According to the official Facebook page of Dinosaur Jr the band will  be playing additional shows surrounding the Coachella festival that they will be apart of in April. Those on the west coast can see the band on the following dates:

Dinosaur Jr. shows:
4/11/13 – Wonder Ballroom – Portland, OR
4/12/13 – Gundlach Bundschu Winery – Sonoma, CA

Frontman J. Mascis will be also be putting on a solo show on the following date:

J Mascis solo:
4/16/13 – Casbah San Diego – San Diego, CA