1. North Region Washington
Best window: Thursday 1:00 AM-3:00 AM PDT
Darkness: B2 (Zone class: BEST)
Data: 2026-05-20 (Fresh)
Milky Way visibility | Washington
Best window: Thursday 1:00 AM-3:00 AM PDT
State signal: 93 (Clear window with strong viewing conditions.)
Plan for darker horizons and lower moon interference inside the best-window range.
Best current candidates
Best window: Thursday 1:00 AM-3:00 AM PDT
Darkness: B2 (Zone class: BEST)
Best window: Thursday 1:00 AM-3:00 AM PDT
Darkness: B2 (Zone class: BEST)
Best window: Thursday 1:00 AM-3:00 AM PDT
Darkness: B2 (Zone class: BEST)