pl23_nssl0104.jpg
![Hook Echo - often a precursor of tornadic activity nssl0104.jpg Hook Echo - often a precursor of tornadic activity](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_nssl0104.jpg)
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https://www.noaa.gov/media/digital-library-photo/pl23nssl0104jpgDescription
Hook Echo - often a precursor of tornadic activity.
Credit
NOAA Photo Library, NOAA Central Library; OAR/ERL/National Severe Storms Laboratory (NSSL)
Display Date
29-Mar-88
Location
Norman, Oklahoma
Collection
NSSL
Instruments
Keywords
Instrumentation