Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 97%

22:06

02:20

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
18 Bad

Sun - Rise: 04:53, Set: 22:06, Transit: 13:28. Moon - Rise: 22:06, Set: 02:20. Civil Dark: 23:11 - 03:49. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
88
96
100
100
100
100
100
100
96
97
92
68
80
83
91
96
88
92
90
87
95
95
92

Low Clouds (% Sky Obscured)

74
75
72
74
80
69
83
90
82
69
62
80
50
68
64
70
54
61
63
70
64
54
37
38

Medium Clouds (% Sky Obscured)

58
88
96
78
69
98
100
100
99
50
42
29
23
7
23
27
52
25
34
12
15
75
51
48

High Clouds (% Sky Obscured)

63
88
96
100
100
100
100
100
57
58
28
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
95
94
75
67
38
18
26
6
16
20
12
31
26
16
30
31
31
25
20
21

Precipitation Amount (mm)

0.7
1.5
2.2
1.6
0.8
0.3
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
4
3
2
3
3
4
6
5
7
7
7
7
8
10
9
10
10
9
10
11
11
10
9

Chance of Frost

Temperature (°C)

19
18
17
16
16
16
16
15
15
14
14
13
14
15
16
16
17
18
19
19
19
19
18
16

Feels Like (°C)

21
20
18
17
17
17
16
15
15
14
13
12
12
14
14
15
14
15
16
17
17
16
16
14

Dew Point (°C)

17
17
16
16
16
16
15
15
15
14
13
13
13
14
14
15
14
15
16
16
18
17
16
13

Relative Humidity (%)

88
92
93
98
100
98
98
98
98
98
98
98
95
93
90
89
79
82
85
84
91
88
86
82

Pressure (mb)

997
996
996
996
995
995
995
995
996
996
997
997
998
998
999
1000
1000
1002
1002
1003
1004
1005
1006
1007

Ozone (du)

353
352
354
355
355
355
356
358
360
364
374
375
376
376
376
377
379
379
379
378
375
373
373
374

Tuesday 28

Waxing Gibbous 100%

22:14

03:54

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

Sun - Rise: 04:56, Set: 22:04, Transit: 13:28. Moon - Rise: 22:14, Set: 03:54. Civil Dark: 23:08 - 03:53. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
73
69
25
50
54
38
37
37
36
28
21
12
16
8
11
13
26
26
83
77
32
54
57

Low Clouds (% Sky Obscured)

33
27
0
0
0
1
0
1
8
0
0
0
0
16
4
10
10
0
1
1
6
14
36
38

Medium Clouds (% Sky Obscured)

45
58
69
18
44
44
35
37
36
36
28
21
12
16
6
0
0
18
12
43
39
14
34
29

High Clouds (% Sky Obscured)

11
45
4
4
0
0
0
0
0
0
0
0
0
3
3
7
6
12
18
60
50
7
6
13

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 (%)

0
0
0
0
0
0
0
0
0
3
5
2
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 (%)

11
4
3
2
1
0
0
0
0
0
0
1
3
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

16
16
15
14
13
12
12
12
12
12
12
12
14
16
17
18
20
21
22
23
23
23
23
23

Feels Like (°C)

15
15
14
13
13
13
12
13
12
12
12
13
15
17
17
18
20
20
21
22
21
21
22
22

Dew Point (°C)

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

Relative Humidity (%)

85
81
83
93
95
93
93
93
90
90
92
89
79
69
60
51
44
40
39
39
40
40
40
42

Pressure (mb)

1007
1008
1008
1009
1010
1010
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

371
368
367
367
369
368
367
365
363
360
360
363
366
365
361
358
355
352
351
350
349
347
347
348

Wednesday 29

Full Moon 100%

22:17

05:29

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

Sun - Rise: 04:58, Set: 22:01, Transit: 13:28. Moon - Rise: 22:17, Set: 05:29. Civil Dark: 23:04 - 03:56. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

44
29
12
2
13
39
60
80
82
83
59
38
45
92
88
99
70
74
71
75
64
50
33
52

Low Clouds (% Sky Obscured)

31
5
9
1
12
21
35
54
63
71
59
38
36
78
72
84
70
68
53
64
55
41
27
26

Medium Clouds (% Sky Obscured)

22
14
4
0
0
0
0
0
0
0
0
0
0
3
0
0
10
5
30
25
19
13
9
6

High Clouds (% Sky Obscured)

8
2
2
2
2
35
35
35
35
29
2
2
26
50
50
60
15
46
40
15
11
7
6
35

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 (%)

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

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
0
5
1
0
0
0
1
1
2
2

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
5
5
5
5
4
3
3
3
2
3
3
5
6
6
7
6
6
8
9
9
10
10

Chance of Frost

Temperature (°C)

22
21
19
17
15
14
13
13
13
13
13
14
15
17
18
19
20
21
22
22
23
23
23
23

Feels Like (°C)

22
21
20
17
15
14
12
12
12
13
14
16
18
18
18
19
20
23
23
23
23
23
23
23

Dew Point (°C)

11
13
14
14
12
12
12
12
12
13
13
13
14
14
14
15
14
13
12
11
11
11
12
13

Relative Humidity (%)

49
61
73
82
86
89
93
95
95
96
96
96
90
83
77
73
69
61
53
48
47
46
48
51

Pressure (mb)

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

Ozone (du)

347
348
348
346
341
337
336
336
337
338
337
335
329
328
329
331
331
329
328
328
327
326
324
321

Thursday 30

Waning Gibbous 98%

22:17

07:01

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

Sun - Rise: 05:00, Set: 21:59, Transit: 13:28. Moon - Rise: 22:17, Set: 07:01. Civil Dark: 23:01 - 03:59. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

53
66
76
71
90
93
96
92
85
41
23
31
74
67
79
90
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

24
22
28
35
37
38
36
37
34
31
23
29
30
27
24
19
15
16
19
19
15
14
13
21

Medium Clouds (% Sky Obscured)

2
0
3
7
13
15
22
28
20
11
0
0
2
26
15
10
29
26
66
48
78
89
74
61

High Clouds (% Sky Obscured)

34
56
63
52
77
83
90
89
75
28
5
9
45
20
58
80
100
100
100
100
100
100
100
100

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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
25
22
55

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
0.3

Wind Speed/Direction (mph)

8
7
5
5
4
4
4
5
5
5
5
6
7
7
8
9
10
11
12
13
13
12
10
9

Chance of Frost

Temperature (°C)

22
21
20
19
18
17
17
17
17
17
17
18
19
20
21
22
23
24
25
26
26
25
24
23

Feels Like (°C)

21
22
20
19
19
17
18
17
18
18
19
19
20
19
21
21
22
23
24
24
24
23
23
22

Dew Point (°C)

13
15
16
17
16
15
16
16
17
16
16
16
16
16
15
15
16
17
16
15
16
16
18
16

Relative Humidity (%)

57
67
78
88
88
89
93
93
95
93
93
88
81
75
68
64
62
61
58
51
52
58
69
67

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1011
1011

Ozone (du)

319
318
319
319
320
321
320
319
319
319
317
314
312
308
309
309
309
310
310
310
308
307
309
310

Friday 31

Waning Gibbous 94%

22:17

08:31

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 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 Good
18 Good

Sun - Rise: 05:03, Set: 21:56, Transit: 13:28. Moon - Rise: 22:17, Set: 08:31. Civil Dark: 22:58 - 04:02. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
70
96
96
94
96
98
99
91
53
30
49
67
82
76
73
67
47
23
6
4

Low Clouds (% Sky Obscured)

30
41
48
52
51
50
48
40
43
51
63
58
53
30
38
37
35
32
27
23
14
7
0
1

Medium Clouds (% Sky Obscured)

100
100
100
100
33
22
14
6
6
5
3
3
1
0
13
26
40
28
16
4
3
1
0
1

High Clouds (% Sky Obscured)

100
100
100
100
70
81
67
50
50
55
50
41
19
5
20
28
30
30
25
15
4
5
2
2

ISS Passover

Visibility (miles)

3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

72
72
88
95
95
74
55
45
33
20
0
7
10
9
0
0
0
1
1
2
1
0
0
0

Precipitation Amount (mm)

0.5
0.3
0.5
0.6
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
20
19
19
18
18
17
17
16
16
16
16
17
18
19
20
21
22
22
23
23
23
22
22

Feels Like (°C)

20
20
19
19
18
19
17
16
16
15
16
16
17
19
20
20
21
21
21
21
21
22
21
20

Dew Point (°C)

18
18
18
18
18
17
17
16
15
15
15
15
15
15
14
13
12
11
10
10
9
9
9
10

Relative Humidity (%)

80
89
92
95
95
96
98
95
95
93
95
93
90
82
71
64
58
52
47
43
40
42
44
47

Pressure (mb)

1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

310
311
313
321
323
323
323
323
322
321
320
319
319
319
318
320
322
323
325
326
327
328
328
328

Saturday 1

Waning Gibbous 89%

22:17

10:00

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

Sun - Rise: 05:05, Set: 21:54, Transit: 13:28. Moon - Rise: 22:17, Set: 10:00. Civil Dark: 22:54 - 04:05. Nautical Dark: N/A - 01:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
1
8
14
20
47
76
100
83
60
40
40
40
40
45
45
45
45
40
35
28
27
25
18

Low Clouds (% Sky Obscured)

1
1
2
3
4
10
13
16
19
18
21
20
13
12
12
10
9
7
6
6
5
6
7
8

Medium Clouds (% Sky Obscured)

2
1
2
1
1
8
18
27
37
48
40
40
40
40
45
45
45
45
40
35
28
27
25
18

High Clouds (% Sky Obscured)

2
0
8
14
20
47
76
100
75
43
25
28
30
31
38
45
45
45
40
35
28
17
0
1

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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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
0
0
0
2
2
1
5
3
1
3

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)

9
7
6
6
5
4
4
4
4
3
3
3
4
6
8
9
10
11
11
11
11
11
10
10

Chance of Frost

Temperature (°C)

20
18
16
15
14
12
12
12
11
12
12
12
14
16
18
19
19
20
20
20
20
20
19
19

Feels Like (°C)

20
20
21
14
14
14
13
12
11
11
11
11
12
12
13
19
18
17
18
19
19
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

50
54
59
66
74
84
86
88
92
92
90
90
78
67
58
51
45
40
41
42
43
45
48
51

Pressure (mb)

1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

327
326
325
326
327
327
334
340
347
347
347
347
348
348
349
350
351
352
352
352
352
351
351
350

Sunday 2

Waning Gibbous 81%

22:16

11:30

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

Sun - Rise: 05:08, Set: 21:51, Transit: 13:28. Moon - Rise: 22:16, Set: 11:30. Civil Dark: 22:51 - 04:09. Nautical Dark: 00:59 - 02:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

11
5
10
15
22
26
33
42
41
39
34
29
21
18
21
22
21
26
29
28

Low Clouds (% Sky Obscured)

7
3
10
15
22
23
25
31
33
35
32
29
21
18
21
22
21
26
29
28

Medium Clouds (% Sky Obscured)

11
0
0
0
0
0
1
2
5
9
13
18
18
18
17
17
15
16
16
18

High Clouds (% Sky Obscured)

1
2
2
2
2
1
1
0
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

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

4
4
23
45
9
18
21
21
21
17
5
9
7
1
7
15
25
18
9
3

Precipitation Amount (mm)

0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
8
7
6
6
5
5
5
5
5
5
5
6
8
9
9
10
11
12
12

Chance of Frost

Temperature (°C)

18
17
16
15
14
13
13
13
13
13
13
13
14
16
18
19
19
20
20
21

Feels Like (°C)

17
17
17
13
13
14
13
12
11
13
13
13
13
13
13
18
18
18
18
19

Dew Point (°C)

9
10
11
11
11
11
10
8
8
8
8
8
9
10
10
9
9
8
8
8

Relative Humidity (%)

58
66
75
79
83
86
79
72
68
70
72
75
69
65
60
54
49
45
44
44

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

349
347
346
346
346
346
347
347
348
352
356
360
359
359
359
357
356
354
355
356

Forecast for Vols, Helsinki, Finland (60.17,24.39)

Generated: 27/07/26 19:06:24. Forecast: 27/07/26 to 02/08/26. Timezone: UTC+3.00