Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Full Moon 100%

21:45

06:09

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

Sun - Rise: 05:32, Set: 21:30, Transit: 13:30. Moon - Rise: 21:45, Set: 06:09. Civil Dark: 22:16 - 04:46. Nautical Dark: 23:23 - 03:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
71
77
81
100
100
98
100
97
42
37
32
31
24
28
32
40
43
52
47
52
56
51
63

Low Clouds (% Sky Obscured)

60
54
64
76
70
83
92
96
93
39
37
32
31
24
28
32
40
43
52
47
52
56
51
56

Medium Clouds (% Sky Obscured)

63
71
77
81
100
100
94
100
79
12
0
0
0
0
0
0
0
0
0
0
0
0
0
31

High Clouds (% Sky Obscured)

63
48
5
3
0
35
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
8
6
3
8
2
2
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
60
22
6
0
0
0
0
0
1
0
0
1
1
2
11
25
24

Precipitation Amount (mm)

0
0.4
0.7
0.7
0.5
1.5
1.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
18
18
17
17
16
16
16
15
14
13
12
12
12
11
11
11
12
13
14
15
15

Feels Like (°C)

19
19
18
16
17
18
17
16
15
15
16
15
13
13
12
12
11
11
10
12
12
12
13
13

Dew Point (°C)

15
15
15
15
17
17
16
16
15
15
15
13
13
12
12
11
11
11
11
11
12
12
11
10

Relative Humidity (%)

76
77
80
82
93
96
98
98
95
93
96
96
96
95
96
96
98
98
96
98
95
89
80
72

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015

Ozone (du)

345
347
348
348
348
346
346
349
353
359
365
366
366
365
363
361
362
363
364
365
365
366
368
369

Thursday 30

Waning Gibbous 98%

21:56

07:30

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

Sun - Rise: 05:33, Set: 21:28, Transit: 13:30. Moon - Rise: 21:56, Set: 07:30. Civil Dark: 22:14 - 04:48. Nautical Dark: 23:20 - 03:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

43
64
38
89
83
52
53
23
30
31
13
15
35
67
73
59
46
69
44
35
79
77
66
74

Low Clouds (% Sky Obscured)

42
55
37
69
71
48
50
18
30
31
6
2
11
18
45
51
46
23
33
34
28
43
46
44

Medium Clouds (% Sky Obscured)

0
9
0
49
15
0
0
13
24
23
7
0
0
0
0
2
1
68
21
0
70
69
52
45

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
11
26
58
45
12
5
48
2
10
68
0
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
8

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 (%)

10
4
5
6
10
5
4
3
5
3
2
2
1
0
0
0
0
0
0
0
0
1
23
29

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
54
49
51
59
60
58
60
67
74
80
84
91
93
95
95
95
95
96
93
86
75
69
65

Pressure (mb)

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

Ozone (du)

370
371
373
373
374
373
373
374
375
375
375
375
374
374
374
375
375
372
368
367
365
366
366
367

Friday 31

Waning Gibbous 94%

22:05

08:50

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

Sun - Rise: 05:35, Set: 21:26, Transit: 13:30. Moon - Rise: 22:05, Set: 08:50. Civil Dark: 22:11 - 04:50. Nautical Dark: 23:17 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
95
90
85
86
71
47
50
27
41
26
11
44
38
45
45
37
35
33
35
41
46
52
69

Low Clouds (% Sky Obscured)

47
55
44
45
59
57
47
41
27
41
14
1
35
36
45
45
37
35
33
35
41
46
51
60

Medium Clouds (% Sky Obscured)

64
76
80
65
68
22
5
9
2
7
19
10
27
1
1
1
0
2
0
0
0
0
16
34

High Clouds (% Sky Obscured)

1
25
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
9
9
9
8
7
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
36
33
64
75
46
48
37
13
5
3
3
3
0
0
0
0
0
0
0
0
1
19
21

Precipitation Amount (mm)

0
0
0
0.2
0.4
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
11
12
11
10
9
6
5
4
5
5
6
7
7
7
7
7
7
8
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
60
58
55
60
63
62
71
78
83
89
92
95
96
96
98
96
98
98
96
92
87
78
67

Pressure (mb)

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

Ozone (du)

373
377
378
380
382
384
383
378
376
377
378
373
372
371
371
373
373
373
371
371
371
371
372
370

Saturday 1

Waning Gibbous 88%

22:13

10:10

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

Sun - Rise: 05:37, Set: 21:24, Transit: 13:30. Moon - Rise: 22:13, Set: 10:10. Civil Dark: 22:09 - 04:52. Nautical Dark: 23:14 - 03:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

88
95
96
97
74
55
36
53
80
99
100
100
100
78
55
39
43
50
52
53
51
43
49
60

Low Clouds (% Sky Obscured)

71
73
70
53
47
34
26
27
31
34
23
11
0
5
10
15
20
26
31
32
30
31
37
41

Medium Clouds (% Sky Obscured)

51
50
45
40
31
19
7
5
2
0
18
37
52
33
15
9
33
48
39
41
45
35
2
2

High Clouds (% Sky Obscured)

0
19
38
85
48
30
11
22
80
95
100
100
99
78
55
39
32
45
35
41
36
37
42
36

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 (%)

19
10
6
2
3
1
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
12
12
11
11
11
9
6
4
2
2
3
3
3
3
2
2
2
2
2
2
3
3

Chance of Frost

Temperature (°C)

17
18
18
19
19
19
19
18
17
15
13
12
12
11
10
10
9
9
9
9
11
13
15
16

Feels Like (°C)

15
15
15
16
16
17
17
18
18
15
13
12
11
10
9
9
8
8
7
8
10
12
15
15

Dew Point (°C)

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

Relative Humidity (%)

60
58
62
60
54
52
53
62
72
82
87
90
90
93
93
93
95
95
95
91
86
79
72
64

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020

Ozone (du)

364
361
358
357
357
355
354
353
351
349
347
346
345
345
345
344
343
342
342
342
342
343
342
342

Sunday 2

Waning Gibbous 80%

22:21

11:31

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:39, Set: 21:22, Transit: 13:29. Moon - Rise: 22:21, Set: 11:31. Civil Dark: 22:07 - 04:54. Nautical Dark: 23:10 - 03:51. Astro Dark: N/A - 01:48

Total Clouds (% Sky Obscured)

76
80
84
92
95
98
100
100
100
100
100
100
100
97
94
90
88
83
79
71
64
57
50
49

Low Clouds (% Sky Obscured)

43
42
39
38
26
15
3
2
1
0
0
0
2
2
2
3
3
3
2
2
2
2
15
27

Medium Clouds (% Sky Obscured)

2
2
13
30
39
47
56
64
79
94
96
98
99
89
76
65
66
60
57
51
43
37
33
28

High Clouds (% Sky Obscured)

56
61
66
83
88
94
100
100
100
100
98
96
93
67
48
25
25
24
24
24
30
20
27
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
2
3
2
7
7
4
8
8
6
5
4
1
12
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
18
18
19
18
17
15
15
14
13
12
11
11
10
10
10
10
10
9
9
11
12
12
14

Dew Point (°C)

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

Relative Humidity (%)

58
53
52
50
54
61
71
75
79
80
83
80
80
83
84
84
87
85
84
84
79
74
69
74

Pressure (mb)

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

Ozone (du)

343
342
342
341
340
340
339
339
338
337
338
340
340
341
342
342
343
345
346
348
347
346
346
346

Monday 3

Waning Gibbous 71%

22:29

No Set

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

Sun - Rise: 05:40, Set: 21:20, Transit: 13:29. Moon - Rise: 22:29, Set: No Set. Civil Dark: 22:05 - 04:56. Nautical Dark: 23:07 - 03:54. Astro Dark: 01:11 - 02:04

Total Clouds (% Sky Obscured)

49
43
16
0
2
3
10
8
11
15
25
25
40
47
54
64
68
69
73
64
57
51
63
67

Low Clouds (% Sky Obscured)

47
43
16
0
2
3
5
3
2
0
0
0
0
12
23
35
42
48
55
44
34
28
36
46

Medium Clouds (% Sky Obscured)

24
17
10
0
2
3
10
8
11
15
13
15
15
20
16
20
15
20
25
35
40
45
45
50

High Clouds (% Sky Obscured)

13
7
7
0
2
1
0
0
0
2
11
25
40
47
54
55
55
55
60
60
57
51
63
67

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
4
3
2
2
1
1

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

16
16
15
14
17
15
6
7
5
0
2
2
1
28
38
45
66
72
81
90
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.4
0.5
0.7
0.8
0.8
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
19
19
18
17
17
15
14
13
13
12
12
12
11
11
11
11
12
13
14
15
16

Feels Like (°C)

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

Dew Point (°C)

15
17
16
14
14
14
14
15
14
13
13
12
11
11
11
11
11
11
11
11
13
14
15
16

Relative Humidity (%)

78
84
78
73
70
75
82
89
92
93
96
95
93
93
95
96
98
98
98
98
98
98
96
98

Pressure (mb)

1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

346
346
346
345
345
342
340
338
338
338
338
338
337
336
337
338
338
339
339
340
342
343
345
346

Tuesday 4

Waning Gibbous 60%

22:39

12:55

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

Sun - Rise: 05:42, Set: 21:18, Transit: 13:29. Moon - Rise: 22:39, Set: 12:55. Civil Dark: 22:02 - 04:58. Nautical Dark: 23:04 - 03:57. Astro Dark: 00:55 - 02:14

Total Clouds (% Sky Obscured)

72
83
85
84
86
80
69
65
61
53
30
29
33
40
47
55
60
64
63

Low Clouds (% Sky Obscured)

54
50
47
50
47
48
43
39
27
23
22
21
19
24
37
46
51
64
63

Medium Clouds (% Sky Obscured)

50
50
50
55
59
78
69
65
61
53
30
29
33
39
38
36
31
39
50

High Clouds (% Sky Obscured)

72
67
66
63
42
21
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
1
2
3
3
5
7
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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
82
67
52
48
41
29
30
28
21
27
28
27
26
23
17

Precipitation Amount (mm)

0.8
0.8
0.8
0.7
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
16
16
16
14
14
11
11
10
9
8
8
8
8
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
98
96
96
96
96
93
95
95
95
95
95
98
96
96

Pressure (mb)

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

Ozone (du)

347
348
351
355
358
358
359
359
359
360
360
361
361
361
361
360
360
360
360

Forecast for Cathedral's Quarter, Belfast, United Kingdom (54.60,-5.93)

Generated: 29/07/26 12:43:30. Forecast: 29/07/26 to 04/08/26. Timezone: UTC+1.00