STORM SUMMARY NUMBER 9 FOR CENTRAL U.S. WINTER STORM
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
300 AM CST THU DEC 21 2006

...MAJOR WINTER STORM MOVING INTO THE MISSISSIPPI VALLEY AND
MIDWEST AS SNOW CONTINUES TO FALL IN CENTRAL PLAINS...

BLIZZARD WARNINGS ARE CURRENTLY IN EFFECT FOR PORTIONS OF WESTERN
NEBRASKA...EASTERN COLORADO...AND SOUTHEASTERN WYOMING. 

WINTER STORM WARNINGS ARE CURRENTLY IN EFFECT FOR PORTIONS OF
COLORADO...WESTERN KANSAS...CENTRAL NEBRASKA...AND SOUTHERN SOUTH
DAKOTA. 

SNOW AND BLOWING SNOW ADVISORIES ARE CURRENTLY IN EFFECT FOR
PORTIONS OF CENTRAL COLORADO...SOUTHWEST WYOMING...AND
NORTHWESTERN NEBRASKA.

WINTER WEATHER ADVISORIES ARE CURRENTLY IN EFFECT FOR PORTIONS OF
SOUTHERN SOUTH DAKOTA...SOUTHWESTERN MINNESOTA...NORTHWESTERN
IOWA...EASTERN NEBRASKA...AND CANTRAL KANSAS.

AT 3 AM CST THURSDAY...A STRONG UPPER LEVEL DISTURBANCE CENTERED
OVER WESTERN NEBRASKA WAS SLOWLY MOVING EAST NORTHEASTWARD. THIS
MOTION IS EXPECTED TO CONTINUE THROUGH FRIDAY. THIS UPPER LEVEL
DISTURBANCE IS CAUSING SNOW ACROSS PARTS OF THE CENTRAL ROCKIES
THROUGH PORTIONS OF THE CENTRAL PLAINS...AND RAIN THROUGH MOST OF
THE MISSISSIPPI VALLEY...AND THE MIDWEST. ASSOCIATED WITH THIS
UPPER LEVEL DISTURBANCE IS A 1008 MB (29.77 INCHES) SURFACE LOW
PRESSURE SYSTEM THAT WAS LOCATED OVER WESTERN KANSAS ON THURSDAY
MORNING.


...SELECTED STORM TOTAL SNOWFALL AMOUNTS IN INCHES THROUGH 2 AM
CST WEDNESDAY...

...ARIZONA...

SUNRISE MOUNTAIN                  6.0 
FLAGSTAFF                         5.5  
DILKON                            5.0 
BELLEMONT                         4.5 
HOLBROOK                          4.0 

...NEW MEXICO...

CUBA                             20.0 
PIETOWN                          18.0 
RED RIVER                        14.0  
RUIDOSO                          12.0 
TAOS                             12.0 
ALBUQUERQUE                      11.0 
CHAMA                            10.0  
EAGLE NEST                       10.0 
CEDAR CREST                      10.0 
LOS ALAMOS                       10.0  

...COLORADO...

CUCHARA                          28.0  
COLORADO CITY                    24.0 
STUMP LAKES                      23.0
IDAHO SPRINGS                    19.5 
BLACK HAWK                       19.5 
LA VETA                          19.0 
BROOKVALE                        18.0 
SAN ISABEL                       18.0 
RYE                              18.0 
BEULAH                           17.5 
MINERAL                          17.0
AGUILAR                          17.0 
PAGOSA SPRINGS                   16.0
BOULDER                          16.0 
CASTLE ROCK                      16.0 
EVERGREEN                        16.0 
PEYTON                           16.0  

...UTAH...

MONTICELLO                        6.0 
ENTERPRISE                        6.0 
CEDAR CITY                        5.0 
MOAB                              5.0 
CAPITOL REEF NATIONAL PARK        3.5 

...KANSAS...

KANORADO                         10.0 
FRANCIS                           9.0 
ECKLEY                            8.0 
VERNON                            7.0
GOODLAND                          6.1 
EDSON                             6.0 
KANORADO                          6.0 
WRAY                              5.0 
STANTON                           4.0
SHERMAN                           4.0

...TEXAS...

DALHART                           5.0 
DUMAS                             4.0 
KENTON                            4.0 
VEGA                              4.0 
BOISE_CITY                        3.0 
GUYMON                            2.0 
FRITCH                            2.0 
AMARILLO                          2.0 
LUBBOCK                           1.0 

...NEBRASKA...

OGALLALA                         12.0 
CHAPPEL                           9.0 
IMPERIAL                          5.0 
KIMBALL                           5.0 
BROADWATER                        4.0 
SIDNEY                            4.0
BIG SPRINGS                       3.0 
CRESCANT LAKE                     3.0  
VALENTINE                         3.0 

...WYOMING...

CHEYENNE                          6.1 
LARAMIE                           5.0
CENTENNIAL                        4.0 
WHEATLAND                         4.0


...SELECTED FREEZING RAIN ICE ACCUMULATIONS AS OF 2 AM CST
THURSDAY...

...OKLAHOMA...

CLAUDE                            0.50 
GUYMON                            0.25 
BEAVER                            0.13 

...TEXAS...

AMARILLO                          0.98 
STINNETT                          0.75 
DUMAS                             0.50
TEXHOMA                           0.50 
DUMAS                             0.50
MIAMI                             0.38 
VEGA                              0.25 
STRATFORD                         0.25 

...KANSAS...

GOODLAND                          0.40
HILL CITY                         0.25

...NEBRASKA...

ANSELMO                           0.50 
MULLEN                            0.50 
OCONTO                            0.50 
ARNOLD                            0.25
VALENTINE                         0.25


THE STORM SYSTEM IS FORECAST TO CONTINUE TO SLOWLY MOVE EAST
NORTHEAST. MODERATE TO HEAVY SNOW IS LIKELY IN THE CENTRAL ROCKIES
THROUGH THE NORTHERN GREAT PLAINS WITH ADDITIONAL ACCUMULATIONS OF
4 TO 6 INCHES POSSIBLE. TOTAL SNOWFALL ACCUMULATIONS OF 1 TO 2
FEET HAVE ALREADY BEEN OBSERVED IN PARTS OF THE CENTRAL ROCKIES
AND WESTERN CENTRAL PLAINS. FREEZING RAIN ACCUMULATIONS OF 0.50 TO
1.00 INCH HAVE ALSO BEEN OBSERVED ACROSS PORTIONS OF THE SOUTHERN
AND CENTRAL PLAINS WITH ONLY MINOR ADDITIONAL ACCUMULATIONS
POSSIBLE.

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 9 AM CST THURSDAY. PLEASE REFER TO YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS
EVENT.

TRIMARCO