Satellite Interpretation Message
Issued by NWS Tiyan, Guam

Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
ATPQ40 PGUM 231510
SIMGUM

SATELLITE INTERPRETATION MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
110 AM CHST FRI JAN 24 2020

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

A NEAR-EQUATORIAL TROUGH EXTENDS EASTWARD FROM SOUTHEAST OF MINDANAO
ACROSS 4N130E THROUGH A WEAK CIRCULATION SOUTHEAST OF KOSRAE NEAR
4N166E TO ANOTHER ONE SOUTHEAST OF MAJURO AT 5N175E...THEN TURNS
SOUTHEASTWARD TO END NEAR EQ180. AIDED BY DIVERGENT SOUTHEASTERLY
FLOW ALOFT...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE
OCCURRING NEAR THE TROUGH ACROSS POHNPEI...KOSRAE AND THE SOUTHERN
MARSHALL ISLANDS WITHIN 155 MILES OF A LINE FROM 4N154E TO 9N180.
PATCHY SHOWERS ARE SEEN NORTH OF THE TROUGH NEAR KOROR AND YAP WITHIN
80 MILES OF A LINE FROM 8N131E TO 9N140E TO 7N142E.

A SHEAR LINE RUNS SOUTHWESTWARD FROM SOUTH OF WAKE ISLAND AT 15N166E
TO END SOUTHWEST OF CHUUK AT 6N149E. PATCHY SHOWERS ARE FOUND ALONG
AND UP TO 300 MILES NORTHWEST OF THIS FEATURE.

A COLD FRONT EXTENDS WEST-SOUTHWESTWARD FROM SOUTH OF MIDWAY ISLAND
ACROSS 20N180 TO EAST OF THE NORTHERN CNMI AT 18N150E...THEN
CONTINUES WESTWARD AS A SHEAR LINE TO BEYOND 130E AT 18N. CLOUDINESS
AND RAIN ARE EVIDENT ALONG AND UP TO 200 MILES NORTH OF THE FRONT.
PATCHY CLOUDS AND SHOWERS ARE PRESENT ALONG AND UP TO 250 MILES NORTH
OF THE SHEAR LINE.

$$

CHAN


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