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Eastern North Pacific Tropical Weather Outlook
2025-07-30 19:35:25| National Hurricane Center (East Pacific)
000ABPZ20 KNHC 301735TWOEP Tropical Weather OutlookNWS National Hurricane Center Miami FL1100 AM PDT Wed Jul 30 2025For the eastern and central North Pacific east of 180 longitude:Active Systems: The National Hurricane Center is issuing advisories on Hurricane Iona, located in the central Pacific basin well south of the Hawaiian Islands, and on Tropical Storm Keli also located in the central Pacific basin well south of the Hawaiian Islands. Well East-Southeast of the Hawaiian Islands (CP92):Showers and thunderstorms associated with an area of low pressure located around 1000 miles east-southeast of the Hawaiian Islands remain limited. However, if persistent showers and thunderstorms re-develop during the next day or so, a short-lived tropical depression could still form. After that time, environmental conditions are expected to become less conducive for development.* Formation chance through 48 hours...medium...40 percent.* Formation chance through 7 days...medium...40 percent.South of Southwestern Mexico (EP99):Shower activity associated with a trough of low pressure located several hundred miles southwest of the southwestern coast of Mexico has become a little better organized since yesterday. Environmental conditions appear conducive for additional development, and a tropical depression is likely to form during the next day or two while the system moves west-northwestward around 15 mph, remaining well offshore of the southwestern coast of Mexico. * Formation chance through 48 hours...high...80 percent. * Formation chance through 7 days...high...90 percent.Central East Pacific:An area of low pressure is forecast to develop well south of southern or southwestern Mexico late this week. Environmental conditions appear conducive for some gradual development of this system and a tropical depression could develop over the weekend or early next week as the system moves west-northwestward at 10 to 15 mph.* Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...medium...60 percent.$$Forecaster Beven
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