Alert archive / U.S. Virgin Islands / Flash Flood Warnings in 2010

Flash Flood Warning 96, NWS JSJ

October 6, 2010

NWS JSJ issued this flash flood warning at Oct 6, 2010, 10:59 AM CDT. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 6, 2010, 10:59 AM CDT (15:59 UTC)
Expired: Oct 6, 2010, 3:00 PM CDT
In force: 4 hr
Issued by: NWS JSJ
Area: Storm-based polygon
Flood severity: None

What forecasters said that day

The local office's own words before this flash flood warning 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 flash flood warning went out at Oct 6, 9:07 AM CDT, 1 hour 52 minutes earlier.

Area forecast discussion, Oct 6, 9:07 AM CDT, 1 hour 52 minutes before

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Hazardous weather outlook, Oct 6, 5:40 AM CDT, 5 hours 19 minutes before

HAZARDOUS WEATHER OUTLOOK FOR PUERTO RICO AND THE U.S. VIRGIN
ISLANDS
NATIONAL WEATHER SERVICE SAN JUAN PR
640 AM AST WED OCT 6 2010

AMZ710>745-PRZ001>013-071045-
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-
640 AM AST WED OCT 6 2010

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

.DAY ONE...TODAY AND TONIGHT
NEWLY FORMED SUBTROPICAL DEPRESSION 17 LOCATED OVER 200 MILES
NORTH NORTHWEST OF LOCAL AREA IWLL CONTINUE TO BRING MORE TROPICAL
MOISTURE ACROSS THE REGION AS IT SLOWLY LIFTS NORTH NORTHWEST.
SOILS ACROSS THE ISLANDS REMAIN AT OR NEAR SATURATION...AND RIVER
AND STREAMS ACROSS MUCH OF PUERTO RICO CONTINUE AT HIGH LEVELS.
ANY ADDITIONAL MODERATE TO HEAVY RAINFALL WILL ONLY AGGRAVATE THE
SITUATION AND LEAD TO FLASH AND RIVER FLOODING.IN ADDITION...
MUDSLIDES WILL REMAIN POSSIBLE IN AREAS OF STEEP TERRAIN DUE TO
LOOSE SOIL

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
SUBTROPICAL DEPRESSION 17 WILL CONTINUE TO PULL TROPICAL MOISTURE
ACROSS THE REGION ON THURSDAY AS IT SLOWLY MOVES AWAY FROM THE
AREA. POTENTIAL FOR SHOWERS AND ISOLATED THUNDERSTORM DEVELOPMENT
EACH DAY WILL REMAIN HIGH AND THIS WILL LEAD TO AT LEAST URBAN
AND SMALL STREAM FLOODING AND POSSIBLY SOME RIVER FLOODING...ESPECIALLY
DURING THE AFTERNOON AND EARLY EVENING HOURS.

.SPOTTER INFORMATION STATEMENT...SIGNIFICANT RAINFALL
ACCUMULATIONS AND/OR FLOODING REPORTS WOULD BE GREATLY
APPRECIATED.

AMZ715-725-VIZ001-002-071045-
ST. THOMAS ST. JOHN ADJACENT ISLANDS-ST CROIX-
NEARSHORE ATLANTIC AND ADJACENT CARIBBEAN COASTAL WATERS-
640 AM AST WED OCT 6 2010

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

.DAY ONE...TODAY AND TONIGHT
NEWLY FORMED SUBTROPICAL DEPRESSION 17 LOCATED OVER 200 MILES
NORTH NORTHWEST OF LOCAL AREA IWLL CONTINUE TO BRING MORE TROPICAL
MOISTURE ACROSS THE REGION AS IT SLOWLY LIFTS NORTH NORTHWEST.
SOIL ACROSS THE ISLANDS REMAIN AT OR NEAR SATURATION...AND
ANY ADDITIONAL MODERATE TO HEAVY RAINFALL WILL ONLY AGGRAVATE THE
SITUATION AND LEAD TO AT LEASE SOME URBAN AND SMALL STREAM
FLOODING. IN ADDITION... MUDSLIDES WILL REMAIN POSSIBLE IN AREAS
OF STEEP TERRAIN DUE TO LOOSE SOIL.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
SUBTROPICAL DEPRESSION 17 WILL CONTINUE TO PULL TROPICAL MOISTURE
ACROSS THE REGION ON THURSDAY AS IT SLOWLY MOVES AWAY FROM THE
AREA. POTENTIAL FOR SHOWERS AND ISOLATED THUNDERSTORM DEVELOPMENT
EACH DAY WILL REMAIN HIGH AND THIS WILL LEAD TO AT LEAST URBAN
AND SMALL STREAM FLOODING AND POSSIBLY SOME RIVER FLOODING...ESPECIALLY
DURING THE AFTERNOON AND EARLY EVENING HOURS.

.SPOTTER INFORMATION STATEMENT...SIGNIFICANT RAINFALL
ACCUMULATIONS AND/OR FLOODING REPORTS WOULD BE GREATLY
APPRECIATED.

In the hours before

Local storm report, Oct 6, 8:10 AM CDT, 2 hours 49 minutes before

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Local storm report, Oct 6, 8:54 AM CDT, 2 hours 5 minutes before

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Local storm report, Oct 6, 9:58 AM CDT, 1 hour 1 minute before

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The office that day

Everything else NWS JSJ issued on the same UTC day.

Issued	Product	Office	Lasted
Oct 5, 7:14 PM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 5, 9:03 PM CDT	Flash Flood Warning	JSJ	3 hr
Oct 5, 9:20 PM CDT	Areal Flood Warning	JSJ	8 hr
Oct 6, 12:13 AM CDT	Flash Flood Warning	JSJ	7 hr
Oct 6, 12:17 AM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 6, 12:22 AM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 6, 3:23 AM CDT	Areal Flood Advisory	JSJ	4 hr
Oct 6, 4:24 AM CDT	Small Craft Advisory	JSJ	54 hr
Oct 6, 7:14 AM CDT	Flash Flood Warning	JSJ	4 hr
Oct 6, 7:24 AM CDT	Areal Flood Advisory	JSJ	2 hr
Oct 6, 11:15 AM CDT	Special Marine Warning	JSJ	2 hr
Oct 6, 2:55 PM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 6, 4:00 PM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 6, 4:22 PM CDT	Areal Flood Advisory	JSJ	113 min
Oct 6, 5:10 PM CDT	Special Marine Warning	JSJ	20 min
Oct 6, 6:38 PM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 5, 7:15 PM CDT	Areal Flood Advisory	JSJ	4 hr
Oct 5, 8:34 PM CDT	Flash Flood Warning	JSJ	11 hr
Oct 5, 8:55 PM CDT	Areal Flood Advisory	JSJ	7 hr
Oct 6, 3:50 AM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 6, 7:07 AM CDT	Flash Flood Warning	JSJ	4 hr
Oct 6, 7:49 AM CDT	Flash Flood Warning	JSJ	12 hr

Nearby

Flash Flood Warnings in U.S. Virgin Islands, 2010 Every flash flood warning 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.