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Tropical Storm MIRIAM Forecast Advisory Number 22

Issued at 0900 UTC THU SEP 27 2012

000
WTPZ23 KNHC 270850
TCMEP3
 
TROPICAL STORM MIRIAM FORECAST/ADVISORY NUMBER  22
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP132012
0900 UTC THU SEP 27 2012
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
TROPICAL STORM CENTER LOCATED NEAR 21.8N 116.0W AT 27/0900Z
POSITION ACCURATE WITHIN  15 NM
 
PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 330 DEGREES AT   5 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  999 MB
MAX SUSTAINED WINDS  40 KT WITH GUSTS TO  50 KT.
34 KT.......100NE  70SE  70SW 100NW.
12 FT SEAS..210NE 180SE 120SW 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 21.8N 116.0W AT 27/0900Z
AT 27/0600Z CENTER WAS LOCATED NEAR 21.5N 115.9W
 
FORECAST VALID 27/1800Z 22.3N 116.5W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 80NE  60SE  60SW  80NW.
 
FORECAST VALID 28/0600Z 22.5N 116.9W...POST-TROP/REMNT LOW
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 28/1800Z 22.5N 117.3W...POST-TROP/REMNT LOW
MAX WIND  25 KT...GUSTS  35 KT.
 
FORECAST VALID 29/0600Z 22.4N 117.6W...POST-TROP/REMNT LOW
MAX WIND  20 KT...GUSTS  30 KT.
 
FORECAST VALID 30/0600Z 22.0N 118.0W...POST-TROP/REMNT LOW
MAX WIND  20 KT...GUSTS  30 KT.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 01/0600Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.8N 116.0W
 
NEXT ADVISORY AT 27/1500Z
 
$$
FORECASTER BLAKE
 
 

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