Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 210317
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
117 PM CHST FRI JUL 21 2017

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

TROPICAL DEPRESSION NORU (07W) IS NORTHWEST OF WAKE ISLAND NEAR
28N157E WITH 35 MPH WINDS MOVING NORTHWEST AT 9 MPH. SCATTERED
SHOWERS AND THUNDERSTORMS ARE WITHIN 100 MILES OF A LINE FROM
22N165E TO BEYOND 25N161E. FOR MORE INFORMATION ON NORU SEE
BULLETINS ISSUED BY THE JOINT TYPHOON WARNING CENTER UNDER WMO
HEADER WTPN31 PGTW.

A MONSOON TROUGH EXTENDS SOUTHEASTWARD FROM EAST OF LUZON ACROSS
12N130E THROUGH A CIRCULATION SOUTHEAST OF KOROR NEAR 6N136E TO
END AT 4N147E. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS OVER
PALAU ARE WEST OF A LINE FROM 14N131E TO 9N137E TO EQ140E.

CONVERGENT TRADE WINDS AND DIVERGENT FLOW ALOFT ARE GENERATING
SHOWERS AND THUNDERSTORMS IN PATCHY AREAS SOUTH OF GUAM ACROSS
CHUUK STATE BETWEEN 12N AND THE EQUATOR FROM 144E TO 154E AND
OVER POHNPEI AND KOSRAE STATES BETWEEN 7N AND 4N FROM 154E TO
164E.

A TRADE-WIND TROUGH OVER THE MARSHALL ISLANDS CURVES FROM 4N167E
TO 7N177E TO 10N180. SCATTERED SHOWERS AND A FEW THUNDERSTORMS
NEAR MAJURO ARE WITHIN 100 MILES OF A LINE FROM 6N166E TO 7N176E
TO 10N180.

A CIRCULATION NEAR THE DATE LINE NORTHEAST OF WAKE ISLAND AT
26N177E IS CAUSING SHOWERS AND THUNDERSTORMS NORTHEAST OF A LINE
FROM 20N177E TO 25N176E.

$$

SIMPSON



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