Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 250243
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
100 PM CHST THU DEC 25 2014

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

A COLD FRONT TRANSITIONS TO A SHEAR LINE NORTH OF MINAMI TORI SHIMA
AT ABOUT 25N155E. THE SHEAR LINE THEN CONTINUES TO BEYOND 13N130E.
CLOUDINESS AND PATCHY SHOWERS ARE FOUND ALONG AND UP TO 450 MILES
NORTHWEST OF THIS BOUNDARY.

A SHEAR LINE FRAGMENT IS PRODUCING SCATTERED SHOWERS WEST OF GUAM
AND ROTA BETWEEN 13N AND 15N FROM 138E TO 145E.

A SURFACE TROUGH EXTENDS EASTWARD THEN SOUTHEASTWARD FROM NEAR KOROR
AT 5N133E TO A WEAK CIRCULATION CENTERED SOUTHWEST OF CHUUK NEAR
2N145E...THEN CONTINUES EAST-SOUTHEASTWARD TO NEAR EQ154E. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS ARE PRESENT AROUND KOROR AND YAP
BETWEEN 4N AND 10N FROM 131E TO 143E...WEST OF CHUUK BETWEEN 4N AND
11N FROM 144E TO 151E  AND SOUTH OF POHNPEI AND KOSRAE SOUTH OF A
LINE EXTENDING FROM 5N157E TO 1N165E.

TRADE-WIND CONVERGENCE IS TRIGGERING SCATTERED SHOWERS OVER TARAWA
AND BUTARITARI WELL SOUTH OF MAJURO WITHIN 135 MILES OF A LINE
EXTENDING FROM EQ168E TO BEYOND 4N180.

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