Drought Indexes: Rainfall Anomaly Indices (RAI)

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Barring, L., and M. Hulme. 1991. Filters and approximate confidence intervals for interpreting Rainfall Anomaly Indices. Journal of Climate. 4, no. 8: 837-847.

Guttman, Nathaniel B. 1991. A Sensitivity analysis of the Palmer Drought Severity Index. Water Resources Bulletin 27, no. 5 (Oct): 797-807.

Hu, Qi, and Song Feng. 2002. Interannual rainfall variations in the North American summer monsoon Region, 1900-1998. Journal of Climate 15, no. 10: 1189-203.

Janowiak, J. E., C. F. Ropelewski, and M. S. Halpert. 1986. The Precipitation Anomaly classification: a Method for monitoring regional precipitation deficience and excess on a global scale. Journal of Climate and Applied Meteorology 25, no. (Apr): 565-74.

Karl, Thomas R. 1983. Some spatial characteristics of drought duration in the United States. Journal of Climate and Applied Meteorology 22, no. 8 (Aug): 1356-1366.

Maybank, J., B. Bonsal, K. Jones, R. Lawford, and E. G. O'Brien. 1995. Drought as a natural disaster. Atmospheric-Ocean. 33, no. 2: 195-222. [Article #330201; Canadian Meteorological and Oceanographic Society]

McGinn, S M., and L. D. Batalden. 1990. Drought persistence and prediction on the Canadian prairies. Proceedings of the International Irrigation Conference, Lethbridge, Alberta, 13-15 July, 1990, Pp.485-497. Lethbridge, AB: Agriculture and AgriFood Canada.

McGregor, G. R. 1992. Temporal and spatial characteristics of coastal rainfall anomalies in Papua New Guinea and their relationship to the Southern Oscillation. International Journal of Climatology 12, no. 5 (Jul/Aug): 449-468.

Oladipo, O. 1985. A Comparative performance analysis of three meteorological drought indexes. Journal of Climatology [Royal Meteorological Society] 5: 655-664.

---. 1982. "On the spatial and temporal characteristics of drought in the interior plains of North America -- A statistical analysis." Ph.D. thesis, University of Toronto, Department of Geography.

Richman, M. B., and D. L. Montroy. 1994. An Intercomparison of North American precipitation anomalies revealed by tropical Pacific SSTs and the SOI for warm and cold events. Proceedings of the Eighteenth Annual Climate Diagnostics Workshop, U.S. Department of Commerce, Washington, DC. Pp.41-45.

Van-Rooy, M. P. 1965. A Rainfall anomaly index (RAI) independent of time and space. Notos 14: 43.

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This information published to the web on November 15, 2002.
Last Reviewed/Revised on January 16, 2015.