THE HYDROMETEOROLOGICAL PREDICTION CENTER
CAMP SPRINGS, MD
STORM SUMMARY MESSAGE
STORM SUMMARY NUMBER 02 FOR NORTHERN PLAINS BLIZZARD
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
1000 PM CDT MON MAR 23 2009
...EARLY SPRING BLIZZARD AFFECTING THE NORTHERN PLAINS...
BLIZZARD WARNINGS ARE CURRENTLY IN EFFECT FROM EASTERN
WYOMING...WESTERN NEBRASKA...NORTHEASTWARD THROUGH CENTRAL TO
WESTERN SOUTH DAKOTA....FAR SOUTHEASTERN MONTANA AND CENTRAL TO
WESTERN NORTH DAKOTA. WINTER STORM WARNINGS ARE IN EFFECT ACROSS
THE COLORADO ROCKIES...NORTHWARD INTO CENTRAL WYOMING. SEVERE
THUNDERSTORM AND TORNADO WATCHES AND WARNINGS ARE IN EFFECT ACROSS
PORTIONS OF THE CENTRAL AND SOUTHERN PLAINS.
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV
AT 1000 PM CDT...A 988 MB LOW PRESSURE CENTER WAS LOCATED IN
SOUTHEASTERN SOUTH DAKOTA. NATIONAL WEATHER SERVICE DOPPLER RADARS
AND SURFACE OBSERVATIONS SHOWED THAT SNOW WAS CONTINUING TO FALL
OVER WESTERN SOUTH DAKOTA...WESTERN NEBRASKA...AND PARTS OF
SOUTHEASTERN WYOMING. HOWEVER...SNOW ACROSS THE CENTRAL PART OF
THE DAKOTAS HAD CHANGED OVER TO MODERATE TO HEAVY RAIN OVER THE
PAST HOUR OR TWO. A LINE OF STRONG TO SEVERE THUNDERSTORMS WAS
MOVING ACROSS THE EASTERN PART OF THE CENTRAL PLAINS TOWARDS THE
MIDWEST.
...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 600 AM CDT MON MAR
23 THROUGH 1000 PM CDT MON MAR 23...
...NORTH DAKOTA...
VALLEY CITY 10.0
MAYVILLE 9.0
ASHLEY 8.0
LINTON 5 NW 8.0
FORT YATES 7.0
JAMESTOWN 6.0
GRAND FORKS 5.0
FARGO 3.6
MARMARTH 3.5
HAZELTON 4 NW 3.4
STREETER 7 NW 3.0
...SOUTH DAKOTA...
DEADWOOD 16.5
LEAD 13.5
SPOTTED HORSE 8.0
ROCKYPOINT 8.0
BEULAH 7.0
CAMP CROOK 7.0
SPEARFISH 6.0
...WYOMING...
HARTVILLE 6.0
LANCE CREEK 6.0
DOUGLAS 4.0
...SELECTED PEAK WIND GUSTS IN MILE PER HOUR...
...WYOMING...
CONVERSE CO. ARPT 86
...SOUTH DAKOTA...
ELLSWORTH_AFB 77
RAPID CITY 72
THE STRONG LOW OVER NEBRASKA IS EXPECTED TO TURN MORE TOWARD THE
EAST DURING TUESDAY AS IT MOVES ACROSS SOUTHERN MINNESOTA. THIS
LOW WILL THEN RESUME A NORTHEASTWARD MOVEMENT TUESDAY NIGHT INTO
WEDNESDAY MORNING ALONG THE MINNESOTA-WISCONSIN BORDER. BLIZZARD
CONDITIONS ARE LIKELY TO CONTINUE TONIGHT INTO TUESDAY FROM
EASTERN WYOMING...NORTHWESTERN NEBRASKA...CENTRAL TO WESTERN SOUTH
DAKOTA...FAR SOUTHEASTERN MONTANA AND INTO A LARGE PORTION OF
NORTH DAKOTA. WIDESPREAD ADDITIONAL SNOWFALL TOTALS OF 6 TO 12
INCHES POSSIBLE ACROSS THESE AREAS...WITH ISOLATED TOTAL SNOWFALL
OF 2 TO 3 FEET IN THE BLACK HILLS OF SOUTH DAKOTA. IN ADDITION TO
THE HEAVY SNOW...30 TO 60 MPH WINDS WILL RESULT IN NEAR ZERO
VISIBILITY...CONSIDERABLE BLOWING AND DRIFTING OF SNOW AND THE
LIKELIHOOD OF POWER OUTAGES. TRAVEL WILL BE EXTREMELY DANGEROUS
AND IS NOT RECOMMENDED. SEVERE THUNDERSTORMS ARE POSSIBLE LATE
THIS AFTERNOON INTO TONIGHT ACROSS THE CENTRAL AND SOUTHERN
PLAINS...AND INTO THE MIDDLE TO LOWER MISSISSIPPI VALLEY DURING
TUESDAY.
THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 400 AM CDT TUESDAY MARCH 24. PLEASE REFER TO
YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL
INFORMATION ON THIS EVENT.
KONG
Last Updated: 1112 PM EDT MON MAR 23 2009