Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 221526
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
100 AM CHST THU OCT 23 2014

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

A FRONTAL BOUNDARY REACHES SOUTHWESTWARD FROM NORTHEAST OF WAKE
ISLAND THROUGH 25N172E TO END EAST OF THE CNMI AT 19N150E. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS ARE SEEN ALONG AND UP TO 150
MILES NORTHWEST OF THIS BOUNDARY. CONVERGING SOUTHWEST WINDS SOUTH
OF THIS BOUNDARY ARE ALSO CAUSING SIMILAR WEATHER SOUTHEAST AND EAST
OF WAKE ISLAND WITHIN 100 MILES OF A LINE FROM 17N167E TO 21N174E.

A SURFACE TROUGH MEANDERS EASTWARD FROM NEAR MINDANAO THROUGH 9N130E
TO A WEAK CIRCULATION CENTERED SOUTH OF GUAM AT 12N145E...THEN TURNS
SOUTHEASTWARD TO END AT ANOTHER CIRCULATION CENTERED JUST WEST OF
KOSRAE AT 5N163E. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE
OCCURRING NEAR THE TROUGH WEST OF KOROR WITHIN 70 MILES OF 8N131E...
AND ALSO SOUTH OF KOROR AND YAP WITHIN 105 MILES OF A LINE FROM
6N135E TO EQ142E. SCATTERED SHOWERS AND A FEW THUNDERSTORMS ARE
FOUND NEAR THE SECOND CIRCULATION BETWEEN CHUUK AND POHNPEI WITHIN
70 MILES OF A LINE FROM 3N158E TO 7N155E TO 9N159E.

ANOTHER SURFACE TROUGH RUNS NORTHWARD FROM THE CIRCULATION NEAR
KOSRAE TO END SOUTH OF WAKE ISLAND AT 15N165E. UPPER-LEVEL
DIVERGENCE IS TRIGGERING SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR THIS FEATURE OVER ENEWETAK ATOLL BETWEEN 9N AND
14N FROM 161E TO 167E. CONVERGING TRADE WINDS SOUTHEAST OF THE
CIRCULATION NEAR KOSRAE ARE GENERATING SCATTERED SHOWERS AND A FEW
THUNDERSTORMS BETWEEN 1N AND 4N FROM 163E TO 167E.

A THIRD SURFACE TROUGH EXTENDS NORTHEASTWARD FROM NEAR TARAWA ATOLL
AT 1N171E TO BEYOND 180 AT 11N. SCATTERED SHOWERS AND A FEW
THUNDERSTORMS ASSOCIATED WITH THIS SYSTEM ARE PRESENT EAST OF MAJURO
BETWEEN 6N AND 9N FROM 174E TO 179E.

$$

CHAN






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