3W5 Mears Field night times
Concrete, WA
Night of Nov 6 to Nov 7PST
Position lights
§ 91.2094:39 PMto7:03 AM
Sunset to sunrise. Lights on.
0039Z to 1503Z
Night logging
§ 1.15:13 PMto6:29 AM
Civil twilight. Log it as night.
0113Z to 1429Z
Night currency
§ 61.57(b)5:39 PMto6:03 AM
One hour after sunset. Landings count.
0139Z to 1403Z
Evenings at 3W5
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1PST | 4:47 PM | 5:20 PM | 5:47 PM |
| Nov 15PST | 4:27 PM | 5:02 PM | 5:27 PM |
| Dec 1PST | 4:14 PM | 4:50 PM | 5:14 PM |
| Dec 15PST | 4:12 PM | 4:49 PM | 5:12 PM |
| Jan 1PST | 4:22 PM | 4:59 PM | 5:22 PM |
| Jan 15PST | 4:39 PM | 5:15 PM | 5:39 PM |
| Feb 1PST | 5:06 PM | 5:39 PM | 6:06 PM |
| Feb 15PST | 5:28 PM | 6:01 PM | 6:28 PM |
| Mar 1PST | 5:51 PM | 6:22 PM | 6:51 PM |
| Mar 15PDT | 7:12 PM | 7:44 PM | 8:12 PM |
| Apr 1PDT | 7:38 PM | 8:10 PM | 8:38 PM |
| Apr 15PDT | 7:58 PM | 8:31 PM | 8:58 PM |
| May 1PDT | 8:22 PM | 8:57 PM | 9:22 PM |
| May 15PDT | 8:41 PM | 9:19 PM | 9:41 PM |
| Jun 1PDT | 9:01 PM | 9:41 PM | 10:01 PM |
| Jun 15PDT | 9:11 PM | 9:53 PM | 10:11 PM |
| Jul 1PDT | 9:12 PM | 9:54 PM | 10:12 PM |
| Jul 15PDT | 9:04 PM | 9:44 PM | 10:04 PM |
| Aug 1PDT | 8:44 PM | 9:21 PM | 9:44 PM |
| Aug 15PDT | 8:22 PM | 8:56 PM | 9:22 PM |
| Sep 1PDT | 7:49 PM | 8:21 PM | 8:49 PM |
| Sep 15PDT | 7:20 PM | 7:51 PM | 8:20 PM |
| Oct 1PDT | 6:46 PM | 7:17 PM | 7:46 PM |
| Oct 15PDT | 6:18 PM | 6:49 PM | 7:18 PM |
Mornings at 3W5
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1PST | 5:54 AM | 6:21 AM | 6:54 AM |
| Nov 15PST | 6:15 AM | 6:41 AM | 7:15 AM |
| Dec 1PST | 6:38 AM | 7:02 AM | 7:38 AM |
| Dec 15PST | 6:53 AM | 7:16 AM | 7:53 AM |
| Jan 1PST | 6:59 AM | 7:22 AM | 7:59 AM |
| Jan 15PST | 6:54 AM | 7:18 AM | 7:54 AM |
| Feb 1PST | 6:36 AM | 7:03 AM | 7:36 AM |
| Feb 15PST | 6:14 AM | 6:42 AM | 7:14 AM |
| Mar 1PST | 5:49 AM | 6:17 AM | 6:49 AM |
| Mar 15PDT | 6:20 AM | 6:49 AM | 7:20 AM |
| Apr 1PDT | 5:45 AM | 6:13 AM | 6:45 AM |
| Apr 15PDT | 5:17 AM | 5:44 AM | 6:17 AM |
| May 1PDT | 4:48 AM | 5:12 AM | 5:48 AM |
| May 15PDT | 4:27 AM | 4:49 AM | 5:27 AM |
| Jun 1PDT | 4:10 AM | 4:29 AM | 5:10 AM |
| Jun 15PDT | 4:04 AM | 4:23 AM | 5:04 AM |
| Jul 1PDT | 4:09 AM | 4:27 AM | 5:09 AM |
| Jul 15PDT | 4:21 AM | 4:41 AM | 5:21 AM |
| Aug 1PDT | 4:41 AM | 5:04 AM | 5:41 AM |
| Aug 15PDT | 5:01 AM | 5:26 AM | 6:01 AM |
| Sep 1PDT | 5:24 AM | 5:52 AM | 6:24 AM |
| Sep 15PDT | 5:44 AM | 6:12 AM | 6:44 AM |
| Oct 1PDT | 6:06 AM | 6:35 AM | 7:06 AM |
| Oct 15PDT | 6:27 AM | 6:55 AM | 7:27 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 07/25
2,609 × 60 ft · Asphalt
Helipad H1
40 × 40 ft · Concrete
Frequencies
Night at 3W5, in short
When can I log night time at 3W5?
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 5:13 PM to 6:29 AM PST.
When do landings at 3W5 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 5:39 PM to 6:03 AM PST.
When are position lights required at 3W5?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:39 PM to 7:03 AM PST.
Nearby airports
- 1S2 Darrington Municipal Darrington, WA · 17 nm
- 0W7 Floathaven Bellingham, WA · 26 nm
- KBVS Skagit Regional Burlington/Mount Vernon, WA · 27 nm
- KAWO Arlington Municipal Arlington, WA · 27 nm
- 13W Camano Island Airfield Stanwood, WA · 32 nm
- KBLI Bellingham International Bellingham, WA · 35 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.