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HURRICANE WILLA FORECAST/ADVISORY NUMBER  10
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP242018
1500 UTC MON OCT 22 2018

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A HURRICANE WARNING IS IN EFFECT FOR...
* SAN BLAS TO MAZATLAN... INCLUDING LAS ISLAS MARIAS

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PLAYA PERULA TO SAN BLAS
* NORTH OF MAZATLAN TO BAHIA TEMPEHUAYA

A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA WITHIN THE NEXT 36 HOURS.
PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO
COMPLETION.

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA... IN THIS CASE WITHIN
THE NEXT 12 TO 24 HOURS.

INTERESTS ELSEWHERE ALONG THE COASTS OF WEST-CENTRAL AND
SOUTHWESTERN MAINLAND MEXICO SHOULD MONITOR THE PROGRESS OF WILLA.

HURRICANE CENTER LOCATED NEAR 19.1N 107.2W AT 22/1500Z
POSITION ACCURATE WITHIN  10 NM

PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT   6 KT

ESTIMATED MINIMUM CENTRAL PRESSURE  925 MB
EYE DIAMETER  10 NM
MAX SUSTAINED WINDS 140 KT WITH GUSTS TO 170 KT.
64 KT....... 25NE  25SE  15SW  20NW.
50 KT....... 40NE  40SE  30SW  40NW.
34 KT....... 90NE  80SE  60SW  80NW.
12 FT SEAS..150NE 270SE 180SW 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 19.1N 107.2W AT 22/1500Z
AT 22/1200Z CENTER WAS LOCATED NEAR 18.7N 107.2W

FORECAST VALID 23/0000Z 20.1N 107.2W
MAX WIND 140 KT...GUSTS 170 KT.
64 KT... 25NE  25SE  15SW  25NW.
50 KT... 40NE  40SE  30SW  40NW.
34 KT...100NE  90SE  70SW  90NW.

FORECAST VALID 23/1200Z 21.4N 106.9W
MAX WIND 135 KT...GUSTS 165 KT.
64 KT... 30NE  25SE  20SW  25NW.
50 KT... 50NE  50SE  30SW  40NW.
34 KT...100NE 100SE  70SW  90NW.

FORECAST VALID 24/0000Z 23.1N 105.6W...INLAND
MAX WIND  90 KT...GUSTS 110 KT.
64 KT... 25NE  25SE  20SW  20NW.
50 KT... 40NE  40SE  30SW  40NW.
34 KT... 80NE 100SE  70SW  80NW.

FORECAST VALID 24/1200Z 25.4N 102.5W...INLAND
MAX WIND  30 KT...GUSTS  40 KT.

FORECAST VALID 25/1200Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.1N 107.2W

NEXT ADVISORY AT 22/2100Z

$$
FORECASTER BROWN


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