Photo: MODIS Land Rapid Response Team, NASA GSFC | Public domain | Wikimedia Commons
Tropical Storm Boris Forms Off Southern Mexico, Threatens Deadly Flooding
Tropical Storm Boris formed off Mexico's southern Pacific coast on Monday, June 8, 2026, and threatens life-threatening flooding and mudslides along Guerrero and Oaxaca.[1]
As of Monday morning, Boris was about 85 miles southeast of Acapulco and 50 miles southwest of Punta Maldonado with 40 mph sustained winds.[1] The National Hurricane Center forecasts 4 to 10 inches of rain in coastal Guerrero and Oaxaca and warned of life-threatening flooding and mudslides.[1] A tropical storm warning is in effect from Laguna de Chacahua, Oaxaca, to Tecpan de Galeana, Guerrero.[1] Boris is expected to make landfall along the Guerrero coast Monday evening and to dissipate inland by Tuesday.[1]
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📌 Key Facts
- On Monday, June 8, 2026, Tropical Storm Boris formed off Mexico's southern Pacific coast.
- As of Monday morning, Boris was about 85 miles southeast of Acapulco and 50 miles southwest of Punta Maldonado with 40 mph sustained winds.
- The National Hurricane Center forecasts 4 to 10 inches of rain in coastal Guerrero and Oaxaca, warning of life-threatening flooding and mudslides.
- A tropical storm warning is in effect from Laguna de Chacahua, Oaxaca, to Tecpan de Galeana, Guerrero.
- Boris is expected to make landfall along the Guerrero coast Monday evening and dissipate inland by Tuesday.
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June 08, 2026