KBCK Black River Falls Area night times
Black River Falls, WI · FAA BCK
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2094:46 PMto6:49 AM
Sunset to sunrise. Lights on.
2246Z to 1249Z
Night logging
§ 1.15:17 PMto6:18 AM
Civil twilight. Log it as night.
2317Z to 1218Z
Night currency
§ 61.57(b)5:46 PMto5:49 AM
One hour after sunset. Landings count.
2346Z to 1149Z
Evenings at KBCK
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 4:53 PM | 5:23 PM | 5:53 PM |
| Nov 15CST | 4:36 PM | 5:08 PM | 5:36 PM |
| Dec 1CST | 4:26 PM | 4:58 PM | 5:26 PM |
| Dec 15CST | 4:25 PM | 4:58 PM | 5:25 PM |
| Jan 1CST | 4:35 PM | 5:08 PM | 5:35 PM |
| Jan 15CST | 4:50 PM | 5:23 PM | 5:50 PM |
| Feb 1CST | 5:13 PM | 5:44 PM | 6:13 PM |
| Feb 15CST | 5:32 PM | 6:02 PM | 6:32 PM |
| Mar 1CST | 5:51 PM | 6:21 PM | 6:51 PM |
| Mar 15CDT | 7:09 PM | 7:38 PM | 8:09 PM |
| Apr 1CDT | 7:31 PM | 8:00 PM | 8:31 PM |
| Apr 15CDT | 7:48 PM | 8:18 PM | 8:48 PM |
| May 1CDT | 8:07 PM | 8:39 PM | 9:07 PM |
| May 15CDT | 8:23 PM | 8:57 PM | 9:23 PM |
| Jun 1CDT | 8:40 PM | 9:16 PM | 9:40 PM |
| Jun 15CDT | 8:49 PM | 9:26 PM | 9:49 PM |
| Jul 1CDT | 8:51 PM | 9:27 PM | 9:51 PM |
| Jul 15CDT | 8:45 PM | 9:20 PM | 9:45 PM |
| Aug 1CDT | 8:28 PM | 9:01 PM | 9:28 PM |
| Aug 15CDT | 8:08 PM | 8:40 PM | 9:08 PM |
| Sep 1CDT | 7:40 PM | 8:10 PM | 8:40 PM |
| Sep 15CDT | 7:14 PM | 7:43 PM | 8:14 PM |
| Oct 1CDT | 6:44 PM | 7:13 PM | 7:44 PM |
| Oct 15CDT | 6:20 PM | 6:49 PM | 7:20 PM |
Mornings at KBCK
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 5:41 AM | 6:10 AM | 6:41 AM |
| Nov 15CST | 5:59 AM | 6:28 AM | 6:59 AM |
| Dec 1CST | 6:19 AM | 6:46 AM | 7:19 AM |
| Dec 15CST | 6:32 AM | 6:59 AM | 7:32 AM |
| Jan 1CST | 6:39 AM | 7:06 AM | 7:39 AM |
| Jan 15CST | 6:36 AM | 7:04 AM | 7:36 AM |
| Feb 1CST | 6:21 AM | 6:51 AM | 7:21 AM |
| Feb 15CST | 6:03 AM | 6:33 AM | 7:03 AM |
| Mar 1CST | 5:41 AM | 6:12 AM | 6:41 AM |
| Mar 15CDT | 6:16 AM | 6:47 AM | 7:16 AM |
| Apr 1CDT | 5:45 AM | 6:16 AM | 6:45 AM |
| Apr 15CDT | 5:20 AM | 5:50 AM | 6:20 AM |
| May 1CDT | 4:55 AM | 5:23 AM | 5:55 AM |
| May 15CDT | 4:37 AM | 5:03 AM | 5:37 AM |
| Jun 1CDT | 4:23 AM | 4:47 AM | 5:23 AM |
| Jun 15CDT | 4:19 AM | 4:43 AM | 5:19 AM |
| Jul 1CDT | 4:23 AM | 4:47 AM | 5:23 AM |
| Jul 15CDT | 4:34 AM | 4:58 AM | 5:34 AM |
| Aug 1CDT | 4:51 AM | 5:18 AM | 5:51 AM |
| Aug 15CDT | 5:07 AM | 5:35 AM | 6:07 AM |
| Sep 1CDT | 5:26 AM | 5:56 AM | 6:26 AM |
| Sep 15CDT | 5:42 AM | 6:13 AM | 6:42 AM |
| Oct 1CDT | 6:01 AM | 6:32 AM | 7:01 AM |
| Oct 15CDT | 6:18 AM | 6:49 AM | 7:18 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT REIL RWY 08 & 26; PAPI RWY 08 & 26; MIRL RWY 08/26 - CTAF. SS-SR MIRL RWY 08/26 PRESET TO LOW INTST; INCR INTST - CTAF.
Runway 08/26
4,601 × 75 ft · Asphalt
Frequencies
Night at KBCK, in short
When can I log night time at KBCK?
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 5:17 PM to 6:18 AM CST.
When do landings at KBCK 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 5:46 PM to 5:49 AM CST.
When are position lights required at KBCK?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:46 PM to 6:49 AM CST.
Nearby airports
- KCMY Sparta/Fort Mc Coy Sparta, WI · 18 nm
- Y72 Bloyer Field Tomah, WI · 23 nm
- KVIQ Neillsville Municipal Neillsville, WI · 24 nm
- KLSE La Crosse Regional La Crosse, WI · 28 nm
- KDAF Necedah Necedah, WI · 36 nm
- KMFI Marshfield Municipal Marshfield, WI · 37 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.