Morning Must-Read: Joe Romm: NASA: Hottest September On Record Globally Pushes 2014 Closer To Hottest Year On Record

NASA Hottest September On Record Globally Pushes 2014 Closer To Hottest Year On Record ThinkProgress

Joe Romm: NASA: Hottest September On Record Globally Pushes 2014 Closer To Hottest Year On Record: “Last month was the warmest September globally…

…since records began being kept in 1880, NASA reported Sunday. January through September data have 2014 already at the third warmest on record. Projections by NOAA make clear 2014 is taking aim at hottest year on record. Remarkably, this September record occurred even though we’re still waiting for the start of El Niño, which reveals just how strong the underlying trend of human-caused warming is. It’s usually the combination of the long-term manmade warming trend and the regional El Niño warming pattern that leads to new global temperature records. In this country, temperatures were quite hot in the West, and just ‘normal’ or very close to the 1951-1980 average in the East, as this NASA chart shows…”

NASA Hottest September On Record Globally Pushes 2014 Closer To Hottest Year On Record ThinkProgress

It is not at all clear to me, however, whether this is going to be an El Nino year. I am told that the odds are only two in three. And the forecast errors over the past six months have all been in the “less El Nino than expected” direction…

October 13, 2014

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