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Tropical Depression Harvey Forecast Advisory (Text)


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000
WTNT24 KNHC 232035
TCMAT4

TROPICAL DEPRESSION HARVEY FORECAST/ADVISORY NUMBER  13
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092017
2100 UTC WED AUG 23 2017

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A STORM SURGE WATCH IS IN EFFECT FOR...
* PORT MANSFIELD TO HIGH ISLAND

A HURRICANE WATCH IS IN EFFECT FOR...
* NORTH OF PORT MANSFIELD TO SAN LUIS PASS

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* BOCA DE CATAN MEXICO TO PORT MANSFIELD TEXAS
* NORTH OF SAN LUIS PASS TO HIGH ISLAND

A STORM SURGE WATCH MEANS THERE IS A POSSIBILITY OF LIFE-
THREATENING INUNDATION... FROM RISING WATER MOVING INLAND FROM THE
COASTLINE...IN THE INDICATED LOCATIONS DURING THE NEXT 48 HOURS.
FOR A DEPICTION OF AREAS AT RISK...PLEASE SEE THE NATIONAL WEATHER
SERVICE STORM SURGE WATCH/WARNING GRAPHIC...AVAILABLE AT
HURRICANES.GOV.

A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA.  A WATCH IS TYPICALLY ISSUED 48 HOURS
BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE
WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR
DANGEROUS.

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.

INTERESTS IN SOUTHWESTERN LOUISIANA SHOULD CONTINUE TO MONITOR THE
PROGRESS OF THIS SYSTEM.

TROPICAL DEPRESSION CENTER LOCATED NEAR 21.6N  92.6W AT 23/2100Z
POSITION ACCURATE WITHIN  30 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 320 DEGREES AT   2 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1005 MB
MAX SUSTAINED WINDS  30 KT WITH GUSTS TO  40 KT.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.

REPEAT...CENTER LOCATED NEAR 21.6N  92.6W AT 23/2100Z
AT 23/1800Z CENTER WAS LOCATED NEAR 21.5N  92.5W

FORECAST VALID 24/0600Z 22.4N  93.0W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 60NE   0SE   0SW   0NW.

FORECAST VALID 24/1800Z 23.8N  93.9W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 70NE  50SE  30SW  50NW.

FORECAST VALID 25/0600Z 25.1N  95.2W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 40NE   0SE   0SW   0NW.
34 KT... 90NE  70SE  40SW  60NW.

FORECAST VALID 25/1800Z 26.4N  96.3W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 50NE  40SE  20SW  30NW.
34 KT...120NE  90SE  50SW  80NW.

FORECAST VALID 26/1800Z 28.6N  97.3W...INLAND
MAX WIND  50 KT...GUSTS  60 KT.
50 KT...  0NE  30SE   0SW   0NW.
34 KT... 60NE  90SE  30SW  30NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 27/1800Z 29.0N  97.3W...INLAND
MAX WIND  35 KT...GUSTS  45 KT.

OUTLOOK VALID 28/1800Z 29.0N  96.5W...INLAND
MAX WIND  35 KT...GUSTS  45 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.6N  92.6W

NEXT ADVISORY AT 24/0300Z

$$
FORECASTER PASCH



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Page last modified: Wednesday, 23-Aug-2017 20:36:21 UTC