The first tropical storm of the season has formed in the Eastern Pacific ocean.
Tropical Storm Agatha has maximum sustained winds of 75 km/h. Agatha is expected to rapidly intensify and will likely become a hurricane on Sunday.
Agatha is expected to impact southern Mexico as a hurricane on Monday. A hurricane watch is in effect for the southern coast of Mexico from Salina Cruz to Punta Maldonado.
In this area, hurricane conditions are possible area on Monday, with tropical storm conditions possible late Sunday or early Monday.
Storm surge could produce coastal flooding near and to the east of where the center passes the coast in areas of onshore winds. The surge may be accompanied by large and destructive waves.
Heavy rain is also expected with 200 to 400 mm of rain possible for the state of Oaxaca.
Chiapas and the eastern portions of Guerrero could see 150 to 250 mm of rain. Life-threatening flash flooding and mudslides may occur.
Mexican states of Vera Cruz and Tabasco could see 50 to 100 mm of rain.
While the Atlantic hurricane doesn't start for another four days, the NHC says that a broad area of low pressure is expected to form over the southern part of the Bay of Campeche by the middle of next week. The formation chance through the next five days is low at 20 percent.