CO2: 425.55 ppmExpect a stormier September if current projections pan out.
Storm could spark life-threatening rip currents along the US east coast as it moves north over the weekend
Forecasters say Ernesto could become Category 3 storm by the time it closes in on British Overseas Territory
Life-threatening surf and rip currents are expected to persist over next few days as Ernesto heads towards UK
The storm will strengthen into a Category 1 hurricane overnight, officials said
Puetro Rico residents are bracing for widespread power outages and mudslides from Tropical Storm Ernesto
As the storm moved up the U.S. East Coast, at least three people drowned in rip currents in the Carolinas while many more were rescued up and down the coast.