Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 221529
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
100 AM CHST TUE SEP 23 2014

WESTERN NORTH PACIFIC BETWEEN EQUATOR AND 25N FROM 130E TO 180.

A MONSOON TROUGH MEANDERS EASTWARD FROM NEAR MINDANAO THROUGH 9N130E
AND TWO CIRCULATIONS CENTERED NORTHWEST OF KOROR AT 10N132E...AND
EAST-SOUTHEAST OF GUAM AT 12N148E TO END AT A THIRD CIRCULATION
CENTERED OVER THE MARSHALL ISLANDS AT 8N170E. CONVERGING WEST WINDS
SOUTH OF THE TROUGH ARE CAUSING SCATTERED SHOWERS AND A FEW
THUNDERSTORMS SOUTHEAST OF YAP BETWEEN 6N AND 9N FROM 141E TO
146E...AND ALSO NORTH OF KOSRAE WITHIN 70 MILES OF A LINE FROM
6N161E TO 10N164E. A FEW THUNDERSTORMS ARE FOUND NEAR KOSRAE BETWEEN
3N AND 6N FROM 161E TO 166E. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS ARE OCCURRING NEAR THE TROUGH AND SECOND CIRCULATION
OVER THE SOUTHERN HALF OF THE MARIANA ISLANDS...AND ALSO NORTH OF
CHUUK AND POHNPEI BETWEEN 10N AND 16N FROM 140E TO 159E.

A NEAR-EQUATORIAL TROUGH REACHES EASTWARD FROM THE CIRCULATION OVER
THE MARSHALL ISLANDS TO BEYOND THE DATE LINE AT 9N. SCATTERED
SHOWERS AND A FEW THUNDERSTORMS ARE SEEN NEAR THESE SYSTEMS OVER
KWAJALEIN AND MAJURO WITHIN 85 MILES OF A LINE FROM 9N167E TO 6N171E
TO 11N180.

AN UPPER-LEVEL TROUGH EXTENDS EASTWARD FROM A LOW CENTERED SOUTHWEST
OF MINAMI TORI SHIMA AT 20N150E TO ANOTHER LOW CENTERED NORTHEAST OF
WAKE ISLAND AT 24N170E. DIVERGENT WINDS NEAR AND SOUTH OF THESE
FEATURES ARE TRIGGERING SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS
WITHIN 110 MILES OF A LINE FROM 20N154E TO 16N165E TO 25N175E.

$$

CHAN






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