Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 95%

23:11

No Set

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

Sun - Rise: 05:05, Set: 21:54, Transit: 13:29. Moon - Rise: 23:11, Set: No Set. Civil Dark: 22:46 - 04:14. Nautical Dark: 00:16 - 02:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

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

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0

High Clouds (% Sky Obscured)

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

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)

6
7
8
10
11
11
13
13
14
13
13
12
11
9
7
6
5
5
6
8
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
15
15
14
15
15
16
17
17
17
16
17
18
18
18
16
15
14
15
16
16
16
15
15

Relative Humidity (%)

86
77
68
60
57
55
56
59
59
59
59
61
69
75
80
80
77
79
88
90
90
89
87
87

Pressure (mb)

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

Ozone (du)

323
323
324
325
325
325
325
326
326
326
325
324
324
325
326
328
330
330
330
330
331
330
330
329

Sunday 13

Waning Gibbous 88%

23:22

07:50

07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
16 OK
17 OK
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: 05:07, Set: 21:53, Transit: 13:29. Moon - Rise: 23:22, Set: 07:50. Civil Dark: 22:45 - 04:15. Nautical Dark: 00:13 - 02:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

4
3
2
0
0
0
0
1
2
9
8
93
97
91
100
92
100
100
100
100
100
96
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
4
3
32
22
44
59
51
56
56
86
82

Medium Clouds (% Sky Obscured)

2
3
2
0
0
0
0
1
2
3
2
7
58
59
53
58
75
84
81
83
100
96
37
31

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
7
8
66
70
76
98
82
100
100
100
100
75
30
6
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
2
1
0
0
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
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
1
2
16
17
15
3
8
30
49
50
53
70
95
95
95
90
68
82

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.8
0.8
0.4
0.4
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
20
21
22
23
24
24
24
24
24
23
22
22
21
19
18
17
17
16
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

15
14
14
14
15
15
14
14
14
15
14
14
15
16
17
15
14
14
16
16
16
16
16
16

Relative Humidity (%)

85
77
69
65
62
58
54
52
53
57
54
55
62
72
77
75
78
81
96
98
100
98
100
98

Pressure (mb)

1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010
1010
1010
1010
1010
1009
1009
1008
1007
1007
1007

Ozone (du)

329
328
328
328
331
332
332
332
330
326
326
327
327
327
326
327
328
330
334
336
336
341
348
347

Monday 14

Waning Gibbous 80%

23:31

09:18

07 Bad
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

Sun - Rise: 05:08, Set: 21:52, Transit: 13:29. Moon - Rise: 23:31, Set: 09:18. Civil Dark: 22:43 - 04:17. Nautical Dark: 00:10 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
87
73
88
72
66
83
78
67
82
71
40
51
85
86
78
67
66
77
84
91
91
91
92

Low Clouds (% Sky Obscured)

83
75
58
76
56
55
60
67
54
65
63
40
38
15
66
41
52
56
59
63
67
72
78
83

Medium Clouds (% Sky Obscured)

15
8
7
11
12
3
16
4
4
16
4
1
18
65
77
31
24
13
38
61
79
72
72
68

High Clouds (% Sky Obscured)

17
0
0
0
0
0
0
0
0
0
0
0
13
11
34
59
37
37
40
35
35
30
25
25

ISS Passover

Visibility (miles)

0
9
9
9
9
3
6
7
8
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

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

Precipitation Probability (%)

95
88
58
34
57
79
86
52
32
36
32
22
23
10
6
12
2
3
6
10
12
13
15
44

Precipitation Amount (mm)

0.8
0.6
0
0
0.3
0.6
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
17
18
18
17
16
15
16
15
15
14
14
13
12
11
9
9
9
9
9
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

100
93
89
89
73
78
83
83
70
61
63
63
67
78
80
80
89
89
90
87
86
84
84
83

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

346
345
343
346
348
351
358
364
371
376
377
375
374
372
370
368
364
362
361
360
360
360
360
358

Tuesday 15

Waning Gibbous 70%

23:39

10:44

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

Sun - Rise: 05:10, Set: 21:50, Transit: 13:29. Moon - Rise: 23:39, Set: 10:44. Civil Dark: 22:42 - 04:19. Nautical Dark: 00:07 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
86
84
86
87
91
90
94
94
83
72
64
53
41
30
33
30
33
40
42
40
60
82
100

Low Clouds (% Sky Obscured)

76
66
58
63
69
76
73
77
77
73
70
64
53
41
30
30
25
25
25
20
20
25
30
24

Medium Clouds (% Sky Obscured)

62
55
53
56
73
80
74
58
76
36
17
0
0
23
22
0
0
1
4
42
40
60
68
75

High Clouds (% Sky Obscured)

23
30
10
2
0
0
0
0
0
0
1
0
16
2
30
33
6
7
6
26
18
18
32
41

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

55
58
34
26
30
32
32
36
43
20
27
36
40
34
28
23
8
4
1
1
2
9
1
1

Precipitation Amount (mm)

0
0.2
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
11
10
10
10
9
9
8
9
10
9
10
9
8
7
6
5
5
5
4
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
12
13
14
14
15
14
14
14
15
15
15
15
15
14
13
13
12
11
11
11
11
11
11

Relative Humidity (%)

93
95
96
95
93
92
87
77
86
95
93
92
96
96
96
96
96
96
96
96
96
98
96
96

Pressure (mb)

1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

356
357
361
360
348
347
350
350
348
347
345
343
341
341
336
334
335
334
334
333
334
334
334
334

Wednesday 16

Waning Gibbous 59%

23:47

12:11

07 Bad
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

Sun - Rise: 05:11, Set: 21:49, Transit: 13:29. Moon - Rise: 23:47, Set: 12:11. Civil Dark: 22:40 - 04:21. Nautical Dark: 00:03 - 02:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
99
93
89
78
82
87
99
98
99
100
96
93
92
92
92
91
91
90
88
85
81
80

Low Clouds (% Sky Obscured)

15
22
31
40
55
45
42
50
61
67
75
89
77
62
49
46
44
47
56
66
75
73
69
64

Medium Clouds (% Sky Obscured)

75
37
18
11
2
11
20
17
43
58
85
93
87
76
67
73
77
80
64
48
32
22
11
2

High Clouds (% Sky Obscured)

100
86
79
73
81
51
46
60
70
74
73
71
44
41
52
50
47
45
30
16
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

1
2
9
14
17
17
16
18
22
32
31
33
64
57
59
48
36
44
43
40
35
19
26
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.2
0.3
0
0
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
13
15
17
18
19
20
21
21
20
19
19
17
16
15
14
13
12
12
12
12
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
89
82
72
69
63
60
62
68
80
85
92
93
93
93
95
96
96
96
96
96
96
96

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1008
1008
1009
1009
1009
1009
1008
1008
1008
1008
1008

Ozone (du)

332
332
333
335
334
333
336
337
336
334
331
330
330
331
332
333
334
335
336
337
338
339
340
342

Thursday 17

Waning Gibbous 56%

23:56

13:40

07 Bad
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

Sun - Rise: 05:13, Set: 21:48, Transit: 13:29. Moon - Rise: 23:56, Set: 13:40. Civil Dark: 22:38 - 04:22. Nautical Dark: 00:00 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

80
79
70
75
85
97
93
88
84
70
57
47
37
27
21
34
49
65
62
59
58
69
75
84

Low Clouds (% Sky Obscured)

61
56
51
66
81
96
93
85
75
60
45
32
27
23
19
31
43
62
62
59
56
60
65
73

Medium Clouds (% Sky Obscured)

3
10
13
10
11
10
7
4
1
5
9
13
11
10
8
12
18
27
25
28
29
25
21
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
8
15
25
32
43
51
63
71

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
6
5
6
8
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 (%)

21
16
13
14
20
19
16
14
13
22
29
34
31
28
23
18
11
1
2
2
1
2
2
2

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
9
11
12
13
14
15
15
15
15
14
13
11
9
7
5
5
4
4
4
4
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
14
14
14
14
15
15
15
14
15
14
14
14
14
15
14
13
10
10
10
9
9

Dew Point (°C)

13
13
13
12
12
11
11
11
11
11
12
13
14
13
12
11
11
11
10
11
11
11
11
11

Relative Humidity (%)

98
90
85
79
75
72
68
68
68
67
73
78
83
86
90
92
93
95
96
96
96
96
96
96

Pressure (mb)

1008
1008
1008
1009
1009
1009
1010
1010
1010
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1012
1012
1012
1013

Ozone (du)

343
344
344
345
344
343
343
345
348
350
352
354
356
356
356
356
356
355
355
353
351
349
347
345

Friday 18

Third Quarter 47%

00:08

15:12

07 Bad
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

Sun - Rise: 05:14, Set: 21:47, Transit: 13:30. Moon - Rise: 00:08, Set: 15:12. Civil Dark: 22:37 - 04:24. Nautical Dark: 23:57 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
86
83
83
80
75
80
88
97
90
83
78
88
95
100
84
65
48

Low Clouds (% Sky Obscured)

71
68
66
70
77
74
74
78
79
74
66
61
43
28
13
9
7
3

Medium Clouds (% Sky Obscured)

26
38
50
36
21
7
6
4
3
2
1
0
1
2
2
13
25
41

High Clouds (% Sky Obscured)

60
46
21
19
13
15
28
41
54
39
27
8
35
63
91
84
65
48

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
15
19
19
14
13
16
15
13
21
18
18
24
21
18
18
14
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
13
14
15
15
16
16
16
16
17
17
18
18
17
15
14
13
12

Feels Like (°C)

9
10
10
11
11
11
12
13
14
14
14
16
16
13
13
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

95
92
87
85
83
83
82
83
86
86
88
89
90
90
90
92
93
95

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1013
1013
1013
1013
1013

Ozone (du)

343
342
340
339
338
337
336
335
335
334
334
334
334
334
334
335
335
336

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

Generated: 12/07/25 07:15:27. Forecast: 12/07/25 to 18/07/25. Timezone: UTC+1.00