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000
AXPZ20 KNHC 210236
TWDEP

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC TUE APR 21 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 0200 UTC.


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

WEAK MONSOON TROUGH EXTENDS FROM 06N92W TO 06N103W. ITCZ EXTENDS FROM 06N103W TO 08N113W TO 05N132W TO 06N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 07N TO 10N W OF 132W.


...DISCUSSION...

A WEAK PRESSURE PATTERN CONTINUES ACROSS MOST OF THE REGION. SCATTEROMETER DATA INDICATES WIDESPREAD LIGHT TO GENTLE WINDS E OF 120W...WITH SEAS GENERALLY 4-6 FT. W OF 120W...CONVECTIVE ACTIVITY CONTINUES FROM 07N-10N W OF 132W FROM LOW LEVEL TRADE CONVERGENCE AND BROAD DIVERGENT FLOW ALOFT. MODERATE TO FRESH TRADE WINDS AND NE SWELL TO 9-10 FT PERSIST N OF THE ITCZ S OF THE SUBTROPICAL RIDGE. LONG PERIOD NW SWELL WILL CONTINUE TO PROPAGATE INTO THE REGION THROUGH THU MAINLY N OF 25N BETWEEN 120W AND 130W. SW WINDS MAY REACH 20-25 KT AHEAD OF A WEAKENING COLD FRONT MOVING INTO THE NORTHERN GULF OF CALIFORNIA WED AND THU. OTHERWISE...NO SIGNIFICANT GAP WIND EVENTS ARE EXPECTED.

$$ MUNDELL

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