Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 1

Waning Gibbous 88%

22:29

09:09

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

Sun - Rise: 06:02, Set: 21:33, Transit: 13:47. Moon - Rise: 22:29, Set: 09:09. Civil Dark: 22:14 - 05:22. Nautical Dark: 23:11 - 04:26. Astro Dark: 00:34 - 03:06

Total Clouds (% Sky Obscured)

100
100
100
70
34
24
23
20
0
0
5
4
11
2
0
16
40
40
45
45
45
49
47
51

Low Clouds (% Sky Obscured)

0
3
0
1
4
15
14
12
0
0
3
3
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
62
52
22
13
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0

High Clouds (% Sky Obscured)

100
25
0
0
0
0
0
0
0
0
0
0
8
1
0
14
35
35
40
45
40
46
47
51

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
3
4
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 (%)

5
4
0
1
2
2
1
1
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)

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

Chance of Frost

Temperature (°C)

12
13
14
17
19
20
21
21
22
22
22
21
21
20
20
19
17
16
15
15
15
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
79
70
61
51
44
41
40
39
40
42
44
46
49
50
58
65
71
73
74
78
75
73
71

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019

Ozone (du)

355
364
367
366
367
361
359
360
360
360
356
349
344
342
342
339
337
335
334
334
334
334
334
334

Sunday 2

Waning Gibbous 80%

22:39

10:25

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

Sun - Rise: 06:04, Set: 21:31, Transit: 13:47. Moon - Rise: 22:39, Set: 10:25. Civil Dark: 22:12 - 05:24. Nautical Dark: 23:08 - 04:29. Astro Dark: 00:29 - 03:10

Total Clouds (% Sky Obscured)

59
77
68
100
100
13
67
73
71
21
92
98
100
65
11
14
12
53
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
5
53
8
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
3
21
3
3
4
3
0
4
0
10
0
8
11
4
3
3
4
14
24
22
20
21
37

High Clouds (% Sky Obscured)

59
77
68
100
100
12
59
72
65
17
84
96
100
55
5
10
5
48
100
100
100
100
100
100

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
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)

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

Chance of Frost

Temperature (°C)

14
15
16
18
20
22
24
25
26
26
26
26
26
25
23
22
20
20
20
19
19
19
19
18

Feels Like (°C)

12
13
14
16
18
20
23
24
25
25
26
24
23
21
20
19
18
17
17
16
16
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

70
68
62
55
47
41
35
31
28
27
27
26
28
36
42
50
54
55
53
47
48
51
50
53

Pressure (mb)

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

Ozone (du)

334
334
333
333
331
329
329
330
329
328
328
328
327
327
326
324
323
322
321
322
319
319
319
320

Monday 3

Waning Gibbous 71%

22:50

11:44

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

Sun - Rise: 06:05, Set: 21:29, Transit: 13:47. Moon - Rise: 22:50, Set: 11:44. Civil Dark: 22:10 - 05:26. Nautical Dark: 23:06 - 04:31. Astro Dark: 00:24 - 03:15

Total Clouds (% Sky Obscured)

100
100
100
100
94
94
56
55
50
11
6
76
85
78
35
84
48
48
80
100
100
72
69
69

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
19
0
19
0
3
5
2
0
0
0
0
0
5

Medium Clouds (% Sky Obscured)

79
34
62
77
31
94
34
33
30
9
5
6
22
4
18
40
24
21
60
63
53
55
62
51

High Clouds (% Sky Obscured)

100
94
100
100
81
34
1
5
3
2
2
58
77
69
13
57
31
41
62
100
100
72
69
69

ISS Passover

Visibility (miles)

9
8
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
14
2
17
4
16
24
7
6
1
0
0
0
1
9
18
25
3
10
19
14
17
19
38

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)

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

Chance of Frost

Temperature (°C)

18
18
19
20
21
23
24
26
28
29
30
31
31
30
29
27
25
24
23
22
22
22
21
21

Feels Like (°C)

16
16
17
18
20
21
23
27
29
30
30
31
30
31
30
28
25
25
24
23
23
22
22
24

Dew Point (°C)

9
9
10
11
11
10
10
10
10
11
12
14
14
14
15
16
17
17
16
17
18
18
18
19

Relative Humidity (%)

55
55
56
55
53
42
41
36
33
32
33
36
36
37
41
52
63
64
64
72
75
80
81
85

Pressure (mb)

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

Ozone (du)

321
323
325
326
326
326
327
326
325
323
322
321
321
322
322
320
318
319
320
322
324
328
327
325

Tuesday 4

Waning Gibbous 68%

23:03

13:05

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

Sun - Rise: 06:07, Set: 21:27, Transit: 13:47. Moon - Rise: 23:03, Set: 13:05. Civil Dark: 22:08 - 05:28. Nautical Dark: 23:03 - 04:34. Astro Dark: 00:19 - 03:19

Total Clouds (% Sky Obscured)

62
65
67
82
75
30
18
12
49
47
22
6
40
25
9
25
15
11
6
0
15
29
54
59

Low Clouds (% Sky Obscured)

9
14
18
24
24
17
10
3
2
1
0
0
0
0
0
0
0
0
0
0
8
15
22
25

Medium Clouds (% Sky Obscured)

37
29
20
20
16
10
5
0
0
0
4
4
40
25
4
25
8
8
4
0
6
12
35
32

High Clouds (% Sky Obscured)

62
65
61
42
19
3
4
8
42
41
17
4
0
10
5
9
14
10
5
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
5
4
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

50
60
69
76
80
65
47
15
13
5
1
1
0
0
0
0
0
0
0
0
0
0
0
2

Precipitation Amount (mm)

0
0
0.3
0.5
0.6
0.4
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
5
6
8
11
12
13
12
12
11
10
10
9
10
10
9
11
11
12
12
12

Chance of Frost

Temperature (°C)

21
21
22
23
24
26
26
26
27
26
26
25
25
24
24
22
22
21
21
21
21
21
21
20

Feels Like (°C)

23
24
25
25
26
25
27
26
26
24
24
24
24
23
23
23
21
22
23
23
22
22
21
20

Dew Point (°C)

19
18
18
16
14
13
12
12
13
14
14
14
12
11
12
14
16
18
19
18
16
16
16
16

Relative Humidity (%)

86
86
77
63
51
44
41
41
42
46
48
48
44
43
49
58
67
79
85
79
73
73
74
77

Pressure (mb)

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

Ozone (du)

322
319
318
317
315
314
312
311
311
310
309
309
309
308
307
308
309
309
310
310
309
309
308
309

Wednesday 5

Waning Gibbous 60%

23:20

14:30

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

Sun - Rise: 06:09, Set: 21:25, Transit: 13:47. Moon - Rise: 23:20, Set: 14:30. Civil Dark: 22:06 - 05:30. Nautical Dark: 23:00 - 04:36. Astro Dark: 00:15 - 03:24

Total Clouds (% Sky Obscured)

41
53
45
38
34
31
28
26
18
12
16
18
22
33
24
26
28
35
45
49
38
31
26
43

Low Clouds (% Sky Obscured)

27
48
41
31
30
28
28
26
18
12
15
9
1
0
1
2
2
2
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

9
0
0
0
0
0
0
0
0
0
0
7
14
19
7
8
9
7
7
6
8
11
10
14

High Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
16
34
47
38
28
15
16

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 (%)

2
5
5
4
4
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
11
12

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)

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

Chance of Frost

Temperature (°C)

20
20
20
21
21
22
22
22
22
23
23
23
23
22
22
21
21
20
20
20
20
20
19
19

Feels Like (°C)

20
20
19
19
21
20
21
21
21
22
23
23
23
22
22
22
22
22
21
21
20
20
20
21

Dew Point (°C)

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

Relative Humidity (%)

80
80
74
67
62
60
56
53
53
53
55
57
57
56
59
64
69
75
77
80
82
81
82
84

Pressure (mb)

1012
1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

309
309
309
309
310
311
311
312
312
311
310
310
309
310
311
311
311
312
311
311
311
312
312
312

Thursday 6

Third Quarter 49%

23:44

15:58

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

Sun - Rise: 06:10, Set: 21:24, Transit: 13:47. Moon - Rise: 23:44, Set: 15:58. Civil Dark: 22:04 - 05:32. Nautical Dark: 22:58 - 04:38. Astro Dark: 00:10 - 03:28

Total Clouds (% Sky Obscured)

59
74
67
58
50
55
64
72
76
77
78
76
74
72
63
54
42
54
61
67
76
84
93
95

Low Clouds (% Sky Obscured)

0
0
2
5
7
19
31
43
48
53
54
54
54
50
34
18
2
1
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

16
19
15
15
15
19
27
32
35
35
30
26
22
14
16
17
16
19
23
26
23
24
25
25

High Clouds (% Sky Obscured)

20
23
21
19
15
10
5
0
1
1
2
2
1
0
6
12
17
22
26
30
35
45
54
58

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
14
13
9
1
8
9
10
6
5
3
8
10
9
1
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)

11
12
13
12
12
13
14
15
15
14
13
12
11
10
8
6
5
4
3
2
2
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
80
75
69
66
65
65
64
64
63
64
64
65
63
71
78
85
86
87
86
87
89
89

Pressure (mb)

1016
1016
1017
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1020
1020
1020
1020
1020
1020

Ozone (du)

314
316
318
321
324
327
329
331
334
334
335
336
335
333
332
331
330
329
325
322
319
317
315
313

Friday 7

Waning Crescent 37%

00:20

17:26

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: 06:12, Set: 21:22, Transit: 13:47. Moon - Rise: 00:20, Set: 17:26. Civil Dark: 22:02 - 05:34. Nautical Dark: 22:55 - 04:41. Astro Dark: 00:06 - 03:32

Total Clouds (% Sky Obscured)

97
99
98
97
96
97
97
99
91
83
75
84
92
100
100
100
100
89
80
68

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
4
6
4
3
1
12
23
38
43
49
55
49
43
37

Medium Clouds (% Sky Obscured)

20
24
24
24
23
34
44
53
59
64
66
79
90
100
98
97
96
81
66
50

High Clouds (% Sky Obscured)

68
76
76
76
71
75
80
75
76
77
75
84
91
98
84
70
56
47
39
31

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
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
2
5
6
10
12
13
13
10
0
0
0
0
3
5
6
29
55
84

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
79
69
59
52
49
46
43
43
42
42
48
54
62
63
65
68
71
77

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016

Ozone (du)

311
309
307
308
310
311
313
316
318
317
317
316
318
320
322
321
321
320
320
320

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

Generated: 01/08/26 06:51:50. Forecast: 01/08/26 to 07/08/26. Timezone: UTC+2.00