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Tropical Storm Julia (12L) Now Moving Quickly Northward

15.1N 46.1W

September 19th, 2010 Category: Dust Storms, Tropical Cyclones

Hurricane Julia (12L) - September 18th, 2010

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Track of TS 12L - September 18th, 2010 © Univ. of Wisconsin

Track of TS 12L

As of 11 p.m. AST September 18 (0300 UTC September 19), Tropical Storm Julia (12L) is located within 20 nautical miles of 32.4°N 51.9°W, about 1455 mi (2340 km) west-southwest of the Azores.

Maximum sustained winds are 45 knots (50 mph, 85 km/h), with stronger gusts. Minimum central pressure is 998 mbar (hPa; 29.47 InHg), and the system is moving north at 12 kt (14 mph, 22 km/h).

Tropical storm force winds extend outward up to 160 miles (260 km) from the center of Julia. Here, dust blowing off the western coast of Africa can be seen to the east of the storm (click here for previous articles).

Dust Over Bay of Arguin and Ras Nouadhibou Peninsula, West Africa

21.5N 17.6W

September 16th, 2010 Category: Dust Storms

Dust Off West Coast of Africa - September 15th, 2010

A thick cloud of dust blows across dry northwestern Africa and over the Ras Nouadhibou Peninsula, divided between Morocco/Western Sahara (north) and Mauritania (south). The dust completely obscures the usually bright green waters of the Bay of Arguin, just south of the peninsula.

Upon opening the full image, the Canary Islands can be seen to the north, as well as the Cape Verde Archipelago to the south. West of Cape Verde, on the left edge of the full image, is some convection associated with Hurricane Julia (12L), which recently passed by the islands.