from a watch situation to a situation where the data indicates the wave height is substantial in hawai hawaii so i'm sorry i don't have that information. maybe they have already made that determination. they are running these model for the entire pacific and forecasting the travel time as we speak i'm sure. >> david i know this is guess work here but how far l inland if a tsunami does hit the hawaiian islands, how far inland could the water reach just to give people an idea of how significant an event it could potentially be. if you see 10 meter weight they probably many, many hundreds of feet and perhaps half mile with broad river valley. so it can be forecast and i'm sure that's what they are doing in the warning center right now. >> hour and a half our 40 minutes ago or so and we weren't to stay on the air to bring people the latest information. you are looking at live picture from north japan that got hit by something on the order of a 23 foot tsunami. >> david with the u.s. dwchl s still on the hype with us and david, wanted to talk to you just a little bit about we have heard the differ