Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 13

Waning Crescent 0%

04:59

21:49

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

Sun - Rise: 05:36, Set: 21:55, Transit: 13:45. Moon - Rise: 04:59, Set: 21:49. Civil Dark: 22:41 - 04:50. Nautical Dark: 23:49 - 03:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

24
55
64
100
100
35
35
51
53
52
37
44
48
53
51
66
71
70
31
28
39
21
38
60

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
8
24
6
0
0
0
0
13
19
13
0
0
0
20
33
51

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
16
22
18
11
16
20
25
25
29
35
41
30
28
39
10
28
32

High Clouds (% Sky Obscured)

24
55
64
100
100
35
35
51
53
52
37
44
48
53
46
60
53
49
4
2
0
0
1
2

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
1
0
0
0
0
0
0
0
0
0
0
3
20
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
10
11
10
10
10
9
10
9
9
8
8
8
8
8
10
11
11
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
23
23
22
21
20
20
18
18
18
18
18
18
17
18
19
21
22
24
26
28
29
30
29

Dew Point (°C)

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

Relative Humidity (%)

28
29
31
37
50
61
69
70
77
84
86
88
82
81
76
67
61
50
43
36
33
31
29
28

Pressure (mb)

1019
1018
1018
1018
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1018
1018
1018
1018
1018

Ozone (du)

351
352
351
350
351
352
353
354
356
356
353
354
355
355
355
356
357
357
355
355
355
357
358
360

Tuesday 14

New Moon 2%

06:32

22:25

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

Sun - Rise: 05:37, Set: 21:54, Transit: 13:45. Moon - Rise: 06:32, Set: 22:25. Civil Dark: 22:40 - 04:52. Nautical Dark: 23:47 - 03:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

70
41
34
19
9
57
67
81
100
60
43
35
45
49
52
54
54
12
9
3
0
14
9
38

Low Clouds (% Sky Obscured)

58
35
9
17
8
13
1
3
0
0
0
0
0
6
9
11
11
0
0
0
0
13
0
0

Medium Clouds (% Sky Obscured)

29
13
23
5
0
17
55
50
50
46
43
35
42
45
45
45
40
9
7
2
0
1
8
31

High Clouds (% Sky Obscured)

1
0
0
0
0
19
25
61
99
60
43
35
45
49
50
0
0
1
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 (%)

1
0
0
0
0
0
0
0
0
3
2
8
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)

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

Chance of Frost

Temperature (°C)

30
30
29
28
27
24
23
21
21
20
19
18
18
17
18
19
21
23
25
27
28
29
29
29

Feels Like (°C)

28
27
27
27
25
24
22
22
20
18
17
17
17
16
16
17
18
20
23
25
26
27
27
27

Dew Point (°C)

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

Relative Humidity (%)

29
30
29
33
39
47
52
59
62
61
65
70
69
71
63
53
45
40
36
33
29
27
24
23

Pressure (mb)

1017
1017
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022
1022
1021
1021
1021
1020
1020

Ozone (du)

362
363
364
367
367
363
361
358
356
356
356
356
356
356
360
364
367
368
367
367
367
365
361
359

Wednesday 15

Waxing Crescent 7%

08:06

22:49

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

Sun - Rise: 05:39, Set: 21:53, Transit: 13:45. Moon - Rise: 08:06, Set: 22:49. Civil Dark: 22:38 - 04:53. Nautical Dark: 23:45 - 03:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

33
31
12
25
1
0
8
12
31
20
21
0
0
32
65
65
0
10
40
45
53
44
35
69

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
40
16
29
25
22
18

Medium Clouds (% Sky Obscured)

28
26
8
14
0
0
1
7
28
18
19
0
0
0
0
0
0
7
29
39
41
34
26
18

High Clouds (% Sky Obscured)

0
0
0
3
0
0
3
3
0
0
0
0
0
27
60
60
0
2
2
2
38
28
14
69

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 (%)

1
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)

11
12
11
10
10
10
9
9
8
7
7
7
6
6
6
6
7
8
8
9
9
8
8
9

Chance of Frost

Temperature (°C)

29
29
29
28
26
23
22
20
19
18
17
17
16
16
17
19
21
23
25
26
27
28
28
28

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

24
24
24
28
34
42
47
53
64
72
74
76
75
75
67
56
47
40
33
27
24
22
20
20

Pressure (mb)

1020
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1018
1018

Ozone (du)

359
359
358
356
354
351
348
345
343
342
344
344
341
340
341
341
338
336
335
333
332
331
330
330

Thursday 16

Waxing Crescent 14%

09:34

23:06

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

Sun - Rise: 05:40, Set: 21:52, Transit: 13:45. Moon - Rise: 09:34, Set: 23:06. Civil Dark: 22:37 - 04:55. Nautical Dark: 23:43 - 03:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
61
50
63
80
100
71
69
58
66
77
87
94
97
100
98
97
96
96
94
94
89
86
82

Low Clouds (% Sky Obscured)

12
6
0
0
0
0
0
0
1
25
35
53
54
53
52
54
62
64
68
65
67
33
22
28

Medium Clouds (% Sky Obscured)

12
7
40
19
74
59
61
65
58
62
66
72
75
77
80
79
80
83
78
76
73
70
67
60

High Clouds (% Sky Obscured)

63
61
50
63
74
99
53
27
40
40
50
40
80
87
98
84
69
55
66
67
67
62
56
60

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
4
4
12
21
12
25
55
75
86
82
57
13
5
19
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
0
0
0
0
0

Wind Speed/Direction (mph)

11
13
14
13
11
9
8
8
6
5
6
5
5
5
6
6
6
8
9
8
8
8
9
9

Chance of Frost

Temperature (°C)

28
27
26
25
23
22
21
20
19
19
18
18
17
18
18
18
19
19
20
20
21
22
24
24

Feels Like (°C)

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

Dew Point (°C)

5
6
9
10
11
12
12
12
12
12
13
13
13
14
15
15
17
18
19
20
20
19
16
14

Relative Humidity (%)

22
25
34
39
45
52
55
58
63
66
69
73
76
78
81
83
90
93
96
95
91
83
61
52

Pressure (mb)

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

Ozone (du)

330
331
331
330
329
324
325
320
319
321
321
321
321
321
323
323
321
320
323
326
329
330
331
333

Friday 17

Waxing Crescent 12%

10:57

23:19

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

Sun - Rise: 05:41, Set: 21:51, Transit: 13:45. Moon - Rise: 10:57, Set: 23:19. Civil Dark: 22:36 - 04:56. Nautical Dark: 23:41 - 03:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
72
21
68
59
48
32
51
57
58
52
56
66
83
36
36
35
37
42
44
48
50
51
53

Low Clouds (% Sky Obscured)

34
25
21
28
30
34
32
33
37
45
52
56
58
54
36
36
35
37
38
29
27
30
30
30

Medium Clouds (% Sky Obscured)

57
51
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

60
10
2
60
44
27
3
28
39
26
3
4
30
62
0
5
3
1
3
4
5
14
23
28

ISS Passover

Visibility (miles)

8
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 (%)

20
4
0
0
0
0
0
0
0
1
1
0
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
55
42
43
50
66
79
89
90
90
90
92
92
92
89
73
61
50
41
38
35
32
34
35

Pressure (mb)

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

Ozone (du)

332
332
335
335
336
334
336
336
334
336
336
335
332
332
333
332
332
331
331
330
329
329
328
328

Saturday 18

Waxing Crescent 23%

12:16

23:30

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

Sun - Rise: 05:42, Set: 21:50, Transit: 13:45. Moon - Rise: 12:16, Set: 23:30. Civil Dark: 22:34 - 04:58. Nautical Dark: 23:39 - 03:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

58
66
76
74
72
71
78
82
88
93
97
100
91
81
72
66
60
52
58
73
85
77
66
58

Low Clouds (% Sky Obscured)

28
29
28
28
32
42
31
19
4
15
30
43
47
48
48
47
46
45
39
36
34
30
29
30

Medium Clouds (% Sky Obscured)

2
3
6
5
3
1
11
21
34
43
53
60
42
24
6
5
3
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

43
55
68
69
64
65
64
66
71
82
93
100
78
59
35
28
21
15
33
53
73
55
37
19

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
1
0
0
2
1
0
1
1
0
1
1
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
21
20
15
16
16
16
15
15
12
13
13
13
12
11
17
17
17
17
18
19
23
22

Dew Point (°C)

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

Relative Humidity (%)

36
41
45
49
56
65
75
79
83
86
87
87
89
82
77
71
61
54
47
44
40
36
36
35

Pressure (mb)

1019
1019
1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

328
331
334
336
336
335
335
333
332
331
330
329
328
329
329
330
329
329
328
329
329
330
328
326

Sunday 19

Waxing Crescent 32%

13:34

23:41

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 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK

Sun - Rise: 05:44, Set: 21:48, Transit: 13:45. Moon - Rise: 13:34, Set: 23:41. Civil Dark: 22:33 - 05:00. Nautical Dark: 23:37 - 03:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

71
84
97
85
76
66
77
88
99
89
78
67
57
45
32
35
37
37
37
42
45

Low Clouds (% Sky Obscured)

28
29
34
32
30
28
22
20
20
21
18
19
20
20
17
27
34
37
37
38
35

Medium Clouds (% Sky Obscured)

0
0
0
1
2
3
8
15
21
26
32
35
30
24
18
11
5
1
4
7
10

High Clouds (% Sky Obscured)

43
67
86
77
72
66
77
88
99
78
53
25
15
9
2
2
2
3
2
2
1

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
1
1
0
2
2
1
2
3
1
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
22
21
20
18
17
15
14
14
13
13
13
12
13
14
15
17
19
21
22
23

Feels Like (°C)

22
21
22
22
16
16
16
15
15
14
11
12
12
12
12
12
18
18
18
18
19

Dew Point (°C)

7
8
8
9
10
11
11
11
12
12
11
11
11
11
11
11
10
8
7
6
6

Relative Humidity (%)

35
39
43
49
57
67
78
82
86
90
90
90
92
86
80
75
61
50
40
36
33

Pressure (mb)

1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1025
1025

Ozone (du)

324
323
323
323
323
322
322
321
321
320
320
320
319
319
319
319
318
317
317
316
314

Forecast for Utrecht, Gemeente Utrecht, Netherlands (52.09,5.12)

Generated: 13/07/26 17:05:57. Forecast: 13/07/26 to 19/07/26. Timezone: UTC+2.00