Y03 Springfield Municipal night times
Springfield, SD
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2095:18 PMto7:14 AM
Sunset to sunrise. Lights on.
2318Z to 1314Z
Night logging
§ 1.15:47 PMto6:44 AM
Civil twilight. Log it as night.
2347Z to 1244Z
Night currency
§ 61.57(b)6:18 PMto6:14 AM
One hour after sunset. Landings count.
0018Z to 1214Z
Evenings at Y03
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 5:24 PM | 5:53 PM | 6:24 PM |
| Nov 15CST | 5:08 PM | 5:39 PM | 6:08 PM |
| Dec 1CST | 4:58 PM | 5:30 PM | 5:58 PM |
| Dec 15CST | 4:58 PM | 5:30 PM | 5:58 PM |
| Jan 1CST | 5:08 PM | 5:40 PM | 6:08 PM |
| Jan 15CST | 5:23 PM | 5:54 PM | 6:23 PM |
| Feb 1CST | 5:44 PM | 6:14 PM | 6:44 PM |
| Feb 15CST | 6:03 PM | 6:32 PM | 7:03 PM |
| Mar 1CST | 6:21 PM | 6:49 PM | 7:21 PM |
| Mar 15CDT | 7:38 PM | 8:06 PM | 8:38 PM |
| Apr 1CDT | 7:58 PM | 8:26 PM | 8:58 PM |
| Apr 15CDT | 8:14 PM | 8:43 PM | 9:14 PM |
| May 1CDT | 8:32 PM | 9:03 PM | 9:32 PM |
| May 15CDT | 8:48 PM | 9:20 PM | 9:48 PM |
| Jun 1CDT | 9:04 PM | 9:38 PM | 10:04 PM |
| Jun 15CDT | 9:12 PM | 9:47 PM | 10:12 PM |
| Jul 1CDT | 9:14 PM | 9:49 PM | 10:14 PM |
| Jul 15CDT | 9:08 PM | 9:42 PM | 10:08 PM |
| Aug 1CDT | 8:53 PM | 9:25 PM | 9:53 PM |
| Aug 15CDT | 8:34 PM | 9:04 PM | 9:34 PM |
| Sep 1CDT | 8:06 PM | 8:35 PM | 9:06 PM |
| Sep 15CDT | 7:42 PM | 8:10 PM | 8:42 PM |
| Oct 1CDT | 7:13 PM | 7:41 PM | 8:13 PM |
| Oct 15CDT | 6:49 PM | 7:18 PM | 7:49 PM |
Mornings at Y03
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 6:06 AM | 6:37 AM | 7:06 AM |
| Nov 15CST | 6:24 AM | 6:53 AM | 7:24 AM |
| Dec 1CST | 6:43 AM | 7:11 AM | 7:43 AM |
| Dec 15CST | 6:56 AM | 7:23 AM | 7:56 AM |
| Jan 1CST | 7:03 AM | 7:30 AM | 8:03 AM |
| Jan 15CST | 7:00 AM | 7:28 AM | 8:00 AM |
| Feb 1CST | 6:46 AM | 7:16 AM | 7:46 AM |
| Feb 15CST | 6:29 AM | 7:00 AM | 7:29 AM |
| Mar 1CST | 6:08 AM | 6:39 AM | 7:08 AM |
| Mar 15CDT | 6:44 AM | 7:16 AM | 7:44 AM |
| Apr 1CDT | 6:14 AM | 6:45 AM | 7:14 AM |
| Apr 15CDT | 5:50 AM | 6:21 AM | 6:50 AM |
| May 1CDT | 5:26 AM | 5:55 AM | 6:26 AM |
| May 15CDT | 5:09 AM | 5:36 AM | 6:09 AM |
| Jun 1CDT | 4:56 AM | 5:21 AM | 5:56 AM |
| Jun 15CDT | 4:52 AM | 5:17 AM | 5:52 AM |
| Jul 1CDT | 4:57 AM | 5:22 AM | 5:57 AM |
| Jul 15CDT | 5:06 AM | 5:32 AM | 6:06 AM |
| Aug 1CDT | 5:23 AM | 5:51 AM | 6:23 AM |
| Aug 15CDT | 5:38 AM | 6:07 AM | 6:38 AM |
| Sep 1CDT | 5:56 AM | 6:27 AM | 6:56 AM |
| Sep 15CDT | 6:11 AM | 6:43 AM | 7:11 AM |
| Oct 1CDT | 6:29 AM | 7:01 AM | 7:29 AM |
| Oct 15CDT | 6:45 AM | 7:16 AM | 7:45 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT MIRL RY 15/33 AND PAPI RY 15/33 - CTAF.
Runway 01/19
1,900 × 100 ft · Turf
Runway 15/33
3,500 × 60 ft · Asphalt
Frequencies
Night at Y03, in short
When can I log night time at Y03?
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 5:47 PM to 6:44 AM CST.
When do landings at Y03 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 6:18 PM to 6:14 AM CST.
When are position lights required at Y03?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:18 PM to 7:14 AM CST.
Nearby airports
- KAGZ Wagner Municipal Wagner, SD · 21 nm
- 84Y Bloomfield Municipal Bloomfield, NE · 21 nm
- KYKN Chan Gurney Municipal Yankton, SD · 23 nm
- 6K3 Creighton Municipal Creighton, NE · 25 nm
- 8V3 Parkston Municipal Parkston, SD · 30 nm
- 8D8 Lake Andes Municipal Lake Andes, SD · 32 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.