000
WGMY80 PGUM 292356
FLSMY 

FLOOD ADVISORY
NATIONAL WEATHER SERVICE TIYAN GU
956 AM CHST WED SEP 30 2009

GUC010-300545-
/O.NEW.PGUM.FA.Y.0012.090929T2356Z-090930T0545Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUAM GU-
956 AM CHST WED SEP 30 2009

THE NATIONAL WEATHER SERVICE IN TIYAN GUAM HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY FOR...
  GUAM...
  THIS INCLUDES ALL OF GUAM.

* UNTIL 345 PM CHST WEDNESDAY

* AT 939 AM CHST TROPICAL STORM 18W WAS APPROACHING GUAM. PERIODS OF 
  HEAVY RAIN AND THUNDERSTORMS WILL CAUSE LOCAL FLOODING IN 
  LOW-LYING AREAS AND STREETS ON GUAM AS THE CENTER OF TROPICAL 
  STORM 18W PASSES NEAR OR ACROSS THE ISLAND OVER THE NEXT SEVERAL 
  HOURS. APPROXIMATELY 2 TO 3 INCHES OF RAIN HAS FALLEN OVER THE 
  LAST 4 HOURS. AN ADDITIONAL 4 TO 6 INCHES IS POSSIBLE THROUGH OVER 
  THE NEXT 6 HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE ELEVATED LEVELS ON
SMALL CREEKS AND STREAMS...AND PONDING OF WATER IN URBAN AREAS AND 
STREETS AS WELL AS OTHER POOR DRAINAGE AREAS AND LOW LYING SPOTS. 
WHILE THE FLOODING IS NOT EXPECTED TO BE LIFE THREATENING...IT MAY 
CAUSE SOME PROPERTY DAMAGE IN LOW LYING AREAS.

A FLOOD ADVISORY MEANS RIVER OR STREAM FLOWS ARE ELEVATED OR PONDING
OF WATER IN URBAN OR OTHER AREAS IS OCCURRING OR IS IMMINENT.

&&

LAT...LON 1351 14505 1327 14486 1320 14459 1348 14457
      1366 14477 1368 14498

$$

GUARD/WILLIAMS