As temps and sun angle increase through spring, so does evaporation. Also, vegetation coming out of dormancy increases water uptake from soil. So 1/2” in winter goes a lot further than 1/2” in summer. Couple this with increasing water usage for lawns, In other words, we’re in trouble with a rapidly worsening drought. This is when we will see lake levels start to plummet. We need repeated widespread 1-3” rains to make a serious dent at this point