STORM SUMMARY NUMBER 1 FOR CENTRAL U.S. WINTER STORM
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
300 AM CST TUE DEC 19 2006

A STRONG UPPER LEVEL DISTURBANCE CENTERED OVER THE SOUTHWEST U.S.
IS BEGINNING TO EFFECT PARTS OF THE SOUTHERN ROCKIES AND SOUTHERN
PLAINS. AT 2 AM CST...DOPPLER RADAR SHOWED PATCHY AREAS OF
RAIN...FREEZING RAIN...AND SNOW FROM SOUTHERN CALIFORNIA AND
NEVADA EASTWARD INTO TEXAS AND OKLAHOMA AND NORTHWARD INTO UTAH
AND COLORADO.  

WINTER STORM WARNINGS ARE CURRENTLY IN EFFECT FOR PORTIONS OF
EASTERN UTAH...NEW MEXICO...SOUTHERN COLORADO...THE TEXAS AND
OKLAHOMA PANHANDLES...AND SOUTHWEST KANSAS. ICE STORM WARNINGS ARE
IN EFFECT FOR PORTIONS OF EASTERN NEW MEXICO AND WESTERN TEXAS.

SNOW ADVISORIES ARE IN EFFECT FOR PORTIONS OF NORTHERN
ARIZONA...SOUTHERN UTAH...WESTERN NEW MEXICO...AND COLORADO.
WINTER WEATHER ADVISORIES ARE IN EFFECT FOR PORTIONS OF CENTRAL
KANSAS. FREEZING RAIN ADVISORIES ARE IN EFFECT FOR PORTIONS OF
SOUTHEAST NEW MEXICO...WESTERN TEXAS...AND WESTERN OKLAHOMA.

WINTER STORM WATCHES ARE IN EFFECT FOR PORTIONS OF EASTERN
COLORADO...EASTERN WYOMING...NORTHWEST KANSAS...NEBRASKA...SOUTH
DAKOTA...NORTHWEST IOWA...AND SOUTHWEST MINNESOTA.

...SELECTED STORM TOTAL SNOWFALL AMOUNTS IN INCHES THROUGH 3 AM
CST TUESDAY...

...ARIZONA...

FLAGSTAFF                         4.0



THIS SYSTEM IS FORECAST TO MOVE INTO THE SOUTHERN PLAINS BY
WEDNESDAY. IN ITS WAKE...LARGE AREAS OF HEAVY SNOW ARE LIKELY IN
THE CENTRAL ROCKIES THROUGH THE NORTHERN GREAT PLAINS. FREEZING
RAIN IS ALSO LIKELY IN PARTS OF THE CENTRAL PLAINS. SNOWFALL
ACCUMULATIONS OF OVER 12 INCHES ARE POSSIBLE IN PARTS OF THE
CENTRAL ROCKIES AND WESTERN CENTRAL PLAINS. FREEZING RAIN ICE
ACCUMULATIONS OF UP TO ONE-HALF INCH ARE POSSIBLE IN AN AREA
EXTENDING FROM THE TEXAS PANHANDLE NORTHWARD THROUGH CENTRAL
NEBRASKA.

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

TRIMARCO


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