STORM SUMMARY NUMBER 01 FOR NORTHERN PLAINS TO NORTHEAST U.S.
WINTER STORM
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
300 PM CST SUN FEB 20 2011
 
...WINTRY PRECIPITATION SPREADING ACROSS MUCH OF THE NORTHERN
PLAINS AND MIDWEST IS NOW MOVING INTO THE GREAT LAKES AND OHIO
RIVER VALLEY...   
 
BLIZZARD WARNINGS ARE IN EFFECT FOR PORTIONS OF THE DAKOTAS AND
MINNESOTA. ICE STORM WARNINGS ARE IN EFFECT FOR PORTIONS OF SOUTH
DAKOTA AND IOWA.
 
WINTER STORM WARNINGS AND WINTER WEATHER ADVISORIES ARE IN EFFECT
FOR A LARGE AREA OF THE NORTHERN PLAINS...GREAT LAKES...AND
NORTHEAST.
 
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV

AT 200 PM CST...A 997 MB...29.44 INCH...SURFACE LOW WAS CENTERED
OVER SOUTHWESTERN IOWA...NEAR COUNCIL BLUFFS. A WARM FRONT
EXTENDED EASTWARD FROM THE LOW INTO THE OHIO RIVER VALLEY...WHILE
A COLD FRONT WEST OF THE LOW WAS USHERING AN ARCTIC AIRMASS INTO
MUCH OF THE NORTHERN PLAINS. NATIONAL WEATHER SERVICE RADARS AND
SURFACE OBSERVATIONS INDICATED A LARGE AREA OF SNOW EXTENDING FROM
SOUTH DAKOTA AND NEBRASKA EASTWARD TO MICHIGAN. THE SNOW WAS LIGHT
TO MODERATE IN MOST AREAS...HOWEVER HEAVY SNOW WAS REPORTED ACROSS
AREAS OF WISCONSIN AND MICHIGAN. GUSTY WINDS OF 30 TO 40 MPH AT
TIMES WERE CREATING OCCASIONAL BLIZZARD CONDITIONS ACROSS AREAS OF
THE NORTHERN PLAINS. ON THE SOUTHERN PERIPHERY OF THE SNOW...SLEET
AND FREEZING RAIN WERE FALLING ACROSS PORTIONS OF IOWA AND
MINNESOTA EASTWARD INTO NORTHERN OHIO.  

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 700 AM CST SAT FEB
19 THROUGH 200 PM CST SUN FEB 20...

...MINNESOTA...
NEW ULM                               8.3                     
NORTH MANKATO                         7.0                     
ELLENDALE                             6.0                     
MADELIA                               6.0                     
MINNEAPOLIS INTL ARPT                 3.0                     

...MONTANA...
HOYT 3 SW                            12.0                     
MILDRED 10 SSW                       12.0                     
CARLYLE 9 NW                          9.0                     
FLOWING WELLS 1 NNE                   7.0                     
GLENDIVE 2 WSW                        7.0                     
GLASGOW                               4.5                     

...NORTH DAKOTA...
BOWMAN                               10.0                     
GLEN ULLIN                            7.0                     

...SOUTH DAKOTA...
MIDLAND 17 NNW                       16.0                     
REDIG 11 NE                          14.0                     
KIRLEY 2 SW                          12.0                     
MIDLAND                              12.0                     
WOOD                                 10.0                     
ZEONA 11 ESE                         10.0                     
FAITH 36 W                            9.0                     
RAPID CITY                            7.2                     
HOOVER                                7.0                     
S BELVIDERE                           7.0                     
LEMMON 11 SW                          6.4                     
KADOKA 2 NE                           6.0                     
WALL                                  6.0                     

...WISCONSIN...
HOLMEN 2 S                            6.8                     
ARCADIA                               5.0                     
WAUTOMA                               5.0                     
LA CROSSE                             4.9                     
ALMA                                  4.5                     
MONTELLO                              4.0                     

...SELECTED STORM TOTAL SLEET IN INCHES FROM 700 AM CST SAT FEB 19
THROUGH 200 PM CST SUN FEB 20...

...NEBRASKA...
MULLEN                                0.85                     
VALENTINE                             0.70                     

...SOUTH DAKOTA...
SIOUX FALLX                           1.00                     

...SELECTED STORM TOTAL FREEZING RAIN ICE AMOUNTS IN INCHES FROM
700 AM CST SAT FEB 19 THROUGH 200 PM CST SUN FEB 20...

...NEBRASKA...
ATKINSON 1 W                          1.00                     
ATKINSON 3 SW                         1.00                     
THEDFORD                              0.50                     

...SELECTED PEAK WIND GUSTS IN MILES PER HOUR IN THE LAST SIX
HOURS...

...WYOMING...
ARLINGTON                               52                     


WINTRY PRECIPITATION WILL CONTINUE TO SPREAD EASTWARD THROUGH THE
OHIO VALLEY AND INTO THE NORTHEAST TONIGHT AS THE SURFACE LOW
MOVES INTO THE SOUTHERN GREAT LAKES. ADDITIONAL SNOWFALL AMOUNTS
AS HIGH AS 8 TO 10 INCHES...WITH LOCALLY HIGHER AMOUNTS...WILL BE
POSSIBLE ACROSS AREAS OF THE MIDWEST...GREAT LAKES...AND NORTHEAST
THROUGH MONDAY. LIGHT SNOW WILL PERSIST ACROSS MUCH OF THE MIDWEST
AND GREAT LAKES EVEN AFTER THE HEAVIER SNOW HAS ENDED AS A STRONG
UPPER-LEVEL LOW MOVES ACROSS THE REGION. PRECIPITATION SHOULD COME
TO AN END ACROSS THE MIDWEST AND MOST OF THE NORTHEAST BY TUESDAY
MORNING.

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 900 PM CST. PLEASE REFER TO YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS
EVENT.

RYAN