6S3 Woltermann Memorial night times
Columbus, MT
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2094:57 PMto7:05 AM
Sunset to sunrise. Lights on.
2357Z to 1405Z
Night logging
§ 1.15:28 PMto6:34 AM
Civil twilight. Log it as night.
0028Z to 1334Z
Night currency
§ 61.57(b)5:57 PMto6:05 AM
One hour after sunset. Landings count.
0057Z to 1305Z
Evenings at 6S3
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:03 PM | 5:34 PM | 6:03 PM |
| Nov 15MST | 4:46 PM | 5:18 PM | 5:46 PM |
| Dec 1MST | 4:35 PM | 5:08 PM | 5:35 PM |
| Dec 15MST | 4:34 PM | 5:08 PM | 5:34 PM |
| Jan 1MST | 4:44 PM | 5:18 PM | 5:44 PM |
| Jan 15MST | 4:59 PM | 5:33 PM | 5:59 PM |
| Feb 1MST | 5:23 PM | 5:55 PM | 6:23 PM |
| Feb 15MST | 5:44 PM | 6:14 PM | 6:44 PM |
| Mar 1MST | 6:04 PM | 6:34 PM | 7:04 PM |
| Mar 15MDT | 7:23 PM | 7:52 PM | 8:23 PM |
| Apr 1MDT | 7:45 PM | 8:15 PM | 8:45 PM |
| Apr 15MDT | 8:03 PM | 8:34 PM | 9:03 PM |
| May 1MDT | 8:24 PM | 8:57 PM | 9:24 PM |
| May 15MDT | 8:41 PM | 9:16 PM | 9:41 PM |
| Jun 1MDT | 8:59 PM | 9:36 PM | 9:59 PM |
| Jun 15MDT | 9:08 PM | 9:46 PM | 10:08 PM |
| Jul 1MDT | 9:10 PM | 9:48 PM | 10:10 PM |
| Jul 15MDT | 9:03 PM | 9:40 PM | 10:03 PM |
| Aug 1MDT | 8:45 PM | 9:20 PM | 9:45 PM |
| Aug 15MDT | 8:25 PM | 8:57 PM | 9:25 PM |
| Sep 1MDT | 7:55 PM | 8:26 PM | 8:55 PM |
| Sep 15MDT | 7:28 PM | 7:58 PM | 8:28 PM |
| Oct 1MDT | 6:57 PM | 7:27 PM | 7:57 PM |
| Oct 15MDT | 6:31 PM | 7:01 PM | 7:31 PM |
Mornings at 6S3
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 5:57 AM | 6:26 AM | 6:57 AM |
| Nov 15MST | 6:17 AM | 6:44 AM | 7:17 AM |
| Dec 1MST | 6:37 AM | 7:04 AM | 7:37 AM |
| Dec 15MST | 6:51 AM | 7:17 AM | 7:51 AM |
| Jan 1MST | 6:58 AM | 7:23 AM | 7:58 AM |
| Jan 15MST | 6:54 AM | 7:20 AM | 7:54 AM |
| Feb 1MST | 6:38 AM | 7:07 AM | 7:38 AM |
| Feb 15MST | 6:19 AM | 6:48 AM | 7:19 AM |
| Mar 1MST | 5:56 AM | 6:26 AM | 6:56 AM |
| Mar 15MDT | 6:30 AM | 7:00 AM | 7:30 AM |
| Apr 1MDT | 5:57 AM | 6:27 AM | 6:57 AM |
| Apr 15MDT | 5:31 AM | 6:00 AM | 6:31 AM |
| May 1MDT | 5:05 AM | 5:32 AM | 6:05 AM |
| May 15MDT | 4:46 AM | 5:11 AM | 5:46 AM |
| Jun 1MDT | 4:31 AM | 4:54 AM | 5:31 AM |
| Jun 15MDT | 4:27 AM | 4:49 AM | 5:27 AM |
| Jul 1MDT | 4:32 AM | 4:54 AM | 5:32 AM |
| Jul 15MDT | 4:42 AM | 5:06 AM | 5:42 AM |
| Aug 1MDT | 5:00 AM | 5:26 AM | 6:00 AM |
| Aug 15MDT | 5:17 AM | 5:45 AM | 6:17 AM |
| Sep 1MDT | 5:38 AM | 6:07 AM | 6:38 AM |
| Sep 15MDT | 5:55 AM | 6:25 AM | 6:55 AM |
| Oct 1MDT | 6:15 AM | 6:46 AM | 7:15 AM |
| Oct 15MDT | 6:33 AM | 7:03 AM | 7:33 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT PAPI RWY 10 & 28; MIRL RWY 10/28 - CTAF.
Runway 10/28
3,800 × 75 ft · Asphalt
Frequencies
Night at 6S3, in short
When can I log night time at 6S3?
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 5:28 PM to 6:34 AM MST.
When do landings at 6S3 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 5:57 PM to 6:05 AM MST.
When are position lights required at 6S3?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:57 PM to 7:05 AM MST.
Nearby airports
- 6S8 Laurel Municipal Laurel, MT · 21 nm
- 6S1 Bridger Municipal Bridger, MT · 24 nm
- KRED Red Lodge Red Lodge, MT · 27 nm
- KBIL Billings Logan International Billings, MT · 31 nm
- 6S0 Big Timber At Howard Field Big Timber, MT · 33 nm
- 8U0 Ryegate Ryegate, MT · 40 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.