Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 31

Waxing Gibbous 99%

14:53

07:55

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
10 Bad
11 Bad

Sun - Rise: 07:47, Set: 16:57, Transit: 12:23. Moon - Rise: 14:53, Set: 07:55. Civil Dark: 17:34 - 07:11. Nautical Dark: 18:14 - 06:30. Astro Dark: 18:53 - 05:51

Total Clouds (% Sky Obscured)

38
53
59
92
92
91
48
45
35
58
92
100
100
96
94
96
98
97
97
99
100
93
94
89

Low Clouds (% Sky Obscured)

31
13
22
19
31
49
41
45
35
58
45
36
45
49
45
60
58
63
71
78
84
81
83
80

Medium Clouds (% Sky Obscured)

38
53
59
74
81
80
15
2
0
15
33
100
100
91
70
86
94
95
96
99
99
83
28
80

High Clouds (% Sky Obscured)

38
53
22
0
0
0
0
0
0
2
52
100
76
74
88
89
94
75
68
75
75
6
2
7

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

Light Rain
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 (%)

95
95
20
18
2
12
10
2
1
0
0
0
0
0
0
1
2
3
19
33
47
42
35
34

Precipitation Amount (mm)

1.2
0.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
81
81
84
90
91
94
94
94
94
94
96
96
96
98
96
96
96
94
94
94
94
94

Pressure (mb)

997
997
997
998
999
999
1000
1000
1001
1001
1002
1001
1002
1001
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003

Ozone (du)

447
447
443
457
477
481
471
482
465
426
411
406
401
397
395
392
392
388
386
386
386
386
387
387

Sunday 1

Full Moon 100%

16:23

08:16

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

Sun - Rise: 07:45, Set: 16:59, Transit: 12:23. Moon - Rise: 16:23, Set: 08:16. Civil Dark: 17:35 - 07:09. Nautical Dark: 18:15 - 06:29. Astro Dark: 18:55 - 05:50

Total Clouds (% Sky Obscured)

88
91
92
90
95
64
55
57
38
40
41
64
71
69
89
87
82
86
95
81
86
96
97
100

Low Clouds (% Sky Obscured)

78
79
72
66
61
61
55
57
38
40
41
64
71
69
89
87
82
86
95
81
85
80
74
81

Medium Clouds (% Sky Obscured)

76
80
47
38
44
3
0
0
0
2
5
2
35
36
2
21
29
1
1
1
1
2
0
14

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
1
0
2
0
0
0
1
3
10
6
15
18
24
81
87
100

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
2
23
4
1
0
5
0
0

Precipitation Type

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

Precipitation Probability (%)

21
40
51
53
45
22
13
2
1
1
0
0
0
0
0
0
0
0
0
0
1
1
1
1

Precipitation Amount (mm)

0
0
0
0.2
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
4
8
7
6
4
3
3
3
3
2
2
2
2
4
4
6
6
7
7
7
8
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
6
6
5
5
5
5
6
4
4
3
3
1
1
1
0
-1
0
-1
-1
-0
1
2

Dew Point (°C)

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

Relative Humidity (%)

96
91
85
88
93
93
93
93
96
98
98
98
98
98
98
96
93
89
89
89
91
94
94
90

Pressure (mb)

1003
1003
1002
1002
1003
1002
1003
1002
1002
1002
1002
1002
1001
1001
1000
999
998
998
997
997
997
996
996
995

Ozone (du)

385
386
383
385
381
379
379
380
381
382
380
379
376
379
376
374
372
372
372
371
371
373
372
371

Monday 2

Waning Gibbous 98%

17:51

08:31

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: 07:43, Set: 17:01, Transit: 12:23. Moon - Rise: 17:51, Set: 08:31. Civil Dark: 17:37 - 07:08. Nautical Dark: 18:17 - 06:28. Astro Dark: 18:56 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

80
69
96
69
85
87
80
70
86
94
91
82
85
86
86
92
98
90
92
96
99
100
100
100

Medium Clouds (% Sky Obscured)

72
41
89
100
100
100
97
100
100
98
94
94
94
97
99
100
95
100
100
93
100
100
99
99

High Clouds (% Sky Obscured)

89
100
100
100
94
100
100
100
100
100
100
100
86
100
100
100
69
60
76
87
96
96
93
89

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
1
2
8
9
9
9
5
4

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
3
8
14
18
25
18
32
35
34
55
60
50
48
46
56
46
47
41
49
55
77
92
95

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
84
81
84
87
88
87
87
87
88
88
90
93
93
94
94
96
98
98
96
96
94
94
94

Pressure (mb)

994
993
992
992
991
991
991
991
991
991
990
990
990
990
989
989
989
990
990
990
990
991
991
991

Ozone (du)

371
370
368
369
369
369
371
372
373
375
377
378
376
376
377
378
379
381
382
384
385
387
384
384

Tuesday 3

Waning Gibbous 94%

19:15

08:43

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: 07:42, Set: 17:03, Transit: 12:23. Moon - Rise: 19:15, Set: 08:43. Civil Dark: 17:39 - 07:06. Nautical Dark: 18:19 - 06:26. Astro Dark: 18:58 - 05:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
98
97
97
95
93
91
94
96
100
99
97
95
92
90
88

Low Clouds (% Sky Obscured)

100
100
100
97
94
91
89
89
88
83
77
74
75
72
69
79
90
100
98
96
94
91
88
86

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
97
94
91
89
87
85
80
74
67
57
56
17
9
4
2
0
0
0

High Clouds (% Sky Obscured)

91
95
100
96
92
88
59
29
5
5
10
25
35
35
40
45
45
19
2
0
0
0
0
0

ISS Passover

Visibility (miles)

3
2
2
3
2
1
1
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

Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

95
95
95
95
95
95
95
79
72
61
49
32
27
20
3
5
3
1
3
3
3
5
16
23

Precipitation Amount (mm)

0.9
1
0.6
0.7
1
1.2
0.8
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
96
98
98
98
96
96
96
96
94
94
94
94
96
96
98
91
89
89
94
85
86

Pressure (mb)

992
992
992
992
992
993
994
994
994
995
995
995
995
995
995
995
995
994
994
994
994
994
994
994

Ozone (du)

383
384
386
388
392
396
402
407
410
413
414
416
419
420
419
422
428
438
452
477
493
505
510
509

Wednesday 4

Waning Gibbous 88%

20:34

08:54

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: 07:40, Set: 17:05, Transit: 12:23. Moon - Rise: 20:34, Set: 08:54. Civil Dark: 17:40 - 07:05. Nautical Dark: 18:20 - 06:25. Astro Dark: 18:59 - 05:46

Total Clouds (% Sky Obscured)

85
82
80
82
84
88
83
81
81
76
60
67
76
75
73
72
73
73
78
80
82
87
93
97

Low Clouds (% Sky Obscured)

80
74
68
69
70
71
74
77
81
76
60
67
75
72
68
67
67
69
70
69
71
73
79
87

Medium Clouds (% Sky Obscured)

53
51
53
55
61
33
20
10
0
1
2
2
2
1
0
14
30
58
71
80
82
87
85
80

High Clouds (% Sky Obscured)

30
40
40
35
30
28
25
13
13
11
1
2
14
31
73
72
73
73
73
52
39
30
5
15

ISS Passover

Visibility (miles)

9
9
8
5
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 (%)

34
46
47
34
18
19
19
19
18
16
12
3
6
8
2
4
4
1
3
4
5
7
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
90
91
91
90
91
93
93
93
93
94
94
94
94
94
94
93
91
91
93
93
90
87

Pressure (mb)

994
994
994
994
994
994
994
994
994
995
995
995
994
994
994
994
993
993
993
993
993
993
993
993

Ozone (du)

497
489
478
470
467
466
462
456
449
446
443
444
450
445
440
435
436
436
436
435
434
434
431
428

Thursday 5

Waning Gibbous 81%

21:50

09:05

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: 07:38, Set: 17:07, Transit: 12:23. Moon - Rise: 21:50, Set: 09:05. Civil Dark: 17:42 - 07:03. Nautical Dark: 18:22 - 06:23. Astro Dark: 19:01 - 05:44

Total Clouds (% Sky Obscured)

90
83
75
71
73
74
77
82
87
93
97
100
100
100
99
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

83
80
75
71
59
41
50
61
69
77
84
91
92
92
93
95
97
100
100
100
100
97
94
91

Medium Clouds (% Sky Obscured)

70
65
65
69
73
74
67
51
34
29
25
25
42
58
80
76
72
68
49
34
20
23
31
36

High Clouds (% Sky Obscured)

20
19
24
19
14
9
3
2
0
0
0
5
4
4
8
5
6
1
3
6
8
10
13
19

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 (%)

9
12
10
11
8
2
3
3
0
1
1
1
4
4
0
5
6
3
8
10
7
16
16
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
12
12
11
11
10
11
11
12
12
12
11
11
11
12
12
12
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
85
84
84
82
84
82
80
79
78
79
79
80
80
80
80
82
82
83
85
85
85
82
78

Pressure (mb)

993
993
993
992
993
993
993
993
993
993
993
994
994
994
994
993
994
994
994
994
994
995
995
995

Ozone (du)

425
424
423
421
421
420
419
418
417
415
415
414
414
412
409
407
405
403
402
403
404
405
409
412

Friday 6

Waning Gibbous 72%

23:05

09:17

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

Sun - Rise: 07:37, Set: 17:08, Transit: 12:23. Moon - Rise: 23:05, Set: 09:17. Civil Dark: 17:44 - 07:01. Nautical Dark: 18:23 - 06:22. Astro Dark: 19:02 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

88
85
81
83
85
87
91
95
98
94
90
87
91
95
99
99
100
100

Medium Clouds (% Sky Obscured)

42
49
49
66
83
99
100
100
100
100
100
100
100
99
99
94
92
91

High Clouds (% Sky Obscured)

46
73
100
71
45
26
23
25
33
37
36
35
20
15
15
15
15
15

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

Precipitation Probability (%)

24
26
20
24
28
27
39
51
57
61
63
60
58
56
52
44
35
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
5
5
5
5
5
4
4
4
4
3
3
3
3
3
3
3
3

Feels Like (°C)

-1
0
0
0
0
1
1
-0
-1
-1
0
0
-0
-2
-2
-1
-1
-1

Dew Point (°C)

1
1
0
0
0
-0
-0
0
0
-0
0
1
1
1
0
1
1
1

Relative Humidity (%)

76
73
72
71
71
71
72
75
76
76
79
83
85
86
85
85
85
85

Pressure (mb)

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

Ozone (du)

416
419
421
424
426
427
429
430
432
433
435
436
437
435
433
432
434
437

Forecast for Rangeworthy, South Gloucestershire, United Kingdom (51.58,-2.45)

Generated: 31/01/26 11:54:41. Forecast: 31/01/26 to 06/02/26. Timezone: UTC+0.00