STORM SUMMARY NUMBER 8 FOR CENTRAL U.S. WINTER STORM
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
900 PM CST WED DEC 20 2006

...MAIN FOCUS OF MAJOR WINTER STORM IMPACTING PORTIONS OF CENTRAL
INTO NORTHERN 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...NORTHEASTERN NEW MEXICO...WESTERN KANSAS...CENTRAL
NEBRASKA...AND SOUTHERN SOUTH DAKOTA. 

SNOW AND BLOWING SNOW ADVISORIES ARE CURRENTLY IN EFFECT FOR
PORTIONS OF SOUTHEASTERN WYOMING AND NORTHWESTERN NEBRASKA.

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

AT 9 PM CST WEDNESDAY...A STRONG UPPER LEVEL DISTURBANCE CENTERED
OVER THE SOUTHERN BORDER OF COLORADO AND KANSAS WAS SLOWLY MOVING
EAST NORTHEASTWARD.  THIS MOTION IS EXPECTED TO CONTINUE DURING
THE NIGHT ON WEDNESDAY INTO THE DAY ON THURSDAY. THIS UPPER LEVEL
DISTURBANCE IS AFFECTING PARTS OF THE SOUTHERN AND CENTRAL ROCKIES
IN THROUGH PORTIONS OF THE CENTRAL PLAINS AND DOWN MOST OF THE
MISSISSIPPI VALLEY WITH A WIDE RANGE OF PRECIPITATION
TYPES...DEPENDING ON THE LOCATION.  A 1004 MB (29.65 INCHES)
SURFACE LOW PRESSURE SYSTEM WAS LOCATED OVER SOUTHWESTERN
KANSAS...SLOWLY MOVING TO THE NORTHEAST.


...SELECTED STORM TOTAL SNOWFALL AMOUNTS IN INCHES THROUGH 8 PM
CST WEDNESDAY...

...ARIZONA...

SUNRISE MOUNTAIN                  6.0 
FLAGSTAFF                         5.5  
DILKON                            5.0 
BELLEMONT                         4.5 
HOLBROOK                          4.0 

...NEW MEXICO...

PIETOWN                          18.0 
CUBA                             16.0 
RUIDOSO                          12.0 
CHAMA                            10.0 
ALBUQUERQUE                      10.0 
EAGLE NEST                       10.0 
CEDAR CREST                      10.0 
LOS ALAMOS                       10.0 
MCGAFFEY                          8.0 

...COLORADO...

CUCHARA                          26.0 
COLORADO CITY                    24.0 
STUMP LAKES                      23.0
BEULAH                           17.5 
MINERAL                          17.0
RYE                              16.5
LA VETA                          16.3 
PAGOSA SPRINGS                   16.0
COLORADO CITY                    14.0
ASPEN SPRINGS                    13.0
BAYFIELD                         12.8 
FORT GARLAND                     12.5 
DOLORES                          12.0 
OPHIR                            12.0 
SILVERTON                        12.0 
DURANGO                          12.0 
BLACK HAWK                       11.5
HESPERUS                         10.5
DENVER                            7.0

...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
EDSON                             6.0 
KANORADO                          6.0 
WRAY                              5.0 
GOODLAND                          4.0 
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...

CHAPPEL                           5.0
KIMBALL                           5.0 
BROADWATER                        4.0 
SIDNEY                            4.0 

...WYOMING...

LARAMIE                           5.0
WHEATLAND                         4.0
CHEYENNE                          2.0 


...SELECTED FREEZING RAIN ICE ACCUMULATIONS AS OF 8 PM CST
WEDNESDAY...

...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...

MULLEN                            0.50 
OCONTO                            0.50 
ARNOLD                            0.25
VALENTINE                         0.25

AT 8 PM CST WEDNESDAY...DOPPLER RADAR SHOWED AREAS OF
RAIN...FREEZING RAIN...AND SNOW FROM COLORADO AND NEW
MEXICO...EXTENDING NORTHEASTWARD INTO NEBRASKA AND SOUTH
DAKOTA...AND DOWN THE MIDDLE AND LOWER MISSISSIPPI VALLEY. THE
AREA OF FROZEN PRECIPITATION HAS MAINTAINED ITS COVERAGE AND
INTENSITY OVER THE PAST 6 HOURS...WHILE THE AREAS OF LIQUID
PRECIPITATION HAVE BEEN PROGRESSING TO THE EAST.

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

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 3 AM CST THURSDAY. PLEASE REFER TO YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS
EVENT.

OTTO