000 WTNT24 KNHC 140854 TCMAT4 TROPICAL STORM NICHOLAS FORECAST/ADVISORY NUMBER 9 NWS NATIONAL HURRICANE CENTER MIAMI FL AL142021 0900 UTC TUE SEP 14 2021 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... A TROPICAL STORM WARNING HAS BEEN ISSUED FROM SABINE PASS TO CAMERON...LOUISIANA. THE HURRICANE WARNING IS CHANGED TO A TROPICAL STORM WARNING FROM MATAGORDA TO FREEPORT. THE STORM SURGE WARNING FROM PORT O'CONNOR TO SARGENT INCLUDING MATAGORDA BAY HAS BEEN DISCONTINUED. THE HURRICANE WARNING IS DISCONTINUED FROM SOUTH OF MATAGORDA TO PORT O'CONNOR. THE HURRICANE WATCH IS DISCONTINUED FROM FREEPORT TO SAN LUIS PASS. THE TROPICAL STORM WARNING IS DISCONTINUED FROM PORT O'CONNOR TO NORTH OF PORT ARANSAS. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A STORM SURGE WARNING IS IN EFFECT FOR... * SARGENT TO SABINE PASS INCLUDING GALVESTON BAY A TROPICAL STORM WARNING IS IN EFFECT FOR... * MATAGORDA TO CAMERON A STORM SURGE WATCH IS IN EFFECT FOR... * SABINE PASS TO RUTHERFORD BEACH LOUISIANA A STORM SURGE WARNING MEANS THERE IS A DANGER OF LIFE-THREATENING INUNDATION...FROM RISING WATER MOVING INLAND FROM THE COASTLINE...DURING THE NEXT 36 HOURS IN THE INDICATED LOCATIONS. FOR A DEPICTION OF AREAS AT RISK...PLEASE SEE THE NATIONAL WEATHER SERVICE STORM SURGE WATCH/WARNING GRAPHIC...AVAILABLE AT HURRICANES.GOV. THIS IS A LIFE-THREATENING SITUATION. PERSONS LOCATED WITHIN THESE AREAS SHOULD TAKE ALL NECESSARY ACTIONS TO PROTECT LIFE AND PROPERTY FROM RISING WATER AND THE POTENTIAL FOR OTHER DANGEROUS CONDITIONS. PROMPTLY FOLLOW EVACUATION AND OTHER INSTRUCTIONS FROM LOCAL OFFICIALS. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA. A STORM SURGE WATCH MEANS THERE IS A POSSIBILITY OF LIFE-THREATENING INUNDATION...FROM RISING WATER MOVING INLAND FROM THE COASTLINE...IN THE INDICATED LOCATIONS DURING THE NEXT 48 HOURS. FOR A DEPICTION OF AREAS AT RISK...PLEASE SEE THE NATIONAL WEATHER SERVICE STORM SURGE WATCH/WARNING GRAPHIC...AVAILABLE AT HURRICANES.GOV. INTERESTS ELSEWHERE IN SOUTHWESTERN LOUISIANA SHOULD MONITOR THE PROGRESS OF NICHOLAS. TROPICAL STORM CENTER LOCATED NEAR 29.3N 95.6W AT 14/0900Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR 25 DEGREES AT 8 KT ESTIMATED MINIMUM CENTRAL PRESSURE 994 MB MAX SUSTAINED WINDS 60 KT WITH GUSTS TO 75 KT. 50 KT....... 60NE 40SE 0SW 20NW. 34 KT.......110NE 110SE 40SW 50NW. 12 FT SEAS.. 0NE 120SE 60SW 0NW. 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 29.3N 95.6W AT 14/0900Z AT 14/0600Z CENTER WAS LOCATED NEAR 28.8N 95.7W FORECAST VALID 14/1800Z 29.9N 95.1W...INLAND MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 40NE 60SE 20SW 0NW. FORECAST VALID 15/0600Z 30.3N 94.0W...INLAND MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 15/1800Z 30.4N 93.4W...INLAND MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 16/0600Z 30.4N 92.8W...INLAND MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 16/1800Z 30.5N 92.5W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 17/0600Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 29.3N 95.6W INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 14/1200Z NEXT ADVISORY AT 14/1500Z $$ FORECASTER BLAKE