Tropical Weather Discussion
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000
AXPZ20 KNHC 260920
TWDEP

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC SUN APR 26 2015

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...

ITCZ AXIS EXTENDS FROM 07N93W TO 04N104W TO 06N114W TO 05N122W
TO 08N129W TO 06N140W. SCATTERED MODERATE ISOLATED STRONG
CONVECTION WITHIN 120 NM S OF AXIS BETWEEN 103W AND 110W.
SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 04N TO 09N
BETWEEN 123W AND 128W.

...DISCUSSION...

A BROAD LONG WAVE TROUGH DOMINATES MID-UPPER LEVELS N OF 15N W
OF 110W. A SHORT WAVE TROUGH IS EVIDENT ON WATER VAPOR IMAGERY
FROM CENTRAL ARIZONA W-SW TO 26N118W TO 25N135W. A COLD FRONT IS
MOVING S ALONG THE COAST OF SOUTHERN CALIFORNIA.

NEARLY STATIONARY SUBTROPICAL RIDGE ANCHORED BY 1027 MB HIGH
CENTERED NEAR 31N135W EXTENDS ACROSS MOST OF THE DISCUSSION AREA
N OF 16N W OF 114W. SCATTEROMETER DATA CONTINUES TO SHOW AN AREA
OF FRESH TO STRONG NE WINDS BETWEEN 11N-20N W OF 125W. WIND
WAVES GENERATED BY THE ENHANCED TRADES ARE SUPPORTING 8-10 FT
COMBINED SEAS IN WESTERN WATERS N OF THE ITCZ.

SCATTEROMETER DATA ALSO SHOWS FRESH TO STRONG NW WINDS ALONG THE
BAJA CALIFORNIA COAST. FRESH NW SWELL WILL SWEEP S OF 30N W OF
124W TODAY THROUGH MON...WITH SEA HEIGHTS PEAKING AT 10-11 FT
TONIGHT. EXTREME NORTHERN GULF OF CALIFORNIA CAN EXPECT 20-25 KT
W-SW WINDS FOR A FEW HOURS THIS MORNING.

$$
MUNDELL



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