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FLASH FLOOD WATCH
Warning Issue Date: 510 AM MST SAT JUL 26 2008
FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY AFTERNOON...
THE FLASH FLOOD WATCH CONTINUES FOR
* PORTIONS OF SOUTH CENTRAL ARIZONA AND SOUTHEAST ARIZONA...
INCLUDING THE FOLLOWING AREAS...IN SOUTH CENTRAL ARIZONA...
SOUTHEAST PINAL COUNTY AND TOHONO OODHAM NATION. IN SOUTHEAST
ARIZONA...COCHISE COUNTY...NORTHERN GREENLEE COUNTY...SANTA
CRUZ COUNTY...TUCSON METRO/MARANA/GREEN VALLEY AND UPPER GILA
RIVER VALLEY.
* THROUGH SUNDAY AFTERNOON
* A VERY MOIST AIRMASS IS IN PLACE ACROSS SOUTHEAST ARIZONA THIS
WEEKEND AS THE REMNANTS OF A DECAYED TROPICAL SYSTEM ENHANCES
SHOWER AND THUNDERSTORM DEVELOPMENT. THE GROUND HAS BECOME
SATURATED IN MANY LOCATIONS WITH HEAVY RAINFALL OVER THE PAST
24 HOURS AHEAD OF THIS SYSTEM. HEAVY DOWNPOURS ASSOCIATED WITH
REMNANT TROPICAL SYSTEMS CAN OCCUR AT ANY TIME...DAY OR
NIGHT...AS WELL AS RAINFALL RATES WELL OVER ONE INCH PER HOUR.
MUCH OF SOUTHEAST ARIZONA IS EXPECTED TO RECEIVE ADDITIONAL
AMOUNTS BETWEEN ONE HALF OF AN INCH TO 1.5 INCHES...WITH
LOCALIZED AMOUNTS OF 2 TO 5 INCHES BY SUNDAY EVENING.
* FLOODING OF WASHES AND URBAN AREAS ARE POSSIBLE.
A FLASH FLOOD WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR
WIDESPREAD FLASH FLOODING TO DEVELOP...BUT HAS NOT YET OCCURRED.
PLEASE MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.
$$
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