Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 26

First Quarter 57%

10:29

02:48

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
08 Bad
09 Bad

Sun - Rise: 07:54, Set: 16:49, Transit: 12:22. Moon - Rise: 10:29, Set: 02:48. Civil Dark: 17:26 - 07:18. Nautical Dark: 18:07 - 06:37. Astro Dark: 18:46 - 05:58

Total Clouds (% Sky Obscured)

96
97
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
92
87
81
62
70
100
100
100
100
100
100
100
99
91
92
93
88
87
90
100
57
9
68

Medium Clouds (% Sky Obscured)

96
97
90
91
97
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

96
97
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
4
9
9
2
2
2
9
4
2
2
2
2
5
2
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
None
None

Precipitation Probability (%)

0
0
0
3
4
25
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
39
19

Precipitation Amount (mm)

0
0
0
0
0
0
1
1.4
1.2
0.9
1.3
2.4
4.2
1.9
1
2.2
2.4
1.7
2.2
2
2.9
1.6
0
0

Wind Speed/Direction (mph)

9
10
11
12
13
15
15
15
15
15
16
18
18
20
21
24
24
24
23
23
20
19
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
81
84
85
85
87
90
93
93
90
93
94
94
93
93
93
93
93
93
93
93
88
84

Pressure (mb)

1000
1000
1000
999
998
996
996
996
995
994
993
991
990
988
987
985
983
982
980
978
977
976
977
977

Ozone (du)

418
409
404
392
383
377
374
370
370
370
370
367
369
369
368
367
362
358
359
362
361
358
360
361

Tuesday 27

Waxing Gibbous 68%

10:52

04:16

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

Sun - Rise: 07:53, Set: 16:51, Transit: 12:23. Moon - Rise: 10:52, Set: 04:16. Civil Dark: 17:28 - 07:16. Nautical Dark: 18:08 - 06:36. Astro Dark: 18:48 - 05:57

Total Clouds (% Sky Obscured)

100
88
56
58
100
66
100
80
100
48
33
62
77
59
50
80
88
79
76
61
40
42
43
49

Low Clouds (% Sky Obscured)

49
51
41
31
54
28
28
6
28
31
33
27
35
40
50
75
79
79
76
48
40
42
43
35

Medium Clouds (% Sky Obscured)

100
0
56
58
100
66
100
80
100
48
33
62
77
59
50
54
70
6
2
1
1
1
0
8

High Clouds (% Sky Obscured)

100
72
1
1
3
0
0
15
15
15
10
10
5
5
5
5
15
8
7
25
1
1
0
12

ISS Passover

Visibility (miles)

9
9
9
9
4
4
4
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
None
None
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

Precipitation Probability (%)

12
22
38
54
66
52
35
36
36
27
13
10
25
22
6
2
3
8
13
18
8
4
2
1

Precipitation Amount (mm)

0
0
0
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
18
17
15
12
12
12
10
7
7
7
7
8
6
4
4
5
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
5
5
5
4
4
4
4
3
3
2
2
3
2
2
2
3
3
4
3
4
4

Dew Point (°C)

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

Relative Humidity (%)

84
82
82
84
82
82
84
87
87
85
85
88
86
88
89
91
91
89
89
91
93
94
96
94

Pressure (mb)

978
979
980
980
981
982
983
984
985
986
986
987
988
988
989
989
990
990
990
991
991
991
991
992

Ozone (du)

366
372
378
385
392
407
416
427
438
444
445
446
452
457
464
467
469
471
477
482
481
484
481
477

Wednesday 28

Waxing Gibbous 79%

11:27

05:37

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
08 Bad
09 Bad

Sun - Rise: 07:51, Set: 16:53, Transit: 12:23. Moon - Rise: 11:27, Set: 05:37. Civil Dark: 17:29 - 07:15. Nautical Dark: 18:10 - 06:35. Astro Dark: 18:49 - 05:56

Total Clouds (% Sky Obscured)

95
100
100
91
97
87
76
67
55
49
38
58
67
72
68
76
97
85
94
90
78
71
76
74

Low Clouds (% Sky Obscured)

25
77
45
43
49
86
76
67
49
49
38
42
50
72
68
69
70
67
66
59
62
61
56
66

Medium Clouds (% Sky Obscured)

55
95
100
41
71
29
20
20
20
1
0
20
25
30
35
30
35
40
39
45
32
32
39
32

High Clouds (% Sky Obscured)

0
66
30
75
69
80
76
67
55
38
13
58
62
57
58
69
69
19
22
28
16
2
2
0

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

Precipitation Probability (%)

0
0
18
37
58
63
95
95
38
14
10
4
7
24
68
83
79
58
40
33
28
32
33
34

Precipitation Amount (mm)

0
0
0
0
0.2
0.2
0.9
1.1
0
0
0
0
0
0
0.3
0.5
0.5
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
5
5
5
5
5
6
5
5
5
5
5
5
5
5
5
5
5
4
4
5
4
5
5

Relative Humidity (%)

90
87
81
79
78
81
87
88
91
93
93
93
93
94
93
94
96
96
96
96
96
96
96
94

Pressure (mb)

992
992
992
992
992
992
992
993
993
993
993
993
993
993
993
993
992
992
992
992
992
992
992
992

Ozone (du)

477
478
474
470
469
466
466
470
476
474
474
474
471
472
473
476
477
472
463
453
441
430
414
386

Thursday 29

Waxing Gibbous 88%

12:18

06:40

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
08 Bad
09 Bad

Sun - Rise: 07:50, Set: 16:55, Transit: 12:23. Moon - Rise: 12:18, Set: 06:40. Civil Dark: 17:31 - 07:14. Nautical Dark: 18:11 - 06:33. Astro Dark: 18:51 - 05:54

Total Clouds (% Sky Obscured)

79
79
78
69
68
95
85
89
93
95
98
92
84
80
86
92
100
100
100
100
100
100
90
95

Low Clouds (% Sky Obscured)

73
79
78
69
68
91
82
73
70
67
66
64
59
57
55
54
54
58
63
67
70
72
70
70

Medium Clouds (% Sky Obscured)

35
37
54
56
63
78
46
30
49
69
88
69
49
30
58
80
100
99
99
98
52
100
50
45

High Clouds (% Sky Obscured)

0
2
29
60
68
70
38
15
5
0
5
5
10
1
53
48
100
100
100
100
72
92
76
52

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

Precipitation Probability (%)

31
26
26
40
67
95
95
95
95
74
17
17
21
11
13
13
13
26
38
43
76
87
75
74

Precipitation Amount (mm)

0
0
0
0
0.3
0.7
1.2
1.5
0.9
0.4
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
8
8
8
8
7
7
7
7
7
7
7
7
7
7
6
6
6
6
6
6
6
6

Feels Like (°C)

4
5
5
5
5
5
3
2
2
2
2
2
2
2
2
3
2
2
2
2
2
2
2
3

Dew Point (°C)

5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5

Relative Humidity (%)

91
87
82
79
78
78
79
82
84
85
84
82
82
84
85
85
85
86
88
90
90
88
90
93

Pressure (mb)

992
992
991
991
990
989
989
989
989
989
989
989
989
989
989
989
990
990
990
990
990
990
991
991

Ozone (du)

365
358
357
356
357
358
358
356
355
359
364
366
368
371
371
373
375
378
384
389
390
391
389
393

Friday 30

Waxing Gibbous 95%

13:29

07:25

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
08 Bad
09 Bad

Sun - Rise: 07:48, Set: 16:57, Transit: 12:23. Moon - Rise: 13:29, Set: 07:25. Civil Dark: 17:33 - 07:12. Nautical Dark: 18:13 - 06:32. Astro Dark: 18:52 - 05:53

Total Clouds (% Sky Obscured)

100
100
95
83
85
76
70
71
79
68
96
84
71
52
46
49
50
49
51
52
71
86
98
72

Low Clouds (% Sky Obscured)

68
66
57
49
41
41
41
44
54
61
75
62
50
37
41
46
50
48
47
44
39
34
28
19

Medium Clouds (% Sky Obscured)

45
50
55
41
37
68
59
13
33
39
74
65
56
43
42
45
42
48
51
52
71
79
71
48

High Clouds (% Sky Obscured)

49
41
51
21
16
43
37
37
30
32
59
46
37
35
37
37
50
49
51
52
71
56
45
25

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

68
61
61
59
54
62
70
39
21
25
28
25
36
36
45
44
39
42
34
12
17
19
11
5

Precipitation Amount (mm)

0.3
0
0.2
0.2
0
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
11
12
14
14
12
11
12
12
11
11
9
7
6
5
4
3
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
4
5
3
3
3
2
2
2
2
2
2
3
3
2
3
3
2
2
2
2
3

Dew Point (°C)

5
6
6
6
6
6
6
6
5
5
6
5
5
6
6
5
5
5
4
4
4
4
3
3

Relative Humidity (%)

88
88
87
84
82
82
90
91
90
91
94
93
94
96
96
96
96
96
96
96
96
94
93
93

Pressure (mb)

991
991
990
990
990
989
990
990
990
990
990
990
991
991
991
991
992
993
993
994
994
995
996
997

Ozone (du)

402
403
395
397
404
408
410
413
415
416
419
422
425
426
431
430
430
430
430
431
431
434
436
438

Saturday 31

Waxing Gibbous 99%

14:54

07:55

10 Bad
11 OK
12 OK
13 OK
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

Sun - Rise: 07:47, Set: 16:58, Transit: 12:23. Moon - Rise: 14:54, Set: 07:55. Civil Dark: 17:34 - 07:11. Nautical Dark: 18:15 - 06:31. Astro Dark: 18:54 - 05:52

Total Clouds (% Sky Obscured)

46
22
29
36
42
61
77
91
88
84
77
83
91
100
100
100
100
99
93
82
82
87
93
85

Low Clouds (% Sky Obscured)

10
1
12
23
34
51
69
86
64
41
19
22
27
31
49
67
85
81
73
66
58
51
34
39

Medium Clouds (% Sky Obscured)

28
6
14
18
23
37
49
58
45
32
24
52
76
98
98
97
97
83
70
56
57
61
65
47

High Clouds (% Sky Obscured)

6
0
1
1
2
3
5
8
30
53
75
50
25
5
5
5
10
8
11
7
34
61
87
62

ISS Passover

Visibility (miles)

9
9
9
9
8
7
8
9
9
9
9
9
9
9
9
7
5
3
3
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

2
0
3
12
30
43
43
40
36
26
1
7
15
21
45
66
88
88
87
92
94
86
60
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.6
0.5
0.7
0.7
0.6
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
84
79
79
82
85
87
90
93
94
94
96
96
96
96
94
91
91
93
93
96
94
93
91

Pressure (mb)

998
998
999
999
999
999
999
999
1000
999
999
999
999
998
998
997
997
996
996
995
994
994
995
995

Ozone (du)

436
434
431
429
426
423
431
440
448
442
436
430
425
420
415
411
407
402
398
394
390
391
391
392

Sunday 1

Full Moon 100%

16:24

08:16

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
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

Sun - Rise: 07:45, Set: 17:00, Transit: 12:23. Moon - Rise: 16:24, Set: 08:16. Civil Dark: 17:36 - 07:09. Nautical Dark: 18:16 - 06:29. Astro Dark: 18:55 - 05:51

Total Clouds (% Sky Obscured)

81
72
69
66
62
52
43
34
39
48
53
64
75
85
80
75
70
74
79
79

Low Clouds (% Sky Obscured)

50
62
60
59
57
49
40
31
35
38
40
42
42
45
49
51
49
58
69
76

Medium Clouds (% Sky Obscured)

31
14
10
5
0
23
43
34
39
48
53
58
59
60
44
33
18
33
46
45

High Clouds (% Sky Obscured)

33
0
2
4
6
4
4
4
10
18
31
32
29
27
35
39
42
54
67
79

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 (%)

35
36
35
33
24
23
24
21
23
20
7
12
11
2
4
5
4
9
10
12

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
4
7
7
7
7
6
6
4
4
4
4
4
4
3
3
3
4
4

Dew Point (°C)

5
5
5
5
6
6
6
6
6
6
5
5
5
5
5
4
5
4
5
5

Relative Humidity (%)

87
82
77
77
77
77
82
87
93
91
93
93
93
93
93
93
94
93
93
93

Pressure (mb)

995
995
995
995
995
995
995
995
995
995
994
994
994
994
993
993
992
991
991
990

Ozone (du)

392
393
393
394
394
395
393
392
391
392
394
396
397
399
400
401
401
401
403
405

Forecast for Bristol, Bristol, United Kingdom (51.45,-2.59)

Generated: 26/01/26 10:15:01. Forecast: 26/01/26 to 01/02/26. Timezone: UTC+0.00