Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 010407
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
207 PM CHST SAT OCT 1 2016

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

TROPICAL STORM CHABA (21W) IS CENTERED 820 MILES SOUTHEAST OF
OKINAWA NEAR 16N135E...MOVING NORTHWESTWARD AT 12 MPH WITH MAXIMUM
SUSTAINED WINDS OF 60 MPH. NUMEROUS HEAVY SHOWERS AND ISOLATED
THUNDERSTORMS ARE NEAR THE CENTER WITHIN 85 MILES OF 16N135E.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE OCCURRING EAST
AND SOUTH OF CHABA WITHIN 85 MILES OF A LINE FROM 21N135E TO
16N139E TO 11N132E. FOR MORE INFORMATION ON CHABA...SEE BULLETINS
ISSUED BY THE JOINT TYPHOON WARNING CENTER UNDER WMO HEADER WTPN32
PGTW AND BY THE NATIONAL WEATHER SERVICE UNDER WMO HEADER WTPQ32
PGUM.

A MONSOON TROUGH EXTENDS EASTWARD FROM LUZON ACROSS 16N130E TO
CHABA...THEN TURNS NORTHEASTWARD TO END NORTHEAST OF IWO TO
ISLAND AT 25N148E. SCATTERED SHOWERS AND A FEW THUNDERSTORMS ARE
FOUND SOUTH OF IWO TO BETWEEN 18N AND 25N FROM 140E TO 149E.
CONVERGING MONSOON WINDS ARE PRODUCING SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS FROM SOUTH OF KOROR TO SOUTH OF GUAM
WITHIN 215 MILES OF A LINE FROM EQ136E TO 11N144E.

A SURFACE TROUGH RUNS NORTHEASTWARD FROM SOUTHWEST OF CHUUK AT
5N148E TO END SOUTHEAST OF MINAMI TORI SHIMA AT 21N159E.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE SEEN OVER CHUUK
WITHIN 170 MILES OF A LINE FROM 1N145E TO 11N154E.

AN UPPER-LEVEL TROUGH REACHES NORTHEASTWARD FROM A LOW CENTERED
SOUTH OF MINAMI TORI SHIMA AT 16N156E TO BEYOND 180 AT 20N.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE PRESENT NORTH OF
POHNPEI AND THE MARSHALL ISLANDS BETWEEN 10N AND 15N FROM 155E TO
168E.

TRADE-WIND CONVERGENCE IS GENERATING WIDELY SCATTERED SHOWERS OVER
THE SOUTHERN MARSHALL ISLANDS WITHIN 110 MILES OF A LINE FROM
6N167E TO 6N175E TO 8N180.

$$

CHAN


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