The most common of which are predawn leaf water potential and midday leaf water potential. During the predawn hours of 8 November, the initial landings met with stiff opposition. Morris had planned a predawn assault to be signaled by a pistol shot. All four task groups completed launch of predawn fighter sweeps by around 06&colon;00 hours. He started writing again, usually during the predawn hours before going to work. And Hartmuot is able to escape in the predawn hours with his remaining forces.