Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 290237
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
1237 PM CHST THU JUN 29 2017

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

A NEAR-EQUATORIAL TROUGH EXTENDS EASTWARD FROM 7N130E THROUGH A
WEAK CIRCULATION SOUTH OF YAP AT 7N138E THEN NORTHEASTWARD TO END
SOUTHWEST OF GUAM AT 13N144E. ALSO...AN UPPER-LEVEL TROUGH RUNS
NORTHEASTWARD FROM NORTHWEST OF KOROR TO THE FAR NORTHERN CNMI.
SCATTERED TO NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS OVER THE
MARIANAS ARE BETWEEN 17N AND 10N FROM 139E TO 148E. PATCHY AREAS
OF SHOWERS AND THUNDERSTORMS OVER PALAU AND YAP STATE ARE WITHIN
200 MILES OF A LINE 8N144E TO 8N138E TO 2N132E AND FAR NORTHWEST
OF KOROR WEST OF A LINE FROM 15N132E TO 12N132E.

A TRADE-WIND DISTURBANCE OVER EASTERN MICRONESIA IS TRIGGERING
SCATTERED SHOWERS AND A FEW THUNDERSTORMS FROM THE MARSHALL
ISLANDS TO THE DATE LINE MAINLY WITHIN 125 MILES OF A LINE FROM
4N168E TO 6N170E TO 8N174E TO 6N180.

$$

SIMPSON



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