Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Gibbous 66%

17:24

23:53

01 Bad
02 Bad
03 Bad
04 Bad
05 OK
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: 06:33, Set: 20:51, Transit: 13:42. Moon - Rise: 17:24, Set: 23:53. Civil Dark: 21:28 - 05:56. Nautical Dark: 22:15 - 05:09. Astro Dark: 23:09 - 04:14

Total Clouds (% Sky Obscured)

41
39
40
45
34
41
54
59
97
97
96
99
97
95
86
96
98
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
39
40
42
33
41
45
42
28
51
84
79
60
59
48
44
54
40
50
30
7
2
2
1

Medium Clouds (% Sky Obscured)

0
0
20
5
0
0
3
50
42
40
68
96
93
91
84
92
96
98
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
1
2
2
2
2
36
44
88
79
50
90
56
39
38
60
38
93
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
5
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
15
12
17
7
11
5
7
42
69
69
69
42
31
34
28
22
16
7
0
0
0
2
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
6
7
6
5
5
4
5
6
6
7
8
7
7
9
10
9
8
8
7
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
14
14
14
14
14
14
14
14
13
13
14
13
10
9
9
10
10
11
11
11
11
11
11

Relative Humidity (%)

95
96
96
96
96
98
98
93
86
76
71
73
72
58
51
48
52
56
61
63
66
73
76
79

Pressure (mb)

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

Ozone (du)

342
342
341
340
338
338
339
339
335
335
335
336
335
336
337
337
337
342
343
345
346
347
348
348

Saturday 22

Waxing Gibbous 75%

18:20

00:44

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 Good
21 Good
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:35, Set: 20:49, Transit: 13:42. Moon - Rise: 18:20, Set: 00:44. Civil Dark: 21:25 - 05:58. Nautical Dark: 22:12 - 05:11. Astro Dark: 23:06 - 04:17

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
88
95
96
80
79
76
79
79
52
68
83
70
58
7
0
51
71
66

Low Clouds (% Sky Obscured)

2
23
25
24
21
31
56
76
79
74
73
72
71
78
52
65
62
70
58
7
0
40
66
66

Medium Clouds (% Sky Obscured)

94
76
91
73
59
74
62
64
51
26
28
18
21
16
0
15
33
0
0
0
0
15
5
0

High Clouds (% Sky Obscured)

100
100
100
100
100
95
46
50
8
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

8
13
31
28
39
52
62
61
38
21
12
21
6
5
7
15
6
17
5
5
4
7
15
8

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.6
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
82
83
84
87
90
93
90
86
79
67
56
50
48
47
44
50
51
60
61
74
79
76
71

Pressure (mb)

1014
1014
1014
1014
1015
1015
1016
1016
1017
1018
1018
1018
1018
1019
1019
1019
1020
1020
1021
1021
1022
1022
1022
1023

Ozone (du)

348
348
349
351
351
352
353
355
358
359
360
361
362
361
360
360
359
359
360
359
359
358
357
356

Sunday 23

Waxing Gibbous 83%

19:02

No Set

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 OK
20 Good
21 Good
22 Good
23 Good
00 Good

Sun - Rise: 06:36, Set: 20:46, Transit: 13:41. Moon - Rise: 19:02, Set: No Set. Civil Dark: 21:23 - 06:00. Nautical Dark: 22:09 - 05:14. Astro Dark: 23:03 - 04:20

Total Clouds (% Sky Obscured)

53
44
62
69
75
69
52
56
55
82
94
80
54
62
79
61
88
71
39
16
11
0
0
0

Low Clouds (% Sky Obscured)

53
44
62
69
75
69
52
56
55
68
81
68
37
50
72
43
81
59
35
14
8
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
36
41
33
28
25
22
25
31
26
3
2
1
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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 (%)

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 (%)

13
3
4
3
4
11
14
6
7
21
19
17
19
19
14
10
11
13
9
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
12
11
11
11
12
14
15
16
16
17
19
17
17
19
17
16
16
16
14
15
14

Dew Point (°C)

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

Relative Humidity (%)

72
76
77
72
71
69
63
65
69
66
66
64
51
44
53
58
50
59
65
68
75
79
83
83

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1025
1025
1025
1025
1025
1024
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

354
354
354
353
353
353
353
353
355
355
353
353
354
352
349
346
345
344
344
344
342
341
340
338

Monday 24

Waxing Gibbous 90%

19:32

01:48

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

Sun - Rise: 06:38, Set: 20:44, Transit: 13:41. Moon - Rise: 19:32, Set: 01:48. Civil Dark: 21:21 - 06:02. Nautical Dark: 22:07 - 05:16. Astro Dark: 22:59 - 04:23

Total Clouds (% Sky Obscured)

0
6
9
13
20
24
26
27
27
27
40
54
59
57
34
26
21
16
16
8
10
17
27
24

Low Clouds (% Sky Obscured)

0
3
6
10
16
22
26
27
26
23
33
45
58
55
33
23
18
14
9
5
2
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
1
1
1
3
2
3
2
2
2
11
21
7
4
2
1
2
1
5
1
2
6
19
24

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
1
1
0
2
1
0
2
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
3
3
2
1
1
1
3
6
6
6
6
8
9
11
10
9
9
7
9
10
11

Chance of Frost

Temperature (°C)

13
12
12
12
11
11
11
12
15
17
19
20
21
22
22
22
22
22
21
20
18
17
15
15

Feels Like (°C)

14
13
13
13
13
13
13
14
17
19
20
20
20
22
21
22
21
21
21
19
17
15
13
12

Dew Point (°C)

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

Relative Humidity (%)

86
87
89
88
92
92
93
84
75
66
60
53
46
44
42
43
50
50
49
56
61
64
69
74

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1022
1022
1021
1020
1020
1019
1019
1019
1019
1019

Ozone (du)

337
335
334
332
331
329
328
327
327
326
326
326
326
324
323
320
319
320
320
318
316
318
319
319

Tuesday 25

Waxing Gibbous 95%

19:54

03:00

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

Sun - Rise: 06:40, Set: 20:42, Transit: 13:41. Moon - Rise: 19:54, Set: 03:00. Civil Dark: 21:18 - 06:03. Nautical Dark: 22:04 - 05:18. Astro Dark: 22:56 - 04:26

Total Clouds (% Sky Obscured)

32
34
54
56
41
56
85
82
63
64
67
74
78
87
90
92
76
59
45
33
24
17
33
44

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
10
21
31
31
26
19
14
12
16
25
34

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
18
37
55
49
43
34
28
16
11
9
8
7
26
44

High Clouds (% Sky Obscured)

32
34
44
49
41
55
82
77
52
58
62
65
74
75
74
71
56
40
25
17
14
11
20
25

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
2
3
3
6
6
3
6
10
12
21
20

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)

10
10
10
9
9
9
8
9
10
11
11
12
12
12
12
11
10
9
8
8
6
5
4
5

Chance of Frost

Temperature (°C)

15
14
14
13
13
13
13
13
16
18
20
22
23
25
25
25
25
24
23
23
22
20
19
19

Feels Like (°C)

13
13
12
11
10
12
12
11
14
16
18
19
20
21
21
21
21
22
22
23
19
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

75
79
80
82
81
83
86
78
66
52
43
36
31
27
27
27
26
30
34
39
41
44
47
48

Pressure (mb)

1019
1018
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1014

Ozone (du)

319
318
315
313
312
312
313
314
314
314
314
313
313
312
311
311
311
309
308
307
306
306
306
307

Wednesday 26

Waxing Gibbous 98%

20:11

04:16

01 Bad
02 Bad
03 OK
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: 06:41, Set: 20:40, Transit: 13:41. Moon - Rise: 20:11, Set: 04:16. Civil Dark: 21:16 - 06:05. Nautical Dark: 22:01 - 05:20. Astro Dark: 22:53 - 04:28

Total Clouds (% Sky Obscured)

51
45
40
53
69
87
100
100
100
100
97
93
89
92
95
100
100
100
100
99
98
95
95
97

Low Clouds (% Sky Obscured)

42
30
16
0
2
4
6
10
14
19
26
33
32
32
27
21
16
11
6
14
21
28
32
36

Medium Clouds (% Sky Obscured)

51
45
40
45
45
51
54
67
82
98
90
82
75
73
73
70
63
56
51
48
46
43
54
56

High Clouds (% Sky Obscured)

37
39
29
18
45
73
100
100
100
100
75
52
28
52
76
100
100
100
100
98
95
93
95
97

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

Precipitation Probability (%)

13
12
9
1
7
10
13
15
17
16
24
28
23
34
27
4
14
14
10
32
42
48
46
44

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
18
16
16
15
15
15
15
18
19
20
22
23
24
24
25
25
27
28
29
23
23
23
23

Dew Point (°C)

8
8
9
11
12
13
13
14
14
14
14
15
15
16
15
15
14
15
17
18
18
19
19
19

Relative Humidity (%)

49
51
58
64
73
74
76
78
68
60
53
56
58
61
54
49
43
50
58
69
75
84
93
93

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1014

Ozone (du)

307
308
308
308
308
306
305
304
304
303
303
303
304
304
305
306
307
309
310
312
312
312
311
311

Thursday 27

Waxing Gibbous 99%

20:24

05:34

Sun - Rise: 06:43, Set: 20:38, Transit: 13:40. Moon - Rise: 20:24, Set: 05:34. Civil Dark: 21:14 - 06:07. Nautical Dark: 21:59 - 05:22. Astro Dark: 22:50 - 04:31

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: 21/08/26 01:10:35. Forecast: 21/08/26 to 27/08/26. Timezone: UTC+2.00