W10 Whidbey Air Park night times
Langley, WA
Night of Nov 6 to Nov 7PST
Position lights
§ 91.2094:43 PMto7:04 AM
Sunset to sunrise. Lights on.
0043Z to 1504Z
Night logging
§ 1.15:16 PMto6:31 AM
Civil twilight. Log it as night.
0116Z to 1431Z
Night currency
§ 61.57(b)5:43 PMto6:04 AM
One hour after sunset. Landings count.
0143Z to 1404Z
Evenings at W10
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1PST | 4:51 PM | 5:23 PM | 5:51 PM |
| Nov 15PST | 4:32 PM | 5:06 PM | 5:32 PM |
| Dec 1PST | 4:19 PM | 4:54 PM | 5:19 PM |
| Dec 15PST | 4:17 PM | 4:53 PM | 5:17 PM |
| Jan 1PST | 4:27 PM | 5:03 PM | 5:27 PM |
| Jan 15PST | 4:44 PM | 5:19 PM | 5:44 PM |
| Feb 1PST | 5:10 PM | 5:43 PM | 6:10 PM |
| Feb 15PST | 5:32 PM | 6:04 PM | 6:32 PM |
| Mar 1PST | 5:54 PM | 6:25 PM | 6:54 PM |
| Mar 15PDT | 7:15 PM | 7:46 PM | 8:15 PM |
| Apr 1PDT | 7:40 PM | 8:11 PM | 8:40 PM |
| Apr 15PDT | 8:00 PM | 8:33 PM | 9:00 PM |
| May 1PDT | 8:23 PM | 8:58 PM | 9:23 PM |
| May 15PDT | 8:42 PM | 9:19 PM | 9:42 PM |
| Jun 1PDT | 9:01 PM | 9:41 PM | 10:01 PM |
| Jun 15PDT | 9:11 PM | 9:52 PM | 10:11 PM |
| Jul 1PDT | 9:13 PM | 9:54 PM | 10:13 PM |
| Jul 15PDT | 9:05 PM | 9:44 PM | 10:05 PM |
| Aug 1PDT | 8:45 PM | 9:22 PM | 9:45 PM |
| Aug 15PDT | 8:23 PM | 8:57 PM | 9:23 PM |
| Sep 1PDT | 7:51 PM | 8:23 PM | 8:51 PM |
| Sep 15PDT | 7:22 PM | 7:53 PM | 8:22 PM |
| Oct 1PDT | 6:49 PM | 7:20 PM | 7:49 PM |
| Oct 15PDT | 6:21 PM | 6:52 PM | 7:21 PM |
Mornings at W10
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1PST | 5:55 AM | 6:23 AM | 6:55 AM |
| Nov 15PST | 6:17 AM | 6:43 AM | 7:17 AM |
| Dec 1PST | 6:39 AM | 7:03 AM | 7:39 AM |
| Dec 15PST | 6:53 AM | 7:17 AM | 7:53 AM |
| Jan 1PST | 7:00 AM | 7:24 AM | 8:00 AM |
| Jan 15PST | 6:55 AM | 7:20 AM | 7:55 AM |
| Feb 1PST | 6:37 AM | 7:04 AM | 7:37 AM |
| Feb 15PST | 6:16 AM | 6:44 AM | 7:16 AM |
| Mar 1PST | 5:51 AM | 6:20 AM | 6:51 AM |
| Mar 15PDT | 6:23 AM | 6:52 AM | 7:23 AM |
| Apr 1PDT | 5:48 AM | 6:17 AM | 6:48 AM |
| Apr 15PDT | 5:20 AM | 5:48 AM | 6:20 AM |
| May 1PDT | 4:52 AM | 5:17 AM | 5:52 AM |
| May 15PDT | 4:31 AM | 4:54 AM | 5:31 AM |
| Jun 1PDT | 4:14 AM | 4:35 AM | 5:14 AM |
| Jun 15PDT | 4:10 AM | 4:28 AM | 5:10 AM |
| Jul 1PDT | 4:14 AM | 4:33 AM | 5:14 AM |
| Jul 15PDT | 4:26 AM | 4:47 AM | 5:26 AM |
| Aug 1PDT | 4:46 AM | 5:09 AM | 5:46 AM |
| Aug 15PDT | 5:05 AM | 5:30 AM | 6:05 AM |
| Sep 1PDT | 5:28 AM | 5:55 AM | 6:28 AM |
| Sep 15PDT | 5:47 AM | 6:16 AM | 6:47 AM |
| Oct 1PDT | 6:09 AM | 6:38 AM | 7:09 AM |
| Oct 15PDT | 6:29 AM | 6:58 AM | 7:29 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 16/34
2,470 × 25 ft · Asphalt
Frequencies
Night at W10, in short
When can I log night time at W10?
From the end of evening civil twilight to the beginning of morning civil twilight, when the sun is 6° below the horizon (14 CFR 1.1). On the night of Nov 6, 2026, that was 5:16 PM to 6:31 AM PST.
When do landings at W10 count for night currency?
From one hour after sunset to one hour before sunrise. To carry passengers at night you need 3 takeoffs and 3 full-stop landings in that period within the last 90 days (14 CFR 61.57(b)). On the night of Nov 6, 2026, that was 5:43 PM to 6:04 AM PST.
When are position lights required at W10?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:43 PM to 7:04 AM PST.
Nearby airports
- KPAE Seattle Paine Field International Everett, WA · 9 nm
- KAWO Arlington Municipal Arlington, WA · 14 nm
- 13W Camano Island Airfield Stanwood, WA · 14 nm
- S43 Harvey Field Snohomish, WA · 15 nm
- 0S9 Jefferson County International Port Townsend, WA · 15 nm
- KOKH Delaurentis Oak Harbor, WA · 17 nm
Times are worked out from the sun's position for a sea-level horizon, rounded to the minute. Airport data from the FAA NASR cycle of Oct 29, 2026.