Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Crescent 1%

No Rise

No Set

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK
14 OK
15 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK

Sun - Rise: 10:06, Set: 15:04, Transit: 12:35. Moon - Rise: No Rise, Set: No Set. Civil Dark: 16:12 - 08:58. Nautical Dark: 17:15 - 07:55. Astro Dark: 18:12 - 06:59

Total Clouds (% Sky Obscured)

63
47
75
83
73
72
70
32
39
19
11
9
30
31
31
15
34
18
7
7
7
4
4
5

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
25
22
10
0
27
9
3
3
3
0
0
0

Medium Clouds (% Sky Obscured)

39
36
69
78
60
62
61
4
3
4
8
5
5
1
9
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

60
47
70
65
60
53
46
32
39
16
11
3
6
11
4
4
4
4
5
4
7
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
2
0
0
1
6
8
5
9
9
9

Fog (%)

0
0
0
0
0
0
0
6
7
13
13
8
5
15
14
9
15
16
2
2
1
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
1
1
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
7
7
8
8
8
8
8
7
6
7
7
6
5
6
7
8
7
7
7
7

Chance of Frost

Temperature (°C)

-24
-24
-24
-24
-24
-24
-24
-25
-24
-24
-24
-25
-26
-26
-27
-28
-28
-28
-29
-29
-30
-31
-31
-32

Feels Like (°C)

-29
-29
-29
-29
-29
-29
-29
-30
-30
-29
-29
-30
-30
-31
-32
-33
-33
-33
-34
-35
-35
-35
-35
-36

Dew Point (°C)

-28
-28
-27
-27
-27
-27
-28
-28
-28
-27
-28
-28
-29
-29
-30
-31
-31
-31
-32
-33
-34
-34
-35
-35

Relative Humidity (%)

70
71
71
72
72
72
71
72
72
72
72
72
72
73
72
73
74
72
70
68
69
69
68
68

Pressure (mb)

1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1021
1022
1023
1023
1024

Ozone (du)

415
411
409
410
411
413
413
412
410
408
407
405
402
400
399
399
399
400
397
394
393
391
394
398

Sunday 21

Waxing Crescent 3%

12:39

15:39

04 OK
05 OK
06 Bad
07 Bad
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Bad
21 OK
22 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad

Sun - Rise: 10:07, Set: 15:05, Transit: 12:36. Moon - Rise: 12:39, Set: 15:39. Civil Dark: 16:13 - 08:59. Nautical Dark: 17:16 - 07:55. Astro Dark: 18:12 - 06:59

Total Clouds (% Sky Obscured)

7
5
24
32
10
10
11
11
12
7
6
5
5
5
7
24
30
25
15
17
17
30
63
62

Low Clouds (% Sky Obscured)

0
1
3
3
0
0
0
0
0
0
0
0
1
1
2
19
26
19
3
3
3
26
55
59

Medium Clouds (% Sky Obscured)

2
1
0
0
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
1
2
1
1
1

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
6
3
3
3
3
4
2

ISS Passover

Visibility (miles)

9
9
5
3
6
7
8
8
9
9
9
8
8
9
9
9
9
9
9
9
9
9
5
5

Fog (%)

1
2
5
7
6
5
7
13
14
10
9
11
17
16
2
8
2
6
7
8
13
9
13
17

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
6
5
6
6
6
7
7
6
5
5
5
5
6
5
6
6
5
5
5
6
6

Chance of Frost

Temperature (°C)

-32
-33
-33
-33
-34
-34
-34
-34
-34
-33
-33
-34
-34
-35
-35
-35
-35
-35
-35
-35
-35
-34
-34
-34

Feels Like (°C)

-36
-37
-37
-38
-38
-38
-38
-38
-37
-37
-37
-37
-37
-38
-39
-38
-39
-39
-39
-38
-38
-38
-38
-38

Dew Point (°C)

-36
-36
-36
-37
-37
-38
-38
-38
-37
-37
-37
-37
-38
-38
-38
-39
-38
-39
-38
-38
-38
-38
-38
-37

Relative Humidity (%)

67
67
69
68
68
69
69
69
67
67
68
69
69
70
68
68
68
68
69
70
69
70
70
69

Pressure (mb)

1025
1025
1025
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027

Ozone (du)

397
396
394
392
394
394
392
389
389
390
393
392
390
388
387
387
386
384
377
373
374
375
371
368

Monday 22

Waxing Crescent 8%

12:28

17:35

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 OK
17 OK
18 Bad
19 Bad
20 OK
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 10:07, Set: 15:06, Transit: 12:36. Moon - Rise: 12:28, Set: 17:35. Civil Dark: 16:13 - 08:59. Nautical Dark: 17:17 - 07:56. Astro Dark: 18:13 - 07:00

Total Clouds (% Sky Obscured)

62
44
40
48
56
57
62
64
52
30
22
8
7
15
34
34
27
18
32
35
39
43
46
44

Low Clouds (% Sky Obscured)

61
44
40
46
52
46
33
31
32
19
18
6
6
6
6
6
6
3
7
14
26
35
31
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
0
0
1
0
0
15
34
34
27
18
32
27
14
0
3
4

High Clouds (% Sky Obscured)

2
2
0
0
0
0
3
2
2
0
0
0
0
0
0
0
0
2
2
1
1
1
1
2

ISS Passover

Visibility (miles)

6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

36
24
35
23
45
36
69
60
45
25
20
10
15
15
15
15
15
15
15
15
15
15
15
15

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
4
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
6
7
7
7
9
8
7
7
7
7
6
6
6
5
5
5
5
4
4
3

Chance of Frost

Temperature (°C)

-33
-33
-33
-32
-32
-32
-31
-31
-30
-30
-30
-30
-30
-30
-31
-31
-31
-31
-31
-31
-31
-31
-32
-32

Feels Like (°C)

-38
-37
-36
-36
-36
-35
-35
-35
-34
-34
-34
-34
-34
-34
-34
-34
-34
-34
-34
-34
-34
-34
-34
-35

Dew Point (°C)

-37
-36
-36
-35
-35
-35
-35
-35
-33
-34
-34
-34
-34
-34
-34
-34
-34
-35
-35
-35
-35
-35
-35
-36

Relative Humidity (%)

69
69
70
69
68
68
67
67
69
68
66
67
68
69
68
68
68
67
67
67
67
67
67
67

Pressure (mb)

1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

366
365
365
366
369
376
381
381
381
380
380
381
381
381
378
373
373
374
375
375
376
376
375
374

Tuesday 23

Waxing Crescent 14%

12:20

19:21

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK

Sun - Rise: 10:07, Set: 15:06, Transit: 12:37. Moon - Rise: 12:20, Set: 19:21. Civil Dark: 16:14 - 08:59. Nautical Dark: 17:17 - 07:56. Astro Dark: 18:13 - 07:00

Total Clouds (% Sky Obscured)

41
51
66
74
70
67
65
45
24
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

24
31
55
62
61
62
60
41
23
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

7
16
25
35
20
11
2
4
5
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
8
19
17
2
2
11
24
24
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
3
4
4
5
4
4
4
4
4
4
5
5
5
6
6
6
7
7
7
8
7
7

Chance of Frost

Temperature (°C)

-32
-32
-32
-32
-31
-31
-31
-31
-30
-30
-30
-30
-31
-31
-31
-31
-30
-30
-29
-29
-29
-28
-28
-27

Feels Like (°C)

-35
-35
-35
-36
-36
-35
-35
-35
-34
-34
-34
-35
-35
-35
-34
-35
-36
-35
-35
-35
-34
-34
-34
-34

Dew Point (°C)

-36
-36
-36
-35
-35
-35
-34
-34
-34
-33
-33
-33
-34
-34
-34
-34
-34
-34
-33
-33
-33
-32
-32
-32

Relative Humidity (%)

68
68
68
67
67
67
68
68
67
68
69
70
69
69
69
68
68
68
66
66
64
65
64
63

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

376
376
374
373
373
375
375
374
373
378
385
397
403
400
397
398
400
403
411
412
415
417
416
413

Wednesday 24

Waxing Crescent 22%

12:14

21:02

04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK

Sun - Rise: 10:07, Set: 15:07, Transit: 12:37. Moon - Rise: 12:14, Set: 21:02. Civil Dark: 16:15 - 09:00. Nautical Dark: 17:18 - 07:56. Astro Dark: 18:14 - 07:00

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
27

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
27

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
1
0
0
0
1
3
3
2
4
7
9
9
9
9
9
9
9
9

Fog (%)

15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
4
17
18
16
14
4
4
1
1
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
7
8
7
7
7
7
7
6
6
5
5
5
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

-27
-27
-27
-27
-27
-26
-25
-25
-25
-24
-24
-24
-25
-25
-27
-28
-29
-29
-30
-30
-31
-31
-32
-32

Feels Like (°C)

-33
-33
-33
-33
-32
-32
-32
-31
-31
-31
-30
-30
-30
-30
-31
-31
-31
-31
-31
-31
-34
-34
-34
-34

Dew Point (°C)

-31
-31
-31
-31
-31
-30
-29
-28
-27
-27
-27
-27
-28
-28
-30
-31
-32
-33
-34
-34
-35
-35
-36
-36

Relative Humidity (%)

63
63
63
64
65
64
67
76
75
74
72
73
73
74
73
71
69
68
67
65
65
65
65
65

Pressure (mb)

1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

404
402
407
413
411
408
403
398
396
396
396
399
400
398
397
395
394
391
388
385
380
375
370
366

Thursday 25

Waxing Crescent 31%

12:08

22:40

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 10:07, Set: 15:08, Transit: 12:38. Moon - Rise: 12:08, Set: 22:40. Civil Dark: 16:16 - 09:00. Nautical Dark: 17:19 - 07:57. Astro Dark: 18:15 - 07:01

Total Clouds (% Sky Obscured)

40
52
64
76
74
75
56
38
34
32
42
52
64
59
55
51
60
70
80
85
89
94
93
92

Low Clouds (% Sky Obscured)

40
38
35
32
47
62
56
38
34
32
42
52
30
28
30
32
38
44
52
45
42
37
43
48

Medium Clouds (% Sky Obscured)

0
22
44
63
63
60
56
38
34
32
42
52
64
47
26
1
3
7
12
25
36
39
39
35

High Clouds (% Sky Obscured)

1
2
2
3
3
4
4
5
2
2
3
5
5
2
1
1
2
1
1
1
1
2
2
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
3
4
5
5
6
7
7

Fog (%)

15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
4
3
1
9
13
15
13
13
13
12
10
7
7
6
5
5
5
5
6
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
4
4
4
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

-32
-32
-32
-33
-33
-33
-32
-32
-32
-31
-30
-30
-30
-31
-31
-31
-31
-31
-31
-32
-32
-32
-33
-33

Feels Like (°C)

-34
-34
-35
-35
-35
-35
-35
-35
-34
-34
-34
-33
-33
-33
-34
-34
-34
-35
-35
-36
-36
-37
-37
-37

Dew Point (°C)

-36
-36
-36
-36
-37
-36
-36
-36
-35
-34
-34
-34
-34
-34
-34
-34
-34
-34
-34
-34
-35
-35
-35
-36

Relative Humidity (%)

65
65
65
66
66
66
66
67
67
68
69
69
70
70
71
71
71
71
71
73
72
72
73
72

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

362
358
356
353
351
358
365
372
378
384
390
387
383
380
387
395
402
398
393
389
384
379
373
378

Friday 26

Waxing Crescent 42%

12:03

00:18

Sun - Rise: 10:07, Set: 15:09, Transit: 12:38. Moon - Rise: 12:03, Set: 00:18. Civil Dark: 16:17 - 09:00. Nautical Dark: 17:20 - 07:57. Astro Dark: 18:16 - 07:01

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Yellowknife, North Slave Region, Canada (62.45,-114.37)

Generated: 20/12/25 04:36:53. Forecast: 20/12/25 to 26/12/25. Timezone: UTC-7.00