Satellite Interpretation Message
Issued by NWS Tiyan, Guam

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2
000
ATPQ40 PGUM 241500
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
100 AM CHST SUN SEP 25 2016

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

NEWLY UPGRADED TYPHOON MEGI (20W) IS CENTERED 630 MILES SOUTHEAST
OF OKINAWA AT 19N133E AND MOVING WEST-NORTHWEST AT 16 MPH WITH
MAXIMUM SUSTAINED WINDS OF 75 MPH. NUMEROUS HEAVY SHOWERS AND
ISOLATED THUNDERSTORMS ARE OCCURRING NEAR AND SOUTHEAST OF THE
CENTER BETWEEN 15N AND 22N FROM 132E TO 138E. FOR MORE INFORMATION
ON MEGI...SEE BULLETINS ISSUED BY THE JOINT TYPHOON WARNING CENTER
UNDER WMO HEADER WTPN31 PGTW AND BY THE NATIONAL WEATHER SERVICE
UNDER WMO HEADER WTPQ31 PGUM.

CONVERGING SOUTHERLY WINDS FARTHER SOUTH OF MEGI ARE PRODUCING
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS OVER THE REPUBLIC OF
PALAU AND WESTERN YAP STATE WITHIN 145 MILES OF A LINE FROM 4N130E
TO 15N141E.

A SURFACE TROUGH RUNS NORTHEASTWARD FROM SOUTH OF CHUUK AT EQ150E
TO END SOUTHEAST OF WAKE ISLAND AT 18N169E. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS ARE SEEN BETWEEN CHUUK AND POHNPEI WITHIN
110 MILES OF A LINE FROM EQ147E TO 9N159E.

AN UPPER-LEVEL TROUGH EXTENDS EAST-NORTHEASTWARD FROM A LOW
CENTERED EAST OF THE NORTHERN CNMI AT 18N152E TO BEYOND 180 AT
22N. DIVERGENT WINDS NEAR THESE FEATURES ARE CAUSING SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS SOUTH OF MINAMI TORI SHIMA
BETWEEN 20N AND 25N FROM 148E TO 160E...AND ALSO BETWEEN WAKE
ISLAND AND THE MARSHALL ISLANDS BETWEEN 12N AND 20N FROM 163E TO
180.

CONVERGING TRADE WINDS ARE TRIGGERING WIDELY SCATTERED SHOWERS
EAST OF MAJURO...EAST OF A LINE FROM 4N174E TO 9N173E.

$$

CHAN



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.