO VALLEY.
HOWEVER...BRUNT OF STORM IS FORECAST TO AFFECT THE REGION TUESDAY
AND WEDNESDAY. SNOW LEVELS AROUND 4500 TO 5000 FEET.
* SPECIAL WEATHER STATEMENT..SEE WWUS86 KSTO - SPSSTO FOR DETAILS *
.DAYS TWO THROUGH SEVEN... TUESDAY THROUGH SUNDAY
HEAVIEST RAIN AND SNOW WILL FALL ACROSS NORTHERN AND CENTRAL
CALIFORNIA TUESDAY INTO WEDNESDAY. THIS SYSTEM COULD BRING AROUND AN
ADDITIONAL INCH OF LIQUID PRECIPITATION FOR THE VALLEY AND
MOUNTAINS. THIS WOULD TRANSLATE AS UP TO A FOOT OF SNOW FOR
ELEVATIONS NEAR 5000 FEET AND HIGHER. SNOW LEVELS LIFTING TO NEAR
6000 TO 7000 FEET BY WEDNESDAY.
* SPECIAL WEATHER STATEMENT..SEE WWUS86 KSTO - SPSSTO FOR DETAILS *
THE LATEST WEATHER INFORMATION IS AVAILABLE ON THE INTERNET AT
(LOWER CASE): HTTP://WWW.WRH.NOAA.GOV/STO
|
|
|
