
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE SAN JUAN PR
133 PM AST TUE SEP 23 2008
.UPDATE...A LARGE AREA OF SHOWERS AND THUNDERSTORMS IS CURRENTLY
APPROACHING SOUTHWESTERN SECTIONS OF PUERTO RICO. EXPECT THESE
SHOWERS AND STORMS TO REACH" onClick="return popup(this, 'notes')">REACH THE SOUTHWESTERN COAST OF THE ISLAND
BY 150 PM AST...SPREADING PERIODS OF HEAVY RAIN...GUSTY WINDS AND
FREQUENT LIGHTNING ACROSS THE WESTERN HALF OF THE ISLAND THROUGH
THE AFTERNOON HOURS. THE CIRCULATION ASSOCIATED WITH AREA OF
DISTURBED WEATHER ACROSS THE EASTERN DOMINICAN REPUBLIC HAS
APPEARED TO SHIFT SOUTHWARD OVER THE PAST FEW HOURS...AND THIS
COULD END UP RESULTING IN A MORE PROLONGED PERIOD OF RAINFALL THAN
PREVIOUSLY THOUGHT. WENT AHEAD AND UPDATED THE FORECAST FOR THE
FIRST FEW PERIODS TO REFLECT EXPECTED COVERAGE OF SHOWER AND
THUNDERSTORM ACTIVITY THIS EVENING AND OVERNIGHT...BUT MAY NEED
TO MAKE FURTHER CHANGES LATER THIS AFTERNOON AS WE GET MORE MODEL
GUIDANCE AND SATELLITE IMAGERY. A FLASH FLOOD WATCH REMAINS IN
EFFECT FOR THE ENTIRE FORECAST AREA THROUGH AT LEAST 8 PM AST THIS
EVENING.
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