Satellite Interpretation Message
Issued by NWS Tiyan, Guam

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4
329
ATPQ40 PGUM 191507
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
107 AM CHST FRI JAN 20 2017

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

A COLD FRONT EXTENDS SOUTHWESTWARD FROM SOUTH OF MIDWAY ISLAND
THROUGH 22N180 TO SOUTHEAST OF WAKE ISLAND AT 18N171E...THEN
CONTINUES AS A SHEAR LINE TO SOUTHEAST OF GUAM NEAR 10N150E AND
TURNS WESTWARD TO BEYOND 130E AT 11N. EXTENSIVE CLOUDINESS AND
RAIN IS PRESENT ALONG AND UP TO 300 MILES NORTHWEST OF THE FRONT.
PATCHY CLOUDS AND SHOWERS ARE EVIDENT ALONG AND UP TO 250 MILES
NORTHWEST OF THE SHEAR LINE.

A SURFACE TROUGH RUNS NORTHWESTWARD FROM EQ178E TO END NORTHEAST
OF KWAJALEIN AT 10N170E. SCATTERED SHOWERS AND A FEW THUNDERSTORMS
ARE SEEN NEAR MAJURO WITHIN 65 MILES OF A LINE FROM 5N166E TO
6N176E.

AN UPPER-LEVEL TROUGH REACHES NORTHEASTWARD FROM SOUTHWEST OF
PALAU AT EQ130E TO END SOUTH OF YAP AT 8N140E. THIS FEATURE IS
COUPLING WITH CONVERGING SURFACE WINDS TO TRIGGER WIDELY SCATTERED
SHOWERS AND A FEW THUNDERSTORMS NEAR KOROR AND YAP WITHIN 130
MILES OF A LINE FROM 6N130E TO 9N141E.

CONVERGING TRADE WINDS ARE CREATING SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR THE EQUATOR...SOUTH OF A LINE FROM 2N140E TO
1N160E.

$$

CHAN



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