WTPA24 PHFO 170845
TCMCP4

TROPICAL STORM GUILLERMO FORECAST/ADVISORY NUMBER  21
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP102009
0900 UTC MON AUG 17 2009
 
TROPICAL STORM CENTER LOCATED NEAR 20.8N 142.6W AT 17/0900Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT  13 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  990 MB
MAX SUSTAINED WINDS  60 KT WITH GUSTS TO  75 KT.
50 KT....... 45NE  25SE  15SW  35NW.
34 KT....... 90NE  45SE  25SW  75NW.
12 FT SEAS.. 90NE  45SE  25SW  75NW.
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 20.8N 142.6W AT 17/0900Z
AT 17/0600Z CENTER WAS LOCATED NEAR 20.5N 141.9W
 
FORECAST VALID 17/1800Z 21.5N 144.8W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 35NE  15SE   0SW  25NW.
34 KT... 80NE  35SE  20SW  60NW.
 
FORECAST VALID 18/0600Z 22.8N 147.8W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 70NE  30SE  15SW  50NW.
 
FORECAST VALID 18/1800Z 24.4N 150.7W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 60NE  20SE  10SW  40NW.
 
FORECAST VALID 19/0600Z 26.2N 154.0W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 45NE   5SE   0SW  25NW.
 
FORECAST VALID 20/0600Z 28.9N 161.1W...REMNANT LOW
MAX WIND  30 KT...GUSTS  40 KT.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 225 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 21/0600Z 29.6N 167.8W...REMNANT LOW
MAX WIND  25 KT...GUSTS  35 KT.
 
OUTLOOK VALID 22/0600Z 29.5N 173.3W...REMNANT LOW
MAX WIND  20 KT...GUSTS  25 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.8N 142.6W
 
NEXT ADVISORY AT 17/1500Z
 
$$
FORECASTER DONALDSON