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Atlantic Tropical Weather Outlook

2021-09-26 19:43:41| National Hurricane Center (Atlantic)

000 ABNT20 KNHC 261743 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 PM EDT Sun Sep 26 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Hurricane Sam, located about 850 miles east-southeast of the northern Leeward Islands. Showers and thunderstorms have become a little better organized today in association with a surface trough that is the remnants of Peter. Upper-level winds are marginally conducive for some slow development of this disturbance over the next couple of days as it moves northeastward at about 10 mph. By midweek, environmental conditions are expected to become unfavorable for further development. * Formation chance through 48 hours...low...30 percent. * Formation chance through 5 days...low...30 percent. A tropical wave is expected to move off the west coast of Africa on Monday. Environmental conditions are forecast to be conducive for gradual development thereafter, and a tropical depression could form by midweek 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...10 percent. * Formation chance through 5 days...medium...60 percent. A broad area of low pressure is expected to form over the eastern or central tropical Atlantic early this week, to the west of the tropical wave that will be moving off the coast of Africa. Thereafter, environmental conditions are forecast to support some development of this disturbance, and a tropical depression could form by late this week while it moves westward at 5 to 10 mph. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...50 percent. $$ Forecaster Latto

Tags: weather atlantic outlook tropical

 

Atlantic Tropical Weather Outlook

2021-09-26 13:45:45| National Hurricane Center (Atlantic)

843 ABNT20 KNHC 261145 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 AM EDT Sun Sep 26 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Hurricane Sam, located about 900 miles east-southeast of the northern Leeward Islands. An elongated area of disorganized showers and thunderstorms associated with the remnants of Peter is located a few hundred miles southeast of Bermuda. Upper-level winds only appear marginally conducive for some slow development of this disturbance over the next couple of days as it moves northeastward at about 10 mph. * Formation chance through 48 hours...low...20 percent. * Formation chance through 5 days...low...20 percent. A tropical wave is expected to move off the west coast of Africa on Monday. Environmental conditions are forecast to be conducive for gradual development thereafter, and a tropical depression could form by midweek 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...near 10 percent. * Formation chance through 5 days...medium...60 percent. A broad area of low pressure could form over the eastern or central tropical Atlantic early this week, to the west of the tropical wave that will be moving off the coast of Africa. Thereafter, environmental conditions could support some development of this disturbance while it moves westward at 5 to 10 mph through the middle of the week. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...30 percent. $$ Forecaster Hagen/Pasch

Tags: weather atlantic outlook tropical

 
 

Atlantic Tropical Weather Outlook

2021-09-26 07:21:44| National Hurricane Center (Atlantic)

000 ABNT20 KNHC 260521 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 AM EDT Sun Sep 26 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Hurricane Sam, located about 1000 miles east-southeast of the northern Leeward Islands. An elongated area of disorganized showers and thunderstorms associated with the remnants of Peter is located several hundred miles south-southeast of Bermuda. Upper-level winds only appear marginally conducive for some slow development of this disturbance over the next few days as it moves northeastward at about 10 mph. * Formation chance through 48 hours...low...10 percent. * Formation chance through 5 days...low...20 percent. A tropical wave is expected to move off the west coast of Africa on Monday. Environmental conditions are forecast to be conducive for gradual development thereafter, and a tropical depression could form by midweek 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...near 0 percent. * Formation chance through 5 days...medium...60 percent. A broad area of low pressure could form over the eastern or central tropical Atlantic early this week, to the west of the tropical wave that will be moving off the coast of Africa. Thereafter, environmental conditions could support some development of this disturbance while it moves westward at 5 to 10 mph through the middle of the week. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...30 percent. $$ Forecaster Reinhart

Tags: weather atlantic outlook tropical

 

Atlantic Tropical Weather Outlook

2021-09-26 01:33:06| National Hurricane Center (Atlantic)

000 ABNT20 KNHC 252332 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 PM EDT Sat Sep 25 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Hurricane Sam, located about 1000 miles east-southeast of the northern Leeward Islands, and has issued the last advisory on Post-Tropical Cyclone Teresa, located about 150 miles north of Bermuda. An area of disorganized showers and thunderstorms associated with the remnants of Peter is located several hundred miles south-southeast of Bermuda. Environmental conditions appear marginally conducive for slow development of this disturbance over the next few days as it moves northeastward at about 10 mph. * Formation chance through 48 hours...low...10 percent. * Formation chance through 5 days...low...20 percent. A tropical wave is expected to move off the west coast of Africa by early Monday. Thereafter, environmental conditions are forecast to be conducive for gradual development, and a tropical depression could form by the middle of next week while the system moves westward at 10 to 15 mph over the far eastern tropical Atlantic. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...60 percent. A broad area of low pressure could form over the eastern or central tropical Atlantic early next week, to the west of the tropical wave that will be moving off the coast of Africa. Environmental conditions appear favorable for some development of this disturbance while it moves slowly westward through the middle of next week. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...20 percent. $$ Forecaster Berg

Tags: weather atlantic outlook tropical

 

Atlantic Tropical Weather Outlook

2021-09-25 19:49:05| National Hurricane Center (Atlantic)

000 ABNT20 KNHC 251748 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 PM EDT Sat Sep 25 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Hurricane Sam, located almost 1100 miles east-southeast of the northern Leeward Islands, and on recently downgraded Subtropical Depression Teresa, located about 140 miles north of Bermuda. An area of disorganized showers and thunderstorms associated with the remnants of Peter is located several hundred miles south of Bermuda. Environmental conditions appear marginally conducive for slow development of this disturbance over the next few days as it moves northeastward at 5 to 10 mph. *Formation chance through 48 hours...low...10 percent. *Formation chance through 5 days...low...20 percent. A tropical wave is expected to move off the west coast of Africa by early Monday. Thereafter, environmental conditions are forecast to be conducive for gradual development, and a tropical depression could form by the middle of next week while the system moves westward at 10 to 15 mph over the far eastern tropical Atlantic. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...60 percent. && Public Advisories on Subtropical Depression Teresa are issued under WMO header WTNT34 KNHC and under AWIPS header MIATCPAT4. Forecast/Advisories on Subtropical Depression Teresa are issued under WMO header WTNT24 KNHC and under AWIPS header MIATCMAT4. $$ Forecaster Beven

Tags: weather atlantic outlook tropical

 

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