JACKSONVILLE, Fla -- A very warm evening for the first preseason game of the year for the Jaguars. Under mostly clear skies and light winds, temperatures will only slowly fall through the 80s. Storms will increase for the weekend. Mornings will be partly to mostly sunny then midday through afternoon heavy thunderstorms will fire. Temperatures will still soar into the 90s before storms erupt with a sunburn time as low as 10-15 minutes. Storms will generally move southwest to northeast and produce frequent lightning, very heavy rain and gusty winds.