Firefighters in Derbyshire, U.K., battled a rare fire tornado at a plastics factory. The phenomenon is usually caused by currents of warm air rising from the ground, drawing in fire and ash. No injuries have been reported. | TIME

Fire tornadoes often form during intense bushfires—and can spew embers thousands of feet in the air. | National Geographic

These wildfire smoke plumes driven by 70 mph winds are full of vortices and fire whirls as well as highly tilted firenadoes that are able to couple with pyrocumulonimbus updrafts. When you chase them from the downwind side, which is not advisable, they even appear like a wedge #tornado approaching you - then the orange flow and fire wall appear from the smoke and you can see the fast speed of the fire whirls as the wildfire propagates at 5-10 mph. Keep an eye out for smoke plumes today as winds