Well, you have a real problem. The first projection for opening of the Tioga Pass road just was posted. June 30th !!!!
http://www.myyosemite.com/tioga-pass-opening-63011On the Vermillion Valley Resort website, they are talking about the pass being open first/second week in June.
"The Reds Meadow Road to Devils Postpile National Monument and the Reds Meadow Valley is tentatively scheduled to open June 24th."
http://rockcreeklake.com/forum/index.php?topic=671.0I think this is becoming a July hike.......