Conditions are becoming more favorable for the development of additional thunderstorms across southcentral Arizona. Some storms may become strong to severe. Winds in excess of 40 mph and nickel size hail will be possible. Strong, gusty winds will be capable of producing areas of blowing dust with reduced visibilities. Locations impacted include... Phoenix, Mesa, Chandler, Glendale, Scottsdale, Gilbert, Tempe, Peoria, Avondale, Casa Grande, Apache Junction, El Mirage, Florence, Fountain Hills, Paradise Valley, Coolidge, Globe, Tolleson, Youngtown, and Superior. This includes the following highways... AZ Interstate 10 between mile markers 133 and 204. AZ Interstate 17 between mile markers 195 and 241. AZ Interstate 8 between mile markers 146 and 178.