Sunday, December 5, 2010

Hawaiian Islands Satellite Interpretation Message

Hawaiian Islands Satellite Interpretation Message
Sun, 05 Dec 2010 18:30:00 -0600

Based on data through 0000 UTC December 06 2010.

Water vapor imagery shows an upper level ridge across the central Pacific region between 170°W and 155°W south of 25°N. A sharp upper level trough is located just west of the dateline, spreading copious high level moisture northward between the dateline and 170°W. Another upper trough is skirting just north of the area near 35°N 145°W. The subtropical upper level jet is located south of 15°N traversing between 160°W and 140°W.

Widespread layered mid and high clouds covers the area west of 170°W north of 21°N. This area of clouds is the result of two merging cloud bands that stretch further to the south. One band is within 60 miles of a line from 21°N 178°W to 17°N 180°, the other is a band within 40 miles of a line from 21°N 172°W to Johnston island. The clouds within the bands are mostly low topped with isolated towering cumulus to 25000 feet. Within the large mid and high layered cloud area north of 21°N, isolated embedded thunderstorms with tops to 45000 feet are found. These thunderstorms are closely aligned along a north south line along 175°W. Elsewhere, the central Pacific is covered by an assortment of scattered to broken low topped stratocumulus decks, none of these broken cloud decks are more than 100 miles wide.

Over the main Hawaiian islands, broken low clouds are found over the lower slopes of the Big Island below 9000 feet from Waimea south to Kailua Kona to ocean view estates and east to the slopes above Pahala and within 5 miles south of the saddle road on the Hilo side. Broken low clouds are also covering much of the Puna district. The clouds extend locally over the coastal waters up to 10 miles. Few to scattered low clouds exist elsewhere over the smaller islands and coastal waters. Low cloud tops range between 6000 and 8000 feet, except locally to 10000 feet over the Big Island. Individual cloud elements are moving to the west northwest at 10 to 15 mph.

Hawaii Infrared Satellite image for 0000 UTC
Hawaii Visible Satellite image for 0000 UTC
Central Pacific Infrared Satellite image for 0000 UTC


BRENCHLEY


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