000 ABPZ20 KNHC 280538 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 1100 PM PDT SUN SEP 27 2015 For the eastern North Pacific...east of 140 degrees west longitude: The National Hurricane Center is issuing advisories on Tropical Storm Marty, located a couple of hundred miles south-southwest of Zihuatanejo, Mexico. A trough of low pressure located about 1000 miles south-southwest of the Baja California peninsula is producing an area of disorganized cloudiness and showers. Environmental conditions are expected to be conducive for some development of this system during the next several days, however, upper-level winds could become less favorable by the end of the week while this disturbance moves east-northeastward or northeastward. * Formation chance through 48 hours...low...20 percent * Formation chance through 5 days...medium...60 percent $$ Forecaster Brown