- tornadoes . . .
- lightning . . .
- storms . . .
- clouds . . .
- northern lights . . .
- rainbows . . .
- abstracts . . .
- A storm RFD downdraft opening a clear slot behind the flanking line
watermarked image
- W021552S
- A threatening claw of lowered storm cloud hovers over a lonely prairie road. While air ascends into the storm along an arcing flanking line overhead, an RFD downdraft clears away the clouds, opening up a bright spot or clear slot behind the storm’s flanking line.
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