Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

Waxing Crescent 43%

11:37

03:58

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

Sun - Rise: 05:44, Set: 20:36, Transit: 13:11. Moon - Rise: 11:37, Set: 03:58. Civil Dark: 21:18 - 05:01. Nautical Dark: 22:14 - 04:05. Astro Dark: 23:28 - 02:49

Total Clouds (% Sky Obscured)

2
6
15
15
7
10
8
9
32
52
50
46
65
50
35
16
11
14
7
3
3
5
6
10

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
32
46
50
46
65
50
35
8
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
3
4
4
4
4
4
0
1
2
8
2
0
0
0
0
4

High Clouds (% Sky Obscured)

2
6
5
7
7
10
8
8
9
27
15
14
44
30
18
11
10
9
6
3
3
3
4
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
33
38
100
100
100
100
100
98
2
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)

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

Chance of Frost

Temperature (°C)

9
8
7
6
6
6
5
5
4
4
4
4
5
6
7
9
11
13
14
15
16
16
15
14

Feels Like (°C)

9
7
7
6
6
6
6
5
5
4
3
4
5
6
8
10
11
13
14
16
16
16
16
14

Dew Point (°C)

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

Relative Humidity (%)

84
87
88
90
86
88
88
88
86
86
86
83
75
69
62
56
50
45
41
40
40
40
44
59

Pressure (mb)

1030
1031
1031
1031
1031
1030
1030
1029
1029
1029
1029
1029
1028
1028
1028
1028
1027
1027
1026
1025
1024
1024
1023
1023

Ozone (du)

360
360
360
360
360
359
360
361
360
360
358
357
357
357
358
358
360
360
359
359
358
358
358
360

Friday 24

First Quarter 58%

13:09

04:11

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

Sun - Rise: 05:41, Set: 20:38, Transit: 13:11. Moon - Rise: 13:09, Set: 04:11. Civil Dark: 21:21 - 04:59. Nautical Dark: 22:17 - 04:02. Astro Dark: 23:33 - 02:43

Total Clouds (% Sky Obscured)

8
7
9
12
54
30
11
7
6
29
25
19
7
28
40
40
35
31
26
22
10
2
41
42

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
10
0
0
0
0
0
0
0
0
23
36

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

4
2
3
6
39
18
7
3
3
29
25
19
6
24
40
35
29
27
24
22
10
2
35
42

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
2
18
9
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)

4
3
3
2
2
1
1
1
1
2
2
1
2
3
6
7
8
10
12
12
13
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
69
70
74
75
78
81
82
83
83
83
79
70
64
59
56
55
55
58
64
66
72
78
82

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024

Ozone (du)

360
361
361
361
362
362
361
359
358
357
358
357
356
353
352
353
354
355
355
352
352
354
354
356

Saturday 25

Waxing Gibbous 69%

14:35

04:20

20 OK
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 OK
15 OK
16 OK
17 OK
18 Good
19 Bad

Sun - Rise: 05:39, Set: 20:40, Transit: 13:11. Moon - Rise: 14:35, Set: 04:20. Civil Dark: 21:23 - 04:56. Nautical Dark: 22:20 - 03:58. Astro Dark: 23:39 - 02:37

Total Clouds (% Sky Obscured)

38
39
46
81
95
89
100
85
99
100
99
93
96
86
95
86
81
61
41
26
38
41
16
59

Low Clouds (% Sky Obscured)

31
37
42
36
34
41
43
55
57
44
38
60
61
65
26
17
14
12
14
17
15
10
2
9

Medium Clouds (% Sky Obscured)

0
2
23
42
87
46
100
65
55
60
65
39
3
49
68
38
30
18
10
2
2
1
0
10

High Clouds (% Sky Obscured)

38
39
46
74
60
60
19
11
50
60
50
25
88
68
92
72
53
31
18
8
34
41
9
20

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
3
3
3
3
4
4
4
4
4
5
6
7
9
9
10
11
13
14
14
13
13
14

Dew Point (°C)

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

Relative Humidity (%)

88
90
90
90
90
91
90
88
88
88
88
85
82
78
72
64
55
53
51
51
51
55
61
66

Pressure (mb)

1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1026
1026
1026
1026
1026
1025
1025
1025
1025

Ozone (du)

360
366
369
371
374
377
376
373
373
373
371
370
370
370
371
372
372
372
371
372
375
377
377
377

Sunday 26

Waxing Gibbous 78%

15:58

04:26

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

Sun - Rise: 05:37, Set: 20:42, Transit: 13:11. Moon - Rise: 15:58, Set: 04:26. Civil Dark: 21:25 - 04:54. Nautical Dark: 22:23 - 03:55. Astro Dark: 23:44 - 02:31

Total Clouds (% Sky Obscured)

80
60
65
73
57
40
41
63
44
27
33
17
30
34
45
41
45
49
74
80
100
93
84
91

Low Clouds (% Sky Obscured)

10
1
1
0
0
0
0
0
0
0
0
2
4
6
12
18
25
25
24
23
17
8
0
2

Medium Clouds (% Sky Obscured)

22
32
27
21
16
13
7
2
4
2
18
1
0
0
0
0
0
28
51
71
72
81
79
62

High Clouds (% Sky Obscured)

42
60
59
60
31
32
40
62
36
20
24
17
30
34
45
32
32
30
65
72
100
82
75
77

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
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)

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

Chance of Frost

Temperature (°C)

14
13
11
11
10
10
9
9
8
8
8
8
10
11
13
14
15
16
16
17
17
17
16
15

Feels Like (°C)

12
10
10
9
8
8
8
8
7
8
8
6
9
9
12
12
14
17
17
17
17
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

71
71
80
84
84
85
88
90
91
93
95
90
84
76
69
63
57
53
50
49
49
53
58
67

Pressure (mb)

1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1027
1027

Ozone (du)

378
378
378
378
377
376
374
373
373
373
375
379
375
372
370
372
372
370
369
370
368
367
366
366

Monday 27

Waxing Gibbous 86%

17:19

04:32

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

Sun - Rise: 05:34, Set: 20:44, Transit: 13:10. Moon - Rise: 17:19, Set: 04:32. Civil Dark: 21:28 - 04:51. Nautical Dark: 22:26 - 03:52. Astro Dark: 23:50 - 02:24

Total Clouds (% Sky Obscured)

98
100
85
71
60
54
53
27
58
49
91
79
62
46
41
37
33
34
32
27
31
36
40
40

Low Clouds (% Sky Obscured)

10
20
22
2
2
10
23
21
38
49
75
60
53
44
33
19
6
16
25
27
31
36
40
40

Medium Clouds (% Sky Obscured)

59
33
54
34
26
6
3
3
3
0
4
18
13
2
2
2
1
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

76
74
60
68
60
49
33
10
42
21
42
48
27
5
4
7
8
7
5
4
4
4
4
4

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
2
1
1
2
2
2
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
77
76
76
84
85
88
90
93
91
91
88
82
76
71
69
66
64
63
62
61
64
66
68

Pressure (mb)

1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1029
1029
1029
1029
1028
1028
1028
1028
1028

Ozone (du)

364
364
364
365
365
366
365
364
363
364
365
365
364
364
364
364
365
365
364
364
363
363
363
362

Tuesday 28

Waxing Gibbous 93%

18:39

04:37

20 OK
21 OK
22 OK
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 OK
19 OK

Sun - Rise: 05:32, Set: 20:46, Transit: 13:10. Moon - Rise: 18:39, Set: 04:37. Civil Dark: 21:30 - 04:48. Nautical Dark: 22:29 - 03:48. Astro Dark: 23:57 - 02:17

Total Clouds (% Sky Obscured)

40
39
38
48
61
66
72
73
77
76
80
82
93
95
94
88
82
72
62
50
56
52
46
40

Low Clouds (% Sky Obscured)

40
39
38
48
54
55
57
58
67
71
71
77
88
95
89
83
78
67
53
40
47
50
46
40

Medium 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

High Clouds (% Sky Obscured)

3
2
2
1
1
1
0
0
0
0
0
0
0
0
2
4
6
6
7
7
5
3
2
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 (%)

3
1
2
2
0
3
3
1
3
3
3
5
5
3
4
4
2
4
3
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
0
0
0

Wind Speed/Direction (mph)

7
6
6
6
5
5
5
5
5
5
5
5
6
7
9
10
10
10
10
10
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
13
12
11
8
8
9
8
8
8
9
9
9
9
9
9
14
14
13
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

74
80
87
88
90
93
93
91
91
90
90
88
80
73
66
62
59
54
55
56
56
61
66
72

Pressure (mb)

1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028

Ozone (du)

362
362
362
362
361
361
362
362
363
363
363
363
363
364
365
365
366
366
366
365
365
365
365
365

Wednesday 29

Waxing Gibbous 97%

20:00

04:43

20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK

Sun - Rise: 05:30, Set: 20:48, Transit: 13:10. Moon - Rise: 20:00, Set: 04:43. Civil Dark: 21:32 - 04:46. Nautical Dark: 22:32 - 03:45. Astro Dark: 00:04 - 02:09

Total Clouds (% Sky Obscured)

34
29
30
33
36
34
37
38
43
52
61
68
71
75
62
49
36

Low Clouds (% Sky Obscured)

34
29
30
33
36
34
37
38
43
52
59
63
63
63
55
43
32

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
2
2
2
2
3
2
2
1
1
1
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

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
None
None
None

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

8
7
6
5
5
4
4
3
3
3
3
3
3
3
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
6
6
6
6
6
6
6
6
6
6
6
5
5
5
5

Relative Humidity (%)

77
85
91
91
93
93
93
93
93
93
91
88
81
73
67
62
56

Pressure (mb)

1028
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

365
366
366
365
365
365
365
364
364
365
365
366
366
367
367
368
368

Forecast for Ratho, Edinburgh, United Kingdom (55.92,-3.38)

Generated: 23/04/26 20:52:30. Forecast: 23/04/26 to 29/04/26. Timezone: UTC+1.00