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 9 10
000
ATHW40 PHFO 291830
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
1830 UTC THU JAN 29 2015

BASED ON DATA THROUGH 1800 UTC JANUARY 29 2015

A WEAK COLD FRONT IS LOCATED ALONG A LINE FROM 30N150W...PASSING
JUST TO THE WEST OF KAUAI...TO 18N169W TO 14N180W. THIS FRONT IS
MOVING TO THE SOUTHEAST AT AROUND 10 MPH. ON INFRARED
SATELLITE...THIS FRONT IS CHARACTERIZED AS A RAGGED BAND OF OVERCAST
CUMULUS CLOUDS 125 TO 150 MILES WIDE. ALONG THE BOUNDARY NORTH OF
26N...ISOLATED TOWERING CUMULUS CLOUDS ARE EMBEDDED WITH THE CLOUD
BAND WITH TOPS TO AROUND 28 KFT.

A TROUGH AXIS GOES FROM 24N156W TO 19N160W...ACROSS THE ISLAND OF
OAHU AND CONSIST OF A NARROW 50 MILE WIDE BAND OF BROKEN CUMULUS
CLOUDS AND SCATTERED SHOWERS.

BEHIND THE FRONT TO WEST...A BROKEN TO OVERCAST STRATOCUMULUS CLOUD
FIELD EXTENDS FROM THE BACK OF THE FRONTAL BOUNDARY PAST 30N AND THE
DATELINE. THESE CLOUDS ARE MOVING WEST TO EAST AT 20 MPH. TO THE
EAST OF THE FRONT AND TROUGH...SCATTERED CUMULUS CLOUDS ARE SLOWLY
BEING PUSHED ALONG BY A HIGH PRESSURE SYSTEM LOCATED NEAR
CALIFORNIA...WITH THE RIDGE EXTENDING TO A POINT NEAR 20N150W. THIS
IS RESULTING IN WESTWARD MOVEMENT OF THE CLOUD SOUTH OF 20N AND
BETWEEN 140W TO 160W. NORTH OF 20N...THE CLOUD MOTIONS ARE GENERALLY
NORTH AS THE CLOUD ADVANCE TOWARD THE COLD FRONT.

ACROSS THE MAIN HAWAIIAN ISLANDS...KAUAI IS MOSTLY SUNNY FOR THE
TIME BEING POSITIONED BETWEEN THE FRONT AND THE TROUGH. A FEW LOW
CLOUDS ARE OBSERVED ALONG THE NORTHERN PORTION OF THE ISLAND. THE
KAUAI CHANNEL AND OAHU HAVE OVERCAST LOW CLOUDS ACROSS THE AREA
WHICH IS ASSOCIATED WITH THE TROUGH. MOLOKAI AND LANAI HAVE
SCATTERED CLOUDS OVERHEAD. MAUI HAS A FEW CLOUDS ACROSS THE THE
LEEWARD SLOPES OF HALEAKALA...AND A FEW CLOUDS ELSEWHERE ON THE
ISLAND. THE BIG ISLAND HAS SCATTERED TO BROKEN CLOUDS OVER THE KAU
AND HILO AREAS...BUT THE REST OF THE BIG ISLAND IS MOSTLY SUNNY.

ISOLATED THUNDERSTORMS IS LOCATED ALONG THE ITCZ BETWEEN 05N TO 08N
LATITUDES.

$$

FOSTER





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