Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 22

Waxing Gibbous 83%

18:26

00:32

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

Sun - Rise: 06:15, Set: 20:18, Transit: 13:16. Moon - Rise: 18:26, Set: 00:32. Civil Dark: 20:53 - 05:39. Nautical Dark: 21:37 - 04:55. Astro Dark: 22:30 - 04:06

Total Clouds (% Sky Obscured)

16
35
53
63
100
100
100
100
97
67
40
45
45
50
53
48
36
17
4
2
13
24
70
38

Low Clouds (% Sky Obscured)

0
0
11
19
25
27
30
32
30
17
0
0
0
11
9
0
1
3
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
0
0
0
0
6
10
16
14
7
2
0
5
12
9
9

High Clouds (% Sky Obscured)

16
35
53
63
100
100
100
100
87
37
25
25
30
12
6
3
1
0
0
1
2
2
70
23

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

Wind Speed/Direction (mph)

3
3
3
3
5
4
4
3
4
4
3
3
5
6
8
9
10
11
12
11
9
7
3
1

Chance of Frost

Temperature (°C)

11
8
7
8
8
8
8
8
7
7
10
16
19
21
22
23
23
22
21
21
21
20
18
16

Feels Like (°C)

9
7
6
6
7
6
6
6
6
6
9
14
16
19
20
21
21
21
20
20
20
19
19
18

Dew Point (°C)

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

Relative Humidity (%)

75
81
85
87
87
88
88
87
88
84
71
56
46
41
38
40
43
44
47
49
52
57
74
83

Pressure (mb)

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

Ozone (du)

353
352
353
354
354
355
355
355
355
356
355
356
356
354
352
350
348
347
346
345
345
344
342
341

Sunday 23

Waxing Gibbous 83%

18:58

01:34

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 OK
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

Sun - Rise: 06:16, Set: 20:16, Transit: 13:16. Moon - Rise: 18:58, Set: 01:34. Civil Dark: 20:51 - 05:41. Nautical Dark: 21:34 - 04:57. Astro Dark: 22:27 - 04:08

Total Clouds (% Sky Obscured)

93
100
100
100
83
21
33
77
89
85
100
76
77
93
100
92
71
83
93
89
87
84
91
93

Low Clouds (% Sky Obscured)

0
9
3
0
0
0
0
0
0
0
0
1
8
59
71
40
39
11
18
21
12
3
0
2

Medium Clouds (% Sky Obscured)

4
5
1
0
0
0
0
3
12
2
8
73
77
93
91
90
71
83
26
21
23
17
23
88

High Clouds (% Sky Obscured)

85
100
100
100
83
19
33
67
85
82
100
26
33
51
100
51
27
53
17
72
61
71
83
1

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

2
3
4
4
5
5
5
5
5
6
10
14
17
18
18
17
18
17
16
14
12
10
7
5

Chance of Frost

Temperature (°C)

14
12
11
10
10
11
11
11
12
12
14
16
19
20
21
21
22
23
22
22
22
22
20
18

Feels Like (°C)

16
11
10
9
9
10
10
10
10
10
11
13
13
15
16
16
17
18
17
17
18
19
19
17

Dew Point (°C)

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

Relative Humidity (%)

83
83
84
84
85
90
91
93
93
90
78
68
53
47
43
40
36
32
30
33
38
40
42
51

Pressure (mb)

1023
1023
1023
1023
1022
1022
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1016
1015
1014
1014
1013
1013
1012
1013

Ozone (du)

339
338
337
336
334
332
330
325
321
321
321
320
321
321
323
325
327
328
329
329
329
329
328
329

Monday 24

Waxing Gibbous 90%

19:22

02:45

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:18, Set: 20:13, Transit: 13:16. Moon - Rise: 19:22, Set: 02:45. Civil Dark: 20:48 - 05:43. Nautical Dark: 21:32 - 04:59. Astro Dark: 22:24 - 04:11

Total Clouds (% Sky Obscured)

87
100
99
87
100
100
97
89
90
89
81
87
69
90
72
80
69
69
75
79
96
91
86
79

Low Clouds (% Sky Obscured)

0
54
47
19
18
24
4
19
84
87
77
57
47
53
41
39
41
41
35
31
30
28
29
30

Medium Clouds (% Sky Obscured)

87
80
30
85
91
25
61
85
90
89
80
64
14
60
18
16
16
14
14
17
16
17
20
28

High Clouds (% Sky Obscured)

44
25
36
35
40
40
40
39
19
9
1
1
1
2
3
80
40
69
75
79
55
51
43
35

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 (%)

3
4
2
2
12
28
22
11
4
4
2
8
13
1
0
0
1
0
0
0
7
25
17
22

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
13
13
12
12
12
12
12
12
13
14
15
17
17
18
19
18
19
18
18
17
18
17

Dew Point (°C)

8
8
9
10
10
10
11
11
11
11
11
10
9
8
7
6
8
8
9
9
11
13
16
16

Relative Humidity (%)

53
54
61
67
73
75
80
80
79
78
75
65
54
45
40
38
39
40
43
46
54
62
81
92

Pressure (mb)

1014
1013
1013
1013
1012
1012
1012
1011
1011
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1011

Ozone (du)

327
327
325
324
325
328
329
330
332
332
329
327
325
323
321
319
318
319
318
318
318
318
319
319

Tuesday 25

Waxing Gibbous 95%

19:41

04:00

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:19, Set: 20:11, Transit: 13:15. Moon - Rise: 19:41, Set: 04:00. Civil Dark: 20:46 - 05:44. Nautical Dark: 21:29 - 05:01. Astro Dark: 22:21 - 04:13

Total Clouds (% Sky Obscured)

80
88
92
88
84
81
86
94
98
100
99
99
98
98
97
88
84
62
83
88
94
95
98
100

Low Clouds (% Sky Obscured)

35
59
87
54
52
62
75
84
82
79
80
81
76
70
75
77
73
32
23
7
0
6
14
72

Medium Clouds (% Sky Obscured)

72
88
92
45
7
0
0
0
0
0
0
0
0
17
26
3
0
0
2
26
89
84
28
98

High Clouds (% Sky Obscured)

13
35
35
37
29
35
45
67
66
99
97
95
94
90
86
48
63
26
60
73
86
88
96
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
7
7
7
7
8
9
9
9
2

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
Very Light Rain
Light Rain

Precipitation Probability (%)

26
13
6
23
17
3
6
4
1
1
2
9
12
12
3
0
1
0
0
0
0
17
81
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
0.2
0.7

Wind Speed/Direction (mph)

4
4
4
4
4
3
3
3
3
3
4
7
10
11
13
14
14
14
13
12
10
8
7
7

Chance of Frost

Temperature (°C)

17
16
16
16
16
15
15
15
16
16
18
19
21
22
23
23
23
23
23
22
21
21
20
19

Feels Like (°C)

16
16
16
16
16
16
16
16
17
17
18
19
20
20
21
21
21
21
22
21
20
21
21
19

Dew Point (°C)

15
15
15
15
15
15
15
15
15
15
16
17
18
17
16
16
16
16
15
16
16
16
18
18

Relative Humidity (%)

92
92
92
92
96
96
96
96
95
95
90
88
82
74
67
65
64
63
60
66
69
75
88
95

Pressure (mb)

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

Ozone (du)

319
320
319
320
323
324
324
324
324
323
324
324
325
326
326
323
323
322
322
321
321
320
320
319

Wednesday 26

Waxing Gibbous 99%

19:56

05:15

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:21, Set: 20:09, Transit: 13:15. Moon - Rise: 19:56, Set: 05:15. Civil Dark: 20:44 - 05:46. Nautical Dark: 21:27 - 05:03. Astro Dark: 22:18 - 04:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
90
78
68
60
59
62
76
89
98
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

77
54
71
56
55
86
85
82
66
85
37
47
53
47
62
59
49
39
50
65
81
87
88
87

Medium Clouds (% Sky Obscured)

100
42
8
100
100
100
100
100
96
90
78
67
4
31
62
66
55
44
56
73
91
92
93
94

High Clouds (% Sky Obscured)

100
100
100
100
100
94
100
100
100
74
41
8
2
1
1
33
66
97
98
99
100
98
94
91

ISS Passover

Visibility (miles)

4
9
9
7
6
1
2
9
9
9
9
9
9
8
9
7
8
8
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
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
86
90
80
52
52
47
48
49
45
40
33
44
54
61
60
58
54

Precipitation Amount (mm)

0.9
0.9
1.1
1.2
1.7
1.4
0.6
0.5
0.7
0.4
0
0.2
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0.2

Wind Speed/Direction (mph)

8
11
9
13
11
12
13
11
8
9
8
10
14
14
15
16
16
15
15
13
11
8
8
7

Chance of Frost

Temperature (°C)

19
19
19
19
19
19
19
19
19
18
19
19
20
20
21
21
21
21
21
20
19
17
17
16

Feels Like (°C)

19
17
18
17
18
18
18
19
19
18
18
18
17
18
17
17
17
17
17
17
18
19
13
14

Dew Point (°C)

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

Relative Humidity (%)

96
96
93
95
95
98
98
96
96
95
90
88
81
70
60
62
59
56
53
62
71
82
83
85

Pressure (mb)

1007
1007
1006
1005
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1003
1003
1004
1004
1004
1004
1004

Ozone (du)

320
324
323
325
325
326
326
330
331
332
333
341
346
349
349
349
347
346
344
344
344
343
343
342

Thursday 27

Waxing Gibbous 100%

20:09

06:31

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:22, Set: 20:07, Transit: 13:15. Moon - Rise: 20:09, Set: 06:31. Civil Dark: 20:42 - 05:48. Nautical Dark: 21:24 - 05:05. Astro Dark: 22:15 - 04:18

Total Clouds (% Sky Obscured)

98
95
92
86
75
61
60
64
74
78
85
86
91
96
100
98
96
95
83
72
69
80
89
96

Low Clouds (% Sky Obscured)

69
49
29
27
26
25
34
46
58
51
43
34
49
64
79
81
79
53
55
43
19
34
49
63

Medium Clouds (% Sky Obscured)

89
84
79
65
50
35
24
13
1
15
29
43
61
69
84
67
50
32
30
25
15
12
13
15

High Clouds (% Sky Obscured)

94
95
92
86
75
61
49
39
45
40
45
45
56
56
51
54
47
40
34
27
26
27
54
62

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

48
39
16
22
21
17
31
36
37
37
33
17
37
48
57
61
65
67
53
42
22
27
39
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
6
6
7
9
10
9
9
8
8
8
10
10
11
11
12
13
15
14
14
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
90
92
92
92
92
93
92
93
89
83
81
81
84
86
85
84
84
82
82
80
82
83

Pressure (mb)

1005
1004
1004
1004
1004
1003
1003
1003
1002
1002
1002
1002
1001
1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002

Ozone (du)

341
341
341
340
340
339
338
339
339
339
340
341
343
341
340
339
338
336
334
335
336
336
337
337

Friday 28

Full Moon 99%

20:21

07:47

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 OK
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:24, Set: 20:05, Transit: 13:14. Moon - Rise: 20:21, Set: 07:47. Civil Dark: 20:39 - 05:49. Nautical Dark: 21:22 - 05:07. Astro Dark: 22:12 - 04:20

Total Clouds (% Sky Obscured)

98
99
100
100
99
99
94
87
82
79
73
70
62
53
48
41
37
33
37
42
48

Low Clouds (% Sky Obscured)

74
83
94
92
89
87
70
54
38
43
52
61
57
53
48
41
37
32
27
27
27

Medium Clouds (% Sky Obscured)

27
38
50
37
24
13
17
22
22
17
9
4
2
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

77
84
82
88
89
90
72
55
39
26
14
2
2
1
1
1
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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

53
63
73
79
75
51
44
37
20
25
28
25
34
35
29
28
25
10
14
13
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
16
16
16
16
16
16
16
16
17
18
19
20
20
21
21
21
21
20
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
85
82
82
83
83
83
85
86
87
81
74
70
67
63
61
58
55
54
56
57

Pressure (mb)

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

Ozone (du)

338
333
329
325
326
327
328
327
326
325
324
324
324
323
321
320
317
315
313
311
309

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 22/08/26 22:32:36. Forecast: 22/08/26 to 28/08/26. Timezone: UTC+1.00