000 WTPZ24 KNHC 230836 TCMEP4 HURRICANE WILLA FORECAST/ADVISORY NUMBER 13 NWS NATIONAL HURRICANE CENTER MIAMI FL EP242018 0900 UTC TUE OCT 23 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...IN THIS CASE WITHIN THE NEXT 6 TO 12 HOURS FOR ISLA MARIAS...AND WITHIN 12 TO 18 HOURS FOR MAINLAND MEXICO. 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. INTERESTS ELSEWHERE ALONG THE COASTS OF WEST-CENTRAL AND SOUTHWESTERN MAINLAND MEXICO SHOULD MONITOR THE PROGRESS OF WILLA. HURRICANE CENTER LOCATED NEAR 20.8N 107.3W AT 23/0900Z POSITION ACCURATE WITHIN 15 NM PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT 4 KT ESTIMATED MINIMUM CENTRAL PRESSURE 945 MB MAX SUSTAINED WINDS 115 KT WITH GUSTS TO 140 KT. 64 KT....... 30NE 30SE 20SW 25NW. 50 KT....... 50NE 50SE 40SW 50NW. 34 KT.......110NE 100SE 80SW 90NW. 12 FT SEAS..150NE 210SE 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 20.8N 107.3W AT 23/0900Z AT 23/0600Z CENTER WAS LOCATED NEAR 20.6N 107.3W FORECAST VALID 23/1800Z 22.0N 106.5W MAX WIND 100 KT...GUSTS 120 KT. 64 KT... 30NE 30SE 20SW 20NW. 50 KT... 60NE 50SE 40SW 40NW. 34 KT...100NE 100SE 70SW 80NW. FORECAST VALID 24/0600Z 23.8N 104.5W...INLAND MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 50NE 60SE 40SW 40NW. FORECAST VALID 24/1800Z 25.8N 102.3W...POST-TROP/REMNT LOW INLAND MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 25/0600Z...DISSIPATED INLAND REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.8N 107.3W NEXT ADVISORY AT 23/1500Z $$ FORECASTER STEWART