Satellite Interpretation Message
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12
000
ATHW40 PHFO 271837 CCA
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
1830 UTC TUE SEP 27 2016

BASED ON DATA THROUGH 1800 UTC SEPTEMBER 27 2016

TROPICAL STORM ULIKA IS CENTERED NEAR 12N 140W...APPROXIMATELY 1130
MILES EAST-SOUTHEAST OF THE BIG ISLAND...AND SLOWLY DRIFTING
NORTHEAST. THE OVERCAST LAYERS EXTEND ABOUT 130 MILES FROM THE
CENTER...WITH OUTER BANDS WRAPPING IN NORTH OF THE CENTER FROM 13N
133W TO 13N 141W AND FROM SOUTH OF THE CENTER FROM 12N 149W TO 09N
143W TO 11N 140W. OTHER AREAS OF LOW PRESSURE ALONG A WEAK
INTERTROPICAL CONVERGENCE ZONE /ITCZ/ ARE PRODUCING AREAS OF
DISORGANIZED CONVECTION BETWEEN 09N AND 13N AND 153W AND 159W...AND
BETWEEN 07N AND 15N AND 166W TO WEST OF 180W.
CUMULONIMBUS TOPS IN THESE AREAS ARE REACHING UPWARDS OF 52
THOUSAND FEET.

SCATTERED THUNDERSTORMS AND TOWERING CUMULUS /TCU/ CONTINUE TO
FLARE UP ALONG A DISCONTINUOUS LINE FROM 33N 172W TO 26N 167W TO
15N 178W...WITH TOPS NEAR 37 THOUSAND FEET. A WEAK SURFACE LOW
EMBEDDED IN THE TAIL END OF A STALLED FRONT CAN BE SEEN IN THE
INFRARED AND EARLY MORNING VISIBLE LOOPS NEAR 28N 159W...AND IS
MOVING TO THE WEST NEAR 10 MPH. THE FRONTAL BAND NORTH OF THE LOW
RUNS FROM 28N 159W TO BEYOND 37N 140W...AND IS BETWEEN 150 AND 175
MILES WIDE WITH BROKEN TO OVERCAST LAYERS. SOUTH OF THE LOW...THE
FRONT WEAKENS CONSIDERABLY...AND IS MARKED BY A SCATTERED BAND OF
CUMULUS /CU/...AS IT SAGS SOUTH TO 25N 160W AND OVER TO 25N 166W.

A BAND OF SHOWERY CU WITHIN 100 MILES EITHER SIDE OF A LINE FROM
19N 159W TO 11N 148W CONTINUES TO MOVE WEST-SOUTHWEST NEAR 25 MPH.
OTHERWISE...MUCH OF THE AREA HAS SCATTERED TO BROKEN CU AND
STRATOCUMULUS /SC/.

THE MAIN HAWAIIAN ISLANDS ARE RELATIVELY QUIET THIS MORNING. THE
NORTH AND EAST SLOPES OF KAUAI AND OAHU HAVE SCATTERED LOW
CLOUDS...WHILE THE REST OF KAUAI AND OAHU HAVE FEW CLOUDS. THE
VERY NORTHEAST PORTION OF MOLOKAI HAS BROKEN LOW CLOUDS...AS DOES
THE HANA AREA ON MAUI AND THE NORTHEAST SIDE OF THE WEST MAUI
MOUNTAINS. LANAI AND THE REMAINING AREAS OF MOLOKAI AND MAUI HAVE
VERY FEW CLOUDS. UPSTREAM OF THE CENTRAL ISLANDS SCATTERED SHOWERY
CU ARE EMBEDDED IN THE TRADE WIND FLOW...AND ARE MOVING WEST-
SOUTHWEST TOWARDS THE ISLANDS NEAR 25 MPH. ON THE BIG ISLAND
BROKEN TO OVERCAST LOW CLOUDS LINGER ALONG THE LOWER
SLOPES...COAST AND WATERS OUT ABOUT 40 MILES...FROM UPOLU POINT TO
HILO TO CAPE KUMUKAHI AND AROUND TO VOLCANO. THE REST OF THE BIG
ISLAND IS CLEAR.

$$

EATON


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