Early May - May 14 . . . . . . . . . . . . . . . . . . 9:00 AM–4:00 PM
May 15 - June 4 . . . . . . . . . . . . . . . . . . . . . 8:00 AM–5:00 PM
June 5 - September 6 . . . . . . . . . . . . . . . . . 7:30 AM–6:00 PM
September 7 - September 19. . . . . . . . . . . 8:00 AM–5:30 PM
September 20 - October 3. . . . . . . . . . . . . . 8:00 AM–5:00 PM
October 4 - October 11 . . . . . . . . . . . . . . . . 8:00 AM–4:30 PM
October 12 - October 24 (Tenative Closing Date) . . 8:00 AM–4:00 PM

Special Hours of Operation
June 14 & 17 . . . . . . . . . . . . . Motorcycles only; Closed to cars
June 19. . . . . . . . . . . . . . . . . . . . . . . . Open 1:00 PM–6:00 PM
June 27. . . . . . . . . . . . . . . . . . . . . . . . Open 3:30 AM-6:00 PM
July 10 . . . . . . . . . . . . . . . . . . . . . . . Open 12:30 PM–6:00 PM
July 25 . . . . . . . . . . . . . . . . . . . . . . . Open 4:00 AM–6:00 PM
August 21. . . . . . . . . . . . . . . . . . . . . Open 12:30 PM–6:00 PM
August 29. . . . . . . . . . . . . . . . . . . . . . Open 4:30 AM–6:00 PM
September 7, 8 or 9. . . . Possibly closed for vehicle testing; Please call ahead

Guided Tours
Guided tours are available from 8:30 AM until 5:00 PM, weather permitting and
last approximately 1 1/2 hours round trip, including 1/2 hour on the summit.
Tours departing prior to 9:30 AM enjoy a full hour on the summit. Reservations
are not required but are available online. One-way hiker shuttles are available.