Colorado Climate Center

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Current Fort Collins Weather

33°F as of 6:10 PM on Jan 15, 2009

Relative Humidity:	78.7%
Dew Point:	26.8°F
Pressure:	25.28 inches
Wind:	From the S at 3.4 mph

Graphs | Recent Measurements

Latest Colorado Climate Center News
Annual AASC meeting was held July 7-10, 2008 in Burlington, Vermont. Click here for more information. Congratulations to Nolan Doesken recipient of NOAA Environmental Hero Award, April 2007. National Weather Service honors 60-year observer, Layton Munson of Sedgwick, with Landsberg award on Sept 19, 2007.

Drought Monitor

Image courtesy of National Drought Mitigation Center
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The Colorado Climate Center is part of the Department of Atmospheric Science at Colorado State University. Our goal is to assist the state of Colorado in monitoring climate over time scales of weeks to years. We also recognize that climate involves complex interactions between the atmosphere, the oceans, continental glaciers, and the land. Vegetation processes are an important component of the climate system. This service should contribute to a reduction in the state's vulnerability to climate variability and change.

We provide links to regional climate centers and to the National Climate Data Center where detailed climate information is provided. Other valuable climate links are also listed as additional data resources.

Our publication, Colorado Climate, provides articles to the public on a variety of topics. Past issues are available online as electronically accessible files.

Colorado's climate is fascinating, and we hope you learn more concerning this subject through our web site

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Available as pdf (April 2008): W.A. Ryan, N.J. Doesken, S. Fassnacht: Preliminary results of ultrasonic snow depth sensor testing for NWS snow measurements in the US. Hydrol. Process.22(15):2748-2757, DOI: 10.1002/hyp 7065.
Available as pdf (July 2007): R.A. Pielke, K. Wolter, O. Bliss, N. Doesken, and B. McNoldy: July 2005 Denver heat wave: How unusual was it? National Weather Digest, Vol. 31, #1, 24-35.
Available as pdf (June 2007): Pielke, et al: Documentation of uncertainties and biases associated with surface temperature measurement sites for climate change assessment. Bull. Amer. Meteor. Soc., 88:6, 913-928.
Available as pdf (Fall 2005): W.A. Brazenec: Evaluation of ultrasonic snow depth sensors for automated surface observing systems (ASOS). Dept of Forest, Rangeland, and Watershed Stewardship, M.S. Thesis, Colorado State University, Fort Colins, CO, 134 pp.
Available as pdf (May 2005): C.A. Davey and R.A. Pielke, Sr., Microclimate Exposures of Surface-Based Weather Stations, BAMS, April 2005.
Press release, May 9, 2005: All hail the backyard weather watchers. Patrick O'Driscoll, USA Today.
Available as pdf (March 2005): A Review of the 2004 Water Year in Colorado by N. Doesken and M. Gillespie, Hydrology Days 2005.
Available as a PDF (2005): Pielke, R.A. Sr., N. Doesken, O. Bliss, T. Green, C. Chaffin, J.D. Salas, C. Woodhouse, J.L. Lukas, and K. Wolter: Drought 2002 in Colorado - An unprecedented drought or a routine drought? Pure Appl. Geophys., Special Issue in honor of Prof. Singh, 162, 1455-1479, doi:10.1007/200024-005-2679-6.
Available as pdf (December 2004): "Storming the State." From the Colorado Agricultural Experiment Station 2004 Annual Report.
Discussion forum: A Broader Perspective on Climate Change is Needed by Roger Pielke Sr. in the September issue of Global Change Newsletter, No. 59.
Press Release, May 21, 2004: Why so Dry? article by Science@NASA featuring quotes from Roger Pielke, Sr. (audio version available on-line).
Press Release for April 28, 2004: Colorado State's CoCoRAHS needs Denver-Area Weather Watchers to help make Community Drought, Water Use Decisions.
Available as a PDF (May 2003): "Question predictions: Research turns focus to long-term climate effects." From the Colorado Agricultural Experiment Station 2002 Annual Report.
Available as a PDF (Jan 2003): Pielke, Sr., R.A., N. Doesken, and O. Bliss: Climate of Colorado. Climatography Report #60, National Climatic Data Center, Asheville, NC.
Available as a PDF (Jan 2003): The AASC President's comments on the Udall bill
Available as a PDF (Jan 2003): AASC Comments on the Strategic Plan for the Climate Change Science Program
Available as a PDF (July 2002): The U.S. National Climate Change Assessment: Do the Climate Models Project a Useful Picture of Regional Climate? Subcommittee on Oversight and Investigations.