KBIS Bismarck Municipal night times
Bismarck, ND · FAA BIS
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2095:20 PMto7:34 AM
Sunset to sunrise. Lights on.
2320Z to 1334Z
Night logging
§ 1.15:52 PMto7:02 AM
Civil twilight. Log it as night.
2352Z to 1302Z
Night currency
§ 61.57(b)6:20 PMto6:34 AM
One hour after sunset. Landings count.
0020Z to 1234Z
Evenings at KBIS
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 5:27 PM | 5:59 PM | 6:27 PM |
| Nov 15CST | 5:09 PM | 5:42 PM | 6:09 PM |
| Dec 1CST | 4:57 PM | 5:31 PM | 5:57 PM |
| Dec 15CST | 4:55 PM | 5:30 PM | 5:55 PM |
| Jan 1CST | 5:05 PM | 5:40 PM | 6:05 PM |
| Jan 15CST | 5:22 PM | 5:56 PM | 6:22 PM |
| Feb 1CST | 5:46 PM | 6:19 PM | 6:46 PM |
| Feb 15CST | 6:08 PM | 6:39 PM | 7:08 PM |
| Mar 1CST | 6:29 PM | 6:59 PM | 7:29 PM |
| Mar 15CDT | 7:49 PM | 8:19 PM | 8:49 PM |
| Apr 1CDT | 8:12 PM | 8:43 PM | 9:12 PM |
| Apr 15CDT | 8:31 PM | 9:03 PM | 9:31 PM |
| May 1CDT | 8:53 PM | 9:27 PM | 9:53 PM |
| May 15CDT | 9:11 PM | 9:47 PM | 10:11 PM |
| Jun 1CDT | 9:29 PM | 10:08 PM | 10:29 PM |
| Jun 15CDT | 9:39 PM | 10:18 PM | 10:39 PM |
| Jul 1CDT | 9:41 PM | 10:20 PM | 10:41 PM |
| Jul 15CDT | 9:33 PM | 10:11 PM | 10:33 PM |
| Aug 1CDT | 9:15 PM | 9:50 PM | 10:15 PM |
| Aug 15CDT | 8:53 PM | 9:27 PM | 9:53 PM |
| Sep 1CDT | 8:22 PM | 8:54 PM | 9:22 PM |
| Sep 15CDT | 7:55 PM | 8:25 PM | 8:55 PM |
| Oct 1CDT | 7:23 PM | 7:53 PM | 8:23 PM |
| Oct 15CDT | 6:56 PM | 7:27 PM | 7:56 PM |
Mornings at KBIS
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 6:25 AM | 6:54 AM | 7:25 AM |
| Nov 15CST | 6:46 AM | 7:13 AM | 7:46 AM |
| Dec 1CST | 7:07 AM | 7:33 AM | 8:07 AM |
| Dec 15CST | 7:21 AM | 7:46 AM | 8:21 AM |
| Jan 1CST | 7:28 AM | 7:53 AM | 8:28 AM |
| Jan 15CST | 7:24 AM | 7:50 AM | 8:24 AM |
| Feb 1CST | 7:07 AM | 7:35 AM | 8:07 AM |
| Feb 15CST | 6:47 AM | 7:16 AM | 7:47 AM |
| Mar 1CST | 6:23 AM | 6:52 AM | 7:23 AM |
| Mar 15CDT | 6:56 AM | 7:26 AM | 7:56 AM |
| Apr 1CDT | 6:23 AM | 6:52 AM | 7:23 AM |
| Apr 15CDT | 5:56 AM | 6:24 AM | 6:56 AM |
| May 1CDT | 5:28 AM | 5:55 AM | 6:28 AM |
| May 15CDT | 5:09 AM | 5:33 AM | 6:09 AM |
| Jun 1CDT | 4:53 AM | 5:15 AM | 5:53 AM |
| Jun 15CDT | 4:48 AM | 5:09 AM | 5:48 AM |
| Jul 1CDT | 4:53 AM | 5:14 AM | 5:53 AM |
| Jul 15CDT | 5:04 AM | 5:26 AM | 6:04 AM |
| Aug 1CDT | 5:23 AM | 5:48 AM | 6:23 AM |
| Aug 15CDT | 5:41 AM | 6:07 AM | 6:41 AM |
| Sep 1CDT | 6:03 AM | 6:31 AM | 7:03 AM |
| Sep 15CDT | 6:21 AM | 6:50 AM | 7:21 AM |
| Oct 1CDT | 6:42 AM | 7:11 AM | 7:42 AM |
| Oct 15CDT | 7:01 AM | 7:30 AM | 8:01 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
WHEN ATCT CLSD HIRL RYS 13/31 & 03/21 PRESET MED INTST; PAPI RYS 13; 31; 03; & 21 ON; ACTVT MALS RY 13 & MALSR RY 31 - CTAF.
Runway 03/21
6,600 × 100 ft · Asphalt
Runway 13/31
8,794 × 150 ft · Asphalt
Frequencies
Night at KBIS, in short
When can I log night time at KBIS?
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 5:52 PM to 7:02 AM CST.
When do landings at KBIS 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 6:20 PM to 6:34 AM CST.
When are position lights required at KBIS?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:20 PM to 7:34 AM CST.
Nearby airports
- Y19 Mandan Regional/Lawler Field Mandan, ND · 6 nm
- 6H8 Hazelton Municipal Hazelton, ND · 26 nm
- 5C8 Washburn Municipal Washburn, ND · 37 nm
- 7L2 Linton Municipal Linton, ND · 39 nm
- Y27 Standing Rock Fort Yates, ND · 43 nm
- 7G2 Mc Clusky Municipal Mc Clusky, ND · 43 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.