STORM SUMMARY NUMBER 01 FOR NORTHERN ROCKIES TO NORTHERN AND
CENTRAL PLAINS WINTER STORM
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
800 AM MST THU FEB 23 2017

...MODERATE TO HEAVY SNOW DEVELOPING IN THE CENTRAL AND NORTHERN
PLAINS WHILE SNOW CONTINUES FOR PORTIONS OF THE ROCKIES...

BLIZZARD WARNINGS ARE IN EFFECT FOR SOUTH CENTRAL
WYOMING...SOUTHERN MINNESOTA...AND NORTHWESTERN IOWA.

WINTER STORM WARNINGS...WATCHES...AND WINTER WEATHER ADVISORIES
ARE IN EFFECT FROM PORTIONS OF THE INTERMOUNTAIN WEST EASTWARD
THROUGH THE NORTHERN AND CENTRAL PLAINS AND THE UPPER MISSISSIPPI
VALLEY.

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

AT 700 AM MST...AN UPPER LEVEL TROUGH WAS LOCATED IN THE WESTERN
U.S....AND A SURFACE LOW WITH A CENTRAL PRESSURE OF 990 MB...29.23
INCHES...WAS LOCATED OVER LEADVILLE...COLORADO. FROM THIS LOW...A
QUASI-STATIONARY FRONT STRETCHED EASTWARD THROUGH THE CENTRAL
PLAINS...AND A COLD FRONT EXTENDED SOUTHWESTWARD THROUGH THE
SOUTHWEST U.S. NATIONAL WEATHER SERVICE RADARS AND SURFACE
OBSERVATIONS INDICATED MODERATE TO HEAVY SNOW FALLING ACROSS
PORTIONS OF THE CENTRAL AND NORTHERN PLAINS. MODERATE TO HEAVY
SNOW ALSO CONTINUED TO OCCUR ACROSS PORTIONS OF
IDAHO...WYOMING...AND COLORADO.

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 500 AM MST WED FEB
22 THROUGH 700 AM MST THU FEB 23...

...COLORADO...
TRAIL RIDGE 1 E                       9.0                    
DINOSAUR 0.3 SW                       7.5                    
HORSETOOTH MOUNTAIN 3.2 NNW           4.0                    
LIVERMORE 10.5 WSW                    3.5                    

...IDAHO...
POCATELLO AIRPORT                     6.7                    

...NEBRASKA...
VALENTINE 1 W                         3.1                    
BAYARD 0.2 WNW                        2.0                    

...SOUTH DAKOTA...
EDGEMONT 0.4 W                        2.0                    
PINE RIDGE                            2.0                    
HOT SPRINGS 4.2 W                     1.0                    

...WYOMING...
CENTENNIAL 1.1 NNE                   12.2                    
LANDER 18 W                          10.0                    
FORT LARAMIE 7.0 NNE                  9.5                    
STORY 0.1 NE                          9.0                    
DOUGLAS 4.3 WSW                       8.0                    
ROCK SPRINGS 0.6 W                    6.7                    
CASPER 8 S                            6.0                    
TORRINGTON                            6.0                    

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

...COLORADO...
RED MOUNTAIN PASS 2 WSW               90                    


AS THE UPPER LEVEL TROUGH CONTINUES TO PROGRESS EASTWARD...THE
SURFACE LOW WILL MOVE THROUGH THE CENTRAL PLAINS TODAY AND TONIGHT
AND INTO THE MIDDLE MISSISSIPPI VALLEY ON FRIDAY. SNOW WILL
CONTINUE TO FALL NORTH AND WEST OF THE LOW. ON THURSDAY AND
THURSDAY NIGHT...SNOW OF 8 TO 12 INCHES...WITH LOCALLY HIGHER
AMOUNTS...IS EXPECTED FOR PORTIONS OF WYOMING EASTWARD INTO
NEBRASKA AND SOUTHERN SOUTH DAKOTA. BY FRIDAY...THE THREAT OF
HEAVY SNOW WILL SHIFT EASTWARD INTO THE UPPER MIDWEST WITH 6 TO 10
INCHES POSSIBLE...WITH LOCALLY HIGHER AMOUNTS. PORTIONS OF THE
UPPER GREAT LAKES COULD SEE 4 TO 8 INCHES OF SNOW ON FRIDAY INTO
SATURDAY AS WELL. 

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE WEATHER PREDICTION
CENTER AT 200 PM MST. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER
SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.

TATE