Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waning Crescent 17%

04:56

15:57

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

Sun - Rise: 05:40, Set: 20:38, Transit: 13:10. Moon - Rise: 04:56, Set: 15:57. Civil Dark: 21:21 - 04:57. Nautical Dark: 22:17 - 04:00. Astro Dark: 23:34 - 02:40

Total Clouds (% Sky Obscured)

66
58
55
47
39
31
13
4
11
11
9
18
23
26
23
18
22
38
39
72
74
81
78
76

Low Clouds (% Sky Obscured)

62
58
55
47
39
20
3
1
3
2
2
4
4
4
2
2
3
29
37
37
64
62
61
61

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
3
3
3
6
46
46
57
57
43

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
1
0
3

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
3
2
0
1
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
79
77
72
69
68
68
66
68
73
78
83
87
90
91
91
91
93
93
93
94
93
93
91

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023

Ozone (du)

374
368
363
360
361
359
361
361
359
355
353
351
350
349
349
349
348
346
345
343
342
341
341
341

Friday 25

Waning Crescent 9%

05:03

17:32

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:38, Set: 20:40, Transit: 13:10. Moon - Rise: 05:03, Set: 17:32. Civil Dark: 21:23 - 04:55. Nautical Dark: 22:20 - 03:57. Astro Dark: 23:40 - 02:34

Total Clouds (% Sky Obscured)

90
71
70
79
80
69
63
98
100
100
100
100
100
100
100
99
100
100
92
100
99
98
100
100

Low Clouds (% Sky Obscured)

51
42
39
63
65
49
38
58
49
73
61
55
36
38
41
50
48
36
54
71
62
66
81
98

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
17
38
49
38
11
24
98
100
92
94
98
45
66
70
66
68
72

High Clouds (% Sky Obscured)

74
49
45
40
35
35
35
94
100
100
100
100
100
100
100
91
100
82
7
90
13
65
89
45

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
1
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
2
2
14
3
2
3
2
2
1
1
2
15
26
24
23
22

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
7
7
8
9
9
10
10
10
9
7
5
6
5
2
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
7
7
8
9
9
10
9
10
11
11
10
9
9
8
7
6
6
6
6
6
6
7

Dew Point (°C)

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

Relative Humidity (%)

85
79
70
66
63
60
60
62
63
63
69
70
75
78
81
82
85
82
82
85
82
81
81
82

Pressure (mb)

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

Ozone (du)

342
341
341
340
340
341
341
343
344
345
347
348
348
347
346
346
347
348
350
352
352
352
351
351

Saturday 26

Waning Crescent 3%

05:10

19:11

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

Sun - Rise: 05:35, Set: 20:42, Transit: 13:10. Moon - Rise: 05:10, Set: 19:11. Civil Dark: 21:25 - 04:52. Nautical Dark: 22:23 - 03:53. Astro Dark: 23:46 - 02:28

Total Clouds (% Sky Obscured)

100
96
94
99
94
96
97
99
98
97
81
81
75
41
77
88
100
91
57
78
85
89
87
100

Low Clouds (% Sky Obscured)

100
89
81
93
91
93
95
97
91
85
73
55
35
7
6
9
10
0
0
1
1
1
5
14

Medium Clouds (% Sky Obscured)

91
91
88
89
86
85
64
58
68
68
52
41
27
15
10
35
14
20
7
2
10
16
24
60

High Clouds (% Sky Obscured)

55
48
42
44
35
40
8
0
0
0
0
9
8
13
59
79
100
85
50
55
72
84
81
99

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 (%)

26
23
18
13
25
18
24
31
32
25
24
21
17
2
5
3
0
0
0
0
0
0
1
32

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)

3
4
4
4
3
2
1
2
3
2
2
2
2
2
3
3
3
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
8
9
10
10
10
10
11
11
11
10
10
9
8
7
6
6
7
5
5
5
6

Dew Point (°C)

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

Relative Humidity (%)

82
82
82
78
73
79
75
80
83
84
84
80
84
83
87
87
81
82
87
88
87
90
88
79

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020

Ozone (du)

350
351
354
355
357
361
364
363
362
360
365
367
365
364
365
364
363
363
363
363
361
362
361
361

Sunday 27

New Moon 0%

05:21

20:55

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
02 Bad
03 OK
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:33, Set: 20:44, Transit: 13:10. Moon - Rise: 05:21, Set: 20:55. Civil Dark: 21:28 - 04:49. Nautical Dark: 22:26 - 03:50. Astro Dark: 23:52 - 02:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
97
96
97
68
100
82
66
63
100
100
91
100
39
31
42
98
100
100

Low Clouds (% Sky Obscured)

22
30
48
67
84
87
90
92
79
58
57
48
41
33
22
17
5
13
27
31
40
49
56
39

Medium Clouds (% Sky Obscured)

79
100
99
98
97
68
42
20
27
13
19
33
45
60
60
60
60
60
39
31
42
59
53
20

High Clouds (% Sky Obscured)

98
97
81
65
53
47
46
50
67
37
60
65
55
63
100
100
87
100
39
31
42
97
100
100

ISS Passover

Visibility (miles)

7
9
9
9
9
9
9
9
9
9
8
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

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

Precipitation Probability (%)

63
44
62
61
42
54
59
56
44
36
10
5
5
1
2
3
0
2
2
0
4
5
1
0

Precipitation Amount (mm)

0.4
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
8
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
10
10
10
10
10
9

Relative Humidity (%)

76
83
80
81
80
80
80
83
80
75
75
84
84
88
91
90
91
91
93
93
95
96
95
88

Pressure (mb)

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

Ozone (du)

361
362
363
364
366
365
366
365
367
370
368
369
372
366
364
362
358
355
352
349
348
347
343
341

Monday 28

Waxing Crescent 1%

05:38

22:42

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
02 Bad
03 OK
04 OK
05 Good
06 Good
07 OK

Sun - Rise: 05:31, Set: 20:46, Transit: 13:10. Moon - Rise: 05:38, Set: 22:42. Civil Dark: 21:30 - 04:47. Nautical Dark: 22:29 - 03:47. Astro Dark: 23:58 - 02:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
96
93
93
92
90
84
85
89
93
95
97
100
75
51
22
21
15
14
27

Low Clouds (% Sky Obscured)

38
40
34
28
26
18
10
2
0
2
3
3
3
0
0
0
0
0
1
1
3
5
5
17

Medium Clouds (% Sky Obscured)

25
22
32
40
52
61
69
78
75
73
70
69
65
62
49
34
21
24
27
22
18
15
14
13

High Clouds (% Sky Obscured)

100
100
100
100
100
85
74
64
36
24
11
31
55
71
82
91
100
74
48
17
19
15
14
24

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
2
2
2
5
5
2
6
6
2
4
3
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)

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

Chance of Frost

Temperature (°C)

11
12
13
14
15
16
17
17
17
17
17
17
15
14
12
12
11
10
10
10
9
9
9
9

Feels Like (°C)

9
10
10
11
11
11
16
15
15
15
16
16
14
14
13
13
12
12
9
9
9
8
8
9

Dew Point (°C)

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

Relative Humidity (%)

84
80
76
69
62
58
59
59
60
63
66
68
72
75
79
81
83
84
85
87
87
87
87
90

Pressure (mb)

1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

340
339
338
336
334
332
331
330
329
329
328
327
326
325
325
325
325
325
325
325
325
325
325
325

Tuesday 29

Waxing Crescent 5%

06:08

00:25

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

Sun - Rise: 05:29, Set: 20:48, Transit: 13:10. Moon - Rise: 06:08, Set: 00:25. Civil Dark: 21:32 - 04:44. Nautical Dark: 22:33 - 03:43. Astro Dark: 00:05 - 02:05

Total Clouds (% Sky Obscured)

35
50
51
53
55
70
85
100
100
99
98
94
89
83
73
61
50
54
43
43
44
41
50
41

Low Clouds (% Sky Obscured)

30
44
41
38
35
39
43
47
50
53
57
55
56
53
36
18
1
9
18
26
26
26
25
17

Medium Clouds (% Sky Obscured)

9
8
15
23
28
28
29
35
41
49
48
59
72
83
73
55
47
51
43
40
33
32
30
17

High Clouds (% Sky Obscured)

27
24
37
43
48
62
80
98
96
94
93
90
84
81
73
61
50
54
43
43
44
25
1
2

ISS Passover

Visibility (miles)

7
6
4
4
4
3
5
7
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
5
8
10
10
10
6
10
10
7
8
7
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
1
2
3
3
4
5
6
7
7
6
6
5
4
4
4
4
5
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

11
12
14
15
16
17
17
18
18
17
16
15
14
13
12
11
11
11
10
10
9
9
9
9

Feels Like (°C)

9
10
11
12
12
13
15
15
15
15
15
15
13
13
13
12
12
11
9
10
10
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

84
80
76
73
71
67
65
63
61
64
68
70
76
82
87
88
90
91
91
93
95
93
91
90

Pressure (mb)

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

Ozone (du)

325
324
324
324
323
323
323
323
322
321
320
319
320
321
321
322
322
323
323
323
324
325
325
326

Wednesday 30

Waxing Crescent 12%

06:58

01:50

Sun - Rise: 05:26, Set: 20:50, Transit: 13:09. Moon - Rise: 06:58, Set: 01:50. Civil Dark: 21:35 - 04:42. Nautical Dark: 22:36 - 03:40. Astro Dark: 00:13 - 01:56

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Old Town, Edinburgh, United Kingdom (55.95,-3.19)

Generated: 24/04/25 07:34:25. Forecast: 24/04/25 to 30/04/25. Timezone: UTC+1.00