Hurricane Harvey

Forecast Advisory 31



082
WTNT25 KNHC 280232
TCMAT5

POTENTIAL TROPICAL CYCLONE TEN FORECAST/ADVISORY NUMBER 2
NWS NATIONAL HURRICANE CENTER MIAMI FL AL102017
0300 UTC MON AUG 28 2017

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* SOUTH SANTEE RIVER TO DUCK
* ALBEMARLE SOUND
* PAMLICO SOUND

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN THE NEXT 24 TO
36 HOURS.

POTENTIAL TROP CYCLONE CENTER LOCATED NEAR 30.5N 80.8W AT 28/0300Z
POSITION ACCURATE WITHIN 45 NM

PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT 0 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1007 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 30.5N 80.8W AT 28/0300Z
AT 28/0000Z CENTER WAS LOCATED NEAR 30.4N 80.7W

FORECAST VALID 28/1200Z 30.9N 81.0W...TROPICAL CYCLONE
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 30NE 30SE 0SW 0NW.

FORECAST VALID 29/0000Z 32.3N 79.9W
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 30NE 40SE 0SW 0NW.

FORECAST VALID 29/1200Z 34.4N 77.5W...NEAR THE COAST
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 0NE 60SE 0SW 0NW.

FORECAST VALID 30/0000Z 36.5N 73.8W...POST-TROPICAL
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...150NE 120SE 60SW 80NW.

FORECAST VALID 31/0000Z 39.9N 64.2W...POST-TROP/EXTRATROP
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 0NE 0SE 90SW 90NW.
34 KT...240NE 270SE 210SW 180NW.

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 01/0000Z 43.2N 53.4W...POST-TROP/EXTRATROP
MAX WIND 60 KT...GUSTS 75 KT.

OUTLOOK VALID 02/0000Z 47.2N 41.1W...POST-TROP/EXTRATROP
MAX WIND 45 KT...GUSTS 55 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 30.5N 80.8W

NEXT ADVISORY AT 28/0900Z

$$
FORECASTER CANGIALOSI




083
WTNT24 KNHC 280232
TCMAT4

TROPICAL STORM HARVEY FORECAST/ADVISORY NUMBER 31
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092017
0300 UTC MON AUG 28 2017

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

THE TROPICAL STORM WARNING HAS BEEN EXTENDED FROM PORT O'CONNOR
SOUTHWARD TO MESQUITE BAY AND FROM SARGENT NORTHEASTWARD TO HIGH
ISLAND.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

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

CATASTROPHIC AND LIFE-THREATENING FLOODING CONTINUES IN SOUTHEASTERN
TEXAS...AND FLASH FLOOD EMERGENCIES ARE IN EFFECT FOR PORTIONS OF
THIS AREA. PLEASE SEE WARNINGS AND OTHER PRODUCTS ISSUED BY YOUR
LOCAL NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON
THIS LIFE-THREATENING SITUATION.

INTERESTS ELSEWHERE ALONG THE UPPER TEXAS COAST AND IN SOUTHWESTERN
LOUISIANA SHOULD CONTINUE TO MONITOR THE PROGRESS OF HARVEY.

TROPICAL STORM CENTER LOCATED NEAR 28.8N 96.6W AT 28/0300Z
POSITION ACCURATE WITHIN 15 NM

PRESENT MOVEMENT TOWARD THE EAST-SOUTHEAST OR 120 DEGREES AT 3 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1000 MB
MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT.
34 KT.......120NE 60SE 30SW 60NW.
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 28.8N 96.6W AT 28/0300Z
AT 28/0000Z CENTER WAS LOCATED NEAR 28.9N 96.8W

FORECAST VALID 28/1200Z 28.6N 96.4W...NEAR THE COAST
MAX WIND 35 KT...GUSTS 45 KT.
34 KT...120NE 60SE 30SW 30NW.

FORECAST VALID 29/0000Z 28.3N 96.0W...OVER WATER
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...120NE 90SE 30SW 30NW.

FORECAST VALID 29/1200Z 28.4N 95.7W...OVER WATER
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...120NE 90SE 30SW 30NW.

FORECAST VALID 30/0000Z 28.8N 95.3W...OVER WATER
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...120NE 90SE 30SW 30NW.

FORECAST VALID 31/0000Z 30.5N 94.8W...INLAND
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 80NE 100SE 30SW 20NW.

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 01/0000Z 32.3N 93.9W...INLAND
MAX WIND 30 KT...GUSTS 40 KT.

OUTLOOK VALID 02/0000Z 34.0N 92.5W...INLAND
MAX WIND 25 KT...GUSTS 35 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.8N 96.6W

NEXT ADVISORY AT 28/0900Z

$$
FORECASTER BRENNAN