000
AXPZ20 KNHC 081550
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC WED SEP 08 2010

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN
FROM THE EQUATOR TO 32N...EAST OF 140W.

BASED ON 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY
THROUGH 1500 UTC.

...THE ITCZ...

09N84W 08N93W 12N114W 11N140W. SCATTERED MODERATE RAINSHOWERS
TO ISOLATED STRONG THUNDERSTORMS ARE TO THE NORTH OF 05N TO THE
EAST OF 84W. SCATTERED MODERATE RAINSHOWERS ARE WITHIN 90 NM ON 
EITHER SIDE OF THE ITCZ BETWEEN 92W AND 100W...AND WITHIN 180 NM
ON EITHER SIDE OF THE ITCZ BETWEEN 100W AND 111W. SCATTERED
MODERATE RAINSHOWERS TO ISOLATED STRONG THUNDERSTORMS ARE TO
THE NORTH OF 21N TO THE EAST OF 107W.

...DISCUSSION...

AN UPPER LEVEL TROUGH PASSES THROUGH THE SOUTHWESTERN GULF OF 
MEXICO INTO MEXICO NEAR 20N100W AND 18N102W. BROAD CYCLONIC
FLOW COVERS MEXICO TO THE SOUTH OF 22N TO THE EAST OF 102W.
A SEPARATE UPPER LEVEL TROUGH PASSES THROUGH SOUTHWESTERN
NEW MEXICO INTO NORTHWESTERN MEXICO...AND TOWARD THE SOUTHERN
SECTIONS OF BAJA CALIFORNIA.

BROAD MIDDLE LEVEL TO UPPER LEVEL CYCLONIC FLOW COVERS THE AREA
FROM THE ITCZ TO 16N BETWEEN 98W AND 120W.

MIDDLE LEVEL TO UPPER LEVEL CYCLONIC FLOW IS PUSHING SOUTHWARD
INTO THE AREA THAT IS TO THE NORTH OF 30N TO THE EAST OF 140W.
THE CYCLONIC FLOW IS MOVING WITH A TROUGH THAT IS DIGGING INTO 
THE AREA ALONG 125W/126W.

NORTHERLY WINDS REACHING 20 KT WILL BE COVERING THE AREA THAT IS 
TO THE NORTH OF 26N BETWEEN 124W AND 131W FOR THE NEXT 24 HOURS 
OR SO. SEA HEIGHTS WILL BE REACHING 9 FEET TO 10 FEET IN 
NORTHERLY SWELL. WIND SPEEDS WILL BE LESS THAN 20 KT IN THE AREA 
THAT IS TO THE NORTH OF 22N TO THE WEST OF 121W...WITH SEA 
HEIGHTS REACHING 9 FT THERE IN NORTHERLY TO NORTHEASTERLY SWELL.

$$
MT