THE HYDROMETEOROLOGICAL PREDICTION CENTER
CAMP SPRINGS, MD
STORM SUMMARY MESSAGE
STORM SUMMARY NUMBER 9 FOR WESTERN U.S. WINTER STORM
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
100 AM PST FRI JAN 20 2012
...MAJOR WINTER STORM IN THE NORTHWESTERN UNITED STATES BEGINS TO
WEAKEN...
WINTER STORM WATCHES...WARNINGS AND ADVISORIES ARE CURRENTLY IN
EFFECT FOR A LARGE PORTION OF THE NORTHWESTERN U.S. FROM THE
SIERRA RANGE OF CALIFORNIA...ACROSS THE PACIFIC
NORTHWEST...NORTHERN ROCKIES...PARTS OF THE GREAT BASIN AND INTO
THE NORTHERN HIGH PLAINS. FLOOD WATCHES...WARNINGS AND ADVISORIES
ARE CURRENTLY IN EFFECT FROM COASTAL NORTHWESTERN CALIFORNIA INTO
COASTAL OREGON. HIGH WIND WATCHES AND WARNINGS ARE IN EFFECT
ACROSS WESTERN OREGON AND WESTERN WASHINGTON...PORTIONS OF
SOUTHEASTERN WYOMING AND THE FOOTHILLS OF THE NORTHERN AND CENTRAL
COLORADO ROCKIES. AVALANCHE WARNINGS ARE IN EFFECT FOR THE
WASHINGTON AND OREGON CASCADES AND THE OLYMPIC RANGE OF WASHINGTON.
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV
AT 000 AM PST...NATIONAL WEATHER SERVICE DOPPLER RADARS AND
SURFACE OBSERVATIONS INDICATED THAT THE COVERAGE AND INTENSITY OF
PRECIPITATION ACROSS MUCH OF THE NORTHERN PART OF THE
INTERMOUNTAIN WEST...INCLUDING NORTHERN CALIFORNIA...HAD BEEN
GENERALLY DECREASING. RAIN WAS THE PREDOMINANT PRECIPITATION TYPE
IN THE LOWER ELEVATIONS WHILE SNOW CONTINUED IN THE HIGHER
ELEVATIONS. FREEZING RAIN AND FREEZING DRIZZLE CONTINUED TO BE
REPORTED THROUGH THE MID TO UPPER COLUMBIA RIVER VALLEY ALONG THE
WASHINGTON/OREGON BORDER.
...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 200 PM PST MON JAN
16 THROUGH 000 AM PST FRI JAN 20...
...CALIFORNIA...
COVINGTON MILL 23.5
WEAVERVILLE 1 SSW 16.0
JUNCTION CITY 2 N 12.0
SIMS 1 SSW 10.0
DUNSMUIR 4 SSW 8.0
CHESTER 6.0
WHITMORE 7 NW 6.0
...IDAHO...
KETCHUM 22 NW 38.5
STANLEY 28 NE 32.9
BURLEY 30 SW 22.2
PINE 16.5
MULLAN 15.0 ESTIMATED
BOISE 12 NE 14.0
NW WASCO 14.0
WALLACE 14.0 ESTIMATED
MONTPELIER 11 NE 13.8
OSBURN 13.5
OROFINO 3 NE 12.0
PRICHARD 12.0 ESTIMATED
CORRAL 3 WSW 11.0
NNE FAIRFIELD 11.0
...MONTANA...
HERON 2 NW 15.3
MISSOULA 2 N 15.0
COPPER CAMP 13.0
MANY GLACIER 13.0
FLATTOP MOUNTAIN 12.0
HELENA 12.0
SALTESE 6 NW 12.0
PIKE CREEK 11.0
SPUR PARK 11.0
VICTOR 2 SW 11.0
BABB 11 WSW 10.0
BADGER PASS 9.0
BLACK BEAR 9.0
...OREGON...
MT. HOOD MEADOWS 50.0 ESTIMATED 50-55
TIMBERLANE 45.0 ESTIMATED 45-55
BLAZED ALDER 35.0 ESTIMATED
MOUNT HOOD TEST 35.0 ESTIMATED 35-40
GOVERNMENT CAMP 34.0
BEAR GRASS 32.0 ESTIMATED 32-36
NORTH FORK 31.0
CLACKAMAS LAKE 30.0 ESTIMATED
CLEAR LAKE 30.0 ESTIMATED
DALY LAKE 30.0 ESTIMATED
GREENPOINT 30.0 ESTIMATED 30-35
LITTLE MEADOWS 30.0 ESTIMATED 30-35
MUD RIDGE 30.0 ESTIMATED 30-35
...UTAH...
ALTA 16.0 9662 FT
SNOWBIRD 11.0 8100 FT
PROVO CANYON 6.0
PARK CITY JUPITER PEAK 5.0
...WASHINGTON...
JUNE LAKE 31.0
SURPRISE LAKE 30.0 ESTIMATED
LEAVENWORTH 12.4 N 26.5
PLAIN 0.8 NW 26.0
WINLOCK 0.5 W 25.4
CALAMITY 25.0 ESTIMATED
LONE PINE 25.0 ESTIMATED 25-30
OLYMPIA 6.5 SW 25.0
PEPPER CREEK 25.0 ESTIMATED
SPENCER MEADOW 25.0 ESTIMATED
SWIFT CREEK 25.0 ESTIMATED 25-30
MINERAL 0.2 S 22.7
JUNE LAKE SNOTEL 20.0
SHEEP CANYON 20.0 ESTIMATED 20-25
ROSALIA 3 W 13.0
TACOMA 3.1 NW 11.1
SPOKANE 7.7
SEATTLE 7.1
...WYOMING...
OVANDO 2.9 SW 24.0
JACKSON 3.5 SSW 16.2
MISSOULA 5.0 E 15.2
AFTON 17 E 12.0
PAHASKA 14 NE 12.0
BONDURANT 19 SW 11.0
SOUTH ENTRANCE 5 N - YELLOWSTONE 11.0
CORA 22 N 10.0
THAYNE 17.2 E 10.0
BILLINGS 1.9 NE 9.6
KEMMERER 36 N 9.0
MORAN JUNCTION 8 NNE 9.0
ALPINE 8.0
CLARK 21 W 8.0
CODY 56 SW 8.0
HOBACK JUNCTION 8.0
...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 200 PM PST MON JAN
16 THROUGH 000 AM PST FRI JAN 20...
...CALIFORNIA...
GASQUET 9.80
CRESCENT CITY 3 NNW 7.36
HONEYDEW 1 SW 6.00
CRESCENT CITY/MC NAMARA FIELD 5.87
ARCATA AIRPORT 3.63
EUREKA 3.23
...OREGON...
SWISS HOME 15.50
PORT ORFORD 5 E 11.47
FALLS CITY 10.20
SILVERTON 9 SE 8.83
AGNESS 6 NE 7.40
SALEM/MCNARY FIELD 6.82
PHILOMATH 5 SW 6.68
CAVE JUNCTION 2 N 6.25
N MYRTLE POINT 6.10 ESTIMATED
CORVALLIS MUNI ARPT 5.98
OBRIEN 1 SSW 5.82
BROOKINGS 5 NNW 5.50
MCMINNVILLE MUNI ARPT 4.30
LANGLOIS 1 NNE 4.12
EUGENE/MAHLON SWEET FLD 3.95
WILDERVILLE 2 WSW 3.58
NE BROOKINGS 3.52
WILLIAMS 1 WSW 3.47
ROSEBURG 8 WSW 3.00
SCOTTSBURG 2 E 3.00
BANDON 3 NE 2.90
PORTLAND INTL ARPT 1.75
...SELECTED STORM TOTAL FREEZING RAIN ICE AMOUNTS IN INCHES FROM
200 PM PST MON JAN 16 THROUGH 000 AM PST FRI JAN 20...
...OREGON...
N PARKDALE 1.00
W HOOD RIVER 0.25
...WASHINGTON...
ISSAQUAH 3 SW 1.00
FEDERAL WAY 1 WNW 0.50
GRAND MOUND 5 NNW 0.50
LAKE CITY 3 NW 0.50
SHELTON 4 NE 0.50
NORTH BEND 2 SE 0.30
GALVIN 2 SSE 0.25
ISSAQUAH 0.25
MIRRORMONT 1 NW 0.25
...SELECTED PEAK WIND GUSTS IN MILES PER HOUR EARLIER IN THE
EVENT...
...NEVADA...
WASHOE CITY 84
RENO 70
SOUTH LAKE TAHOE 70
VIRGINIA CITY 5 E 70
...OREGON...
SUMMER LAKE 88
PAISLEY 11 W 81
TENNANT 60
...WYOMING...
WHEATLAND 9 S 77
CENTENNIAL 14 NE 68
CHEYENNE 14 WSW 67
ARLINGTON 65
CHEYENNE 10 SW 57
AS THE MAIN UPPER-LEVEL ENERGY MOVES OFF THE NORTHERN ROCKIES INTO
THE NORTHERN PLAINS TODAY...PRECIPITATION CURRENTLY AFFECTING THE
INTERMOUNTAIN WEST IS EXPECTED TO TAPER OFF FURTHER.
HOWEVER...MOISTURE FROM THE NEXT PACIFIC STORM IS FORECAST TO
REACH THE PACIFIC NORTHWEST AND NORTHERN CALIFORNIA TONIGHT INTO
SATURDAY. HENCE...HIGH WIND WATCHES HAVE BEEN EXTENDED THROUGH
FRIDAY NIGHT IN WESTERN OREGON AND WESTERN WASHINGTON.
THIS WILL BE THE LAST STORM SUMMARY ISSUED BY THE
HYDROMETEOROLOGICAL PREDICTION CENTER FOR THIS EVENT. PLEASE REFER
TO YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL
INFORMATION.
KONG
Last Updated: 354 AM EST FRI JAN 20 2012