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
000
ATHW40 PHFO 271232
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
1230 UTC TUE JAN 27 2015

BASED ON DATA THROUGH 1200 UTC JANUARY 27 2015

INFRARED SATELLITE IMAGERY OF THE PAST 8 HOURS SHOWS BROKEN TO
OVERCAST STRATOCUMULUS CLOUDS COVERING THE WINDWARD WATERS OF MAIN
HAWAIIAN ISLANDS. THIS LARGE CLOUD FIELD EXTENDED NORTH TO
30N...COVERING THE AREA BETWEEN 150W AND 160W. THE SOUTHERN EDGE OF
THIS CLOUD FIELD IS GRAZING THE WINDWARD AREAS OF THE ALL THE
ISLANDS FROM TIME TO TIME. THE KONA COAST STILL HAS SOME LOCALLY
OVERCAST SKIES THIS HOUR...AND THERE ARE A COUPLE OF ON GOING
SHOWERS BETWEEN KAILUA-KONA AND HONAUHAU. OTHERWISE FAIR SKIES
RULED THE REST OF THE AREA THIS EARLY TUESDAY MORNING. THIS INCLUDED
THE ENTIRE STRETCH OF THE LEEWARD WATERS OUT TO 150 MILES FROM OFF
THE KONA COAST TO SOUTHWEST OF NIIHAU.

THE LOW LEVEL TRADE WINDS HAVE SHIFTED CONSIDERABLE DURING THE PAST
24 HOURS WHERE THE FLOW HAS BECOME SLIGHTLY SOUTH OF EAST OVER THE
WINDWARD WATERS WEST OF MAUI AND EAST AROUND THE WATERS OF THE BIG
ISLAND. THE LOW CLOUDS ARE APPROACHING WINDWARD BIG ISLAND AT A
SPEED OF 15 MPH...WHILE THE CLOUDS OFF THE WINDWARD COAST OF OAHU
ARE TRAVELING UP TO 25 MPH.

A FRONT 480 MILES NORTHWEST OF KAUAI IS MOVING SOUTHEAST AT 15 MPH.
THE FRONT HAS THE FOLLOWING COORDINATES OF 30N162W 26N170W AND
23N180W. THE FRONT HAS A CLOUD BAND 140 MILE WIDE. SHOWERY TYPE
CUMULUS CLOUDS ARE NOTED WITHIN 350 NM SOUTHEAST OF THE FRONT.

THE REMNANTS OF THE FRONT THAT MOVED THROUGH THE ISLANDS OVER THE
WEEKEND IS STILL RECOGNIZABLE SOUTH OF THE ISLANDS...AS A 160 MILES
WIDE BAND...80 MILES EITHER SIDE OF A LINE STRETCHING FROM 19N143W
TO 17N150W TO 16N160W TO 19N167W. THE BAND IS SAGGING TO THE SOUTH
WHILE MOVING WESTWARD.

WATER VAPOR IMAGERY SHOWS A VERY DRY AND STABLE AIR MASS WITH A WEST
TO NORTHWEST WIND FLOW HIGH ABOVE THE ISLANDS.

THE TROPICS SOUTH OF THE HAWAIIAN ISLANDS ARE FREE OF ANY DEEP
CONVECTION THIS MORNING.


$$

LAU








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