Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 2

Waning Gibbous 63%

21:18

15:13

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
16 Bad

Sun - Rise: 06:35, Set: 20:12, Transit: 13:22. Moon - Rise: 21:18, Set: 15:13. Civil Dark: 20:50 - 05:58. Nautical Dark: 21:36 - 05:11. Astro Dark: 22:29 - 04:19

Total Clouds (% Sky Obscured)

87
90
78
82
100
100
100
100
100
83
70
82
66
81
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
62
71
46
63
60
70
77
66
60
66
82
55
53
65
80
85
85
63
57
41
50
43
43

Medium Clouds (% Sky Obscured)

31
33
23
14
0
0
8
0
79
83
37
0
1
21
16
25
51
86
94
84
91
99
100
100

High Clouds (% Sky Obscured)

84
2
8
82
97
100
100
100
100
25
0
7
32
65
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

47
45
19
7
19
19
18
16
2
13
7
15
12
11
0
4
13
20
42
41
32
59
75
80

Precipitation Amount (mm)

0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
18
18
18
17
17
17
16
16
15
15
14
14
14
15
16
17
18
18
19
18
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
89
89
89
93
92
92
92
93
95
95
90
90
95
98
95
90
86
83
86
86
77
82
92

Pressure (mb)

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

Ozone (du)

307
307
307
308
307
307
308
310
316
319
319
316
313
312
311
309
309
308
307
304
301
301
303
301

Thursday 3

Waning Gibbous 51%

21:45

16:36

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
16 Bad

Sun - Rise: 06:37, Set: 20:10, Transit: 13:22. Moon - Rise: 21:45, Set: 16:36. Civil Dark: 20:47 - 06:00. Nautical Dark: 21:33 - 05:14. Astro Dark: 22:26 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
94
87
90
94
59
37
52
44

Low Clouds (% Sky Obscured)

54
55
63
58
74
63
63
67
73
73
74
58
30
33
35
38
54
63
75
82
59
37
49
40

Medium Clouds (% Sky Obscured)

99
100
99
99
100
5
6
11
16
19
30
35
35
45
40
0
0
23
13
18
0
0
6
11

High Clouds (% Sky Obscured)

100
100
100
100
96
100
100
100
100
98
100
100
100
100
78
100
86
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
9
4
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 (%)

58
57
52
35
26
33
25
21
12
7
3
4
14
4
0
0
12
8
27
29
26
10
23
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)

12
12
13
13
13
13
13
13
13
12
13
13
13
13
13
14
16
19
19
20
20
20
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
95
95
96
95
93
95
95
95
92
92
92
90
90
87
83
79
76
75
79
65
59
63

Pressure (mb)

1011
1010
1010
1009
1009
1009
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1010
1010
1011

Ozone (du)

299
300
303
305
310
314
315
316
318
321
324
326
330
331
330
330
332
335
344
344
343
341
342
341

Friday 4

Third Quarter 39%

22:30

No Set

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

Sun - Rise: 06:39, Set: 20:07, Transit: 13:22. Moon - Rise: 22:30, Set: No Set. Civil Dark: 20:44 - 06:02. Nautical Dark: 21:31 - 05:16. Astro Dark: 22:22 - 04:25

Total Clouds (% Sky Obscured)

36
41
45
47
38
39
44
54
35
69
54
95
99
94
71
48
58
97
92
84
93
92
97
98

Low Clouds (% Sky Obscured)

36
41
43
47
38
39
44
54
35
35
33
26
0
0
0
5
22
46
57
67
64
55
52
52

Medium Clouds (% Sky Obscured)

0
1
13
0
0
0
0
0
0
0
0
0
0
0
0
0
6
41
34
34
41
77
92
92

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
48
30
90
99
94
71
39
50
90
52
8
58
39
60
68

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 (%)

20
16
1
13
0
0
0
0
0
0
1
0
0
0
0
0
0
0
13
4
0
1
0
7

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)

18
16
15
13
12
11
10
10
10
10
9
8
8
6
6
6
7
8
8
9
9
9
9
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
73
77
78
80
80
84
90
93
95
95
95
98
96
96
95
84
75
69
65
60
55
55
65

Pressure (mb)

1012
1012
1013
1014
1015
1016
1017
1017
1018
1019
1019
1019
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1021

Ozone (du)

342
341
338
333
330
328
327
326
325
322
321
318
315
313
311
308
305
304
303
301
299
299
297
295

Saturday 5

Waning Crescent 28%

23:36

17:41

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
16 Bad

Sun - Rise: 06:41, Set: 20:05, Transit: 13:21. Moon - Rise: 23:36, Set: 17:41. Civil Dark: 20:42 - 06:04. Nautical Dark: 21:28 - 05:18. Astro Dark: 22:19 - 04:28

Total Clouds (% Sky Obscured)

99
97
100
100
100
100
74
52
51
52
52
75
75
77
68
66
65
91
95
100
97
95
93
94

Low Clouds (% Sky Obscured)

38
6
44
72
100
100
74
52
51
52
52
75
75
77
68
66
65
70
83
84
65
57
52
57

Medium Clouds (% Sky Obscured)

48
62
57
75
56
63
50
47
38
32
23
17
13
27
4
3
1
1
3
0
54
60
70
42

High Clouds (% Sky Obscured)

85
95
67
48
35
30
30
34
23
12
0
26
18
3
0
3
16
70
83
100
80
53
30
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
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
21
35
45
52
47
44
38
32
23
10
47
14
2
2
3
1
10
32
33
32
26
29
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
14
14
14
14
14
14
14
15
15
15
15
16
16
17
18
18
19
19
20
20
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
71
79
79
83
86
87
93
95
96
96
96
96
96
96
95
87
78
72
73
72
69
70
76

Pressure (mb)

1021
1021
1021
1020
1020
1020
1019
1018
1018
1017
1016
1015
1015
1014
1014
1013
1013
1012
1011
1011
1010
1010
1009
1009

Ozone (du)

295
294
294
294
294
294
294
295
296
297
299
299
297
296
297
296
295
294
294
295
297
298
300
303

Sunday 6

Waning Crescent 18%

01:02

18:24

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
16 Bad

Sun - Rise: 06:42, Set: 20:02, Transit: 13:21. Moon - Rise: 01:02, Set: 18:24. Civil Dark: 20:39 - 06:06. Nautical Dark: 21:25 - 05:20. Astro Dark: 22:15 - 04:30

Total Clouds (% Sky Obscured)

96
97
92
60
63
73
70
100
100
100
100
100
100
100
100
100
100
100
100
100
96
92
90
83

Low Clouds (% Sky Obscured)

57
57
52
44
36
39
38
44
47
48
53
37
38
45
21
18
13
29
42
52
50
49
48
43

Medium Clouds (% Sky Obscured)

52
55
35
15
0
0
0
0
0
0
0
3
47
48
54
71
89
93
96
100
92
81
72
59

High Clouds (% Sky Obscured)

27
28
45
55
63
73
70
100
100
100
100
100
100
49
59
67
77
70
65
57
66
72
80
73

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
9
9
9
7
5
3
5
7
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

28
28
24
20
23
20
22
33
36
33
9
1
0
0
0
0
0
41
68
85
77
65
33
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.3
0.3
0
0

Wind Speed/Direction (mph)

11
10
12
11
10
10
9
7
6
7
8
7
5
5
6
7
8
9
11
13
15
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
81
85
89
93
96
96
96
96
96
93
93
96
96
95
92
90
86
87
87
89
80
74
68

Pressure (mb)

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

Ozone (du)

305
307
308
310
314
314
311
311
312
312
314
316
319
322
325
328
330
333
338
343
347
353
358
364

Monday 7

Waning Crescent 9%

02:37

18:51

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
16 Bad

Sun - Rise: 06:44, Set: 20:00, Transit: 13:21. Moon - Rise: 02:37, Set: 18:51. Civil Dark: 20:37 - 06:07. Nautical Dark: 21:22 - 05:22. Astro Dark: 22:12 - 04:33

Total Clouds (% Sky Obscured)

78
73
80
87
94
93
92
92
86
85
81
79
81
83
84
85
89
78
67
53
65
76
85
74

Low Clouds (% Sky Obscured)

41
40
52
61
69
62
56
50
48
47
46
54
62
69
74
78
83
72
61
50
50
51
52
49

Medium Clouds (% Sky Obscured)

46
33
50
63
75
70
64
61
42
29
11
12
8
4
10
21
36
28
16
3
25
47
69
58

High Clouds (% Sky Obscured)

69
73
79
71
71
53
35
19
28
36
45
43
33
29
32
31
28
22
18
15
21
28
34
25

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

Precipitation Probability (%)

37
44
55
65
72
80
73
56
43
29
7
29
24
21
24
21
22
24
24
31
33
31
45
44

Precipitation Amount (mm)

0
0
0
0.3
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
74
76
80
83
86
87
87
86
84
84
83
79
76
73
75
76
77
74
70
67
70
75
80

Pressure (mb)

1008
1007
1007
1006
1006
1006
1005
1005
1005
1004
1004
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

363
362
362
360
358
356
356
357
357
353
350
346
347
347
348
348
347
347
348
349
349
350
351
352

Tuesday 8

Waning Crescent 4%

04:12

19:09

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

Sun - Rise: 06:46, Set: 19:57, Transit: 13:20. Moon - Rise: 04:12, Set: 19:09. Civil Dark: 20:34 - 06:09. Nautical Dark: 21:19 - 05:25. Astro Dark: 22:09 - 04:35

Total Clouds (% Sky Obscured)

62
52
65
77
91
84
78
72
81
91
100
85
71
56
57
59
62
58
55
52

Low Clouds (% Sky Obscured)

46
44
50
57
63
66
69
72
63
51
40
45
51
56
55
55
55
53
51
50

Medium Clouds (% Sky Obscured)

48
46
37
25
11
8
4
0
16
32
48
34
20
1
1
2
3
3
3
3

High Clouds (% Sky Obscured)

17
8
27
45
65
45
27
8
38
69
100
67
33
0
0
1
1
3
5
6

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

33
29
29
21
12
19
13
15
18
13
16
26
28
18
24
15
11
12
11
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
9
9
9
9
9
9
9
9
10
9
9
9
9
9
9
10
9

Relative Humidity (%)

80
82
80
81
83
84
83
80
80
83
87
90
88
86
86
83
77
75
71
67

Pressure (mb)

1002
1002
1002
1003
1003
1003
1004
1004
1004
1004
1004
1005
1005
1005
1005
1006
1006
1006
1007
1007

Ozone (du)

351
350
349
348
348
347
348
348
348
348
348
347
345
342
339
336
333
330
324
318

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

Generated: 02/09/26 17:18:09. Forecast: 02/09/26 to 08/09/26. Timezone: UTC+1.00