Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 011507
SIMGUM

SATELLITE INTERPRETATION MESSAGE NATIONAL WEATHER SERVICE TIYAN GU
100 AM CHST MON FEB 2 2015

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

A COLD FRONT EXTENDS SOUTHWESTWARD FROM EAST OF MINAMI TORI SHIMA AT
25N160E ACROSS THE NORTHERN MARIANA ISLANDS AT 17N145E...THEN
CONTINUES AS A SHEAR LINE TO BEYOND 130E AT 10N. LOW CLOUDS AND
PATCHY RAIN ARE OCCURRING ALONG AND UP TO 200 MILES NORTHWEST OF
THIS BOUNDARY. EXTENSIVE MID TO UPPER-LEVEL CLOUDINESS EXTENDS
NORTHWEST OF THIS BOUNDARY BEYOND 25N. LOW-LEVEL CONVERGENCE AHEAD
OF THE SHEAR LINE IS PRODUCING SCATTERED SHOWERS SOUTHWEST OF YAP
BETWEEN 10N AND 7N FROM 136E TO 139E.

ANOTHER COLD FRONT STRETCHES SOUTHWESTWARD FROM 25N175E TO WAKE
ISLAND...THEN CONTINUES AS A SHEAR LINE TO END NEAR 10N150E. LOW
CLOUDS AND PATCHY SHOWERS ARE LOCATED ALONG AND UP TO 150 MILES
NORTHWEST OF THIS FEATURE.

A NEAR-EQUATORIAL TROUGH RUNS EASTWARD FROM 2N130E TO A WEAK
CIRCULATION CENTERED SOUTHEAST OF KOSRAE NEAR 2N164E...THEN TURNS
SOUTHEASTWARD TO END AT EQ166E. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS ARE FOUND SOUTHWEST OF CHUUK...OR SOUTH OF A LINE FROM
8N141E TO 2N157E. FARTHER EAST...SCATTERED SHOWERS AND A FEW
THUNDERSTORMS EXIST BETWEEN 7N AND THE EQUATOR FROM 160E TO 170E.

A WEAK TRADE-WIND DISTURBANCE IS TRIGGERING SCATTERED SHOWERS EAST
OF MAJURO WITHIN 80 MILES OF A LINE FROM 7N172E TO 6N180.

$$

WILLIAMS



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