Special Marine Warning 21, NWS JSJ

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
403 PM AST SUN MAY 27 2007

.SHORT TERM...DUE TO SIGNIFICANT MID TO UPPER LEVEL CLOUD COVER
ACROSS THE REGION TODAY...DIURNAL CONVECTION TOOK A LITTLE LONGER
TO DEVELOP ACROSS PUERTO RICO THAN THE PREVIOUS FEW DAYS...BUT
EVEN SO HAVE SEEN GOOD SHOWER ACTIVITY FIRE UP ACROSS THE INTERIOR
OF PUERTO RICO THE PAST HOUR OR SO. EXPECT THIS ACTIVITY TO
RAPIDLY DIMINISH AROUND SUNSET...WITH ONLY THE CHANCE FOR AN
ISOLATED TO SCATTERED SHOWER CAUGHT IN THE TRADE WIND FLOW...TO
AFFECT SECTIONS OF EASTERN PUERTO RICO...THE COASTAL WATERS AND THE
VI OVERNIGHT.

.LONG TERM...VERY PERSISTENT PATTERN ACROSS THE REGION WILL
CONTINUE TO PROMOTE A EAST SOUTHEASTERLY WIND FLOW ACROSS THE
REGION...WITH VARYING AMOUNTS OF MOISTURE IN TRADE WIND
FLOW CONTRIBUTING TO DAILY DIURNAL SHOWER ACTIVITY ACROSS PUERTO
RICO...WITH ONLY ISOLATED TO SCATTERED SHOWER ACTIVITY EXPECTED
ACROSS THE VI AND COASTAL WATERS. MADE A FEW MINOR ADJUSTMENTS TO
PREVIOUS FORECAST...BUT DUE TO PERSISTENT WEATHER PATTERN AND VERY
FEW CHANGES IN LATEST COMPUTER MODELS...PREVIOUS FORECAST REMAINS
LARGELY IN TACT.

&&

.SJU WATCHES/WARNINGS/ADVISORIES...
PR...NONE.
VI...NONE.
&&

11/04

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
600 AM AST SUN MAY 27 2007

PRZ001>013-AMZ710>750-281000-
600 AM AST SUN MAY 27 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PUERTO RICO.

.TODAY AND TONIGHT...ISOLATED TO SCATTERED PASSING SHOWERS ARE
EXPECTED DURING THE MORNING HOURS...SPECIALLY OVER THE EASTERN AND
SOUTHERN SECTIONS OF PUERTO RICO. DURING THE AFTERNOON HOURS...THE
COMBINATION OF THE AVAILABLE LOW LEVEL MOISTURE WILL COMBINE WITH
DAYTIME HEATING...SEA BREEZES DEVELOPMENT IN SOME COASTAL
LOCATIONS...AND LOCAL TERRAIN EFFECTS...TO PRODUCE CLOUDINESS...
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS...MAINLY OVER THE
WESTERN...INTERIOR AND NORTHWESTERN SECTIONS OF PUERTO RICO. SOME OF
THIS ACTIVITY MAY SPREAD LATER TO THE NORTHERN COASTAL
MUNICIPALITIES. PERIODS OF MODERATE TO HEAVY RAINFALL MAY PRODUCE
LOCALIZED FLOODING MAINLY ALONG ROADWAYS WHERE THE DRAINAGE IS POOR.
THIS ACTIVITY WILL PERSIST UNTIL LATE AFTERNOON OR EARLY EVENING
HOURS.

.DAYS TWO THROUGH SEVEN...SHOWERS AND ISOLATED THUNDERSTORMS
DEVELOPMENT ARE LIKELY DURING THE AFTERNOONS OVER THE WESTERN...
INTERIOR AND NORTHWESTERN SECTIONS OF PUERTO RICO EACH DAY. THIS
WILL ONCE AGAIN LEAD TO MINOR NUISANCE FLOODING OF ROADWAYS AND
AREAS OF POOR DRAINAGE.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUESTED TODAY.

VIZ001-002-AMZ710>730-281000-
600 AM AST SUN MAY 27 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE U.S. VIRGIN ISLANDS.

.TODAY AND TONIGHT...ISOLATED TO SCATTERED PASSING SHOWERS ARE
EXPECTED TODAY AND TONIGHT ACROSS SOME OF THE LOCAL ISLANDS. NO
OTHER HAZARDOUS WEATHER IS EXPECTED.

.DAYS TWO THROUGH SEVEN...SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS ARE EXPECTED DOWN WIND FROM THE MAJOR ISLANDS IN
STREAMERS DURING THE AFTERNOONS. ISOLATED TO SCATTERED PASSING
SHOWERS ARE EXPECTED DURING THE NIGHT HOURS. NO OTHER
HAZARDOUS WEATHER IS EXPECTED.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY.

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER
DETAILS OR UPDATES.

FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE WEB
SITE FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS AT (ALL LOWERCASE
LETTERS): HTTP://WWW.SRH.NOAA.GOV/SJU

FROM YOUR PDA/PHONE: HTTP://MOBILE.SRH.NOAA.GOV OR
WWW.SRH.NOAA.GOV/WML

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
524 PM AST SUN MAY 27 2007

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0500 PM     WATER SPOUT      MAYAGUEZ                18.20N 67.14W
05/27/2007                   MAYAGUEZ           PR   EMERGENCY MNGR

            EMERGENCY MANAGEMENT REPORTED WATERSPOUT BETWEEN ANASCO
            AND MAYAGUEZ.

&&

ABTAHI