THE WEATHER PREDICTION CENTER

COLLEGE PARK, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 09 FOR ROCKIES TO UPPER MIDWEST WINTER STORM
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
1000 AM CDT THU APR 18 2013

...LIGHT TO MODERATE SNOWFALL MOVING TOWARD THE UPPER MISSISSIPPI
VALLEY...WHILE HEAVY RAIN MOVES EAST THROUGH THE MID-MISSISSIPPI
VALLEY WITH ADDITIONAL FLASH FLOODING POSSIBLE ACROSS THE
MIDWEST...  

FLOOD AND FLASH FLOOD WATCHES/WARNINGS ARE IN EFFECT FROM
MISSOURI...NORTHEASTWARD ACROSS THE MIDWEST INTO SOUTHERN
WISCONSIN AND LOWER MICHIGAN.

WINTER WEATHER ADVISORIES ARE IN EFFECT FROM NORTHERN
KANSAS...NORTH NORTHEASTWARD INTO THE UPPER MISSISSIPPI VALLEY
INCLUDING NORTHERN MINNESOTA AND NORTHWESTERN WISCONSIN.

WINTER STORM WARNINGS ARE IN EFFECT FROM EASTERN SOUTH DAKOTA
THROUGH CENTRAL MINNESOTA AND INTO THE WESTERN U.P. OF MICHIGAN.

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

AT 900 AM CDT...SATELLITE IMAGERY THIS MORNING SHOWED A DEEP UPPER
LEVEL TROUGH MOVING EASTWARD INTO THE GREAT PLAINS WITH A LINE OF
THUNDERSTORMS JUST AHEAD OF THE TROUGH EXTENDING FROM EAST TEXAS
INTO THE GREAT LAKES. AT THE SURFACE...AN AREA OF LOW PRESSURE WAS
LOCATED IN NORTH-CENTRAL MISSOURI WITH A CENTRAL PRESSURE OF 998
MB... 29.47 INCHES WITH A SECONDARY LOW JUST NORTHWEST OF CHICAGO
ILLINOIS. A COLD FRONT EXTENDS SOUTH FROM THE SURFACE LOWS IN THE
MIDWEST THROUGH THE LOWER SOUTHERN PLAINS WITH A LINE OF STRONG TO
SEVERE THUNDERSTORMS AND EMBEDDED HEAVY RAIN EXTENDING JUST AHEAD
OF THE COLD FRONT. NATIONAL WEATHER SERVICE DOPPLER RADARS AND
SURFACE OBSERVATIONS ALSO INDICATED LIGHT TO MODERATE SNOW OVER
EASTERN NEBRASKA...WITH LIGHT SNOW BEGINNING TO FALL OVER CENTRAL
MINNESOTA.                

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 100 PM CDT MON APR
15 THROUGH 900 AM CDT THU APR 18...

...COLORADO...
VIRGINIA DALE 7.2 SSW                28.5                    
GENESEE                              25.0                    
GOLDEN 9.4 WNW                       24.5                    
ELDORADO SPRINGS 1 WNW               23.9                    
FORT COLLINS                         23.4                    
ESTES PARK 1 SSE                     23.0                    
JAMESTOWN 3 W                        21.0                    
LYONS 6.4 NW                         21.0                    
BLACK HAWK 3 N                       20.9                    
BOULDER 3 SW                         19.4                    
WESTMINSTER 1 SW                     19.2                    
GREELEY 10.5 SSE                     18.6                    
WARD 4.6 NE                          18.3                    
BELLVUE 10.3 W                       18.2                    
DENVER 3 SE                           9.5                    

...NEBRASKA...
ELSIE 9.2 NNW                         8.5                    
GURLEY 1.3 W                          7.0                    
MADRID 6.6 NW                         6.0                    
GOTHENBURG 0.7 NNE                    5.9                    
NORTH PLATTE 3.6 S                    5.8                    
GRANT 0.2 N                           5.5                    
SCOTTSBLUFF                           5.0                    
BIG SPRINGS 3.9 WSW                   4.8                    
OGALLALA 1.7 W                        4.7                    
SUTHERLAND 0.9 NW                     4.3                    
KIMBALL                               3.5                    

...SOUTH DAKOTA...
HOT SPRINGS 0.5 SW                   11.2                    
ARDMORE                               8.5                    
DOWNTOWN RAPID CITY 3 WSW             8.0                    
WIND CAVE VISITORS CENTER             8.0                    
HILL CITY                             7.8                    
DOWNTOWN CUSTER 5 ENE                 7.0                    
HERMOSA 7 W                           7.0                    
LEAD                                  6.3                    
FAIRBURN 6 SE                         6.0                    
POTATO CREEK 5 S                      6.0                    
RED SHIRT 4 NE                        6.0                    
SHARPS CORNER                         6.0                    
PIERRE 1.3 S                          3.2                    

...WYOMING...
CENTENNIAL 7 NW                      36.0                    
SAVERY 28 E                          34.0                    
ESTERBROOK 12 SW                     32.0                    
CARBON                               30.0                    
RIVERSIDE 17 ENE                     22.0                    
WHEATLAND 8 SW                       20.0                    
LARAMIE 17.1 WNW                     19.0                    
CASPER 4.3 WSW                       18.6                    
CHEYENNE                             17.3                    
LANDER 5.7 SW                        17.3                    
DOUGLAS 4 WSW                        15.2                    
YODER 6.5 SSE                        15.0                    
HILLSDALE                            14.5                    
BURNS 6 WSW                          13.8                    

...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 100 PM CDT MON APR
15 THROUGH 900 AM CDT THU APR 18...

...IOWA...
LUCAS-STEPHENS STATE FOREST           6.03                    
OTTUMWA INDUSTRIAL ARPT               5.86                    
MOULTON                               5.61                    
IOWA CITY MUNI ARPT                   4.80                    
CEDAR RAPIDS MUNI ARPT                3.96                    

...ILLINOIS...
OAK BROOK                             6.69                    
NAPERVILLE 1NW                        6.14                    
AURORA 4SE                            5.74                    
CHICAGO/O'HARE INTL ARPT              5.02                    
PERU                                  4.49                    

...MISSOURI...
PALMYRA 1.0 W                         6.07                    
KIRKSVILLE RGNL ARPT                  4.25                    
ROARING RIVER SP                      3.15                    
LITTON AGRI-SCI CNTR                  3.01                    
COLUMBIA RGNL ARPT                    2.77                    
SEDALIA MEMORIAL ARPT                 2.70                    
JOPLIN RGNL ARPT                      2.41                    

...OKLAHOMA...
MEDICINE PARK                         6.63                    
SHAWNEE                               4.77                    
APACHE                                4.61                    
BRISTOW                               4.12                    

...SELECTED STORM TOTAL SNOWFALL IN INCHES WHERE THE EVENT HAS
ENDED...

...MONTANA...
RED LODGE 3.0 SW                     15.0                    
REED POINT 8.6 WSW                    8.8                    
OUTLOOK 5.6 WNW                       5.3                    
LIVINGSTON 6.6 ESE                    5.2                    
ABSAROKEE 0.1 ENE                     5.0                    
NEIHART 0.9 SE                        5.0                    
CRAIG 2.9 ENE                         4.0                    
BIG TIMBER 0.5 E                      3.8                    
GERALDINE 12.0 E                      3.5                    

...NEVADA...
GREAT BASIN NATIONAL PARK            20.0                    
MAJORS PLACE 10 NNW                   8.0                    
MCGILL 10 ESE                         8.0                    
AUSTIN                                6.0                    

...UTAH...
BRIGHTON CREST                       13.0                    
FLAMING GORGE DAM                    12.0                    
ALTAMONT                             10.0                    
ROOSEVELT 0.2 WSW                     4.5                    
CIRCLEVILLE 0.7 W                     3.7                    


THE UPPER LEVEL SYSTEM IS EXPECTED TO CONTINUE TO MOVE EASTWARD
ACROSS THE NATIONS HEARTLAND TODAY WITH THE COLD FRONT MAKING
STEADY EASTWARD PROGRESS ACROSS THE MISSISSIPPI RIVER BY THIS
EVENING WHILE A SURFACE LOW TRACKS FROM THE MIDWEST INTO LOWER
MICHIGAN. LIGHT TO MODERATE SNOW CURRENTLY OVER THE CENTRAL PLAINS
IS EXPECTED TO PUSH NORTHEASTWARD TOWARD THE UPPER MIDWEST TODAY
WITH ADDITIONAL SNOWFALL OF 6 TO 12 INCHES EXPECTED FROM CENTRAL
MINNESOTA INTO THE U.P OF MICHIGAN BY FRIDAY AFTERNOON. ADDITIONAL
RAINFALL WITH THIS SYSTEM IS EXPECTED TO PRODUCE A BROAD SWATH OF
1 TO 3 INCHES FROM THE CENTRAL GREAT LAKES...DOWN INTO THE LOWER
MISSISSIPPI VALLEY THROUGH THURSDAY NIGHT WITH FLASH FLOODING
POSSIBLE FROM THE MIDWEST INTO THE GREAT LAKES.  

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE WEATHER PREDICTION
CENTER AT 400 PM CDT. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER
SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.

OTTO




Last Updated: 1101 AM EDT THU APR 18 2013