664
ATPQ40 PGUM 261510
SIMGUM
SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
110 AM CHST SUN FEB 27 2022
WESTERN NORTH PACIFIC BETWEEN THE EQUATOR AND 25N FROM 130E TO 180.
TO THE SOUTH OF KOROR A NEAR-EQUATORIAL TROUGH EXTENDS FROM EQUATOR
AT 148E TO 5N130E. SCATTERED SHOWERS AND A FEW THUNDERSTORMS ARE
OCCURRING UP TO 100 MILES FROM A LINE...THAT PASSES SOUTH OF
KOROR...FROM 6N130E TO 1N149E. TRADEWIND CONVERGENCE JUST NORTH OF
THE TROUGH...OVER PALAU AND YAP...IS PRODUCING WIDELY SCATTERED
SHOWERS AND A THUNDERSTORM OR TWO WITHIN AN AREA BETWEEN 7N AND 13N
FROM 130E TO 142E.
HEAVY SHOWERS ASSOCIATED WITH A TROUGH ARE LOCATED SOUTH OF CHUUK
AND POHNPEI...FROM 6N154E TO EQ157E...IT IS PRODUCING A COUPLE OF
THUNDERSTORMS AND SCATTERED SHOWERS UP TO 100 MILES OF THE TROUGH
AXIS.
EXTENDING FROM A DEVELOPING ITCZ AND ITS ASSOCIATED TRADE-WIND
CONVERGENCE CLOUDINESS AND PATCHY SHOWERS ARE LOCATED SOUTH OF
MAJURO AND KWAJALEIN. WITHIN 150 MILES OF A LINE FROM 6N165E TO
4N180.
EXTENDED FRAGMENTS OF A COLD FRONT TRANSITIONS INTO A SHEAR LINE
NORTHEAST OF WAKE ISLAND AT 25N180E AND EXTENDS TO THE SOUTHWEST...
PASSING ACROSS ROTA AND GUAM NEAR 13N144E AND BEGINS TO FRAGMENT...
EXITING THE REGION AROUND 12N130E. A LINE OF CLOUDINESS AND PATCHY
SHOWERS ARE OCCURRING ALONG AND UP TO 200 MILES NORTH OF THE
BOUNDARY.
NATIONAL WEATHER SERVICE GUAM WILL DISCONTINUE THE ISSUANCE OF THE
ATPQ40 PGUM (SIMGUM) EFFECTIVE 1 MAR 2022. IT WILL BE REPLACED BY
AXPQ20 PGUM (TWDPQ)...WHICH WILL PROVIDE ENHANCED INFORMATION.
SCHANK
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