Quantitative Precipitation Forecast
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

000
FOUS30 KWBC 251822
QPFERD

EXCESSIVE RAINFALL DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
222 PM EDT SAT APR 25 2015

...VALID 18Z SAT APR 25 2015 - 00Z MON APR 27 2015...
...REFERENCE AWIPS GRAPHIC UNDER...DAY 1 EXCESSIVE RAINFALL...




CNTL HI PLAINS...

S/WV LIFTING NEWD THRU ERN MT THIS EVENING WHILE HELP SHOVE PAC
COLD FRONT EWD INTO THE WRN DAKOTAS THOUGH DOWNSTREAM BLOCKING
PATRN WILL KEEP FRONT FROM MAKING MUCH FURTHER EWD PROGRESS THRU
THE NEXT 24 HRS.  INCREASING SEWD FLOW ON THE WEST SIDE OF HIGH
PRES BUILDING SWD THRU THE NCNTL STATES WILL INCREASE MSTR FLUX
INTO THE STALLED FRONT THIS EVENING WHICH ALONG WITH AN INCREASE
IN WEAK INSTABILITY/CAPE DVLPG FROM ERN CO NWD INTO WRN SD...
POTNL WILL EXIST FOR MDT CONVECTIVE RAINS TO DVLP AND PERHAPS SOME
HEAVIER ISOLD AMOUNTS GIVEN EXPECTED SLOW MOVEMENT OF THE LOW
LEVEL CONVERGENCE AXIS.  THE HI RES NAM IS QUITE HEAVY WITH
AMOUNTS HERE AND WHILE CAN`T COMPLETE RULE OUT POTNL FOR HEAVIER
CONVECTIVE CELLS...EXPECT ANY RUNOFF CONCERNS TO BE RATHER ISOLD
GIVEN PWS ARE NOT EXCEPTIONALLY HIGH.

SULLIVAN
$$





USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.