Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

Waxing Crescent 10%

09:54

21:50

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

Sun - Rise: 06:27, Set: 21:06, Transit: 13:45. Moon - Rise: 09:54, Set: 21:50. Civil Dark: 21:44 - 05:48. Nautical Dark: 22:34 - 04:59. Astro Dark: 23:34 - 04:00

Total Clouds (% Sky Obscured)

92
97
97
100
100
100
93
100
100
98
100
94
81
93
86
84
88
57
69
80
24
58
54
26

Low Clouds (% Sky Obscured)

0
11
15
19
13
35
13
11
9
10
12
13
9
12
12
17
23
22
28
21
3
7
13
9

Medium Clouds (% Sky Obscured)

51
85
90
61
23
90
74
48
31
64
94
85
62
20
20
20
18
19
14
80
14
3
3
4

High Clouds (% Sky Obscured)

92
97
97
100
100
100
79
99
100
95
100
78
40
43
35
35
35
57
26
40
3
55
46
9

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

95
95
78
38
17
23
7
5
8
10
10
6
5
1
2
1
5
0
1
0
0
0
0
0

Precipitation Amount (mm)

0.5
0.8
0.7
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)

7
7
8
8
12
10
11
10
12
13
13
13
13
13
13
11
10
8
7
6
6
6
5
5

Chance of Frost

Temperature (°C)

20
20
20
21
22
23
25
25
25
25
24
23
22
21
20
19
18
18
17
17
17
16
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
86
79
81
76
65
58
55
60
62
59
62
64
66
70
73
72
74
77
79
79
85
86
86

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

307
309
309
311
313
314
316
317
318
319
319
320
318
319
321
323
325
325
325
327
329
330
330
329

Sunday 16

Waxing Crescent 18%

11:14

22:01

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 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:28, Set: 21:04, Transit: 13:45. Moon - Rise: 11:14, Set: 22:01. Civil Dark: 21:42 - 05:50. Nautical Dark: 22:31 - 05:02. Astro Dark: 23:31 - 04:03

Total Clouds (% Sky Obscured)

79
100
95
100
100
100
97
100
100
100
100
100
100
94
98
99
100
99
100
100
100
100
90
97

Low Clouds (% Sky Obscured)

13
14
17
22
19
22
19
26
20
67
63
45
51
68
68
77
23
65
78
77
73
79
81
83

Medium Clouds (% Sky Obscured)

4
0
0
20
98
98
94
95
89
100
100
99
96
94
89
96
90
98
92
100
98
93
88
96

High Clouds (% Sky Obscured)

70
100
94
100
100
100
60
100
100
100
100
91
100
3
3
80
100
93
100
100
100
100
37
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
8
6
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
Very Light Rain
None
None

Precipitation Probability (%)

1
3
0
0
0
0
1
1
0
0
2
1
3
0
0
0
1
3
5
24
35
57
48
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
77
69
58
54
50
50
51
53
53
60
59
64
66
67
67
67
68
71
70
71
73
77
82

Pressure (mb)

1017
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

327
325
324
323
322
323
322
321
320
318
320
322
325
327
328
327
329
334
334
335
334
334
336
338

Monday 17

Waxing Crescent 27%

12:33

22:13

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 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:30, Set: 21:02, Transit: 13:45. Moon - Rise: 12:33, Set: 22:13. Civil Dark: 21:40 - 05:52. Nautical Dark: 22:28 - 05:04. Astro Dark: 23:27 - 04:06

Total Clouds (% Sky Obscured)

64
89
100
98
97
100
88
97
84
71
76
95
96
96
94
94
95
88
96
97
99
100
100
100

Low Clouds (% Sky Obscured)

33
38
74
73
75
41
56
49
30
30
48
37
22
25
28
26
22
41
77
82
86
89
90
91

Medium Clouds (% Sky Obscured)

23
53
78
70
16
10
30
24
23
18
10
33
34
88
89
88
90
77
89
93
97
100
74
64

High Clouds (% Sky Obscured)

1
70
70
63
58
100
26
61
45
21
33
71
68
72
30
5
17
20
1
30
59
95
100
98

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 (%)

6
19
15
8
14
3
4
2
8
3
1
1
0
0
0
0
0
2
12
13
22
21
37
50

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
6
7
9
9
9
11
11
12
11
11
10
9
7
5
3
2
2
3
4
5
5
5
6

Chance of Frost

Temperature (°C)

17
18
18
19
19
20
20
21
20
20
20
20
19
18
18
17
16
16
16
16
17
17
17
17

Feels Like (°C)

17
18
18
18
17
18
18
18
18
17
18
18
17
17
17
16
16
16
16
16
16
17
17
16

Dew Point (°C)

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

Relative Humidity (%)

82
78
70
65
68
62
55
53
51
52
54
57
61
66
73
76
79
82
81
77
77
81
86
86

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1014
1014
1013

Ozone (du)

338
338
339
337
334
329
325
322
320
318
315
314
311
308
305
306
305
306
306
305
303
301
303
304

Tuesday 18

Waxing Crescent 36%

13:51

22:28

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 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:32, Set: 21:00, Transit: 13:45. Moon - Rise: 13:51, Set: 22:28. Civil Dark: 21:38 - 05:54. Nautical Dark: 22:26 - 05:06. Astro Dark: 23:23 - 04:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
94
98
99
98
100
100
99
98

Low Clouds (% Sky Obscured)

86
92
95
90
96
93
91
92
92
94
93
92
81
66
49
30
32
29
26
26
23
32
79
80

Medium Clouds (% Sky Obscured)

91
100
100
80
59
99
99
91
100
100
95
88
87
83
61
82
75
93
96
91
92
88
80
72

High Clouds (% Sky Obscured)

100
100
100
99
99
98
98
98
99
100
100
100
93
100
100
100
91
91
90
94
87
85
73
71

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

66
90
95
95
95
90
82
63
46
39
32
25
23
36
51
68
74
77
78
63
58
68
70
55

Precipitation Amount (mm)

0.2
0.5
0.8
1
0.8
0.6
0.6
0.3
0
0
0
0
0
0
0.2
0.4
0.4
0.5
0.6
0.3
0.2
0.5
0.5
0.2

Wind Speed/Direction (mph)

6
8
9
11
13
12
13
12
12
13
13
11
10
9
7
6
6
6
6
6
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
81
81
83
81
77
78
85
85
81
81
81
81
82
89
91
93
93
93
93
93
92
95
95

Pressure (mb)

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

Ozone (du)

303
304
306
309
309
310
310
310
312
310
309
308
306
305
304
303
302
302
300
298
299
300
300
301

Wednesday 19

Waxing Crescent 46%

15:08

22:48

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

Sun - Rise: 06:33, Set: 20:58, Transit: 13:45. Moon - Rise: 15:08, Set: 22:48. Civil Dark: 21:35 - 05:56. Nautical Dark: 22:23 - 05:08. Astro Dark: 23:20 - 04:12

Total Clouds (% Sky Obscured)

98
98
97
97
98
99
100
86
72
73
67
67
72
41
40
42
50
58
65
48
32
17
22
26

Low Clouds (% Sky Obscured)

80
77
77
76
71
72
72
57
38
30
28
29
27
4
7
10
20
29
39
30
20
11
12
13

Medium Clouds (% Sky Obscured)

67
61
62
66
96
98
52
48
41
33
29
25
22
21
29
36
33
30
26
16
8
0
1
1

High Clouds (% Sky Obscured)

69
66
60
54
60
80
100
50
62
73
67
67
72
18
19
19
27
38
45
34
17
0
2
3

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

66
95
95
95
47
54
23
28
14
22
11
8
1
6
7
6
24
37
50
48
47
47
41
40

Precipitation Amount (mm)

0.4
1
1.5
1.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
18
18
18
18
16
17
16
14
13
12
12
12
13
13
13
14
14
14
14
14
14
14
14

Relative Humidity (%)

93
92
93
95
93
84
84
82
69
63
59
61
64
69
71
76
79
81
83
85
86
86
86
86

Pressure (mb)

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

Ozone (du)

300
300
300
300
305
306
308
313
314
317
319
320
321
323
323
324
324
327
330
334
334
334
335
337

Thursday 20

First Quarter 56%

16:22

23:16

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 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:35, Set: 20:56, Transit: 13:44. Moon - Rise: 16:22, Set: 23:16. Civil Dark: 21:33 - 05:58. Nautical Dark: 22:20 - 05:11. Astro Dark: 23:16 - 04:15

Total Clouds (% Sky Obscured)

30
37
40
46
39
36
34
49
61
78
84
89
90
87
86
84
85
86
88
88
89
90
91
92

Low Clouds (% Sky Obscured)

14
16
18
20
20
20
21
29
37
46
44
43
43
41
38
36
30
31
28
29
29
30
46
61

Medium Clouds (% Sky Obscured)

2
2
1
1
1
1
1
9
16
24
27
30
35
28
22
15
15
15
14
18
23
29
22
15

High Clouds (% Sky Obscured)

4
14
21
30
21
13
3
23
43
67
84
89
90
61
37
16
21
33
40
59
70
78
68
50

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

44
39
31
21
21
24
30
45
54
60
52
44
36
37
42
50
58
66
74
75
75
78
78
80

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0.2
0.3
0.2
0
0
0
0
0
0.2
0.3
0.5
0.5
0.5
0.6
0.5
0.6

Wind Speed/Direction (mph)

8
9
11
13
16
16
17
17
17
16
16
15
14
13
13
13
12
12
12
12
11
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
12
11
9
10
10
11
11
11
12
11
11
10
10
10
9
9
9
9
10
11
11
11

Relative Humidity (%)

83
83
71
61
52
54
55
56
58
60
62
62
63
63
62
62
61
62
63
63
68
74
78
75

Pressure (mb)

1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012

Ozone (du)

339
340
343
346
349
350
352
354
354
355
355
353
352
350
348
346
345
344
344
343
343
343
343
343

Friday 21

Waxing Gibbous 66%

17:28

23:54

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 OK
22 OK
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:37, Set: 20:53, Transit: 13:44. Moon - Rise: 17:28, Set: 23:54. Civil Dark: 21:31 - 06:00. Nautical Dark: 22:18 - 05:13. Astro Dark: 23:13 - 04:18

Total Clouds (% Sky Obscured)

91
92
93
94
89
85
81
66
51
36
37
38
35
35
30
34
47
59
65

Low Clouds (% Sky Obscured)

77
80
84
86
80
74
70
59
48
34
32
30
25
26
27
27
27
26
23

Medium Clouds (% Sky Obscured)

10
12
14
16
18
21
24
18
12
7
13
20
21
19
14
12
11
13
15

High Clouds (% Sky Obscured)

27
18
9
0
0
0
0
0
0
0
0
0
0
0
1
1
11
21
31

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

87
81
72
60
50
43
38
37
33
26
25
22
20
22
22
21
21
28
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
10
10
9
9
9
9
9
9
9
9
9
9
9
9
10
10
11
11

Relative Humidity (%)

73
69
65
61
57
55
54
53
53
53
52
54
56
58
62
66
70
74
75

Pressure (mb)

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

Ozone (du)

343
344
344
343
343
343
342
342
342
343
343
342
341
340
338
336
334
333
333

Forecast for Overveen, Gemeente Bloemendaal, Netherlands (52.39,4.61)

Generated: 15/08/26 07:05:43. Forecast: 15/08/26 to 21/08/26. Timezone: UTC+2.00