THE WEATHER PREDICTION CENTER
COLLEGE PARK, MD
STORM SUMMARY MESSAGE
STORM SUMMARY NUMBER 5 FOR WESTERN U.S. HEAVY PRECIPITATION EVENT
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
100 AM PST THU JAN 19 2017
...A SERIES OF POWERFUL LOW PRESSURE SYSTEMS WILL BRING COASTAL
HEAVY RAIN...HIGH WINDS...AND MOUNTAIN SNOW INTO THE WESTERN U.S.
FOR THE NEXT FEW DAYS...
WINTER STORM WARNINGS...WATCHES...AND WINTER WEATHER ADVISORIES
ARE IN EFFECT FOR MUCH OF THE THE INTERMOUNTAIN WEST...INCLUDING
THE SIERRAS AND HIGHER ELEVATIONS OF CALIFORNIA...AS WELL AS PARTS
OF SOUTHWESTERN COLORADO AND NORTHERN ARIZONA.
FREEZING RAIN ADVISORIES ARE IN EFFECT FOR PARTS OF SOUTHWESTERN
WASHINGTON AND NORTHWESTERN MONTANA.
FLOOD WARNINGS...WATCHES...AND ADVISORIES ARE IN EFFECT FOR PARTS
OF EASTERN WASHINGTON AND NORTHERN IDAHO...SOUTHWESTERN
OREGON...AND PARTS OF SOUTHERN CALIFORNIA.
HIGH WIND WARNINGS AND WIND ADVISORIES ARE IN EFFECT FOR PARTS OF
INTERIOR OREGON...AND A LARGE PORTION OF CALIFORNIA.
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV
AT 000 AM PST...A STRONG JET STREAM ASSOCIATED WITH A DEEP UPPER
LEVEL TROUGH CONTINUED TO DIRECT COPIOUS AMOUNTS OF MOISTURE FROM
THE SUBTROPICAL EASTERN PACIFIC INTO MUCH OF THE WESTERN U.S. THE
ASSOCIATED SURFACE LOW PRESSURE SYSTEM WITH A CENTRAL PRESSURE OF
980 MB...28.93 INCHES WAS WEAKENING OFF THE NORTHERN TIP OF
VANCOUVER ISLAND...BRITISH COLUMBIA...WITH A WEAKENING FRONT
EXTENDING DOWN THE WEST COAST. NATIONAL WEATHER SERVICE DOPPLER
RADARS AND SURFACE OBSERVATIONS INDICATED RAIN EXTENDING ACROSS
MUCH OF THE WEST COAST WITH HEAVY RAIN MOVING ACROSS THE MOJAVE
DESERT...ALSO NEAR SANTA MARIA AND SACRAMENTO IN CALIFORNIA.
PRECIPITATION CONTINUED TO EXTEND INLAND ACROSS THE EASTERN PART
OF THE GREAT BASIN AND THE INTERMOUNTAIN WEST WHERE SNOW WAS THE
PRIMARY PRECIPITATION TYPE IN THE HIGHER ELEVATIONS.
...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 100 AM PST TUE JAN
17 THROUGH 000 AM PST THU JAN 19...
...CALIFORNIA...
SAN FRANCISCO 2.40
...OREGON...
GLENDALE 3.08
GOLD BEACH 6 E 2.57
PISTOL RIVER 2 SSE 2.34
ASTORIA 2.32
OBRIEN 2 SSW 1.98
BROOKINGS 5 NNW 1.50
SALEM 0.87
PORTLAND 0.66
...WASHINGTON...
SNOKOMISH 2 N 6.47
MOUNT OLYMPUS 12 W 5.91
HAMILTON 12 NNE 5.70
SUMNER 3 NE 5.46
JEFFERSON CREEK 5.43
HAYWIRE RIDGE 5.42
HUMPTULLIPS 5.42
ELK MEADOWS 5.34
HAGER CREEK 5.32
MOUNT BAKER 7 S 5.10
HOODSPORT 3 WNW 5.00
MATLOCK 4.97
FORKS 4.52
QUILLAYUTE 4.51
VERLOT 4.50
AUBURN 1 NNE 3.94
BREMERTON NATIONAL ARPT 3.38
FORTSON 1 NNW 3.37
TRACYTON 2 NE 3.00
SHELTON/SANDERSON FIELD ARPT 2.89
SEATTLE/TACOMA INTL ARPT 2.68
HOQUIAM/BOWERMAN AIRPORT 1.94
...SELECTED STORM TOTAL FREEZING RAIN ICE AMOUNTS IN INCHES FROM
100 AM PST TUE JAN 17 THROUGH 000 AM PST THU JAN 19...
...IDAHO...
KENDRICK 2.5 N 0.50
...OREGON...
HOOD RIVER 1.50
TROUTDALE AIRPORT 1.08
PORTLAND AIRPORT 0.64
JOSEPH 0.40
HERMISTON 2 N 0.25
MEACHAM 4 NW 0.13
PAULINA 6 E 0.10
...WASHINGTON...
BONNEVILLE 3 N 2.00
STEVENSON 1.00
UNDERWOOD 1.00
SKAMANIA 1 W 0.75
EPHRATA 0.60
SOAP LAKE 0.50
WHITE SALMON 0.50
VANCOUVER LAKE 2 E 0.46
EAST WENATCHEE 1 NNE 0.25
GRANDVIEW 0.25
NORTH BEND 6 E 0.25
SPOKANE 3 NNW 0.25
THE DALLES 8 NNE 0.25
YAKIMA 0.25
YAKIMA 2 WNW 0.25
AIRWAY HEIGHTS 0.20
...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 100 AM PST TUE JAN
17 THROUGH 000 AM PST THU JAN 19...
...CALIFORNIA...
MOUNT SHASTA 3 SSE 13.0
WEED 2 SSW 10.0
MOUNT SHASTA 7.0
...IDAHO...
COLBURN 4 WSW 8.0
SPIRIT LAKE 5.0
DOVER 2 SSE 4.0
MOYIE SPRINGS 4.0
OLDTOWN 2 ESE 4.0
...OREGON...
BAKER 1 NE 10.0
HARPER 8.0
ONTARIO 6.0
...WASHINGTON...
MAZAMA 12 W 9.4
WASHINGTON PASS 9.0
GIFFORD 3 W 8.0
LEAVENWORTH 2 SSW 7.0
KETTLE FALLS 6.0
OKANOGAN 2 W 5.3
INCHELIUM 3.0
...SELECTED STORM TOTAL SLEET IN INCHES FROM 100 AM PST TUE JAN 17
THROUGH 000 AM PST THU JAN 19...
...OREGON...
SPOKANE 0.80
ECHO 0.50
...WASHINGTON...
WENATCHEE 3.00
COULEE CITY 2.00
QUINCY 1.00
SE KENNEWICK 0.50
...SELECTED PEAK WIND GUSTS IN MILES PER HOUR EARLIER IN THE
EVENT...
...CALIFORNIA...
COOSKIE MTN RAWS NR PETROLIA 79
BIRD SPRINGS PASS 70
LAKE PALMDALE 70
PALMDALE 5 S 70
BLUE MAX 69
SHIP MTN RAWS NEAR GASQUET 69
HIGH GLADE LOOKOUT 67
SCHOOL HOUSE RAWS 65
BUOY 46022 63
SACRAMENTO INTL AIRPORT 63
DAIRYVILLE 62
CRESCENT CITY 61
TRAVIS AFB 61
KNEELAND RAWS 60
MARYSVILLE AIRPORT 58
ARCO ARENA 56
JAWBONE CANYON 55
PALO CEDRO 55
PANOCHE ROAD 55
BEAR PEAK 54
CASTLE AIR PARK 54
IONE 54
CALAVERAS BIG TREE 52
STOCKTON AIRPORT 52
ATWATER 3 NE 51
LOMPOC HILLS 48
MILL CREEK 47
...OREGON...
NEWPORT 86
MARYS PEAK 84
SEA LION CAVES 82
GARIBALDI 72
LINCOLN BEACH 72
ASTORIA...US 101 BRIDGE 67
MOUNT HEBO 66
GLENEDEN BEACH 65
SUMMER LAKE 9 SSE 62
ASTORIA 60
...WASHINGTON...
MEGLER 86
NASELLE 84
ABERNATHY MOUNTAIN 78
NASELLE 3 NNE 77
CAPE DISAPPOINTMENT 73
LONG BEACH 63
AS POWERFUL LOW PRESSURE SYSTEMS CONTINUE TO MOVE ONSHORE...THE
ENTIRE WEST COAST WILL BE IMPACTED BY AN EXTENDED PERIOD OF HEAVY
PRECIPITATION AND HIGH WINDS INTO THE WEEKEND. THE GREATEST
RAINFALL POTENTIAL IS FORECAST TO BE NEAR COASTAL NORTHERN
CALIFORNIA WHERE 3 TO AS MUCH AS 6 INCHES OF ADDITIONAL RAIN IS
POSSIBLE THROUGH SUNDAY MORNING. HEAVY SNOW IS EXPECTED FOR THE
SIERRA NEVADA WITH SNOWFALL AMOUNTS OF 2 TO 4 FEET POSSIBLE
THROUGH SUNDAY MORNING. WIDESPREAD SNOW IS ALSO EXPECTED TO IMPACT
THE INTERMOUNTAIN WEST AND THE ROCKIES TODAY...SPREADING INTO
NORTHERN ARIZONA AND MUCH OF THE ROCKIES BY TONIGHT BEFORE THE
NEXT IMPULSE ARRIVES LATER ON FRIDAY INTO SATURDAY.
MEANWHILE...THE THREAT OF ICE IS DIMINISHING IN INTERIOR
WASHINGTON AND OREGON.
THE NEXT STORM SUMMARY WILL BE ISSUED BY THE WEATHER PREDICTION
CENTER AT 700 AM PST. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER
SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.
KONG
Last Updated: 419 AM EST THU JAN 19 2017