An interesting day from a cloud modification standpoint, one that doesn’t happen very often

Every once in a great while, we have days where fairly thick clouds do not produce even a sprinkle, even though their tops are a little below  freezing, but not quite cold enough for natural ice to form.  Yesterday was one of those days. And it was a day you, a cloud maven junior member, … Continue reading An interesting day from a cloud modification standpoint, one that doesn’t happen very often

A rare day, a rare “bird”; a day in which rain only due to the collision-with-coalescence process operateddeveloped; hold the ice

Yesterday was as rare a  day in Catalina, Arizona as  seeing the marbled murrelet in Olympia, Washington.1 Why? Our bit of rain (0.12 inches in Sutherland Heights) was only due to that formed by the collision-coalesence process, some times called the “warm rain” process, or more technically, non-brightband rain2. No ice needed. Usually clouds at… Continue reading A rare day, a rare “bird”; a day in which rain only due to the collision-with-coalescence process operateddeveloped; hold the ice

“Tweener” era begins today after pre-dawn sprinkles; one photo has birds in it

We’ll have to suffer through  a few days for the next storm, i. e., experience sunny weather with pleasant temperatures.  Its amazing that people all over America come to Tucson to experience sunny days with pleasant temperatures! 0.45 inches total in The Heights of Catalina in this latest round of rain, sounds of rain.    Actually,… Continue reading “Tweener” era begins today after pre-dawn sprinkles; one photo has birds in it