Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waxing Gibbous 93%

19:37

02:31

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

Sun - Rise: 05:23, Set: 20:57, Transit: 13:09. Moon - Rise: 19:37, Set: 02:31. Civil Dark: 21:37 - 04:43. Nautical Dark: 22:33 - 03:48. Astro Dark: 23:52 - 02:30

Total Clouds (% Sky Obscured)

78
87
93
98
97
69
65
37
32
53
50
41
41
40
21
24
20
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

78
87
87
70
71
37
28
15
24
31
36
26
29
15
0
0
5
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

28
25
14
11
13
14
19
12
17
21
0
0
0
16
12
12
10
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

7
22
11
72
86
7
0
0
0
1
0
3
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 (%)

1
20
27
23
16
13
1
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
0
0
0
0

Wind Speed/Direction (mph)

15
18
18
20
19
20
19
20
19
20
18
20
18
18
19
18
18
15
13
14
14
14
12
11

Chance of Frost

Temperature (°C)

19
19
20
20
21
22
23
23
24
24
25
25
24
23
22
20
19
18
17
16
16
15
15
15

Feels Like (°C)

17
16
16
16
18
18
20
20
20
21
22
21
21
20
19
17
15
15
15
14
14
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

91
88
91
88
76
68
58
53
48
48
44
42
43
45
49
55
59
63
66
69
73
74
78
78

Pressure (mb)

1007
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1010
1011
1012
1013
1014
1015
1015
1016
1016
1017

Ozone (du)

323
323
325
327
327
328
327
327
327
327
328
329
329
331
331
331
330
330
331
331
330
329
330
330

Monday 27

Waxing Gibbous 97%

20:16

03:37

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

Sun - Rise: 05:25, Set: 20:55, Transit: 13:09. Moon - Rise: 20:16, Set: 03:37. Civil Dark: 21:36 - 04:44. Nautical Dark: 22:30 - 03:50. Astro Dark: 23:48 - 02:34

Total Clouds (% Sky Obscured)

0
24
44
38
24
32
35
26
16
13
0
0
2
1
1
2
3
2
6
2
5
24
45
61

Low Clouds (% Sky Obscured)

0
19
35
37
24
32
35
26
16
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
1
1
2
3
2
5
2
3
12
28
38

High Clouds (% Sky Obscured)

0
0
0
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
9
12
55

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)

11
12
12
11
11
12
14
17
18
18
19
20
21
18
15
13
11
10
10
9
8
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
74
68
62
57
52
51
55
60
63
65
67
68
65
67
71
76
78
81
85
88
88
88
88

Pressure (mb)

1017
1018
1019
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1020
1020
1020
1020

Ozone (du)

331
332
331
331
331
330
331
332
332
332
330
330
329
327
327
326
326
324
323
322
322
321
321
322

Tuesday 28

Waxing Gibbous 100%

20:45

04:49

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

Sun - Rise: 05:26, Set: 20:54, Transit: 13:09. Moon - Rise: 20:45, Set: 04:49. Civil Dark: 21:34 - 04:46. Nautical Dark: 22:28 - 03:52. Astro Dark: 23:44 - 02:38

Total Clouds (% Sky Obscured)

63
49
33
30
31
41
29
27
37
44
35
20
33
8
2
1
0
0
0
0
0
0
2
1

Low 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

Medium Clouds (% Sky Obscured)

33
24
17
14
13
19
14
13
17
23
32
20
33
8
2
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

56
36
8
1
1
2
1
2
3
1
0
1
1
1
1
0
0
0
0
0
0
0
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
22
23
23
23
22
22
22
23
24
24
24
23
25
25
24
22
22
21
21
21
21
20

Dew Point (°C)

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

Relative Humidity (%)

88
83
78
75
71
72
70
69
69
66
64
64
63
62
65
70
69
65
67
72
72
70
67
66

Pressure (mb)

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

Ozone (du)

322
321
320
318
317
316
317
317
319
321
323
325
325
322
325
324
324
324
323
322
323
325
326
326

Wednesday 29

Full Moon 100%

21:06

06:04

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

Sun - Rise: 05:27, Set: 20:52, Transit: 13:09. Moon - Rise: 21:06, Set: 06:04. Civil Dark: 21:32 - 04:48. Nautical Dark: 22:26 - 03:54. Astro Dark: 23:40 - 02:42

Total Clouds (% Sky Obscured)

0
1
3
4
6
6
8
25
42
56
45
35
24
44
44
99
97
100
100
90
73
72
74
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
5
10
14

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
4
8
9
9
8
6
3
1
0
0
0
7
14

High Clouds (% Sky Obscured)

0
1
3
4
6
6
8
25
42
56
38
18
8
32
41
98
96
100
100
87
66
61
62
55

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
2
2
1
1
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)

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

Chance of Frost

Temperature (°C)

20
20
22
23
23
24
24
24
24
24
24
24
24
24
23
22
21
21
20
20
19
19
19
18

Feels Like (°C)

21
21
22
23
24
24
24
24
25
25
25
25
26
26
24
22
20
20
19
18
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

65
64
63
65
64
61
59
58
56
54
54
54
52
51
58
68
71
70
69
72
81
81
85
89

Pressure (mb)

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

Ozone (du)

323
323
322
321
322
323
322
321
321
320
321
321
321
321
321
320
318
319
319
320
320
321
322
321

Thursday 30

Waning Gibbous 98%

21:23

06:04

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
05 Bad

Sun - Rise: 05:29, Set: 20:51, Transit: 13:09. Moon - Rise: 21:23, Set: 06:04. Civil Dark: 21:31 - 04:49. Nautical Dark: 22:24 - 03:57. Astro Dark: 23:36 - 02:46

Total Clouds (% Sky Obscured)

97
98
99
100
97
93
90
93
97
100
82
76
72
76
76
66
75
80
86
89
93
99
87
76

Low Clouds (% Sky Obscured)

18
23
32
38
32
25
16
13
9
6
8
9
11
1
1
0
6
13
21
23
22
21
14
11

Medium Clouds (% Sky Obscured)

17
16
18
20
22
64
69
88
83
37
11
6
4
3
2
2
7
13
19
10
10
10
9
9

High Clouds (% Sky Obscured)

77
81
84
89
70
54
41
61
79
100
70
70
70
76
75
66
75
80
86
89
93
99
87
76

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
1
0
0
1
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
0
0
0
0

Wind Speed/Direction (mph)

13
14
15
15
15
15
16
18
20
20
21
21
20
19
18
16
14
12
12
11
10
8
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
18
19
20
20
19
18
18
18
18
18
18
18
18
18
18
18
17
16
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

89
84
75
71
66
61
62
66
72
69
69
69
70
74
77
82
88
82
76
70
73
76
78
75

Pressure (mb)

1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

323
324
326
328
329
328
328
329
332
334
336
339
341
338
337
336
336
335
334
333
334
334
335
336

Friday 31

Waning Gibbous 94%

21:37

07:19

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

Sun - Rise: 05:30, Set: 20:49, Transit: 13:09. Moon - Rise: 21:37, Set: 07:19. Civil Dark: 21:29 - 04:51. Nautical Dark: 22:22 - 03:59. Astro Dark: 23:32 - 02:49

Total Clouds (% Sky Obscured)

64
57
49
54
64
75
86
90
95
100
90
80
66
49
39
25
35
45
53
55
54
57
69
83

Low Clouds (% Sky Obscured)

8
11
12
13
8
5
4
2
2
2
3
3
0
0
0
0
2
3
4
3
2
2
1
0

Medium Clouds (% Sky Obscured)

8
8
8
11
20
22
24
16
10
5
9
11
16
17
17
18
14
9
6
7
8
9
17
25

High Clouds (% Sky Obscured)

64
56
30
1
33
65
86
90
95
100
77
57
30
20
16
13
22
29
34
42
41
45
61
75

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
3
5
5
17
22
24
21
18
13
19
19
16
9
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
14
17
18
19
20
20
20
20
19
19
19
19
18
19
18
19
18
18
18
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

73
71
64
58
53
53
53
53
54
55
56
58
61
63
67
70
76
75
76
76
76
77
77
76

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

336
337
334
332
330
329
328
327
326
326
325
326
326
326
325
323
322
321
319
318
317
317
316
315

Saturday 1

Waning Gibbous 88%

21:50

08:34

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK

Sun - Rise: 05:32, Set: 20:48, Transit: 13:09. Moon - Rise: 21:50, Set: 08:34. Civil Dark: 21:27 - 04:53. Nautical Dark: 22:19 - 04:01. Astro Dark: 23:29 - 02:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
74
48
19
21
24
28
31
33
36
33
32
31

Low Clouds (% Sky Obscured)

0
8
15
20
25
31
37
28
17
6
8
11
14
16
16
18
11
5
0

Medium Clouds (% Sky Obscured)

35
55
74
93
82
71
58
39
20
1
3
4
5
20
33
36
33
32
31

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
72
42
11
10
7
4
6
10
16
16
17
16

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
1
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

Wind Speed/Direction (mph)

5
5
5
5
6
8
9
11
12
14
15
15
15
15
12
10
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
72
69
65
62
60
60
58
61
63
65
67
69
70
74
76
78
77
77

Pressure (mb)

1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018

Ozone (du)

315
314
314
314
315
314
314
314
314
314
315
315
315
316
315
315
315
319
323

Forecast for Selsey, West Sussex, United Kingdom (50.73,-0.79)

Generated: 26/07/26 06:27:03. Forecast: 26/07/26 to 01/08/26. Timezone: UTC+1.00