Willmott, C.J., S.M. Robeson, and K. Matsuura, 2012. A refined index of model performance. International Journal of Climatology, 32, 2088-2094.
(Calculation Software)
Nickl, E., C.J. Willmott, K. Matsuura, and S.M. Robeson, 2010. Changes in annual land-surface precipitation over the twentieth and early twenty-first century. Annals of the Association of American Geographers, 100, 729-739 and
Erratum.
Willmott,
C.J., S.M. Robeson and K. Matsuura, 2007. Geographic box plots. Physical Geography, 28(4), 331-344.
(Calculation Software)
Hanson, B. and C.J.
Willmott, 2005. Models, climatic. In J.E. Oliver (ed.). Encyclopedia
of World Climatology.
Gaile, G.L. and C.J. Willmott (eds.), 2003. Geography in
Song, J., C.J. Willmott
and B. Hanson, 1997. Simulating the surface energy budget over the Konza
Prairie with a mesoscale model. Agricultural
and Forest Meteorology, 87,
105-118.
Song, J., C.J. Willmott and B. Hanson, 1997. Influence of heterogenous
land surfaces on surface energy and mass fluxes. Theoretical
and Applied Climatology, 58, 175-188.
Raskin, R.G., Funk, C.C., Webber, S.R. and Willmott, C.J., 1997. Spherekit: The Spatial Interpolation Toolkit.
Santa Barbara, CA: National Center for
Geographic Information and Analysis (NCGIA).
Technical Report 97-4, November 1997, 45 pages.
Peterson, B.J., C.J. Vörösmarty, S. Frolking, C.J. Willmott, M.
Serreze, M. Maybeck, V.A. Kimstach, I. Shiklomanov and V.V. Gordeev, 1997. Contemporary water and constituent balances
for the pan-Arctic drainage system: continent to coastal ocean fluxes. Modeling the Arctic System: A Workshop
Report on the State of Modeling in the NSF Arctic System Science Program. Fairbanks, Alaska: The Arctic Research
Consortium of the U.S., 129-130.
Vörösmarty, C.J., C.J. Willmott, B.J. Choudhury, A.L. Schloss, T.K.
Stearns, S.M. Robeson and T.J. Dorman, 1996.
Analyzing the discharge regime of a large tropical river through remote
sensing, ground-based climatic data, and modeling. Water Resources Research, 32(10), 3137-3150.
Willmott, C.J., S.M. Robeson and M.J. Janis, 1996. Comparison of approaches for estimating
time-averaged precipitation using data from the USA. International Journal of Climatology, 16, 1103-1115.
Dunne, K.A. and C.J. Willmott, 1996.
Global distribution of plant-extractable water capacity of soil. International Journal of Climatology,
16, 841-859.
Willmott, C.J. (invited), 1996.
Evaporation and evapotranspiration. In S.H. Schneider (ed.). Encyclopedia of Climate and Weather.
New York: Oxford University Press, 303-307.
Robeson, S.M. and C.J. Willmott, 1996.
Spherical spatial interpolation and terrestrial air temperature
variability. In M.F., Goodchild, L.T.
Steyaert, B.O. Parks, C. Johnston, D. Maidment, M. Crane and S. Glendinning
(eds.) GIS and Environmental
Modeling: Progress and Research Issues. Fort Collins, Colorado: GIS
World Books, 111-115. (Selected papers from the Second International GIS and
Environmental Modeling Conference held in Breckenridge Colorado, September
27-29, 1993).
Legates, D.R. and C.J. Willmott (invited), 1995. Evaluating the terrestrial water balance from
the historical climate record. In H.R. Oliver and S.A. Oliver (eds.) The Role of Water and the Hydrologic Cycle in
Global Change (NATO ASI Series.
Series 1: Global Environmental
Change, Vol. 31). New York: Springer, 23-58.
Willmott, C.J., S.M. Robeson and J.J. Feddema, 1994. Estimating
continental and terrestrial precipitation averages from rain-gauge networks. International Journal of Climatology,
14(4), 403-414.
Klink, K. and C.J. Willmott, 1994. Influence of soil moisture and
surface roughness heterogeneity on modeled climate. Climate Research, 4(2), 105-118.
Song J., C.J. Willmott and B. Hanson, 1994. Influence of heterogeneous
land surfaces on surface energy fluxes—soil moisture and vegetation. Preprints of the Sixth Conference on Climate
Variations. Nashville, Tennessee: American Meteorological Society,
414-417.
Willmott, C.J. and D.R. Legates, 1993. A comparison of GCM-simulated
and observed mean January and July surface air temperature. Journal of Climate, 6(2), 274-291.
Willmott, C.J. and K. Matsuura (invited), 1993. Possible future
climates at Yucca Mountain Nevada over time scales from 101 to 104
years. In Expert Elicitation of
Future Climate in the Yucca Mountain Vicinity: Iterative Performance Assessment
Phase 2.5. San Antonio, Texas: Center for Nuclear Waste Regulatory
Analyses, G5-1 - G5-10.
Legates, D.R. and C.J. Willmott, 1992.
A comparison of GCM-simulated and observed mean January and July
precipitation. Global and Planetary
Change, 97, 345-363.
Hanson, B., K. Klink, K. Matsuura, S.M. Robeson and C.J. Willmott (authors
in alphabetical order), 1992. Vector
correlation: review, exposition and
geographic application. Annals of the Association of American
Geographers, 82(1), 103-116.
Willmott, C.J. and J.J. Feddema, 1992.
A more rational climatic moisture index. Professional Geographer, 44(1), 84-88.
Willmott, C.J. and G.L. Gaile (invited), 1992. Modeling. In R. F. Abler, M. G. Marcus and J. M. Olson
(eds.) Geography's Inner Worlds: Pervasive Themes in
Contemporary American Geography.
New Brunswick: Rutgers University Press, 163-186.
Vörösmarty, C., A. Grace, B. Moore, B. Choudhury and C.J. Willmott,
1991. A strategy to study regional
hydrology and terrestrial ecosystem processes using satellite remote sensing,
ground-based data and computer modeling.
Acta Astronautica,
25(12), 785-792.
Willmott, C.J., S.M. Robeson and J.J. Feddema, 1991. Influence of spatially variable instrument
networks on climatic averages. Geophysical Research Letters,
18(12), 2249-2251.
Willmott, C.J. and D.R. Legates, 1991.
Rising estimates of terrestrial and global precipitation. Climate Research 1(3), 179-186.
Willmott, C.J. (one of six invited authors), 1991. Landscape dynamics. In V.M. Kotlyakov and G.F. White (Project
Leaders); J.R. Mather and G.V. Sdasyuk (eds.). Global Change: Geographical Approaches. Tucson: University of Arizona Press (also
published in Russia by Progress Publishers, Moscow), 18-63.
Brazel, A.J., A.J. Arnfield, D.E. Greenland and C.J. Willmott,
1991. Physical and boundary-layer
climatology. Physical Geography, 12(3),
189-206.
Legates, D.R. and C.J. Willmott, 1990.
Mean seasonal and spatial variability in gauge-corrected, global
precipitation. International Journal of Climatology,
10, 111-127.
Legates, D.R. and C.J. Willmott, 1990.
Mean seasonal and spatial variability in global surface air temperature. Theoretical and Applied Climatology, 41, 11-21.
Klink, K. and C.J. Willmott, 1989.
Principal components of the surface wind field in the United States: a
comparison of analyses based upon wind velocity, direction and speed. International Journal of Climatology, 9, 293-308.
Willmott, C.J., 1987. Synoptic
weather-map classification: correlation versus sums-of-squares. Professional Geographer, 39, 205-207.
Willmott, C.J. (invited), 1987. Models,
climatic. In J.E. Oliver (ed.). Encyclopedia of Climatology.
New York: Van Nostrand Rein., 584-590.
Legates, D.R. and C.J. Willmott, 1986.
Interpolation of point values from isoline maps. The American Cartographer, 13, 308-323.
Willmott, C.J. and K. Klink, 1986.
A representation of the terrestrial biosphere for use in global climate
studies. Proceedings of the Conference on
Parameterization of Land-Surface Characteristics, Use of Satellite Data in
Climate Studies, and First Results of ISLSCP (Co-sponsored by
COSPAR; IAMAP, UNEP; WMO; in collaboration with NASA, ESA, CEE and CNES) Rome,
Italy, 109-112.
Willmott, C.J., C.M. Rowe, and Y. Mintz, 1985. Climatology of the terrestrial seasonal water
cycle. Journal of Climatology, 5,
589-606.
Klink, K. and C.J. Willmott, 1985.
Comments on “Evaluating the similarity of geographic flows.”
Professional Geographer, 37, 56-58.
Rowe, C.M. and C.J. Willmott, 1984.
Solar irradiance on flat-plate solar collectors in urban environments. Solar Energy, 33, 343-351.
Willmott, C.J., 1984. On the
evaluation of model performance in physical geography. In G. L. Gaile and C. J. Willmott (eds.). Spatial
Statistics and Models.
Dordrecht, Holland: D. Reidel,
443-460.
Gaile, G.L. and C.J. Willmott (eds.), 1984. Spatial Statistics and Models.
Dordrecht, Holland: D. Reidel,
482 pp.
Willmott, C.J., 1984. A primer
on the representation of the terrestrial seasonal snow cycle within GCM’s. Modeling and Simulation, 15, 327-332.
Legates, D.R. and C.J. Willmott, 1984.
On the use of factor analytic techniques with geophysical data. Modeling and Simulation, 15,
417-426.
Legates, D.R. and C.J. Willmott, 1983.
A comparative evaluation of principal components-based and information
theory methods of precipitation regionalization. Arch. Met. Geoph. Biocl., Ser. B, 32, 381-394.
Mintz, Y., P.J. Sellers and C.J. Willmott, 1983. On the Design of an Interactive Biosphere for
the GLAS General Circulation Model.
Greenbelt, Maryland: Goddard
Space Flight Center (NASA Tech. Memo. 84973).
Willmott, C.J., 1982. On the climatic
optimization of the tilt and azimuth of flat-plate solar collectors. Solar Energy, 28, 205-216.
Willmott, C.J., 1981. On the validation of models.
Physical Geography,
2, 184-194.
Mather, J.R., R.T. Field, L.S. Kalkstein, C.J. Willmott, and W. J.
Maunder, 1981. Climatology: the impact of the seventies and the challenge
for the eighties. Weather and Climate, 1, 69-76.
Willmott, C.J., J.R. Mather, and C.M. Rowe, 1981. Average monthly and annual surface air
temperature and precipitation data for the World. Part I:
the Eastern Hemisphere. Part
II: the Western Hemisphere. Publications in Climatology, 34 (Nos. 1 and 2), 1-395, 1-378.
Mather, J.R., R.T. Field, L.S. Kalkstein, and C.J. Willmott, 1981. Reply to comments by Chakravarti and Barry on
“Climatology: the challenge for the
eighties.” Professional Geographer, 33,
259-260.
Willmott, C.J. and D.E. Wicks, 1980.
An empirical method for the spatial interpolation of monthly
precipitation within California. Physical Geography, 1, 59-73.
Willmott, C.J. and M.T. Vernon, 1980. Solar climates of the
conterminous United States: a preliminary
investigation. Solar Energy, 24, 295-303.
Mather, J.R., R.T. Field, L.S. Kalkstein, and C.J. Willmott (invited),
1980. Climatology: the challenge for the eighties.
Professional Geographer, 32, 285-292.
Willmott, C.J., 1979. Some
comments on computing requirements for climatology. Proceedings of the Middle States Division, Association of American
Geographers, 13, 76-79.
Willmott, C.J., 1978. P-mode
principal components analysis, grouping and precipitation regions in
California. Arch. Met. Geoph. Biokl., 26B,
277-295.
Willmott, C.J., E. Vowinckel, and S. Orvig, 1978. A modified digital model for predicting
energy budgets in the United States.
Publications in
Climatology, 31, 1-170.
Willmott, C.J., 1977. A component
analytic approach to precipitation regionalization in California. Arch. Met. Geoph. Biokl., 24B, 269-281.
Willmott, C.J., 1977. Toward a
new climatic regionalization of the contiguous United States. Proceedings of the Second National Solar Radiation Data Workshop. (Co-sponsored by ERDA and NOAA) Huntsville,
Alabama: Johnson Environmental and
Energy Center, D1-D11.