Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 14

Waning Gibbous 80%

23:42

10:59

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

Sun - Rise: 05:36, Set: 21:53, Transit: 13:44. Moon - Rise: 23:42, Set: 10:59. Civil Dark: 22:39 - 04:51. Nautical Dark: 23:47 - 03:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

83
85
85
94
79
99
100
96
74
48
41
39
62
57
59
69
56
99
94
99
100
96
100
93

Low Clouds (% Sky Obscured)

0
0
1
0
13
2
25
58
50
40
35
34
26
39
52
59
45
39
35
38
48
43
41
15

Medium Clouds (% Sky Obscured)

0
0
85
94
74
98
98
93
36
0
1
0
27
19
17
8
30
99
83
99
100
92
100
92

High Clouds (% Sky Obscured)

75
35
85
69
10
0
0
3
0
0
0
0
0
0
0
0
7
45
93
10
16
2
0
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
2
9
9
9
9
9
9
9
9
9
9
9
9
5
9
6
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
10
18
42
53
11
2
0
0
0
0
1
0
0
0
0
10
19
31
46
17

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
7
7
7
8
8
11
11
10
11
10
10
10
10
11
11
13
16
15
13
17
9
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
71
80
76
72
79
70
82
92
93
93
87
70
49
43
39
36
35
34
34
60
78
58
69

Pressure (mb)

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

Ozone (du)

327
329
331
331
333
335
339
339
349
359
360
361
360
355
348
345
343
341
342
340
338
339
339
341

Tuesday 15

Waning Gibbous 71%

23:53

12:22

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Bad

Sun - Rise: 05:37, Set: 21:52, Transit: 13:44. Moon - Rise: 23:53, Set: 12:22. Civil Dark: 22:37 - 04:52. Nautical Dark: 23:45 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
100
100
100
100
100
100
100
100
100
100
92
68
71
72
85
88
75
95
79
63
46
28
62

Low Clouds (% Sky Obscured)

33
54
59
61
78
80
66
34
36
65
71
66
63
71
64
73
75
68
57
60
37
34
25
25

Medium Clouds (% Sky Obscured)

89
90
100
100
100
100
99
82
100
75
72
58
34
30
26
17
13
17
57
67
19
0
3
30

High Clouds (% Sky Obscured)

10
58
65
60
100
98
90
100
100
100
100
92
0
0
0
3
0
0
91
0
6
5
0
0

ISS Passover

Visibility (miles)

9
9
4
3
1
6
8
5
3
6
9
9
6
7
5
5
6
8
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

28
55
85
95
95
95
85
57
50
39
59
90
72
73
65
57
52
62
61
55
34
7
4
1

Precipitation Amount (mm)

0
0
0.5
0.9
2.3
1.1
0.4
0
0
0
0
0.7
0.4
0.4
0.4
0.2
0
0.2
0.4
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
71
77
93
96
96
93
92
95
95
95
92
86
81
78
73
75
68
62
68
71
66
61
62

Pressure (mb)

1014
1014
1013
1013
1012
1011
1011
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1012
1012
1013
1013
1014

Ozone (du)

343
346
344
347
347
361
362
358
357
359
361
361
359
357
355
354
353
352
350
347
343
340
340
341

Wednesday 16

Waning Gibbous 60%

00:04

13:47

21 OK
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 05:39, Set: 21:51, Transit: 13:44. Moon - Rise: 00:04, Set: 13:47. Civil Dark: 22:36 - 04:54. Nautical Dark: 23:43 - 03:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
70
65
89
79
97
90
95
98
97
86
91
83
77
89
83
81
78
75
73
68
57
59
60

Low Clouds (% Sky Obscured)

1
15
18
20
38
89
84
84
80
91
68
87
66
55
70
70
69
66
59
57
58
53
48
48

Medium Clouds (% Sky Obscured)

21
70
65
57
35
37
40
50
51
45
29
26
22
23
26
20
19
14
11
6
4
2
0
16

High Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
1
1
0
2
3
3
3
55
55
45
55
55
45
36
59
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 (%)

4
17
21
28
20
25
16
17
22
16
24
25
24
23
24
19
7
14
16
4
3
1
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)

10
8
8
8
10
11
11
10
11
11
11
10
12
12
12
11
10
9
9
10
10
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
14
13
13
12
13
14
14
14
15
16
17
18
19
19
20
21
21
22
21
21
21
20

Dew Point (°C)

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

Relative Humidity (%)

69
81
79
79
78
82
86
86
86
86
87
86
82
77
71
68
69
69
67
63
60
62
63
70

Pressure (mb)

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

Ozone (du)

342
340
339
339
338
335
334
330
327
326
323
324
324
324
323
322
321
322
320
318
317
316
315
315

Thursday 17

Waning Gibbous 48%

00:16

15:15

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:40, Set: 21:50, Transit: 13:44. Moon - Rise: 00:16, Set: 15:15. Civil Dark: 22:35 - 04:55. Nautical Dark: 23:41 - 03:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

57
62
60
67
54
52
51
47
52
55
58
70
83
95
97
98
100
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

47
39
39
40
42
42
44
40
48
47
50
62
67
75
74
69
64
53
43
30
22
8
0
4

Medium Clouds (% Sky Obscured)

3
2
3
3
3
0
0
0
3
0
9
6
12
16
26
38
50
42
31
24
16
23
15
61

High Clouds (% Sky Obscured)

57
60
39
42
14
9
11
14
13
5
0
0
0
5
33
66
100
97
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
1
2
1
4
4
1
6
6
2
5
4
1
2
1
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
5
4
4
3
3
2
2
2
2
2
3
3
2
2
2
3
2
3
4
5
5
7
7

Chance of Frost

Temperature (°C)

19
18
17
16
16
15
15
15
15
15
16
18
19
20
22
23
24
24
25
25
25
25
24
23

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
89
93
93
93
93
95
93
92
93
87
82
75
66
57
51
50
47
46
46
46
47
50
59

Pressure (mb)

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

Ozone (du)

315
315
314
312
309
307
308
307
307
310
313
314
314
314
315
317
315
316
317
318
320
320
320
319

Friday 18

Third Quarter 36%

00:32

16:46

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

Sun - Rise: 05:41, Set: 21:49, Transit: 13:44. Moon - Rise: 00:32, Set: 16:46. Civil Dark: 22:33 - 04:57. Nautical Dark: 23:38 - 03:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
83
76
63
34
35
33
20
24
29
32
75
87
100
98
96
95
93
93
93
93
91
91
92

Low Clouds (% Sky Obscured)

8
13
12
12
12
11
11
9
6
3
2
4
7
11
10
17
26
41
39
40
50
64
71
72

Medium Clouds (% Sky Obscured)

55
25
40
35
27
29
22
9
14
2
27
62
75
92
96
96
95
90
81
73
80
87
91
88

High Clouds (% Sky Obscured)

100
83
67
33
0
0
0
0
3
7
8
69
85
100
94
88
84
68
52
49
46
48
40
40

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

2
9
16
40
44
38
35
29
20
2
14
17
15
15
18
16
9
35
40
39
59
95
95
88

Precipitation Amount (mm)

0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
69
71
70
74
83
85
87
90
87
85
82
80
75
71
65
60
55
62
71
81
84
88
93

Pressure (mb)

1012
1012
1012
1011
1011
1011
1010
1010
1010
1009
1009
1009
1008
1008
1008
1008
1007
1007
1007
1006
1006
1006
1006
1007

Ozone (du)

321
322
323
323
322
323
323
324
325
326
327
328
327
327
326
327
327
328
328
328
328
330
331
332

Saturday 19

Waning Crescent 25%

00:53

18:17

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

Sun - Rise: 05:43, Set: 21:47, Transit: 13:44. Moon - Rise: 00:53, Set: 18:17. Civil Dark: 22:32 - 04:58. Nautical Dark: 23:36 - 03:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
96
86
76
66
52
47
39
37
38
37
47
57
66
57
52
48
60
73
87
91
95
98
95

Low Clouds (% Sky Obscured)

61
47
31
16
3
9
13
18
24
29
35
45
57
66
57
45
30
24
19
22
20
13
3
3

Medium Clouds (% Sky Obscured)

80
71
54
35
20
17
13
6
5
4
4
3
2
0
11
22
34
48
59
71
67
59
41
47

High Clouds (% Sky Obscured)

40
35
25
10
8
14
17
16
9
6
3
3
3
3
2
2
2
11
19
28
52
76
98
95

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

71
56
47
33
24
17
9
1
2
2
1
15
27
35
43
51
57
53
46
34
27
20
4
12

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
19
18
18
17
17
16
16
15
16
17
17
19
21
22
23
23
24
24
24
25
24
23
23

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
93
93
95
96
95
95
93
92
92
92
85
80
74
73
71
70
61
54
48
51
53
56

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

333
334
334
335
336
337
340
342
344
342
340
338
336
334
333
334
335
337
338
339
341
344
346
349

Sunday 20

Waning Crescent 15%

01:24

19:40

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:44, Set: 21:46, Transit: 13:44. Moon - Rise: 01:24, Set: 19:40. Civil Dark: 22:30 - 05:00. Nautical Dark: 23:34 - 03:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

88
84
83
80
71
74
77
80
84
92
100
99
98
97
99
99
100

Low Clouds (% Sky Obscured)

3
2
0
1
0
0
0
0
13
26
40
50
61
70
69
72
74

Medium Clouds (% Sky Obscured)

57
66
53
40
30
38
44
53
58
67
68
64
65
57
57
53
44

High Clouds (% Sky Obscured)

86
80
80
61
56
52
65
77
84
89
94
95
97
97
98
99
100

ISS Passover

Visibility (miles)

8
7
6
7
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

Precipitation Type

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

Precipitation Probability (%)

16
21
19
16
11
13
15
15
20
26
27
45
52
41
79
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
1

Wind Speed/Direction (mph)

5
5
5
4
5
7
8
8
8
8
9
9
10
11
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
73
83
86
89
93
93
95
95
92
89
87
77
68
59
52
47

Pressure (mb)

1007
1007
1007
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

352
354
357
355
353
351
350
348
347
346
344
343
340
337
335
332
329

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

Generated: 14/07/25 21:20:40. Forecast: 14/07/25 to 20/07/25. Timezone: UTC+2.00