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Atlantic Tropical Weather Outlook

2021-09-27 19:51:43| National Hurricane Center (Atlantic)

000 ABNT20 KNHC 271751 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 PM EDT Mon Sep 27 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Hurricane Sam, located several hundred miles east of the Lesser Antilles. The area of low pressure associated with the remnants of Peter has become better defined today, and the shower and thunderstorm activity has become a little better organized. Any further increase in organization could result in the formation of a short-lived tropical depression, while it moves northeastward at about 10 mph. By Wednesday, environmental conditions are expected to become unfavorable for further development. * Formation chance through 48 hours...medium...60 percent. * Formation chance through 5 days...medium...60 percent. A broad area of low pressure located several hundred miles southwest of the Cabo Verde Islands is producing disorganized showers and thunderstorms. Environmental conditions are conducive for further development of this disturbance, and a tropical depression is likely to form in a few of days while it moves westward to west-northwestward at 5 to 10 mph over the central tropical Atlantic. * Formation chance through 48 hours...medium...50 percent. * Formation chance through 5 days...high...80 percent. A tropical wave located just offshore the west coast of Africa is producing a large area of disorganized showers and thunderstorms. Upper-level winds are conducive for gradual development, and a tropical depression is likely to form in a few days while the system moves westward to west-northwestward at 10 to 15 mph over the far eastern tropical Atlantic. * Formation chance through 48 hours...medium...50 percent. * Formation chance through 5 days...high...80 percent. $$ Forecaster Hagen/Pasch

Tags: weather atlantic outlook tropical

 

Eastern North Pacific Tropical Weather Outlook

2021-09-27 19:17:13| National Hurricane Center (East Pacific)

000 ABPZ20 KNHC 271717 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 1100 AM PDT Mon Sep 27 2021 For the eastern North Pacific...east of 140 degrees west longitude: A tropical wave is producing an area of disorganized showers and thunderstorms a few hundred miles south-southwest of Acapulco, Mexico. Environmental conditions are expected to be conducive for some gradual development of this system during the next several days, and a tropical depression could form during the latter part of the week while it moves slowly northwestward or northward well offshore of the coast of mainland Mexico. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...40 percent. $$ Forecaster Latto

Tags: north weather pacific eastern

 
 

Atlantic Tropical Weather Outlook

2021-09-27 13:52:40| National Hurricane Center (Atlantic)

000 ABNT20 KNHC 271152 CCA TWOAT Tropical Weather Outlook...Corrected NWS National Hurricane Center Miami FL 800 AM EDT Mon Sep 27 2021 Corrected formation chances to medium in last two paragraphs For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Hurricane Sam, located several hundred miles east of the Lesser Antilles. An elongated area of low pressure associated with the remnants of Peter is located a few hundred miles east-southeast of Bermuda. Showers and thunderstorms associated with this system have changed little in organization since yesterday. However, environmental conditions are marginally conducive for some further development, and Peter could briefly become a tropical depression again during the next day or two while it moves northeastward near 10 mph. By midweek, environmental conditions are expected to become unfavorable for further development. * Formation chance through 48 hours...medium...50 percent. * Formation chance through 5 days...medium...50 percent. Disorganized showers and thunderstorms are associated with a broad area of low pressure located several hundred miles southwest of the Cabo Verde Islands. Environmental conditions are forecast to be conducive for further development of this disturbance, and a tropical depression is likely to form in a few days while it moves westward to west-northwestward at 5 to 10 mph over the central tropical Atlantic. * Formation chance through 48 hours...medium...40 percent. * Formation chance through 5 days...high...80 percent. A tropical wave is moving offshore the west coast of Africa and into the far eastern tropical Atlantic. Upper-level winds are forecast to be conducive for gradual development, and a tropical depression is likely to form in a few days while the system moves westward to west-northwestward at 10 to 15 mph over the far eastern tropical Atlantic. * Formation chance through 48 hours...medium...40 percent. * Formation chance through 5 days...high...80 percent. $$ Forecaster Hagen/Pasch

Tags: weather atlantic outlook tropical

 

Eastern North Pacific Tropical Weather Outlook

2021-09-27 13:08:06| National Hurricane Center (East Pacific)

000 ABPZ20 KNHC 271107 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 500 AM PDT Mon Sep 27 2021 For the eastern North Pacific...east of 140 degrees west longitude: An area of low pressure is expected to form several hundred miles offshore the southwestern coast of Mexico by midweek. Environmental conditions could be conducive for some gradual development of this system during the latter parts of the week while it moves slowly northwestward or northward, remaining well offshore the southwestern coast of Mexico. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...30 percent. $$ Forecaster Latto

Tags: north weather pacific eastern

 

Atlantic Tropical Weather Outlook

2021-09-27 07:34:35| National Hurricane Center (Atlantic)

000 ABNT20 KNHC 270534 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 AM EDT Mon Sep 27 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Hurricane Sam, located several hundred miles east of the Lesser Antilles. Satellite-derived wind data indicate an elongated area of low pressure associated with the remnants of Peter is located a few hundred miles southeast of Bermuda. Showers and thunderstorms have become a little better organized since last night, and environmental conditions are marginally conducive for some further development of this system. Peter could briefly become a tropical depression again during the next day or two while it moves northeastward at about 10 mph. By midweek, environmental conditions are expected to become unfavorable for further development. * Formation chance through 48 hours...medium...50 percent. * Formation chance through 5 days...medium...50 percent. Disorganized showers and thunderstorms are associated with a broad area of low pressure located several hundred miles southwest of the Cabo Verde Islands. Environmental conditions are forecast to be conducive for further development of this disturbance, and a tropical depression is likely to form around midweek while it moves westward to west-northwestward at 5 to 10 mph over the central tropical Atlantic. * Formation chance through 48 hours...low...30 percent. * Formation chance through 5 days...high...80 percent. A tropical wave is expected to move off of the west coast of Africa later today. Upper-level winds are forecast to be conducive for gradual development thereafter, and a tropical depression is likely to form in a few days while the system moves westward to west-northwestward at 10 to 15 mph over the far eastern tropical Atlantic. * Formation chance through 48 hours...low...30 percent. * Formation chance through 5 days...high...80 percent. $$ Forecaster Reinhart

Tags: weather atlantic outlook tropical

 

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