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Date: Wed, 16 Feb 2005 09:16:20 -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 161516
TWDEP

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC WED FEB 16 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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
1500 UTC.

..ITCZ...
ITCZ AXIS ALONG 6N78W 4N95W 5N125W 7N135W 6N140W. NO SIGNIFICANT
CONVECTION.

DISCUSSION...
MID/UPPER LEVEL TROUGH COVERS THE NW PORTION OF THE AREA...AND
IS LOCATED N OF 15N W OF 125W WITH AXIS EXTENDING FROM 32N131W
24N135W TO 15N138W. AN EMBEDDED SHORTWAVE IS LOCATED NEAR
26N133W MOVING RAPIDLY E AND WEAKENING. AT THE SURFACE
DISSIPATING STATIONARY FRONT IS ALONG 32N121W 24N125W 15N133W.
SCATTERED TO OCCASIONALLY BROKEN COLD AIR STRATOCUMULUS CLOUDS
ARE NW OF THE FRONT. MODERATE TO STRONG SUBSIDENCE AND RESULTANT
DRY SINKING AIR IS S OF 25N W OF 130W. SATELLITE DERIVED WINDS
INDICATE A 90 TO 100 KT JET STREAM FROM 22N125W NE TO THE
NORTHERN BAJA PENINSULA AND INTO SW ARIZONA. THE JET IS
ADVECTING MOISTURE INTO NORTHERN MEXICO AND THE SW UNITED STATES.

MID/UPPER LEVEL RIDGING DOMINATES THE REMAINDER OF THE AREA WITH
RATHER DRY CONDITIONS AND VERY LIMITED SHOWER/TSTM ACTIVITY
...EXCEPT FOR WEAKENING WIDELY SCATTERED SHOWERS ALONG THE
ITCZ BETWEEN 85W AND 95W...AND ALSO THE AREA OF MID/UPPER LEVEL
MOISTURE WITHIN ABOUT 500 NM SE OF JET STREAM. SCATTERED LOW
CLOUDS WITH LARGE AREAS OF CLEAR SKIES ARE FOUND ELSEWHERE
WITHIN THE RIDGE

$$
DGS

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