Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 13

Waning Crescent 9%

03:46

18:07

19 Bad
20 Bad
21 Bad
22 OK
23 OK
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

Sun - Rise: 05:15, Set: 20:50, Transit: 13:03. Moon - Rise: 03:46, Set: 18:07. Civil Dark: 21:31 - 04:34. Nautical Dark: 22:27 - 03:37. Astro Dark: 23:48 - 02:13

Total Clouds (% Sky Obscured)

57
48
47
6
21
53
73
82
69
85
79
81
87
83
94
88
98
100
100
100
100
75
100
82

Low Clouds (% Sky Obscured)

31
44
38
6
21
53
73
82
69
75
63
70
75
72
88
78
70
70
64
69
75
63
66
66

Medium Clouds (% Sky Obscured)

0
2
1
0
0
0
1
1
3
26
46
53
39
51
49
63
93
100
96
97
98
73
95
75

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
4
9
9
6
4
4
4
4
4
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

14
2
0
0
0
0
0
0
4
8
21
33
51
66
66
74
80
91
95
95
95
91
83
68

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.4
0.5
0.5
0.8
0.9
0.9
0.7
0.7
0.6
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
80
84
90
93
91
91
90
96
93
88
90
93
98
93
77
73
74
78
76
73
74
76
81

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1001
1001
1002

Ozone (du)

427
428
429
429
428
428
428
427
427
431
432
428
425
425
425
423
422
422
424
426
427
429
429
430

Thursday 14

Waning Crescent 3%

04:02

No Set

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

Sun - Rise: 05:13, Set: 20:51, Transit: 13:03. Moon - Rise: 04:02, Set: No Set. Civil Dark: 21:32 - 04:32. Nautical Dark: 22:29 - 03:35. Astro Dark: 23:53 - 02:07

Total Clouds (% Sky Obscured)

23
37
31
37
72
99
98
94
95
95
95
97
88
93
84
99
89
100
87
89
100
81
42
60

Low Clouds (% Sky Obscured)

22
37
31
37
55
54
72
70
54
67
74
49
51
82
70
81
66
40
56
49
44
39
34
48

Medium Clouds (% Sky Obscured)

22
37
31
4
3
96
93
88
90
86
90
88
84
92
77
96
84
96
45
45
55
26
8
58

High Clouds (% Sky Obscured)

3
3
3
1
72
49
62
56
56
58
45
89
55
40
15
10
10
7
2
0
1
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

71
33
14
0
0
0
0
0
0
0
0
1
3
12
38
53
46
33
23
42
43
38
53
55

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
4
4
4
3
3
3
3
2
2
3
3
4
6
6
7
7
8
10
10
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

84
85
90
91
94
94
93
94
93
93
93
93
91
88
85
85
93
93
83
68
63
65
63
70

Pressure (mb)

1002
1003
1004
1004
1005
1005
1006
1006
1006
1007
1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1008
1008
1008
1008

Ozone (du)

429
431
432
429
424
423
423
420
418
417
418
417
417
416
414
414
414
416
415
414
413
413
415
419

Friday 15

Waning Crescent 0%

04:23

19:39

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

Sun - Rise: 05:12, Set: 20:53, Transit: 13:03. Moon - Rise: 04:23, Set: 19:39. Civil Dark: 21:34 - 04:30. Nautical Dark: 22:31 - 03:32. Astro Dark: 23:59 - 02:02

Total Clouds (% Sky Obscured)

43
17
9
6
4
8
42
56
35
41
42
38
40
47
56
73
80
94
96
98
100
98
86
99

Low Clouds (% Sky Obscured)

13
0
0
0
0
4
16
16
2
20
17
24
16
29
44
45
68
86
92
95
98
88
77
77

Medium Clouds (% Sky Obscured)

43
17
5
1
0
0
6
8
13
17
13
17
16
18
25
25
34
69
94
94
95
74
33
81

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
43
54
53
73
88

ISS Passover

Visibility (miles)

7
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 (%)

37
6
3
0
0
0
0
0
0
0
0
2
4
4
8
7
28
41
35
43
44
43
45
36

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
6
5
4
4
4
4
4
4
3
3
3
3
5
7
7
8
9
10
10
10
11
11
12

Chance of Frost

Temperature (°C)

11
10
8
7
5
4
4
3
3
3
2
3
5
7
8
10
11
11
11
11
11
12
12
11

Feels Like (°C)

8
8
6
4
3
2
1
1
0
2
2
3
4
6
7
9
10
10
8
8
8
7
8
7

Dew Point (°C)

8
7
5
4
3
2
1
1
0
1
0
1
3
4
4
3
3
3
3
4
4
4
5
7

Relative Humidity (%)

84
84
84
85
86
85
83
83
83
86
86
88
86
81
75
64
59
57
57
60
62
57
63
76

Pressure (mb)

1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009

Ozone (du)

425
431
431
430
429
427
419
412
408
405
403
401
400
401
401
400
399
398
397
395
394
393
395
396

Saturday 16

New Moon 1%

04:54

21:14

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
17 Bad
18 Bad

Sun - Rise: 05:11, Set: 20:54, Transit: 13:03. Moon - Rise: 04:54, Set: 21:14. Civil Dark: 21:36 - 04:28. Nautical Dark: 22:34 - 03:30. Astro Dark: 00:04 - 01:56

Total Clouds (% Sky Obscured)

98
95
92
87
83
79
81
84
85
91
96
100
100
100
100
100
100
99
100
100
100
99
97
85

Low Clouds (% Sky Obscured)

77
82
85
75
66
57
52
49
51
57
47
45
51
61
72
70
66
51
52
56
46
49
33
27

Medium Clouds (% Sky Obscured)

97
84
84
76
76
68
65
60
59
66
83
100
100
100
100
99
98
98
99
100
100
99
97
59

High Clouds (% Sky Obscured)

70
37
1
1
2
3
15
32
44
63
81
100
100
100
98
83
65
44
37
33
24
14
6
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

35
34
30
29
29
41
44
32
17
19
16
19
28
29
25
46
57
61
54
48
45
47
45
29

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
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
78
82
88
88
90
95
98
98
98
98
98
93
85
81
76
68
64
64
63
65
72
75

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

394
396
398
400
403
406
402
399
398
399
401
404
406
409
416
417
419
422
425
428
434
436
437
436

Sunday 17

Waxing Crescent 5%

05:39

22:44

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
17 Bad
18 Bad

Sun - Rise: 05:09, Set: 20:56, Transit: 13:03. Moon - Rise: 05:39, Set: 22:44. Civil Dark: 21:38 - 04:27. Nautical Dark: 22:36 - 03:28. Astro Dark: 00:10 - 01:50

Total Clouds (% Sky Obscured)

90
88
85
88
91
100
100
100
100
100
100
100
97
96
95
99
100
100
98
96
94
96
98
100

Low Clouds (% Sky Obscured)

30
32
37
46
57
62
66
66
67
67
68
69
33
39
44
48
52
57
54
51
48
55
62
68

Medium Clouds (% Sky Obscured)

83
81
78
76
62
100
100
100
100
100
100
100
79
60
42
39
39
40
38
31
22
43
66
87

High Clouds (% Sky Obscured)

0
0
2
0
0
1
3
35
25
20
20
20
81
78
77
89
91
93
88
82
78
86
93
95

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

34
21
5
8
10
12
24
56
76
41
45
29
21
25
27
43
52
58
61
64
66
61
58
58

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
10
8
6
6
7
7
7
8
9
8
9
9
6
8
9
10
11
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
6
5
5
5
5
3
3
4
4
4
4
5
5
6
7
7
8
9
12
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

74
81
91
93
93
94
96
96
96
96
93
96
96
88
83
77
75
74
73
74
76
79
82
86

Pressure (mb)

1009
1009
1010
1010
1009
1009
1009
1008
1008
1007
1007
1007
1007
1013
1013
1014
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

433
432
433
436
438
439
438
436
434
433
437
439
437
430
422
414
410
405
401
397
393
389
389
389

Monday 18

Waxing Crescent 12%

06:45

23:59

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
17 Bad
18 Bad

Sun - Rise: 05:08, Set: 20:57, Transit: 13:03. Moon - Rise: 06:45, Set: 23:59. Civil Dark: 21:39 - 04:25. Nautical Dark: 22:38 - 03:26. Astro Dark: 00:17 - 01:42

Total Clouds (% Sky Obscured)

99
97
96
97
99
100
100
100
100
100
99
99
98
96
95
97
98
98
96
94
95
95
95
96

Low Clouds (% Sky Obscured)

47
28
14
36
47
58
65
65
64
64
65
69
65
61
59
72
84
95
96
94
95
94
87
81

Medium Clouds (% Sky Obscured)

86
90
91
89
87
85
81
79
82
68
60
48
44
40
38
30
21
12
17
18
19
18
17
12

High Clouds (% Sky Obscured)

88
85
84
87
94
100
100
100
100
91
81
65
62
71
84
70
52
35
21
7
1
4
6
24

ISS Passover

Visibility (miles)

6
7
8
9
9
9
9
6
3
0
3
6
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
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 (%)

49
39
25
23
22
22
40
49
51
47
39
31
30
27
27
36
45
51
46
38
28
33
38
42

Precipitation Amount (mm)

0.2
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
9
8
8
9
10
10
10
11
9
8
8
11
13
15
16
17
18
17
17
17
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
10
9
9
9
9
9
9
9
10
10
11
11
11
11
11
11
11
11
10
10
10
11
11

Relative Humidity (%)

90
93
93
96
96
96
96
96
98
98
98
96
96
92
89
86
83
79
75
74
73
72
76
82

Pressure (mb)

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

Ozone (du)

389
390
391
391
392
392
392
392
391
391
393
394
395
394
393
392
390
388
386
386
385
385
381
377

Tuesday 19

Waxing Crescent 21%

08:07

00:52

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: 05:07, Set: 20:58, Transit: 13:03. Moon - Rise: 08:07, Set: 00:52. Civil Dark: 21:41 - 04:24. Nautical Dark: 22:41 - 03:24. Astro Dark: 00:24 - 01:33

Total Clouds (% Sky Obscured)

96
95
95
96
96
97
97
97
98
98
99
97
99
99
99
99
98
98

Low Clouds (% Sky Obscured)

80
79
82
72
65
58
67
76
84
83
85
90
88
82
75
57
40
22

Medium Clouds (% Sky Obscured)

30
48
65
67
72
71
69
62
60
59
58
61
49
41
33
38
35
37

High Clouds (% Sky Obscured)

29
34
35
51
67
81
54
28
0
11
24
33
23
16
10
16
22
30

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 (%)

39
34
14
23
14
4
5
3
3
3
1
0
0
0
0
4
8
11

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
11
11
11
10
10
10
10
10
10
10
10
10
10
11
11
11

Relative Humidity (%)

89
90
92
95
95
95
95
93
91
90
88
87
86
81
79
76
73
71

Pressure (mb)

1014
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

373
372
372
371
371
370
370
367
364
361
357
354
350
349
347
346
345
345

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

Generated: 13/05/26 19:11:41. Forecast: 13/05/26 to 19/05/26. Timezone: UTC+1.00