KBWW Bowman Regional night times
Bowman, ND · FAA BWW
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2094:32 PMto6:43 AM
Sunset to sunrise. Lights on.
2332Z to 1343Z
Night logging
§ 1.15:03 PMto6:11 AM
Civil twilight. Log it as night.
0003Z to 1311Z
Night currency
§ 61.57(b)5:32 PMto5:43 AM
One hour after sunset. Landings count.
0032Z to 1243Z
Evenings at KBWW
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 4:39 PM | 5:10 PM | 5:39 PM |
| Nov 15MST | 4:21 PM | 4:53 PM | 5:21 PM |
| Dec 1MST | 4:09 PM | 4:43 PM | 5:09 PM |
| Dec 15MST | 4:08 PM | 4:42 PM | 5:08 PM |
| Jan 1MST | 4:18 PM | 4:53 PM | 5:18 PM |
| Jan 15MST | 4:34 PM | 5:07 PM | 5:34 PM |
| Feb 1MST | 4:58 PM | 5:30 PM | 5:58 PM |
| Feb 15MST | 5:19 PM | 5:50 PM | 6:19 PM |
| Mar 1MST | 5:39 PM | 6:09 PM | 6:39 PM |
| Mar 15MDT | 6:59 PM | 7:29 PM | 7:59 PM |
| Apr 1MDT | 7:22 PM | 7:52 PM | 8:22 PM |
| Apr 15MDT | 7:40 PM | 8:12 PM | 8:40 PM |
| May 1MDT | 8:02 PM | 8:35 PM | 9:02 PM |
| May 15MDT | 8:19 PM | 8:55 PM | 9:19 PM |
| Jun 1MDT | 8:37 PM | 9:15 PM | 9:37 PM |
| Jun 15MDT | 8:47 PM | 9:25 PM | 9:47 PM |
| Jul 1MDT | 8:48 PM | 9:27 PM | 9:48 PM |
| Jul 15MDT | 8:41 PM | 9:18 PM | 9:41 PM |
| Aug 1MDT | 8:23 PM | 8:58 PM | 9:23 PM |
| Aug 15MDT | 8:02 PM | 8:35 PM | 9:02 PM |
| Sep 1MDT | 7:32 PM | 8:03 PM | 8:32 PM |
| Sep 15MDT | 7:05 PM | 7:35 PM | 8:05 PM |
| Oct 1MDT | 6:33 PM | 7:03 PM | 7:33 PM |
| Oct 15MDT | 6:07 PM | 6:37 PM | 7:07 PM |
Mornings at KBWW
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 5:34 AM | 6:03 AM | 6:34 AM |
| Nov 15MST | 5:54 AM | 6:22 AM | 6:54 AM |
| Dec 1MST | 6:15 AM | 6:41 AM | 7:15 AM |
| Dec 15MST | 6:29 AM | 6:54 AM | 7:29 AM |
| Jan 1MST | 6:36 AM | 7:01 AM | 7:36 AM |
| Jan 15MST | 6:32 AM | 6:58 AM | 7:32 AM |
| Feb 1MST | 6:16 AM | 6:44 AM | 7:16 AM |
| Feb 15MST | 5:56 AM | 6:25 AM | 6:56 AM |
| Mar 1MST | 5:32 AM | 6:02 AM | 6:32 AM |
| Mar 15MDT | 6:06 AM | 6:36 AM | 7:06 AM |
| Apr 1MDT | 5:33 AM | 6:03 AM | 6:33 AM |
| Apr 15MDT | 5:07 AM | 5:36 AM | 6:07 AM |
| May 1MDT | 4:40 AM | 5:07 AM | 5:40 AM |
| May 15MDT | 4:21 AM | 4:45 AM | 5:21 AM |
| Jun 1MDT | 4:05 AM | 4:28 AM | 5:05 AM |
| Jun 15MDT | 4:01 AM | 4:22 AM | 5:01 AM |
| Jul 1MDT | 4:06 AM | 4:27 AM | 5:06 AM |
| Jul 15MDT | 4:17 AM | 4:39 AM | 5:17 AM |
| Aug 1MDT | 4:35 AM | 5:00 AM | 5:35 AM |
| Aug 15MDT | 4:52 AM | 5:19 AM | 5:52 AM |
| Sep 1MDT | 5:14 AM | 5:43 AM | 6:14 AM |
| Sep 15MDT | 5:31 AM | 6:01 AM | 6:31 AM |
| Oct 1MDT | 5:52 AM | 6:22 AM | 6:52 AM |
| Oct 15MDT | 6:10 AM | 6:40 AM | 7:10 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
MIRL RWY 13/31; PAPI RWY 13 & 31 OPR SR-2200. MIRL RWY 13/31 PRESET LOW; AFT 2200 TO INCR INTST AND ACTVT REIL RWY 13/31; PAPI RWY 13 & 31; MIRL RWY 13/31 - CTAF.
Runway 13/31
5,701 × 75 ft · Concrete
Frequencies
Night at KBWW, in short
When can I log night time at KBWW?
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 5:03 PM to 6:11 AM MST.
When do landings at KBWW 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 5:32 PM to 5:43 AM MST.
When are position lights required at KBWW?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:32 PM to 6:43 AM MST.
Nearby airports
- KHEI Hettinger/Jb Lindquist Regional Hettinger, ND · 28 nm
- 9D2 Harding County Buffalo, SD · 36 nm
- KBHK Baker Municipal Baker, MT · 41 nm
- 3P3 Mott Municipal Mott, ND · 42 nm
- KDIK Dickinson/Theodore Roosevelt Regional Dickinson, ND · 43 nm
- KLEM Lemmon Municipal Lemmon, SD · 52 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.