Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 271509
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
100 AM CHST SAT MAR 28 2015

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

TROPICAL STORM 04W IS EAST OF WENO ISLAND IN CHUUK STATE NEAR 8N156E
WITH MAXIMUM SUSTAINED WINDS OF 40 MPH AND MOVING TOWARD WEST-
NORTHWEST AT 9 MPH. HEAVY RAIN AND SCATTERED THUNDERSTORMS ARE
OCCURRING JUST NORTH OF THE CENTER WITHIN 75 MILES OF A LINE FROM
7N155E TO 9N158E. SCATTERED SHOWERS AND A FEW THUNDERSTORMS ARE
FOUND SOUTHEAST OF THE CENTER NEAR POHNPEI BETWEEN 5N AND 8N FROM
158E TO 160E. FOR MORE INFORMATION ON TS 04W...SEE WARNINGS ISSUED
BY THE JOINT TYPHOON WARNING CENTER UNDER WMO HEADER WTPN31 PGTW AND
ADVISORIES ISSUED BY THE NATIONAL WEATHER SERVICE UNDER WMO HEADER
WTPQ31 PGUM.

A NEAR-EQUATORIAL TROUGH RUNS SOUTHEASTWARD FROM TROPICAL STORM 04W
TO END AT EQ175E. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE
PRESENT NEAR AND NORTH OF THE TROUGH AXIS OVER KOSRAE BUT WEST OF
THE MARSHALL ISLANDS WITHIN 200 MILES OF A LINE FROM 10N162E TO
EQ168E.

A COLD FRONT EXTENDS SOUTHWESTWARD FROM NORTHEAST OF WAKE ISLAND
THROUGH 25N175E TO SOUTHEAST OF MINAMI TORI SHIMA AT 18N168E...THEN
CONTINUES AS A SHEAR LINE PASSING NEAR GUAM AT 12N145E TO END
NORTHWEST OF KOROR AT 11N133E. CLOUDINESS AND PATCHY RAIN ARE
EVIDENT ALONG AND UP TO 250 MILES NORTHWEST OF THE FRONT. WIDELY
SCATTERED SHOWERS ARE SEEN ALONG AND UP TO 200 MILES NORTHWEST OF
THE SHEAR LINE.

A TRADE-WIND DISTURBANCE IS GENERATING SCATTERED SHOWERS EAST OF THE
MARSHALL ISLANDS...EAST OF A LINE FROM 4N175E TO 10N178E.

$$

CHAN



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