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333 WTPZ22 KNHC 171445 TCMEP2 TROPICAL STORM NORMA FORECAST/ADVISORY NUMBER 13 NWS NATIONAL HURRICANE CENTER MIAMI FL EP172017 1500 UTC SUN SEP 17 2017 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE GOVERNMENT OF MEXICO HAS ISSUED A TROPICAL STORM WATCH FOR LOS BARRILES TO TODOS SANTOS AND HAS DISCONTINUED THE TROPICAL STORM WATCH FOR TODOS SANTOS TO CABO SAN LAZARO. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * LOS BARRILES TO TODOS SANTOS A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA... IN THIS CASE WITHIN 36 HOURS. TROPICAL STORM CENTER LOCATED NEAR 20.9N 110.5W AT 17/1500Z POSITION ACCURATE WITHIN 15 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 340 DEGREES AT 4 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1003 MB MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT. 34 KT....... 80NE 60SE 70SW 80NW. 12 FT SEAS..120NE 90SE 60SW 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 20.9N 110.5W AT 17/1500Z AT 17/1200Z CENTER WAS LOCATED NEAR 20.7N 110.4W FORECAST VALID 18/0000Z 21.4N 110.9W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 80NE 60SE 70SW 80NW. FORECAST VALID 18/1200Z 21.7N 111.6W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 70NE 60SE 60SW 70NW. FORECAST VALID 19/0000Z 22.0N 112.5W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 19/1200Z 22.2N 113.2W MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 20/1200Z 22.8N 114.2W...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 21/1200Z 23.5N 114.5W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. OUTLOOK VALID 22/1200Z 24.0N 114.0W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.9N 110.5W NEXT ADVISORY AT 17/2100Z $$ FORECASTER LANDSEAReturn to the Tropical Systems Page for NORMA Back to main Tropical Weather page
This page was last modified on: Thu, Jul 23 2020 - 2003 UTC Send comments to: Ryan Lyman |
