How to Reference Datasets

You can use the plots produced from this page in publications. Properly crediting our images and data in your publications will assist us in being able to continue improving this web site. We ask that you acknowledge the National Severe Storms Laboratory in the publication. For example, "Image provided by the National Severe Storms Laboratory Historical Weather Data Archives, Norman, Oklahoma, from their Web site at http://data.nssl.noaa.gov".

For surface data before 20 April 1998, you should reference the articles:

Robbins, C. C., and J. V. Cortinas Jr., 2002: Local and synoptic environments associated with freezing rain in the contiguous United States. Wea. Forecasting , 17, 47 - 65.

Cortinas, J. V. Jr., B. C. Bernstein, C. C. Robbins, and J. W. Strapp, 2004: An analysis of freezing rain, freezing drizzle, and ice pellets across the United States and Canada: 1976 - 90. Wea. Forecasting , 19, 377 - 390.

For upper-air data before 1998, you should reference the article:

Schwartz, B., and M. Govett, 1992: A hydrostatically consistent North American radiosonde data base at the Forecast Systems Laboratory, 1946 - present. NOAA Tech. Memo. ERL FSL - 4, 81 pp. [Available from NOAA/ERL/FSL, 325 Broadway, Boulder, CO 80303. Compact disc available from National Climatic Data Center, Federal Building, 151 Patton Avenue, Asheville NC 28801-5001.]