Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 26

Waxing Gibbous 98%

20:14

05:38

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

31
25
51
78
98
99
100
100
69
38
52
45
82
87
84
97
100
100
100
100
35
63
77
100

Low Clouds (% Sky Obscured)

16
12
21
11
4
11
12
0
0
28
48
45
33
22
3
0
4
1
0
0
0
9
17
50

Medium Clouds (% Sky Obscured)

1
0
0
0
0
1
0
4
4
31
14
3
77
4
7
4
97
93
14
12
6
10
13
86

High Clouds (% Sky Obscured)

14
25
51
62
95
99
100
100
62
25
17
6
41
86
83
96
100
100
100
100
20
63
77
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
13
70
21
6
2
11
12
9
4
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
25
25
24
22
21
20
20
19
18
18
18
18
17
17
18
19
19
20
23
25
26
27
28

Feels Like (°C)

26
25
23
23
21
20
19
18
18
17
18
17
16
16
16
17
17
18
19
22
23
26
28
27

Dew Point (°C)

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

Relative Humidity (%)

49
51
53
58
61
64
68
70
73
75
74
74
77
79
82
77
84
85
84
70
62
54
51
47

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1011
1011
1012
1010
1010
1010
1010
1009
1009
1008

Ozone (du)

315
314
314
314
313
312
312
311
312
311
310
309
311
311
309
308
306
310
314
315
319
321
320
318

Thursday 27

Waxing Gibbous 100%

20:27

06:56

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 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
100
100
100
100
100
99
76
76
92
97
82
100
93
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

55
20
25
65
60
65
23
34
29
46
35
27
31
36
34
33
37
37
32
31
35
56
81
69

Medium Clouds (% Sky Obscured)

93
100
95
100
100
100
15
76
76
33
3
2
1
22
6
27
9
90
96
100
100
95
100
100

High Clouds (% Sky Obscured)

100
100
89
100
76
100
83
16
25
30
84
33
100
93
100
100
100
100
100
100
100
100
60
80

ISS Passover

Visibility (miles)

9
9
9
3
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
9

Fog (%)

0
0
0
0
0
0
0
0
38
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

42
88
95
95
95
87
24
19
53
56
64
14
5
5
11
56
88
95
91
73
79
87
86
91

Precipitation Amount (mm)

0.3
0.4
1.5
4.6
1.3
0.6
0
0
0
0
0.4
0
0
0
0
0.4
0.9
0.9
0.5
0.3
0.3
0.5
0.4
0.6

Wind Speed/Direction (mph)

13
9
7
5
5
11
7
3
6
7
7
8
7
7
6
6
6
8
9
9
9
11
13
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
70
80
88
94
91
91
91
92
92
92
90
90
90
90
88
84
77
76
75
69
65
77
82

Pressure (mb)

1009
1008
1008
1009
1009
1010
1009
1009
1010
1009
1009
1009
1008
1008
1008
1008
1008
1008
1009
1009
1008
1008
1008
1008

Ozone (du)

316
314
314
313
314
313
317
316
315
316
317
320
320
320
324
322
321
322
322
324
332
333
339
343

Friday 28

Full Moon 99%

20:39

08:13

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:50, Set: 20:39, Transit: 13:43. Moon - Rise: 20:39, Set: 08:13. Civil Dark: 21:14 - 06:14. Nautical Dark: 21:59 - 05:30. Astro Dark: 22:49 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
100
94
80
98
91
100
86
90
77
67
68
77
86
100
100
100
100
100
98
96
94

Low Clouds (% Sky Obscured)

74
69
71
45
21
46
66
53
93
77
77
58
57
62
66
77
75
78
65
74
67
53
50
90

Medium Clouds (% Sky Obscured)

100
100
100
19
75
19
19
87
89
79
69
19
9
7
6
7
4
21
38
54
85
98
96
94

High Clouds (% Sky Obscured)

81
35
100
100
92
80
98
22
100
10
2
3
0
0
0
5
82
97
99
100
22
21
26
0

ISS Passover

Visibility (miles)

3
3
8
8
9
8
9
9
6
3
3
3
6
7
5
4
5
3
5
5
6
5
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
None
Very Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

95
92
55
66
76
61
60
39
84
92
83
77
65
55
49
54
59
59
51
56
59
44
33
34

Precipitation Amount (mm)

0.8
0.5
0
0.3
0.3
0
0
0
0.6
0.8
0.6
0.5
0.4
0.2
0
0
0.3
0.3
0
0.3
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
88
85
81
81
82
83
79
82
86
90
88
89
89
89
88
88
88
86
88
88
82
75
62

Pressure (mb)

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

Ozone (du)

343
341
339
338
339
338
337
332
325
324
323
324
325
324
319
312
307
305
303
302
301
301
301
303

Saturday 29

Waning Gibbous 96%

20:50

09:32

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:52, Set: 20:36, Transit: 13:43. Moon - Rise: 20:50, Set: 09:32. Civil Dark: 21:12 - 06:16. Nautical Dark: 21:56 - 05:32. Astro Dark: 22:46 - 04:43

Total Clouds (% Sky Obscured)

84
74
63
63
68
38
45
54
33
65
61
66
80
82
100
88
75
89
98
95
93
95
97
100

Low Clouds (% Sky Obscured)

81
74
63
62
68
36
41
29
27
31
54
56
65
60
45
45
49
52
56
29
29
22
21
23

Medium Clouds (% Sky Obscured)

84
74
63
0
4
5
4
1
0
1
3
4
3
3
2
6
11
16
17
13
10
14
18
17

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
22
1
30
3
4
21
44
100
76
67
89
91
80
72
82
91
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

41
44
37
48
45
51
55
33
25
26
29
39
40
41
39
38
38
35
31
32
37
32
30
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
62
61
66
66
67
77
84
84
80
78
80
82
85
86
85
84
78
76
71
71
74
68
70

Pressure (mb)

1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

303
303
305
305
303
302
302
302
301
301
301
301
301
301
300
299
298
298
297
297
296
297
297
297

Sunday 30

Waning Gibbous 91%

21:01

10:53

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:53, Set: 20:34, Transit: 13:42. Moon - Rise: 21:01, Set: 10:53. Civil Dark: 21:10 - 06:18. Nautical Dark: 21:53 - 05:34. Astro Dark: 22:42 - 04:46

Total Clouds (% Sky Obscured)

100
100
100
100
91
100
74
72
81
93
87
82
88
93
76
88
91
99
95
92
88
87
85
84

Low Clouds (% Sky Obscured)

24
13
7
4
2
1
12
18
30
59
75
81
50
52
58
71
73
76
83
84
84
85
85
84

Medium Clouds (% Sky Obscured)

17
97
97
26
14
17
24
24
22
55
87
77
11
89
10
2
3
5
3
2
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
91
100
74
72
81
72
40
8
40
69
76
64
58
39
31
16
5
5
4
3

ISS Passover

Visibility (miles)

7
7
9
9
9
7
9
6
8
4
4
5
3
2
4
4
4
4
4
5
6
7
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
0
0

Precipitation Type

None
None
None
None
Light Rain
Light Rain
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
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

43
33
28
27
63
64
76
54
68
95
95
95
95
95
81
94
84
84
88
95
95
90
73
42

Precipitation Amount (mm)

0
0
0
0
0.4
0.5
0.6
0
0.2
0.6
0.7
1
1.1
1.3
0.6
0.7
0.5
0.5
0.6
0.7
0.9
0.7
0.4
0

Wind Speed/Direction (mph)

13
13
11
11
10
10
10
10
9
9
10
12
16
16
17
16
18
19
20
20
19
19
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
77
75
72
71
73
81
85
86
89
89
87
86
86
85
83
82
81
79
77
74
73
72
71

Pressure (mb)

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

Ozone (du)

297
298
300
303
306
307
310
316
326
326
324
324
326
329
333
333
334
334
334
331
328
325
323
321

Monday 31

Waning Gibbous 83%

21:14

12:17

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 OK

Sun - Rise: 06:55, Set: 20:32, Transit: 13:42. Moon - Rise: 21:14, Set: 12:17. Civil Dark: 21:07 - 06:20. Nautical Dark: 21:51 - 05:36. Astro Dark: 22:39 - 04:48

Total Clouds (% Sky Obscured)

84
83
81
73
69
62
62
59
59
64
75
83
88
94
99
96
92
90
91
92
91
64
37
11

Low Clouds (% Sky Obscured)

75
64
54
44
36
29
26
23
22
25
29
32
27
20
16
20
21
24
21
21
18
12
8
5

Medium Clouds (% Sky Obscured)

2
3
5
4
3
2
1
1
6
12
13
18
33
48
61
69
75
82
84
87
89
61
33
5

High Clouds (% Sky Obscured)

21
37
54
48
38
31
30
32
37
47
61
73
82
90
98
89
83
80
71
62
53
31
14
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

34
32
41
44
43
47
52
57
64
56
41
30
26
24
27
35
33
34
29
26
26
16
8
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
15
13
12
10
8
7
6
5
5
6
6
7
8
8
9
10
11
13
13
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
13
13
13
13
13
13
13
13
13
14
14
14
14
14
14
14
14
13
12
12
13

Relative Humidity (%)

70
70
71
72
73
74
76
77
77
78
81
83
86
86
87
87
83
79
76
70
63
59
60
61

Pressure (mb)

1011
1012
1012
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

319
318
317
315
315
314
313
314
314
314
313
312
311
312
313
314
315
316
317
318
320
322
322
322

Tuesday 1

Waning Gibbous 74%

21:29

13:44

17 OK
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

Sun - Rise: 06:56, Set: 20:30, Transit: 13:42. Moon - Rise: 21:29, Set: 13:44. Civil Dark: 21:05 - 06:21. Nautical Dark: 21:48 - 05:38. Astro Dark: 22:36 - 04:51

Total Clouds (% Sky Obscured)

19
26
34
49
64
78
75
75
75
76
72
69
79
91
100
100
100
100
94
88
83

Low Clouds (% Sky Obscured)

7
9
11
26
41
55
48
37
28
16
7
0
12
24
36
36
35
32
40
42
38

Medium Clouds (% Sky Obscured)

10
16
23
28
33
39
31
22
14
14
13
9
14
14
15
24
34
43
39
26
17

High Clouds (% Sky Obscured)

2
3
5
19
35
55
70
75
75
76
72
69
76
79
83
88
94
100
94
88
83

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

19
29
37
46
54
67
55
44
31
25
20
7
47
62
69
74
71
77
71
64
52

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
67
71
76
80
82
85
81
76
72
70
68
67
66
67
67
65
63
62
61
59

Pressure (mb)

1017
1017
1017
1016
1016
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017

Ozone (du)

322
322
323
323
323
323
323
325
327
329
328
328
327
327
326
326
328
330
332
333
333

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

Generated: 26/08/26 17:22:31. Forecast: 26/08/26 to 01/09/26. Timezone: UTC+2.00