THE HYDROMETEOROLOGICAL PREDICTION CENTER

CAMP SPRINGS, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 7 FOR CENTRAL U.S. HEAVY RAIN EVENT
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
1000 PM CDT SUN APR 24 2011
 
...A SIGNIFICANT HEAVY RAINFALL EVENT CONTINUES OVER THE OHIO AND
MIDDLE TO LOWER MISSISSIPPI RIVER VALLEYS AND IS EXPECTED TO
PERSIST THROUGH THE MIDDLE OF THE WEEK...
 
A TORNADO WATCH IS IN EFFECT ACROSS PORTIONS OF NORTHERN
TEXAS...SOUTHEASTERN OKLAHOMA AND WEST CENTRAL ARKANSAS.
 
FLASH FLOOD WATCHES AND WARNINGS ARE CURRENTLY IN EFFECT ACROSS A
BROAD REGION EXTENDING FROM NORTHEASTERN OKLAHOMA AND CENTRAL
ARKANSAS INTO NORTHERN CENTRAL OHIO.  FLOOD WARNINGS ARE ALSO IN
EFFECT ALONG MOST OF THE MISSISSIPPI AND OHIO RIVERS.
 
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV

AT 900 PM CDT...A STATIONARY FRONT WAS DRAPED ACROSS MUCH OF THE
CENTRAL AND EASTERN UNITED STATES...STRETCHING FROM TEXAS
NORTHEASTWARD INTO NEW ENGLAND. SEVERAL SURFACE LOWS WERE LOCATED
ALONG THIS FRONT...THE STRONGEST OF WHICH WAS A 1000 MB...29.53
INCH...LOW LOCATED OVER CENTRAL TEXAS.  NATIONAL WEATHER SERVICE
RADARS AND SURFACE OBSERVATIONS INDICATED A LARGE AREA OF MODERATE
TO HEAVY RAINFALL WITH EMBEDDED THUNDERSTORMS NORTH OF THE FRONT
OVER EASTERN OKLAHOMA AND ADJACENT STATES TO THE NORTH AND EAST.
OTHER REGIONS EXPERIENCING SIGNIFICANT SHOWERS AND THUNDERSTORMS
INCLUDED NORTHERN TEXAS AND THE OHIO VALLEY.

...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 700 AM CDT FRI APR
22 THROUGH 900 PM CDT SUN APR 24...

...ARKANSAS...
SPRINGDALE 6 ENE                      8.68                     
EUREKA SPRINGS 4 NNW                  6.02                     
ALPENA                                5.85                     
FAYETTEVILLE/DRAKE FIELD              5.76                     
BENTONVILLE                           5.00                     
HARRISON/BOONE CO. ARPT               4.59                     
LEAD HILL                             4.37                     
SILOAM SPRINGS/SMITH FIELD            4.16                     
BERRYVILLE 5 NW                       4.09                     
ROGERS/CARTER FIELD                   3.69                     

...ILLINOIS...
CARBONDALE 1 WSW                      5.54                     
BUSH 2 ESE                            5.08                     
MURPHYSBORO 2 SW                      4.95                     
CHESTER 2 SSE                         4.75                     
OLD SHAWNEETOWN                       4.42                     
PLUMFIELD                             4.17                     
CARMI MUNI ARPT                       3.53                     
MOUNT VERNON/OUTLAND AIRPORT          2.80                     
LAWRENCEVILLE-VICENNES INTL AP        2.56                     
MOUNT CARMEL                          2.16                     

...INDIANA...
PALMYRA 4 ESE                         5.73                     
JASPER 6 ESE                          5.71                     
STENDAL                               5.68                     
HOLLAND 6 NW                          5.59                     
EVANSVILLE RGNL ARPT                  4.48                     
HUNTINGBURG                           4.44                     
BLOOMINGTON/MONROE CO. ARPT           2.54                     
TERRE HAUTE/HULMAN RGNL ARPT          1.14                     

...KENTUCKY...
PROSPECT 1 S                          7.29                     
PADUCAH/BARKLEY                       5.83                     
HENDERSON CITY                        5.26                     
EMINENCE                              4.86                     
LA GRANGE 2 NNE                       4.61                     
FRANKFORT/CAPITAL CITY ARPT           4.48                     
DAM 49 UNION                          4.15                     
LOUISVILLE/STANDIFO                   3.85                     
OWENSBORO/DAVIESS CO. APT             3.77                     
LEXINGTON/BLUE GRASS FIELD            2.72                     

...MISSOURI...
POTTERSVILLE 1 NNW                    8.01                     
ELLSINORE 5 WNW                       7.54                     
ALLEY SPRINGS (RANGER STN)            7.23                     
CAPE GIRARDEAU MUNI ARPT              6.72                     
ALTON 7 N                             6.63                     
ZALMA 4 E                             6.21                     
POPLAR BLUFF MUNI ARPT                6.16                     
WEST PLAINS MUNI ARPT                 5.35                     
ST LOUIS/LAMBERT INTL ARPT            1.77                     

...OHIO...
CLEVES 3 NNW                          3.64                     
BETHEL 4 W                            3.22                     
CINCINNATI/LUNKIN FIELD               1.87                     
HAMILTON ARPT                         1.83                     
ASHTABULA CO. ARPT                    1.73                     
TOLEDO                                1.37                     
PORT COLUMBUS INTL AIRPORT            1.24                     

...OKLAHOMA...
WALTERS 1 ENE                         6.12                     
WESTVILLE                             5.79                     
COOKIETOWN 6 NNW                      5.49                     
MUSKOGEE/DAVIS FIELD AIRPORT          5.48                     
BUNCH 1 N                             3.74                     
MCALESTER REGIONAL ARPT               3.13                     
TINKER AFB/OKLAHOMA CITY              2.01                     
STILLWATER MUNI ARPT                  1.72                     
TULSA/LLOYD JONES                     1.69                     

...TEXAS...
ABILENE MUNI ARPT                     2.38                     

...WEST VIRGINIA...
HUNTINGTON/TRI-STATE ARPT             2.32                     
PARKERSBURG/WILSON                    1.50                     


THE SURFACE BOUNDARY SITUATED OVER THE OHIO VALLEY AND INTO THE
SOUTHERN PLAINS WILL REMAIN QUASI-STATIONARY THROUGH AT LEAST
MONDAY. WARM AND HUMID AIR FROM THE GULF OF MEXICO WILL BE SURGING
NORTHWARD...AND COOLER CANADIAN AIR WILL BE MOVING
SOUTHWARD...FOCUSING SIGNIFICANT CONVERGENCE ALONG THE BOUNDARY.
THIS WILL RESULT IN PERIODS OF MODERATE TO HEAVY RAIN...ALONG WITH
THUNDERSTORMS...WITH ADDITIONAL RAINFALL AMOUNTS RANGING FROM 3 TO
8 INCHES THROUGH WEDNESDAY. ISOLATED HIGHER AMOUNTS ARE POSSIBLE.
THE HIGHEST TOTALS ARE EXPECTED TO BE OVER THE MIDDLE TO LOWER
MISSISSIPPI RIVER VALLEY.  GIVEN THE ALREADY SATURATED GROUND AND
SWOLLEN RIVERS...ANY ADDITIONAL RAIN WILL ONLY EXACERBATE ONGOING
FLOODING ISSUES. IN ADDITION TO THE FLOODING RAIN...A FEW ROUNDS
OF SEVERE THUNDERSTORMS APPEAR LIKELY THROUGH THE FIRST HALF OF
THE WORK WEEK.

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.

SOLTOW




Last Updated: 1052 PM EDT SUN APR 24 2011