THE HYDROMETEOROLOGICAL PREDICTION CENTER

CAMP SPRINGS, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 15 FOR WESTERN U.S. HEAVY PRECIPITATION EVENT
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
100 AM PST FRI JAN 22 2010
 
...THE LAST BUT NOT LEAST OF THE PACIFIC LOWS MOVES INLAND OVER
THE WESTERN U.S....
 
BLIZZARD WARNINGS ARE IN EFFECT FOR PORTIONS OF SOUTHEASTERN
UTAH...SOUTHWESTERN COLORADO...AND ACROSS SOUTHEASTERN ARIZONA.
WINTER STORM WARNINGS AND WINTER WEATHER ADVISORIES ARE IN EFFECT
OVER THE SIERRA NEVADA MOUNTAIN RANGES...HIGHER ELEVATIONS OF THE
INTERMOUNTAIN WEST AND SOUTHWESTERN U.S...AND EASTWARD INTO THE
CENTRAL AND SOUTHERN ROCKIES.
 
FLOOD AND FLASH FLOOD WATCHES...WARNINGS...AND ADVISORIES
CURRENTLY EXTEND FROM SOUTH CENTRAL ARIZONA TO THE FOUR CORNERS
REGION...AS WELL AS FROM CENTRAL CALIFORNIA TO THE SOUTHWEST
COASTAL AREAS OF SAN DIEGO.
 
HIGH WIND WARNINGS ARE IN EFFECT ACROSS AREAS OF SOUTHERN
ARIZONA...CENTRAL NEW MEXICO...AND NORTHEASTERN NEVADA.
 
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV

AT 1200 AM PST...A 978 MB LOW PRESSURE CENTER WAS LOCATED OVER
NORTHEASTERN NEVADA WITH AN OCCLUDED FRONT PUSHING THROUGH THE
CENTRAL GREAT BASIN AND SOUTHWESTERN U.S.. NATIONAL WEATHER
SERVICE DOPPLER RADARS AND SURFACE OBSERVATIONS INDICATED
SCATTERED AREAS OF LIGHT TO MODERATE RAIN WAS FALLING ACROSS
CALIFORNIA AND EASTWARD INTO EASTERN COLORADO...WITH SNOW BEING
REPORTED IN THE HIGHER ELEVATIONS OF THE SIERRA NEVADA AND ROCKY
MOUNTAIN RANGES. ALONG THE FRONT MOVING THROUGH THE SOUTHWEST...AN
AREA OF MODERATE TO HEAVY RAIN WAS SLOWLY MOVING ACROSS
SOUTHEASTERN ARIZONA.

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 700 AM PST SUN JAN
17 THROUGH 100 AM PST FRI JAN 22...

...ARIZONA...
FLAGSTAFF 3.2 NNW                    36.5                     
SUNRISE MOUNTAIN                     29.0                     
FOREST LAKES                         26.0                     
HEBER                                21.0                     
PINETOP/LAKESIDE 4 ESE               20.4                     
ALPINE                               20.0                     
CLAY SPRINGS                         20.0                     
CLINTS WELL                          19.0                     
KACHINA VILLAGE                      18.6                     
WILLIAMS                             16.5                     
PRESCOTT                              7.0                     

...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...
DURANGO                              24.0                     
WOLF CREEK PASS 1 SSE                24.0                     
ABAJO                                19.0                     
PAGOSA SPRINGS 5 W                   18.0                     
COAL BANK PASS                       14.5                     
RED MTN                              12.3                     
CREEDE 10 SW                         12.0                     
SOUTH FORK 4 SW                      12.0                     
MOLAS PASS                           10.0                     

...NEW MEXICO...
JEMEZ SPRINGS                        14.0                     
CHAMA                                12.0                     
FARMINGTON 7 NE                      10.5                     
AZTEC                                 8.0                     
BLUEWATER LAKE 11 WSW                 8.0                     
BONITO LAKE 5 SW                      8.0                     
FARMINGTON 7 NE                       8.0                     
LUNA                                  8.0                     
KIRTLAND 2 ESE                        6.0                     
MOGOLLON 6 ESE                        6.0                     
RAMAH                                 6.0                     
BLOOMFIELD 3 SW                       5.5                     
LOS ALAMOS                            5.5                     

...NEVADA...
YUCCA FLAT                           20.0                     
BERRY CREEK                          19.0                     
BIG CREEK SUMMIT                     16.0                     
DRAW CREEK                           13.0                     
POLE CREEK R.S.                      13.0                     
MT. POTOSI                           12.0                     
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 100 AM PST FRI JAN 22...

...ARIZONA...
DAVIS-MONTHAN AFB/TUCSON             10.23                     
BLACK CANYON CITY 10 N                6.57                     
CROWN KING                            6.50                     
PAYSON                                4.01                     
SIERRA VISTA                          3.83                     
LUKE AFB/PHOENIX                      3.58                     
CASTLE HOT SPRINGS                    3.55                     
FLAGSTAFF PULLIAM AP                  3.41                     
CLIFTON                               2.96                     
WINSLOW                               2.84                     
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                     
LYTLE CREEK                          13.39                     
MINING RIDGE                         13.14                     
PETROLIA 7 SE                        12.17                     
BARTLETT SPRINGS                     11.23                     
LAKE ARROWHEAD                       11.23                     
CLOVERDALE 1 S                       10.30                     
DEVORE                                9.58                     
DESERT HOT SPRINGS                    8.04                     
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...
PRESCOTT                                67                     
FORT HUACHUCA                           63                     

...CALIFORNIA...
BISHOP AIRPORT                          71                     

...NEW MEXICO...
PROVO                                   67                     
OGDEN                                   64                     
RUIDOSO                                 60                     

...UTAH...
SPRINGVILLE                             72                     


PRECIPITATION WILL CONTINUE ACROSS THE SOUTHWESTERN U.S. AS THE
LAST OF A SERIES OF PACIFIC LOWS MOVES INLAND THURSDAY NIGHT.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE OVER
SOUTHERN CALIFORNIA. CENTRAL ARIZONA AND SOUTHWARD INTO MEXICO
COULD SEE AN ADDITIONAL 1 TO 3 INCHES OF PRECIPITATION.
SIGNIFICANT FLOODING AND MUDSLIDES HAVE ALREADY BEEN REPORTED IN
PARTS OF CALIFORNIA AND WILL CONTINUE TO BE A THREAT ON FRIDAY. 
HEAVY SNOW AND GUSTY WINDS WILL THREATEN THE HIGHER ELEVATIONS OF
THE FOUR CORNER STATES.

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 700 AM PST. PLEASE REFER TO YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS
EVENT.

GERHARDT




Last Updated: 355 AM EST FRI JAN 22 2010