Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

Waxing Gibbous 80%

19:39

23:28

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: 04:46, Set: 22:13, Transit: 13:29. Moon - Rise: 19:39, Set: 23:28. Civil Dark: 23:21 - 03:40. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
73
58
58
78
70
98
95
91
97
99
98
100
96
87
98
100
95
94
92
93
63
82
100

Low Clouds (% Sky Obscured)

25
0
0
0
0
5
31
24
24
36
17
30
45
44
41
64
63
57
58
73
66
63
67
66

Medium Clouds (% Sky Obscured)

39
42
55
7
70
64
90
87
76
68
39
88
81
71
72
84
75
76
76
65
84
55
58
60

High Clouds (% Sky Obscured)

28
6
58
55
11
23
45
54
51
78
95
93
100
89
60
21
16
10
5
6
16
11
77
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

2
13
2
0
0
0
0
0
0
0
0
0
0
0
0
0
1
10
48
70
54
49
48
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
15
14
12
11
11
12
13
12
12
12
12
13
14
14
15
15
16
15
16
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

42
46
57
69
82
86
87
89
89
89
86
82
78
85
77
65
69
71
65
70
71
61
53
57

Pressure (mb)

1009
1009
1009
1009
1009
1009
1008
1008
1007
1007
1006
1006
1006
1005
1005
1005
1004
1004
1004
1004
1003
1003
1003
1003

Ozone (du)

344
343
343
344
347
347
345
343
342
341
341
340
341
340
340
340
340
340
340
339
339
338
337
335

Saturday 25

Waxing Gibbous 87%

20:57

23:55

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: 04:49, Set: 22:11, Transit: 13:29. Moon - Rise: 20:57, Set: 23:55. Civil Dark: 23:17 - 03:43. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

72
80
67
62
75
67
62
71
80
78
70
91
62
69
75
68
74
66
64
80
74
74
81
92

Medium Clouds (% Sky Obscured)

70
82
100
100
100
100
98
95
94
94
96
93
100
96
89
93
85
100
89
83
96
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
96
85
37
28
12
39
28
100
100
100
77
60
60
60
64
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

44
46
41
56
62
72
67
55
50
46
41
52
53
50
52
35
56
68
54
63
67
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.4
0.2
0
0
0
0.2
0.2
0
0.3
0
0.3
0.4
0.2
0.4
0.3
1
1.1
2.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
14
14
14
14
13
14
13
14
14
14
14
14
14
14
14
15
15
15
15
16
16
16

Dew Point (°C)

9
11
12
13
13
13
13
13
14
14
14
14
15
15
15
15
14
14
15
15
14
16
16
16

Relative Humidity (%)

62
69
77
85
87
86
87
87
90
90
92
92
95
95
95
92
87
86
92
89
81
89
92
93

Pressure (mb)

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

Ozone (du)

334
334
334
332
332
332
334
334
335
337
341
340
340
342
344
346
348
349
346
345
343
341
343
343

Sunday 26

Waxing Gibbous 93%

21:45

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: 04:51, Set: 22:08, Transit: 13:28. Moon - Rise: 21:45, Set: 00:55. Civil Dark: 23:14 - 03:46. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
98
87
90
86
79
82
88
98
94
88
96
69
75
87
90
100
98
100
99
100
100

Low Clouds (% Sky Obscured)

71
70
59
73
64
69
59
55
61
69
55
66
56
54
65
59
53
67
68
70
61
66
63
54

Medium Clouds (% Sky Obscured)

99
100
43
40
41
53
37
23
47
59
92
65
74
79
64
64
62
48
72
66
73
91
95
75

High Clouds (% Sky Obscured)

100
98
99
92
0
0
0
0
2
11
38
73
40
65
2
18
51
66
73
82
100
88
100
100

ISS Passover

Visibility (miles)

2
6
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
75
51
42
26
22
19
5
7
32
8
2
7
26
46
82
75
53
51
57
49
63
68

Precipitation Amount (mm)

2.1
0.7
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.2
0
0
0
0
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
16
16
15
17
17
17
16
16
16
14
14
15
16
17
17
16
16
16
16
16
16
15

Dew Point (°C)

16
16
16
16
16
15
15
15
14
14
14
14
14
14
15
13
10
8
8
7
8
8
8
8

Relative Humidity (%)

96
96
96
96
96
96
98
96
95
96
96
96
95
93
89
78
64
53
51
50
49
49
51
53

Pressure (mb)

1001
1001
1001
1001
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

343
345
347
349
349
350
349
349
349
349
347
347
349
349
351
350
350
348
348
348
350
351
351
350

Monday 27

Waxing Gibbous 97%

22:06

02:20

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: 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)

100
100
100
97
92
89
86
85
84
70
40
55
61
66
68
66
67
64
72
82
93
82
67
64

Low Clouds (% Sky Obscured)

52
51
55
54
53
55
35
29
19
13
7
7
34
23
24
23
22
25
45
67
68
71
58
62

Medium Clouds (% Sky Obscured)

59
90
100
96
92
86
84
65
43
29
16
2
2
1
0
0
0
0
17
31
47
34
20
8

High Clouds (% Sky Obscured)

83
66
49
43
36
30
30
35
35
40
22
50
50
45
40
40
40
40
40
40
45
50
45
48

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

Precipitation Type

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

Precipitation Probability (%)

69
63
50
55
38
14
9
5
1
0
0
1
5
4
3
7
7
7
16
17
8
15
16
20

Precipitation Amount (mm)

0.3
0.2
0
0.2
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
5
6
3
3
4
4
3
4
3
3
3
3
4
5
6
6
7
8
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
15
15
14
13
12
11
11
12
11
13
14
15
16
16
17
17
18
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

49
51
61
75
92
89
90
92
92
92
93
93
90
86
78
67
56
49
44
39
49
52
46
48

Pressure (mb)

1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1006
1006
1006
1006
1007
1007
1007
1008
1008
1009

Ozone (du)

351
351
349
351
351
352
351
354
358
359
358
359
360
360
362
363
363
364
364
365
366
365
366
366

Tuesday 28

Waxing Gibbous 100%

22:14

03:54

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

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)

57
27
3
0
0
0
0
0
0
3
6
8
8
10
10
0
1
1
7
16
23
31
37
47

Low Clouds (% Sky Obscured)

54
22
2
0
0
0
0
0
0
0
0
0
7
10
10
0
0
0
3
8
14
16
17
17

Medium Clouds (% Sky Obscured)

6
2
0
0
0
0
0
0
0
3
6
8
8
5
2
0
0
0
0
0
0
10
20
28

High Clouds (% Sky Obscured)

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

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
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 (%)

20
11
3
4
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

20
19
19
17
16
14
13
12
11
11
11
11
11
13
15
17
18
19
21
21
21
22
22
22

Feels Like (°C)

17
17
18
17
15
13
12
11
10
10
10
10
10
12
14
16
15
16
16
17
18
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

49
57
58
61
59
67
71
73
79
80
84
85
84
75
65
53
48
43
39
40
41
42
42
42

Pressure (mb)

1009
1010
1010
1011
1012
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

367
368
370
373
372
370
369
369
370
370
370
370
367
366
365
360
357
354
351
350
349
348
347
345

Wednesday 29

Full Moon 100%

22:17

05:29

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

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)

37
28
14
11
8
5
10
14
15
12
10
10
18
26
34
36
33
31
42
52
64
50
36
22

Low Clouds (% Sky Obscured)

10
6
1
1
0
0
5
9
13
12
10
10
18
18
20
20
17
14
11
11
11
8
7
6

Medium Clouds (% Sky Obscured)

33
28
14
11
8
5
5
3
1
0
0
0
10
20
29
20
11
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

6
7
8
7
4
1
0
0
0
0
0
0
0
0
0
4
7
11
18
26
33
24
15
6

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
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 (%)

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

Chance of Frost

Temperature (°C)

21
20
19
18
16
15
13
13
12
12
12
12
12
14
17
19
20
21
22
23
23
24
24
24

Feels Like (°C)

19
19
20
20
15
15
15
15
14
13
12
13
13
13
12
12
21
21
20
20
21
22
24
23

Dew Point (°C)

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

Relative Humidity (%)

43
49
56
64
72
79
86
89
89
92
89
87
86
73
64
54
48
41
36
36
37
38
40
42

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1018
1018
1018
1018
1018

Ozone (du)

344
345
346
348
349
350
352
349
345
342
341
340
339
337
336
335
332
329
327
325
324
322
323
323

Thursday 30

Waning Gibbous 98%

22:17

07:01

18 OK
19 OK
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

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)

32
42
51
53
58
60
70
82
93
91
90
89
91
93
89
86
82
82
81
84
90

Low Clouds (% Sky Obscured)

7
5
0
2
5
7
15
21
26
26
22
23
27
28
28
29
31
31
30
26
22

Medium Clouds (% Sky Obscured)

0
0
0
2
4
6
27
47
70
58
51
45
55
60
61
48
33
21
33
44
51

High Clouds (% Sky Obscured)

19
33
46
48
49
49
44
38
35
34
33
37
43
49
50
60
55
50
58
68
74

ISS Passover

Visibility (miles)

9
9
9
9
9
8
8
8
9
9
9
9
9
9
9
9
9
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

Precipitation Type

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
8
14
17
20
23
31
39
42
46
46
38
25
4
6
7
7

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

23
22
20
19
18
16
15
15
16
16
16
16
17
17
18
19
20
22
23
23
23

Feels Like (°C)

23
23
23
24
17
17
17
17
17
16
15
16
16
16
17
18
19
19
20
21
22

Dew Point (°C)

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

Relative Humidity (%)

44
51
60
70
76
81
87
89
92
93
93
93
93
93
92
93
81
72
63
65
67

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015

Ozone (du)

323
323
322
322
321
319
318
317
315
314
314
313
313
314
314
315
315
314
314
313
312

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

Generated: 24/07/26 18:20:47. Forecast: 24/07/26 to 30/07/26. Timezone: UTC+3.00