National Weather Service issues grim warning calling Harvey 'unprecedented,' with imp
 

National Weather Service issues grim warning calling Harvey 'unprecedented,' with impacts 'unknown'
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The National Weather Service is pulling no punches when it comes to Hurricane Harvey.*

The federal agency is now calling the storm battering Texas and bringing historic levels of flooding to Houston "unprecedented."*

SEE ALSO: Hurricane Harvey: A weather geek's live blog


"... All impacts are unknown & beyond anything experienced," the NWS added in a dire tweet.

This event is unprecedented & all impacts are unknown & beyond anything experienced. Follow orders from officials to ensure safety#Harvey pic.twitter.com/IjpWLey1h8

— NWS (@NWS) August 27, 2017

One to 2 feet of rain has already fallen on Houston, with more on the way. If you are in Houston or the surrounding area, it's important to listen to local officials and find shelter in a safe place. If you're in a safe area, don't travel.* Read more...

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