Caribbean - Central America Weather

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Re: Caribbean - Central America Weather Thread

#4541 Postby cycloneye » Fri May 07, 2010 11:51 am

Updated discussion by NWS San Juan


AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
1231 PM AST FRI MAY 7 2010

UPDATE...VISIBLE SATELLITE AND DOPPLER RADAR IMAGERY INDICATED
SCATTERED SHOWERS ACROSS THE U.S. VIRGIN ISLANDS AND THE LOCAL
ISLANDS. HOWEVER...THE HEAVIEST CONVECTION IS NOW LOCATED IN THE
NORTHEASTERN QUADRANT OF THE SURFACE DISTURBANCE. THE MOVEMENT OF
THIS SURFACE FEATURE IS AROUND 5 MPH TOWARD THE NORTHWEST. THE NAM
IS DOING A DECENT JOB INITIALIZING THE CONVECTION NORTH OF THE
U.S. VIRGIN ISLANDS AT 07/15Z...AND FORECAST THE MOTION OF THE
HEAVY CONVECTION JUST NORTH OF OUR LOCAL WATERS DURING THE
REMAINDER OF THE DAY. ALSO SHOWED MOST OF THE CONVECTION OVER THE
CENTRAL PORTIONS OF PUERTO RICO DURING THE AFTERNOON HOURS AND
THEN SPREAD THE SHOWERS ACROSS THE WESTERN SECTIONS. THE SHOWER
ACTIVITY WILL INCREASE OVER PUERTO RICO AFTER 07/18Z AND WILL
CONTINUE DURING AFTERNOON AND EVENING HOURS. SOME LOCALIZED
FLOODING MAY BE POSSIBLE IN ISOLATED AREAS. THE MODELS ARE STILL
SHOWING ENOUGH MOISTURE ACROSS THE REGION DURING THE WEEKEND...TO
PRODUCE SOME DIURNALLY INDUCED SHOWERS AND ISOLATED THUNDERSTORMS
OVER THE INTERIOR AND WESTERN SECTIONS OF PUERTO RICO EACH
AFTERNOON.

AVIATION...THE INFLUENCE OF A LOW LEVEL DISTURBANCE WILL PRODUCE
BRIEF MVFR CIGS AND VSBYS...WHEN THE SHRA PASS BY. THESE CONDS
WILL PERSIST ACROSS THE REGION THE REST OF TODAY. VFR CONDITIONS
EXPECTED ACROSS PR TAF SITES THROUGH 07/17Z...WHEN MVFR CONDS WILL
SPREAD ACROSS TJSJ...TJPS...TJBQ AND TJMZ AFT 07/18Z. PREVAILING
VFR CONDITIONS EXPECTED ACROSS TNCM AND TKPK TODAY. LATEST TJSJ AT
12Z SOUNDING SHOWED WINDS AT AROUND 10 MPH OR LESS FROM SFC TO 10
KFT...VEERING FROM NORTHEAST TO SOUTH.
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Re: Caribbean - Central America Weather Thread

#4542 Postby bvigal » Fri May 07, 2010 12:00 pm

Hi again all my neighbors! It's great to have this thread where weather-saavy local residents can report local conditions.

As to posting online reports from my location, I've already been doing that early every morning, 365 days/year, now in my 11th year. It takes me minimum of 2hrs every day, usually beginning around 7am with 2 updates by 8:30, and I give facts and products to support my opinion of how actual weather will agree with, or sometimes differ, from models/forecasts. When there is weather threatening public safety, especially marine, I post updates. I also produce customized reports of ship and airport data in the Eastern Caribbean, and have stored a massive database of historical data on both tropical systems, and local EC weather. http://www.weathercarib.com/today.htm

So please forgive my lack of contributions. I'm still reading and very interested to find out what my neighbors have to report!!
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Re: Caribbean - Central America Weather Thread

#4543 Postby cycloneye » Fri May 07, 2010 2:12 pm

:uarrow: Welcome back to our thread :)
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Re: Caribbean - Central America Weather Thread

#4544 Postby cycloneye » Fri May 07, 2010 2:14 pm

Afternoon discussion by NWS San Juan


AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
301 PM AST FRI MAY 7 2010

.SYNOPSIS...A LOW LEVEL DISTURBANCE AND ITS ASSOCIATED MOISTURE
LOCATED OVER THE EASTERN PORTION OF PUERTO RICO CONTINUES TO MOVE
NORTHWEST AWAY FROM THE LOCAL AREA TONIGHT THROUGH SATURDAY. IN
ADDITION...A MID LEVEL RIDGE WILL LINGER ACROSS THE LOCAL AREA
THROUGH EARLY SATURDAY...WITH A MID LEVEL TROUGH THEN APPROACHING
THE LOCAL REGION FROM THE NORTHWEST LATER SATURDAY THROUGH SUNDAY.


&&

.DISCUSSION...A LOW LEVEL DISTURBANCE LOCATED OVER THE EASTERN
PORTION OF PUERTO RICO WILL MOVE NORTHWEST AWAY FROM THE LOCAL AREA
TONIGHT THROUGH SATURDAY AS DEPICTED BY THE NAM 07/12Z RUN. AT
THIS TIME...THE ACTIVE WEATHER HAS REMAINED OVER THE REGIONAL
WATERS AND IS MAINLY CONCENTRATED IN AMZ715 AND AMZ725 EAST OF
SAINT JOHN. THE DISTURBANCE HAS TAKEN THE FORM OF AN INVERTED U
WITH ONE LEG CURRENTLY OVER EASTERN PUERTO RICO AND THE EASTERN
LEG WHERE THE ACTIVE WEATHER WAS DESCRIBED. THE AXIS OF THE
DISTURBANCE AND ITS ASSOCIATED MOISTURE WILL SPREAD CLOUDINESS AND
SCATTERED SHOWERS WESTWARD DURING THE NEXT 24 HOURS. CURRENT
MODELS SHOW ACTIVITY GROWING LATER THIS AFTERNOON AND CONTINUING
LATER THAN USUAL INTO THE NIGHT. THE GFS HAS NOT CAPTURED THE MESO
SCALE STRUCTURE OF THE DISTURBANCE LIKE THE NAM HAS AND THEREFORE
IS SPREADING TOO MUCH MOISTURE OVER A WIDE AREA.

MOISTURE WILL LINGER ACROSS THE LOCAL AREA SATURDAY THROUGH EARLY
SUNDAY AND SHOULD COMBINE WITH AN APPROACHING MID
LEVEL TROUGH AND CONVERGENCE OVER WESTERN PUERTO RICO TO PRODUCE
ADDITIONAL CLOUDINESS...AND AFTERNOON SHOWERS WITH ISOLATED
THUNDERSTORMS SATURDAY.

LOOKING AHEAD...TROUGHINESS WILL TEND TO LIFT AND WEAK RIDGING WILL
TAKE PLACE EARLY NEXT WEEK...BUT THE AVAILABLE MOISTURE WILL COMBINE
WITH LOCAL EFFECTS...TO PRODUCE SOME DIURNALLY INDUCED CLOUDINESS
AND SHOWERS EACH AFTERNOON.


&&

.AVIATION...
THE INFLUENCE OF A LOW LEVEL DISTURBANCE WILL PRODUCE INTERMITTENT
MVFR CONDITIONS AND MOUNTAIN OBSCURATIONS...WHEN THE SHRA PASS
BY. THESE CONDS WILL PERSIST ACROSS THE REGION THE REST OF TODAY
ACROSS MOST OF THE TAF SITES. WINDS WILL BE MAINLY FROM THE EAST
SOUTHEAST AT 10 TO 15 MPH WITH HIGHER GUSTS.

&&

.MARINE...TRANQUIL MARINE CONDITIONS ARE EXPECTED TO PREVAIL THROUGH
SUNDAY. LOCALLY ACTIVE WEATHER WILL OCCUR OVER PARTS OF THE REGIONAL
WATERS TONIGHT. WINDS AND SEAS ARE EXPECTED TO INCREASE ON LATE
TUESDAY THROUGH WEDNESDAY AND SMALL CRAFT ADVISORIES ARE
ANTICIPATED IN THE ATLANTIC BEGINNING WEDNESDAY AND SPREADING INTO
THE CARIBBEAN WEDNESDAY AFTERNOON AND THURSDAY.


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#4545 Postby Gustywind » Fri May 07, 2010 2:30 pm

Image
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Re: Caribbean - Central America Weather Thread

#4546 Postby cycloneye » Fri May 07, 2010 3:32 pm

FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
330 PM AST FRI MAY 7 2010

PRC029-031-087-119-072130-
/O.NEW.TJSJ.FA.Y.0087.100507T1930Z-100507T2130Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CANOVANAS PR-CAROLINA PR-LOIZA PR-RIO GRANDE PR-
330 PM AST FRI MAY 7 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY
FOR THE FOLLOWING MUNICIPALITIES...

IN PUERTO RICO
CANOVANAS...CAROLINA...LOIZA AND RIO GRANDE

* UNTIL 530 PM AST...DOPPLER RADAR INDICATED SHOWERS AND
THUNDERSTORMS WITH HEAVY RAINFALL IN THE ADVISORY AREA. THE HEAVIEST
RAINFALL IS NOW OCCURRING OVER THE NORTHEAST SECTIONS OF PUERTO
RICO...BETWEEN THE MUNICIPALITIES FROM RIO GRANDE WEST TO CAROLINA.
ESTIMATED RAINFALL ACCUMULATIONS ARE BETWEEN 1 TO 2 INCHES...AND
ADDITIONAL AMOUNTS OF AN INCH OR MORE IS POSSIBLE AT LEAST UNTIL
5:30 PM AST.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
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Re: Caribbean - Central America Weather Thread

#4547 Postby cycloneye » Fri May 07, 2010 3:33 pm

FLASH FLOOD WARNING
PRC119-072245-
/O.NEW.TJSJ.FF.W.0021.100507T1949Z-100507T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
349 PM AST FRI MAY 7 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
THE FOLLOWING MUNICIPALITY

IN PUERTO RICO
RIO GRANDE

* UNTIL 645 PM AST

* AT 347 PM AST...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
HEAVY RAINFALL ACROSS NORTHEAST SECTIONS OF PUERTO RICO. THIS
RAINFALL IS LEADING TO RAPID RISES IN SMALL STREAMS AND
CREEKS...INCLUDING THE RIO ESPIRITU SANTOS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 1835 6583 1843 6584 1845 6576 1840 6577

$$

EM

ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN
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Re: Caribbean - Central America Weather Thread

#4548 Postby cycloneye » Fri May 07, 2010 4:40 pm

FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
522 PM AST FRI MAY 7 2010

PRC021-031-061-087-127-072315-
/O.NEW.TJSJ.FA.Y.0088.100507T2122Z-100507T2315Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BAYAMON PR-GUAYNABO PR-CAROLINA PR-SAN JUAN PR-LOIZA PR-
522 PM AST FRI MAY 7 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY
FOR THE FOLLOWING MUNICIPALITIES...

IN PUERTO RICO
BAYAMON...GUAYNABO...CAROLINA...SAN JUAN AND LOIZA

* UNTIL 715 PM AST

* AT 520 PM AST DOPPLER RADAR ESTIMATED MODERATE TO HEAVY RAIN IN
THE ADVISORY AREA. THE HEAVIEST RAINFALL IS NOW OCCURRING OVER THE
MUNICIPALITIES OF CAROLINA AND BAYAMON. ESTIMATED RAINFALL
ACCUMULATIONS ARE BETWEEN 1 TO 2 INCHES...AND ADDITIONAL AMOUNTS OF
AN INCH OR MORE IS POSSIBLE AT LEAST UNTIL 7:15 PM AST.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
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Re: Caribbean - Central America Weather Thread

#4549 Postby cycloneye » Fri May 07, 2010 5:43 pm

FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
635 PM AST FRI MAY 7 2010

VIC020-080030-
/O.NEW.TJSJ.FA.Y.0090.100507T2235Z-100508T0030Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAINT JOHN VI-
635 PM AST FRI MAY 7 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY
FOR THE FOLLOWING ISLAND...

IN THE U.S. VIRGIN ISLANDS
SAINT JOHN

* UNTIL 830 PM AST

* AT 634 PM AST DOPPLER RADAR INDICATED VERY HEAVY RAIN OVER SAINT
JOHNS WITH UP TO THREE INCHES OF RAIN IN AN HOUR. AN ADDITIONAL ONE
TO TWO INCHES WILL BE POSSIBLE THROUGH 830 PM.

EXCESSIVE RUNOFF FROM WILL CAUSE FLOODING OF SMALL CREEKS AND GUTS...
AND LOW SPOTS IN HIGHWAYS. ADDITIONALLY...ROADS AND LAND ALONG THE
BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO
FLOODING.
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#4550 Postby Gustywind » Fri May 07, 2010 6:16 pm

A little earthquake have been felt in Guadeloupe during the last 3 minutes ! Nothing serious but a small tremor... I felt it nicely on my chair.
Gustywind
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#4551 Postby Gustywind » Fri May 07, 2010 6:28 pm

Here is the details of this quake...
Magnitude 5.3 - GUADELOUPE REGION, LEEWARD ISLANDS
2010 May 07 23:12:08 UTC
DetailsMapsEarthquake Details
Magnitude 5.3 (Preliminary magnitude — update expected within 15 minutes)
Date-Time Friday, May 07, 2010 at 23:12:08 UTC
Friday, May 07, 2010 at 07:12:08 PM at epicenter

Location 16.620°N, 60.570°W
Depth 33 km (20.5 miles) set by location program
Region GUADELOUPE REGION, LEEWARD ISLANDS
Distances 63 km (40 miles) ENE (57°) from La D�sirade, La D�sirade, Guadeloupe
85 km (53 miles) ENE (62°) from Saint-Fran�ois, Grande-Terre, Guadeloupe
88 km (55 miles) ENE (68°) from Le Moule, Grande-Terre, Guadeloupe
142 km (88 miles) ENE (61°) from BASSE-TERRE, Guadeloupe
405 km (251 miles) NNW (345°) from BRIDGETOWN, Barbados

Location Uncertainty Error estimate not available
Parameters NST=019, Nph=019, Dmin=0 km, Rmss=0.91 sec, Gp=187°,
M-type="moment" magnitude from initial P wave (tsuboi method) (Mi/Mwp), Version=A
Source NOAA Pacific Tsunami Warning Center

Event ID pt10127002
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Re: Caribbean - Central America Weather Thread

#4552 Postby cycloneye » Fri May 07, 2010 7:01 pm

FLASH FLOOD WARNING
PRC051-091-143-145-080245-
/O.NEW.TJSJ.FF.W.0022.100507T2348Z-100508T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
748 PM AST FRI MAY 7 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
THE FOLLOWING MUNICIPALITIES

IN PUERTO RICO
VEGA ALTA
DORADO
MANATI
VEGA BAJA

* UNTIL 1045 PM AST

* AT 736 PM AST...NATIONAL WEATHER SERVICE METEOROLOGIST DETECTED
VERY HEAVY RAINFALL ACROSS NORTH CENTRAL SECTIONS OF PUERTO RICO.
THE LOCAL EMERGENCY MANAGEMENT HAVE REPORTED SEVERAL FLOODED
STREETS. THE POTENTIAL FOR FLASH FLOODING AND POSSIBLE MUDSLIDES
ACROSS THESE SECTORS WILL REMAIN HIGH THROUGH 1045 PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.
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Re: Caribbean - Central America Weather Thread

#4553 Postby cycloneye » Fri May 07, 2010 9:33 pm


AREA FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE SAN JUAN PR
1011 PM AST FRI MAY 7 2010

.UPDATE...REALLY CONCERNED ABOUT FLASH FLOODING ACROSS NORTHEAST
PR OVERNIGHT WHERE ALMOST ISSUED A FLASH FLOOD WATCH FOR THE
OVERNIGHT HOURS. WINDS EXPECTED TO SHIFT TO THE SOUTHEAST
OVERNIGHT BEHIND SFC TROUGH/EASTERLY WAVE NOW OVR THE MONA
PASSAGE. THESE SOUTHEAST WINDS WILL CONTINUE TO FEED DEEP MOISTURE
INTO THE AREA AND ALLOW FOR REPEATED CELL ACTIVITY ACROSS
NORTHEAST PUERTO RICO OVERNIGHT INTO EARLY SATURDAY. SEVERAL INCHES
OF RAIN POSSIBLE IN JUST A COUPLE OF HOURS.

EXPECTING AN ACTIVE DAY TOMORROW NORTH OF THE CORDILLERA CENTRAL
AS STEERING WINDS BECOME MORE FROM THE SOUTHEAST.
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Re: Caribbean - Central America Weather Thread

#4554 Postby cycloneye » Sat May 08, 2010 5:17 am

Good morning to all. Another rainy day for Puerto Rico & Virgin Islands.


AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
536 AM AST SAT MAY 8 2010

.SYNOPSIS...A MID LEVEL RIDGE WILL LINGER ACROSS THE LOCAL AREA
EARLY TODAY...BEFORE HEIGHTS BEGIN TO FALL AS A MID LEVEL TROUGH
GRADUALLY APPROACHES THE LOCAL AREA FROM THE WEST THROUGH NORTHWEST
LATER TODAY THROUGH SUNDAY. A LOW LEVEL TROUGH STRETCHED ACROSS
PUERTO RICO EARLY THIS MORNING...WILL CONTINUE MOVING SLOWLY WEST
ACROSS THE REMAINDER OF THE LOCAL AREA TODAY AND THEN AWAY FROM
THE REGION TONIGHT.

&&

.DISCUSSION...AS NOTED ABOVE...A LOW LEVEL TROUGH STRETCHED
ACROSS PUERTO RICO EARLY THIS MORNING...WILL CONTINUE MOVING
SLOWLY WEST ACROSS THE REMAINDER OF THE LOCAL AREA TODAY AND THEN
AWAY FROM THE REGION TONIGHT. THIS FEATURE AND ITS ASSOCIATED
MOISTURE WILL CONTINUE TO INTERACT WITH LOCAL EFFECTS THIS
MORNING...AND THEN THE APPROACHING MID LEVEL TROUGH AND
ASSOCIATED WEAK UPPER LEVEL DIVERGENCE DURING THE AFTERNOON
HOURS...TO PRODUCE A GOOD DEAL OF CLOUDINESS...SCATTERED TO
NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS OVER PARTS OF THE
LOCAL ISLANDS...BUT ESPECIALLY THE INTERIOR...WEST AND NORTHWEST
SECTIONS OF PUERTO RICO THIS AFTERNOON. A FEW LOCATIONS WILL
AGAIN RECEIVE PERIODS OF HEAVY RAINFALL WHICH WILL RESULT IN URBAN
AND SMALL STREAM FLOODING...WITH THE POTENTIAL FOR VERY LOCALIZED
FLASH AND RIVER FLOODING. FOR SUNDAY...ALTHOUGH NOT AS PLENTIFUL
AS TODAY OR FRIDAY...MOISTURE WILL STILL LINGER ACROSS THE LOCAL
AREA AND SHOULD COMBINE WITH AFOREMENTIONED MID LEVEL TROUGH...
UPPER JET DYNAMICS AND LOCAL EFFECTS TO PRODUCE SOME ADDITIONAL
CLOUDINESS...SHOWERS AND ISOLATED THUNDERSTORMS OVER PARTS OF THE
LOCAL ISLANDS FOR SUNDAY AFTERNOON. LOOKING AHEAD...AS MENTIONED
YESTERDAY...ALTHOUGH TROUGHINESS WILL TEND TO GRADUALLY LIFT AND
WEAK RIDGING WILL TAKE PLACE EARLY NEXT WEEK...THERE STILL SHOULD
BE ENOUGH MOISTURE AROUND MONDAY AND TUESDAY TO COMBINE WITH LOCAL
EFFECTS...TO PRODUCE SOME DIURNALLY INDUCED CLOUDINESS...SHOWERS
AND ISOLATED THUNDERSTORMS EACH AFTERNOON.

&&

.AVIATION...EXPECT PREVAILING VFR CONDITIONS ACROSS MOST OF THE
LOCAL ISLANDS AND TAF SITES DURING THE NEXT 24 HOURS. HOWEVER...
AREAS OF MVFR AND BRIEF IFR CONDITIONS WILL CONTINUE THROUGH
ABOUT 08/13Z...MAINLY ACROSS THE ATLANTIC COASTAL WATERS OF PUERTO
RICO AND THE U.S. VIRGIN ISLANDS...IN SHRA AND ISOLATED TSRA.
THEN...BRIEF MVFR OR IFR CONDITIONS AND LOCAL MOUNTAIN
OBSCURATIONS WILL DEVELOP...MAINLY OVER THE INTERIOR...WEST AND
NORTHWEST SECTIONS OF PUERTO RICO AFT 08/15Z OR 08/16Z AND LINGER
THROUGH AT LEAST 08/22Z...IN SCATTERED TO NUMEROUS SHRA AND
ISOLATED TSRA.

&&

.MARINE...GENERALLY EXPECT WINDS OF 18 KNOTS OR LESS AND SEAS OF
4 FEET OR LESS ACROSS THE REGIONAL WATERS THROUGH AT LEAST MONDAY.
LOCALLY ACTIVE WEATHER WILL OCCUR OVER PARTS OF THE REGIONAL
WATERS AGAIN TODAY.

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Re: Caribbean - Central America Weather Thread

#4555 Postby cycloneye » Sat May 08, 2010 10:42 am

WEATHER SUMMARY FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
1112 AM AST SAT MAY 8 2010

PARTLY TO MOSTLY CLOUDY SKIES PREVAILED ACROSS PUERTO RICO...CULEBRA
AND VIEQUES DURING THE MORNING HOURS. NWS DOPPLER RADAR DETECTED
SCATTERED TO NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS OVER THE
REGIONAL WATERS...MAINLY OVER THE ATLANTIC WATERS. AT 11:00 AM AST...
SHOWERS HAVE BEGUN TO DEVELOP OVER LAND AREAS...ESPECIALLY ACROSS
THE INTERIOR AND WESTERN PORTIONS OF PUERTO RICO. WINDS WERE LIGHT
AND VARIABLE.

A LOW LEVEL TROUGH LOCATED OVER THE LOCAL AREA WILL INDUCE SHOWER
ACTIVITY ACROSS PUERTO RICO...ESPECIALLY OVER THE INTERIOR...WEST...AND
NORTHWESTERN SECTIONS. THESE SHOWERS WILL BE CAPABLE OF PRODUCING
LOCALLY HEAVY RAIN...THEREFORE URBAN AND SMALL STREAM FLOODING
WILL ALSO BE LIKELY IN SOME AREAS. LINGERING MOISTURE AND
FAVORABLE ATMOSPHERIC CONDITIONS...WILL THEN LIKELY RESULT IN
OCCASIONALLY UNSETTLED WEATHER ACROSS THE LOCAL ISLANDS THROUGH AT
LEAST SUNDAY AFTERNOON.

ACROSS THE LOCAL WATERS...MARINERS CAN EXPECT SEAS UP TO 4 FEET
AND WINDS UP TO 16 KNOTS ACROSS THE LOCAL WATERS TODAY.
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Re: Caribbean - Central America Weather Thread

#4556 Postby cycloneye » Sat May 08, 2010 11:37 am

Here is the first flood advisory for today.I suspect quite a few of these will come out. I will send some of this rain to the islands that need it. :)

FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
1211 PM AST SAT MAY 8 2010

PRC029-031-087-103-119-081900-
/O.NEW.TJSJ.FA.Y.0091.100508T1611Z-100508T1900Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NAGUABO PR-CANOVANAS PR-CAROLINA PR-LOIZA PR-RIO GRANDE PR-
1211 PM AST SAT MAY 8 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY
FOR THE FOLLOWING MUNICIPALITIES...

IN PUERTO RICO
NAGUABO...CANOVANAS...CAROLINA...LOIZA AND RIO GRANDE

* UNTIL 300 PM AST

* AT 1206 PM AST NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
HEAVY RAINFALL ACROSS SECTIONS OF NORTHEASTERN PUERTO RICO. THIS
SHOWER ACTIVITY WILL HAVE THE CAPABILITY OF PRODUCING RAPID RISES IN
SMALL STREAMS AND CREEKS...AS WELL AS MINOR FLOODING ALONG
ROADWAYS...THROUGH AT LEAST 3:00 PM AST.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
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Re: Caribbean - Central America Weather Thread

#4557 Postby cycloneye » Sat May 08, 2010 12:26 pm

FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
114 PM AST SAT MAY 8 2010

PRC021-061-127-082015-
/O.NEW.TJSJ.FA.Y.0092.100508T1714Z-100508T2015Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BAYAMON PR-GUAYNABO PR-SAN JUAN PR-
114 PM AST SAT MAY 8 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY
FOR THE FOLLOWING MUNICIPALITIES...

IN PUERTO RICO
BAYAMON...GUAYNABO AND SAN JUAN

* UNTIL 415 PM AST

* AT 111 PM AST NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
HEAVY RAINFALL ACROSS SAN JUAN METROPOLITAN AREA. THIS SHOWER
ACTIVITY WILL HAVE THE CAPABILITY OF PRODUCING RAPID RISES IN SMALL
STREAMS AND CREEKS...AS WELL AS MINOR FLOODING ALONG
ROADWAYS...THROUGH AT LEAST 4:15 PM AST.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
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Re: Caribbean - Central America Weather Thread

#4558 Postby cycloneye » Sat May 08, 2010 12:51 pm

FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
147 PM AST SAT MAY 8 2010

PRC021-033-047-051-061-105-127-135-137-143-145-082045-
/O.NEW.TJSJ.FA.Y.0093.100508T1747Z-100508T2045Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BAYAMON PR-COROZAL PR-NARANJITO PR-TOA ALTA PR-VEGA ALTA PR-DORADO
PR-GUAYNABO PR-CATANO PR-VEGA BAJA PR-SAN JUAN PR-TOA BAJA PR-146 PM
AST SAT MAY 8 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY
FOR THE FOLLOWING MUNICIPALITIES...

IN PUERTO RICO
BAYAMON...COROZAL...NARANJITO...TOA ALTA...VEGA ALTA...DORADO...
GUAYNABO...CATANO...VEGA BAJA...SAN JUAN AND TOA BAJA

* UNTIL 445 PM AST

* AT 146 PM AST NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
HEAVY RAINFALL ACROSS THESE AREAS. THIS SHOWER ACTIVITY WILL HAVE
THE CAPABILITY OF PRODUCING RAPID RISES IN SMALL STREAMS AND
CREEKS...AS WELL AS MINOR FLOODING ALONG ROADWAYS...THROUGH AT LEAST
4:45 PM AST.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
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Re: Caribbean - Central America Weather Thread

#4559 Postby cycloneye » Sat May 08, 2010 1:02 pm

FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
157 PM AST SAT MAY 8 2010

PRC001-013-027-065-071-073-081-115-141-082100-
/O.NEW.TJSJ.FA.Y.0095.100508T1757Z-100508T2100Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ISABELA PR-JAYUYA PR-ADJUNTAS PR-QUEBRADILLAS PR-UTUADO PR-LARES PR-
CAMUY PR-HATILLO PR-ARECIBO PR-
157 PM AST SAT MAY 8 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY
FOR THE FOLLOWING MUNICIPALITIES...

IN PUERTO RICO
ISABELA...JAYUYA...ADJUNTAS...QUEBRADILLAS...UTUADO...LARES...
CAMUY...HATILLO AND ARECIBO

* UNTIL 500 PM AST

* AT 155 PM AST NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
HEAVY RAINFALL ACROSS THESE AREAS. THIS SHOWER ACTIVITY WILL HAVE
THE CAPABILITY OF PRODUCING RAPID RISES IN SMALL STREAMS AND
CREEKS...AS WELL AS MINOR FLOODING ALONG ROADWAYS...THROUGH AT LEAST
5:00 PM AST.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
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Re: Caribbean - Central America Weather Thread

#4560 Postby cycloneye » Sat May 08, 2010 2:10 pm

FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
253 PM AST SAT MAY 8 2010

PRC089-119-082200-
/O.NEW.TJSJ.FA.Y.0097.100508T1853Z-100508T2200Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LUQUILLO PR-RIO GRANDE PR-
253 PM AST SAT MAY 8 2010

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY
FOR THE FOLLOWING MUNICIPALITIES...

IN PUERTO RICO
LUQUILLO AND RIO GRANDE

* UNTIL 600 PM AST

* AT 253 PM AST NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
HEAVY RAINFALL ACROSS THESE AREAS. THIS SHOWER ACTIVITY WILL HAVE
THE CAPABILITY OF PRODUCING RAPID RISES IN SMALL STREAMS AND
CREEKS...AS WELL AS MINOR FLOODING ALONG ROADWAYS...THROUGH AT LEAST
6:00 PM AST.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
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