Evaluation of the CFSv2 CMIP5 decadal predictions

Verfasser / Beitragende:
[Rodrigo Bombardi, Jieshun Zhu, Lawrence Marx, Bohua Huang, Hua Chen, Jian Lu, Lakshmi Krishnamurthy, V. Krishnamurthy, Ioana Colfescu, James Kinter III, Arun Kumar, Zeng-Zhen Hu, Shrinivas Moorthi, Patrick Tripp, Xingren Wu, Edwin Schneider]
Ort, Verlag, Jahr:
2015
Enthalten in:
Climate Dynamics, 44/1-2(2015-01-01), 543-557
Format:
Artikel (online)
ID: 605474109
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024 7 0 |a 10.1007/s00382-014-2360-9  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00382-014-2360-9 
245 0 0 |a Evaluation of the CFSv2 CMIP5 decadal predictions  |h [Elektronische Daten]  |c [Rodrigo Bombardi, Jieshun Zhu, Lawrence Marx, Bohua Huang, Hua Chen, Jian Lu, Lakshmi Krishnamurthy, V. Krishnamurthy, Ioana Colfescu, James Kinter III, Arun Kumar, Zeng-Zhen Hu, Shrinivas Moorthi, Patrick Tripp, Xingren Wu, Edwin Schneider] 
520 3 |a Retrospective decadal forecasts were undertaken using the Climate Forecast System version 2 (CFSv2) as part of Coupled Model Intercomparison Project 5. Decadal forecasts were performed separately by the National Center for Environmental Prediction (NCEP) and by the Center for Ocean-Land-Atmosphere Studies (COLA), with the centers using two different analyses for the ocean initial conditions the NCEP Climate Forecast System Reanalysis (CFSR) and the NEMOVAR-COMBINE analysis. COLA also examined the sensitivity to the inclusion of forcing by specified volcanic aerosols. Biases in the CFSv2 for both sets of initial conditions include cold midlatitude sea surface temperatures, and rapid melting of sea ice associated with warm polar oceans. Forecasts from the NEMOVAR-COMBINE analysis showed strong weakening of the Atlantic Meridional Overturning Circulation (AMOC), eventually approaching the weaker AMOC associated with CFSR. The decadal forecasts showed high predictive skill over the Indian, the western Pacific, and the Atlantic Oceans and low skill over the central and eastern Pacific. The volcanic forcing shows only small regional differences in predictability of surface temperature at 2m (T2m) in comparison to forecasts without volcanic forcing, especially over the Indian Ocean. An ocean heat content (OHC) budget analysis showed that the OHC has substantial memory, indicating potential for the decadal predictability of T2m; however, the model has a systematic drift in global mean OHC. The results suggest that the reduction of model biases may be the most productive path towards improving the model's decadal forecasts. 
540 |a Springer-Verlag Berlin Heidelberg, 2014 
690 7 |a Decadal forecast and prediction  |2 nationallicence 
690 7 |a Skill  |2 nationallicence 
690 7 |a Biases  |2 nationallicence 
690 7 |a CFSv2  |2 nationallicence 
690 7 |a CMIP5  |2 nationallicence 
690 7 |a Volcanic forcing  |2 nationallicence 
700 1 |a Bombardi  |D Rodrigo  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
700 1 |a Zhu  |D Jieshun  |u Center for Ocean-Land-Atmosphere Studies, Institute of Global Environment and Society, Calverton, MD, USA  |4 aut 
700 1 |a Marx  |D Lawrence  |u Center for Ocean-Land-Atmosphere Studies, Institute of Global Environment and Society, Calverton, MD, USA  |4 aut 
700 1 |a Huang  |D Bohua  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
700 1 |a Chen  |D Hua  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
700 1 |a Lu  |D Jian  |u Atmospheric Sciences & Global Change Division, Pacific Northwest National Laboratory, Richland, WA, USA  |4 aut 
700 1 |a Krishnamurthy  |D Lakshmi  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
700 1 |a Krishnamurthy  |D V.  |u Center for Ocean-Land-Atmosphere Studies, Institute of Global Environment and Society, Calverton, MD, USA  |4 aut 
700 1 |a Colfescu  |D Ioana  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
700 1 |a Kinter III  |D James  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
700 1 |a Kumar  |D Arun  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
700 1 |a Hu  |D Zeng-Zhen  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
700 1 |a Moorthi  |D Shrinivas  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
700 1 |a Tripp  |D Patrick  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
700 1 |a Wu  |D Xingren  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
700 1 |a Schneider  |D Edwin  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
773 0 |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 44/1-2(2015-01-01), 543-557  |x 0930-7575  |q 44:1-2<543  |1 2015  |2 44  |o 382 
856 4 0 |u https://doi.org/10.1007/s00382-014-2360-9  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a Bombardi  |D Rodrigo  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Zhu  |D Jieshun  |u Center for Ocean-Land-Atmosphere Studies, Institute of Global Environment and Society, Calverton, MD, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Marx  |D Lawrence  |u Center for Ocean-Land-Atmosphere Studies, Institute of Global Environment and Society, Calverton, MD, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Huang  |D Bohua  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Chen  |D Hua  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lu  |D Jian  |u Atmospheric Sciences & Global Change Division, Pacific Northwest National Laboratory, Richland, WA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Krishnamurthy  |D Lakshmi  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Krishnamurthy  |D V.  |u Center for Ocean-Land-Atmosphere Studies, Institute of Global Environment and Society, Calverton, MD, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Colfescu  |D Ioana  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kinter III  |D James  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kumar  |D Arun  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hu  |D Zeng-Zhen  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Moorthi  |D Shrinivas  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Tripp  |D Patrick  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Wu  |D Xingren  |u National Centers for Environmental Prediction, College Park, MD, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Schneider  |D Edwin  |u Department of Atmospheric, Oceanic, and Earth Sciences, College of Science, George Mason University, 4400 University Drive, 22033, Fairfax, VA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 44/1-2(2015-01-01), 543-557  |x 0930-7575  |q 44:1-2<543  |1 2015  |2 44  |o 382