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TROPICAL STORM NORMA FORECAST/ADVISORY NUMBER  10
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP172017
2100 UTC SAT SEP 16 2017

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* LOS BARRILES TO TODOS SANTOS

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* NORTH OF TODOS SANTOS TO CABO SAN LAZARO

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA... GENERALLY WITHIN 48 HOURS.

INTERESTS IN THE REMAINDER OF THE BAJA CALIFORNIA PENINSULA SHOULD
MONITOR THE PROGRESS OF NORMA.

TROPICAL STORM CENTER LOCATED NEAR 19.7N 110.2W AT 16/2100Z
POSITION ACCURATE WITHIN  15 NM

PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT   3 KT

ESTIMATED MINIMUM CENTRAL PRESSURE  989 MB
MAX SUSTAINED WINDS  55 KT WITH GUSTS TO  65 KT.
50 KT....... 40NE  30SE   0SW   0NW.
34 KT....... 80NE  60SE  50SW  70NW.
12 FT SEAS..135NE 150SE 135SW 120NW.
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 19.7N 110.2W AT 16/2100Z
AT 16/1800Z CENTER WAS LOCATED NEAR 19.5N 110.2W

FORECAST VALID 17/0600Z 20.4N 110.3W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 50NE  40SE   0SW   0NW.
34 KT... 90NE  70SE  60SW  70NW.

FORECAST VALID 17/1800Z 21.4N 110.7W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 50NE  40SE   0SW   0NW.
34 KT... 90NE  70SE  60SW  70NW.

FORECAST VALID 18/0600Z 22.2N 111.3W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 70NE  60SE  60SW  60NW.

FORECAST VALID 18/1800Z 22.9N 112.0W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 70NE  50SE  50SW  50NW.

FORECAST VALID 19/1800Z 23.6N 112.9W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 60NE  50SE  50SW  50NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM
ON DAY 4 AND 150 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 20/1800Z 23.8N 113.1W
MAX WIND  30 KT...GUSTS  40 KT.

OUTLOOK VALID 21/1800Z 24.0N 113.0W...POST-TROP/REMNT LOW
MAX WIND  20 KT...GUSTS  30 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.7N 110.2W

NEXT ADVISORY AT 17/0300Z

$$
FORECASTER LANDSEA


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