Table 5.1-1. Monthly Mean Wind Speed (MPH) Values for Mesonet Stations and Levels GRI(a) GRI(a) LOF(a) LOF(a) EBR(a) EBR(a) 15M 61M 15M 46M 15M 76M Month (MPH) (MPH) (MPH) (MPH) (MPH) (MPH) Jan 6.5 9.3 5.7 7.3 7.1 10.8 Feb 7.8 11.0 7.1 9.2 8.3 12.4 Mar 10.0 13.8 9.3 12.3 10.4 14.8 Apr 10.6 14.4 10.5 13.7 11.0 15.4 May 10.8 14.5 10.3 13.5 10.9 15.2 Jun 10.8 14.5 10.2 13.3 10.9 15.2 Jul 10.0 13.7 9.4 12.5 10.1 14.2 Aug 9.5 13.2 8.8 11.8 9.6 13.6 Sep 8.8 12.5 8.3 11.2 9.0 13.2 Oct 8.8 12.6 8.4 11.3 9.2 13.5 Nov 8.1 11.7 7.2 9.6 8.6 12.7 Dec 7.0 10.1 6.5 8.6 7.8 11.9 All 9.1 12.6 8.5 11.2 9.4 13.6 a. Data period of record spans January 1994 through December 2017