This post will periodically be updated as information becomes available.
12:10 a.m.: The AP calls Alaska (3) for Trump.
10:30 p.m.: The AP calls Nevada (6) for Clinton.
The AP calls the Nevada Senate race for Catherine Cortez-Masto (D).
The AP calls Utah (6) for Trump.
9:30 p.m.: The AP calls Iowa (6) for Trump.
9:00 p.m.: The AP calls California (55), Oregon (7), Washington (12), and Hawaii (4) for Clinton.
The AP calls Idaho (4) for Trump.
8:00 p.m.: The AP calls Montana (3) for Trump.
The AP calls New Mexico (5) for Clinton.
8:00 p.m.: Part of Idaho, Iowa, Montana, Nevada, part of Oregon, and Utah close polls at 8:00 p.m. Arizona time.
Iowa has a Senate race between incumbent Chuck Grassley (R) and Patty Judge (D). Nevada has an open Senate seat race between Catherine Cortez-Masto (D) and Joe Heck (R). Utah has a Senate race between incumbent Mike Lee (R) and Misty Snow (D).
9:00 p.m.: California, Hawaii, Idaho, Oregon and Washington close polls at 9:00 p.m. Arizona time.
California has an open Senate seat race between two Democrats: Kamala Harris (D) and Loretta Sanchez (D). Hawaii has a Senate race between incumbent Brian Schatz (D) and John Carroll (R). Idaho has a Senate race between incumbent Mike Crapo (R) and Jerry Sturgill (D). Oregon has a Senate race between incumbent Ron Wyden (D) and Mark Callahan (R). Washington has a Senate race between incumbent Patty Murray (D) and Chris Vance (R).
11:00 p.m.: Alaska closes polls at 11:00 p.m. Arizona time. Alaska has a Senate race between incumbent Lisa Murkowski and Ray Metcalfe (D).