THE HYDROMETEOROLOGICAL PREDICTION CENTER
CAMP SPRINGS, MD
STORM SUMMARY MESSAGE
STORM SUMMARY NUMBER 14 FOR WESTERN U.S. HEAVY PRECIPITATION EVENT
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
700 PM PST THU JAN 21 2010
...ONSLAUGHT OF PACIFIC SYSTEMS TO CONTINUE INUNDATING THE WEST
COAST FOR ANOTHER DAY...
FLASH FLOOD WATCHES AND WARNINGS ARE IN EFFECT FOR THE SOUTHERN
CALIFORNIA COAST...CENTRAL ARIZONA...AND SOUTHERN UTAH. COASTAL
FLOOD WARNINGS ARE IN EFFECT FOR THE CENTRAL AND SOUTHERN
CALIFORNIA COASTS. FLOOD WARNINGS WERE IN EFFECT FOR PORTIONS OF
SOUTHERN CALIFORNIA AND ARIZONA.
HIGH WIND WARNINGS AND WATCHES ARE IN EFFECT FOR SOUTHERN
ARIZONA...PARTS OF NEW MEXICO...AND NORTHEASTERN NEVADA.
WINTER STORM WARNINGS ARE IN EFFECT FOR THE HIGHER ELEVATIONS OF
CALIFORNIA INCLUDING THE SIERRA NEVADA RANGE...AS WELL AS FOR THE
HIGHER ELEVATIONS OF THE FOUR CORNERS STATES. BLIZZARD WARNINGS
ARE IN EFFECT FOR PARTS OF SOUTHEASTERN UTAH AND SOUTHWESTERN
COLORADO....AND FOR SOUTHEASTERN ARIZONA FOR ELEVATIONS ABOVE 7000
FEET. WINTER WEATHER ADVISORIES ARE IN EFFECT FOR PORTIONS OF
NEVADA...NORTHERN CALIFORNIA... UTAH...IDAHO...OREGON...AND
COLORADO.
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV
AT 600 PM PST...THE LATEST IN A SERIES OF POWERFUL PACIFIC STORM
SYSTEMS WAS BRINGING MORE RAIN AND HIGHER ELEVATION SNOW TO THE
WESTERN UNITED STATES. ANOTHER COLD FRONT PUSHED THROUGH
CALIFORNIA LATE WEDNESDAY WITH THE NEXT AND FINAL SYSTEM...A 976
MB LOW...LOCATED ABOUT 40 MILES SOUTHEAST OF SAN FRANCISCO.
NATIONAL WEATHER SERVICE DOPPLER RADAR AND SURFACE OBSERVATIONS
INDICATED LIGHT TO MODERATE RAIN AND MOUNTAIN SNOW FALLING ACROSS
CALIFORNIA AND INTO ARIZONA WITH LOCALIZED AREAS OF HEAVY
PRECIPITATION. SCATTERED HIGHER ELEVATION SNOW WAS ALSO FALLING
ACROSS PARTS OF THE INTERMOUNTAIN WEST.
...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 700 AM PST SUN JAN
17 THROUGH 600 PM PST THU JAN 21...
...ARIZONA...
FLAGSTAFF 3.2 NNW 36.5
SUNRISE MOUNTAIN 29.0
HEBER 21.0
PINETOP/LAKESIDE 4 ESE 20.4
CLAY SPRINGS 20.0
CLINTS WELL 19.0
WILLIAMS 16.5
...CALIFORNIA...
CHAGOOPA PLATEAU 73.6
SODA SPRINGS 63.0
SUGAR BOWL 61.0
LWR RELIEF VALLEY 50.6
KIRKWOOD 48.0
SQUAW VALLEY 47.0
SIERRA AT TAHOE 38.0
BIG BEAR CITY 37.0
...COLORADO...
ABAJO 19.0
PAGOSA SPRINGS 5 W 18.0
COAL BANK PASS 14.5
RED MTN 12.3
MOLAS PASS 10.0
...NEW MEXICO...
BLUEWATER LAKE 11 WSW 8.0
BONITO LAKE 5 SW 8.0
FARMINGTON 7 NE 8.0
LUNA 8.0
MOGOLLON 6 ESE 6.0
RAMAH 6.0
LOS ALAMOS 5 WNW 5.0
...NEVADA...
YUCCA FLAT 20.0
BERRY CREEK 19.0
BIG CREEK SUMMIT 16.0
DRAW CREEK 13.0
POLE CREEK R.S. 13.0
ELY 8.3
WARD MOUNTAIN 8.0
CHARLESTON 6.0
...UTAH...
BRIGHTON CREST 35.0
ALTA/COLLINS 33.5
DEER VALLEY DALY WEST 28.0
PARK CITY JUPITER PEAK 28.0
BIG COTTONWOOD SPRUCES 19.0
SOLITUDE 17.5
SNOWBIRD 13.5
...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 700 AM PST SUN JAN
17 THROUGH 600 PM PST THU JAN 21...
...ARIZONA...
DAVIS-MONTHAN AFB/TUCSON 6.47
LUKE AFB/PHOENIX 3.58
GILBERT 4 NW 2.74
CHANDLER 4 WNW 2.72
YUMA MCAF 2.43
PRESCOTT/ERNEST A LOVE FIELD AP 2.28
SCOTTSDALE MUNI ARPT 2.13
...CALIFORNIA...
LOS GATOS 4 SW 14.70
CAZADERO 13.46
MINING RIDGE 13.14
PETROLIA 7 SE 12.17
CLOVERDALE 1 S 10.30
UKIAH MUNI ARPT 7.58
NEWHALL 7.08
SANTA ROSA/SONOMA CO ARPT 6.55
SAN LUIS OBISPO ARPT 5.37
SAN DIEGO/MONTGOMERY FIELD 4.32
SAN FRANCISCO INTL ARPT 4.30
LOS ANGELES-USC 3.89
PALM SPRINGS RGNL ARPT 3.75
SACRAMENTO METRO ARPT 3.65
SAN JOSE INTL ARPT 3.19
...NEVADA...
NORTH LAS VEGAS AIRPORT 1.50
HENDERSON AIRPORT 1.17
MERCURY/DESERT ROCK ARPT 1.06
...OREGON...
AGNESS 6.4 NE 3.90
PORT ORFORD 5.0 E 3.52
BROOKINGS 4.2 ENE 2.83
BANDON 11.4 S 2.67
ASTORIA 1.45
...WASHINGTON...
HOQUIAM/BOWERMAN AIRPORT 2.01
...SELECTED PEAK WIND GUSTS IN MILES PER HOUR EARLIER IN THE
EVENT...
...ARIZONA...
FORT HUACHUCA 69
MOUNT LEMON 1 W 64
...CALIFORNIA...
WARD MOUNTAIN 106 ALONG SIERRA CREST
LEBEC 2 NE 84
ACTON 13 SE 80
CONCORD 5 WSW 77
SANTA CLARITA 7 SE 75
GORMAN 7 SE 70
CAMP NINE 69
...NEW MEXICO...
ORGAN 2 ESE 68
...OREGON...
CAPE BLANCO 87
FLYNN PRAIRIE 78
SQUAW PEAK 75
PRECIPITATION WILL CONTINUE ACROSS THE SOUTHWESTERN UNITED STATES
AS ANOTHER PACIFIC STORM SYSTEM CONTINUES TO MOVE INLAND OVERNING.
LOCALIZED ADDITIONAL PRECIPITATION TOTALS OF 1 TO 2 INCHES ARE
EXPECTED ACROSS SOUTHERN CALIFORNIA. TWO TO FOUR INCHES OF
ADDITIONAL PRECIPITATION...WITH LOCALIZED AMOUNTS UP TO 5
INCHES...ARE EXPECTED NEAR THE MOGOLLON RIM OF ARIZONA.
SIGNIFICANT FLOODING AND MUDSLIDES HAVE BEEN REPORTED IN PARTS OF
CALIFORNIA DURING THE PAST SEVERAL DAYS AND THEY WILL CONTINUE TO
BE A PROBLEM THROUGH FRIDAY. SEVERAL FEET OF SNOWFALL HAVE
ACCUMULATED IN SOME LOCATIONS OF THE SIERRA NEVADA MOUNTAINS WITH
ANOTHER 10 TO 20 INCHES POSSIBLE BY FRIDAY MORNING. IN NORTHERN
ARIZONA...SNOWFALL TOTALS OF 2 TO 5 FEET ARE POSSIBLE ABOVE 6500
FEET THROUGH SATURDAY. STRONG AND GUSTY WINDS WILL AGAIN IMPACT
CALIFORNIA AND ARIZONA THROUGH FRIDAY.
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.
SOLTOW
QE
Last Updated: 1000 PM EST THU JAN 21 2010