095
AXPQ20 PGUM 130225
TWDPQ
TROPICAL WEATHER DISCUSSION
NATIONAL WEATHER SERVICE TIYAN GU
1225 PM CHST MON JAN 13 2025
TROPICAL WEATHER DISCUSSION FOR THE WESTERN NORTH PACIFIC BETWEEN
THE EQUATOR AND 25N FROM 130E TO 180. THE FOLLOWING INFORMATION IS
BASED ON RECENT SATELLITE IMAGERY/DATA, WEATHER OBSERVATIONS, RADAR,
AND METEOROLOGICAL ANALYSIS.
..SPECIAL FEATURES
NONE.
..OTHER WEATHER SYSTEMS
NEAR EQUATORIAL TROUGH...
A NEAR-EQUATORIAL TROUGH STRETCHES FROM 7N130E TO 3N135E TO EQ145E.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE OBSERVED SOUTH OF
KOROR AND YAP ISLAND. THIS TROUGH IS EXPECTED TO SHOW LITTLE CHANGE
IN EITHER POSITION OR LOCATION THE NEXT COUPLE OF DAYS.
TRADE-WIND TROUGHS...
A TRADE-WIND TROUGH RUNS FROM 6N137E TO 15N136E. SURGING TRADES BEHIND
THIS TROUGH ARE CONVERGING INTO IT, BUILDING UP AN EAST-WEST BAND OF
SHOWERS FROM SOUTHEAST OF YAP ISLAND TO NEAR CHUUK. THIS TROUGH IS
FORECAST TO GRADUALLY MOVE WESTWARD WITH LITTLE CHANGE OF INTENSITY
THE NEXT COUPLE OF DAYS.
OTHER SYSTEMS...
A SHEAR LINE CUTS FROM 25N152E TO 13N130E. EXTENSIVE LOW TO MID-LEVEL
CLOUDS AND PATCHY SHOWERS ARE FOUND ALONG AND NORTH OF THIS LINE TO
BEYOND 25N. THIS IS NORTH OF KOROR AND YAP, NEAR AND NORTH OF ASUNCION
IN THE MARIANAS, AND WELL NORTH OF CHUUK. THIS BOUNDARY IS PROGGED TO
SHOW LITTLE MOVEMENT OR CHANGE OF ITENSITY OVER THE NEXT COUPLE OF
DAYS.
STANKO
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