752  
ACUS45 KWBC 201454  
SCCNS5  
 
STORM SUMMARY NUMBER 3 FOR NORTHERN PLAINS AND UPPER MIDWEST HEAVY  
SNOW AND HIGH WINDS  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
900 AM CST FRI DEC 20 2024  
 
...SNOW CHANCES LINGER TODAY FOR THE GREAT LAKES AND CENTRAL  
APPALACHIANS WHILE THE CLIPPER SYSTEM GRADUALLY WEAKENS...  
 
WINTER WEATHER ADVISORIES ARE IN EFFECT FOR PORTIONS OF WISCONSIN,  
MICHIGAN, NORTHEASTERN OHIO, NORTHWESTERN PENNSYLVANIA, AND  
WESTERN NEW YORK AND FOR THE HIGHER TERRAIN IN WEST VIRGINIA,  
VIRGINIA, KENTUCKY, TENNESSEE, AND NORTH CAROLINA.  
 
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST WATCHES, WARNINGS  
AND ADVISORIES, PLEASE SEE WWW.WEATHER.GOV  
 
AT 800 AM CST...THE ALBERTA CLIPPER LOW PRESSURE SYSTEM WAS  
TRACKING JUST SOUTH OF THE GREAT LAKES. THE LOW PRESSURE CENTER  
WAS LOCATED OVER NORTHERN INDIANA WITH A MINIMUM CENTRAL PRESSURE  
OF 1013 MB (29.91 IN HG). THE PRESSURE GRADIENT SURROUNDING THE  
SYSTEM WEAKENED OVERNIGHT, LEADING TO A DECREASE IN WIND SPEEDS,  
AND WIND GUSTS WERE GENERALLY IN THE RANGE OF 25 TO 35 MPH FRIDAY  
MORNING. NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SNOW  
CONTINUING ACROSS THE GREAT LAKES REGION AND SPREADING INTO THE  
CENTRAL APPALACHIANS. SNOW RATES WERE LIGHT TO MODERATE FOR MOST  
AREAS WITH SOME LOCALLY HEAVY SNOW RATES IN AREAS WITH LAKE-EFFECT  
ENHANCEMENT.  
 
...SELECTED PRELIMINARY STORM TOTAL SNOWFALL IN INCHES FROM 600 AM  
CST WED DEC 18 THROUGH 800 AM CST FRI DEC 20...  
   
..ILLINOIS  
 
HARVARD 4.4 NNE 5.0  
LAKE VILLA 1.1 SSW 5.0  
LINDENHURST 1 NW 4.0  
LONG LAKE 0.4 S 4.0  
NAPERVILLE 3.9  
WOODRIDGE 2.5  
ADDISON 2 SW 2.4  
OHARE AIRPORT 2.1  
ROCKFORD AIRPORT 2.1  
GALENA 2.0  
WINNESHIEK 3 SW 2.0  
YORKVILLE 1 SSE 2.0  
NWS CHICAGO-ROMEOVILLE 1.7  
MARENGO 1 NNE 1.2  
   
..IOWA  
 
DECORAH 7.9 ENE 4.2  
RANDALIA 3 ENE 3.8  
ELKADER 6.8 WSW 3.5  
MONONA 3.5  
NEW HAMPTON 0.4 SW 3.2  
HARPERS FERRY 3.0  
FARLEY 2.5  
POSTVILLE 5.5 NE 2.5  
SAINT ANSGAR 2.4  
FAYETTE 3 N 2.0  
MASON CITY 2.0  
   
..MICHIGAN  
 
BEECHWOOD 2 NNW 7.1  
GRANDVILLE 1 SSW 6.0  
KENTWOOD 3 ENE 5.9  
GRAND VALLEY 1 NE 5.6  
EAST GRAND RAPIDS 1 SSW 5.5  
WALKER 3 ENE 5.5  
EDGEMONT PARK 2 NNE 5.3  
WAVERLY 1 N 5.3  
BRUNSWICK 1 NNE 5.0  
CALEDONIA 5.0  
DUTTON 1 SSW 5.0  
ZEELAND 3 WNW 5.0  
NORTON SHORES 2 NE 4.7  
GRAND LEDGE 3 ESE 4.5  
LOWELL 1 NW 4.5  
   
..MINNESOTA  
 
ELKO NEW MARKET 1.2 W 8.5  
MINNEISKA 4 SE 8.1  
PRIOR LAKE 8.1 S 8.1  
HOLT 8.0  
LE CENTER 5.8 NNW 8.0  
ROCHESTER 3 NE 8.0  
MONTGOMERY 1 N 7.3  
DENNISON 2 NNE 7.2  
WINTHROP 7.2  
NEW PRAGUE 7.0  
BIRD ISLAND 6.8  
BLAKELY 3 W 6.5  
KELLOGG 3 SE 6.5  
ST PETER 6.5  
NORTHFIELD 1 E 6.4  
   
..NORTH DAKOTA  
 
CAVALIER 12 NW 11.0  
WALHALLA 10.0  
PEMBINA 1 NE 9.5  
LAKOTA 9.0  
CATHAY 6.5 N 8.0  
TOLLEY 6.4 N 8.0  
CANDO 2 NNW 7.5  
MAYVILLE 7.5  
EMRICK 6 NE 7.0  
LANGDON 7.0  
LEAL 2 E 7.0  
FOREST RIVER 0.2 ESE 6.7  
LARIMORE 6.2  
DRAYTON 6.0  
FORT RANSOM 2 N 6.0  
   
..SOUTH DAKOTA  
 
WHITE 0.4 WNW 4.0  
WATERTOWN 2.3 E 3.5  
BRUCE 4.1 NE 3.0  
DE SMET 3.0  
BRITTON 2.1  
HECLA 7 WNW 2.0  
MILBANK 2.0  
   
..WISCONSIN  
 
FREDONIA 1 SSE 11.0  
WEST BEND 2 SE 10.5  
CEDAR GROVE 10.0  
PLYMOUTH 10.0  
HARTFORD 2 E 9.8  
HORICON 9.1  
SLINGER 9.1  
JACKSON 9.0  
PORT WASHINGTON 8.9  
THERESA 8.2  
ARCADIA 8.0  
BELGIUM 8.0  
BROOKS 3 S 8.0  
SHEBOYGAN 7.5  
LA CROSSE 2 E 6.5  
 
...SELECTED PRELIMINARY PEAK WIND GUSTS IN MILES PER HOUR EARLIER  
IN THE EVENT...  
   
..COLORADO  
 
WALLSTREET 1 W 102  
WHITE RANCH OPEN 4 NNW 97  
TOLLAND 3 SE 85  
CRISMAN 1 NE 81  
BRAINARD LAKE 2 WSW 80  
BUCKEYE 3 ESE 77  
ASPEN SPRINGS 76  
DOWNIEVILLE 1 ESE 72  
LAPORTE 2 SSW 71  
BOULDER 3 S 70  
PINECLIFFE 3 ESE 69  
   
..IOWA  
 
SIOUX GATEWAY AIRPORT 54  
MAURICE 1 NE 53  
   
..MICHIGAN  
 
COOPER HARBOR 41  
GRAND MARAIS 1 NNE 41  
ROCK OF AGES 34 ENE 39  
MANISTIQUE 2 ENE 36  
MUNISING 36  
   
..MONTANA  
 
WASHOE 13 SW 93  
BYNUM 14 W 87  
BIGFORK 9 NE 82  
EAST GLACIER PARK 8 SE 82  
HILGER 7 ESE 82  
LIVINGSTON 1 SSE 78  
GALLATIN GATEWAY 16 SE 77  
BIG TIMBER 2 SSW 76  
HARLOWTON 2 ENE 76  
WILSALL 17 NE 75  
   
..NEBRASKA  
 
BRISTOW 3 WNW 66  
PRAGUE 2 SW 66  
GRAND ISLAND 4 NE 64  
JOHNSTOWN 7 NE 63  
NORFOLK AIRPORT 61  
EMMET 3 NNE 60  
GARLAND 5 NE 60  
GENOA 3 N 59  
VALENTINE 1 NNE 59  
COLUMBUS AIRPORT 58  
LINCOLN AIRPORT 58  
OMAHA EPPLEY AIRFIELD 55  
   
..NORTH DAKOTA  
 
HEART BUTTE DAM 1 WNW 70  
LAKE TSCHIDA 70  
BENTLEY 2 N 65  
MOTT 12 E 65  
DICKINSON 5 S 64  
HETTINGER 1 NNW 62  
BUFFALO SPRINGS 3 W 58  
   
..SOUTH DAKOTA  
 
WASTA 3 NW 72  
NEWELL 13 NE 68  
RED ELM 1 WSW 68  
WEWELA 68  
CASTLE ROCK 20 NW 67  
MUD BUTTE 1 ENE 65  
PIERRE REGIONAL AIRPORT 2 N 65  
GLAD VALLEY 14 E 64  
HOOVER 7 WSW 64  
RALPH 7 NNE 64  
SOUTH EAGLE BUTTE 1 WSW 63  
BUFFALO 1 N 62  
WOLSEY 57  
DOWNTOWN RAPID CITY 1 E 56  
HURON REGIONAL AIRPORT 55  
   
..WYOMING  
 
BORDEAUX 16 WSW 91  
SOUTH GREELEY HIGH 6 SW 74  
CHUGWATER 8 S 73  
WOODS LANDING 9 ENE 73  
CHEYENNE 1 NW 72  
ARLINGTON 1 NNW 71  
ELK MOUNTAIN 7 NW 70  
WARREN AF BASE 11 WSW 70  
CENTENNIAL 13 NE 68  
SIBLEY PEAK 8 S 67  
LARAMIE 14 WNW 63  
 
THE CLIPPER SYSTEM WILL TRACK ACROSS THE CENTRAL APPALACHIANS  
TODAY WHILE WEAKENING, AND THE ENERGY FROM THE LOW WILL BE  
ABSORBED BY A LOW OFFSHORE IN THE ATLANTIC TONIGHT OR SATURDAY  
MORNING. LINGERING SNOW WILL TAPER OFF TONIGHT FOR THE GREAT  
LAKES, AND SNOW WILL CONTINUE FOR PORTIONS OF THE CENTRAL  
APPALACHIANS THROUGH SATURDAY MORNING. BY SATURDAY AFTERNOON,  
FOCUS WILL SHIFT TO THE STRENGTHENING OFFSHORE LOW THAT WILL  
LIKELY BRING WINTRY PRECIPITATION TO NEW ENGLAND.  
 
THE NEXT STORM SUMMARY WILL BE ISSUED BY THE WEATHER PREDICTION  
CENTER AT 900 PM CST. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER  
SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.  
 
DOLAN  
 
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