Hurricane Harvey

Forecast Advisory 26

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562
WTNT24 KNHC 262035
TCMAT4

TROPICAL STORM HARVEY FORECAST/ADVISORY NUMBER 26
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092017
2100 UTC SAT AUG 26 2017

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A STORM SURGE WARNING IS IN EFFECT FOR...
* PORT ARANSAS TO HIGH ISLAND TEXAS

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* BAFFIN BAY TO HIGH ISLAND TEXAS

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

TROPICAL STORM CENTER LOCATED NEAR 29.1N 97.6W AT 26/2100Z
POSITION ACCURATE WITHIN 10 NM

PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT 0 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 990 MB
MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT.
50 KT....... 50NE 50SE 20SW 40NW.
34 KT....... 75NE 100SE 30SW 50NW.
12 FT SEAS..150NE 150SE 0SW 0NW.
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 29.1N 97.6W AT 26/2100Z
AT 26/1800Z CENTER WAS LOCATED NEAR 29.1N 97.6W

FORECAST VALID 27/0600Z 29.1N 97.6W...INLAND
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 75NE 100SE 20SW 20NW.

FORECAST VALID 27/1800Z 28.9N 97.7W...INLAND
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 75NE 100SE 0SW 0NW.

FORECAST VALID 28/0600Z 28.5N 97.3W...INLAND
MAX WIND 30 KT...GUSTS 40 KT.

FORECAST VALID 28/1800Z 28.3N 97.1W...INLAND
MAX WIND 30 KT...GUSTS 40 KT.

FORECAST VALID 29/1800Z 28.7N 97.0W...INLAND
MAX WIND 30 KT...GUSTS 40 KT.

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 30/1800Z 29.5N 97.0W...INLAND
MAX WIND 30 KT...GUSTS 40 KT.

OUTLOOK VALID 31/1800Z 30.5N 97.0W...INLAND
MAX WIND 30 KT...GUSTS 40 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 29.1N 97.6W

NEXT ADVISORY AT 27/0300Z

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FORECASTER AVILA