Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 221456
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
1256 AM CHST THU NOV 23 2017

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

A SHEAR LINE CURVES SOUTHWESTWARD THROUGH 25N159E TO 18N142E.
CLOUDINESS AND PATCHY SHOWERS ARE ALONG AND UP TO 300 MILES NORTHWEST
OF THIS LINE.

TRADE-WIND CONVERGENCE NORTH OF A NEAR-EQUATORIAL TROUGH IS
GENERATING SCATTERED SHOWERS AND A FEW THUNDERSTORMS SOUTH OF KOROR
BETWEEN 3N AND 6N FROM 131E TO 137E...AND NEAR CHUUK...POHNPEI AND
KOSRAE WITHIN 100 MILES OF A LINE FROM 5N144E TO 9N155E TO 5N165E.

AN UPPER-LEVEL LOW CENTERED NORTHEAST OF WAKE ISLAND NEAR 23N172E
IS INTERACTING WITH A SURFACE TROUGH TO PRODUCE SCATTERED SHOWERS
AND THUNDERSTORMS NORTH OF A LINE FROM 22N172E TO 16N180.

LOW-LEVEL CONVERGENCE AHEAD OF A COLD FRONT NEAR OKINAWA IS CAUSING
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NORTH OF A LINE FROM
21N130E TO 25N137E.

$$

AYDLETT



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