38S Deer Lodge-City-County night times
Deer Lodge, MT
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2095:09 PMto7:21 AM
Sunset to sunrise. Lights on.
0009Z to 1421Z
Night logging
§ 1.15:41 PMto6:49 AM
Civil twilight. Log it as night.
0041Z to 1349Z
Night currency
§ 61.57(b)6:09 PMto6:21 AM
One hour after sunset. Landings count.
0109Z to 1321Z
Evenings at 38S
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:16 PM | 5:47 PM | 6:16 PM |
| Nov 15MST | 4:58 PM | 5:31 PM | 5:58 PM |
| Dec 1MST | 4:46 PM | 5:20 PM | 5:46 PM |
| Dec 15MST | 4:45 PM | 5:20 PM | 5:45 PM |
| Jan 1MST | 4:55 PM | 5:30 PM | 5:55 PM |
| Jan 15MST | 5:11 PM | 5:45 PM | 6:11 PM |
| Feb 1MST | 5:35 PM | 6:08 PM | 6:35 PM |
| Feb 15MST | 5:56 PM | 6:27 PM | 6:56 PM |
| Mar 1MST | 6:17 PM | 6:47 PM | 7:17 PM |
| Mar 15MDT | 7:37 PM | 8:07 PM | 8:37 PM |
| Apr 1MDT | 8:00 PM | 8:30 PM | 9:00 PM |
| Apr 15MDT | 8:19 PM | 8:50 PM | 9:19 PM |
| May 1MDT | 8:40 PM | 9:14 PM | 9:40 PM |
| May 15MDT | 8:58 PM | 9:33 PM | 9:58 PM |
| Jun 1MDT | 9:16 PM | 9:54 PM | 10:16 PM |
| Jun 15MDT | 9:25 PM | 10:04 PM | 10:25 PM |
| Jul 1MDT | 9:27 PM | 10:06 PM | 10:27 PM |
| Jul 15MDT | 9:20 PM | 9:57 PM | 10:20 PM |
| Aug 1MDT | 9:02 PM | 9:37 PM | 10:02 PM |
| Aug 15MDT | 8:41 PM | 9:13 PM | 9:41 PM |
| Sep 1MDT | 8:10 PM | 8:41 PM | 9:10 PM |
| Sep 15MDT | 7:43 PM | 8:13 PM | 8:43 PM |
| Oct 1MDT | 7:11 PM | 7:41 PM | 8:11 PM |
| Oct 15MDT | 6:45 PM | 7:15 PM | 7:45 PM |
Mornings at 38S
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 6:13 AM | 6:41 AM | 7:13 AM |
| Nov 15MST | 6:33 AM | 7:00 AM | 7:33 AM |
| Dec 1MST | 6:54 AM | 7:20 AM | 7:54 AM |
| Dec 15MST | 7:08 AM | 7:33 AM | 8:08 AM |
| Jan 1MST | 7:15 AM | 7:40 AM | 8:15 AM |
| Jan 15MST | 7:10 AM | 7:37 AM | 8:10 AM |
| Feb 1MST | 6:54 AM | 7:22 AM | 7:54 AM |
| Feb 15MST | 6:34 AM | 7:03 AM | 7:34 AM |
| Mar 1MST | 6:10 AM | 6:40 AM | 7:10 AM |
| Mar 15MDT | 6:44 AM | 7:14 AM | 7:44 AM |
| Apr 1MDT | 6:11 AM | 6:40 AM | 7:11 AM |
| Apr 15MDT | 5:44 AM | 6:13 AM | 6:44 AM |
| May 1MDT | 5:17 AM | 5:44 AM | 6:17 AM |
| May 15MDT | 4:58 AM | 5:22 AM | 5:58 AM |
| Jun 1MDT | 4:42 AM | 5:05 AM | 5:42 AM |
| Jun 15MDT | 4:38 AM | 4:59 AM | 5:38 AM |
| Jul 1MDT | 4:43 AM | 5:04 AM | 5:43 AM |
| Jul 15MDT | 4:54 AM | 5:16 AM | 5:54 AM |
| Aug 1MDT | 5:12 AM | 5:37 AM | 6:12 AM |
| Aug 15MDT | 5:30 AM | 5:57 AM | 6:30 AM |
| Sep 1MDT | 5:51 AM | 6:20 AM | 6:51 AM |
| Sep 15MDT | 6:09 AM | 6:39 AM | 7:09 AM |
| Oct 1MDT | 6:30 AM | 7:00 AM | 7:30 AM |
| Oct 15MDT | 6:48 AM | 7:18 AM | 7:48 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT MIRL RY 13/31 & PAPI RYS 13 & 31 - CTAF.
Runway 13/31
5,800 × 75 ft · Asphalt
Frequencies
Night at 38S, in short
When can I log night time at 38S?
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 5:41 PM to 6:49 AM MST.
When do landings at 38S 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 6:09 PM to 6:21 AM MST.
When are position lights required at 38S?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:09 PM to 7:21 AM MST.
Nearby airports
- 3U3 Bowman Field Anaconda, MT · 15 nm
- U05 Riddick Field Philipsburg, MT · 23 nm
- M26 Drummond Drummond, MT · 23 nm
- KBTM Bert Mooney Butte, MT · 28 nm
- 3U9 Boulder Boulder, MT · 29 nm
- S69 Lincoln Lincoln, MT · 34 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.