000 ABPZ20 KNHC 171709 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 1100 AM PDT Tue Oct 17 2023 For the eastern North Pacific...east of 140 degrees west longitude: South of Southwestern Mexico (EP90): Satellite imagery indicates that showers and thunderstorms associated with an area of low pressure located a few hundred miles offshore of the southwestern coast of Mexico have become better organized this morning. If these trends continue, advisories will likely be initiated on this system as a tropical depression or tropical storm later today. Additional information on this system, including gale and storm warnings, can be found in High Seas Forecasts issued by the National Weather Service. * Formation chance through 48 hours...high...near 100 percent. * Formation chance through 7 days...high...near 100 percent. South of Guatemala and Southern Mexico: An area of low pressure is expected to form south of the coasts of Guatemala and southern Mexico in a couple of days. Gradual development of the disturbance is expected, and a tropical depression is likely to form late this week or over the weekend while the system meanders over the far eastern portion of the basin. * Formation chance through 48 hours...low...20 percent. * Formation chance through 7 days...high...70 percent. && High Seas Forecasts issued by the National Weather Service can be found under AWIPS header NFDHSFEPI, WMO header FZPN02 KWBC, and on the web at ocean.weather.gov/shtml/NFDHSFEPI.php $$ Forecaster Kelly