Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waxing Crescent 38%

11:25

23:03

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:58, Set: 15:59, Transit: 11:59. Moon - Rise: 11:25, Set: 23:03. Civil Dark: 16:38 - 07:19. Nautical Dark: 17:20 - 06:37. Astro Dark: 18:00 - 05:57

Total Clouds (% Sky Obscured)

100
99
100
98
98
100
100
96
92
92
100
100
100
100
99
100
100
99
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

100
96
100
93
94
100
100
96
92
92
100
100
100
100
95
100
100
99
100
100
100
100
99
99

Medium Clouds (% Sky Obscured)

32
28
28
24
0
0
0
0
0
0
0
0
0
15
36
34
28
29
39
9
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
47

ISS Passover

Visibility (miles)

5
8
0
2
3
2
3
9
9
9
9
6
4
2
1
0
0
9
9
9
0
1
2
7

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

21
25
32
33
22
19
16
11
13
13
15
18
22
22
30
27
15
4
6
8
10
7
4
11

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)

15
15
14
15
15
15
15
14
14
13
12
12
13
13
13
13
13
14
12
11
10
9
9
9

Chance of Frost

Temperature (°C)

-1
-1
-1
-0
0
0
0
0
0
0
-0
-0
-0
-0
-1
-1
-1
-1
-1
-1
-1
-1
-0
0

Feels Like (°C)

-8
-7
-6
-6
-6
-6
-6
-6
-5
-5
-5
-6
-6
-6
-6
-6
-6
-6
-6
-6
-5
-5
-5
-4

Dew Point (°C)

-3
-3
-1
-1
-2
-2
-2
-3
-3
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-2
-2
-2
-2

Relative Humidity (%)

86
86
94
92
89
86
84
81
83
84
86
86
87
86
89
92
92
86
83
84
91
91
89
87

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1015

Ozone (du)

315
316
313
309
303
304
309
315
312
312
312
311
309
311
310
306
301
299
300
300
296
294
295
297

Saturday 27

First Quarter 49%

11:38

00:22

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:58, Set: 16:00, Transit: 11:59. Moon - Rise: 11:38, Set: 00:22. Civil Dark: 16:39 - 07:19. Nautical Dark: 17:21 - 06:37. Astro Dark: 18:00 - 05:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
96
99
85
94
94
89
100
98
97
97
96
82
77

Low Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
94
85
98
76
87
88
81
88
81
83
84
87
70
66

Medium Clouds (% Sky Obscured)

46
97
52
100
91
94
92
87
100
100
100
88
84
47
14
17
24
76
60
55
80
76
17
10

High Clouds (% Sky Obscured)

15
100
100
100
20
1
58
35
4
27
79
25
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
7
9
9
4
1
9
9
9
9
0
0
0
9
5
5
8
7
0
4
1
0
1
9

Fog (%)

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

Precipitation Type

None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
None
None
None
None
Snow
None
Snow
Snow
Snow
Snow
Snow
None

Precipitation Probability (%)

9
4
11
16
19
12
16
33
70
95
95
90
33
8
24
10
35
39
47
49
48
52
49
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
1
1
0.6
0
0
0
0
0.1
0
0.1
0.2
0.2
0.2
0.2
0

Wind Speed/Direction (mph)

9
8
7
7
9
10
11
12
13
15
16
17
19
18
19
18
17
16
14
14
13
10
10
13

Chance of Frost

Temperature (°C)

0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
-0
-1
-1
-1
-1
-1
-1
-0
0

Feels Like (°C)

-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5
-6
-6
-6
-7
-7
-7
-7
-7
-7
-6
-6
-5
-5

Dew Point (°C)

-2
-2
-2
-2
-1
-1
-1
-1
-0
0
1
0
0
-3
-4
-4
-4
-3
-2
-3
-2
-2
-2
-3

Relative Humidity (%)

86
88
89
89
92
94
92
92
94
94
98
96
94
74
74
75
80
84
91
87
89
92
89
78

Pressure (mb)

1014
1013
1012
1011
1010
1008
1006
1003
1001
999
997
996
996
996
996
996
996
996
996
996
996
996
995
995

Ozone (du)

300
304
311
315
319
320
319
320
320
315
318
329
345
364
366
365
366
369
375
381
389
393
395
398

Sunday 28

Waxing Gibbous 60%

11:54

01:44

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:58, Set: 16:01, Transit: 12:00. Moon - Rise: 11:54, Set: 01:44. Civil Dark: 16:39 - 07:19. Nautical Dark: 17:21 - 06:37. Astro Dark: 18:01 - 05:58

Total Clouds (% Sky Obscured)

80
94
100
100
100
100
100
100
97
96
96
91
90
93
94
30
58
95
94
94
94
95
94
94

Low Clouds (% Sky Obscured)

73
86
83
62
94
86
87
85
86
84
81
82
81
85
77
15
42
91
88
89
89
91
88
86

Medium Clouds (% Sky Obscured)

5
25
89
100
100
100
100
77
97
96
95
89
88
69
89
30
58
59
82
79
78
74
57
63

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
18
20
25
15
5
0
2
0
8
4
0
0
0
0
0

ISS Passover

Visibility (miles)

5
9
9
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
9
9
9

Fog (%)

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

Precipitation Type

None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
17
20
43
69
51
46
49
49
56
56
55
57
63
57
42
33
26
20
21
17
20
21
24

Precipitation Amount (mm)

0
0
0
0.1
0.4
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
13
11
8
12
13
14
15
14
15
17
17
16
17
18
18
18
17
17
16
15
15
14

Chance of Frost

Temperature (°C)

0
0
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-3
-3
-3
-4
-4
-3
-2
-2
-1
-1

Feels Like (°C)

-5
-6
-6
-6
-5
-6
-6
-6
-7
-7
-8
-8
-9
-8
-9
-10
-10
-11
-10
-9
-9
-8
-7
-5

Dew Point (°C)

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

Relative Humidity (%)

77
75
77
86
96
92
92
91
91
94
94
94
94
96
94
94
91
90
89
87
86
78
75
83

Pressure (mb)

995
996
996
996
996
996
997
997
998
998
999
999
1000
1000
1000
1001
1001
1001
1001
1001
1001
1001
1001
1001

Ozone (du)

398
396
402
406
399
389
390
380
371
363
369
372
360
355
357
361
360
364
369
377
383
387
384
382

Monday 29

Waxing Gibbous 71%

12:15

03:11

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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:58, Set: 16:02, Transit: 12:00. Moon - Rise: 12:15, Set: 03:11. Civil Dark: 16:40 - 07:19. Nautical Dark: 17:22 - 06:37. Astro Dark: 18:02 - 05:58

Total Clouds (% Sky Obscured)

93
88
83
78
81
83
86
86
86
86
68
50
32
46
61
75
80
85
89
93
96
100
81
62

Low Clouds (% Sky Obscured)

83
78
72
66
68
69
70
75
81
86
68
50
32
46
61
75
77
79
81
87
94
100
76
51

Medium Clouds (% Sky Obscured)

63
52
42
31
37
41
33
16
6
0
0
0
0
4
5
46
80
85
89
93
96
98
7
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
20
21
30
2
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
1
0
0
7
9
1
2
4
9
9
9
9
9
8
1
9
5
9
9
9

Fog (%)

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

Precipitation Type

None
None
Snow
Snow
None
None
None
None
None
None
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

30
36
40
37
33
33
28
21
27
30
34
14
1
0
0
0
0
19
9
15
25
13
11
15

Precipitation Amount (mm)

0
0
0.1
0.1
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
10
12
14
14
14
14
13
12
12
13
13
11
10
8
7
7
7
6
7
8
9
10

Chance of Frost

Temperature (°C)

-1
-0
0
0
0
-0
-1
-1
-1
-1
-2
-2
-3
-3
-3
-3
-3
-4
-4
-4
-3
-3
-3
-2

Feels Like (°C)

-6
-6
-4
-5
-5
-6
-6
-6
-6
-6
-6
-8
-8
-8
-7
-6
-7
-8
-8
-8
-7
-7
-7
-6

Dew Point (°C)

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

Relative Humidity (%)

89
91
96
94
92
94
94
89
87
91
89
84
84
86
89
92
94
94
92
94
92
91
86
82

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000

Ozone (du)

375
368
364
363
359
357
353
354
354
351
351
354
357
360
366
372
377
379
384
389
390
394
398
395

Tuesday 30

Waxing Gibbous 81%

12:43

04:42

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:58, Set: 16:03, Transit: 12:01. Moon - Rise: 12:43, Set: 04:42. Civil Dark: 16:41 - 07:19. Nautical Dark: 17:23 - 06:37. Astro Dark: 18:03 - 05:58

Total Clouds (% Sky Obscured)

43
62
81
100
100
100
100
100
100
100
92
84
76
75
74
73
80
88
95
92
88
85
83
80

Low Clouds (% Sky Obscured)

27
41
55
69
71
72
73
72
71
70
67
64
61
65
69
73
64
55
45
58
71
85
78
72

Medium Clouds (% Sky Obscured)

6
62
81
67
17
24
85
100
98
100
92
84
76
67
40
12
17
21
26
24
22
20
45
71

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
3
5
7
6
4
2
1
1

ISS Passover

Visibility (miles)

9
9
8
6
9
9
9
9
9
9
9
9
6
8
6
3
1
2
2
3
4
5
7
5

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

16
21
27
10
14
17
19
22
24
26
22
17
8
17
14
5
12
14
16
14
11
2
13
20

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)

11
11
11
12
13
11
11
11
11
12
12
13
12
12
12
12
12
12
11
11
11
11
11
10

Chance of Frost

Temperature (°C)

-2
-2
-2
-2
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-4
-5
-5
-5
-5
-6
-5
-5
-4
-3

Feels Like (°C)

-6
-6
-7
-8
-8
-7
-7
-9
-9
-9
-9
-9
-9
-10
-10
-10
-11
-11
-11
-11
-11
-11
-10
-9

Dew Point (°C)

-5
-4
-4
-5
-6
-6
-6
-6
-5
-5
-5
-5
-5
-6
-6
-6
-7
-7
-7
-7
-7
-6
-6
-5

Relative Humidity (%)

81
83
86
84
76
79
82
82
84
84
82
86
87
85
87
87
87
87
87
87
87
87
87
87

Pressure (mb)

1000
1000
1000
1000
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

395
394
391
396
393
396
391
387
394
396
397
398
401
406
406
407
408
410
412
413
413
412
411
410

Wednesday 31

Waxing Gibbous 90%

No Rise

06:11

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:58, Set: 16:04, Transit: 12:01. Moon - Rise: No Rise, Set: 06:11. Civil Dark: 16:42 - 07:19. Nautical Dark: 17:24 - 06:38. Astro Dark: 18:04 - 05:58

Total Clouds (% Sky Obscured)

77
82
87
92
95
97
99
97
96
94
91
87
83
84
85
86
74
62
50
67
83
100
100
100

Low Clouds (% Sky Obscured)

65
70
74
79
76
73
69
71
72
73
76
78
80
82
84
86
74
62
50
51
53
54
36
18

Medium Clouds (% Sky Obscured)

77
82
87
92
95
97
99
97
96
94
91
87
83
84
85
83
55
28
0
26
51
81
91
96

High Clouds (% Sky Obscured)

0
2
3
7
7
4
0
0
0
0
0
0
0
0
0
0
0
0
0
6
13
20
24
28

ISS Passover

Visibility (miles)

3
1
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
4
4
4
6
7
9
9

Fog (%)

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

Precipitation Type

None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

26
36
43
49
51
52
53
52
45
34
35
34
33
28
22
16
15
13
3
3
2
0
0
0

Precipitation Amount (mm)

0
0
0.1
0.2
0.2
0.2
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
8
8
8
5
3
4
5
7
9
9
9
8
9
9
9
9
9
9
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-8
-8
-8
-8
-8
-8
-8
-8
-7
-7
-7
-7
-7
-9
-9
-9
-9
-8
-7
-10
-10
-10
-10

Dew Point (°C)

-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5
-6
-6
-6
-6
-6
-6
-7
-7
-6
-6
-6

Relative Humidity (%)

89
89
91
92
94
94
94
94
94
94
92
92
92
92
92
90
90
90
90
90
89
89
87
87

Pressure (mb)

1002
1002
1002
1001
1001
1001
1001
1001
1001
1001
1002
1003
1003
1004
1004
1004
1005
1005
1006
1006
1007
1007
1007
1007

Ozone (du)

409
408
403
397
392
396
400
404
407
411
415
415
415
416
411
406
401
407
413
419
418
418
417
420

Thursday 1

Waxing Gibbous 96%

13:26

07:29

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
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:58, Set: 16:05, Transit: 12:02. Moon - Rise: 13:26, Set: 07:29. Civil Dark: 16:43 - 07:19. Nautical Dark: 17:25 - 06:38. Astro Dark: 18:04 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
98
96
94
96
98
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

0
25
50
75
77
78
80
82
84
87
84
82
79
77
75
73
77
80
84

Medium Clouds (% Sky Obscured)

100
100
100
100
98
96
87
90
93
97
95
93
92
93
96
100
95
86
73

High Clouds (% Sky Obscured)

31
43
54
65
69
77
85
83
81
80
78
83
90
88
85
79
70
35
10

ISS Passover

Visibility (miles)

9
9
9
9
8
8
7
7
8
8
9
8
7
7
7
7
7
7
7

Fog (%)

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

Precipitation Type

None
None
None
None
None
None
Snow
None
None
None
Snow
Snow
Snow
Snow
None
Snow
None
Snow
Snow

Precipitation Probability (%)

0
8
12
16
22
28
35
31
30
29
38
43
46
40
36
35
35
39
42

Precipitation Amount (mm)

0
0
0
0
0
0
0.1
0
0
0
0.1
0.1
0.2
0.1
0
0.1
0
0.1
0.1

Wind Speed/Direction (mph)

7
7
7
7
8
9
9
9
10
9
10
9
9
9
8
9
9
9
9

Chance of Frost

Temperature (°C)

-4
-3
-3
-3
-3
-4
-3
-4
-4
-5
-5
-4
-4
-4
-4
-4
-3
-4
-4

Feels Like (°C)

-9
-9
-7
-6
-6
-6
-6
-7
-8
-8
-8
-8
-7
-7
-8
-9
-9
-9
-8

Dew Point (°C)

-5
-5
-5
-5
-4
-5
-4
-5
-5
-6
-6
-6
-5
-5
-5
-5
-5
-5
-5

Relative Humidity (%)

87
87
87
91
92
92
92
91
90
90
89
89
90
89
89
91
91
91
89

Pressure (mb)

1006
1006
1006
1005
1005
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

423
426
425
423
422
419
415
412
411
409
408
408
409
409
410
410
411
410
409

Forecast for Kyiv, Ukraine (50.45,30.52)

Generated: 26/12/25 13:09:36. Forecast: 26/12/25 to 01/01/26. Timezone: UTC+2.00