Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 15

Waning Crescent 3%

04:26

19:42

05 Good
06 Good
07 Good
08 Good
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 Good
23 Good
00 OK
01 OK
02 OK
03 Bad
04 Bad

Sun - Rise: 05:16, Set: 20:55, Transit: 13:06. Moon - Rise: 04:26, Set: 19:42. Civil Dark: 21:37 - 04:33. Nautical Dark: 22:34 - 03:35. Astro Dark: 00:02 - 02:04

Total Clouds (% Sky Obscured)

5
4
2
8
61
68
92
100
87
100
97
75
70
52
52
64
64
3
9
43
42
46
64
75

Low Clouds (% Sky Obscured)

1
2
1
8
47
46
51
49
19
49
60
55
59
41
44
53
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

5
4
2
8
20
44
65
75
47
55
49
26
22
16
14
22
26
0
2
19
14
18
64
75

High Clouds (% Sky Obscured)

3
4
2
4
0
0
0
0
0
0
2
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
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 (%)

0
0
1
1
21
33
45
41
28
26
23
30
11
25
26
5
0
0
0
0
0
0
0
4

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)

5
4
3
4
4
5
8
10
10
11
9
9
13
8
6
7
7
5
5
3
2
2
3
3

Chance of Frost

Temperature (°C)

4
5
6
8
10
11
12
12
13
13
13
13
12
13
12
11
9
8
8
7
6
6
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
94
93
85
74
60
58
64
56
56
53
48
75
63
69
80
82
82
85
84
85
86
85
86

Pressure (mb)

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

Ozone (du)

408
408
409
412
414
416
419
421
420
417
413
409
404
401
400
399
397
397
396
395
395
396
397
396

Saturday 16

New Moon 0%

04:56

21:17

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:15, Set: 20:57, Transit: 13:06. Moon - Rise: 04:56, Set: 21:17. Civil Dark: 21:39 - 04:31. Nautical Dark: 22:36 - 03:33. Astro Dark: 00:07 - 01:58

Total Clouds (% Sky Obscured)

90
92
83
88
90
91
100
99
100
100
100
100
100
100
100
100
100
99
96
91
92
90
94
96

Low Clouds (% Sky Obscured)

30
50
15
35
30
59
100
87
74
75
71
76
93
74
59
63
70
73
68
69
86
82
72
70

Medium Clouds (% Sky Obscured)

73
82
81
66
46
40
47
48
64
100
93
100
95
86
99
98
99
98
92
50
24
44
86
94

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
76
86
90
100
100
100
100
100
100
76
6
0
7
15
15
23
20

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 (%)

0
0
0
0
4
7
22
25
27
30
36
47
42
38
34
34
43
39
34
35
24
20
10
17

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
2
3
4
5
5
6
7
9
8
7
10
10
10
10
10
10
9
9
9
9
9
9
9

Relative Humidity (%)

83
75
77
73
68
67
72
70
79
68
66
81
90
92
90
90
95
93
91
95
96
95
93
95

Pressure (mb)

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

Ozone (du)

397
398
396
395
394
393
392
391
389
389
389
390
388
388
388
390
394
400
404
404
402
401
403
404

Sunday 17

Waxing Crescent 1%

04:56

22:47

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:13, Set: 20:58, Transit: 13:06. Moon - Rise: 04:56, Set: 22:47. Civil Dark: 21:40 - 04:29. Nautical Dark: 22:39 - 03:30. Astro Dark: 00:13 - 01:52

Total Clouds (% Sky Obscured)

98
100
100
100
96
100
100
96
98
100
100
100
100
97
100
84
63
100
86
67
72
75
78
86

Low Clouds (% Sky Obscured)

77
80
85
65
42
48
49
44
40
45
29
48
42
61
48
1
1
1
26
52
56
64
74
50

Medium Clouds (% Sky Obscured)

96
77
78
35
30
25
20
44
95
100
100
100
100
97
100
68
39
98
76
66
71
68
3
77

High Clouds (% Sky Obscured)

28
100
100
100
86
100
41
15
83
100
100
100
100
59
45
35
0
28
18
2
0
0
0
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
4
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
Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
None
None

Precipitation Probability (%)

7
5
31
50
57
72
71
63
59
61
49
44
36
37
14
4
1
6
25
34
51
67
14
52

Precipitation Amount (mm)

0
0
0
0.3
0.2
0.4
0.4
0
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0.3
0.7
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
91
85
77
66
61
57
54
53
53
54
60
65
67
72
82
88
90
91
93
96
96
96

Pressure (mb)

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

Ozone (du)

406
410
412
415
415
415
417
419
419
419
423
424
426
426
426
427
426
428
430
430
431
430
431
426

Monday 18

Waxing Crescent 5%

05:42

00:02

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:12, Set: 21:00, Transit: 13:06. Moon - Rise: 05:42, Set: 00:02. Civil Dark: 21:42 - 04:28. Nautical Dark: 22:41 - 03:28. Astro Dark: 00:20 - 01:44

Total Clouds (% Sky Obscured)

92
100
100
71
100
64
100
100
100
100
97
100
100
100
100
100
100
100
100
100
98
95
93
87

Low Clouds (% Sky Obscured)

28
5
10
19
29
41
54
67
70
70
70
82
89
94
96
98
100
94
87
81
78
74
68
66

Medium Clouds (% Sky Obscured)

87
100
54
51
52
57
61
71
100
99
96
96
93
84
94
97
100
100
100
88
42
64
20
18

High Clouds (% Sky Obscured)

37
60
77
71
85
64
53
34
51
74
97
97
95
100
95
90
86
92
96
100
60
65
68
25

ISS Passover

Visibility (miles)

4
2
9
9
5
5
9
9
9
9
9
9
9
9
9
9
4
3
6
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
None
None
None
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
Light Rain
Light Rain
None
None

Precipitation Probability (%)

95
76
28
29
37
36
25
20
26
37
54
70
85
95
95
95
95
95
95
95
95
81
52
33

Precipitation Amount (mm)

1.2
0.4
0
0
0
0
0
0
0
0
0
0.3
0.5
0.7
0.7
0.7
0.9
0.8
0.7
1.2
0.8
0.5
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
95
91
93
80
60
57
56
55
58
65
80
90
96
96
96
96
98
98
98
95
95

Pressure (mb)

1009
1009
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1008
1008
1007
1007
1006
1006
1005
1004
1004
1004
1004
1004

Ozone (du)

421
417
418
413
408
404
400
397
394
391
387
383
385
385
384
384
382
386
389
394
398
397
392
390

Tuesday 19

Waxing Crescent 12%

06:47

00:55

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:10, Set: 21:01, Transit: 13:06. Moon - Rise: 06:47, Set: 00:55. Civil Dark: 21:44 - 04:26. Nautical Dark: 22:43 - 03:26. Astro Dark: 00:28 - 01:35

Total Clouds (% Sky Obscured)

82
78
77
77
78
85
93
100
79
87
87
87
67
75
86
83
88
93
96
99
98
96
95
87

Low Clouds (% Sky Obscured)

63
60
56
52
49
55
61
66
63
62
65
62
57
55
73
83
88
87
93
99
97
95
93
82

Medium Clouds (% Sky Obscured)

60
70
27
72
50
80
67
57
52
75
37
38
36
35
5
0
0
5
10
18
19
14
6
10

High Clouds (% Sky Obscured)

48
36
31
40
40
57
77
100
60
28
1
0
0
0
30
22
0
0
0
2
6
8
13
18

ISS Passover

Visibility (miles)

9
9
9
9
6
5
6
6
9
9
9
9
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

17
15
21
28
31
58
77
95
95
95
95
95
88
51
66
62
60
55
49
46
36
28
29
22

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
96
93
93
93
92
92
83
68
66
78
84
90
83
86
89
90
92
90
92
92
93
93

Pressure (mb)

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

Ozone (du)

389
394
389
387
388
389
390
394
394
393
392
395
396
395
394
392
391
390
385
381
376
371
366
361

Wednesday 20

Waxing Crescent 21%

08:09

01:31

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:09, Set: 21:03, Transit: 13:06. Moon - Rise: 08:09, Set: 01:31. Civil Dark: 21:45 - 04:25. Nautical Dark: 22:46 - 03:24. Astro Dark: 00:37 - 01:22

Total Clouds (% Sky Obscured)

83
87
88
85
86
84
82
79
86
91
98
98
97
97
98
99
100
100
100
100
99
97
96
93

Low Clouds (% Sky Obscured)

69
66
64
65
64
67
67
71
68
62
56
43
30
21
22
26
29
43
50
55
61
70
75
73

Medium Clouds (% Sky Obscured)

13
12
9
7
6
6
6
6
10
14
22
18
11
5
15
21
25
21
31
28
44
62
84
67

High Clouds (% Sky Obscured)

23
23
14
4
1
1
0
0
14
28
42
63
84
97
96
94
91
94
97
99
90
80
70
74

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 (%)

16
12
13
13
11
14
18
21
18
14
11
9
8
2
6
6
2
8
10
6
5
4
0
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
87
86
82
80
79
77
71
65
61
65
71
77
82
87
95
95
93
93
92
93
92

Pressure (mb)

1014
1015
1015
1016
1017
1017
1018
1018
1019
1019
1019
1019
1020
1020
1020
1021
1021
1022
1022
1022
1023
1023
1023
1023

Ozone (du)

357
354
350
348
345
343
342
341
341
340
338
337
338
338
338
340
341
343
346
350
353
352
350
349

Thursday 21

Waxing Crescent 31%

09:38

01:55

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 OK
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:08, Set: 21:04, Transit: 13:06. Moon - Rise: 09:38, Set: 01:55. Civil Dark: 21:47 - 04:23. Nautical Dark: 22:48 - 03:22. Astro Dark: 00:50 - N/A

Total Clouds (% Sky Obscured)

90
77
72
68
75
72
72
85
85
79
74
61
47
41
41
52
62
69
77
84

Low Clouds (% Sky Obscured)

72
71
72
68
75
72
72
85
75
60
41
24
21
20
20
23
27
31
36
38

Medium Clouds (% Sky Obscured)

51
34
35
36
44
47
47
43
35
27
18
16
13
13
9
6
1
12
21
34

High Clouds (% Sky Obscured)

74
61
72
68
75
72
72
85
85
79
74
61
47
41
41
52
62
69
72
73

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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
14
14
15
16
16
16
22
21
21
21
20
21
19
18
19
17
17

Dew Point (°C)

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

Relative Humidity (%)

90
89
86
82
77
72
68
64
60
58
56
54
60
66
72
77
81
86
83
80

Pressure (mb)

1023
1023
1024
1024
1024
1024
1024
1024
1025
1025
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025

Ozone (du)

348
348
348
346
345
343
342
342
341
341
342
342
341
341
340
340
341
341
342
343

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

Generated: 15/05/26 05:59:07. Forecast: 15/05/26 to 21/05/26. Timezone: UTC+1.00