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NHC

Potential Tropical Cyclone One-C Forecast Advisory

Advisory Number: 4
0900 UTC THU AUG 13 2026

000
WTPA22 PHFO 130840
TCMCP2

POTENTIAL TROPICAL CYCLONE ONE-C FORECAST/ADVISORY NUMBER 4
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI CP012026
ISSUED BY NWS NATIONAL HURRICANE CENTER MIAMI FL
0900 UTC THU AUG 13 2026

POTENTIAL TROP CYCLONE CENTER LOCATED NEAR 14.8N 144.5W AT 13/0900Z
POSITION ACCURATE WITHIN 40 NM

PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT 9 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB
MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT.
34 KT.......240NE 0SE 0SW 0NW.
4 M SEAS....240NE 180SE 90SW 180NW.
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 14.8N 144.5W AT 13/0900Z
AT 13/0600Z CENTER WAS LOCATED NEAR 14.7N 144.1W

FORECAST VALID 13/1800Z 15.5N 145.7W...POTENTIAL TROP CYCLONE
MAX WIND 35 KT...GUSTS 45 KT.
34 KT...200NE 0SE 0SW 90NW.

FORECAST VALID 14/0600Z 16.5N 147.9W...TROPICAL CYCLONE
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...150NE 60SE 0SW 90NW.

FORECAST VALID 14/1800Z 17.3N 150.4W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...120NE 60SE 30SW 90NW.

FORECAST VALID 15/0600Z 18.0N 153.0W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 40NE 10SE 0SW 20NW.
34 KT...120NE 70SE 40SW 100NW.

FORECAST VALID 15/1800Z 18.7N 155.4W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 40NE 20SE 0SW 40NW.
34 KT...130NE 70SE 50SW 100NW.

FORECAST VALID 16/0600Z 19.6N 158.0W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 50NE 20SE 0SW 40NW.
34 KT...130NE 80SE 50SW 110NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY

OUTLOOK VALID 17/0600Z 21.2N 163.6W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 40NE 20SE 0SW 40NW.
34 KT...120NE 70SE 50SW 110NW.

OUTLOOK VALID 18/0600Z 22.8N 169.1W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 40NE 20SE 0SW 40NW.
34 KT...120NE 70SE 50SW 110NW.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 14.8N 144.5W

NEXT ADVISORY AT 13/1500Z

$$
FORECASTER BEVEN

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