S25 Watford City Municipal night times
Watford City, ND
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2095:27 PMto7:47 AM
Sunset to sunrise. Lights on.
2327Z to 1347Z
Night logging
§ 1.16:00 PMto7:14 AM
Civil twilight. Log it as night.
0000Z to 1314Z
Night currency
§ 61.57(b)6:27 PMto6:47 AM
One hour after sunset. Landings count.
0027Z to 1247Z
Evenings at S25
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 5:35 PM | 6:07 PM | 6:35 PM |
| Nov 15CST | 5:16 PM | 5:50 PM | 6:16 PM |
| Dec 1CST | 5:03 PM | 5:38 PM | 6:03 PM |
| Dec 15CST | 5:01 PM | 5:37 PM | 6:01 PM |
| Jan 1CST | 5:11 PM | 5:47 PM | 6:11 PM |
| Jan 15CST | 5:28 PM | 6:03 PM | 6:28 PM |
| Feb 1CST | 5:54 PM | 6:27 PM | 6:54 PM |
| Feb 15CST | 6:16 PM | 6:48 PM | 7:16 PM |
| Mar 1CST | 6:38 PM | 7:09 PM | 7:38 PM |
| Mar 15CDT | 7:58 PM | 8:29 PM | 8:58 PM |
| Apr 1CDT | 8:23 PM | 8:54 PM | 9:23 PM |
| Apr 15CDT | 8:43 PM | 9:15 PM | 9:43 PM |
| May 1CDT | 9:06 PM | 9:40 PM | 10:06 PM |
| May 15CDT | 9:24 PM | 10:01 PM | 10:24 PM |
| Jun 1CDT | 9:44 PM | 10:23 PM | 10:44 PM |
| Jun 15CDT | 9:53 PM | 10:34 PM | 10:53 PM |
| Jul 1CDT | 9:55 PM | 10:36 PM | 10:55 PM |
| Jul 15CDT | 9:47 PM | 10:26 PM | 10:47 PM |
| Aug 1CDT | 9:28 PM | 10:04 PM | 10:28 PM |
| Aug 15CDT | 9:06 PM | 9:40 PM | 10:06 PM |
| Sep 1CDT | 8:34 PM | 9:06 PM | 9:34 PM |
| Sep 15CDT | 8:05 PM | 8:36 PM | 9:05 PM |
| Oct 1CDT | 7:32 PM | 8:03 PM | 8:32 PM |
| Oct 15CDT | 7:05 PM | 7:36 PM | 8:05 PM |
Mornings at S25
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 6:38 AM | 7:05 AM | 7:38 AM |
| Nov 15CST | 6:59 AM | 7:25 AM | 7:59 AM |
| Dec 1CST | 7:21 AM | 7:46 AM | 8:21 AM |
| Dec 15CST | 7:35 AM | 7:59 AM | 8:35 AM |
| Jan 1CST | 7:42 AM | 8:06 AM | 8:42 AM |
| Jan 15CST | 7:37 AM | 8:02 AM | 8:37 AM |
| Feb 1CST | 7:20 AM | 7:47 AM | 8:20 AM |
| Feb 15CST | 6:59 AM | 7:27 AM | 7:59 AM |
| Mar 1CST | 6:34 AM | 7:03 AM | 7:34 AM |
| Mar 15CDT | 7:06 AM | 7:36 AM | 8:06 AM |
| Apr 1CDT | 6:32 AM | 7:00 AM | 7:32 AM |
| Apr 15CDT | 6:04 AM | 6:32 AM | 7:04 AM |
| May 1CDT | 5:36 AM | 6:01 AM | 6:36 AM |
| May 15CDT | 5:15 AM | 5:38 AM | 6:15 AM |
| Jun 1CDT | 4:59 AM | 5:19 AM | 5:59 AM |
| Jun 15CDT | 4:54 AM | 5:13 AM | 5:54 AM |
| Jul 1CDT | 4:58 AM | 5:18 AM | 5:58 AM |
| Jul 15CDT | 5:10 AM | 5:31 AM | 6:10 AM |
| Aug 1CDT | 5:30 AM | 5:54 AM | 6:30 AM |
| Aug 15CDT | 5:48 AM | 6:14 AM | 6:48 AM |
| Sep 1CDT | 6:11 AM | 6:39 AM | 7:11 AM |
| Sep 15CDT | 6:30 AM | 6:59 AM | 7:30 AM |
| Oct 1CDT | 6:52 AM | 7:21 AM | 7:52 AM |
| Oct 15CDT | 7:12 AM | 7:41 AM | 8:12 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT PAPI RWY 12 & 30 - CTAF. MIRL RWY 12/30 PRESET ON LOW INTST DUSK-DAWN, TO INCR INTST - CTAF.
Runway 12/30
6,550 × 75 ft · Concrete
Frequencies
Night at S25, in short
When can I log night time at S25?
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 6:00 PM to 7:14 AM CST.
When do landings at S25 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 6:27 PM to 6:47 AM CST.
When are position lights required at S25?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:27 PM to 7:47 AM CST.
Nearby airports
- 9Y1 Dunn County Weydahl Field Killdeer, ND · 31 nm
- 05D New Town Municipal New Town, ND · 33 nm
- 5U6 Fairview Fairview, MT · 33 nm
- KXWA Williston Basin International Williston, ND · 35 nm
- D60 Tioga Municipal Tioga, ND · 38 nm
- KSDY Sidney-Richland Regional Sidney, MT · 38 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.