U68 North Big Horn County night times
Cowley/Lovell/Byron, WY
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2094:55 PMto7:01 AM
Sunset to sunrise. Lights on.
2355Z to 1401Z
Night logging
§ 1.15:26 PMto6:29 AM
Civil twilight. Log it as night.
0026Z to 1329Z
Night currency
§ 61.57(b)5:55 PMto6:01 AM
One hour after sunset. Landings count.
0055Z to 1301Z
Evenings at U68
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:02 PM | 5:32 PM | 6:02 PM |
| Nov 15MST | 4:45 PM | 5:17 PM | 5:45 PM |
| Dec 1MST | 4:34 PM | 5:07 PM | 5:34 PM |
| Dec 15MST | 4:33 PM | 5:07 PM | 5:33 PM |
| Jan 1MST | 4:43 PM | 5:17 PM | 5:43 PM |
| Jan 15MST | 4:59 PM | 5:31 PM | 5:59 PM |
| Feb 1MST | 5:22 PM | 5:53 PM | 6:22 PM |
| Feb 15MST | 5:42 PM | 6:12 PM | 6:42 PM |
| Mar 1MST | 6:01 PM | 6:31 PM | 7:01 PM |
| Mar 15MDT | 7:20 PM | 7:49 PM | 8:20 PM |
| Apr 1MDT | 7:41 PM | 8:11 PM | 8:41 PM |
| Apr 15MDT | 7:59 PM | 8:30 PM | 8:59 PM |
| May 1MDT | 8:19 PM | 8:52 PM | 9:19 PM |
| May 15MDT | 8:36 PM | 9:10 PM | 9:36 PM |
| Jun 1MDT | 8:53 PM | 9:29 PM | 9:53 PM |
| Jun 15MDT | 9:02 PM | 9:39 PM | 10:02 PM |
| Jul 1MDT | 9:04 PM | 9:41 PM | 10:04 PM |
| Jul 15MDT | 8:57 PM | 9:33 PM | 9:57 PM |
| Aug 1MDT | 8:40 PM | 9:14 PM | 9:40 PM |
| Aug 15MDT | 8:20 PM | 8:52 PM | 9:20 PM |
| Sep 1MDT | 7:51 PM | 8:21 PM | 8:51 PM |
| Sep 15MDT | 7:25 PM | 7:54 PM | 8:25 PM |
| Oct 1MDT | 6:54 PM | 7:24 PM | 7:54 PM |
| Oct 15MDT | 6:29 PM | 6:59 PM | 7:29 PM |
Mornings at U68
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 5:52 AM | 6:22 AM | 6:52 AM |
| Nov 15MST | 6:11 AM | 6:40 AM | 7:11 AM |
| Dec 1MST | 6:32 AM | 6:59 AM | 7:32 AM |
| Dec 15MST | 6:45 AM | 7:11 AM | 7:45 AM |
| Jan 1MST | 6:52 AM | 7:18 AM | 7:52 AM |
| Jan 15MST | 6:48 AM | 7:15 AM | 7:48 AM |
| Feb 1MST | 6:33 AM | 7:02 AM | 7:33 AM |
| Feb 15MST | 6:15 AM | 6:44 AM | 7:15 AM |
| Mar 1MST | 5:52 AM | 6:22 AM | 6:52 AM |
| Mar 15MDT | 6:26 AM | 6:57 AM | 7:26 AM |
| Apr 1MDT | 5:55 AM | 6:25 AM | 6:55 AM |
| Apr 15MDT | 5:29 AM | 5:59 AM | 6:29 AM |
| May 1MDT | 5:03 AM | 5:31 AM | 6:03 AM |
| May 15MDT | 4:45 AM | 5:11 AM | 5:45 AM |
| Jun 1MDT | 4:31 AM | 4:55 AM | 5:31 AM |
| Jun 15MDT | 4:27 AM | 4:50 AM | 5:27 AM |
| Jul 1MDT | 4:31 AM | 4:54 AM | 5:31 AM |
| Jul 15MDT | 4:42 AM | 5:06 AM | 5:42 AM |
| Aug 1MDT | 4:59 AM | 5:26 AM | 5:59 AM |
| Aug 15MDT | 5:16 AM | 5:44 AM | 6:16 AM |
| Sep 1MDT | 5:36 AM | 6:06 AM | 6:36 AM |
| Sep 15MDT | 5:52 AM | 6:23 AM | 6:52 AM |
| Oct 1MDT | 6:12 AM | 6:42 AM | 7:12 AM |
| Oct 15MDT | 6:29 AM | 7:00 AM | 7:29 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT MIRL RWY 09/27; PAPI RWY 09 & 27; REIL RWY 9 & 27- CTAF.
Runway 09/27
5,200 × 75 ft · Asphalt
Runway 16/34
1,866 × 65 ft · Dirt
Frequencies
Night at U68, in short
When can I log night time at U68?
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 5:26 PM to 6:29 AM MST.
When do landings at U68 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 5:55 PM to 6:01 AM MST.
When are position lights required at U68?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:55 PM to 7:01 AM MST.
Nearby airports
- KPOY Powell Municipal Powell, WY · 15 nm
- KGEY South Big Horn County Greybull, WY · 28 nm
- 6S1 Bridger Municipal Bridger, MT · 31 nm
- 5U7 Fort Smith Landing Strip Fort Smith, MT · 33 nm
- KCOD Yellowstone Regional Cody, WY · 34 nm
- KRED Red Lodge Red Lodge, MT · 38 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.