Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Gibbous 95%

20:14

04:21

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

Sun - Rise: 06:45, Set: 20:43, Transit: 13:44. Moon - Rise: 20:14, Set: 04:21. Civil Dark: 21:19 - 06:09. Nautical Dark: 22:07 - 05:24. Astro Dark: 22:58 - 04:33

Total Clouds (% Sky Obscured)

1
0
0
3
5
5
57
58
96
100
96
91
93
86
57
37
35
62
66
99
98
64
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
4
7
3
8
18
20
42
57
53
55
34
25
18

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
80
96
91
92
85
22
14
11
17
10
4
4
4
5
5

High Clouds (% Sky Obscured)

0
0
0
0
5
5
57
58
96
100
86
47
78
59
24
0
1
2
2
97
95
40
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 (%)

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
3
4
2
2
0
0
0
0
1
5
9
13
3
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
7
7
8
9
10
9
10
10
10
11
11
10
9
8
6
6
6
5
5
7
6

Chance of Frost

Temperature (°C)

19
18
17
17
16
16
15
15
15
15
15
17
18
20
22
23
24
25
26
26
25
25
24
23

Feels Like (°C)

19
19
18
18
17
16
16
14
15
13
14
15
16
18
20
23
25
27
27
26
26
25
24
23

Dew Point (°C)

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

Relative Humidity (%)

55
60
65
69
74
74
77
79
80
83
80
74
68
61
58
55
52
50
48
49
53
54
57
62

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1015
1015
1015
1014
1014
1014
1013
1013
1013
1014

Ozone (du)

327
324
320
319
318
318
316
315
314
313
313
315
316
319
321
321
318
316
314
313
313
313
313
312

Wednesday 26

Waxing Gibbous 98%

20:27

05:38

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:47, Set: 20:41, Transit: 13:44. Moon - Rise: 20:27, Set: 05:38. Civil Dark: 21:17 - 06:11. Nautical Dark: 22:04 - 05:26. Astro Dark: 22:55 - 04:35

Total Clouds (% Sky Obscured)

100
92
65
61
93
94
40
48
100
100
100
100
100
64
52
94
99
100
64
95
100
80
100
100

Low Clouds (% Sky Obscured)

42
39
2
0
0
0
0
0
6
1
18
2
2
16
2
45
42
40
36
20
12
14
11
1

Medium Clouds (% Sky Obscured)

2
9
8
18
89
82
14
48
86
77
100
96
21
9
3
5
6
8
10
15
98
80
100
100

High Clouds (% Sky Obscured)

100
64
36
30
83
78
18
10
84
100
96
100
100
41
30
30
94
100
27
47
100
11
12
3

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
12
38
68
35
4
25
30
10
0
12
4
15
17
15
14
55
70

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
21
21
20
19
19
18
18
18
17
18
19
20
21
23
25
26
27
26
25
24
23
22
21

Feels Like (°C)

22
21
21
19
19
18
18
19
18
17
17
17
19
21
23
24
25
25
25
27
24
23
22
22

Dew Point (°C)

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

Relative Humidity (%)

66
67
67
69
70
71
72
77
79
82
86
82
75
73
67
60
54
55
62
65
70
72
74
75

Pressure (mb)

1014
1014
1014
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1010

Ozone (du)

311
310
309
310
310
309
310
309
308
307
304
307
310
311
314
318
321
321
321
319
318
317
318
317

Thursday 27

Waxing Gibbous 100%

20:39

06:56

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:48, Set: 20:39, Transit: 13:43. Moon - Rise: 20:39, Set: 06:56. Civil Dark: 21:14 - 06:13. Nautical Dark: 21:59 - 05:28. Astro Dark: 22:52 - 04:38

Total Clouds (% Sky Obscured)

100
54
63
39
97
87
69
66
69
80
69
97
100
88
87
100
100
100
100
82
100
50
67
79

Low Clouds (% Sky Obscured)

27
2
19
19
37
24
25
24
22
47
55
47
61
60
52
53
51
47
38
36
34
43
24
15

Medium Clouds (% Sky Obscured)

100
54
63
9
91
87
19
13
15
10
7
8
9
10
68
86
85
86
89
78
74
37
39
37

High Clouds (% Sky Obscured)

20
0
2
1
82
10
7
2
0
80
51
97
100
15
5
100
100
100
100
38
100
15
26
36

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
6
6
7
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
2
1
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

59
17
13
16
16
22
28
17
24
72
95
95
95
81
54
64
78
40
63
70
61
33
12
28

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0.3
1.1
0.7
1.4
0.4
0
0.2
0.4
0
0.3
0.2
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
19
19
19
19
18
18
18
18
18
19
19
20
20
20
21
21
21
20
19
19
18
18

Feels Like (°C)

19
19
19
18
20
19
18
19
19
19
19
20
18
19
20
20
20
20
19
19
18
16
17
15

Dew Point (°C)

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

Relative Humidity (%)

76
75
77
78
81
81
82
83
82
83
82
76
71
69
65
65
64
61
60
68
78
86
81
78

Pressure (mb)

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

Ozone (du)

316
320
321
322
320
321
323
325
328
332
331
330
326
326
325
329
330
332
339
340
339
338
338
335

Friday 28

Full Moon 99%

20:50

08:13

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:50, Set: 20:36, Transit: 13:43. Moon - Rise: 20:50, Set: 08:13. Civil Dark: 21:12 - 06:14. Nautical Dark: 21:56 - 05:30. Astro Dark: 22:49 - 04:41

Total Clouds (% Sky Obscured)

92
89
97
100
77
62
60
54
56
89
92
96
100
97
94
90
94
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

9
22
34
46
53
48
52
38
36
31
37
34
44
46
69
73
70
67
65
75
86
95
90
84

Medium Clouds (% Sky Obscured)

23
33
97
100
30
14
10
12
13
15
13
58
85
87
86
86
93
96
95
99
46
25
25
25

High Clouds (% Sky Obscured)

45
56
82
78
39
20
0
1
2
40
60
78
100
89
76
36
78
52
65
47
25
0
0
0

ISS Passover

Visibility (miles)

8
8
5
7
7
9
8
9
9
9
9
9
9
9
9
7
4
5
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
Light Rain
Light Rain
None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

33
54
61
58
56
48
43
43
28
16
17
21
19
32
51
77
95
44
43
65
76
69
61
50

Precipitation Amount (mm)

0
0.2
0.3
0.3
0.3
0
0.2
0.2
0
0
0
0
0
0
0
0.4
1.2
0
0
0.3
0.5
0.3
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
18
18
18
18
18
18
18
18
18
18
19
19
20
20
20
19
19
18
18
18
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
73
78
80
82
82
82
82
83
85
83
82
80
75
68
69
80
89
84
83
86
89
86
86

Pressure (mb)

1008
1008
1008
1008
1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1008
1008
1007
1007
1007

Ozone (du)

336
334
327
325
325
325
326
323
318
313
310
307
305
304
302
301
300
301
303
303
306
308
311
309

Saturday 29

Waning Gibbous 96%

21:01

09:32

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:52, Set: 20:34, Transit: 13:43. Moon - Rise: 21:01, Set: 09:32. Civil Dark: 21:10 - 06:16. Nautical Dark: 21:53 - 05:32. Astro Dark: 22:46 - 04:43

Total Clouds (% Sky Obscured)

100
92
97
85
88
89
92
91
91
91
90
89
89
89
89
89
83
79
73
83
90
98
92
86

Low Clouds (% Sky Obscured)

77
73
86
77
79
84
90
56
78
79
79
80
80
62
79
81
69
50
26
32
38
41
28
19

Medium Clouds (% Sky Obscured)

20
17
14
9
9
10
10
12
15
10
13
9
8
9
8
6
9
11
15
30
48
64
74
85

High Clouds (% Sky Obscured)

0
0
0
3
5
7
32
25
20
15
15
10
15
10
10
10
20
30
35
51
74
94
88
84

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
8
9
8
8
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

37
31
43
46
45
46
43
47
47
44
45
47
41
43
34
26
27
20
8
8
4
3
11
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
17
16
18
19
19
19
19
18
17
15
14
14
15
14
12
12
11
11
10
8
7
6
5

Chance of Frost

Temperature (°C)

18
18
19
19
19
19
19
19
19
18
18
18
19
19
19
19
19
20
20
20
20
20
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
82
81
81
82
82
81
82
82
81
80
80
78
75
73
73
70
68
64
66
68
70
70

Pressure (mb)

1007
1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1008
1009
1010
1010
1010
1011
1011
1011
1011
1011
1010
1010
1010

Ozone (du)

308
308
307
307
306
307
307
307
306
306
306
305
304
304
304
304
304
304
304
304
303
302
302
303

Sunday 30

Waning Gibbous 91%

21:14

10:53

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:53, Set: 20:32, Transit: 13:42. Moon - Rise: 21:14, Set: 10:53. Civil Dark: 21:07 - 06:18. Nautical Dark: 21:51 - 05:34. Astro Dark: 22:42 - 04:46

Total Clouds (% Sky Obscured)

79
86
92
100
100
100
100
98
97
94
76
62
46
57
68
78
77
74
72
73
79
80
77
78

Low Clouds (% Sky Obscured)

8
25
39
54
56
66
75
77
79
81
63
45
27
37
50
64
68
72
72
64
58
52
43
36

Medium Clouds (% Sky Obscured)

79
86
92
100
99
98
98
89
78
67
46
24
6
5
9
9
16
8
0
13
26
38
53
70

High Clouds (% Sky Obscured)

79
86
92
100
100
100
100
92
84
76
51
28
5
11
18
35
24
18
1
16
37
55
50
55

ISS Passover

Visibility (miles)

9
9
8
7
6
5
5
4
4
5
6
6
5
5
6
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
Very Light Rain
None
None

Precipitation Probability (%)

11
42
58
79
95
95
95
95
95
95
95
80
63
66
55
41
40
40
42
35
34
45
39
34

Precipitation Amount (mm)

0
0
0
0.3
1.2
1.4
1.4
1.5
1.2
0.7
0.9
0.5
0.3
0.4
0.3
0
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

5
6
7
9
11
11
11
12
11
12
13
13
14
15
15
15
15
14
14
15
14
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
18
18
18
16
15
14
15
14
14
15
15
14
15
15
16
15
15
15
16
15
16
14

Dew Point (°C)

13
13
14
15
15
15
15
15
15
14
14
14
14
14
14
14
14
14
14
14
14
14
14
13

Relative Humidity (%)

70
71
77
82
88
89
92
92
89
83
81
78
76
75
75
75
75
75
73
71
73
77
79
76

Pressure (mb)

1009
1009
1009
1008
1007
1007
1006
1006
1006
1006
1006
1007
1008
1009
1010
1010
1011
1012
1013
1014
1014
1015
1015
1016

Ozone (du)

305
306
309
312
315
318
321
325
328
331
335
336
338
340
334
329
324
322
320
318
318
318
318
318

Monday 31

Waning Gibbous 83%

21:29

12:17

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
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
19 Bad

Sun - Rise: 06:55, Set: 20:30, Transit: 13:42. Moon - Rise: 21:29, Set: 12:17. Civil Dark: 21:05 - 06:20. Nautical Dark: 21:48 - 05:36. Astro Dark: 22:39 - 04:48

Total Clouds (% Sky Obscured)

82
88
94
100
80
63
45
57
65
76
83
91
100
99
99
97
90
81
74
72
69
61

Low Clouds (% Sky Obscured)

27
20
13
6
9
13
17
22
26
31
31
37
37
40
40
36
35
33
33
35
40
47

Medium Clouds (% Sky Obscured)

82
83
82
81
60
44
32
31
31
30
37
41
46
60
78
93
67
43
19
35
50
59

High Clouds (% Sky Obscured)

82
78
61
41
32
24
17
38
55
73
82
91
100
92
75
59
46
33
19
21
28
30

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

24
21
18
22
30
25
2
10
9
0
4
5
2
10
14
18
22
25
30
51
49
52

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
15
15
14
14
14
14
14
14
15
15
15
15
16
15
16
16
16
15
16
16

Dew Point (°C)

12
11
10
9
9
9
8
8
9
10
11
11
12
12
13
13
13
13
14
14
14
15

Relative Humidity (%)

71
68
65
62
61
61
61
60
63
65
67
66
65
65
64
65
64
66
68
69
72
76

Pressure (mb)

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

Ozone (du)

319
320
321
322
323
321
318
315
314
313
313
314
315
316
316
316
317
317
316
316
317
318

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

Generated: 25/08/26 22:36:18. Forecast: 25/08/26 to 31/08/26. Timezone: UTC+2.00