MESOSCALE PRECIPITATION DISCUSSION 0131
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
812 AM EDT TUE JUN 25 2013
AREAS AFFECTED...IA INTO NRN IL AND EXTREME SRN WI
CONCERNING...HEAVY RAINFALL...FLASH FLOODING POSSIBLE
VALID 251144Z - 251544Z
SUMMARY...SEVERAL BANDS OF THUNDERSTORMS WILL PROPAGATE FROM WEST
TO EAST FROM IA INTO SRN WI/NRN IL AND FURTHER DOWNSTREAM OVER THE
NEXT FEW HRS. THIS COULD RESULT IN POSSIBLE FLASH FLOODING AND
MORE RUNOFF ISSUES.
DISCUSSION...THREE INDEPENDENT BANDS OF SMALL SCALE CONVECTIVE
RAINS HAVE DEVELOPED FROM ERN NE TO SRN LOWER MI AND SHOULD
CONTINUE TO PROPAGATE ALONG A WEST TO EAST QUASI-STATIONARY
BOUNDARY THIS MORNING. A MOIST AXIS OF 1.5 TO 2 INCH PWS EXISTS
NEAR THIS FRONT... WHICH SHOULD CONTINUE TO ALLOW DECENT RAIN
RATES WITHIN THE MORE DEVELOPED CELLS. 1 HRLY FFG IS GENERALLY 1.5
INCHES OR LESS AND THESE HEAVY RAIN CLUSTERS COULD PERSIST THE
FLASH FLOODING/RUNOFF ISSUES.
MUSHER
ATTN...WFO...IWX...GRR...LOT...ILX...MKX...DVN...ARX...DMX...
OAX...
ATTN...RFC...MBRFC...NCRFC...
LAT...LON 41228992 41259221 40769452 40749558 41909525 42939251
43038858 43008719 42618621 42068620 41548718 41228992
Last Updated: 812 AM EDT TUE JUN 25 2013