972
WTPA21 PHFO 180834
TCMCP1
TROPICAL STORM CALVIN FORECAST/ADVISORY NUMBER 27
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI EP032023
0900 UTC TUE JUL 18 2023
NOTICE... LAND-BASED TROPICAL CYCLONE WATCHES AND WARNINGS ARE NO
LONGER INCLUDED IN THE TROPICAL CYCLONE FORECAST/ADVISORY...(TCM).
CURRENT LAND-BASED COASTAL WATCHES AND WARNINGS CAN BE FOUND IN THE
MOST RECENTLY ISSUED TROPICAL CYCLONE PUBLIC ADVISORY...(TCP).
TROPICAL STORM CENTER LOCATED NEAR 17.4N 147.5W AT 18/0900Z
POSITION ACCURATE WITHIN 20 NM
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT 19 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB
MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT.
34 KT....... 90NE 20SE 20SW 90NW.
12 FT SEAS..180NE 70SE 60SW 170NW.
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 17.4N 147.5W AT 18/0900Z
AT 18/0600Z CENTER WAS LOCATED NEAR 17.4N 146.5W
FORECAST VALID 18/1800Z 17.8N 150.4W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 90NE 20SE 20SW 90NW.
FORECAST VALID 19/0600Z 18.5N 154.2W
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 90NE 20SE 20SW 90NW.
FORECAST VALID 19/1800Z 19.1N 158.0W
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 80NE 20SE 20SW 80NW.
FORECAST VALID 20/0600Z 19.6N 161.7W
MAX WIND 30 KT...GUSTS 40 KT.
FORECAST VALID 20/1800Z 19.8N 165.3W
MAX WIND 25 KT...GUSTS 35 KT.
FORECAST VALID 21/0600Z 20.1N 169.0W...POST-TROP/REMNT LOW
MAX WIND 20 KT...GUSTS 30 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 20 KT EACH DAY
OUTLOOK VALID 22/0600Z...DISSIPATED
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.4N 147.5W
INTERMEDIATE PUBLIC ADVISORY...WTNT31 PHFO/HFOTCPCP1...AT 18/1200Z
NEXT ADVISORY AT 18/1500Z
FORECASTER HOUSTON
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