Tropical Weather Discussion

For the eastern North Pacific...east of 140 degrees west longitude:

The National Hurricane Center is issuing advisories on Tropical
Storm Kevin, located a few hundred miles west-southwest of the
southern tip of the Baja California peninsula.

Satellite data indicate that a low pressure area located about 575
miles south of Manzanillo, Mexico, has become better defined since
yesterday.  Shower and thunderstorm activity associated with this
system is also gradually becoming better organized.  Environmental
conditions are conducive for development, and a tropical depression
is likely to form during the next few days while the low moves
generally northwestward.
* Formation chance through 48 hours...low...30 percent
* formation chance through 5 days...medium...60 percent

forecaster Kimberlain


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Dr. Jeff Masters' Blog
By Dr. Jeff Masters, 11:45 AM EDT on September 04, 2015
Director of Meteorology, Weather Underground
A strong tropical wave with plenty of spin and heavy thunderstorm activity (Invest 91L) moved off the coast of Africa on Thursday, and is headed west at 15 - 20 mph, on a path that will take it a few hundred miles south [...]

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