THE HYDROMETEOROLOGICAL PREDICTION CENTER
CAMP SPRINGS, MD
STORM SUMMARY MESSAGE
STORM SUMMARY NUMBER 13 FOR WESTERN U.S. HEAVY PRECIPITATION EVENT
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
700 PM PST TUE DEC 21 2010
...MAJOR HEAVY RAIN AND MOUNTAIN SNOW EVENT CONTINUES FOR THE
WESTERN U.S. AS A SERIES OF MOISTURE-LADEN PACIFIC STORMS MOVE
ASHORE...
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV
AT 600 PM PST...NATIONAL WEATHER SERVICE RADARS AND SURFACE
OBSERVATIONS INDICATED LIGHT TO MODERATE RAIN EXTENDING ACROSS
SOUTHERN CALIFORNIA...SOUTHERN NEVADA...AND WESTERN ARIZONA WHICH
IS ASSOCIATED WITH A PACIFIC COLD FRONT WHICH EARLIER MOVED
ONSHORE AND HAS SINCE DISSIPATED. IN ADDITION...A SECOND BAND OF
RAINFALL WAS LOCATED NEARBY THE COAST OF EXTREME NORTHERN
CALIFORNIA WITH HEAVIEST PRECIPITATION HUGGING THE COASTLINE.
FARTHER OFF TO THE NORTH AND EAST...A LIGHT BAND OF SNOWFALL HAS
BEGUN TO FALL ACROSS THE SIERRA NEVADA RANGE WHILE A DEFINITE
BREAK WAS NOTED IN THE SHIELD OF PRECIPITATION ACROSS THE
CENTRAL/NORTHERN GREAT BASIN. HOWEVER...AN ADDITIONAL AXIS OF SNOW
HAS SPREAD ACROSS THE CENTRAL ROCKIES WITH ACCUMULATIONS OVER
EXTREME SOUTHEASTERN WYOMING.
...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 700 PM PST FRI DEC
17 THROUGH 600 PM PST TUE DEC 21...
...CALIFORNIA...
PASCOES SNOTEL 204.0 ESTIMATED
WEST WOODCHUCK MEADOW 192.0 ESTIMATED
WET MEADOWS SNOTEL 191.0 ESTIMATED
KAISER POINT SNOTEL 168.0 ESTIMATED
CRABTREE MEADOW SNOTEL 143.0 ESTIMATED
MAMMOTH LAKES 3 WSW 108.0
MAMMOTH MOUNTAIN TOP 108.0 TO 162
NORTHSTAR 98.0
ASPENDELL 1 WNW 74.0
LONE PINE 10 SW 72.3
JUNE MOUNTAIN 69.0
ALPINE MEADOWS 67.0
SQUAW VALLEY 57.0
HOMEWOOD 55.0
KIRKWOOD SKI AREA 52.0
JUNE LAKE 48.0
TRUCKEE 2 W 42.0
BLACKCAP BASIN 33.0
LEE VINING 5.9 NW 32.1
...COLORADO...
GOTHIC 82.0
COAL BANK PASS 48.0
RED MOUNTAIN PASS 44.5
MOLAS PASS 41.0
SILVERTHRONE 10 E 32.0
DILLON 9 E 29.0
BRECKENRIDGE 2 W 28.0
COPPER MOUNTAIN 23.0
WOLF CREEK PASS 1 E 18.0
OAK CREEK 7 WSW 10.6
LEADVILLE 13 NE 10.0
MONARCH PASS 2 NE 10.0
SPICER 1 SSE 10.0
...IDAHO...
KETCHUM 22 NW 22.0
PRESTON 20 NE 18.5
HAILEY 20 ENE 18.0
...NEVADA...
HEAVENLY VALLEY 77.0
MOUNT ROSE 65.0
INCLINE VILLAGE 1 NE 31.0
WHEELER PEAK 31.0
MT. CHARLESTON 4 WNW 26.0
RENO 9 W 17.0
CARSON CITY 1.3 NW 12.0
MINDEN 4.2 WSW 10.5
GARDNERVILLE 2 NW 10.3
VIRGINIA CITY 5 E 8.0
...OREGON...
THREE RIVERS 0.7 NNE 12.7
ADEL 19.4 ESE 12.0
BAKER 0.6 ENE 11.2
TERREBONNE 9.4 NW 10.5
MADRAS 6.6 NNW 10.2
WSW CAMP SHERMAN 9.0
HOOD RIVER 8.0
SUNRIVER 8.0
TIMBERLINE LODGE 8.0
WILSON RIVER SUMMIT 8.0
TUMALO 9 NW 7.0
WILLAMEETTE PASS 7.0
...UTAH...
PROVO CANYON 62.0
BRIGHTON CREST 54.0
ALTA - COLLINS 46.0
PARK CITY JUPITER PEAK 43.0
SOLITUDE POWDERHORN 42.0
SNOWBIRD 34.0
SNOWBASIN MID BOWL 24.0
SPRINGDELL 24.0
SYNDERVILLE 3 N 13.0
RANDOLPH 10.0
...WASHINGTON...
LEAVENWORTH 1 NNW 7.2
CARSON 7.0
...WYOMING...
OLD BATTLE 73.5
SKYLINE 8 SW 63.0
BROOKLYN LAKE 60.0
WEBBER SPRINGS 58.5
NORTH FRENCH CREEK 57.0
LITTLE SNAKE RIVER 50.4
SAND LAKE 48.0
DIVIDE PEAK 36.0
NORTH SAND LAKE 34.5
ROB ROY RESERVOIR 2 NE 33.6
SAGE CREEK CANYON 31.5
BATTLE LAKE 2 E 31.2
SANDSTONE RANGER STATION 31.2
SOUTH BRUSH CREEK 30.0
HOG PARK RESERVOIR 3 SW 27.0
...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 700 PM PST FRI DEC
17 THROUGH 600 PM PST TUE DEC 21...
...ARIZONA...
IRON SPRING 11.14
BLACK ROCK 9.23
CHLORIDE 3 ESE 6.41
TWEED POINT 5.70
TWEEDS POINT 5.04
KINGMAN 12 SE 3.86
GRAND CANYON WEST 3.15
...CALIFORNIA...
NATURE POINT NEAR BASS LAKE 18.60
TANBARK 16.94
CRESTLINE 5 WNW 16.17
WOFFORD HEIGHTS 15.78
DEVORE 15.62
LYTLE CREEK 2 SSE 15.03
CAMP NELSON 6SW 14.08
THREE PEAKS 13.74
WISHON DAM 13.54
FAIRVIEW 9NW 13.30
MAMMOTH LAKES 12.82
CAMP NELSON 6NW 12.79
OAKHURST 7.5 N 12.65
SANTA BARBARA 1.9 NE 12.39
LAKE ARROWHEAD 3 ENE 12.09
SAN BERNARDINO 5 N 11.74
SILVERADO CANYON 11.73
DEER CREEK DAM 11.06
LAKE KAWEAH 10.95
PORTOLA-GOLD LAKE 10.80
BEARTRAP MEADOW 10.18
PALOMAR MOUNTAIN 9.96
WRIGHTWOOD 3 NW 9.78
CLAREMONT 5 NE 8.73
SAN LUIS OBISPO CO ARPT 8.25
SANTA MARIA 6.94
LOS ANGELES - USC 6.15
SANTA MONICA MUNI ARPT 5.93
SANTA ANA/JOHN WAYNE AIRPORT 4.36
SAN DIEGO-MONTGOMERY FIELD 2.80
SAN FRANCISCO INTL ARPT 2.44
SACRAMENTO EXECUTIVE ARPT 2.17
...NEVADA...
MOUNT CHARLESTON 12.66
LAS VEGAS 24 WNW 8.99
WARD MOUNTAIN SNOTEL 5.80
MOUNTAIN SPRINGS 5.45
RUTH 5.21
GARDEN SPRING 5.09
PIOCHE 4.23
RED ROCK CANYON 3.08
GARDNERVILLE 5 W 2.95
RENO 5.6 WSW 2.59
CARSON CITY 1.5 ENE 2.27
...OREGON...
SEXTON SUMMIT 4.28
PORT ORFORD 5 E 4.12
ROGUE RIVER 6 N 3.58
BROOKINGS 4.2 ENE 3.03
GOLD BEACH 4.8 NE 3.02
WILLIAMS 1 N 2.75
ROSEBURG MUNI ARPT 1.52
...UTAH...
GUTZ PEAK 14.50
LITTLE GRASSY 14.50
BEN LOMOND TRAIL 7.60
LOOKOUT PEAK 6.10
FARMINGTON 5.00
VERNON CREEK 4.70
MINING FORK 4.60
A SERIES OF MOIST PACIFIC SYSTEMS WILL CONTINUE TO INUNDATE THE
WESTERN U.S. THROUGH THE MIDDLE OF THIS WEEK AS A PLUME OF DEEP
SUBTROPICAL MOISTURE CONTINUES TO STREAM INTO THE REGION.
ADDITIONAL RAINFALL AMOUNTS OF 2 TO 4 INCHES...WITH LOCALIZED
AMOUNTS AS HIGH AS 7 INCHES...CAN BE EXPECTED THROUGH FRIDAY
MORNING. SNOWFALL WILL CONTINUE TO BE MEASURED IN FEET IN SOME OF
THE HIGHER ELEVATIONS OF THE WESTERN U.S...ESPECIALLY IN THE
SIERRA NEVADA RANGE. THE HEAVY SNOW COMBINED WITH STRONG AND
GUSTY WINDS WILL REDUCE VISIBILITIES AND CREATE DANGEROUS TRAVEL
CONDITIONS. THE RAIN AND SNOW WILL CONTINUE THROUGH THE MIDDLE OF
THE WEEK.
THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 100 AM PST. PLEASE REFER TO YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS
EVENT.
RUBIN-OSTER
Last Updated: 957 PM EST TUE DEC 21 2010