Friday, February 4, 2011

Hawaiian Islands Satellite Interpretation Message

Hawaiian Islands Satellite Interpretation Message
Fri, 04 Feb 2011 18:30:00 -0600

Based on data through 0000 UTC February 05 2011.

Two large scale features are evident in the subtropical Pacific. A cold front 350 miles northwest of Kauai, and an upper level trough 525 miles east of the Big Island.

The cold front is creating a 300 mile wide cloud band with a leading edge 200 miles NW of Kauai. The leading edge runs from 30°N 157°W to 25°N 162°W to 20°N 169°W. The cloud band is moving east at 25 mph and is made up of layered overcast clouds up to 35 thousand feet north of 26°N while south of 26°N the band weakens to overcast low and mid clouds.

The upper trough to the east of the Big Island is producing an area of broken mid and lower clouds with isolated thunderstorms mixed in. The area of clouds extends from 7°N to 15°N between 140°W to 148°W. Thunderstorms clouds tops are reaching as high as 40 thousand feet.

Scattered low clouds are moving west at 10 to 20 mph between 10°N and 20°N from 140°W to the dateline. North of 20°N, low clouds ahead of the cold front are moving north at 15 to 20 mph from 145°W to 165°W, and northwest of the front broken low clouds are moving 30 to 35 mph toward the east.

Over the islands, cloudiness has increased since this morning with partly to mostly cloudy skies forming over Kauai, Maui and most of the Big Island with the exception of the Hilo districts and the summits. Oahu remains mostly clear. Low clouds over the coastal waters are moving west at 10 to 20 mph over the southern waters of the Big Island. North of the Big Island and Maui county scattered low clouds are moving toward the northwest at 10 mph. Over Kauai waters scattered low clouds moving north at 10 mph.

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


MORRISON


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