Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 95%

23:15

08:12

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

Sun - Rise: 05:34, Set: 21:55, Transit: 13:44. Moon - Rise: 23:15, Set: 08:12. Civil Dark: 22:41 - 04:48. Nautical Dark: 23:51 - 03:39. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

75
86
87
92
21
93
88
84
88
58
47
64
66
33
80
52
22
41
49
87
79
66
69
91

Low Clouds (% Sky Obscured)

47
30
1
0
0
0
0
10
4
7
8
53
62
29
60
44
22
41
49
42
35
51
55
54

Medium Clouds (% Sky Obscured)

1
2
2
0
4
24
20
69
56
34
29
19
27
0
20
0
0
0
0
27
18
7
17
28

High Clouds (% Sky Obscured)

75
86
87
92
10
93
87
7
10
2
0
0
0
0
0
26
22
5
14
24
0
0
1
15

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
1
10
9
11
10
5
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
55
48
42
38
37
38
42
46
49
60
71
72
72
86
93
93
90
90
89
87
89
83
73

Pressure (mb)

1016
1016
1015
1015
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011

Ozone (du)

333
331
333
334
332
332
333
334
334
338
340
339
340
341
338
336
338
340
340
340
341
340
340
339

Sunday 13

Waning Gibbous 89%

23:30

09:36

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:35, Set: 21:54, Transit: 13:44. Moon - Rise: 23:30, Set: 09:36. Civil Dark: 22:40 - 04:49. Nautical Dark: 23:49 - 03:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
75
92
97
81
83
80
89
72
70
83
62
35
87
95
100
98
94
100
100
100
100
100
84

Low Clouds (% Sky Obscured)

48
50
62
48
43
55
49
52
37
32
33
2
0
0
16
40
64
77
44
37
52
43
46
35

Medium Clouds (% Sky Obscured)

29
25
81
90
63
54
57
60
50
50
61
51
35
37
73
91
78
90
71
42
79
82
100
56

High Clouds (% Sky Obscured)

15
14
21
27
15
36
36
35
40
30
35
20
15
75
90
99
86
7
92
74
98
100
100
60

ISS Passover

Visibility (miles)

9
9
6
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
6
14
18
20
56
0
0

Precipitation Type

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

Precipitation Probability (%)

25
40
41
62
38
50
49
59
46
34
6
0
0
0
0
0
1
4
12
7
2
2
0
2

Precipitation Amount (mm)

0
0
0
0.3
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
6
7
7
8
9
8
7
7
6
5
5
4
3
4
4
1
1
3
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
61
59
55
53
50
52
53
55
58
64
74
84
88
85
90
92
87
86
86
89
82
76
69

Pressure (mb)

1011
1011
1011
1011
1011
1010
1011
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

338
339
340
340
338
334
331
331
331
332
333
332
333
333
334
335
332
332
332
333
333
333
333
333

Monday 14

Waning Gibbous 80%

23:42

No Set

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

Sun - Rise: 05:36, Set: 21:53, Transit: 13:44. Moon - Rise: 23:42, Set: No Set. Civil Dark: 22:39 - 04:51. Nautical Dark: 23:47 - 03:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
72
60
72
84
83
40
60
36
25
100
76
100
100
94
96
100
100
100
72
41
47
48
60

Low Clouds (% Sky Obscured)

39
42
43
15
81
71
40
25
14
0
0
0
0
0
1
15
41
33
50
41
40
40
42
45

Medium Clouds (% Sky Obscured)

55
41
21
37
29
42
5
15
0
6
9
45
100
100
94
96
100
99
100
35
3
8
8
14

High Clouds (% Sky Obscured)

76
0
0
0
0
0
0
10
10
10
100
74
100
42
33
43
100
48
100
0
0
0
2
26

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
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
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

6
6
7
19
28
37
22
3
0
0
0
0
0
0
0
5
45
73
48
26
17
21
35
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
6
7
8
8
14
14
16
15
13
13
11
11
11
11
13
12
9
10
10
9
10
10

Chance of Frost

Temperature (°C)

22
23
24
26
26
26
24
25
25
24
23
21
19
19
18
18
18
17
17
16
15
15
16
17

Feels Like (°C)

22
24
26
27
27
25
22
23
21
20
19
18
16
15
15
15
14
14
15
13
14
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

62
54
49
42
38
47
60
45
46
49
47
60
61
54
52
57
53
79
93
92
95
95
89
78

Pressure (mb)

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

Ozone (du)

330
330
328
327
325
325
325
326
326
329
330
331
333
330
329
328
329
329
335
344
357
360
355
354

Tuesday 15

Waning Gibbous 71%

23:53

10:59

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:37, Set: 21:52, Transit: 13:44. Moon - Rise: 23:53, Set: 10:59. Civil Dark: 22:37 - 04:52. Nautical Dark: 23:45 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

72
73
73
78
86
93
97
100
99
100
100
100
100
100
100
100
95
91
88
77
66
58
47
58

Low Clouds (% Sky Obscured)

46
50
51
50
49
45
36
54
56
60
60
58
61
61
65
67
61
60
57
54
53
49
47
56

Medium Clouds (% Sky Obscured)

59
54
53
55
77
89
93
94
90
92
95
97
100
100
99
94
92
89
68
68
50
35
1
0

High Clouds (% Sky Obscured)

55
57
4
5
14
20
32
47
57
66
85
93
97
94
94
92
61
31
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
5
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

37
19
3
4
12
15
19
22
24
23
24
28
29
43
53
57
69
95
79
90
66
58
40
24

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
1.1
0.4
0.6
0.2
0
0
0

Wind Speed/Direction (mph)

10
12
13
15
16
16
15
15
13
13
12
10
10
10
10
11
11
10
10
8
7
7
8
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
16
16
16
15
15
15
15
15
15
14
14
13
13
12
12
12
11
11
12
13
13
14

Dew Point (°C)

12
11
7
5
5
4
3
4
6
7
8
9
9
8
11
10
10
12
13
12
13
13
13
13

Relative Humidity (%)

64
59
41
36
33
32
31
33
40
44
49
56
58
58
70
70
69
83
95
90
92
90
87
78

Pressure (mb)

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

Ozone (du)

352
349
348
346
344
343
346
346
345
344
344
343
342
342
341
340
339
339
340
341
344
355
357
356

Wednesday 16

Waning Gibbous 60%

00:04

12:22

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:39, Set: 21:51, Transit: 13:44. Moon - Rise: 00:04, Set: 12:22. Civil Dark: 22:36 - 04:54. Nautical Dark: 23:43 - 03:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
57
81
74
81
79
75
81
60
66
68
59
62
60
60
65
69
72
76
72
70
70
69
68

Low Clouds (% Sky Obscured)

54
49
64
53
61
62
59
65
53
60
56
45
46
48
44
47
57
67
76
72
70
70
67
66

Medium Clouds (% Sky Obscured)

1
13
22
30
23
21
16
26
45
57
50
43
40
20
20
27
29
30
34
32
25
17
12
6

High 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

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 (%)

32
35
29
14
1
1
2
4
1
0
2
2
1
4
4
1
5
5
1
2
1
0
2
1

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
12
12
13
12
12
11
9
7
6
6
5
5
5
5
5
5
6
6
6

Chance of Frost

Temperature (°C)

18
19
20
21
22
22
21
21
21
20
19
18
16
15
14
14
14
14
15
15
16
17
17
18

Feels Like (°C)

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

Dew Point (°C)

12
9
11
11
10
9
10
10
10
9
10
11
12
13
13
13
13
13
13
13
13
13
12
12

Relative Humidity (%)

68
53
54
54
47
44
48
50
49
49
55
65
80
85
92
92
95
92
89
86
81
77
73
65

Pressure (mb)

1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

354
353
348
343
340
336
333
333
335
336
335
333
332
332
328
326
324
321
319
317
317
317
318
319

Thursday 17

Waning Gibbous 48%

00:16

13:47

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:40, Set: 21:50, Transit: 13:44. Moon - Rise: 00:16, Set: 13:47. Civil Dark: 22:35 - 04:55. Nautical Dark: 23:41 - 03:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

67
68
68
70
68
67
66
73
82
91
91
88
81
86
81
81
73
63
60
58
54
55
69
81

Low Clouds (% Sky Obscured)

64
67
68
70
65
61
58
46
34
23
15
6
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
3
5
8
5
3
0
0
0
0
6
7
9
11
12
13
5
3
0
1
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
33
67
91
91
85
76
76
76
72
53
38
21
4
5
6
33
60

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
5
5
2
5
5
1
2
2
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
6
6
7
8
8
8
8
8
7
5
4
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

20
21
22
23
23
24
24
24
23
22
21
20
18
16
16
15
15
15
14
14
15
16
17
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
54
52
51
50
50
50
51
56
60
65
72
82
92
92
92
92
93
95
95
90
86
82
69

Pressure (mb)

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

Ozone (du)

320
321
321
321
321
319
318
317
315
313
312
310
308
306
306
305
304
305
306
307
308
309
310
309

Friday 18

Third Quarter 36%

00:32

15:15

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

Sun - Rise: 05:41, Set: 21:49, Transit: 13:44. Moon - Rise: 00:32, Set: 15:15. Civil Dark: 22:33 - 04:57. Nautical Dark: 23:38 - 03:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
77
52
25
25
25
25
42
57
76
51
26
1
14
27
41
48
55
62
45
29
12

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
6
13
20
14
7
0
0
0
0
17
33
50
31
16
0

Medium Clouds (% Sky Obscured)

5
5
3
0
0
0
0
11
18
21
14
6
0
5
10
16
11
7
3
3
3
3

High Clouds (% Sky Obscured)

87
62
36
10
10
15
10
10
14
13
12
11
1
10
24
41
47
52
51
45
29
12

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

3
3
3
4
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4

Chance of Frost

Temperature (°C)

21
23
24
25
26
27
27
27
27
27
26
24
22
20
19
18
17
17
17
17
18
19

Feels Like (°C)

19
19
20
21
21
27
26
26
26
26
26
25
25
24
23
23
22
16
16
16
16
16

Dew Point (°C)

13
13
13
12
12
12
12
11
12
12
13
12
12
12
12
12
13
12
12
12
11
11

Relative Humidity (%)

60
51
47
44
40
39
38
36
39
40
43
48
53
60
65
69
74
73
73
73
66
61

Pressure (mb)

1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

309
309
310
311
312
314
316
317
319
320
321
320
320
319
318
317
316
316
316
316
316
316

Forecast for Amersfoort, Gemeente Amersfoort, Netherlands (52.16,5.39)

Generated: 12/07/25 10:31:59. Forecast: 12/07/25 to 18/07/25. Timezone: UTC+2.00