Alert archive / Puerto Rico / Small Craft Advisories in 2010

Small Craft Advisory 56, NWS JSJ

October 1, 2010

NWS JSJ issued this small craft advisory at Oct 1, 2010, 9:03 PM CDT. It took effect at Oct 2, 2010, 11:00 AM CDT. It was in force for 6 days.

The area

The counties it named.

The facts

Issued
Oct 1, 2010, 9:03 PM CDT (02:03 UTC)
In effect from
Oct 2, 2010, 11:00 AM CDT
Expired
Oct 8, 2010, 9:56 AM CDT
In force
6 days
Issued by
NWS JSJ

What forecasters said that day

The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS JSJ wrote its last area forecast discussion before this small craft advisory went out at Oct 1, 1:43 PM CDT, 7 hours 20 minutes earlier.

Area forecast discussion, Oct 1, 1:43 PM CDT, 7 hours 20 minutes before
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Hazardous weather outlook, Oct 1, 5:37 AM CDT, 15 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK FOR PUERTO RICO AND THE U.S. VIRGIN
ISLANDS
NATIONAL WEATHER SERVICE SAN JUAN PR
637 AM AST FRI OCT 1 2010

AMZ710>745-PRZ001>013-021000-
SAN JUAN AND VICINITY-NORTHEAST-SOUTHEAST-EASTERN INTERIOR-
NORTH CENTRAL-CENTRAL INTERIOR-PONCE AND VICINITY-NORTHWEST-
WESTERN INTERIOR-MAYAGUEZ AND VICINITY-SOUTHWEST-CULEBRA-VIEQUES-
THE NEARSHORE AND OFF SHORE ATLANTIC AND CARIBBEAN COASTAL WATERS-
637 AM AST FRI OCT 1 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PUERTO RICO AND THE
ADJACENT COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

SEA BREEZE CONVERGENCE COMBINED WITH LOW LEVEL MOISTURE...DIURNAL
HEATING AND FAVORABLE ATMOSPHERIC CONDITIONS WILL INDUCE SHOWERS
AND THUNDERSTORMS ACROSS THE INTERIOR...NORTHWEST AND WEST SECTIONS
OF PUERTO RICO AND POSSIBLY THE SAN JUAN METRO AREA EARLY THIS
AFTERNOON. DUE TO ALREADY SATURATED SOILS...ANY ADDITIONAL RAINFALL
WILL LIKELY RESULT IN RAPID RISES IN SMALL STREAMS AND CREEKS AS
WELL AS INCREASE THE POTENTIAL FOR MUDSLIDES IN AREAS OF STEEP
TERRAIN.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A TROPICAL WAVE EAST OF THE LESSER ANTILLES IS STILL EXPECTED TO
APPROACH THE LOCAL REGION OVER THE WEEKEND AND MAINTAIN MOIST AND
UNSTABLE CONDITIONS WITH A GOOD CHANCE OF AN ACTIVE WEATHER
PATTERN OVER THE WEEKEND AND INTO THE EARLY PART OF NEXT WEEK.
THEREFORE...URBAN AND SMALL STREAM FLOODING IS ANTICIPATED...WITH
THE POTENTIAL FOR FLASH AND RIVER FLOODING AS WELL AS MUDSLIDES IN
AREAS OF STEEP TERRAIN. EMERGENCY MANAGERS ARE STRONGLY ENCOURAGED
TO MONITOR LATEST FORECASTS THROUGHOUT THE WEEKEND. PLEASE ALSO
REFER TO LATEST HYDROLOGIC OUTLOOK FOR MORE DETAILS ON FLOODING
POTENTIAL NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.
HOWEVER...RAINFALL REPORTS OF GREATER THAN 3 INCHES AND/OR
FLOODING REPORTS WOULD BE GREATLY APPRECIATED.

AMZ715-725-VIZ001-002-021000-
ST. THOMAS ST. JOHN ADJACENT ISLANDS-ST CROIX-
NEARSHORE ATLANTIC AND ADJACENT CARIBBEAN COASTAL WATERS-
637 AM AST FRI OCT 1 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE U.S. VIRGIN ISLANDS AND
THE ADJACENT COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

SHOWERS AND THUNDERSTORMS WILL CONTINUE MOVING ACROSS THE LOCAL
ISLANDS FROM TIME TO TIME. THEREFORE...INTERVALS OF CLOUDINESS AND
MODERATE TO LOCALLY HEAVY RAIN ARE ANTICIPATED TODAY.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A TROPICAL WAVE EAST OF THE LESSER ANTILLES IS EXPECTED TO
APPROACH THE LOCAL REGION OVER THE WEEKEND AND MAINTAIN MOIST AND
UNSTABLE CONDITIONS WITH A GOOD CHANCE OF AN ACTIVE WEATHER
PATTERN OVER THE WEEKEND AND INTO THE EARLY PART OF NEXT WEEK.
THEREFORE...URBAN AND SMALL STREAM FLOODING ARE ANTICIPATED...WITH
THE POTENTIAL FOR FLASH AND GUT FLOODING AS WELL AS MUDSLIDES IN
AREAS OF STEEP TERRAIN. PLEASE REFER TO THE HYDROLOGIC OUTLOOK FOR
MORE DETAILS ON FLOODING POTENTIAL. EMERGENCY MANAGERS ARE STRONGLY
ENCOURAGED TO MONITOR LATEST FORECASTS THROUGHOUT THE WEEKEND.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.
HOWEVER...RAINFALL REPORTS OF GREATER THAN 3 INCHES AND/OR
FLOODING REPORTS WOULD BE GREATLY APPRECIATED.

In the hours before

Local storm report, Oct 1, 6:11 PM CDT, 2 hours 52 minutes before
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Local storm report, Oct 1, 6:48 PM CDT, 2 hours 15 minutes before
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The office that day

Everything else NWS JSJ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 1, 8:38 PM CDTAreal Flood WarningJSJ14 hr
Oct 1, 9:41 PM CDTAreal Flood WarningJSJ3 hr
Oct 2, 2:05 AM CDTFlash Flood WatchJSJ7 days
Oct 2, 1:21 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 2, 2:37 PM CDTAreal Flood AdvisoryJSJ3 hr

Nearby

Small Craft Advisories in Puerto Rico, 2010Every small craft advisory in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.