Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 1

Waning Gibbous 94%

21:52

08:34

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

Sun - Rise: 05:29, Set: 20:53, Transit: 13:11. Moon - Rise: 21:52, Set: 08:34. Civil Dark: 21:34 - 04:48. Nautical Dark: 22:28 - 03:54. Astro Dark: 23:44 - 02:37

Total Clouds (% Sky Obscured)

100
93
63
55
0
0
0
0
0
39
45
30
46
41
86
69
74
54
38
32
56
45
35
56

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
13
6
12
1
2
3
2
2
2
1
0
0
0
0

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
34
35
24
34
36
47
34
37
9
0
6
14
14
0
10

High Clouds (% Sky Obscured)

11
0
0
0
0
0
0
0
0
0
2
1
0
2
30
20
22
43
38
27
43
28
35
56

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
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)

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

Chance of Frost

Temperature (°C)

16
15
14
13
10
10
11
15
17
19
21
22
23
23
24
24
24
24
23
22
19
17
15
14

Feels Like (°C)

13
14
15
14
11
11
12
15
17
18
19
20
21
21
23
21
20
20
19
18
16
15
13
11

Dew Point (°C)

9
9
10
9
7
7
6
6
6
6
5
5
3
3
2
1
1
0
0
3
5
6
6
6

Relative Humidity (%)

62
69
75
77
80
80
67
56
48
41
35
32
28
26
23
22
21
20
22
29
39
47
53
57

Pressure (mb)

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

Ozone (du)

365
371
374
374
373
368
368
364
360
355
350
347
344
343
340
337
336
335
335
334
333
333
332
331

Sunday 2

Waning Gibbous 88%

22:03

09:50

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
00 Bad

Sun - Rise: 05:30, Set: 20:51, Transit: 13:11. Moon - Rise: 22:03, Set: 09:50. Civil Dark: 21:32 - 04:50. Nautical Dark: 22:26 - 03:56. Astro Dark: 23:40 - 02:42

Total Clouds (% Sky Obscured)

61
70
93
91
76
67
97
95
83
94
93
99
84
84
73
86
100
100
100
93
100
100
100
87

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
16
18
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

6
24
25
38
59
45
51
24
29
20
18
37
23
24
25
34
30
48
28
32
18
13
19
27

High Clouds (% Sky Obscured)

61
64
86
83
55
56
87
92
78
93
90
98
57
60
54
71
100
100
100
76
100
100
100
70

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
5
5
4
4
4
5
7
8
8
8
7
7
7
7
8
8
9
10
9
8
8
9
9

Chance of Frost

Temperature (°C)

13
13
12
12
11
11
13
15
18
20
22
24
25
26
27
27
27
27
26
25
23
21
20
19

Feels Like (°C)

10
10
9
9
9
8
9
12
15
18
20
22
23
23
23
24
24
22
22
21
20
18
17
16

Dew Point (°C)

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

Relative Humidity (%)

56
57
60
61
60
60
57
51
48
42
36
30
24
21
19
17
17
18
22
27
32
36
40
46

Pressure (mb)

1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1015
1015
1014
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

332
333
334
332
331
330
330
331
331
331
331
331
330
331
330
329
329
329
329
329
328
330
330
330

Monday 3

Waning Gibbous 80%

22:15

11:08

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
00 Bad

Sun - Rise: 05:32, Set: 20:50, Transit: 13:11. Moon - Rise: 22:15, Set: 11:08. Civil Dark: 21:30 - 04:52. Nautical Dark: 22:23 - 03:58. Astro Dark: 23:36 - 02:46

Total Clouds (% Sky Obscured)

73
75
74
54
64
91
90
90
70
75
78
100
100
100
100
99
81
70
75
77
99
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
40
32
0
5
0
0
0
14
0
2
0
0
0
0
0
0
10
20
32

Medium Clouds (% Sky Obscured)

28
42
51
29
41
45
29
85
70
75
78
60
69
29
33
28
23
20
17
15
14
16
21
73

High Clouds (% Sky Obscured)

35
47
48
18
46
67
75
65
32
23
37
100
100
100
100
99
81
59
68
60
98
100
100
100

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
2
15
11
24
19
7
4
2
1
1
1
3
5
3

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

Chance of Frost

Temperature (°C)

18
17
16
15
14
14
16
17
20
22
25
27
29
30
30
31
30
30
29
28
25
24
22
21

Feels Like (°C)

14
14
13
12
14
14
14
16
18
20
23
25
27
27
27
29
29
29
29
27
26
23
22
21

Dew Point (°C)

7
8
9
10
11
11
10
10
10
10
10
11
10
8
10
10
9
9
9
10
13
14
14
14

Relative Humidity (%)

49
56
63
71
79
83
70
61
52
47
40
36
31
26
27
27
27
26
28
32
45
53
57
64

Pressure (mb)

1014
1013
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1010
1009
1009
1008
1008
1008
1007
1008
1008
1009
1009
1009

Ozone (du)

331
333
334
334
334
331
329
327
325
325
324
322
323
324
325
325
326
328
328
328
327
329
328
325

Tuesday 4

Waning Gibbous 71%

22:29

12:28

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

Sun - Rise: 05:33, Set: 20:48, Transit: 13:11. Moon - Rise: 22:29, Set: 12:28. Civil Dark: 21:28 - 04:53. Nautical Dark: 22:21 - 04:00. Astro Dark: 23:32 - 02:50

Total Clouds (% Sky Obscured)

91
84
65
52
62
61
58
55
31
42
73
97
91
83
80
64
36
34
43
33
32
51
44
46

Low Clouds (% Sky Obscured)

21
11
0
5
10
13
9
6
3
10
46
81
53
69
72
63
29
34
43
16
0
10
21
31

Medium Clouds (% Sky Obscured)

91
52
33
34
29
26
19
18
17
16
24
67
91
21
15
55
8
34
43
26
15
51
15
4

High Clouds (% Sky Obscured)

74
48
13
24
47
61
51
33
6
16
28
66
63
40
2
2
4
5
4
1
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
5
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 (%)

6
6
2
1
0
0
0
0
0
8
18
25
30
31
13
11
6
0
0
5
1
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
4
4
3
4
6
8
10
12
12
13
14
14
13
14
12
11
10
9
9
8

Chance of Frost

Temperature (°C)

20
19
19
18
18
17
18
20
22
25
25
26
25
26
27
27
27
27
26
24
23
21
19
18

Feels Like (°C)

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

Dew Point (°C)

13
12
11
12
15
16
15
15
12
9
12
13
14
14
15
16
16
14
14
14
15
15
15
15

Relative Humidity (%)

65
60
59
69
85
93
83
72
53
36
42
45
48
47
47
50
52
46
48
51
61
70
76
81

Pressure (mb)

1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1011
1011
1010
1010
1010
1010
1010
1010
1011
1011
1012
1012
1013

Ozone (du)

324
326
324
320
319
317
316
315
315
314
313
312
312
313
311
310
311
312
313
313
312
312
313
313

Wednesday 5

Waning Gibbous 60%

22:47

13:52

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

Sun - Rise: 05:35, Set: 20:46, Transit: 13:11. Moon - Rise: 22:47, Set: 13:52. Civil Dark: 21:26 - 04:55. Nautical Dark: 22:18 - 04:03. Astro Dark: 23:28 - 02:53

Total Clouds (% Sky Obscured)

54
56
64
58
53
55
58
52
43
58
73
89
89
89
89
75
60
43
41
40
40
44
49
63

Low Clouds (% Sky Obscured)

34
38
37
33
29
33
28
23
19
40
60
80
84
88
89
70
48
26
23
17
13
13
12
15

Medium Clouds (% Sky Obscured)

4
4
4
0
0
0
3
6
8
14
16
14
10
7
6
6
2
2
2
1
2
8
13
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
30
49
63

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
19
19
18
18
18
18
19
19
21
22
23
23
23
22
22
22
22
22
22
21
21
21

Dew Point (°C)

15
16
16
16
16
16
16
14
13
11
12
12
13
12
12
11
10
10
10
11
13
15
15
16

Relative Humidity (%)

85
90
92
95
95
96
90
71
58
46
46
47
47
43
40
38
38
38
38
46
57
69
76
83

Pressure (mb)

1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1015

Ozone (du)

313
314
316
318
320
323
325
326
327
328
326
324
322
323
323
324
324
325
326
326
326
327
327
327

Thursday 6

Third Quarter 49%

23:12

15:19

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
00 Bad

Sun - Rise: 05:36, Set: 20:44, Transit: 13:10. Moon - Rise: 23:12, Set: 15:19. Civil Dark: 21:24 - 04:57. Nautical Dark: 22:16 - 04:05. Astro Dark: 23:24 - 02:57

Total Clouds (% Sky Obscured)

65
67
72
80
84
90
94
96
97
98
99
100
99
99
98
99
100
100
99
96
82
72
68
63

Low Clouds (% Sky Obscured)

17
16
15
32
45
57
60
65
68
75
81
88
80
75
70
75
81
88
81
72
61
56
51
55

Medium Clouds (% Sky Obscured)

25
23
21
19
17
15
20
24
29
29
30
30
30
35
35
32
29
30
28
20
13
18
22
26

High Clouds (% Sky Obscured)

41
18
3
13
23
38
30
19
7
25
46
66
61
60
65
75
75
70
70
70
60
52
45
39

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
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
1
1
5
9
15
41
46
56
54
50
53
51
50
48
36
28
16
28
29
12

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
95
90
86
82
79
76
73
69
66
62
54
46
41
42
43
45
51
58
66
70
73

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018

Ozone (du)

327
327
326
326
326
325
325
325
325
325
327
328
329
335
341
348
344
340
336
334
332
330
328
326

Friday 7

Waning Crescent 37%

23:49

16:45

Sun - Rise: 05:38, Set: 20:43, Transit: 13:10. Moon - Rise: 23:49, Set: 16:45. Civil Dark: 21:22 - 04:59. Nautical Dark: 22:13 - 04:07. Astro Dark: 23:20 - 03:01

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Culham, Oxfordshire, United Kingdom (51.66,-1.27)

Generated: 01/08/26 01:52:13. Forecast: 01/08/26 to 07/08/26. Timezone: UTC+1.00