STORM SUMMARY NUMBER 4 FOR CENTRAL U.S. ROCKIES SNOW STORM AND
CENTRAL U.S. HEAVY RAIN
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
10 PM CDT THU MAR 29 2007

...MAJOR SPRING STORM CONTINUES TO BRING HEAVY SNOW TO AREAS OF
THE ROCKIES...HEAVY RAINS TO THE SOUTHERN AND CENTRAL PLAINS...

A BLIZZARD WARNING IS IN EFFECT FOR PARTS OF SOUTHERN MONTANA AS
WELL AS NORTHERN WYOMING.

WINTER STORM WARNINGS ARE IN EFFECT FOR PORTIONS OF SOUTHEASTERN
MONTANA...SOUTHWESTERN NORTH DAKOTA...WESTERN SOUTH DAKOTA AND
MUCH OF WYOMING. 

WINTER WEATHER ADVISORIES ARE IN EFFECT FOR PARTS OF NORTH
DAKOTA...SOUTH DAKOTA...AND EASTERN MONTANA.

FLOOD AND FLASH FLOOD WATCHES ARE IN EFFECT FOR PORTIONS OF
NORTHERN TEXAS...CENTRAL OKLAHOMA...NORTH CENTRAL
NEBRASKA...EASTERN SOUTH DAKOTA...EASTERN NORTH
DAKOTA...NORTHWESTERN IOWA AND WESTERN MINNESOTA.

FLOOD AND FLASH FLOOD WARNINGS ARE IN EFFECT FOR PORTIONS OF
CENTRAL OKLAHOMA...NORTHERN TEXAS...AND SOUTHEASTERN KANSAS.

AT 10 PM CDT...AN AREA OF LOW PRESSURE CENTERED OVER WESTERN
NEBRASKA WAS ASSOCIATED WITH A SLOWLY MOVING COLD FRONT THAT
EXTENDED SOUTHWARD THROUGH THE GREAT PLAINS INTO NORTHERN MEXICO.
REGIONAL RADAR LOOPS AND SURFACE OBSERVATIONS INDICATED HEAVY SNOW
FALLING FROM COLORADO NORTHWARD INTO SOUTHEASTERN MONTANA. AN AREA
OF MODERATE TO HEAVY RAIN AND SCATTERED THUNDERSTORMS...SOME OF
WHICH WERE SEVERE...EXTENDED FROM CENTRAL TEXAS NORTHWARD THROUGH
THE PLAINS INTO NEBRASKA. PRECIPITATION ACROSS THE SOUTHERN PLAINS
WAS STEADILY MOVING EASTWARD WHILE FURTHER NORTH...SHOWERS AND
THUNDERSTORMS WERE SEEN REDEVELOPING ACROSS WESTERN KANSAS AND
NEBRASKA.

...SELECTED STORM SNOW TOTALS IN INCHES AS OF 9 PM CDT THURSDAY...

...WYOMING...

HOBBS PARK                       70.0
TOWNSEND CREEK                   44.0
DOME LAKE                        41.9 AS OF 8 AM THU
CLOUD PEAK RESERVOIR             41.0 
BONE SPRINGS DIVIDE              40.0 
SHELL CREEK                      36.0 
ST. LAWRENCE ALT                 36.0 
RENO HILL                        36.0 
TIMBER CREEK                     34.0 
LANDER 9 S                       30.0 
CASPER MOUNTAIN                  30.0 
MARQUETTE                        30.0 
POWDER RIVER PASS                29.0 
BEAR TRAP MEADOW                 29.0 
DEER PARK                        28.0 
BALD MOUNTAIN                    27.0 
SOUTH PASS                       24.0
SHERIDAN 25 E                    20.0 AS OF 9 AM THU
OWL CREEK                        18.0 
SHERIDAN                         14.0

...MONTANA...

LODGE GRASS                      24.0 AS OF 9 AM THU
BUSBY                            12.0
RED LODGE                        12.0
YELLOWTAIL DAM                    9.0 
SONNETTE                          8.0
BILLINGS 15 SSW                   6.0
WYOLA                             6.0
BIG HORN 9 SSE                    6.0

...UTAH...

BRIAN HEAD                       27.0
ALTA COLLINS                     18.0 
IBAPAH                           15.0 
SNOWBIRD                         15.0 
COVE FT                          12.0
FILLMORE                          9.0

...COLORADO...

GLENDEVEY 10 NNW                  9.5 
DENVER 2 SSE                      9.0 
HIGHLANDS RANCH 2 SE              9.0 
OAK CREEK 7 SW                    9.0
LITTLETON 7.7 ESE                 8.0 
ERIE 1.6 NE                       8.0 
CENTENNIAL 1.1 NE                 7.8 
WESTMINSTER                       7.0 


...SELECTED STORM RAINFALL TOTALS IN INCHES AS OF 9 PM CDT
THURSDAY...

...TEXAS...

COX RANCH                        6.40 
TARPLEY                          5.23 
BARNHART 10S                     4.78 
MEDINA                           4.65 
MINERAL WELLS APT                4.01 
JUNCTION                         3.84 
FREDERICKSBURG                   3.24 
FORT HOOD                        3.13 
BURNET                           3.00 
SAN ANTONIO 14 W                 2.88 
FORT WORTH NAS                   2.85 
COLLEGE STATION                  2.30 
LONGVIEW                         2.23 
HUNTSVILLE                       2.06 
AUSTIN CITY                      1.60 

...OKLAHOMA...

SLAPOUT                          3.63 
VANCE AFB                        2.97 
ENID 2 ENE                       2.31 
PONCA CITY APT                   2.17 
GAGE                             1.75 
CLINTON                          1.38 

...KANSAS...

ROZEL 1 NNW                      3.38 
ELLIS 14 SW                      3.02 
WINFIELD                         1.84 
GOODLAND                         1.69 
DODGE CITY                       1.58 
HAYS MUNICIPAL AIRPORT           1.43 


...NEBRASKA...

VALENTINE                        1.53
NORTH PLATTE                     1.27
ARTHUR                           1.10 

...SOUTH DAKOTA...

PHILIP AIRPORT                   1.46 
PIERRE                           1.19 

...SELECTED PEAK WIND GUSTS AS OF 9 PM CDT THURSDAY...

...WYOMING...

CHEYENNE                         54 MPH
GILLETTE                         44 MPH
LARAMIE                          39 MPH
CONVERSE CNTY APT                39 MPH

THE LOW AND ASSOCIATED COLD FRONT ARE EXPECTED TO MOVE SLOWLY
EASTWARD THROUGH THE CENTRAL PLAINS OVER THE NEXT COUPLE OF DAYS.
DUE TO ITS SLOW MOVEMENT...HEAVY PRECIPITATION IS POSSIBLE OVER A
LARGE AREA EXTENDING FROM THE SOUTHERN PLAINS NORTHWARD INTO THE
NORTHERN PLAINS AND WESTWARD INTO PORTIONS OF THE ROCKIES. 3 TO 4
FEET OF SNOW HAS ALREADY OCCURRED IN PARTS OF WYOMING...WITH MORE
HEAVY SNOW LIKELY BEFORE THE SNOW TAPERS OFF THIS WEEKEND. 3 TO 6
INCHES OF RAIN IS POSSIBLE OVER A LARGE PORTION OF THE SOUTHERN
AND CENTRAL PLAINS...FROM NORTHERN TEXAS TO MINNESOTA...THROUGH
SATURDAY...WITH LOCALIZED HEAVIER AMOUNTS.

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 4 AM CDT. PLEASE REFER TO YOUR LOCAL NATIONAL
WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.

OTTO