Not exact matches
Although the rising average global surface temperature is an
indicator of the degree of disruption that we have imposed on the global climate system, what's actually happening involves changes in circulation patterns, changes in
precipitation patterns, and changes in
extremes.
For regional climate predictability, the added value of RCMs should come from better resolving the relationship between mean (temperature) trends and key
indicators that are supposedly better represented in the high resolution projections utilizing additional local information, such as temperature or
precipitation extremes.
Given that the ongoing California drought encompasses the most
extreme 12 - mo
precipitation deficit on record (8) and that both temperature and many drought
indicators reached their most
extreme historical values for California in July 2014 (7)(Fig. 1 and Figs.
Indicators based on daily
precipitation data show more mixed patterns of change but significant increases have been seen in the
extreme amount derived from wet spells and number of heavy rainfall events.
KEY WORDS: Observed climatic
extremes · Derived
indicators · Temperature ·
Precipitation · Climate monitoring · Global change