Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 23

Waxing Crescent 33%

09:45

22:11

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:42, Set: 16:37, Transit: 12:10. Moon - Rise: 09:45, Set: 22:11. Civil Dark: 17:13 - 07:06. Nautical Dark: 17:53 - 06:26. Astro Dark: 18:30 - 05:48

Total Clouds (% Sky Obscured)

100
100
99
100
99
100
100
100
100
99
100
99
99
100
100
100
99
99
99
99
98
99
98
98

Low Clouds (% Sky Obscured)

94
93
92
91
87
86
91
91
91
86
86
88
87
86
88
92
86
83
83
83
84
93
90
90

Medium Clouds (% Sky Obscured)

96
90
79
85
90
91
95
96
93
91
93
91
91
95
98
92
88
86
90
78
74
70
93
88

High Clouds (% Sky Obscured)

34
13
8
21
17
6
8
17
18
16
20
20
21
16
13
16
22
21
8
8
3
0
0
1

ISS Passover

Visibility (miles)

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

Fog (%)

13
11
9
8
6
5
3
2
2
3
2
2
1
0
0
1
2
5
7
8
8
9
9
8

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 (%)

26
26
26
23
24
24
23
22
22
24
24
19
16
14
16
13
13
17
13
8
13
4
11
4

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)

8
8
8
7
7
7
6
6
6
6
6
6
6
6
6
6
7
7
7
7
7
7
6
6

Chance of Frost

Temperature (°C)

-9
-9
-9
-9
-9
-10
-10
-10
-10
-11
-11
-11
-12
-12
-12
-12
-12
-11
-11
-10
-10
-10
-10
-11

Feels Like (°C)

-13
-14
-13
-14
-14
-14
-15
-15
-14
-15
-15
-16
-16
-16
-17
-16
-16
-16
-16
-15
-15
-15
-15
-15

Dew Point (°C)

-10
-10
-10
-10
-11
-11
-11
-11
-11
-12
-12
-13
-13
-13
-14
-14
-13
-13
-13
-12
-12
-12
-11
-12

Relative Humidity (%)

90
90
90
88
90
90
90
90
92
90
92
90
90
90
88
90
88
88
86
88
88
88
92
92

Pressure (mb)

1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020

Ozone (du)

400
401
406
410
408
404
402
403
402
402
404
408
411
407
406
407
408
412
413
413
414
416
414
412

Saturday 24

Waxing Crescent 44%

10:00

23:32

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:41, Set: 16:39, Transit: 12:10. Moon - Rise: 10:00, Set: 23:32. Civil Dark: 17:15 - 07:05. Nautical Dark: 17:54 - 06:25. Astro Dark: 18:31 - 05:47

Total Clouds (% Sky Obscured)

100
99
99
98
97
99
99
99
97
97
95
96
100
100
99
95
96
99
100
100
99
95
98
98

Low Clouds (% Sky Obscured)

91
88
85
85
90
88
80
88
84
86
86
85
88
90
89
88
85
84
89
91
91
86
89
88

Medium Clouds (% Sky Obscured)

94
86
83
77
73
90
91
92
87
82
88
91
100
99
98
90
92
96
100
65
56
53
54
55

High Clouds (% Sky Obscured)

13
15
1
0
0
0
0
0
0
0
0
0
1
1
2
4
2
40
0
0
0
5
7
50

ISS Passover

Visibility (miles)

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

Fog (%)

8
8
9
9
2
2
2
2
2
2
1
1
0
0
0
0
1
1
1
2
3
2
2
2

Precipitation Type

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

Precipitation Probability (%)

12
5
8
19
9
16
18
27
30
37
39
31
43
51
52
52
49
49
43
51
55
55
56
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-16
-15
-15
-16
-15
-15
-15
-14
-15
-15
-15
-15
-14
-14
-14
-13
-13
-12
-12
-11
-11
-12
-12

Dew Point (°C)

-12
-12
-12
-12
-12
-12
-12
-12
-12
-12
-11
-11
-11
-11
-11
-10
-10
-9
-9
-8
-8
-7
-8
-8

Relative Humidity (%)

92
92
90
92
92
92
92
92
92
92
92
92
92
92
92
92
90
90
90
90
90
94
92
92

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1020
1019

Ozone (du)

408
401
398
394
394
395
395
396
394
385
377
373
374
376
373
374
375
376
374
372
373
378
378
377

Sunday 25

Waxing Crescent 41%

10:18

00:55

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:40, Set: 16:40, Transit: 12:10. Moon - Rise: 10:18, Set: 00:55. Civil Dark: 17:16 - 07:04. Nautical Dark: 17:56 - 06:24. Astro Dark: 18:33 - 05:46

Total Clouds (% Sky Obscured)

97
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
91
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

79
93
72
32
59
29
23
26
34
32
22
23
16
17
15
12
19
32
35
38
47
56
77
78

High Clouds (% Sky Obscured)

50
29
2
1
1
64
98
86
100
80
57
31
25
15
7
54
100
100
91
75
77
81
84
73

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

63
62
43
45
44
32
33
28
21
25
23
15
18
25
22
14
6
7
14
14
7
8
16
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
8
9
9
9
9
9
10
10
9
10
11
11
11
12
12
12
12
12
12
13
13
12
12

Chance of Frost

Temperature (°C)

-7
-7
-7
-7
-7
-7
-7
-6
-6
-6
-6
-6
-6
-5
-5
-5
-5
-4
-4
-4
-4
-4
-3
-3

Feels Like (°C)

-12
-12
-12
-12
-11
-12
-12
-11
-11
-11
-11
-11
-11
-11
-11
-10
-10
-10
-9
-9
-9
-9
-9
-9

Dew Point (°C)

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

Relative Humidity (%)

92
92
94
94
94
92
92
94
94
92
94
92
94
94
94
94
96
96
96
96
96
96
96
96

Pressure (mb)

1019
1020
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1016
1016
1016
1016
1015
1015
1014
1014
1013
1013
1013
1013

Ozone (du)

375
379
382
385
384
382
379
378
373
369
369
368
366
366
365
365
363
363
363
362
361
361
362
361

Monday 26

First Quarter 56%

10:42

02:22

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:38, Set: 16:42, Transit: 12:10. Moon - Rise: 10:42, Set: 02:22. Civil Dark: 17:18 - 07:03. Nautical Dark: 17:57 - 06:23. Astro Dark: 18:34 - 05:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
98
99
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
98
95
93
92
90
89
89
89
89
91
92
94
90
87
83
84
85
86
85

Medium Clouds (% Sky Obscured)

81
86
90
95
100
100
100
100
100
100
100
87
52
24
46
26
78
92
98
97
98
99
99
98

High Clouds (% Sky Obscured)

59
39
59
82
100
80
60
39
30
20
10
21
43
52
70
80
85
84
78
66
74
82
95
85

ISS Passover

Visibility (miles)

3
3
5
2
1
7
1
1
3
1
0
0
0
3
9
9
9
6
1
2
6
6
8
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
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
23
35
41
39
47
70
84
85
88
89
75
61
51
48
46
46
42
42
40
38
35
29
18

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.5
0.5
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
12
11
12
12
11
11
11
11
11
10
11
11
10
10
10
9
9
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
96
96
98
96
98
98
100
100
98
96
98
98
100
100
100
98
96
96
96

Pressure (mb)

1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008

Ozone (du)

362
363
363
364
364
364
364
362
360
359
358
358
359
360
362
365
365
365
365
367
367
368
367
364

Tuesday 27

Waxing Gibbous 67%

11:17

03:49

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:37, Set: 16:44, Transit: 12:10. Moon - Rise: 11:17, Set: 03:49. Civil Dark: 17:19 - 07:02. Nautical Dark: 17:59 - 06:22. Astro Dark: 18:36 - 05:44

Total Clouds (% Sky Obscured)

100
100
99
97
96
97
99
100
100
100
100
100
100
100
99
99
98
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

84
83
82
82
81
87
94
100
100
100
100
100
100
100
88
89
90
93
97
100
100
100
100
100

Medium Clouds (% Sky Obscured)

73
100
99
97
96
96
83
83
91
95
82
88
87
94
95
96
96
73
50
26
30
33
37
25

High Clouds (% Sky Obscured)

74
65
48
33
18
24
21
24
56
77
98
58
45
32
67
33
0
0
0
0
0
0
4
13

ISS Passover

Visibility (miles)

9
9
9
9
9
8
7
9
9
9
9
9
7
3
1
1
0
0
0
0
0
0
0
0

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
Snow
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

21
26
26
11
3
3
6
5
5
5
3
8
14
29
44
43
43
39
32
21
15
10
2
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
8
7
7
6
6
6
5
5
4
5
4
3
3
3
3
3
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-1
-1
-1
-0
0
0
0
0
0

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-1
-1
-0
0
0
0
-0
-0

Relative Humidity (%)

96
96
96
96
96
98
96
98
98
96
98
98
98
98
98
98
100
100
100
100
98
98
98
98

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

365
366
367
367
366
365
364
363
366
367
366
366
367
369
373
377
382
387
390
394
398
402
406
410

Wednesday 28

Waxing Gibbous 78%

12:07

05:10

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:36, Set: 16:45, Transit: 12:11. Moon - Rise: 12:07, Set: 05:10. Civil Dark: 17:21 - 07:00. Nautical Dark: N/A - 06:21. Astro Dark: 18:37 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

13
1
1
0
0
14
28
42
61
81
100
100
100
100
100
86
81
82
94
100
100
100
100
100

High Clouds (% Sky Obscured)

9
0
5
12
16
22
23
20
18
16
10
10
13
17
14
11
9
40
67
90
71
59
73
88

ISS Passover

Visibility (miles)

0
0
0
3
6
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0
0

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
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

5
2
8
14
16
25
25
22
14
7
1
3
4
4
14
17
20
30
35
37
56
63
69
70

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-2
-2
-2
-2
-2
-2
-2
-2
-2

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
98
98
98
96
98
98
98
98
98
98
100
100
100
98
100
100
100
98

Pressure (mb)

1007
1007
1008
1008
1008
1008
1008
1008
1009
1009
1009
1008
1009
1009
1009
1009
1009
1010
1009
1009
1008
1008
1008
1008

Ozone (du)

409
409
409
403
397
390
390
389
388
384
380
377
379
382
384
387
389
391
389
388
386
382
379
375

Thursday 29

Waxing Gibbous 87%

13:16

06:15

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
13 Bad

Sun - Rise: 07:34, Set: 16:47, Transit: 12:11. Moon - Rise: 13:16, Set: 06:15. Civil Dark: 17:22 - 06:59. Nautical Dark: 18:00 - 06:20. Astro Dark: 18:39 - 05:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
96
95

Medium Clouds (% Sky Obscured)

99
98
97
96
94
83
72
62
61
57
57
38
27
16
19
22
25
15
9
5

High Clouds (% Sky Obscured)

97
100
99
100
96
83
63
44
40
44
46
42
29
16
10
8
6
5
6
6

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

63
58
51
43
36
29
22
9
11
11
10
15
15
14
15
16
17
34
41
46

Precipitation Amount (mm)

0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
6
6
7
8
8
9
10
10
10
9
9
9
9
9
9
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-2
-3
-2
-1
-1
-4
-4
-3
-4
-3
-2
-6
-6
-6
-6
-6

Dew Point (°C)

1
1
1
1
1
0
0
0
-1
-1
-1
-1
-2
-1
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

98
98
98
100
98
96
98
96
94
92
92
92
91
92
91
89
87
89
87
87

Pressure (mb)

1008
1008
1008
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1013
1013
1013

Ozone (du)

370
365
360
356
353
350
349
349
349
349
350
350
350
350
350
351
351
352
353
354

Forecast for Kyiv, Ukraine (50.45,30.52)

Generated: 23/01/26 18:04:20. Forecast: 23/01/26 to 29/01/26. Timezone: UTC+2.00