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724 WTPZ22 KNHC 180237 TCMEP2 TROPICAL STORM NORMA FORECAST/ADVISORY NUMBER 15 NWS NATIONAL HURRICANE CENTER MIAMI FL EP172017 0300 UTC MON SEP 18 2017 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE GOVERNMENT OF MEXICO HAS DISCONTINUED THE TROPICAL STORM WATCH FOR BAJA CALIFORNIA SUR. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. TROPICAL STORM CENTER LOCATED NEAR 21.4N 111.4W AT 18/0300Z POSITION ACCURATE WITHIN 15 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT 4 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1000 MB MAX SUSTAINED WINDS 45 KT WITH GUSTS TO 55 KT. 34 KT....... 60NE 50SE 60SW 60NW. 12 FT SEAS..150NE 75SE 90SW 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 21.4N 111.4W AT 18/0300Z AT 18/0000Z CENTER WAS LOCATED NEAR 21.3N 111.2W FORECAST VALID 18/1200Z 21.6N 112.1W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 60NE 50SE 60SW 60NW. FORECAST VALID 19/0000Z 21.8N 113.0W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 60NE 50SE 60SW 60NW. FORECAST VALID 19/1200Z 22.1N 113.8W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 50NE 40SE 0SW 40NW. FORECAST VALID 20/0000Z 22.5N 114.5W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 21/0000Z 23.7N 115.5W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. 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 22/0000Z 24.5N 115.0W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. OUTLOOK VALID 23/0000Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.4N 111.4W NEXT ADVISORY AT 18/0900Z $$ FORECASTER BLAKEReturn to the Tropical Systems Page for NORMA Back to main Tropical Weather page
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