KDCU Pryor Field Regional night times
Decatur, AL · FAA DCU
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2094:49 PMto6:14 AM
Sunset to sunrise. Lights on.
2249Z to 1214Z
Night logging
§ 1.15:16 PMto5:48 AM
Civil twilight. Log it as night.
2316Z to 1148Z
Night currency
§ 61.57(b)5:49 PMto5:14 AM
One hour after sunset. Landings count.
2349Z to 1114Z
Evenings at KDCU
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 4:54 PM | 5:20 PM | 5:54 PM |
| Nov 15CST | 4:43 PM | 5:10 PM | 5:43 PM |
| Dec 1CST | 4:37 PM | 5:05 PM | 5:37 PM |
| Dec 15CST | 4:38 PM | 5:06 PM | 5:38 PM |
| Jan 1CST | 4:48 PM | 5:16 PM | 5:48 PM |
| Jan 15CST | 5:00 PM | 5:27 PM | 6:00 PM |
| Feb 1CST | 5:17 PM | 5:44 PM | 6:17 PM |
| Feb 15CST | 5:31 PM | 5:57 PM | 6:31 PM |
| Mar 1CST | 5:44 PM | 6:09 PM | 6:44 PM |
| Mar 15CDT | 6:55 PM | 7:20 PM | 7:55 PM |
| Apr 1CDT | 7:09 PM | 7:34 PM | 8:09 PM |
| Apr 15CDT | 7:20 PM | 7:46 PM | 8:20 PM |
| May 1CDT | 7:33 PM | 8:00 PM | 8:33 PM |
| May 15CDT | 7:44 PM | 8:12 PM | 8:44 PM |
| Jun 1CDT | 7:56 PM | 8:25 PM | 8:56 PM |
| Jun 15CDT | 8:02 PM | 8:32 PM | 9:02 PM |
| Jul 1CDT | 8:05 PM | 8:34 PM | 9:05 PM |
| Jul 15CDT | 8:01 PM | 8:30 PM | 9:01 PM |
| Aug 1CDT | 7:50 PM | 8:18 PM | 8:50 PM |
| Aug 15CDT | 7:36 PM | 8:02 PM | 8:36 PM |
| Sep 1CDT | 7:14 PM | 7:40 PM | 8:14 PM |
| Sep 15CDT | 6:55 PM | 7:20 PM | 7:55 PM |
| Oct 1CDT | 6:32 PM | 6:57 PM | 7:32 PM |
| Oct 15CDT | 6:13 PM | 6:39 PM | 7:13 PM |
Mornings at KDCU
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 5:08 AM | 5:42 AM | 6:08 AM |
| Nov 15CST | 5:22 AM | 5:55 AM | 6:22 AM |
| Dec 1CST | 5:37 AM | 6:09 AM | 6:37 AM |
| Dec 15CST | 5:48 AM | 6:20 AM | 6:48 AM |
| Jan 1CST | 5:55 AM | 6:27 AM | 6:55 AM |
| Jan 15CST | 5:55 AM | 6:27 AM | 6:55 AM |
| Feb 1CST | 5:46 AM | 6:20 AM | 6:46 AM |
| Feb 15CST | 5:33 AM | 6:08 AM | 6:33 AM |
| Mar 1CST | 5:17 AM | 5:52 AM | 6:17 AM |
| Mar 15CDT | 5:59 AM | 6:33 AM | 6:59 AM |
| Apr 1CDT | 5:35 AM | 6:10 AM | 6:35 AM |
| Apr 15CDT | 5:16 AM | 5:50 AM | 6:16 AM |
| May 1CDT | 4:58 AM | 5:31 AM | 5:58 AM |
| May 15CDT | 4:45 AM | 5:17 AM | 5:45 AM |
| Jun 1CDT | 4:36 AM | 5:07 AM | 5:36 AM |
| Jun 15CDT | 4:34 AM | 5:05 AM | 5:34 AM |
| Jul 1CDT | 4:38 AM | 5:09 AM | 5:38 AM |
| Jul 15CDT | 4:46 AM | 5:17 AM | 5:46 AM |
| Aug 1CDT | 4:58 AM | 5:30 AM | 5:58 AM |
| Aug 15CDT | 5:08 AM | 5:42 AM | 6:08 AM |
| Sep 1CDT | 5:21 AM | 5:55 AM | 6:21 AM |
| Sep 15CDT | 5:31 AM | 6:05 AM | 6:31 AM |
| Oct 1CDT | 5:42 AM | 6:17 AM | 6:42 AM |
| Oct 15CDT | 5:53 AM | 6:28 AM | 6:53 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT REIL RWYS 18 & 36; PAPI RWY 36; HIRL RWY 18/36- CTAF.
Runway 18/36
6,107 × 100 ft · Asphalt
Frequencies
Night at KDCU, in short
When can I log night time at KDCU?
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 5:16 PM to 5:48 AM CST.
When do landings at KDCU 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 5:49 PM to 5:14 AM CST.
When are position lights required at KDCU?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:49 PM to 6:14 AM CST.
Nearby airports
- KHSV Huntsville International-Carl T Jones Field Huntsville, AL · 8 nm
- 5M0 Hartselle/Morgan County Regional Hartselle, AL · 15 nm
- 9A4 Courtland Courtland, AL · 20 nm
- M38 Hazel Green Hazel Green, AL · 22 nm
- KMDQ Huntsville Exec Tom Sharp Jr Field Huntsville, AL · 23 nm
- KCMD Cullman Regional/Folsom Field Cullman, AL · 24 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.