Wow, that site is actually pretty cool. I like the hourly thing at the bottom. I was checking out some of the past few days here on it.
Yeah its kinda cool. Here was the day I lost my roof durring Hurrican Wilma CLICKY
Its kinda strange you can see when the eye of the storm went over us and when the back side hit us (the change is direction of the storm). Yep that was a very expensive day for me 
I'm guessing this is when I lost my roof:
| 11:53 AM | 71.1 °F | 69.1 °F | 93% | - | 1.0 miles | WNW | 76.0 mph | 100.1 mph |


Wellington Florida
Married
yep - check out wunderground.com CLICKY for a short cut to the history data area
For Anaheim California on 10-21-2009 CLICKY
Now if you need exact data (for like a legal case) then check out this site CLICKY