U84 Donald D Coski Memorial night times
Donnelly, ID
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2095:26 PMto7:31 AM
Sunset to sunrise. Lights on.
0026Z to 1431Z
Night logging
§ 1.15:57 PMto7:00 AM
Civil twilight. Log it as night.
0057Z to 1400Z
Night currency
§ 61.57(b)6:26 PMto6:31 AM
One hour after sunset. Landings count.
0126Z to 1331Z
Evenings at U84
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:33 PM | 6:03 PM | 6:33 PM |
| Nov 15MST | 5:16 PM | 5:48 PM | 6:16 PM |
| Dec 1MST | 5:05 PM | 5:38 PM | 6:05 PM |
| Dec 15MST | 5:04 PM | 5:38 PM | 6:04 PM |
| Jan 1MST | 5:14 PM | 5:48 PM | 6:14 PM |
| Jan 15MST | 5:30 PM | 6:02 PM | 6:30 PM |
| Feb 1MST | 5:53 PM | 6:24 PM | 6:53 PM |
| Feb 15MST | 6:13 PM | 6:43 PM | 7:13 PM |
| Mar 1MST | 6:32 PM | 7:01 PM | 7:32 PM |
| Mar 15MDT | 7:50 PM | 8:20 PM | 8:50 PM |
| Apr 1MDT | 8:12 PM | 8:41 PM | 9:12 PM |
| Apr 15MDT | 8:29 PM | 9:00 PM | 9:29 PM |
| May 1MDT | 8:49 PM | 9:22 PM | 9:49 PM |
| May 15MDT | 9:06 PM | 9:40 PM | 10:06 PM |
| Jun 1MDT | 9:23 PM | 9:59 PM | 10:23 PM |
| Jun 15MDT | 9:32 PM | 10:09 PM | 10:32 PM |
| Jul 1MDT | 9:34 PM | 10:11 PM | 10:34 PM |
| Jul 15MDT | 9:27 PM | 10:03 PM | 10:27 PM |
| Aug 1MDT | 9:10 PM | 9:44 PM | 10:10 PM |
| Aug 15MDT | 8:50 PM | 9:22 PM | 9:50 PM |
| Sep 1MDT | 8:21 PM | 8:51 PM | 9:21 PM |
| Sep 15MDT | 7:55 PM | 8:24 PM | 8:55 PM |
| Oct 1MDT | 7:25 PM | 7:54 PM | 8:25 PM |
| Oct 15MDT | 7:00 PM | 7:29 PM | 8:00 PM |
Mornings at U84
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 6:23 AM | 6:52 AM | 7:23 AM |
| Nov 15MST | 6:42 AM | 7:10 AM | 7:42 AM |
| Dec 1MST | 7:02 AM | 7:29 AM | 8:02 AM |
| Dec 15MST | 7:15 AM | 7:41 AM | 8:15 AM |
| Jan 1MST | 7:22 AM | 7:48 AM | 8:22 AM |
| Jan 15MST | 7:18 AM | 7:46 AM | 8:18 AM |
| Feb 1MST | 7:04 AM | 7:32 AM | 8:04 AM |
| Feb 15MST | 6:45 AM | 7:15 AM | 7:45 AM |
| Mar 1MST | 6:22 AM | 6:53 AM | 7:22 AM |
| Mar 15MDT | 6:57 AM | 7:28 AM | 7:57 AM |
| Apr 1MDT | 6:25 AM | 6:56 AM | 7:25 AM |
| Apr 15MDT | 6:00 AM | 6:30 AM | 7:00 AM |
| May 1MDT | 5:34 AM | 6:02 AM | 6:34 AM |
| May 15MDT | 5:16 AM | 5:42 AM | 6:16 AM |
| Jun 1MDT | 5:02 AM | 5:26 AM | 6:02 AM |
| Jun 15MDT | 4:58 AM | 5:21 AM | 5:58 AM |
| Jul 1MDT | 5:03 AM | 5:26 AM | 6:03 AM |
| Jul 15MDT | 5:13 AM | 5:37 AM | 6:13 AM |
| Aug 1MDT | 5:30 AM | 5:57 AM | 6:30 AM |
| Aug 15MDT | 5:47 AM | 6:15 AM | 6:47 AM |
| Sep 1MDT | 6:07 AM | 6:37 AM | 7:07 AM |
| Sep 15MDT | 6:23 AM | 6:54 AM | 7:23 AM |
| Oct 1MDT | 6:42 AM | 7:13 AM | 7:42 AM |
| Oct 15MDT | 7:00 AM | 7:30 AM | 8:00 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 18/36
2,500 × 125 ft · Turf
Frequencies
Night at U84, in short
When can I log night time at U84?
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 5:57 PM to 7:00 AM MST.
When do landings at U84 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 6:26 PM to 6:31 AM MST.
When are position lights required at U84?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:26 PM to 7:31 AM MST.
Nearby airports
- KMYL Mc Call Municipal Mc Call, ID · 10 nm
- U70 Cascade Cascade, ID · 15 nm
- U82 Council Municipal Council, ID · 15 nm
- 1U4 New Meadows New Meadows, ID · 17 nm
- I92 Reed Ranch Yellow Pine, ID · 19 nm
- 24K Krassel USFS Mc Call, ID · 21 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.