Jul 15, 2018 #1 Now to answer your question it is possible to have lightning without rain it's called a dry thunderstorm and it's the cause of many wildfires. Is this heat lightning? The Sun website is regulated by the Independent Press Standards Organisation (IPSO). I am in southern Oregon and theres been lightning flashes every minute or so out my window for about an hour now, but theres no thunder and it isnt raining. Lightning without Rain I love lightning and rain.....basically really big storms. Although you may not hear it, that does not mean it did not happen. No visible rain during this Australian thunderstorm. Heat lightning, also known as silent lightning, summer lightning, or dry lightning (mainly used in the American Southwest; not to be confused with dry thunderstorms, which are also often called dry lightning), is a misnomer used for the faint flashes of lightning on the horizon or other clouds from distant thunderstorms that do not appear to have accompanying sounds of thunder. Silent lightning has swept across with UK. Dry lightning refers to lightning strikes occurring in this situation. Lightning without rain or thunder? Both are so common in the American West that they are sometimes used interchangeably. Thread starter Tricia; Start date Jul 15, 2018; Tags dry thunderstorms forest fires high desert weather lightning strikes pevine peak fire; Tricia The Velvet Hammer. Joined Nov 1, 2015 Posts 16,636 Location Tahoe. Bidgee/Wikimedia Commons So how did California's lightning and thunder form without the rain? You will still have the cumulonimbus cloud and likely virga but no rain. Lightning without rain. Honestly its not that hot and its the middle of the night. Admin. Even though all lightning creates thunder, you can see lightning without hearing thunder. But even if i am not and it is a light rain.....i am happy. Pugski Ski Tester. The latter term is a technical misnomer since lightning itself is neither wet nor dry. The phenomenon that is called silent or heat lightning is simply cloud-to-ground lightning that occurs very far away, with thunder that dissipates before it reaches the observer and cannot be heard. A dry thunderstorm is a thunderstorm that produces thunder and lightning, but most or all of its precipitation evaporates before reaching the ground. I even like being in the rain as long as i am dressed properly to handle it. As far as having lightning with out thunder no it is not possible.