Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waxing Crescent 36%

14:10

21:24

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 OK
21 OK
22 Good
23 Good
00 OK
01 Good
02 Good
03 OK
04 OK
05 OK
06 OK

Sun - Rise: 05:46, Set: 21:08, Transit: 13:26. Moon - Rise: 14:10, Set: 21:24. Civil Dark: 21:57 - 04:57. Nautical Dark: 23:09 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
83
87
90
98
98
97
95
82
82
59
85
72
36
30
15
18
19
9
11
14
21
23
23

Low Clouds (% Sky Obscured)

41
49
51
24
25
38
52
57
60
61
41
36
45
35
28
15
18
19
9
11
14
21
23
23

Medium Clouds (% Sky Obscured)

79
83
87
90
96
96
95
92
79
66
41
32
29
28
23
0
0
0
0
0
2
2
2
0

High Clouds (% Sky Obscured)

67
60
75
59
32
41
26
38
40
6
4
55
46
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 (%)

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 (%)

7
0
0
0
1
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)

4
4
4
4
5
5
5
5
6
4
3
4
5
4
4
4
4
4
4
5
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
71
61
53
48
42
40
41
48
52
41
34
40
48
58
63
70
75
81
87
88
90
90
91

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1001
1001
1001
1001
1000
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1000

Ozone (du)

337
337
338
338
340
340
341
342
344
344
344
340
341
344
347
349
350
350
351
351
351
350
350
350

Wednesday 19

Waxing Crescent 46%

15:44

21:26

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

Sun - Rise: 05:49, Set: 21:05, Transit: 13:26. Moon - Rise: 15:44, Set: 21:26. Civil Dark: 21:54 - 05:00. Nautical Dark: 23:05 - 03:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

17
15
8
30
30
29
28
48
45
24
0
9
7
8
10
11
3
0
3
11
55
64
64
69

Low Clouds (% Sky Obscured)

17
15
8
30
30
29
28
44
45
24
0
6
0
0
0
0
0
0
0
0
28
43
46
48

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
31
25
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
3
3
7
9
10
3
0
3
11
50
55
52
63

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
4
27
41
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
13
14
15
16
16
17
17
16
16
16
15
15
13
11
10
10
10
9
8
6
6
7

Dew Point (°C)

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

Relative Humidity (%)

84
71
60
51
43
37
35
34
32
32
34
35
39
44
55
64
69
72
77
78
78
78
77
78

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
999
999
999
999
999
1000
1000
1000
1000
1001
1001
1001
1001
1001
1001
1000
1000

Ozone (du)

351
351
352
352
354
355
353
349
347
346
344
344
344
345
347
348
349
349
348
346
343
340
340
340

Thursday 20

First Quarter 56%

17:18

21:34

07 OK
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 OK
03 OK
04 OK
05 Bad
06 OK

Sun - Rise: 05:51, Set: 21:02, Transit: 13:25. Moon - Rise: 17:18, Set: 21:34. Civil Dark: 21:51 - 05:03. Nautical Dark: 23:00 - 03:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

48
60
72
85
98
99
100
100
65
94
100
77
60
83
64
40
35
33
43
26
35
37
49
43

Low Clouds (% Sky Obscured)

31
38
38
43
48
66
59
63
56
53
20
10
10
35
16
15
15
23
35
26
35
36
49
43

Medium Clouds (% Sky Obscured)

11
17
19
29
63
62
93
100
47
80
100
77
46
63
53
40
26
30
25
1
1
0
0
0

High Clouds (% Sky Obscured)

10
11
49
62
74
85
94
100
38
84
100
46
50
47
36
5
0
3
0
2
2
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
6
8
3
5
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
4
12
24
45
56
61
75
65
37
27
24
38
43
44
19
2
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.6
0.5
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
12
14
15
15
16
15
15
16
17
17
17
16
14
12
11
10
10
10
9
9
9
10
10

Dew Point (°C)

4
5
5
5
4
3
3
7
14
16
17
16
16
14
13
11
11
11
10
10
9
9
9
9

Relative Humidity (%)

72
61
50
45
40
36
36
49
79
92
95
95
96
95
93
90
90
92
93
93
95
93
95
95

Pressure (mb)

1000
1001
1001
1000
1000
1000
1000
1001
1001
1001
1001
1001
1001
1001
1002
1002
1003
1003
1004
1004
1004
1005
1005
1005

Ozone (du)

341
341
342
344
345
347
347
347
347
347
348
348
351
351
351
352
351
350
348
348
348
349
349
349

Friday 21

Waxing Gibbous 65%

18:44

21:53

07 Bad
08 OK
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
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:54, Set: 20:59, Transit: 13:25. Moon - Rise: 18:44, Set: 21:53. Civil Dark: 21:47 - 05:05. Nautical Dark: 22:56 - 03:58. Astro Dark: N/A - 01:55

Total Clouds (% Sky Obscured)

39
38
45
67
75
82
89
96
97
99
100
92
84
73
77
84
89
80
64
62
63
59
58
50

Low Clouds (% Sky Obscured)

39
38
41
41
39
52
55
56
55
53
52
57
61
68
72
78
82
68
45
45
45
48
53
49

Medium Clouds (% Sky Obscured)

0
0
8
41
75
80
83
90
89
87
86
56
51
34
37
26
36
22
17
12
9
3
0
1

High Clouds (% Sky Obscured)

0
5
7
34
36
45
58
66
39
48
52
37
22
4
1
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
8
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 (%)

2
8
32
29
33
46
55
56
50
32
32
27
25
38
25
12
4
4
3
0
3
4
4
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
86
79
72
67
66
68
80
83
82
86
89
90
93
95
95
96
98
96
98
98
98
98
96

Pressure (mb)

1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

349
347
342
339
338
338
337
338
341
341
340
342
343
342
339
342
345
346
348
349
348
347
347
346

Saturday 22

Waxing Gibbous 74%

19:45

22:39

07 Bad
08 OK
09 OK
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
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:56, Set: 20:56, Transit: 13:25. Moon - Rise: 19:45, Set: 22:39. Civil Dark: 21:44 - 05:08. Nautical Dark: 22:51 - 04:02. Astro Dark: 00:54 - 02:11

Total Clouds (% Sky Obscured)

40
33
41
45
48
49
59
71
56
63
79
89
92
89
92
88
83
75
64
56
59
72
77
81

Low Clouds (% Sky Obscured)

40
33
41
45
43
46
51
47
45
48
51
31
16
1
1
1
1
3
5
6
13
20
27
19

Medium Clouds (% Sky Obscured)

2
2
8
12
15
15
18
46
20
24
19
24
24
31
69
71
73
71
64
56
59
64
57
52

High Clouds (% Sky Obscured)

0
0
10
21
34
27
20
13
26
35
65
67
65
55
92
88
83
75
64
56
59
72
77
81

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
5
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
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
6
9
8
14
31
56
55
54
68
53
50
40
24
3
4
3
3
1
0
0
1
1
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
16
18
18
19
20
19
18
19
19
19
18
16
15
13
13
13
12
13
12
12
11
11
12

Dew Point (°C)

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

Relative Humidity (%)

96
89
81
74
66
60
56
59
56
55
55
56
62
71
80
86
92
96
96
96
96
96
96
96

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

345
341
339
334
331
330
331
331
331
332
333
333
333
333
333
332
331
330
329
329
329
328
328
328

Sunday 23

Waxing Gibbous 82%

20:13

23:58

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 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK

Sun - Rise: 05:58, Set: 20:53, Transit: 13:24. Moon - Rise: 20:13, Set: 23:58. Civil Dark: 21:41 - 05:11. Nautical Dark: 22:47 - 04:06. Astro Dark: 00:38 - 02:22

Total Clouds (% Sky Obscured)

81
85
85
85
85
85
75
66
65
74
90
82
74
65
60
52
43
41
34
27
25
27
29
28

Low Clouds (% Sky Obscured)

10
0
1
2
3
11
16
21
25
29
29
23
18
3
3
3
3
2
1
0
3
6
9
16

Medium Clouds (% Sky Obscured)

57
56
52
48
48
56
56
60
60
60
55
61
66
65
60
52
43
41
34
27
25
27
29
28

High Clouds (% Sky Obscured)

80
70
65
65
60
50
40
30
25
15
25
37
48
58
41
22
0
0
0
0
13
25
29
27

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 (%)

5
2
5
3
4
12
14
14
14
13
10
9
6
0
1
0
0
0
0
0
0
0
0
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)

4
4
4
4
4
5
5
5
5
4
5
6
5
5
4
4
3
3
3
3
4
3
3
3

Chance of Frost

Temperature (°C)

12
14
15
17
18
20
20
20
20
20
19
19
17
16
14
14
13
12
12
11
11
11
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
82
75
65
56
48
44
40
37
41
45
50
57
64
73
76
80
87
88
92
93
93
93
93

Pressure (mb)

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

Ozone (du)

329
330
330
331
331
331
332
332
333
334
335
337
338
339
340
340
340
340
339
338
336
336
337
337

Monday 24

Waxing Gibbous 89%

20:24

01:30

07 OK
08 OK
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 OK
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:01, Set: 20:50, Transit: 13:24. Moon - Rise: 20:24, Set: 01:30. Civil Dark: 21:38 - 05:14. Nautical Dark: 22:42 - 04:10. Astro Dark: 00:26 - 02:32

Total Clouds (% Sky Obscured)

27
36
42
43
50
49
44
40
42
45
48
54
61
73
64
57
47
51
53
50

Low Clouds (% Sky Obscured)

27
36
42
43
50
49
42
36
37
36
40
44
43
41
40
42
47
50
50
50

Medium Clouds (% Sky Obscured)

27
28
37
43
50
49
44
40
42
39
37
31
27
28
26
27
26
18
11
3

High Clouds (% Sky Obscured)

16
6
20
35
50
42
27
8
27
45
48
54
50
50
37
38
39
43
42
50

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 (%)

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

Precipitation Probability (%)

4
3
15
18
13
41
51
54
50
44
40
34
26
4
12
10
1
2
2
1

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
18
17
17
18
18
19
20
19
19
19
18
19
13
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

84
75
67
59
50
44
44
42
41
44
46
49
55
59
66
69
74
77
80
81

Pressure (mb)

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

Ozone (du)

337
337
337
336
335
334
334
334
334
333
333
332
333
333
334
333
331
330
329
328

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

Generated: 18/08/26 07:24:22. Forecast: 18/08/26 to 24/08/26. Timezone: UTC+3.00