STORM SUMMARY NUMBER 2 FOR NORTHERN ROCKIES TO UPPER MISSISSIPPI
VALLEY WINTER STORM
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD 
1000 PM CDT SUN MAR 29 2009
 
...SECOND SPRING SNOW STORM IN A WEEK WILL AFFECT PORTIONS OF THE
NORTHERN U.S...
  
BLIZZARD WARNINGS...ALONG WITH WINTER STORM WATCHES...WARNINGS AND
ADVISORIES ARE IN EFFECT FROM THE NORTHERN ROCKIES INTO THE
NORTHERN HIGH PLAINS AND UPPER MISSISSIPPI RIVER VALLEY STATES. 
 
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV

AT 1000 PM CDT...A 989 MB LOW PRESSURE SYSTEM WAS NEAR
CHADRON...NEBRASKA WITH A WARM FRONT EXTENDING INTO THE CENTRAL
PLAINS AND A COLD FRONT THROUGH THE CENTRAL ROCKIES INTO THE GREAT
BASIN. THIS LOW IS EXPECTED TO TRACK EAST-SOUTHEAST INTO THE
CENTRAL PLAINS BY MONDAY MORNING AND INTENSIFY INTO A MAJOR LOW
PRESSURE SYSTEM OVER NEBRASKA.

NATIONAL WEATHER SERVICE DOPPLER RADARS SHOWED AN EXPANDING AREA
OF RAIN AND SNOW...SOME HEAVY OVER THE NORTHERN ROCKIES AND HIGH
PLAINS SUNDAY EVENING. THIS PRECIPITATION SHIELD WILL EXPAND INTO
MONDAY WITH A LARGE SWATH OF HEAVY SNOW EXPECTED FROM MONTANA AND
WYOMING EASTWARD INTO NORTH AND SOUTH DAKOTA. EVENTUALLY...THIS
SYSTEM WILL BRING HEAVY SNOW TO PORTIONS OF MINNESOTA AND
WISCONSIN ON TUESDAY. THE DEEPENING LOW PRESSURE SYSTEM WILL
SUPPORT INCREASING WINDS OF 30 TO 50 MPH THAT WILL CAUSE LIFE
THREATENING BLIZZARD CONDITIONS OVER PORTIONS OF THE NORTHERN HIGH
PLAINS.

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 600 AM CDT SUN MAR
29 THROUGH 1000 PM CDT SUN MAR 29...

...MONTANA...
HELENA 20 S                          18.0                     
HELENA 8 S                           15.0                     
LEWISTOWN 23 E                       15.0                     
BABB                                 14.0                     
PHILIPSBURG 1 S                      12.0                     
GRASS RANGE                          10.0                     
PHILIPSBURG                          10.0                     

...WYOMING...
MOOSE 1 E                            13.0                     
MORAN JUNCTION 8 NNE                 11.0                     
MOOSE                                10.5                     
ALTA 6 ENE                           10.0                     
JACKSON 8 WNW                        10.0                     
MORAN JUNCTION 25 NE                 10.0                     

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

...IDAHO...
RIGBY                                   35                     

...MONTANA...
CARLYLE 9 NW                            52                     


THE LOW PRESSURE SYSTEM OVER NORTHWEST NEBRASKA WILL TRACK INTO
THE CENTRAL PLAINS ON MONDAY AND DEEPEN...WHILE SUPPORTING AN
EXPANDING AREA OF HEAVY SNOW AND STRONG WINDS. LIFE THREATENING
BLIZZARD CONDITIONS ARE EXPECTED OVER THE NORTHERN HIGH PLAINS
SUNDAY NIGHT INTO MONDAY.

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

ECKERT