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Posts Tagged ‘Leeward Islands’

Hurricane OLI Update 1 – February 4

Posted by feww on February 4, 2010

Hurricane OLI Continues to Power Up!

OLI is still organizing and expected to further intensify

Background:  Cyclone OLI May Target Tourist Spots

TC OLI Details

  • Time/Date: 4 February 2010 –  00:01 UTC
  • Position:  Near 16.6ºS, 153.9ºW
  • Sustained Movement: 95  degrees
  • Forward speed: 22 km/hr (~ 12 kt)
  • Tropical Cyclone OLI has been tracking EAST over the past 6 hours.

Current wind distribution:

  • Maximum Sustained winds: 130 km/hr (~ 70 kt)
  • Maximum Gusts:  ~ 160 km/hr (~ 85 kt)
  • Maximum significant wave height: 6.7 m (20 ft)
  • OLI was located about 370 km (200nm) WNW of Bora Bora [Feb 03, 15:00UTC]
  • Sources: JTWC and Others

Tropical Cyclone OLI is currently a Cat 1 hurricane on the FEWW New Hurricane Scale and expected to further intensify.

FIRE-EARTH MODERATORS BELIEVE HURRICANE OLI COULD CAUSE SUBSTANTIAL DAMAGE TO THE SOCIETY ISLANDS, ESPECIALLY TAHITI, IF THE CYCLONE CONTINUES TO INTENSIFY, AS IT’S EXPECTED TO DO, AND REMAINS APPROXIMATELY ON ITS CURRENT PATH (ACTUAL PATH NOT THE PREDICTED ONE).


Hurricane OLI. IR WV Difference. Source: UW-CIMSS.  Click images to enter CIMSS interactive maps.


Hurricane OLI. Visible IR. Source: CIMSS


Hurricane OLI’s Projected Path. Source: UW-CIMSS.


TC OLI. Morphed Integrated Microwave Imagery at CIMSS, with Infrared (MIMIC-IR) Version 1.


Tropical Cyclone OLI. Infrared  – South East Pacific – GOES-West. Source: UW-CIMSS.


Map of Tahiti and Bora x 2 . Credit
: karta Societeisl FP, Holger Behr.

Related Links:

Posted in Bora Bora, Cyclone OLI, hurricane, SOCIETY ISLANDS, storm, Tropical Cyclone 12P | Tagged: , , , , , | 12 Comments »

TSs Hannah and Gustav

Posted by feww on August 29, 2008

Latest: Tropical Storm Front Update 9-3

Tropical Storm [‘Big’] Hannah Chases Gustav

Tropical Storm Hanna regional imagery, 2008.08.29 at 08:45UTC.
Centerpoint Latitude: 21:17:12N Longitude: 62:25:56W.


Data Elements:
Tropical Storm Hanna is located north-northeast of the northern Leeward Islands. This system is moving toward the northwest near 22km/hr. Maximum sustained winds are near 85km/hr.
Observation Device: GOES-12  4-km infrared imagery.
Visualization Date: August 29, 2008 08:05:16 UTC
Credit NOAA – Environmental Visualization Service

noaa logo Gustav and Hannah – GOES Puerto Rico SECTOR IR Image – Updated Image

:
Puerto Rico Sector (IR Ch 4, Mercator Projection) – Credit: the National Oceanic and Atmospheric Administration (NOAA)

Tropical storm Hanna advisory number 5

  • Hanna is poorly organized at this time.
  • At 09:00 UTC the center of tropical storm Hanna was located near latitude 21.7 North, …longitude 62.3 West or about 400 km north-northeast of the northern Leeward Islands.
  • Hanna is moving toward the northwest near 22 km/hr.   A motion between west-northwest and northwest away from the Leeward Islands is expected during the next  24 hrs.
  • Maximum sustained winds are near 85 km/hr with higher gusts.  Little change in strength is forecast today but Hanna could become a hurricane in a couple of days.
  • Tropical storm force winds extend outward up to 85 km from the center.
  • Estimated minimum central pressure is 1000 mb (29.53 inches).

Rain bands associated with Hanna could produce rainfall accumulations of 1 to 2 inches across portions of the Leeward Island. – Forecaster Avila

Tropical Storm Hanna regional imagery, 2008.08.28 at 16:15UTC.
Centerpoint Latitude: 19:10:50N Longitude: 58:37:25W.


Data Elements:
Hanna has become the eighth tropical storm of the 2008 season.
Observation Device: GOES-12 1 km visible imagery.
Credit NOAA – Environmental Visualization Service

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