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Potential Tropical Cyclone Six Public Advisory Number 2

2021-08-10 04:49:59| National Hurricane Center (Atlantic)

Issued at 1100 PM AST Mon Aug 09 2021 000 WTNT31 KNHC 100249 TCPAT1 BULLETIN Potential Tropical Cyclone Six Advisory Number 2 NWS National Hurricane Center Miami FL AL062021 1100 PM AST Mon Aug 09 2021 ...HEAVY RAINS AND GUSTY WINDS SPREADING ACROSS THE LEEWARD ISLANDS... ...NEW TROPICAL STORM WATCHES AND WARNINGS ISSUED... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...15.1N 60.8W ABOUT 40 MI...65 KM ESE OF DOMINICA ABOUT 90 MI...150 KM SSE OF GUADELOUPE MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 16 MPH...26 KM/H MINIMUM CENTRAL PRESSURE...1010 MB...29.83 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The Tropical Storm Watch for the U.S. Virgin Islands, Puerto Rico, Culebra, and Vieques has been upgraded to a Tropical Storm Warning. The government of the Dominican Republic has issued a Tropical Storm Warning on the south coast from Punta Palenque eastward and on the north coast from Cabo Frances Viejo eastward. A Tropical Storm Watch has been issued for northern Haiti from the border with the Dominican Republic to Gonaives. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Puerto Rico, including Culebra and Vieques * U.S. Virgin Islands * Dominican Republic on the south coast from Punta Palenque eastward and on the north coast from Cabo Frances Viejo eastward A Tropical Storm Watch is in effect for... * Martinique and Guadeloupe * Dominica * Saba and St. Eustatius * Dominican Republic on the north coast from Cabo Frances Viejo to the Dominican Republic/Haiti border. * Haiti from the northern border with the Dominican Republic to Gonaives A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area within 36 hours. A Tropical Storm Watch means that tropical storm conditions are possible within the watch area. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 1100 PM AST (0300 UTC), the disturbance was centered near latitude 15.1 North, longitude 60.8 West. The system is moving toward the west-northwest near 16 mph (26 km/h) and this general motion is expected to continue during the next few days. On the forecast track, the disturbance is expected to move across the southern Leeward Islands during the next few hours, pass near or over the U.S. Virgin Islands and Puerto Rico late Tuesday and Tuesday night, and be near or over Hispaniola on Wednesday. Maximum sustained winds remain near 35 mph (55 km/h) with higher gusts. Gradual strengthening is forecast during the next day or two and the disturbance is expected to become a tropical storm overnight. * Formation chance through 48 hours...high...90 percent. * Formation chance through 5 days...high...90 percent. The estimated minimum central pressure based on surface observations is 1010 mb (29.83 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Potential Tropical Cyclone Six can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT1, WMO header WTNT41 KNHC and on the web at www.hurricanes.gov/graphics_at1.shtml?key_messages. RAINFALL: The potential tropical cyclone is expected to produce the following rainfall amounts: Over the Leeward Islands, Virgin Islands, and Puerto Rico...2 to 4 inches, with isolated amounts of 6 inches. This rainfall could lead to flash, urban, and small stream flooding and potential mudslides across the U.S. Virgin Islands and Puerto Rico. Over the northern Windward Islands...1 to 3 inches. Over the Dominican Republic...3 to 6 inches. WIND: Tropical storm conditions are possible within the watch area in the Lesser Antilles overnight. Tropical storm conditions are expected in the warning areas in the U.S. Virgin Islands and Puerto Rico on Tuesday, and in the Dominican Republic by early Wednesday. Tropical storm conditions are possible elsewhere along the northern coasts of the Dominican Republic and northern Haiti beginning late Wednesday. SURF: Swells generated by the disturbance are affecting portions of the Leeward Islands. These swells are expected to spread across the U.S. Virgin Islands and Puerto Rico on Tuesday and across portions of Hispaniola on Wednesday, and they could cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next intermediate advisory at 200 AM AST. Next complete advisory at 500 AM AST. $$ Forecaster Cangialosi

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Tropical Storm Kevin Public Advisory Number 11

2021-08-10 04:33:29| National Hurricane Center (East Pacific)

Issued at 900 PM MDT Mon Aug 09 2021 000 WTPZ31 KNHC 100233 TCPEP1 BULLETIN Tropical Storm Kevin Advisory Number 11 NWS National Hurricane Center Miami FL EP112021 900 PM MDT Mon Aug 09 2021 ...KEVIN CONTINUES MOVING WEST-NORTHWESTWARD... ...EXPECTED TO PASS NEAR CLARION ISLAND OVERNIGHT... SUMMARY OF 900 PM MDT...0300 UTC...INFORMATION ---------------------------------------------- LOCATION...17.4N 112.9W ABOUT 135 MI...220 KM ESE OF CLARION ISLAND MEXICO ABOUT 425 MI...685 KM SSW OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...1003 MB...29.62 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 900 PM MDT (0300 UTC), the center of Tropical Storm Kevin was located near latitude 17.4 North, longitude 112.9 West. Kevin is moving toward the west-northwest near 9 mph (15 km/h), and this general motion is expected to continue for the next several days. Maximum sustained winds have decreased to near 45 mph (75 km/h) with higher gusts. Little change in strength is forecast during the next 48 hours. A weakening trend is expected to begin by Wednesday evening. Tropical-storm-force winds extend outward up to 105 miles (165 km) from the center. A wind gust to 44 mph (70 km/h) was recently measured by a Mexican Navy weather observation site on Clarion Island. The estimated minimum central pressure is 1003 mb (29.62 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Kevin are affecting portions of the coast of southwestern Mexico, and are expected to spread northward to the coast of Baja California Sur today and Tuesday. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 300 AM MDT. $$ Forecaster Stewart

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Potential Tropical Cyclone Six Public Advisory Number 1A

2021-08-10 01:30:57| National Hurricane Center (Atlantic)

Issued at 800 PM AST Mon Aug 09 2021 000 WTNT31 KNHC 092330 TCPAT1 BULLETIN Potential Tropical Cyclone Six Intermediate Advisory Number 1A NWS National Hurricane Center Miami FL AL062021 800 PM AST Mon Aug 09 2021 ...DISTURBANCE NEARING THE LEEWARD ISLANDS... ...HEAVY RAINS AND GUSTY WINDS EXPECTED THERE OVERNIGHT... SUMMARY OF 800 PM AST...0000 UTC...INFORMATION ---------------------------------------------- LOCATION...14.7N 60.1W ABOUT 90 MI...145 KM ESE OF DOMINICA ABOUT 135 MI...220 KM SE OF GUADELOUPE MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...WNW OR 290 DEGREES AT 15 MPH...24 KM/H MINIMUM CENTRAL PRESSURE...1010 MB...29.83 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Watch is in effect for... * Martinique and Guadeloupe * Dominica * Saba and St. Eustatius * Puerto Rico, including Culebra and Vieques * U.S. Virgin Islands * Dominican Republic on the south coast from Punta Palenque eastward and the entire northern coast to the Dominican Republic/Haiti border. A Tropical Storm Watch means that tropical storm conditions are possible within the watch area. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 800 PM AST (0000 UTC), the disturbance was centered near latitude 14.7 North, longitude 60.1 West. The system is moving toward the west-northwest near 15 mph (24 km/h) and this general motion is expected to continue during the next few days. On the forecast track, the disturbance is expected to move across the southern Leeward Islands later tonight, pass near or over the U.S. Virgin Islands and Puerto Rico late Tuesday and Tuesday night, and be near or over Hispaniola on Wednesday. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Gradual strengthening is forecast during the next day or two and the disturbance is expected to become a tropical storm overnight. * Formation chance through 48 hours...high...90 percent. * Formation chance through 5 days...high...90 percent. The estimated minimum central pressure based on surface observations is 1010 mb (29.83 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Potential Tropical Cyclone Six can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT1, WMO header WTNT41 KNHC and on the web at www.hurricanes.gov/graphics_at1.shtml?key_messages. RAINFALL: The potential tropical cyclone is expected to produce the following rainfall amounts: Over the Leeward Islands, Virgin Islands, and Puerto Rico...2 to 4 inches, with isolated amounts of 6 inches. This rainfall could lead to flash, urban, and small stream flooding and potential mudslides across the U.S. Virgin Islands and Puerto Rico. Over the northern Windward Islands...1 to 3 inches. Over the Dominican Republic...3 to 6 inches. WIND: Tropical storm conditions are possible within the watch area in the Lesser Antilles later tonight, and are also possible within the watch area in the U.S. Virgin Islands and Puerto Rico beginning Tuesday afternoon. Tropical storm conditions are possible within the watch area in the Dominican Republic beginning early Wednesday. SURF: Swells generated by the disturbance are affecting portions of the Leeward Islands. These swells are expected to spread across the U.S. Virgin Islands and Puerto Rico on Tuesday and across portions of Hispaniola on Wednesday, and they could cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 1100 PM AST. $$ Forecaster Cangialosi

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Potential Tropical Cyclone Six Public Advisory Number 1

2021-08-09 22:57:56| National Hurricane Center (Atlantic)

Issued at 500 PM AST Mon Aug 09 2021 000 WTNT31 KNHC 092057 TCPAT1 BULLETIN Potential Tropical Cyclone Six Advisory Number 1 NWS National Hurricane Center Miami FL AL062021 500 PM AST Mon Aug 09 2021 ...DISTURBANCE APPROACHING THE LESSER ANTILLES FORECAST TO BECOME A TROPICAL STORM TONIGHT... ...TROPICAL STORM WATCHES ISSUED... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...14.2N 59.2W ABOUT 165 MI...260 KM ESE OF DOMINICA ABOUT 205 MI...330 KM SE OF GUADELOUPE MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...WNW OR 290 DEGREES AT 15 MPH...24 KM/H MINIMUM CENTRAL PRESSURE...1010 MB...29.83 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The government of France has been issued a Tropical Storm Watch for Guadeloupe and Martinique. The government of Barbados has been issued a Tropical Storm Watch for Dominica. The government of the Dominican Republic has issued a Tropical Storm Watch for the Dominican Republic from Punta Palenque eastward along the southern coast of the island and the entire northern coast to the Dominican Republic/Haiti border. A Tropical Storm Watch has been issued for the U.S. Virgin Islands and Puerto Rico, including Culebra and Vieques. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Watch is in effect for... * Martinique and Guadeloupe * Dominica * Puerto Rico, including Culebra and Vieques * U.S. Virgin Islands * Dominican Republic on the south coast from Punta Palenque eastward and the entire northern coast to the Dominican Republic/Haiti border. A Tropical Storm Watch means that tropical storm conditions are possible within the watch area. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the disturbance was centered near latitude 14.2 North, longitude 59.2 West. The system is moving toward the west-northwest near 15 mph (24 km/h) and this general motion is expected to continue during the next few days. On the forecast track, the system is expected to move through a portion of the southern Leeward Islands tonight, pass near or over the U.S. Virgin Islands and Puerto Rico late Tuesday and Tuesday night, and near or over Hispaniola on Wednesday. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Gradual strengthening is forecast during the next 48 hours and the disturbance is expected to become a tropical storm tonight. * Formation chance through 48 hours...high...80 percent. * Formation chance through 5 days...high...80 percent. The estimated minimum central pressure is 1010 mb (29.83 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Potential Tropical Cyclone Six can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT1, WMO header WTNT41 KNHC and on the web at www.hurricanes.gov/graphics_at1.shtml?key_messages. RAINFALL: The potential tropical cyclone is expected to produce the following rainfall amounts: Over the Leeward Islands, Virgin Islands, and Puerto Rico...2 to 4 inches, with isolated amounts of 6 inches. This rainfall could lead to flash, urban, and small stream flooding and potential mudslides across the U.S. Virgin Islands and Puerto Rico. Over the northern Windward Islands...1 to 3 inches. Over the Dominican Republic...3 to 6 inches. WIND: Tropical storm conditions are possible within the watch area in the Lesser Antilles tonight, and are also possible within the watch area in the U.S. Virgin Islands and Puerto Rico beginning Tuesday afternoon. Tropical storm conditions are possible within the watch area in the Dominican Republic beginning early Wednesday. NEXT ADVISORY ------------- Next intermediate advisory at 800 PM AST. Next complete advisory at 1100 PM AST. $$ Forecaster Brown/Papin

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Tropical Storm Kevin Public Advisory Number 10

2021-08-09 22:32:54| National Hurricane Center (East Pacific)

Issued at 300 PM MDT Mon Aug 09 2021 000 WTPZ31 KNHC 092032 TCPEP1 BULLETIN Tropical Storm Kevin Advisory Number 10 NWS National Hurricane Center Miami FL EP112021 300 PM MDT Mon Aug 09 2021 ...POORLY ORGANIZED KEVIN CONTINUES TO STRUGGLE... SUMMARY OF 300 PM MDT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...17.0N 112.2W ABOUT 435 MI...700 KM SSW OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...WNW OR 300 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 300 PM MDT (2100 UTC), the center of Tropical Storm Kevin was located near latitude 17.0 North, longitude 112.2 West. Kevin is moving toward the west-northwest near 9 mph (15 km/h), and this general motion is expected to continue for the next several days. Maximum sustained winds are near 50 mph (85 km/h) with higher gusts. Little change in strength is forecast during the next day or so. A weakening trend is expected to begin by Wednesday evening. Tropical-storm-force winds extend outward up to 125 miles (205 km) from the center. The estimated minimum central pressure is 1001 mb (29.56 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Kevin are affecting portions of the coast of southwestern Mexico, and are expected to spread northward to the coast of Baja California Sur today and Tuesday. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 900 PM MDT. $$ Forecaster Latto

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