KSBX Shelby night times
Shelby, MT · FAA SBX
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2095:00 PMto7:23 AM
Sunset to sunrise. Lights on.
0000Z to 1423Z
Night logging
§ 1.15:33 PMto6:50 AM
Civil twilight. Log it as night.
0033Z to 1350Z
Night currency
§ 61.57(b)6:00 PMto6:23 AM
One hour after sunset. Landings count.
0100Z to 1323Z
Evenings at KSBX
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:07 PM | 5:40 PM | 6:07 PM |
| Nov 15MST | 4:48 PM | 5:22 PM | 5:48 PM |
| Dec 1MST | 4:34 PM | 5:10 PM | 5:34 PM |
| Dec 15MST | 4:32 PM | 5:09 PM | 5:32 PM |
| Jan 1MST | 4:43 PM | 5:19 PM | 5:43 PM |
| Jan 15MST | 5:00 PM | 5:35 PM | 6:00 PM |
| Feb 1MST | 5:26 PM | 6:00 PM | 6:26 PM |
| Feb 15MST | 5:49 PM | 6:21 PM | 6:49 PM |
| Mar 1MST | 6:11 PM | 6:43 PM | 7:11 PM |
| Mar 15MDT | 7:33 PM | 8:04 PM | 8:33 PM |
| Apr 1MDT | 7:58 PM | 8:30 PM | 8:58 PM |
| Apr 15MDT | 8:19 PM | 8:52 PM | 9:19 PM |
| May 1MDT | 8:42 PM | 9:17 PM | 9:42 PM |
| May 15MDT | 9:02 PM | 9:39 PM | 10:02 PM |
| Jun 1MDT | 9:21 PM | 10:02 PM | 10:21 PM |
| Jun 15MDT | 9:31 PM | 10:13 PM | 10:31 PM |
| Jul 1MDT | 9:33 PM | 10:15 PM | 10:33 PM |
| Jul 15MDT | 9:25 PM | 10:05 PM | 10:25 PM |
| Aug 1MDT | 9:05 PM | 9:42 PM | 10:05 PM |
| Aug 15MDT | 8:42 PM | 9:17 PM | 9:42 PM |
| Sep 1MDT | 8:09 PM | 8:42 PM | 9:09 PM |
| Sep 15MDT | 7:40 PM | 8:12 PM | 8:40 PM |
| Oct 1MDT | 7:07 PM | 7:38 PM | 8:07 PM |
| Oct 15MDT | 6:38 PM | 7:10 PM | 7:38 PM |
Mornings at KSBX
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 6:14 AM | 6:41 AM | 7:14 AM |
| Nov 15MST | 6:36 AM | 7:02 AM | 7:36 AM |
| Dec 1MST | 6:59 AM | 7:23 AM | 7:59 AM |
| Dec 15MST | 7:13 AM | 7:36 AM | 8:13 AM |
| Jan 1MST | 7:20 AM | 7:43 AM | 8:20 AM |
| Jan 15MST | 7:14 AM | 7:39 AM | 8:14 AM |
| Feb 1MST | 6:57 AM | 7:23 AM | 7:57 AM |
| Feb 15MST | 6:35 AM | 7:03 AM | 7:35 AM |
| Mar 1MST | 6:09 AM | 6:38 AM | 7:09 AM |
| Mar 15MDT | 6:41 AM | 7:10 AM | 7:41 AM |
| Apr 1MDT | 6:06 AM | 6:34 AM | 7:06 AM |
| Apr 15MDT | 5:37 AM | 6:04 AM | 6:37 AM |
| May 1MDT | 5:08 AM | 5:33 AM | 6:08 AM |
| May 15MDT | 4:47 AM | 5:09 AM | 5:47 AM |
| Jun 1MDT | 4:30 AM | 4:49 AM | 5:30 AM |
| Jun 15MDT | 4:25 AM | 4:43 AM | 5:25 AM |
| Jul 1MDT | 4:30 AM | 4:48 AM | 5:30 AM |
| Jul 15MDT | 4:41 AM | 5:01 AM | 5:41 AM |
| Aug 1MDT | 5:02 AM | 5:25 AM | 6:02 AM |
| Aug 15MDT | 5:21 AM | 5:46 AM | 6:21 AM |
| Sep 1MDT | 5:45 AM | 6:12 AM | 6:45 AM |
| Sep 15MDT | 6:04 AM | 6:33 AM | 7:04 AM |
| Oct 1MDT | 6:27 AM | 6:56 AM | 7:27 AM |
| Oct 15MDT | 6:47 AM | 7:16 AM | 7:47 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT PAPI RWY 05 & 23; MIRL RWY 05/23 & 11/29-CTAF.
Runway 05/23
5,005 × 75 ft · Asphalt
Runway 11/29
3,701 × 60 ft · Asphalt
Frequencies
Night at KSBX, in short
When can I log night time at KSBX?
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 5:33 PM to 6:50 AM MST.
When do landings at KSBX 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 6:00 PM to 6:23 AM MST.
When are position lights required at KSBX?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:00 PM to 7:23 AM MST.
Nearby airports
- KCTB Cut Bank International Cut Bank, MT · 20 nm
- 7S7 Valier Valier, MT · 21 nm
- S01 Conrad Conrad, MT · 23 nm
- 7S8 Ross International Sweetgrass, MT · 28 nm
- B70 Tiber Dam Tiber Dam, MT · 33 nm
- KLTY Liberty County Chester, 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.