We thank three anonymous reviewers for comments that greatly improved the manuscript. This work was supported by the National Oceanic and Atmospheric Administration’s Climate Program Office through Grant NA07OAR4310382 with the Climate Assessment for the Southwest program at The University of Arizona.
Cash, D. W., , Clark W. C. , , Alcock F. , , Dickson N. M. , , Eckley N. , , Guston D. H. , , Jäger J. , , and Mitchell R. B. , 2003: Knowledge systems for sustainable development. Proc. Natl. Acad. Sci. USA, 100, 8086–8091.
DeGaetano, A. T., , Brown T. J. , , Hilberg S. D. , , Redmond K. , , Robbins K. , , Robinson P. , , Shulski M. , , and McGuirk M. , 2010: Toward regional climate services: The role of NOAA’s regional climate centers. Bull. Amer. Meteor. Soc., 91, 1633–1644.
Dilling, L., , and Lemos M. C. , 2011: Creating usable science: Opportunities and constraints for climate knowledge use and their implications for science policy. Global Environ. Change, 21, 680–689.
Dow, K., , Murphy R. L. , , and Carbone G. , 2009: Consideration of user needs and spatial accuracy in drought mapping. J. Amer. Water Resour. Assoc., 45, 187–197.
Hartmann, H. C., , Bales R. , , and Sorooshian S. , 2002: Weather, climate, and hydrologic forecasting for the U.S. Southwest: A survey. Climate Res., 21, 239–258.
Hidalgo, H. G., and Coauthors, 2009: Detection and attribution of streamflow timing changes to climate change in the western United States. J. Climate, 22, 3838–3855.
Howden, S. M., , Soussana J.-F. , , Tubiello F. N. , , Chhetri N. , , Dunlop M. , , and Meinke H. , 2007: Adapting agriculture to climate change. Proc. Natl. Acad. Sci. USA, 104, 19 691–19 696.
Jacobs, K., , Garfin G. , , and Lenart M. , 2005: More than just talk: Connecting science and decision making. Environment, 47, 6–21.
Knowles, N., , Dettinger M. D. , , and Cayan D. R. , 2006: Trends in snowfall versus rainfall in the western United States. J. Climate, 19, 4545–4559.
Leiserowitz, A., , Maibach E. , , and Roser-Renouf C. , 2010: Climate change in the American mind: Americans’ global warming beliefs and attitudes in January 2010. Yale University and George Mason University, 10 pp. [Available online at http://e360.yale.edu/images/digest/AmericansGlobalWarmingBeliefs2010.pdf.]
Lemos, M. C., , and Morehouse B. J. , 2005: The co-production of science and policy in integrated climate assessments. Global Environ. Change, 15, 57–68.
Lowrey, J., , Ray A. , , and Webb R. , 2009: Factors influencing the use of climate information by Colorado municipal water managers. Climate Res., 40, 103–119.
McAfee, S. A., , and Russell J. L. , 2008: Northern annular mode impact on spring climate in the western United States. Geophys. Res. Lett., 35, L17701, doi:10.1029/2008GL034828.
McNie, E. C., 2007: Reconciling the supply of scientific information with user demands: An analysis of the problem and review of the literature. Environ. Sci. Policy, 10, 17–38.
Miles, E. L., , Snover A. K. , , Whitely Binder L. C. , , Sarachik E. S. , , Mote P. W. , , and Matua N. , 2006: An approach to designing a national climate service. Proc. Natl. Acad. Sci. USA, 103, 19 616–19 623.
Moser, S. C., 2009: Making a difference on the ground: The challenge of demonstrating the effectiveness of decision support. Climatic Change, 95, 11–21.
Moser, S. C., 2010: Communicating climate change: History, challenges, process and future directions. Wiley Interdiscip. Rev.: Climate Change, 1, 31–53.
Mote, P. W., , Hamlet A. F. , , Clark M. P. , , and Lettenmaier D. P. , 2005: Declining mountain snowpack in western North America. Bull. Amer. Meteor. Soc., 86, 39–49.
NRC, 2001: A Climate Services Vision: First Steps toward the Future. National Academies Press, 96 pp.
NRC, 2009: Informing Decisions in a Changing Climate. National Academies Press, 200 pp.
Overpeck, J., and Coauthors, 2009: Climate services: The RISA experience. NOAA, 19 pp.
Sarewitz, D., , and Pielke R. A. Jr., 2007: The neglected heart of science policy: Reconciling supply of and demand for science. Environ. Sci. Policy, 10, 5–16.
Solomon, S., , and Dole R. , 2009: A vision for climate services in NOAA. National Oceanic and Atmospheric Administration, 21 pp. [Available online at http://www.cpo.noaa.gov/pdf/GandPdocumentOct21.pdf.]
Sprecker, K., 2002: How involvement, citation style, and funding source affect the credibility of university scientists. Sci. Commun., 24, 72–97.
Srinivasan, G., , Rafisura K. , , and Subbiah A. , 2011: Climate information requirements for community-level risk management and adaptation. Climate Res., 47, 5–12.
Stewart, I. T., , Cayan D. R. , , and Dettinger M. D. , 2005: Changes toward earlier streamflow timing across western North America. J. Climate, 18, 1136–1155.
USGCRP, 2009: Global climate change impacts in the United States. Cambridge University Press, 190 pp. [Available online at http://downloads.globalchange.gov/usimpacts/pdfs/climate-impacts-report.pdf.]
Vogel, C., , Moser S. C. , , Kasperson R. E. , , and Dabelko G. D. , 2007: Linking vulnerability, adaptation, and resilience science to practice: Pathways, players, and partnerships. Global Environ. Change, 17, 349–364.
Weiss, J. L., , Castro C. L. , , and Overpeck J. T. , 2009: Distinguishing pronounced droughts in the southwestern United States: Seasonality and effects of warmer temperatures. J. Climate, 22, 5918–5932.
Westerling, A. L., , Hidalgo H. G. , , Cayan D. R. , , and Swetnam T. W. , 2006: Warming and earlier spring increase western U.S. forest wildfire activity. Science, 313, 940–943.