Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 10

Full Moon 100%

22:33

05:26

06 Good
07 Good
08 Good
09 OK
10 Bad
11 Bad
12 Bad
13 OK
14 Good
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 OK
04 OK
05 Bad

Sun - Rise: 05:32, Set: 22:02, Transit: 13:46. Moon - Rise: 22:33, Set: 05:26. Civil Dark: 22:49 - 04:45. Nautical Dark: 00:03 - 03:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

8
6
8
43
74
65
54
43
12
23
30
13
0
4
1
1
2
9
7
1
2
24
38
54

Low Clouds (% Sky Obscured)

0
4
8
43
55
53
43
35
12
23
30
11
0
0
0
0
0
0
0
0
0
24
38
48

Medium Clouds (% Sky Obscured)

3
3
1
3
23
15
10
7
2
0
0
0
0
2
0
0
0
2
1
0
0
0
0
15

High Clouds (% Sky Obscured)

1
1
1
2
1
0
0
0
0
1
1
8
0
1
1
1
2
9
7
1
2
2
3
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
8
9

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)

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

Chance of Frost

Temperature (°C)

14
15
17
19
20
21
21
21
22
22
21
21
21
21
20
19
17
16
16
15
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
80
74
69
65
61
59
58
58
58
58
57
57
58
62
70
81
86
89
90
90
92
92
92

Pressure (mb)

1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

329
329
330
331
332
333
333
332
332
331
330
329
329
329
329
330
331
331
332
331
330
331
330
329

Friday 11

Waning Gibbous 98%

23:00

No Set

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

Sun - Rise: 05:33, Set: 22:01, Transit: 13:46. Moon - Rise: 23:00, Set: No Set. Civil Dark: 22:48 - 04:46. Nautical Dark: 00:01 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
65
72
67
67
75
89
92
82
78
52
32
6
5
1
1
1
1
22
31
44
69
67
74

Low Clouds (% Sky Obscured)

39
5
33
44
55
66
77
70
60
51
30
24
4
3
0
0
0
0
22
31
44
69
67
70

Medium Clouds (% Sky Obscured)

40
41
44
39
29
40
28
30
16
20
16
0
0
0
0
0
0
0
0
0
0
0
1
0

High Clouds (% Sky Obscured)

1
0
2
2
2
2
8
15
21
8
6
13
2
1
1
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 (%)

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

Chance of Frost

Temperature (°C)

15
16
17
19
20
21
22
23
22
23
23
23
23
22
21
19
17
16
16
15
15
15
15
15

Feels Like (°C)

16
17
19
20
21
22
22
22
21
22
21
21
22
22
20
20
18
17
17
17
17
16
16
16

Dew Point (°C)

13
14
14
13
13
13
13
13
13
13
13
13
13
13
13
14
14
14
14
14
14
14
14
14

Relative Humidity (%)

92
87
79
70
63
59
56
54
55
54
54
52
54
56
61
70
83
89
92
92
93
92
92
92

Pressure (mb)

1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

328
328
328
329
330
330
330
331
332
333
333
334
334
336
339
340
340
339
339
340
342
347
344
344

Saturday 12

Waning Gibbous 95%

23:19

06:49

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

Sun - Rise: 05:35, Set: 22:00, Transit: 13:47. Moon - Rise: 23:19, Set: 06:49. Civil Dark: 22:47 - 04:48. Nautical Dark: 23:59 - 03:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

74
79
56
36
60
55
38
98
100
43
39
30
38
56
61
62
40
47
54
65
89
88
87
75

Low Clouds (% Sky Obscured)

66
71
45
36
50
42
31
0
0
0
0
0
7
41
33
54
40
41
49
65
65
67
61
52

Medium Clouds (% Sky Obscured)

2
2
1
1
1
2
1
1
16
26
23
15
16
15
24
11
0
10
6
22
24
30
36
25

High Clouds (% Sky Obscured)

0
5
5
0
0
7
5
98
100
9
10
4
2
3
5
3
0
3
4
0
80
80
2
4

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
0
0
0
0
0
0
0
0
0
0
0
0
3
5
4

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
6
7
7
7
8
9
11
13
13
13
14
13
13
12
10
8
7
7
6
5
5
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
82
71
59
49
42
40
40
40
42
48
53
52
60
72
85
92
92
92
93
95
93
92

Pressure (mb)

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

Ozone (du)

342
343
341
341
341
342
342
340
341
342
344
341
338
336
338
341
343
344
346
349
345
343
346
347

Sunday 13

Waning Gibbous 89%

23:34

08:13

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:36, Set: 21:59, Transit: 13:47. Moon - Rise: 23:34, Set: 08:13. Civil Dark: 22:46 - 04:49. Nautical Dark: 23:57 - 03:39. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

62
50
53
75
95
89
87
95
83
90
100
100
100
100
98
94
95
91
83
77
87
92
89
96

Low Clouds (% Sky Obscured)

43
35
40
42
44
43
41
35
24
13
2
11
20
27
41
57
71
73
71
73
73
73
73
74

Medium Clouds (% Sky Obscured)

14
2
1
33
37
33
23
36
37
43
45
50
58
52
54
56
54
45
36
28
28
29
28
52

High Clouds (% Sky Obscured)

0
0
12
27
65
53
40
28
34
64
100
100
100
100
67
33
0
0
0
0
4
5
4
5

ISS Passover

Visibility (miles)

9
9
8
5
4
7
9
2
9
8
8
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
26
45
56
57
52
50
48
43
39
10
15
15
10
15
17
17
21
19
6
11
10
5
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
6
8
8
7
7
7
7
8
9
9
10
11
8
8
6
6
5
5
5
4
3
2

Chance of Frost

Temperature (°C)

17
18
19
20
21
21
22
22
22
22
22
22
21
21
20
19
17
17
16
16
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
89
82
78
82
84
76
72
66
61
55
53
53
54
58
65
77
85
89
90
92
92
92
92

Pressure (mb)

1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

348
348
347
347
348
347
347
349
351
349
346
346
343
343
345
347
348
348
348
347
342
336
332
328

Monday 14

Waning Gibbous 80%

23:45

09:38

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

Sun - Rise: 05:37, Set: 21:58, Transit: 13:47. Moon - Rise: 23:45, Set: 09:38. Civil Dark: 22:44 - 04:51. Nautical Dark: 23:55 - 03:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
81
65
31
39
54
70
59
43
26
42
58
75
82
90
97
95

Low Clouds (% Sky Obscured)

71
71
70
69
68
57
47
32
30
30
28
36
43
51
39
31
23
15
8
4
27
49
71
69

Medium Clouds (% Sky Obscured)

59
72
82
78
80
100
92
97
66
24
0
9
15
20
2
0
1
2
12
18
22
22
20
16

High Clouds (% Sky Obscured)

0
0
33
67
100
100
100
100
67
33
1
33
54
70
59
24
7
20
32
44
50
59
64
70

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
Very Light Rain
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

Precipitation Probability (%)

32
45
67
90
95
94
80
55
45
33
7
7
4
1
6
9
11
16
20
21
26
29
30
41

Precipitation Amount (mm)

0
0
0.3
0.8
1
0.7
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
18
19
20
21
21
22
22
23
23
25
26
25
25
25
24
24
22
22
21
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

90
85
78
71
62
57
54
52
49
48
46
47
48
49
54
61
69
78
81
82
85
85
86
86

Pressure (mb)

1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014

Ozone (du)

327
327
327
328
329
329
330
329
329
329
331
326
324
323
323
321
320
319
320
322
323
324
325
325

Tuesday 15

Waning Gibbous 71%

23:56

11:01

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:38, Set: 21:57, Transit: 13:47. Moon - Rise: 23:56, Set: 11:01. Civil Dark: 22:43 - 04:52. Nautical Dark: 23:52 - 03:44. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

92
89
81
73
65
67
66
64
60
49
46
46
46
46
56
66
80
82
90
97
97
97
97
91

Low Clouds (% Sky Obscured)

66
58
57
56
52
56
56
57
53
49
42
42
42
42
46
54
58
59
60
61
63
61
59
61

Medium Clouds (% Sky Obscured)

15
11
8
5
7
5
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
13

High Clouds (% Sky Obscured)

69
74
51
25
0
0
1
2
1
1
0
3
7
10
39
66
80
82
90
97
97
97
96
68

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 (%)

44
38
40
38
35
35
33
22
19
14
4
5
4
1
4
4
1
4
4
3
10
11
7
11

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)

7
10
13
14
15
16
16
16
16
15
15
14
14
13
12
11
9
8
7
7
6
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
15
14
13
11
11
10
10
10
10
11
11
12
13
13
14
14
14
14
14
14
13

Relative Humidity (%)

86
86
85
78
71
65
60
57
53
54
54
55
58
61
65
72
78
86
87
87
87
87
86
85

Pressure (mb)

1014
1014
1015
1015
1016
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

328
331
334
339
345
350
351
353
354
349
344
339
339
340
340
338
335
333
331
330
328
326
325
324

Wednesday 16

Waning Gibbous 71%

00:07

12:25

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
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:40, Set: 21:56, Transit: 13:47. Moon - Rise: 00:07, Set: 12:25. Civil Dark: 22:42 - 04:54. Nautical Dark: 23:50 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
84
86
88
88
91
92
93
93
93
91
85
78
71
70
71
72
70
67
63

Low Clouds (% Sky Obscured)

64
66
65
63
59
60
61
62
62
61
63
61
67
65
65
65
65
59
52
46

Medium Clouds (% Sky Obscured)

26
48
53
59
60
56
51
47
39
30
24
17
11
3
3
3
3
2
2
1

High Clouds (% Sky Obscured)

36
10
5
4
12
13
14
19
20
15
10
5
4
4
4
5
5
12
19
22

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
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

12
8
14
14
6
14
13
6
11
9
4
9
7
1
2
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
74
70
64
59
56
56
56
55
55
54
54
58
63
67
70
76
82
83
85

Pressure (mb)

1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

323
322
321
319
317
314
313
311
310
309
309
309
307
306
304
303
302
301
301
300

Forecast for Castricum, Gemeente Castricum, Netherlands (52.55,4.67)

Generated: 10/07/25 06:17:23. Forecast: 10/07/25 to 16/07/25. Timezone: UTC+2.00