TSs Hannah and Gustav

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

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

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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