Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 28

Full Moon 100%

20:36

06:52

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 OK
20 Good
21 Good
22 Bad
23 Bad
00 Good

Sun - Rise: 06:45, Set: 20:35, Transit: 13:40. Moon - Rise: 20:36, Set: 06:52. Civil Dark: 21:11 - 06:09. Nautical Dark: 21:56 - 05:24. Astro Dark: 22:46 - 04:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
78
100
100
100
100
100
100
94
97
84
69
39
2
2
100
100
12

Low Clouds (% Sky Obscured)

58
71
51
59
45
56
54
41
41
37
36
47
50
46
59
71
71
62
5
1
0
0
3
7

Medium Clouds (% Sky Obscured)

78
82
27
44
81
55
35
33
48
60
77
100
100
100
80
75
80
69
5
2
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
98
100
44
40
100
100
100
65
77
100
69
91
68
46
34
0
2
100
100
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
7
9
5
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
50
24
34
8
4
4
1
6
4
34
83
66
68
68
59
45
22
9
3
1
1
1
0

Precipitation Amount (mm)

0.9
0
0
0
0
0
0
0
0
0
0
0.5
0
0.4
0.4
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
4
4
6
7
6
6
5
7
8
9
11
12
13
11
12
11
11
9
9
9
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
20
19
19
19
19
19
19
19
19
20
19
18
18
19
19
19
19
18
18
16
14
14

Dew Point (°C)

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

Relative Humidity (%)

95
95
96
98
98
98
98
98
95
91
80
68
59
61
71
82
86
84
84
82
81
77
76
75

Pressure (mb)

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

Ozone (du)

309
311
311
310
311
314
321
318
319
320
325
331
334
344
343
344
342
342
341
340
340
337
334
332

Saturday 29

Waning Gibbous 99%

20:46

08:10

01 Bad
02 OK
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
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:46, Set: 20:33, Transit: 13:40. Moon - Rise: 20:46, Set: 08:10. Civil Dark: 21:09 - 06:11. Nautical Dark: 21:53 - 05:26. Astro Dark: 22:43 - 04:36

Total Clouds (% Sky Obscured)

52
27
51
86
85
86
70
85
85
69
74
100
100
100
100
100
100
100
100
100
84
89
67
82

Low Clouds (% Sky Obscured)

0
9
39
79
77
83
70
73
76
45
37
28
35
48
30
65
72
86
80
86
54
27
31
69

Medium Clouds (% Sky Obscured)

0
0
12
18
21
47
46
25
14
3
2
14
70
97
100
99
100
68
25
30
26
79
28
25

High Clouds (% Sky Obscured)

52
13
1
1
1
0
0
1
20
20
22
100
100
100
100
88
40
0
57
33
63
75
67
81

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
6
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
Very Light Rain
None
None
None
Light Rain
None

Precipitation Probability (%)

0
0
3
18
33
38
39
37
28
14
10
22
26
16
29
41
36
53
61
45
35
44
64
54

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
10
12
14
15
16
16
16
14
12
12
14
14
13
14
13
14
15
16
17
17
17

Relative Humidity (%)

74
77
77
69
75
83
89
90
88
82
67
55
52
58
55
58
65
67
72
82
86
92
92
92

Pressure (mb)

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

Ozone (du)

330
327
325
323
321
320
318
315
310
306
305
304
303
302
303
304
303
308
308
308
306
305
307
306

Sunday 30

Waning Gibbous 96%

20:57

09:28

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
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:48, Set: 20:31, Transit: 13:39. Moon - Rise: 20:57, Set: 09:28. Civil Dark: 21:07 - 06:12. Nautical Dark: 21:51 - 05:28. Astro Dark: 22:40 - 04:39

Total Clouds (% Sky Obscured)

91
94
84
79
91
100
95
71
95
100
100
88
100
100
100
100
100
100
66
58
62
93
61
83

Low Clouds (% Sky Obscured)

74
77
73
73
71
75
72
56
65
67
62
51
54
68
79
74
77
29
24
18
17
45
12
30

Medium Clouds (% Sky Obscured)

29
31
14
0
18
29
25
11
20
17
3
22
0
16
33
49
45
35
25
25
25
25
22
18

High Clouds (% Sky Obscured)

0
0
0
35
35
91
53
1
56
98
100
56
100
100
100
100
100
100
61
35
19
6
19
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
9
6
8
9
9
9
9
9
9
9
8
9
8
5
9
7
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 (%)

38
14
21
25
29
38
35
35
37
33
26
25
20
18
15
15
31
45
41
48
47
12
24
15

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)

16
16
16
15
14
12
12
11
11
12
13
13
13
13
13
11
12
10
8
5
5
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
86
85
85
86
89
89
88
88
85
76
66
61
59
62
61
72
77
84
88
88
88
92

Pressure (mb)

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

Ozone (du)

304
303
303
303
302
302
302
302
301
301
301
301
301
300
300
300
302
303
306
308
309
314
324
327

Monday 31

Waning Gibbous 91%

21:10

10:49

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
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:50, Set: 20:29, Transit: 13:39. Moon - Rise: 21:10, Set: 10:49. Civil Dark: 21:04 - 06:14. Nautical Dark: 21:48 - 05:30. Astro Dark: 22:37 - 04:41

Total Clouds (% Sky Obscured)

65
68
76
100
100
100
99
100
100
100
92
75
65
57
54
55
49
57
63
74
97
100
99
98

Low Clouds (% Sky Obscured)

15
29
40
52
83
56
52
69
85
86
43
51
53
45
42
44
28
24
23
26
28
40
42
43

Medium Clouds (% Sky Obscured)

20
18
12
37
72
35
44
87
45
100
42
30
16
14
11
10
10
9
10
12
12
15
79
75

High Clouds (% Sky Obscured)

63
66
74
100
100
100
99
100
100
100
77
33
2
0
0
0
12
25
41
60
91
100
98
96

ISS Passover

Visibility (miles)

9
9
9
7
3
2
9
6
8
3
9
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
22
50
95
95
93
71
62
87
95
72
75
70
59
45
14
19
18
14
24
25
27
36
33

Precipitation Amount (mm)

0
0
0
0.8
0.9
0.7
0.2
0
0.5
1.8
0.2
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
9
9
9
11
11
13
13
14
15
15
15
15
16
16
16
16
14
13
12
11
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
90
93
93
93
95
95
92
89
92
81
72
63
58
58
58
58
63
70
74
79
79
79

Pressure (mb)

1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1013
1013
1014

Ozone (du)

327
325
325
325
325
329
329
329
330
331
333
332
331
331
326
327
325
321
317
315
314
313
311
312

Tuesday 1

Waning Gibbous 83%

21:25

12:14

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 OK
18 OK
19 Good
20 Good
21 Good
22 Good
23 OK
00 OK

Sun - Rise: 06:51, Set: 20:26, Transit: 13:39. Moon - Rise: 21:25, Set: 12:14. Civil Dark: 21:02 - 06:16. Nautical Dark: 21:45 - 05:32. Astro Dark: 22:34 - 04:44

Total Clouds (% Sky Obscured)

97
98
99
100
99
100
100
100
100
100
94
88
83
71
58
46
33
20
11
7
4
1
17
30

Low Clouds (% Sky Obscured)

40
34
18
8
13
18
20
33
32
34
35
36
36
34
34
32
27
20
11
7
4
0
0
0

Medium Clouds (% Sky Obscured)

70
25
10
77
63
75
75
98
97
96
90
84
78
54
30
5
3
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

93
96
98
100
98
100
100
40
47
45
45
40
35
24
14
2
1
1
0
1
1
1
17
30

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 (%)

17
8
3
1
2
4
6
37
38
36
43
44
40
36
32
22
19
15
2
2
3
2
5
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
86
92
93
95
96
93
90
79
72
64
55
49
43
45
46
48
55
62
70
74
79
84
84

Pressure (mb)

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

Ozone (du)

311
312
311
312
313
311
312
312
313
313
314
317
320
322
323
324
325
325
326
326
324
323
322
322

Wednesday 2

Waning Gibbous 74%

21:47

13:41

01 OK
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
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:53, Set: 20:24, Transit: 13:38. Moon - Rise: 21:47, Set: 13:41. Civil Dark: 20:59 - 06:18. Nautical Dark: 21:43 - 05:34. Astro Dark: 22:31 - 04:46

Total Clouds (% Sky Obscured)

41
62
78
97
98
99
100
100
100
100
99
98
97
79
68
53
47
42
33
38
46
51
59
70

Low Clouds (% Sky Obscured)

0
3
7
10
8
7
5
23
40
58
64
70
76
64
52
41
37
28
22
19
19
16
19
34

Medium Clouds (% Sky Obscured)

0
2
3
5
37
68
100
100
100
100
90
81
71
56
44
30
23
11
0
9
19
28
23
16

High Clouds (% Sky Obscured)

41
62
78
96
97
98
100
100
100
100
99
97
96
64
33
1
1
1
1
3
5
7
33
61

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

2
5
8
5
19
27
31
66
87
95
95
95
82
74
66
58
57
59
64
64
53
20
27
28

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
14
13
13
13
13
13
14
14
14
14
14
13
19
18
17
18
19
20
16
16
17
17

Dew Point (°C)

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

Relative Humidity (%)

84
86
87
86
87
89
89
92
92
93
93
79
65
53
52
49
47
53
60
67
72
77
80
82

Pressure (mb)

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

Ozone (du)

322
322
323
324
326
326
327
327
328
330
331
332
333
335
335
336
337
332
327
323
320
318
316
314

Thursday 3

Waning Gibbous 63%

22:18

15:08

Sun - Rise: 06:54, Set: 20:22, Transit: 13:38. Moon - Rise: 22:18, Set: 15:08. Civil Dark: 20:57 - 06:19. Nautical Dark: 21:40 - 05:36. Astro Dark: 22:27 - 04:49

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Kerkelanden, Gemeente Hilversum, Netherlands (52.22,5.15)

Generated: 28/08/26 01:35:17. Forecast: 28/08/26 to 03/09/26. Timezone: UTC+2.00