The lowest line (open boxes) uses an 80 - year baseline (1931 - 2010) to identify extreme hot
weather anomalies during 2006 - 2011.
Not exact matches
During the Medieval Climate
Anomaly (MCA), Europe basked in balmy
weather, and some claim that whatever natural mechanism caused it is warming the world today.
An El Nino analysis released by the national
weather service last week says sea surface and sub-surface temperature
anomalies were consistent with El Niño
during December, but the overall atmospheric circulation continued to show only limited coupling with the warm water.
Based on extensive Siberian snow cover
during the fall, the researchers correctly forecasted cold
weather for much of the U.S., while most other forecasters predicted warm
weather for the U.S.. For a comparison between predicted and observed temperature
anomalies, please see the following images: forecast temperature
anomaly Jan - Feb - Mar 2013 and observed temperature
anomaly Jan - Feb - Mar 2013, U.S. only.
There is a laundry list of possible or observed impacts, from the return of the megadroughts western North America experienced
during the Medieval Climate
Anomaly, to the continuation of the already observed «death spiral» of the Arctic sea ice, with its implications for Northern hemisphere
weather and increased warming of the whole planet.