With so many forest fires in the area it was hard to get a true visual because of the thick veil of Smoke. you could see the light given off but not a clear look directly at it. Myself and 3 others that witnessed it first thought it was some sort of, what is known as "heat lighting".
Location
Address
Rice, WA
Latitude
48° 31' 17.31'' N (48.521474°)
Longitude
118° 6' 33.79'' W (-118.109386°)
Elevation
722.983m
Time and Duration
Local Date & Time
2017-09-04 22:15 PDT
UT Date & Time
2017-09-05 05:15 UT
Duration
≈3.5s
Direction
Moving direction
From up right to down left
Descent Angle
255°
Moving
Facing azimuth
31.12°
First azimuth
110.83°
First elevation
41°
Last azimuth
345.23°
Last elevation
33°
Brightness and color
Stellar Magnitude
-
Color
Light Yellow, White
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
No
Duration
-
Length
-
Remarks
-
Terminal flash
Observation
Yes
Remarks
A pulsating flash that move across the sky like heat lighting but brighter and more intense across the sky