Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 221523
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
123 AM CHST FRI FEB 23 2018

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

A SURFACE TROUGH EXTENDS NORTHWESTWARD FROM EQ146E TO A WEAK
CIRCULATION NEAR 5N138E THEN TURNS NORTHWARD PASSING BETWEEN YAP
AND KOROR NEAR 8N137E. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS ARE SEEN BETWEEN 5N AND 13N FROM 134E TO 139E.

SURGING TRADE WINDS ARE PRODUCING SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS FROM SOUTHWEST OF GUAM ACROSS NORTHERN YAP STATE AND
SOUTHERN CHUUK AND POHNPEI STATES TO SOUTH OF KOSRAE WITHIN 90 MILES
OF A LINE FROM 11N139E TO 10N144E TO 5N150E TO 1N158E TO 1N166E.

A SURFACE TROUGH EAST OF THE MARIANAS EXTENDS NORTH-NORTHEASTWARD
FROM 11N148E TO 25N157E. PATCHY CLOUDS AND SHOWERS ARE WITHIN 100
MILES OF A LINE FROM 13N143E TO NEAR GUAM TO 15N148E TO 23N156E TO
25N162E.

A FRONTAL SYSTEM SOUTHEAST OF OKINAWA IS CAUSING CLOUDINESS AND
PATCHY SHOWERS NORTHWEST OF A LINE FROM 25N143E TO 21N130E.

$$



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