THE HYDROMETEOROLOGICAL PREDICTION CENTER

CAMP SPRINGS, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 02 FOR HEAVY RAINFALL EVENT ACROSS THE LOWER
MISSISSIPPI/TENNESSEE/OHIO VALLEYS
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
400 PM CDT SAT MAY 01 2010
 
...A HEAVY CLUSTER OF SHOWERS AND THUNDERSTORMS BOMBARD MUCH OF
TENNESSEE AND KENTUCKY...
 
FLOOD AND FLASH FLOOD WATCHES ARE CURRENTLY IN EFFECT FROM
SOUTH-CENTRAL MISSOURI EASTWARD THROUGHOUT MUCH OF THE OHIO RIVER
VALLEY...AND DOWN INTO CENTRAL ALABAMA.

WITHIN THE AREA OF WATCHES...AN AREA OF FLOOD AND FLASH FLOOD
WARNINGS HAVE BEEN ISSUED FOR PORTIONS OF WESTERN TENNESSEE AND
DOWN INTO NORTHERN MISSISSIPPI.
 
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV

AT 300 PM CDT...CURRENT NATIONAL WEATHER SERVICE DOPPLER RADARS
DEPICTED AN EXTENSIVE AREA OF PRECIPITATION ASSOCIATED WITH A
WEATHER SYSTEM OVER THE CENTRAL U.S. AHEAD OF THE SURFACE BOUNDARY
WHICH STRETCHED FROM THE ARKLATEX NORTHWARD INTO THE UPPER GREAT
LAKES...AN ANOMALOUS PLUME OF MOISTURE WAS ASSISTING IN THE
PRODUCTION OF STRONG CONVECTIVE ACTIVITY. THIS CLUSTER OF SHOWERS
AND THUNDERSTORMS WAS LOCATED ACROSS THE WESTERN HALVES OF
TENNESSEE AND KENTUCKY AND WAS MOVING EAST-NORTHEASTWARD. IN
ADDITION...FARTHER TO THE SOUTH AND WEST...NUMEROUS THUNDERSTORMS
HAVE CONTINUED TO DEVELOP OVER THE LOWER MISSISSIPPI VALLEY WHERE
SKIES HAVE CLEARED.

...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 700 PM CDT FRI APR
30 THROUGH 400 PM CDT SAT MAY 01...

...ARKANSAS...
WEST MEMPHIS MUNI ARPT                6.33                     
LITTLE ROCK 5.4 ENE                   4.67                     
AUSTIN 2.5 SSE                        4.52                     
SEARCY 4.1 SE                         3.69                     
LANDMARK 2.1 SW                       3.50                     
SHERWOOD 1.8 NNW                      3.47                     
MARIANNA 3.1 WNW                      3.07                     
TRUMANN 1.2 WNW                       2.78                     
LOCKESBURG 9.6 NNE                    2.75                     
BALD KNOB 4.2 N                       2.53                     
BLYTHEVILLE 1.9 ENE                   2.49                     
BLYTHEVILLE AIRPORT                   2.35                     
RUSSELLVILLE 7.3 ENE                  2.27                     
LONOKE 1.2 SSW                        2.10                     
JONESBORO MUNI ARPT                   2.02                     

...ILLINOIS...
MARION 1.9 W                          2.47                     

...INDIANA...
HOLLAND 6.3 NW                        2.21                     
HUNTINGBURG 6.2 WSW                   2.10                     
CHANDLER 1.1 S                        2.02                     

...KENTUCKY...
FORT CAMPBELL AAF                     2.46                     
HENDERSON 0.4 SSW                     2.17                     
STURGIS 5.4 ENE                       2.14                     

...MISSOURI...
DORA 2.6 NNW                          2.08                     

...MISSISSIPPI...
VAIDEN 4.8 WNW                        3.13                     

...TENNESSEE...
JACKSON 4 NE                         12.16                     
MUNFORD                              11.60                     
MEDINA 3 SE                          11.43                     
BROWNSVILLE 1.0 SE                   11.40                     
BELLS 2.5 NE                         11.00                     
CLARKSBURG 6 E                       10.64                     
ATOKA 3.2 ESE                         9.46                     
PARSONS 1 W                           7.48                     
BARTLETT 3.6 N                        7.20                     
RIPLEY 2.8 SE                         6.75                     
NEW JOHNSONVILLE 1.0 SSE              4.76                     
CAMDEN 4.5 NE                         4.43                     
GADSDEN 4.9 SSE                       4.20                     
MEMPHIS 5.5 ENE                       3.27                     
HURRICANE MILLS 1.5 W                 3.23                     
DYERSBURG MUNI ARPT                   3.12                     


THE WEATHER PATTERN WILL NOT CHANGE SIGNIFICANTLY THIS EVENING AS
THE SURFACE BOUNDARY WILL REMAIN QUASI-STATIONARY ACROSS EAST
TEXAS AND UP THROUGH THE OZARKS. AHEAD OF THE SYSTEM...GULF
MOISTURE WILL CONTINUE TO BE STEERED UP INTO THE TENNESSEE/OHIO
VALLEYS WHICH WILL ULTIMATELY FUEL MORE HEAVY SHOWERS AND
THUNDERSTORMS. THROUGH SUNDAY MORNING...RAINFALL AMOUNTS OF 3 TO 5
INCHES WILL BE COMMONPLACE ACROSS THE LOWER MISSISSIPPI
VALLEY...TENNESSEE...AND LOWER OHIO VALLEYS. IT IS POSSIBLE THAT
STORM TOTALS MAY APPROACH 10 TO 15 INCHES OVER LOCALIZED AREAS.

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 1000 PM CDT. PLEASE REFER TO YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS
EVENT.

RUBIN-OSTER
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Last Updated: 459 PM EDT SAT MAY 01 2010