The Weather Prediction Center

College Park, MD


Storm Summary Message



Storm Summary Number 10 for Western U.S. Winter Storm and
California Heavy Rain
NWS Weather Prediction Center College Park MD
100 AM PST Fri Feb 15 2019

...Precipitation becoming more widely scattered over the Great
Basin into Arizona behind a cold front...Light to moderate snows
developing across the central Plains...

Winter Storm Warnings and Winter Weather Advisories are in effect
for portions of the northern and central Rockies, as well as the
eastern Great Basin.

Winter Weather Advisories are in effect from the northern High
Plains through the central Plains into the mid-Mississippi Valley.

Avalanche Warnings are in effect across portions of Idaho.

Flash Flood Warnings are in effect across portions of central
Arizona.

Flash Flood Watches are in effect across central and southeastern
Arizona.

For a detailed graphical depiction of the latest watches, warnings
and advisories, please see www.weather.gov

At 1200 AM PST...The center of a large-scale low pressure system
with an estimated central pressure of 985 mb, or 29.09 inches of
mercury, was located a few hundred miles southwest of Vancouver
Island.  A lee cyclone was beginning to take shape across
northeast New Mexico.  Precipitation remained widespread across
the western U.S. but it had tapered off into widely scattered
showers over the Great Basin behind a cold front, with developing
light snowfall beginning to develop across the central Plains. 
National Weather Service Doppler Radar and surface observations
indicated that the heavy rain over Arizona had become more
scattered as well.  Meanwhile, light snow, rain, and some freezing
rain was found in the colder air mass across the Pacific Northwest
into Idaho and northwestern Montana.

...Selected preliminary Storm Total Snowfall in inches from 1200
AM PST Mon Feb 11 through 1200 AM PST Fri Feb 15...

...CALIFORNIA...
MCCLOUD                              24.3                    
MOUNT SHASTA 2 SSE                   24.0                    
DUNSMUIR                             18.0                    
REDDING 1 WNW                        13.5                    
CLOVERDALE 2 ENE                     13.0                    
SUSANVILLE 5 WNW                     10.0                    
SIMS 1 SSW                            9.0                    
SODA SPRINGS 1 ESE                    9.0                    
TUOLUMNE MEADOWS                      8.0                    
DORRIS                                6.0                    
JUNE MOUNTAIN SKI                     6.0                    
NORTHSTAR SKI                         6.0                    

...COLORADO...
STEAMBOAT SPRINGS                    10.1                    
LONGS PEAK 4 NNW                      7.2                    
CAMERON PASS 6 E                      6.0                    
CLIMAX 1 NW                           6.0                    
GUANELLA PASS 5 WSW                   6.0                    
RED MOUNTAIN PASS                     6.0                    
WARD 3 SW                             6.0                    
GOTHIC                                5.0                    
MONARCH PASS 1 NNW                    5.0                    

...IDAHO...
ELBA 6 NW                            38.0                    
ISLAND PARK 8 NNW                    36.8                    
MOYIE SPRINGS 7 NW                   27.0                    
FEATHERVILLE                         26.5                    
OAKLEY 17 WSW                        26.0                    
TAMARACK SKI AREA                    26.0                    
KETCHUM 26 WNW                       24.7                    
BONNERS FERRY 3 NNW                  21.5                    
DONNELLY                             18.0                    
FRANKLIN 11 ENE                      18.0                    
ELMIRA 9 SE                          17.0                    
BOGUS BASIN SKI AREA                 16.0                    
KETCHUM 22 NW                        16.0                    
MEADOW CREEK 8 W                     16.0                    
MORES CREEK SUMMIT                   16.0                    
SOLDIER MOUNTAIN SKI                 16.0                    
CORNUCOPIA 2 ESE                     15.0                    
MCALL 2 WSW                          15.0                    
PIONEERVILLE 9 ESE                   15.0                    
IDAHO CITY 9 SW                      12.0                    

...MONTANA...
HERON                                39.0                    
TROY                                 36.0                    
LIBBY                                30.0                    
ESSEX                                25.0                    
YAAK                                 20.0                    
COOKE CITY 3 N                       11.0                    
EUREKA                               11.0                    
OLNEY                                 8.0                    
WEST YELLOWSTONE 1 E                  8.0                    
BIGFORK 1 S                           6.0                    
REED POINT 9 W                        6.0                    
COLUMBIA FALLS                        5.5                    

...NEVADA...
DEETH 16 SE                          13.0                    
POLE CANYON                          13.0                    
HOLE-IN-MOUNTAIN                     11.0                    
ELKO 2 NE                             9.0                    
INCLINE VILLAGE 1 NNW                 8.5                    
JARBIDGE 9 SSW                        8.0                    
SEVENTYSIX CREEK                      8.0                    
MOUNTAIN CITY 13 SSW                  7.0                    
PARADISE VALLEY 12 N                  7.0                    
DEETH 14 SSE                          6.0                    
DENIO 23 E                            6.0                    
MOUNTAIN CITY 6 NE                    6.0                    
TUSCARORA 6 W                         6.0                    
MOUNT ROSE SKI                        5.0                    
DIAMOND PEAK SKI                      4.0                    

...OREGON...
HOOD RIVER 2 SW                      18.5                    
CRATER LAKE NATIONAL PARK            16.9                    
CORNUCOPIA 2 ESE                     15.0                    
HALFWAY 3 NE                         13.0                    
MARION FORKS                         13.0                    
BINGHAM SPRINGS 3 NNE                12.0                    
CRATER LAKE 2 SW                     12.0                    
ELGIN 4 WSW                          12.0                    
LA GRANDE                            12.0                    
HOWARD PRAIRIE 1 NE                  11.0                    
DEE 3 ESE                            10.5                    
CHILOQUIN 16 W                       10.0                    
LYLE 3 SW                            10.0                    
PENDLETON                             8.9                    
HOWARD PRAIRIE 15 NNE                 8.0                    
KENO                                  8.0                    
KLAMATH FALLS                         7.5                    
BRIGHTWOOD 6 N                        7.0                    
WILLIAMS 10 SSW                       7.0                    
CASCADE LOCKS                         5.8                    

...UTAH...
SNOWBASIN                            18.0                    
ALTA                                 15.0                    
BRIGHTON                             13.0                    
PARK CITY                            12.0                    
BIG COTTONWOOD SPRUCES               10.0                    
HEBER CITY                           10.0                    
POWDER MTN                           10.0                    
PROVO CANYON                         10.0                    
SPRINGDELL                           10.0                    
SNOWBIRD                              9.0                    
SOLITUDE                              9.0                    
LEWISTON                              8.0                    
GARLAND 1 SE                          6.2                    
THATCHER                              6.0                    
ALPINE                                5.0                    
HYDE PARK                             5.0                    

...WASHINGTON...
SNOQUALMIE PASS                      27.0                    
TROUT LAKE 1 N                       21.0                    
BONNERS FERRY                        19.5                    
GLENWOOD 1 NNW                       15.0                    
LOON LAKE                            15.0                    
MOUNT SAINT HELENS                   15.0                    
LUCERNE 15 SW                        14.0                    
CLAYTON                              12.0                    
DISHMAN 3 SSE                        12.0                    
PORT ANGELES                         12.0                    
PRIEST RIVER AIRPORT                 12.0                    
SKI BLUEWOOD                         12.0                    
SNOWDEN 1 SSW                        12.0                    
SUDDEN VALLEY 1 SE                   12.0                    
AIRWAY HEIGHTS 2 NNE                 10.0                    
NEAH BAY 3 E                          9.0                    
PORT ORCHARD                          9.0                    
OLYMPIA 1 W                           8.0                    
SEATTLE-TACOMA AIRPORT 1 ESE          6.1                    
SEATTLE 5 NNW                         6.0                    
SPOKANE                               6.0                    

...WYOMING...
LEWIS LAKE DIVIDE SNOTEL             24.0                    
JACKSON HOLE - RAYMER                21.0                    
THUMB DIVIDE SNOTEL                  19.0                    
BROOKS LAKE                          18.0                    
BURROUGHS CREEK SNOTEL               16.0                    
COMMISSARY RIDGE                     14.0                    
BONDURANT                            12.9                    
EVENING STAR SNOTEL                  12.0                    
BLIND BULL SUMMIT                    11.0                    
OLD FAITHFUL 14 ESE                  10.0                    
SOUTH ENTRANCE 8 W                   10.0                    
GRAND TARGHEE                         8.0                    
DUBOIS 11 N                           6.0                    
JACKSON HOLE                          6.0                    
PAHASKA 14 NE                         6.0                    

...Selected preliminary Storm Total Rainfall in inches from 1200
AM PST Mon Feb 11 through 1200 AM PST Fri Feb 15...

...ARIZONA...
MULE CREEK 7 WSW                      5.39                    
GREEN MOUNTAIN                        4.73                    
MT LEMMON ALERT                       4.73                    
WHITE TAIL                            3.19                    
ORACLE                                1.33                    

...CALIFORNIA...
VENADO 7 NNW                         12.52                    
PALOMAR OBSERVATORY                  10.10                    
MINING RIDGE                          9.52                    
FOREST FALLS 2 WSW                    9.41                    
LEXINGTON HILLS                       7.71                    
KENTFIELD                             6.99                    
PESCARDERO                            6.94                    
ANGWIN                                6.84                    
FT HUNTER LIGGETT RAWS                6.73                    
STILLWATER COVE REGIONAL              6.56                    
ROSS                                  6.45                    
SCOTTS VALLEY 2 NNE                   6.45                    
LAKE SONOMA RECREATION AREA           6.12                    
COBB 2 N                              6.10                    
SAN ANSELMO                           6.08                    
SARATOGA 2 SW                         6.05                    
BIG BEAR LAKE 4 W                     6.00                    
SARATOGA 3 WSW                        5.86                    
MONTE RIO                             5.79                    
THREE PEAKS                           5.63                    
RICHMOND CITY HALL                    5.55                    
PINYON PEAK                           5.48                    
MONTE RIO 7 WNW                       5.42                    
BEN LOMOND MOUNTAIN                   5.36                    
HAWKEYE RAWS                          5.25                    
UPPER COYOTE CREEK                    5.25                    
MILL VALLEY                           5.24                    
GUERNEVILLE 1 NNE                     5.12                    

...NEVADA...
CARSON CITY 1 NE                      1.70                    

...OREGON...
RED HILL                              5.80                    
MAPLETON                              4.80                    
GOLD BEACH 6 E                        4.67                    
VERNONIA 7 S                          4.56                    
JEWELL                                4.50                    
TILLAMOOK ARPT                        3.58                    
SCAPPOOSE INDUSTRIAL AIRPARK          3.30                    
PORTLAND-HILLSBORO ARPT               2.81                    
ASTORIA RGNL ARPT                     2.61                    
SOUTHWEST OREGON RGNL ARPT            2.47                    
SELMA                                 1.75                    
PISTOL RIVER 2 SSE                    1.65                    

...Selected preliminary Peak Wind gusts in miles per hour earlier
in the event...

...CALIFORNIA...
CHALFANT 9 NE                        136                    
SQUAW VALLEY 1 NW                    127                    
MAMMOTH MOUNTAIN 2 S                 120                    
LUCAS VALLEY - MARINWOOD 2 WNW        91                    
CONWAY SUMMIT 1 SW                    86                    
ACTON 9 SE                            84                    
LAGUNITAS - FOREST KNOLLS 5 N         84                    
MILL CREEK                            84                    
SIERRAVILLE 4 SSE                     81                    
MT ST HELENA WEST                     80                    
PINE GROVE 4 W                        79                    
CHILAO RAWS                           77                    
LEXINGTON HILLS 4 ESE                 77                    
MOUNT WILSON 8 NNE                    77                    
EL PORTAL 6 NNW                       76                    
LAS TRAMPAS                           75                    
OJAI 7 NNE                            75                    
SIERRA PELONA                         75                    
MT DIABLO                             74                    
ROSE VALLEY ALERT                     74                    
LOS GATOS RAWS                        73                    
COTTAGE RAWS                          71                    
LOS ALTOS HILLS 3 SW                  70                    
SNELLING 18 NNE                       68                    
DOS PALOS                             67                    
PANOCHE ROAD                          67                    
PT CONCEPTION LIGHTHOUSE              64                    
COALINGA 2 WNW                        63                    
GAVIOTA HILLS                         63                    
HIGHLANDS PEAK                        62                    
ROSE PEAK                             62                    
GRAPEVINE 1 NNW                       60                    
LIVERMORE 9 SE                        60                    

...COLORADO...
CARTER LAKE 2 N                       90                    
ROCKY FLATS 3 SW                      88                    
ASPEN SPRINGS 1 NE                    85                    
NEDERLAND 4 NE                        85                    
PLEASANT VIEW 3 NNE                   84                    
BERTHOUD PASS 1 NW                    82                    
GLEN HAVEN 2 NNW                      79                    
GOLD HILL 2 NW                        79                    
SWISSVALE 3 SW                        79                    
AIR FORCE ACADEMY 2 SSW               77                    
FLOYD HILL                            77                    
MARSHALL 2 ENE                        73                    
BERTHOUD PASS 1 ESE                   70                    

...IDAHO...
HUMPHREY 4 NNW                        55                    
MARION 17 WSW                         52                    
VICTOR 6 SW                           50                    

...NEVADA...
MOUNT ROSE SUMMIT 1 ENE              132                    
NIXON 6 SW                            76                    
WASHOE CITY 1 NNE                     62                    

...NEW MEXICO...
RATON CREWS AIRPORT                   84                    
MIAMI 6 NNW                           68                    
RATON CREWS ARPT                      68                    
VAUGHN 4 NE                           58                    

...UTAH...
BRIGHTON                              89                    
ALTA                                  82                    
SUNDANCE                              81                    
SNOWBASIN                             79                    
MILLS                                 69                    
SNYDERVILLE                           68                    

...WYOMING...
CLARK 5 WNW                          114                    
RED CANYON                            91                    
HILAND 16 S                           89                    
CRYSTAL LAKE CAM 10 ESE               86                    
DOUGLAS 23 S                          78                    
ELK MOUNTAIN 3 NW                     78                    
BEAVER RIM                            76                    
ARLINGTON 7 ESE                       75                    
CENTENNIAL 14 NE                      75                    
CHEYENNE 18 WNW                       75                    
MUDDY GAP 7 SW                        74                    


Widespread precipitation across much of the western U.S. is
expected to gradually become more scattered in nature today as the
main energy associated with a cold front moves into the Plains. 
An additional 4-8" of snow is expected across the higher terrain
of the Intermountain region into the northern and central Rockies
today, with local amounts of a foot possible.  Light to moderate
snowfall is expected move across the central Plains across
Missouri today and tonight, with 3-6" totals expected.

This will be the last storm summary issued by the Weather
Prediction Center for this event. Please refer to your local
National Weather service office for additional information.

Kong/Roth




Last Updated: 407 AM EST FRI FEB 15 2019