THE WEATHER PREDICTION CENTER

COLLEGE PARK, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 04 FOR WESTERN U.S. AND NORTHERN PLAINS
WINTER STORM
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
100 AM PST SUN DEC 25 2016

...SNOW SPREADING ACROSS MUCH OF THE INTERMOUNTAIN WEST AND
NORTHERN PLAINS WITH RAIN INTO THE DESERT SOUTHWEST...

BLIZZARD WARNINGS ARE IN EFFECT ACROSS EASTERN MONTANA...NORTH
DAKOTA...WESTERN SOUTH DAKOTA...AND NORTHWEST MINNESOTA.

WINTER STORM WATCHES WARNINGS AND WINTER WEATHER ADVISORIES ARE IN
EFFECT ACROSS MUCH OF THE WESTERN U.S...NORTHERN PLAINS...AND
UPPER MIDWEST.

ICE STORM WARNINGS AND FREEZING RAIN ADVISORIES ARE IN EFFECT
ACROSS PORTIONS OF NORTH CENTRAL CALIFORNIA...EASTERN SOUTH
DAKOTA...MINNESOTA...NORTHERN IOWA AND WESTERN WISCONSIN.

WIND ADVISORIES AND HIGH WIND WATCHES ARE IN EFFECT ACROSS PARTS
OF SOUTHERN CALIFORNIA...NEW MEXICO...COLORADO AND WYOMING.

FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV

AT 000 AM PST...A LOW PRESSURE CENTER WITH A CENTRAL PRESSURE OF
995 MB...29.38 INCHES...WAS LOCATED ABOUT 115 MILES NORTH OF
MOAB...UTAH. A WARM FRONT EXTENDED OFF THE OCCLUSION FROM THE LOW
ACROSS THE SOUTHERN PLAINS AND INTO THE TENNESSEE VALLEY. A COLD
FRONT EXTENDED SOUTH ACROSS CENTRAL NEW MEXICO. NATIONAL WEATHER
SERVICE RADAR AND SURFACE OBSERVATION INDICATE LIGHT TO MODERATE
SNOW FALLING ACROSS THE HIGHER ELEVATIONS OF THE GREAT BASIN AND
THE CENTRAL ROCKIES...SIERRA NEVADA RANGES IN NORTHERN
CALIFORNIA...AND ACROSS THE HIGHER ELEVATIONS OF ARIZONA AND NEW
MEXICO. LIGHT TO MODERATE SNOW WAS ALSO BEGINNING TO SPREAD ACROSS
EASTERN MONTANA AND MUCH OF NORTH DAKOTA. FARTHER SOUTH...LIGHT TO
MODERATE RAIN WAS FALLING ACROSS SOUTHERN CALIFORNIA...SOUTHERN
ARIZONA...AND WESTERN PORTIONS OF NEW MEXICO. THERE WERE ALSO SOME
EMBEDDED THUNDERSTORMS IN SOUTH CENTRAL ARIZONA AND NORTH CENTRAL
NEW MEXICO.

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 700 AM PST FRI DEC
23 THROUGH 100 AM PST SAT DEC 24...

...ARIZONA...
MUNDS PARK                           10.5                    
NWS FLAGSTAFF                        10.1                    
IRON SPRINGS 3 S                     10.0                    
PRESCOTT 3 WNW                       10.0                    
KACHINA VILLAGE                       8.5                    
PARKS                                 8.5                    
MOUNTAINAIRE                          7.0                    
PRESCOTT VALLEY                       6.0                    
WILLIAMS 5 S                          6.0                    
BAGDAD                                5.0                    
DONEY PARK 1 NNW                      4.5                    
GRAND CANYON VILLAGE                  4.5                    
CHINO VALLEY 4 W                      4.0                    
UPTOWN SEDONA 1 WSW                   4.0                    
PAYSON                                2.5                    
SOUTH RIM VISITORS 1 W                2.0                    

...CALIFORNIA...
GIANT FOREST 15 SE                   22.0                    
FLORENCE LAKE 7 WNW                  19.0                    
BIG BEAR CITY 4 SE                   18.0                    
KINGVALE 1 WSW                       18.0                    
LAKE THOMAS EDISON 6 E               16.0                    
TUOLUMNE MEADOWS                     16.0                    
YOSEMITE VALLEY 8 SSE                14.0                    
DEVILS POSTPILE 10 WSW               13.0                    
HETCH HETCHY 10 NE                   12.0                    
JOHNSONDALE 17 NE                    11.0                    
SOUTH LAKE 1 SSE                     10.0                    
JULIAN                                6.0                    
MOUNT SHASTA 3 SSE                    6.0                    
MAPLE CREEK 8 S                       4.0                    

...IDAHO...
SPENCER 11 NE                        19.4                    
HAILEY 21 ENE                        19.3                    
ATLANTA 6 SW                         19.1                    
LOWMAN                               15.0                    
WEST YELLOWSTONE 4 SW                14.7                    
MACKAY 17 SW                         14.4                    
DRIGGS 17 SE                         14.2                    
KETCHUM 12 NNW                       14.0                    
ISLAND PARK 8 NW                     13.7                    
BELLEVUE 5 NW                        13.0                    
FAIRFIELD 10 NNW                     13.0                    
STANLEY 16 NW                        11.9                    
ARCO 33 NW                           10.1                    
HAILEY 11 ENE                         9.7                    
HOMEDALE                              9.5                    
ISLAND PARK 16 NE                     8.8                    
SWEET                                 6.5                    
NEZPERCE                              6.0                    
SANTA 4 SE                            6.0                    
WEISER                                5.5                    
MONTPELIER 11 NE                      4.9                    

...MONTANA...
MISSOULA 6 NW                         6.6                    
HEART BUTTE                           4.5                    
EAST MISSOULA 2 NNW                   3.5                    
GREAT FALLS                           2.4                    

...NEW MEXICO...
GALLUP 2 ENE                          2.0                    

...NEVADA...
MT. CHARLESTON 5 NW                  11.0                    
PIOCHE 1 S                            6.0                    

...OREGON...
PRINEVILLE 8 E                        7.0                    
LA PINE 5 NNW                         6.0                    
BAKER                                 3.0                    

...UTAH...
ALMO 17 SE                           24.9                    
GARDEN CITY 4 SW                      7.8                    

...WASHINGTON...
CLAYTON                               8.0                    
VALLEY 2 SE                           8.0                    
DIAMOND LAKE 4 WSW                    7.0                    
LOON LAKE 3 NNE                       6.5                    
SPRINGDALE                            6.0                    
TUM TUM 7 SSE                         6.0                    
SPOKANE 6 NW                          4.5                    
NEWPORT                               4.0                    
PULLMAN                               4.0                    
SPOKANE 4 NNW                         4.0                    
KENT 3 ENE                            1.0                    

...WYOMING...
DRIGGS 32 NNE                        11.8                    

...SELECTED PEAK WIND GUSTS IN MILES PER HOUR EARLIER IN THE
EVENT...

...CALIFORNIA...
BIG BEAR CITY 13 ESE                  80                    
SAN FERNANDO 5 NNE                    69                    
LA QUINTA 13 SW                       68                    
ACTON 9 SE                            62                    
MOJAVE 2 ENE                          59                    
PALMDALE 5 S                          58                    
LANCASTER 14 WSW                      56                    
SANTA BARBARA 5 N                     54                    
CHATSWORTH 4 N                        51                    
GEORGE AFB 5 ENE                      51                    

...COLORADO...
 CORTEZ 4 SW                          51                    
MACK 5 NW                             51                    

...MONTANA...
 LIVINGSTON 2 WSW                     54                    


A DEEP UPPER LOW WILL SWING ACROSS THE PLAINS ON CHRISTMAS
DAY...WHICH WILL BRING SNOWFALL TO MUCH OF THE WESTERN HALF OF THE
U.S. AS THE UPPER LOW MOVES TOWARD THE PLAINS...A SURFACE LOW WILL
DEVELOP IN CENTRAL COLORADO THIS MORNING. AS THE LOW RAPIDLY
DEEPEN THROUGHOUT THE DAY...IT WILL DRAW MOISTURE NORTHWARD ACROSS
THE CENTRAL U.S. HEAVY SNOW WILL CONTINUE TO INCREASE ACROSS THE
NORTHERN PLAINS AND STRONG WINDS WILL CREATE BLIZZARD CONDITIONS
ACROSS THE DAKOTAS...IN ADDITION TO PARTS OF MONTANA AND
MINNESOTA. SNOW WILL CONTINUE ACROSS PORTIONS OF THE NORTHERN AND
CENTRAL ROCKIES WHERE NORTHEASTERLY WINDS WILL LEAD TO UPSLOPE
SNOWFALL. AN AREA FROM CENTRAL MINNESOTA TO EASTERN SOUTH DAKOTA
TO NORTHERN IOWA AND WESTERN WISCONSIN WILL SEE A PERIOD OF
FREEZING RAIN. AS THE LOW MOVES ACROSS THE NORTHERN PLAINS MUCH OF
THE MIDWEST THAT SAW FREEZING RAIN WILL CHANGE TO A PERIOD OF RAIN
BEFORE ENDING AS SNOW ON TUESDAY. ADDITIONAL AMOUNTS OF 3 TO 5
INCHES OF SNOW ARE POSSIBLE ACROSS THE HIGHER ELEVATIONS OF UTAH
AND THE NORTHERN/CENTRAL ROCKIES. WESTERN SOUTH DAKOTA TO
MINNESOTA CAN EXPECT 9 TO 12 INCHES...WITH A BAND OF 12 TO 15
INCHES POSSIBLE FROM NORTHWEST SOUTH DAKOTA TO NORTHERN NORTH
DAKOTA. SIGNIFICANT ICE ACCUMULATIONS OF A QUARTER INCH...WITH
LOCALLY HIGHER AMOUNTS...ARE POSSIBLE FROM NORTHEAST SOUTH DAKOTA
ACROSS CENTRAL MINNESOTA AND NORTHERN WISCONSIN WITH LESSER
AMOUNTS ACROSS SOUTHERN MINNESOTA AND NORTHERN IOWA.

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.

REINHART




Last Updated: 332 AM EST SUN DEC 25 2016