Tropical Weather Discussion
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000
AXPZ20 KNHC 220909
TWDEP

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC WED OCT 22 2014

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM
THE EQUATOR TO 32N...EAST OF 140W. THE FOLLOWING INFORMATION IS
BASED ON SATELLITE IMAGERY...WEATHER OBSERVATIONS...RADAR...AND
METEOROLOGICAL ANALYSIS.

BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
0900 UTC.

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 12N100W TO 10N 1119WITCZ FROM 10N119W TO
08N140W. SCATTERED MODERATE TO STRONG CONVECTION N OF 9N BETWEEN
91W-99W AND WITHIN 180 NM N AND 60 NM S OF AXIS FROM 128W-135W.

...DISCUSSION...

AN UPPER LEVEL RIDGE IS OVER THE FAR NW CORNER OF THE DISCUSSION
AREA WITH AXIS FROM 32N1270W TO 30N140W. DOWNSTREAM UPPER LEVEL
TROUGH EXTENDS FROM NORTHERN GULF OF CALIFORNIA TO 26N127W. A 75
TO 90 KT JETSTREAM ON THE SE SIDE OF THE TROUGH FROM 25N118W TO
CENTRAL BAJA CALIFORNIA INTO NW MEXICO. MODERATE TO STRONG
SUBSIDENCE WITH DRY AND STABLE AIR AT THE MIDDLE AND UPPER
LEVELS IS N OF 18N W OF 105W. AN UPPER LEVEL ANTICYCLONIC
CIRCULATION IS CENTERED NEAR 8N121W WITH RIDGE TO CENTRAL MEXICO.

LARGE NW SWELL NW OF A LINE FROM 27N114W TO 9N140W IS SWEEPING
ACROSS A LARGE PORTION OF THE FORECAST AREA WITH SEAS 8-12 FT.
SEA HEIGHTS WILL GRADUALLY SUBSIDE AS THE SWELL MOVES FURTHER SE
AWAY FROM ITS SOURCE.

$$
DGS



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