6S0 Big Timber At Howard Field night times
Big Timber, MT
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2094:59 PMto7:09 AM
Sunset to sunrise. Lights on.
2359Z to 1409Z
Night logging
§ 1.15:31 PMto6:37 AM
Civil twilight. Log it as night.
0031Z to 1337Z
Night currency
§ 61.57(b)5:59 PMto6:09 AM
One hour after sunset. Landings count.
0059Z to 1309Z
Evenings at 6S0
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:06 PM | 5:37 PM | 6:06 PM |
| Nov 15MST | 4:49 PM | 5:21 PM | 5:49 PM |
| Dec 1MST | 4:37 PM | 5:11 PM | 5:37 PM |
| Dec 15MST | 4:36 PM | 5:10 PM | 5:36 PM |
| Jan 1MST | 4:46 PM | 5:20 PM | 5:46 PM |
| Jan 15MST | 5:02 PM | 5:35 PM | 6:02 PM |
| Feb 1MST | 5:26 PM | 5:58 PM | 6:26 PM |
| Feb 15MST | 5:46 PM | 6:17 PM | 6:46 PM |
| Mar 1MST | 6:06 PM | 6:36 PM | 7:06 PM |
| Mar 15MDT | 7:26 PM | 7:55 PM | 8:26 PM |
| Apr 1MDT | 7:48 PM | 8:18 PM | 8:48 PM |
| Apr 15MDT | 8:07 PM | 8:38 PM | 9:07 PM |
| May 1MDT | 8:27 PM | 9:00 PM | 9:27 PM |
| May 15MDT | 8:45 PM | 9:20 PM | 9:45 PM |
| Jun 1MDT | 9:03 PM | 9:40 PM | 10:03 PM |
| Jun 15MDT | 9:12 PM | 9:50 PM | 10:12 PM |
| Jul 1MDT | 9:14 PM | 9:52 PM | 10:14 PM |
| Jul 15MDT | 9:07 PM | 9:43 PM | 10:07 PM |
| Aug 1MDT | 8:49 PM | 9:23 PM | 9:49 PM |
| Aug 15MDT | 8:28 PM | 9:01 PM | 9:28 PM |
| Sep 1MDT | 7:58 PM | 8:29 PM | 8:58 PM |
| Sep 15MDT | 7:31 PM | 8:01 PM | 8:31 PM |
| Oct 1MDT | 7:00 PM | 7:30 PM | 8:00 PM |
| Oct 15MDT | 6:34 PM | 7:04 PM | 7:34 PM |
Mornings at 6S0
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 6:00 AM | 6:29 AM | 7:00 AM |
| Nov 15MST | 6:20 AM | 6:48 AM | 7:20 AM |
| Dec 1MST | 6:41 AM | 7:07 AM | 7:41 AM |
| Dec 15MST | 6:54 AM | 7:20 AM | 7:54 AM |
| Jan 1MST | 7:01 AM | 7:27 AM | 8:01 AM |
| Jan 15MST | 6:57 AM | 7:24 AM | 7:57 AM |
| Feb 1MST | 6:42 AM | 7:10 AM | 7:42 AM |
| Feb 15MST | 6:22 AM | 6:52 AM | 7:22 AM |
| Mar 1MST | 5:59 AM | 6:29 AM | 6:59 AM |
| Mar 15MDT | 6:33 AM | 7:03 AM | 7:33 AM |
| Apr 1MDT | 6:00 AM | 6:30 AM | 7:00 AM |
| Apr 15MDT | 5:34 AM | 6:03 AM | 6:34 AM |
| May 1MDT | 5:07 AM | 5:35 AM | 6:07 AM |
| May 15MDT | 4:48 AM | 5:14 AM | 5:48 AM |
| Jun 1MDT | 4:34 AM | 4:56 AM | 5:34 AM |
| Jun 15MDT | 4:29 AM | 4:51 AM | 5:29 AM |
| Jul 1MDT | 4:34 AM | 4:56 AM | 5:34 AM |
| Jul 15MDT | 4:45 AM | 5:08 AM | 5:45 AM |
| Aug 1MDT | 5:03 AM | 5:28 AM | 6:03 AM |
| Aug 15MDT | 5:20 AM | 5:47 AM | 6:20 AM |
| Sep 1MDT | 5:41 AM | 6:10 AM | 6:41 AM |
| Sep 15MDT | 5:58 AM | 6:28 AM | 6:58 AM |
| Oct 1MDT | 6:18 AM | 6:48 AM | 7:18 AM |
| Oct 15MDT | 6:36 AM | 7:06 AM | 7:36 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
PAPI RWY 24; MIRL RWY 06/24 OPR DUSK-MIDNIGHT, OTR TIMES ACTVT - CTAF.
Runway 06/24
5,285 × 75 ft · Asphalt
Runway 18/36
3,475 × 75 ft · Turf
Frequencies
Night at 6S0, in short
When can I log night time at 6S0?
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 5:31 PM to 6:37 AM MST.
When do landings at 6S0 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 5:59 PM to 6:09 AM MST.
When are position lights required at 6S0?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:59 PM to 7:09 AM MST.
Nearby airports
- KLVM Mission Field Livingston, MT · 21 nm
- 6S3 Woltermann Memorial Columbus, MT · 33 nm
- 9U1 Wilsall Wilsall, MT · 33 nm
- KHWQ Wheatland County At Harlowton Harlowton, MT · 39 nm
- 8U0 Ryegate Ryegate, MT · 42 nm
- KRED Red Lodge Red Lodge, MT · 48 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.