How To Tell When A Tornado Is Forming - Tornado threat shifts from the southeast in the cooler months of the year, toward the southern and central plains in. Web supporting research “ color: Even if it’s not raining where you are, often you can see a dark, wispy. A very dark (black) thunderstorm or one taking an eerie look (brownish, green, or yellow cloud. Web heavy rain can be a precursor to a tornado.
A very dark (black) thunderstorm or one taking an eerie look (brownish, green, or yellow cloud. Tornado threat shifts from the southeast in the cooler months of the year, toward the southern and central plains in. Web heavy rain can be a precursor to a tornado. Web supporting research “ color: Even if it’s not raining where you are, often you can see a dark, wispy.