Environmental

Hurricane Irene Advisory, August 25, 2011 (8 AM EDT)


Miami, Florida—(ENEWSPF)—August 25, 2011 – UPDATE 8 AM EDT.  eNews Park Forest continues to post raw data regarind Hurricane Irene to keep the public informed as quickly as possible.

…Irene Pounding The Northwestern Bahamas…

SUMMARY OF 800 AM EDT…1200 UTC…INFORMATION

LOCATION…25.5N 76.5W ABOUT 65 MI…105 KM ENE OF NASSAU ABOUT 670 MI…1085 KM S OF CAPE HATTERAS NORTH CAROLINA

MAXIMUM SUSTAINED WINDS…115 MPH…185 KM/H

PRESENT MOVEMENT…NW OR 325 DEGREES AT 13 MPH…20 KM/H

MINIMUM CENTRAL PRESSURE…950 MB…28.05 INCHES

WATCHES AND WARNINGS

Changes in Watches and Warnings With This Advisory…

The Government of the Bahamas has discontinued the hurricane warning for the southeastern Bahamas.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT…

A HURRICANE WARNING IS IN EFFECT FOR...

  • The Central and Northwestern Bahamas

A HURRICANE WATCH IS IN EFFECT FOR…

* North of Surf City North Carolina to the North Carolina-Virginia border including the Pamlico…Albemarle…and Currituck sounds

A TROPICAL STORM WATCH IS IN EFFECT FOR…

  • North of Edisto Beach South Carolina to Surf City North Carolina

A hurricane watch means that hurricane conditions are possible within the watch area.  A watch is typically issued 48 hours before the anticipated first occurrence of tropical-storm-force winds…conditions that make outside preparations difficult or dangerous.

A tropical storm watch means that tropical storm conditions are possible within the watch area…generally within 48 hours.

Interests elsewhere in the Mid-Atlantic states and New England should monitor the progress of Irene.

For storm information specific to your area in the United States…including possible inland watches and warnings…please monitor products issued by your local National Weather Service Forecast Office. For storm information specific to your area outside the United States…please monitor products issued by your National Meteorological Service.

DISCUSSION AND 48-HOUR OUTLOOK

At 800 AM EDT…1200 utc…the center of hurricane Irene was located near latitude 25.5 north…longitude 76.5 west. irene is moving toward the northwest near 13 mph…20 km/h.  a turn toward the north-northwest is expected today…followed by a turn toward the north by early Friday.  On the forecast track…the core of the hurricane will continue to move over the Northwestern Bahamas today…and pass well offshore of the East Coast of Central and North Florida tonight and early Friday.

Maximum sustained winds are near 115 mph…185 km/h…with higher gusts.  Irene is a Category Three hurricane on the Saffir-Simpson Hurricane Wind Scale.  Some strengthening is expected today and tonight.

Irene is a large tropical cyclone.  Hurricane-force winds extend outward up to 70 miles…110 km…from the center…and tropical-storm-force winds extend outward up to 255 miles…410 km.  The official reporting site in Nassau recently reported a wind gust to 62 mph…100 km/h.  An unofficial reporting station on Nassau recently reported a wind gust to 100 mph…161 km/h.

The latest minimum central pressure estimated from NAOA and Air Force Reserve Reconnaissance Aircraft is 950 mb…28.05 inches.  

An Automated Observing Site at Rock Sound on the southern end of Eleuthera Island reported a minimum pressure of 952.4 mb as the center passed nearby a few hours ago.

HAZARDS AFFECTING LAND

WIND…hurricane force winds are currently spreading over the Northwestern Bahamas.  Hurricane or tropical storm force winds are still occurring over portions of the Central Bahamas…but should begin to diminish later today.

STORM SURGE…in areas of onshore winds near the center of Irene…an extremely dangerous storm surge will raise water levels by as much as 7 to 11 feet above normal tide levels over the Bahamas.

NEAR THE COAST...the surge will be accompanied by large and dangerous waves.

RAINFALL...Irene is expected to produce rainfall accumulations of 6 to 12 inches over the Bahamas during the next 36 hours. Rains will be diminishing across the Turks and Caicos islands with additional rainfall amounts of 1 to 3 inches possible…bringing the maximum storm total to 6 to 12 inches.

SURF...swells generated by Irene are affecting portions of the coast of the Southeastern United States.  These swells will cause life-threatening surf and rip current conditions.  Please consult products from your local National Weather Service Forecast Office.

Source: nhc.noaa.gov

RELATED POSTS:  

Status Update as of August 23, 2011 – 2 PM EDT https://www.enewspf.com/latest-news/science-a-environmental/26323-hurricane-irene-advisory-august-23-2011-2-pm-edt.html

Status Update as of August 23, 2011 – 5 PM EDT  https://www.enewspf.com/latest-news/science-a-environmental/26337-hurricane-irene-advisory-august-23-2011-5-pm-edt.html

Status Update as of August 23, 2011 – 8 PM EDT- https://www.enewspf.com/latest-news/science-a-environmental/26345-hurricane-irene-advisory-august-23-2011-8-pm-edt.html

Status Update as of August 23, 2011 – 11 PM EDT- https://www.enewspf.com/latest-news/science-a-environmental/26348-hurricane-irene-advisory-august-23-2011-11-pm-edt.html

Status Update as of August 24, 2011 – 2 AM EDT- https://www.enewspf.com/latest-news/science-a-environmental/26350-hurricane-irene-advisory-august-24-2011-2-am-edt.html

Status Update as of August 24, 2011 – 5 AM EDT – https://www.enewspf.com/latest-news/science-a-environmental/26351-hurricane-irene-advisory-august-24-2011-5-am-ed.html

Status Update as of August 24, 2011 – 11 AM EDT – https://www.enewspf.com/latest-news/science-a-environmental/26353-hurricane-irene-advisory-august-24-2011-11-am-edt-.html

Hurricane Irene Advisory, August 24, 2011 (2 PM EDT)

Hurricane Irene Advisory, August 24, 2011 (5 PM EDT)

Status Update as of August 24, 2011 (8 PM EDT) – https://www.enewspf.com/latest-news/science-a-environmental/26357-hurricane-irene-advisory-august-24-2011-8-pm-edt.html

Status Update as of August 25, 2011 (8 AM EDT) https://www.enewspf.com/latest-news/science-a-environmental/26361-hurricane-irene-advisory-august-25-2011-8-am-edt.html

Status Update as of August 25, 2011 (11 AM EDT) – https://www.enewspf.com/latest-news/science-a-environmental/26376-hurricane-irene-intermediate-advisory-from-the-national-hurricane-center-miami-florida-august-25-2011-11-am-edt.html


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