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Tropical Storm Peter Forecast Advisory


770 
WTNT21 KNHC 202032
TCMAT1

TROPICAL STORM PETER FORECAST/ADVISORY NUMBER   9
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL162021
2100 UTC MON SEP 20 2021

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

INTERESTS IN THE NORTHERN LEEWARD ISLANDS...VIRGIN ISLANDS...AND
PUERTO RICO SHOULD MONITOR THE PROGRESS OF THIS SYSTEM.

TROPICAL STORM CENTER LOCATED NEAR 20.0N  61.8W AT 20/2100Z
POSITION ACCURATE WITHIN  30 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT  12 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1007 MB
MAX SUSTAINED WINDS  45 KT WITH GUSTS TO  55 KT.
34 KT.......110NE   0SE   0SW   0NW.
12 FT SEAS..150NE   0SE   0SW  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 20.0N  61.8W AT 20/2100Z
AT 20/1800Z CENTER WAS LOCATED NEAR 19.8N  61.3W

FORECAST VALID 21/0600Z 20.6N  63.5W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...110NE   0SE   0SW   0NW.

FORECAST VALID 21/1800Z 21.4N  65.4W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...100NE   0SE   0SW   0NW.

FORECAST VALID 22/0600Z 22.2N  66.9W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 80NE   0SE   0SW   0NW.

FORECAST VALID 22/1800Z 23.1N  68.0W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 70NE   0SE   0SW   0NW.

FORECAST VALID 23/0600Z 24.0N  68.3W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 60NE   0SE   0SW   0NW.

FORECAST VALID 23/1800Z 25.1N  68.0W
MAX WIND  30 KT...GUSTS  40 KT.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 24/1800Z 27.8N  66.9W
MAX WIND  30 KT...GUSTS  40 KT.

OUTLOOK VALID 25/1800Z 30.5N  65.8W
MAX WIND  35 KT...GUSTS  45 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.0N  61.8W

NEXT ADVISORY AT 21/0300Z

$$
FORECASTER LATTO





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