Tag: Radar Indicated or Observed
Radar Indicated: Evidence on radar and near storm environment is supportive, but no confirmation.
Observed: Tornado is confirmed by spotters, law enforcement, etc.
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note: Red highlighted areas indicate changes
Tag: Considerable
When there is credible evidence that a tornado, capable of producing considerable damage, is imminent or ongoing.
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note: Red highlighted areas indicate changes
note: After 2012 feedback, "Considerable" takes the place of "Significant" in the 2013 Impact Based Warning Products
Tag: Catastrophic
When a severe threat to human life and catastrophic damage from a tornado is occurring, and will only be used when reliable sources confirm a violent tornado.
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note: Red highlighted areas indicate changes
Tag: Tornado Possible
A severe thunderstorm has some potential for producing a tornado although forecaster confidence is not high enough to issue a Tornado Warning.
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note: Red highlighted areas indicate changes