Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 12

Waning Crescent 2%

03:36

20:59

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

Sun - Rise: 05:37, Set: 21:59, Transit: 13:47. Moon - Rise: 03:36, Set: 20:59. Civil Dark: 22:45 - 04:51. Nautical Dark: 23:55 - 03:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
65
0
0
0
26
22
6
19
34
50
64
78
58
51
67
50
38
29
29
30
27
24

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
26
22
6
19
33
45
58
70
51
37
58
48
38
29
29
30
27
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
0

High Clouds (% Sky Obscured)

40
2
0
0
0
0
0
0
0
0
0
0
3
40
40
51
64
4
4
4
3
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 (%)

0
0
0
0
0
0
0
0
0
2
3
3
2
3
4
4
3
2
1
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
13
12
12
11
10
9
8
7
7
7
5
4
5
7
8
7
7
7
7
8
10

Chance of Frost

Temperature (°C)

27
27
26
26
24
22
19
18
16
16
15
15
15
15
15
16
17
19
21
22
24
25
26
27

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

31
30
30
33
37
41
48
59
68
78
89
92
92
92
90
86
76
65
55
46
39
34
30
31

Pressure (mb)

1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021

Ozone (du)

344
347
351
350
346
344
346
349
350
350
350
351
351
352
351
352
354
355
355
356
357
356
355
355

Monday 13

Waning Crescent 0%

05:01

21:53

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

Sun - Rise: 05:38, Set: 21:58, Transit: 13:47. Moon - Rise: 05:01, Set: 21:53. Civil Dark: 22:44 - 04:52. Nautical Dark: 23:53 - 03:44. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
0
31
34
50
23
29
50
53
65
67
76
83
36
33
32
25
12
0
0
0
0
2
26

Low Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
19
20
27
31
31
26
24
21
12
0
0
0
0
2
18

High Clouds (% Sky Obscured)

0
0
31
34
50
23
29
50
53
60
60
60
60
2
0
0
0
0
0
0
0
0
0
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
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
11
10
7
5
7
8
8
9
8
8
8
8
8
9
9
10
12
12
13
13
13
12
12

Chance of Frost

Temperature (°C)

27
27
27
27
26
25
23
21
21
20
20
20
20
20
19
20
21
23
25
26
28
30
31
31

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

34
39
37
35
34
39
45
51
66
70
70
72
72
72
75
72
64
56
49
41
35
31
27
26

Pressure (mb)

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

Ozone (du)

355
354
350
349
347
347
346
345
345
345
346
348
350
352
351
349
350
353
355
353
351
349
347
345

Tuesday 14

New Moon 2%

06:35

22:28

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

Sun - Rise: 05:39, Set: 21:57, Transit: 13:48. Moon - Rise: 06:35, Set: 22:28. Civil Dark: 22:43 - 04:54. Nautical Dark: 23:51 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

27
40
40
40
4
4
6
8
53
52
46
40
34
19
13
4
5
4
9
4
10
4
12
24

Low 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
4
7

Medium Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
2
0
0
0
0
2
3
4
3
1
0
0
0
0
12
24

High Clouds (% Sky Obscured)

27
40
40
40
4
4
6
7
38
37
30
27
22
9
7
1
4
3
7
2
7
2
1
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
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
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
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
12
13
13
12
12
11
12
11
11
10
9
9
9
9
9
10
11
12
13
14
13
14
13

Chance of Frost

Temperature (°C)

32
31
31
30
29
27
26
24
23
22
21
21
20
19
19
19
21
23
26
28
29
30
31
32

Feels Like (°C)

31
30
28
27
26
26
25
23
22
21
21
20
19
19
19
19
20
22
23
25
26
27
28
28

Dew Point (°C)

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

Relative Humidity (%)

27
28
29
31
34
38
43
51
60
61
59
61
62
64
65
63
53
43
32
27
24
22
19
18

Pressure (mb)

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

Ozone (du)

342
341
342
341
338
337
336
334
332
331
331
331
331
331
331
334
335
335
336
337
337
338
338
337

Wednesday 15

Waxing Crescent 7%

08:08

22:52

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

Sun - Rise: 05:41, Set: 21:56, Transit: 13:48. Moon - Rise: 08:08, Set: 22:52. Civil Dark: 22:41 - 04:55. Nautical Dark: 23:49 - 03:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

36
24
12
0
13
30
40
45
47
47
83
63
49
44
32
8
19
47
58
54
36
38
50
63

Low Clouds (% Sky Obscured)

10
7
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

36
24
12
0
8
16
24
20
19
18
13
6
0
0
0
0
7
14
20
15
8
0
0
0

High Clouds (% Sky Obscured)

2
1
1
0
13
27
40
35
37
37
83
63
49
44
32
8
16
47
58
54
36
38
50
63

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 (%)

12
19
23
24
18
13
10
8
7
7
6
3
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)

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

Chance of Frost

Temperature (°C)

32
31
31
30
30
28
26
25
24
23
22
21
20
19
19
20
21
24
26
28
29
31
32
33

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

17
16
16
17
20
23
29
34
39
42
47
52
55
58
59
56
49
41
33
27
23
21
19
18

Pressure (mb)

1021
1020
1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1021
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020

Ozone (du)

337
338
339
339
340
341
340
339
338
338
337
338
338
337
336
336
336
335
336
336
336
334
332
331

Thursday 16

Waxing Crescent 6%

09:36

23:08

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

Sun - Rise: 05:42, Set: 21:55, Transit: 13:48. Moon - Rise: 09:36, Set: 23:08. Civil Dark: 22:40 - 04:57. Nautical Dark: 23:47 - 03:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
83
92
100
90
80
71
80
90
100
98
97
94
85
76
66
63
60
57
65
75
82
89
91

Low 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

Medium Clouds (% Sky Obscured)

0
3
6
8
5
9
15
12
8
4
20
36
52
49
46
43
39
36
29
21
14
6
25
46

High Clouds (% Sky Obscured)

77
83
92
100
88
76
64
77
89
100
95
92
88
63
38
14
16
19
22
29
37
49
56
73

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
1
3
0
6
8

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

Chance of Frost

Temperature (°C)

33
33
33
33
32
30
28
26
25
23
22
22
21
20
21
22
22
24
26
28
29
30
32
32

Feels Like (°C)

29
30
29
28
29
28
27
27
27
26
25
18
19
20
19
18
17
23
23
23
24
25
26
32

Dew Point (°C)

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

Relative Humidity (%)

17
17
17
19
21
23
26
29
33
36
41
45
49
54
51
48
46
39
33
28
25
22
19
20

Pressure (mb)

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

Ozone (du)

330
329
327
325
324
323
322
321
320
320
319
320
321
321
321
321
322
321
321
320
319
318
317
319

Friday 17

Waxing Crescent 14%

11:00

23:22

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
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 OK

Sun - Rise: 05:43, Set: 21:54, Transit: 13:48. Moon - Rise: 11:00, Set: 23:22. Civil Dark: 22:39 - 04:58. Nautical Dark: 23:45 - 03:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
88
81
78
69
61
51
47
44
36
53
74
96
94
91
89
82
77
75
74
73
74
54
34

Low Clouds (% Sky Obscured)

0
5
10
13
8
4
0
8
16
25
30
36
41
33
26
21
21
21
21
19
18
18
20
16

Medium Clouds (% Sky Obscured)

65
62
54
40
33
24
17
33
44
36
53
55
49
35
18
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

71
63
55
57
51
40
27
17
12
7
19
32
40
53
61
60
64
74
75
73
62
56
43
26

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
6

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 (%)

8
14
17
19
28
30
22
26
27
12
11
10
3
4
5
1
3
2
0
4
3
3
11
11

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
9
8
9
9
7
6
4
3
2
2
3
3
4
4
5
6
6
6
6
6
7
8
8

Chance of Frost

Temperature (°C)

32
32
30
29
28
27
25
24
24
23
23
22
21
21
21
22
23
24
25
27
27
28
29
28

Feels Like (°C)

31
31
31
30
30
25
25
25
25
24
23
21
22
22
22
22
21
25
24
24
24
25
26
28

Dew Point (°C)

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

Relative Humidity (%)

20
21
22
24
27
30
34
39
40
43
44
49
55
62
60
58
56
49
42
36
34
31
30
33

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

322
325
324
323
323
323
323
322
322
321
320
322
324
326
324
322
320
320
320
321
323
325
327
327

Saturday 18

Waxing Crescent 23%

12:19

23:33

16 OK
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:45, Set: 21:52, Transit: 13:48. Moon - Rise: 12:19, Set: 23:33. Civil Dark: 22:37 - 05:00. Nautical Dark: 23:42 - 03:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

12
37
61
81
68
52
38
41
38
41

Low Clouds (% Sky Obscured)

12
11
8
6
10
14
18
27
36
41

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
3

High Clouds (% Sky Obscured)

7
32
59
81
68
52
38
29
14
0

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
17
14
9
12
13
13
19
20
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
9
9
9
9
8
8
7
7

Chance of Frost

Temperature (°C)

28
27
26
25
24
22
21
20
20
19

Feels Like (°C)

28
28
27
27
27
22
22
22
22
22

Dew Point (°C)

12
13
14
14
15
15
15
15
13
12

Relative Humidity (%)

37
42
46
51
57
61
65
70
66
63

Pressure (mb)

1016
1016
1016
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

327
328
328
329
329
328
327
327
327
327

Forecast for Leiden, Gemeente Leiden, Netherlands (52.16,4.50)

Generated: 12/07/26 15:37:00. Forecast: 12/07/26 to 18/07/26. Timezone: UTC+2.00