Satellite Interpretation Message
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8
000
ATHW40 PHFO 270513
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0530 UTC WED AUG 27 2014

BASED ON DATA THROUGH 0500 UTC AUGUST 27 2014

WATER VAPOR IMAGES SHOWED A BROAD AREA OF LOW PRESSURE IN THE MIDDLE
ATMOSPHERE TO THE WEST-NORTHWEST OF THE MAIN HAWAIIAN ISLANDS.
TOWERING CUMULI AND POSSIBLE THUNDERSTORMS FORMED UNDER THIS FEATURE
WITHIN 200 MILES OF THE LINE FROM 29N 177W TO 25N 168W.

TO THE NORTHEAST...LOW TO MIDDLE CLOUD LAYERS MOSTLY OBSCURED LOWER
FEATURES NORTHEAST OF THE CURVE FROM 30N 146W TO 29N 147W TO 23N
145W TO 22N 140W.

TO THE SOUTHWEST...THUNDERSTORMS ASSOCIATED WITH A TROUGH OF LOW
PRESSURE NEAR THE DATELINE DEVELOPED WEST OF THE LINE FROM 17N 180
TO 11N 173W TO 10N 180.

TO THE SOUTH...LIGHT THUNDERSTORM ACTIVITY CONTINUED IN THE ITCZ
FROM 11N TO 05N...ALMOST ENTIRELY EAST OF 150W. LAYERED MIDDLE TO
HIGH DEBRIS CLOUDS FROM THIS AND EARLIER CONVECTION MOSTLY OBSCURED
LOWER FEATURES FROM 15N TO THE EQUATOR...MAINLY EAST OF 164W OR WEST
OF 169W.

OTHERWISE...CLOUD COVER ACROSS HAWAIIAN WATERS CONSISTED MAINLY OF
MARINE STRATOCUMULI AND CUMULI ORGANIZED INTO LOOSE CLUMPS AND BANDS
UP TO ABOUT 250 MILES LONG AND 120 MILES WIDE. THESE CLOUDS WERE
GREATEST IN AREAL COVERAGE WITHIN 200 MILES OF THE LINE FROM 28N
162W TO 18N 156W. THEY GENERALLY MOVED TOWARD THE WEST SOUTHWEST AT
AROUND 15 MILES AN HOUR...AND ROSE TO HEIGHTS OF 8000 TO 10000 FEET.

ACROSS THE MAIN HAWAIIAN ISLANDS...CLOUD COVER CONSISTED MOSTLY OF
MARINE STRATOCUMULI MOVING ASHORE ALONG NORTH THROUGH EAST SLOPES OF
MAUI AND HAWAII COUNTIES...BUT AFTERNOON CUMULUS BUILDUPS WITH THEIR
LAYERED DEBRIS CLOUDS ALSO WERE IMPORTANT OVER HIGHER TERRAIN
INLAND ACROSS THE STATE. AREAS WITH THE LEAST CLOUD COVER WERE
LIMITED MAINLY TO WEST KAUAI...WEST AND CENTRAL OAHU...MOLOKAI...THE
SUMMIT AND SOUTH SLOPES OF HALEAKALA ON MAUI...THE WEST COAST OF
NORTH KOHALA DISTRICT ON THE BIG ISLAND...THE SOUTHEAST COAST OF
PUNA DISTRICT ON THE BIG ISLAND...AND INTERIOR UPLANDS OF THE BIG
ISLAND ABOVE ELEVATIONS OF ABOUT 8000 FEET.

RADAR DATA FROM NEAR THE ISLANDS SHOWED SCATTERED SHOWERS OVER THE
KOOLAU RANGE ON OAHU...THE NORTHWEST COAST OF NORTH KONA DISTRICT ON
THE BIG ISLAND...THE VICINITY OF CAPE KUMUKAHI ON THE BIG ISLAND...
OFFSHORE TO THE NORTHWEST THROUGH NORTHEAST OF OAHU...AND WELL
OFFSHORE IN THE LEE PLUMES SOUTHWEST OF OAHU AND WEST OF THE BIG
ISLAND. ELSEWHERE...RADAR DATA SHOWED ISOLATED SHOWERS AT MOST.



$$

RYSHKO




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.