Weather Blog Roiling Poás Volcano The restless Costa Rican volcano sustains a hot, ultra-acidic crater lake that shares similarities to Martian environments. Read More… About Author OTW Observer See author's posts Post navigation Previous BBC Weather forecasts when it will get properly hot again in JuneNext London weather to see temperatures soar to 26C this week after rain dump Related Stories Where Venezuela’s Earthquakes Shifted the Ground Weather Blog Where Venezuela’s Earthquakes Shifted the Ground July 10, 2026 Super Typhoon Bavi Weather Blog Super Typhoon Bavi July 9, 2026 Cottonwood Fire Chars Utah Weather Blog Cottonwood Fire Chars Utah July 8, 2026