Satellite Interpretation Message
Issued by NWS Tiyan, Guam

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000
ATPQ40 PGUM 251536
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
100 AM CHST SUN OCT 26 2014

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

A COLD FRONT REACHES SOUTHWESTWARD FROM SOUTH OF MIDWAY THROUGH
24N180 TO NORTHEAST OF WAKE ISLAND AT 21N175E...THEN CONTINUES AS A
SHEAR LINE TO END EAST OF SAIPAN AT 15N150E. CLOUDS AND PATCHY RAIN
ARE SEEN ALONG AND UP TO 200 MILES NORTHWEST OF THE FRONT. SCATTERED
SHOWERS AND A FEW THUNDERSTORMS ARE FOUND ALONG AND UP TO 150 MILES
NORTH OF THE SHEAR LINE.

DIVERGENT UPPER-LEVEL WINDS ASSOCIATED WITH A LOW CENTERED WEST OF
AGRIHAN AT 18N142E ARE TRIGGERING ISOLATED THUNDERSTORMS NEAR A
TRADE-WIND DISTURBANCE OVER THE NORTHERN CNMI WITHIN 45 MILES OF A
LINE FROM 18N137E TO 18N147E...AND ALSO WEST OF GUAM BETWEEN 11N AND
14N FROM 136E TO 144E.

A WEAK MONSOON TROUGH MEANDERS SOUTHEASTWARD FROM A CIRCULATION
CENTERED NORTHWEST OF KOROR AT 9N133E THROUGH ANOTHER CIRCULATION
CENTERED SOUTH-SOUTHWEST OF CHUUK AT 4N149E TO END AT EQ156E. A FEW
THUNDERSTORMS ARE PRESENT SOUTH OF KOROR...SOUTHWEST OF A LINE FROM
7N131E TO 1N139E. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE
OCCURRING NEAR THE TROUGH AND SECOND CIRCULATION WITHIN 160 MILES OF
A LINE FROM 3N138E TO 10N156E...AND ALSO SOUTHWEST OF POHNPEI
BETWEEN 3N AND 5N FROM 153E TO 157E.

A TRADE-WIND DISTURBANCE IS CAUSING ISOLATED THUNDERSTORMS NEAR
ENEWETAK ATOLL WITHIN 75 MILES OF A LINE FROM 11N160E TO 15N163E.

A SURFACE TROUGH CURVES SOUTHEASTWARD FROM NORTH OF KWAJALEIN AT
13N168E TO NEAR MAJURO...THEN CONTINUES EASTWARD TO BEYOND 180 AT
5N. SCATTERED SHOWERS AND A FEW THUNDERSTORMS ARE EVIDENT OVER MUCH
OF THE MARSHALL ISLANDS WITHIN 95 MILES OF A LINE FROM 13N168E TO
6N172E TO 1N169E. SIMILAR CONDITIONS ALSO EXIST NEAR THE DATE
LINE...EAST OF A LINE FROM 9N177E TO 3N177E.

$$

CHAN





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