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Date: Wed, 09 Feb 2005 03:10:27 -0600
From: SIU Weather Processor <[email-masked]>
Subject: Pacific-EN: Tropical Weather Discussion
Sender: WX-TROPL Tropical Storm and Hurricane WX products
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X-Perlmx-Spam: Gauge=XXXIIIIIIII, Probability=38%,
Report='HASHBUSTER_BLOCK_V2 3.4, LINES_OF_YELLING_3 0.671,
__HASHBUSTER_BLOCK_V2_1 0, __HAS_MSGID 0, __LINES_OF_YELLING 0, __SANE_MSGID 0'

AXPZ20 KNHC 090910
TWDEP

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC WED FEB 09 2005

TROPICAL WEATHER DISCUSSION FOR EASTERN PACIFIC OCEAN FROM
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.

..ITCZ...
INTERTROPICAL CONVERGENCE ZONE 4N78W 5N90W 3N105W 10N125W
7N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 50 NM OF AXIS
FROM 87W TO 91W AND WITHIN 180 NM N OF AXIS BETWEEN 115W AND
125W.

DISCUSSION...
LARGE MID/UPPER LEVEL TROUGH COVERS MOST OF THE AREA W  OF
120W...WITH A CYCLONIC CIRCULATION NEAR 31N134W. MODERATE TO
STRONG SUBSIDENCE...DRY AIR...IS S OF 25N W OF 128W. UPPER LEVEL
DIFFLUENT FLOW IS ENHANCING THE ITCZ CONVECTION BETWEEN 115W AND
125W. A 100-110 KT JET STREAM LOCATED ON THE W SIDE OF THE
TROUGH FROM 32N138W TO 19N132W. A COLD FRONT HAS ENTERED THE
AREA FROM 32N133W TO 25N140W. SURFACE TROUGH EXTENDS FROM 7N133W
TO 18N117W.

MID/UPPER ANTICYCLONIC FLOW THROUGHOUT AREA E OF 115W WITH
SATELLITE DERIVED WINDS INDICATING 110-120 KT JET STREAM FROM
23N120W ACROSS THE CENTRAL BAJA PENINSULA INTO NORTHERN MEXICO.
THE JET IS ADVECTING ABUNDANT PACIFIC MOISTURE INTO CENTRAL AND
NORTHERN MEXICO. MODERATE TO STRONG SUBSIDENCE/DRY AIR INDICATED
S OF 20N E OF 105W. THE SUBSIDENCE HAS SUPPRESSED THE CONVECTION
ALONG ITCZ EXCEPT FOR AN AREA OF SCATTERED TSTMS ALONG ITCZ FROM
87W TO 91W.

MODERATE TO STRONG WIND CONTINUE CROSSING INTO E PAC FROM SW
CARIBBEAN THROUGH GULFS OF PAPAGAYO AND PANAMA EXPECTED TO
CONTINUE NEXT 36-48 HRS.

$$
DGS

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