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Hurricane Isaac Public Advisory Number 8
2024-09-27 22:34:31| National Hurricane Center (Atlantic)
Issued at 500 PM AST Fri Sep 27 2024 000 WTNT35 KNHC 272034 TCPAT5 BULLETIN Hurricane Isaac Advisory Number 8 NWS National Hurricane Center Miami FL AL102024 500 PM AST Fri Sep 27 2024 ...ISAAC IS INTENSIFYING... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...37.8N 45.3W ABOUT 995 MI...1600 KM W OF THE AZORES MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H PRESENT MOVEMENT...E OR 80 DEGREES AT 16 MPH...26 KM/H MINIMUM CENTRAL PRESSURE...976 MB...28.82 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the center of Hurricane Isaac was located near latitude 37.8 North, longitude 45.3 West. Isaac is moving toward the east near 16 mph (26 km/h). A gradual turn to the east-northeast is expected with a slight decrease in forward speed over the next day or so. On Saturday, a gradual turn to the northeast is forecast and this motion should continue through Monday. Maximum sustained winds have increased to near 85 mph (140 km/h) with higher gusts. Some slight additional strengthening is expected tonight or Saturday morning followed by gradual weakening through early next week. Isaac is expected to be a post-tropical cyclone on Monday. Hurricane-force winds extend outward up to 15 miles (30 km) from the center and tropical-storm-force winds extend outward up to 90 miles (150 km). The estimated minimum central pressure is 976 mb (28.82 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Isaac and a large wind fetch from a deep-layer trough could spread into the Azores by this weekend. 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 1100 PM AST. $$ Forecaster Bucci/Rosado
Category:Transportation and Logistics
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Atlantic Tropical Weather Outlook
2024-09-27 19:52:31| National Hurricane Center (Atlantic)
000 ABNT20 KNHC 271752 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 PM EDT Fri Sep 27 2024 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: Active Systems: The National Hurricane Center is issuing advisories on Tropical Depression Helene, located inland over the southern Appalachians, on Hurricane Isaac, located over the central Subtropical Atlantic Ocean, and on recently-formed Tropical Storm Joyce, located over the central Tropical Atlantic Ocean. Western Caribbean: An area of low pressure could form over the western Caribbean Sea by the middle of next week. Environmental conditions are expected to be conducive for slow development thereafter while the system moves generally northwestward, potentially entering the Gulf of Mexico by the end of next week. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...low...30 percent. Eastern Tropical Atlantic: An area of low pressure could form over the eastern tropical Atlantic by the early to middle part of next week. Environmental conditions are expected to be conducive for slow development thereafter while the system moves generally northwestward at 10 to 15 mph. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...low...30 percent. && Public Advisories on Tropical Storm Joyce are issued under WMO header WTNT31 KNHC and under AWIPS header MIATCPAT1. Forecast/Advisories on Tropical Storm Joyce are issued under WMO header WTNT21 KNHC and under AWIPS header MIATCMAT1. $$ Forecaster Bucci/Rosado
Category: Transportation and Logistics
Eastern North Pacific Tropical Weather Outlook
2024-09-27 19:52:31| National Hurricane Center (East Pacific)
000 ABPZ20 KNHC 271752 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 1100 AM PDT Fri Sep 27 2024 For the eastern North Pacific...east of 140 degrees west longitude: Active Systems: The National Hurricane Center is issuing advisories on Tropical Storm John, located just inland over southwestern Mexico. Off the coast of southwestern Mexico: A broad low pressure system could form early next week off the coast of southwestern Mexico. Some slow development is possible after that time while the system drifts westward. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...low...20 percent. $$ Forecaster Cangialosi
Category: Transportation and Logistics