Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Gibbous 66%

18:22

23:58

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 OK
15 Bad
16 OK
17 Bad
18 Bad

Sun - Rise: 06:39, Set: 20:54, Transit: 13:45. Moon - Rise: 18:22, Set: 23:58. Civil Dark: 21:31 - 06:02. Nautical Dark: 22:17 - 05:16. Astro Dark: 23:12 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
75
99
99
98
98
90
92
74
69
42
58
42
21
31
33
34
47

Low Clouds (% Sky Obscured)

16
6
3
19
24
20
14
13
17
20
31
56
85
57
58
55
35
58
42
10
29
20
20
40

Medium Clouds (% Sky Obscured)

100
100
94
64
99
100
100
69
32
53
97
96
82
51
15
13
0
0
0
1
0
0
4
2

High Clouds (% Sky Obscured)

100
100
100
100
82
98
76
7
99
88
16
32
25
53
22
3
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
6
8
7
4
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
1
1
5
11
15
33
43
60
69
67
80
69
61
51
28
32
24
9
7
19
7
22
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
17
17
17
16
16
16
15
15
15
15
15
15
16
16
17
18
19
19
19
19
19
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
65
67
67
66
67
66
67
73
79
82
80
79
78
75
71
63
58
56
53
53
54
54
58

Pressure (mb)

1012
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1016
1017
1018
1018
1019
1019
1020
1020
1020
1021
1021
1021

Ozone (du)

343
343
344
346
347
347
347
348
351
356
360
362
362
363
362
361
362
363
364
363
363
364
364
362

Saturday 22

Waxing Gibbous 75%

19:04

00:49

19 Bad
20 Bad
21 OK
22 OK
23 OK
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 OK
16 OK
17 OK
18 Good

Sun - Rise: 06:40, Set: 20:52, Transit: 13:45. Moon - Rise: 19:04, Set: 00:49. Civil Dark: 21:28 - 06:04. Nautical Dark: 22:15 - 05:18. Astro Dark: 23:08 - 04:25

Total Clouds (% Sky Obscured)

28
36
21
15
34
73
60
74
54
71
61
72
64
55
76
95
76
82
84
61
33
30
32
17

Low Clouds (% Sky Obscured)

19
34
14
13
32
73
60
74
54
71
61
72
64
55
76
87
70
79
82
43
12
12
15
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
24
15
16
16
15
11
8
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
2

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 (%)

22
19
6
18
19
20
6
2
16
5
4
6
2
3
19
7
19
19
14
1
1
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)

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

Chance of Frost

Temperature (°C)

18
17
17
16
16
16
16
16
16
16
15
16
15
16
17
17
18
18
18
18
19
19
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
61
64
65
65
66
65
65
61
57
57
56
59
61
62
60
63
59
57
57
52
51
52
52

Pressure (mb)

1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

362
362
362
362
362
362
361
359
358
357
356
357
358
355
352
349
348
347
346
345
344
343
342
342

Sunday 23

Waxing Gibbous 83%

19:04

01:52

19 Good
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 OK
12 Good
13 OK
14 Good
15 Good
16 Good
17 Bad
18 Bad

Sun - Rise: 06:42, Set: 20:50, Transit: 13:45. Moon - Rise: 19:04, Set: 01:52. Civil Dark: 21:26 - 06:05. Nautical Dark: 22:12 - 05:20. Astro Dark: 23:05 - 04:27

Total Clouds (% Sky Obscured)

10
2
0
1
2
5
6
6
3
2
1
1
1
1
1
1
23
13
23
18
16
11
61
81

Low Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
11
18
10
5
0
3
7

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

4
1
0
0
1
3
5
3
2
2
1
1
1
1
1
1
2
0
0
4
9
11
50
72

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
1
4
2
1
1
0
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
9
10
9
9

Relative Humidity (%)

53
57
60
63
66
69
71
73
74
77
79
80
80
79
72
65
59
55
49
46
44
43
42
42

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1021
1020
1020
1019

Ozone (du)

341
340
338
337
335
334
332
331
330
330
329
328
328
328
327
327
327
326
325
321
320
320
321
322

Monday 24

Waxing Gibbous 90%

19:35

03:04

19 Bad
20 OK
21 Bad
22 OK
23 OK
00 OK
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: 06:43, Set: 20:47, Transit: 13:44. Moon - Rise: 19:35, Set: 03:04. Civil Dark: 21:24 - 06:07. Nautical Dark: 22:09 - 05:22. Astro Dark: 23:02 - 04:30

Total Clouds (% Sky Obscured)

60
40
69
14
21
28
80
70
94
99
54
63
89
100
86
100
100
83
94
92
99
95
91
87

Low Clouds (% Sky Obscured)

11
7
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
57
58
43
51

Medium Clouds (% Sky Obscured)

0
1
2
4
2
1
0
1
1
2
4
7
9
11
13
15
39
31
41
45
50
48
67
52

High Clouds (% Sky Obscured)

60
40
54
5
18
28
79
70
93
99
54
63
89
100
86
100
100
83
94
92
91
91
88
80

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
7
5
4

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
17
27
40
52
58

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
19
18
16
16
15
15
12
12
12
11
12
12
12
12
14
16
17
20
21
23
22
23
24

Dew Point (°C)

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

Relative Humidity (%)

45
55
61
62
64
67
71
69
69
70
69
70
70
68
62
53
45
41
40
44
48
58
65
72

Pressure (mb)

1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012

Ozone (du)

321
320
318
317
315
314
310
311
310
310
311
312
311
312
312
311
311
311
312
313
315
317
317
316

Tuesday 25

Waxing Gibbous 95%

19:57

04:21

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: 06:45, Set: 20:45, Transit: 13:44. Moon - Rise: 19:57, Set: 04:21. Civil Dark: 21:21 - 06:09. Nautical Dark: 22:07 - 05:24. Astro Dark: 22:58 - 04:33

Total Clouds (% Sky Obscured)

91
72
66
58
56
51
57
53
56
67
89
70
76
94
93
92
95
97
100
99
98
98
90
82

Low Clouds (% Sky Obscured)

66
35
29
24
30
35
36
34
33
29
56
30
30
14
15
12
16
17
22
19
16
11
10
11

Medium Clouds (% Sky Obscured)

53
52
48
42
38
34
30
23
21
22
67
34
64
76
71
65
49
33
19
23
29
31
34
34

High Clouds (% Sky Obscured)

78
65
53
35
20
13
13
18
36
61
42
25
25
29
22
15
43
73
99
93
87
81
60
39

ISS Passover

Visibility (miles)

4
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

51
34
20
6
13
12
2
2
1
0
6
33
32
47
43
42
38
30
14
18
17
15
13
10

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
23
24
23
22
21
20
19
20
20
20
19
19
19
20
20
21
21
22
21
27
27
26
26

Dew Point (°C)

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

Relative Humidity (%)

81
84
84
86
89
90
90
88
88
86
83
82
86
85
81
79
76
67
59
53
52
50
48
52

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013

Ozone (du)

316
318
320
315
312
309
308
308
309
307
306
307
306
306
306
306
306
305
304
304
304
304
304
303

Wednesday 26

Waxing Gibbous 98%

20:14

05:38

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: 06:47, Set: 20:43, Transit: 13:44. Moon - Rise: 20:14, Set: 05:38. Civil Dark: 21:19 - 06:11. Nautical Dark: 22:04 - 05:26. Astro Dark: 22:55 - 04:35

Total Clouds (% Sky Obscured)

74
81
90
99
98
97
96
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

9
19
29
38
30
22
14
14
15
15
20
24
29
31
34
34
38
41
43
49
52
59
61
66

Medium Clouds (% Sky Obscured)

39
56
75
93
80
68
57
62
69
76
80
85
92
88
82
75
62
49
36
55
74
94
94
94

High Clouds (% Sky Obscured)

20
36
48
64
79
88
95
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
9
9
8
7
5
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain

Precipitation Probability (%)

6
6
5
1
16
23
30
32
31
31
46
55
56
57
53
44
40
33
25
32
36
39
61
77

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
4
4
5
5
5
5
6
7
9
10
10
12
11
11
11
10
10
9
8
9
11
10

Chance of Frost

Temperature (°C)

24
24
23
23
22
21
21
20
20
20
20
20
20
20
21
21
22
23
24
25
25
24
25
23

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
61
63
65
65
70
76
82
81
80
78
81
84
86
86
85
85
79
74
69
74
82
88
88

Pressure (mb)

1013
1013
1013
1013
1013
1013
1012
1012
1011
1011
1010
1010
1009
1009
1009
1008
1008
1008
1007
1006
1006
1006
1006
1006

Ozone (du)

303
302
301
300
300
299
299
299
299
299
299
299
300
301
302
303
304
304
305
305
307
308
310
316

Thursday 27

Waxing Gibbous 100%

20:27

06:56

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: 06:48, Set: 20:41, Transit: 13:43. Moon - Rise: 20:27, Set: 06:56. Civil Dark: 21:17 - 06:13. Nautical Dark: 22:01 - 05:28. Astro Dark: 22:52 - 04:38

Total Clouds (% Sky Obscured)

100
92
85
77
63
52
40
53
66
78
75
72
69
77
89
99
99
100
100

Low Clouds (% Sky Obscured)

70
68
64
58
49
46
40
53
60
72
74
70
69
69
59
56
61
66
72

Medium Clouds (% Sky Obscured)

95
81
67
54
55
52
40
53
66
75
63
49
37
52
67
80
84
88
95

High Clouds (% Sky Obscured)

93
81
64
55
49
37
23
16
11
7
10
15
21
43
63
81
85
92
100

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
7
5
3
2
2
2
2
3
3
3
3

Fog (%)

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

Precipitation Probability (%)

92
80
66
51
57
59
57
66
76
88
87
92
95
95
95
95
95
95
86

Precipitation Amount (mm)

0.8
0.5
0.3
0
0
0.2
0
0.3
0.4
0.6
0.6
0.7
0.9
0.8
0.6
0.6
0.9
0.9
0.6

Wind Speed/Direction (mph)

9
9
8
8
8
8
8
9
9
9
9
10
11
14
14
15
16
15
15

Chance of Frost

Temperature (°C)

22
21
21
20
20
19
19
19
18
18
17
17
17
17
18
19
19
20
20

Feels Like (°C)

24
23
20
19
20
20
20
20
17
17
16
16
16
16
15
16
16
16
16

Dew Point (°C)

20
19
18
18
18
17
17
17
16
16
16
16
16
16
17
18
18
18
17

Relative Humidity (%)

87
86
86
86
88
88
89
88
90
92
93
93
93
93
93
93
93
89
84

Pressure (mb)

1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008

Ozone (du)

321
327
329
331
333
337
340
344
343
342
340
339
338
336
337
338
339
338
337

Forecast for Schildersbuurt, Gemeente Den Haag, Netherlands (52.07,4.30)

Generated: 21/08/26 19:55:55. Forecast: 21/08/26 to 27/08/26. Timezone: UTC+2.00