Quantitative Precipitation Forecast
Issued by NWS

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FOUS30 KWBC 020627
QPFERD

EXCESSIVE RAINFALL DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
225 AM EDT TUE SEP 02 2014

...VALID 06Z TUE SEP 02 2014 - 12Z WED SEP 03 2014...
...REFERENCE AWIPS GRAPHIC UNDER...DAY 1 EXCESSIVE RAINFALL...

SLIGHT RISK OF RAINFALL EXCEEDING FFG TO THE RIGHT OF A LINE FROM
10 SSW IAB 30 W CNU 40 NNE JLN 15 WSW AIZ 35 WNW SUS 10 S DEC
20 N EYE 20 E GEZ 20 ESE AJG 40 SE TBN 15 E ROG 35 WNW TUL
35 WNW PNC 10 SSW IAB.

SOUTHERN PLAINS INTO THE OH VALLEY...

TRAINING CELLS AND BACK-BUILDING DEVELOPMENT ASSOCIATED WITH
INCREASINGLY UNIDIRECTIONAL WIND PROFILES AND CONTINUED DEEP
MOISTURE FLUX AND REPLENISHMENT OF STEEPER LAPSE RATES FROM THE
WEST SUPPORT A NARROW ZONE OF RAIN RATES THAT MAY EXCEED 1 OR 3
HOURLY FFG VALUES BEFORE TRANSITIONING OUT OF THE RISK AREA OR
WEAKENING BELOW THRESHOLDS AFTER 12Z TODAY.  A MIXTURE OF
OBSERVATIONS AND HI-RES/GLOBAL GUIDANCE WAS USED TO SUPPORT THE
LOCATION AND TIMING OF THE RISK AREA.

JAMES




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