Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 240257
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
1257 PM CHST TUE JAN 24 2017

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

A COLD FRONT EXTENDS SOUTHWESTWARD FROM 25N166E TO 20N157E...THEN
CONTINUES AS A SHEAR LINE TO NEAR SAIPAN AT 15N146E TO 7N130E. LOW
CLOUDS AND PATCHY SHOWERS ARE SEEN ALONG AND UP TO 150 MILES
NORTHWEST OF THIS BOUNDARY. THESE SHOWERS ARE OVER SAIPAN BUT JUST
NORTH OF KOROR AND YAP.

A NEAR-EQUATORIAL TROUGH EXTENDS EASTWARD FROM 1N130E TO A BUFFER
CIRCULATION NEAR EQ145E. CONVERGING TRADE WINDS NORTH OF THIS TROUGH
ARE GENERATING SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS SOUTHEAST
OF KOROR AND YAP...AND WEST OF CHUUK BETWEEN 1N AND 9N FROM 133E TO
149E.

TRADE-WIND CONVERGENCE AND A TRADE-WIND DISTURBANCE ARE CAUSING
NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS NEAR POHNPEI AND KOSRAE
BETWEEN 4N AND 9N FROM 152E TO 165E. SCATTERED SHOWERS ARE ALSO FOUND
ACROSS THE MARSHALLS WITHIN 130 MILES OF A LINE FROM 7N165E TO 5N180.

$$

AYDLETT


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