S34 Plains night times
Plains, MT
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2095:15 PMto7:33 AM
Sunset to sunrise. Lights on.
0015Z to 1433Z
Night logging
§ 1.15:47 PMto7:00 AM
Civil twilight. Log it as night.
0047Z to 1400Z
Night currency
§ 61.57(b)6:15 PMto6:33 AM
One hour after sunset. Landings count.
0115Z to 1333Z
Evenings at S34
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:22 PM | 5:54 PM | 6:22 PM |
| Nov 15MST | 5:03 PM | 5:37 PM | 6:03 PM |
| Dec 1MST | 4:51 PM | 5:26 PM | 5:51 PM |
| Dec 15MST | 4:49 PM | 5:25 PM | 5:49 PM |
| Jan 1MST | 4:59 PM | 5:35 PM | 5:59 PM |
| Jan 15MST | 5:16 PM | 5:50 PM | 6:16 PM |
| Feb 1MST | 5:41 PM | 6:14 PM | 6:41 PM |
| Feb 15MST | 6:03 PM | 6:35 PM | 7:03 PM |
| Mar 1MST | 6:25 PM | 6:55 PM | 7:25 PM |
| Mar 15MDT | 7:45 PM | 8:16 PM | 8:45 PM |
| Apr 1MDT | 8:09 PM | 8:40 PM | 9:09 PM |
| Apr 15MDT | 8:29 PM | 9:01 PM | 9:29 PM |
| May 1MDT | 8:51 PM | 9:26 PM | 9:51 PM |
| May 15MDT | 9:10 PM | 9:47 PM | 10:10 PM |
| Jun 1MDT | 9:29 PM | 10:08 PM | 10:29 PM |
| Jun 15MDT | 9:39 PM | 10:19 PM | 10:39 PM |
| Jul 1MDT | 9:40 PM | 10:20 PM | 10:40 PM |
| Jul 15MDT | 9:33 PM | 10:11 PM | 10:33 PM |
| Aug 1MDT | 9:14 PM | 9:49 PM | 10:14 PM |
| Aug 15MDT | 8:52 PM | 9:25 PM | 9:52 PM |
| Sep 1MDT | 8:20 PM | 8:52 PM | 9:20 PM |
| Sep 15MDT | 7:52 PM | 8:23 PM | 8:52 PM |
| Oct 1MDT | 7:19 PM | 7:50 PM | 8:19 PM |
| Oct 15MDT | 6:52 PM | 7:23 PM | 7:52 PM |
Mornings at S34
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 6:24 AM | 6:52 AM | 7:24 AM |
| Nov 15MST | 6:45 AM | 7:11 AM | 7:45 AM |
| Dec 1MST | 7:07 AM | 7:32 AM | 8:07 AM |
| Dec 15MST | 7:21 AM | 7:45 AM | 8:21 AM |
| Jan 1MST | 7:27 AM | 7:52 AM | 8:27 AM |
| Jan 15MST | 7:23 AM | 7:48 AM | 8:23 AM |
| Feb 1MST | 7:06 AM | 7:33 AM | 8:06 AM |
| Feb 15MST | 6:45 AM | 7:13 AM | 7:45 AM |
| Mar 1MST | 6:20 AM | 6:49 AM | 7:20 AM |
| Mar 15MDT | 6:53 AM | 7:22 AM | 7:53 AM |
| Apr 1MDT | 6:19 AM | 6:47 AM | 7:19 AM |
| Apr 15MDT | 5:51 AM | 6:19 AM | 6:51 AM |
| May 1MDT | 5:23 AM | 5:49 AM | 6:23 AM |
| May 15MDT | 5:03 AM | 5:26 AM | 6:03 AM |
| Jun 1MDT | 4:47 AM | 5:08 AM | 5:47 AM |
| Jun 15MDT | 4:42 AM | 5:02 AM | 5:42 AM |
| Jul 1MDT | 4:47 AM | 5:06 AM | 5:47 AM |
| Jul 15MDT | 4:58 AM | 5:19 AM | 5:58 AM |
| Aug 1MDT | 5:18 AM | 5:42 AM | 6:18 AM |
| Aug 15MDT | 5:36 AM | 6:02 AM | 6:36 AM |
| Sep 1MDT | 5:58 AM | 6:26 AM | 6:58 AM |
| Sep 15MDT | 6:17 AM | 6:46 AM | 7:17 AM |
| Oct 1MDT | 6:39 AM | 7:08 AM | 7:39 AM |
| Oct 15MDT | 6:58 AM | 7:27 AM | 7:58 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT PAPI RWY 31; MIRL RWY 13/31 - CTAF.
Runway 13/31
4,650 × 75 ft · Asphalt
Frequencies
Night at S34, in short
When can I log night time at S34?
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 5:47 PM to 7:00 AM MST.
When do landings at S34 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 6:15 PM to 6:33 AM MST.
When are position lights required at S34?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:15 PM to 7:33 AM MST.
Nearby airports
- S09 Hot Springs Hot Springs, MT · 15 nm
- KTHM Thompson Falls Thompson Falls, MT · 16 nm
- 9S4 Mineral County Superior, MT · 18 nm
- 8S1 Polson Polson, MT · 32 nm
- 7S0 Ronan Ronan, MT · 33 nm
- 52S St Ignatius St Ignatius, MT · 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.