Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 17

Waning Crescent 2%

07:50

14:39

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

Sun - Rise: 08:03, Set: 16:31, Transit: 12:17. Moon - Rise: 07:50, Set: 14:39. Civil Dark: 17:09 - 07:25. Nautical Dark: 17:50 - 06:43. Astro Dark: 18:30 - 06:04

Total Clouds (% Sky Obscured)

100
100
98
96
100
86
77
73
65
70
72
74
54
61
76
71
91
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

80
45
33
34
50
48
42
48
65
62
72
56
54
59
36
51
67
79
51
65
80
76
77
72

Medium Clouds (% Sky Obscured)

98
100
66
73
85
95
76
59
60
65
4
4
2
5
0
0
31
80
24
92
87
98
100
93

High Clouds (% Sky Obscured)

51
83
26
68
78
79
30
35
33
23
4
8
0
27
76
71
90
100
100
100
100
65
60
6

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
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

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
2
3
3
9
6
10
2
0
0
0
0
0
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
4
4
4
4
2
2
2
5
5
5
5
6
4
3
3
3
2
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

96
95
94
94
94
96
98
98
94
96
94
91
88
87
84
88
91
93
94
94
93
93
94
94

Pressure (mb)

1008
1008
1009
1009
1009
1010
1010
1011
1012
1012
1013
1014
1014
1014
1014
1015
1015
1016
1017
1018
1018
1018
1019
1019

Ozone (du)

399
397
399
401
406
411
417
420
418
419
420
421
421
419
419
417
415
412
410
411
411
410
409
407

Sunday 18

New Moon 0%

08:23

15:53

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

Sun - Rise: 08:02, Set: 16:32, Transit: 12:17. Moon - Rise: 08:23, Set: 15:53. Civil Dark: 17:10 - 07:24. Nautical Dark: 17:52 - 06:43. Astro Dark: 18:31 - 06:03

Total Clouds (% Sky Obscured)

97
90
98
96
99
96
100
100
100
100
100
100
100
100
99
100
99
99
97
97
100
95
100
95

Low Clouds (% Sky Obscured)

71
83
89
93
91
91
100
100
100
100
100
100
100
100
89
90
78
80
81
85
90
88
99
86

Medium Clouds (% Sky Obscured)

90
67
88
86
95
83
86
93
95
86
72
66
56
53
54
61
60
61
84
94
75
90
64
50

High Clouds (% Sky Obscured)

5
8
65
68
82
70
37
13
20
95
15
3
3
0
14
15
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
8
9
9
9
9
9
9
9
9
9
1
0
0
0
9
9
9
9
9
9

Fog (%)

0
0
0
2
18
56
74
77
47
43
34
7
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
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
1
3
18
43
40
38
34
34
16
20
24
11
13
35
50
62
64
35
39
51
59
59
58

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
96
96
94
96
96
98
98
98
96
91
93
96
96
98
98
98
98
96
96
93
90
90

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014

Ozone (du)

405
402
402
401
399
399
402
403
407
412
417
417
416
410
410
415
417
412
408
408
406
403
396
394

Monday 19

Waxing Crescent 1%

08:47

17:11

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

Sun - Rise: 08:01, Set: 16:34, Transit: 12:17. Moon - Rise: 08:47, Set: 17:11. Civil Dark: 17:12 - 07:23. Nautical Dark: 17:53 - 06:42. Astro Dark: 18:33 - 06:02

Total Clouds (% Sky Obscured)

93
93
90
97
93
93
98
99
100
100
96
97
100
97
95
95
99
99
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

80
82
71
71
74
86
95
98
100
100
94
94
100
97
94
93
98
98
97
95
97
97
93
95

Medium Clouds (% Sky Obscured)

50
65
42
51
47
44
89
84
46
68
37
27
36
25
21
23
20
27
28
19
27
36
89
21

High Clouds (% Sky Obscured)

0
0
1
0
9
10
5
1
7
1
1
1
1
1
4
1
10
13
89
14
62
24
18
11

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
1
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
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

36
23
9
4
4
3
6
11
28
40
15
15
37
47
30
18
26
31
41
53
66
67
52
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
7
7
7
7
7
7
7
7
7
8
8
9
9
9
9
8
8
8
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
91
91
91
91
91
94
94
96
93
90
93
96
96
96
95
95
96
96
96
96
95

Pressure (mb)

1014
1013
1013
1013
1013
1012
1012
1013
1013
1013
1013
1013
1013
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

394
393
393
392
392
392
390
387
387
386
387
389
390
392
393
390
391
394
394
394
394
393
392
394

Tuesday 20

Waxing Crescent 3%

09:05

18:31

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

Sun - Rise: 08:00, Set: 16:35, Transit: 12:18. Moon - Rise: 09:05, Set: 18:31. Civil Dark: 17:13 - 07:22. Nautical Dark: 17:55 - 06:41. Astro Dark: 18:34 - 06:01

Total Clouds (% Sky Obscured)

66
71
85
79
90
93
94
96
98
96
93
90
94
97
100
100
96
98
99
98
97
91
87
80

Low Clouds (% Sky Obscured)

60
68
76
66
85
88
91
94
96
68
67
75
80
81
79
85
93
98
89
80
73
72
72
71

Medium Clouds (% Sky Obscured)

13
4
11
14
19
21
16
30
58
82
74
65
70
85
100
100
45
45
43
39
34
33
18
2

High Clouds (% Sky Obscured)

2
2
15
7
6
2
13
1
19
15
10
15
40
70
100
100
90
94
70
37
5
5
5
15

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
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

11
2
2
0
1
1
2
5
2
9
14
12
23
15
9
37
52
76
95
95
95
95
90
35

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
1.2
1.6
1.2
0.6
0

Wind Speed/Direction (mph)

10
9
11
12
12
12
11
11
11
12
13
14
14
15
16
17
18
19
21
19
17
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
93
94
90
85
86
82
81
82
87
90
91
91
91
93
91
91
93
93
93
90
88
90
90

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1011
1010
1010
1009
1008
1007
1006
1005
1004
1004
1003
1003
1002

Ozone (du)

393
392
390
389
388
385
385
386
386
381
376
374
370
363
358
353
351
340
337
338
340
341
340
338

Wednesday 21

Waxing Crescent 8%

09:19

19:50

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

Sun - Rise: 07:59, Set: 16:37, Transit: 12:18. Moon - Rise: 09:19, Set: 19:50. Civil Dark: 17:15 - 07:21. Nautical Dark: 17:56 - 06:40. Astro Dark: 18:36 - 06:01

Total Clouds (% Sky Obscured)

84
90
100
99
98
96
97
95
96
93
97
92
94
94
99
99
98
98
98
99
100
98
97
95

Low Clouds (% Sky Obscured)

53
73
72
76
83
77
82
86
90
82
85
83
83
78
83
91
92
92
95
97
100
95
90
85

Medium Clouds (% Sky Obscured)

56
80
100
97
94
91
88
34
34
33
49
46
61
65
65
93
89
83
84
87
58
71
54
87

High Clouds (% Sky Obscured)

43
72
100
75
30
0
30
61
95
73
59
34
50
63
84
84
81
81
80
78
73
55
43
27

ISS Passover

Visibility (miles)

9
6
3
2
5
9
9
9
9
9
9
9
9
9
9
9
9
1
5
2
9
7
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
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
None
None

Precipitation Probability (%)

45
78
83
74
40
24
33
42
48
55
63
70
74
81
92
91
92
95
87
67
61
64
51
42

Precipitation Amount (mm)

0
0.5
0.6
0.5
0
0
0
0
0
0
0.3
0.4
0.4
0.5
0.7
0.6
0.6
0.8
0.6
0.3
0.3
0.4
0
0

Wind Speed/Direction (mph)

14
14
14
14
12
10
10
11
12
14
15
16
17
17
18
18
18
19
20
21
21
18
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
93
94
91
90
91
93
93
93
90
88
85
85
85
87
90
96
94
96
94
94
95
90

Pressure (mb)

1001
1001
1000
999
999
998
998
997
996
995
995
994
993
993
992
991
991
990
990
989
989
990
990
990

Ozone (du)

337
342
349
356
366
373
365
367
368
370
375
380
386
387
386
386
387
384
382
383
381
379
378
379

Thursday 22

Waxing Crescent 15%

09:31

21:09

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

Sun - Rise: 07:58, Set: 16:39, Transit: 12:18. Moon - Rise: 09:31, Set: 21:09. Civil Dark: 17:16 - 07:20. Nautical Dark: 17:57 - 06:39. Astro Dark: 18:37 - 06:00

Total Clouds (% Sky Obscured)

96
98
99
99
100
100
99
97
96
98
99
100
79
59
38
54
70
84
79
74
68
68
73
81

Low Clouds (% Sky Obscured)

88
91
93
92
91
90
92
93
95
97
98
100
79
59
38
49
58
67
70
71
68
64
62
60

Medium Clouds (% Sky Obscured)

88
85
81
77
74
63
42
22
5
5
8
15
13
8
2
7
12
16
9
6
3
11
18
25

High Clouds (% Sky Obscured)

37
43
52
69
82
92
70
48
22
7
2
0
0
0
0
0
0
0
0
0
1
3
3
5

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

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

Precipitation Probability (%)

63
60
60
50
51
52
49
53
61
57
54
53
50
44
46
40
31
16
18
12
1
2
2
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
4
4
4
4
4
4
3
2
2
2
2
2
3
3
4
4
4
4
3
3
4
4
3

Dew Point (°C)

6
6
6
6
6
6
6
6
5
5
5
5
6
6
6
6
6
6
6
5
5
5
5
5

Relative Humidity (%)

93
93
93
94
94
94
94
93
90
87
87
88
90
90
88
87
90
93
96
94
96
94
94
93

Pressure (mb)

990
991
991
991
991
991
991
991
991
992
992
992
991
992
992
992
992
992
993
993
993
992
992
992

Ozone (du)

379
379
379
378
381
384
386
388
390
392
392
392
393
394
395
396
393
390
386
383
380
376
373
370

Friday 23

Waxing Crescent 23%

09:43

22:28

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

Sun - Rise: 07:57, Set: 16:41, Transit: 12:19. Moon - Rise: 09:43, Set: 22:28. Civil Dark: 17:18 - 07:19. Nautical Dark: 17:59 - 06:38. Astro Dark: 18:38 - 05:59

Total Clouds (% Sky Obscured)

86
86
89
93
96
100
97
95
92
94
97
100
100
100
100
91
83
74
80
86
85
77
74
71

Low Clouds (% Sky Obscured)

70
78
83
89
95
100
94
88
83
80
78
76
81
86
92
86
80
71
70
68
67
65
67
70

Medium Clouds (% Sky Obscured)

42
54
60
71
78
84
86
87
88
92
94
98
99
99
100
86
73
63
55
42
30
26
20
10

High Clouds (% Sky Obscured)

5
5
5
31
53
79
68
59
51
65
78
92
65
36
3
1
1
0
0
1
1
4
6
5

ISS Passover

Visibility (miles)

9
8
6
4
3
1
0
3
6
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
41
51
95
95
95
95
95
95
90
59
32
36
42
48
48
48
48
45
37
20
24
26
24

Precipitation Amount (mm)

0
0
0
1.2
2.7
3.8
1.6
1.3
1.2
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
93
96
98
96
94
91
88
85
81
81
81
81
83
88
91
89
91
89
91
91

Pressure (mb)

992
991
991
990
990
990
990
991
991
991
991
991
992
992
992
992
993
993
994
994
995
995
995
996

Ozone (du)

366
367
369
370
373
375
378
381
383
385
390
394
398
397
397
396
396
396
396
397
397
398
398
397

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 17/01/26 08:48:52. Forecast: 17/01/26 to 23/01/26. Timezone: UTC+0.00