KCHU Houston County night times
Caledonia, MN · FAA CHU
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2094:50 PMto6:50 AM
Sunset to sunrise. Lights on.
2250Z to 1250Z
Night logging
§ 1.15:21 PMto6:19 AM
Civil twilight. Log it as night.
2321Z to 1219Z
Night currency
§ 61.57(b)5:50 PMto5:50 AM
One hour after sunset. Landings count.
2350Z to 1150Z
Evenings at KCHU
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 4:57 PM | 5:27 PM | 5:57 PM |
| Nov 15CST | 4:41 PM | 5:12 PM | 5:41 PM |
| Dec 1CST | 4:30 PM | 5:03 PM | 5:30 PM |
| Dec 15CST | 4:30 PM | 5:03 PM | 5:30 PM |
| Jan 1CST | 4:40 PM | 5:13 PM | 5:40 PM |
| Jan 15CST | 4:55 PM | 5:27 PM | 5:55 PM |
| Feb 1CST | 5:17 PM | 5:48 PM | 6:17 PM |
| Feb 15CST | 5:36 PM | 6:06 PM | 6:36 PM |
| Mar 1CST | 5:55 PM | 6:23 PM | 6:55 PM |
| Mar 15CDT | 7:12 PM | 7:41 PM | 8:12 PM |
| Apr 1CDT | 7:33 PM | 8:02 PM | 8:33 PM |
| Apr 15CDT | 7:49 PM | 8:19 PM | 8:49 PM |
| May 1CDT | 8:08 PM | 8:40 PM | 9:08 PM |
| May 15CDT | 8:24 PM | 8:57 PM | 9:24 PM |
| Jun 1CDT | 8:41 PM | 9:16 PM | 9:41 PM |
| Jun 15CDT | 8:49 PM | 9:25 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 | 8:29 PM | 9:01 PM | 9:29 PM |
| Aug 15CDT | 8:10 PM | 8:41 PM | 9:10 PM |
| Sep 1CDT | 7:42 PM | 8:11 PM | 8:42 PM |
| Sep 15CDT | 7:16 PM | 7:45 PM | 8:16 PM |
| Oct 1CDT | 6:47 PM | 7:16 PM | 7:47 PM |
| Oct 15CDT | 6:23 PM | 6:52 PM | 7:23 PM |
Mornings at KCHU
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 5:42 AM | 6:12 AM | 6:42 AM |
| Nov 15CST | 6:00 AM | 6:29 AM | 7:00 AM |
| Dec 1CST | 6:20 AM | 6:47 AM | 7:20 AM |
| Dec 15CST | 6:32 AM | 7:00 AM | 7:32 AM |
| Jan 1CST | 6:39 AM | 7:07 AM | 7:39 AM |
| Jan 15CST | 6:36 AM | 7:05 AM | 7:36 AM |
| Feb 1CST | 6:23 AM | 6:52 AM | 7:23 AM |
| Feb 15CST | 6:05 AM | 6:35 AM | 7:05 AM |
| Mar 1CST | 5:43 AM | 6:14 AM | 6:43 AM |
| Mar 15CDT | 6:18 AM | 6:50 AM | 7:18 AM |
| Apr 1CDT | 5:48 AM | 6:19 AM | 6:48 AM |
| Apr 15CDT | 5:24 AM | 5:54 AM | 6:24 AM |
| May 1CDT | 4:59 AM | 5:27 AM | 5:59 AM |
| May 15CDT | 4:41 AM | 5:08 AM | 5:41 AM |
| Jun 1CDT | 4:28 AM | 4:53 AM | 5:28 AM |
| Jun 15CDT | 4:24 AM | 4:48 AM | 5:24 AM |
| Jul 1CDT | 4:29 AM | 4:53 AM | 5:29 AM |
| Jul 15CDT | 4:38 AM | 5:04 AM | 5:38 AM |
| Aug 1CDT | 4:55 AM | 5:23 AM | 5:55 AM |
| Aug 15CDT | 5:11 AM | 5:40 AM | 6:11 AM |
| Sep 1CDT | 5:30 AM | 6:00 AM | 6:30 AM |
| Sep 15CDT | 5:45 AM | 6:16 AM | 6:45 AM |
| Oct 1CDT | 6:03 AM | 6:35 AM | 7:03 AM |
| Oct 15CDT | 6:20 AM | 6:51 AM | 7:20 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
MIRL RWY 13/31 PRESET LOW INTS SS-SR; TO INCR INTS & ACTVT MIRL RWY 13/31 - CTAF.
Runway 13/31
3,499 × 77 ft · Asphalt
Frequencies
Night at KCHU, in short
When can I log night time at KCHU?
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 5:21 PM to 6:19 AM CST.
When do landings at KCHU 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 5:50 PM to 5:50 AM CST.
When are position lights required at KCHU?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:50 PM to 6:50 AM CST.
Nearby airports
- Y01 Waukon Municipal Waukon, IA · 19 nm
- 55Y Rushford Municipal/Robert W Bunke Field Rushford, MN · 19 nm
- KLSE La Crosse Regional La Crosse, WI · 20 nm
- KDEH Decorah Municipal Decorah, IA · 22 nm
- Y51 Viroqua Municipal Viroqua, WI · 26 nm
- KFKA Fillmore County Preston, MN · 30 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.