There will be a backup in Waller County on east and westbound lanes of I-10 at FM-1489 in Brookshire until 5 Monday morning with all lanes shut down and traffic rerouted. You may want to look at Highway 90 or 290 as an alternate.
The connector ramp north and southbound to I-10 on the Eastex will be closed throughout the weekend.
And the I-10 eastbound connector ramp to the Eastex will also be blocked.
290 will have lane restrictions in both directions from Cypress Rosehill to Telge and Hollister to Pinemont.
A couple more things to keep in mind:
The Allen Parkway from Bagby to Taft is shut down through the whole weekend for Bikes on the Bayou.
Saturday on the Hardy Toll Road from 3a to 6p all southbound entrances and exits are closed for The Woodlands Iron Man Triathalon. There will other roads closed in and around The Woodlands.
At 6:45 Saturday morning the BP MS 150 kicks off at Addicks Park and Ride and Rhodes Stadium Sunday.