Weather affects every sector of the economy, so there's a lot to be gained from getting the forecasts right
Craft, Erik. "An Economic History of Weather Forecasting." In Economic History Association EH.net Encyclopedia, February 2010.
Lazo, Jeffrey, Megan Lawson, Peter Larsen, and Donald Waldman. "U.S. Economic Sensitivity to Weather Variability." Bulletin of the American Meteorological Society, June 2011, vol. 92, no. 6, pp. 709-720.
National Weather Service. "The Value of a Weather-Ready Nation." Last revised Sept. 13, 2011.