Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 15

Waning Gibbous 70%

23:20

11:50

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

Sun - Rise: 05:07, Set: 21:16, Transit: 13:11. Moon - Rise: 23:20, Set: 11:50. Civil Dark: 22:01 - 04:22. Nautical Dark: 23:05 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

90
91
94
49
76
100
99
73
47
53
33
34
70
33
42
41
56
72
97
97
100
96
98
60

Low Clouds (% Sky Obscured)

51
51
56
46
41
37
50
45
40
27
30
34
41
29
41
39
39
48
44
47
30
32
0
0

Medium Clouds (% Sky Obscured)

37
0
0
2
0
0
0
0
0
0
0
0
0
0
3
41
51
71
86
94
70
83
82
60

High Clouds (% Sky Obscured)

90
91
66
49
76
100
49
26
47
17
33
4
32
17
15
41
35
62
79
10
29
7
3
6

ISS Passover

Visibility (miles)

9
9
9
8
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
15
14
2
0
2
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

14
15
15
15
15
15
15
15
14
14
15
17
19
20
22
23
25
25
25
26
25
25
24
23

Feels Like (°C)

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

Dew Point (°C)

10
11
12
13
12
11
10
10
11
12
12
10
8
7
6
5
5
5
3
3
2
3
6
12

Relative Humidity (%)

75
80
82
85
80
76
70
71
83
90
80
62
50
42
35
31
27
26
23
22
21
23
29
49

Pressure (mb)

1013
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016

Ozone (du)

334
333
336
335
335
331
330
329
328
328
327
325
323
321
315
311
308
306
305
302
301
299
299
298

Wednesday 16

Waning Gibbous 59%

23:31

13:14

21 Bad
22 OK
23 OK
00 OK
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

Sun - Rise: 05:08, Set: 21:15, Transit: 13:11. Moon - Rise: 23:31, Set: 13:14. Civil Dark: 21:59 - 04:24. Nautical Dark: 23:03 - 03:20. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
31
35
26
61
77
63
86
92
100
100
100
100
100
86
99
90
92
88
74
89
83
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
7
35
40
55
75
100
100
87
65
92
57
81
66
43
46
62
58
49

Medium Clouds (% Sky Obscured)

19
17
25
26
61
47
61
77
58
57
50
41
35
35
29
29
30
8
13
17
16
8
10
15

High Clouds (% Sky Obscured)

20
10
23
24
26
47
55
48
54
88
94
93
100
19
30
13
4
36
54
37
45
70
98
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
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
2
0
0
2
3
8
25
18
6
18
24
10
8
16
1
4
14
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)

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

Chance of Frost

Temperature (°C)

21
20
18
17
16
16
15
15
15
16
17
17
18
19
20
20
22
22
24
26
26
27
27
26

Feels Like (°C)

19
18
17
17
17
17
16
16
16
16
17
17
18
17
18
18
19
20
22
24
25
27
27
25

Dew Point (°C)

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

Relative Humidity (%)

69
76
81
87
90
92
93
93
92
93
90
89
77
64
59
62
56
57
55
53
49
42
42
52

Pressure (mb)

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

Ozone (du)

298
300
301
300
299
300
301
302
303
302
303
304
306
306
306
302
298
298
298
298
300
302
303
304

Thursday 17

Waning Gibbous 48%

23:45

14:41

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 OK
14 OK
15 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:09, Set: 21:14, Transit: 13:11. Moon - Rise: 23:45, Set: 14:41. Civil Dark: 21:58 - 04:25. Nautical Dark: 23:01 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
98
100
100
96
99
98
89
81
49
67
49
56
46
42
44
56
80
88
88
86

Low Clouds (% Sky Obscured)

68
62
61
70
40
0
0
0
0
32
47
55
49
63
27
40
40
40
43
39
55
41
46
53

Medium Clouds (% Sky Obscured)

19
20
22
99
19
20
100
96
90
80
73
24
4
5
25
30
27
27
25
29
34
37
36
39

High Clouds (% Sky Obscured)

100
92
100
100
98
100
100
71
98
94
70
70
2
6
0
0
0
0
1
1
11
15
25
31

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 (%)

2
0
0
4
0
0
0
0
0
0
0
0
1
1
1
2
2
2
5
8
21
21
17
10

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

Chance of Frost

Temperature (°C)

24
23
21
20
19
18
18
17
17
17
18
20
21
23
25
26
27
28
28
28
28
26
25
24

Feels Like (°C)

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

Dew Point (°C)

15
15
16
17
17
17
17
16
16
15
15
15
13
11
8
6
6
5
7
10
12
15
16
15

Relative Humidity (%)

58
63
70
81
88
93
92
93
93
90
83
74
60
45
34
28
24
23
26
32
37
49
56
57

Pressure (mb)

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

Ozone (du)

305
303
304
307
310
311
313
316
324
326
328
332
331
322
324
322
326
327
326
324
323
324
325
326

Friday 18

Third Quarter 36%

00:01

16:12

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
19 Bad
20 Bad

Sun - Rise: 05:10, Set: 21:13, Transit: 13:11. Moon - Rise: 00:01, Set: 16:12. Civil Dark: 21:57 - 04:27. Nautical Dark: 22:59 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

84
90
95
100
99
100
100
100
100
100
100
100
100
83
65
47
55
65
74
74
73
73
80
89

Low Clouds (% Sky Obscured)

63
60
56
48
51
53
53
53
56
56
50
50
50
43
33
28
55
43
47
36
37
26
26
32

Medium Clouds (% Sky Obscured)

41
34
21
56
68
40
89
99
100
99
91
80
69
53
38
36
48
62
67
62
30
39
66
89

High Clouds (% Sky Obscured)

42
61
81
100
98
100
100
100
100
100
100
100
75
49
53
30
27
19
16
13
23
26
21
22

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

Precipitation Probability (%)

5
6
6
2
12
9
5
41
44
53
31
29
26
24
22
23
18
9
2
3
4
2
10
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
7
5
4
4
4
3
3
4
4
5
5
6
7
8
9
11
12
12
14
14
13
11

Chance of Frost

Temperature (°C)

22
20
19
18
18
17
16
16
16
16
17
18
20
21
23
24
25
25
26
26
25
24
23
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
66
65
65
70
74
78
82
85
81
73
64
56
48
40
35
32
33
31
31
33
39
45
51

Pressure (mb)

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

Ozone (du)

326
326
327
331
333
333
334
336
338
341
339
337
336
336
337
336
338
342
348
344
340
337
338
336

Saturday 19

Waning Crescent 25%

00:23

17:42

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
19 Bad
20 Bad

Sun - Rise: 05:12, Set: 21:12, Transit: 13:11. Moon - Rise: 00:23, Set: 17:42. Civil Dark: 21:55 - 04:28. Nautical Dark: 22:57 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
99
99
100
99
99
98
92
90
91
87
92
94
94
93
92
95
97
100
100
100
100
92
85

Low Clouds (% Sky Obscured)

38
45
61
70
72
72
74
67
62
58
69
72
75
69
63
56
55
54
53
35
18
5
25
45

Medium Clouds (% Sky Obscured)

98
91
85
78
79
80
80
49
41
47
23
22
25
42
59
76
80
84
88
88
89
89
72
56

High Clouds (% Sky Obscured)

22
45
71
90
87
85
80
76
83
86
7
10
10
15
23
31
52
72
92
81
73
65
54
38

ISS Passover

Visibility (miles)

9
9
9
9
9
3
3
9
9
9
9
8
7
5
5
4
3
4
5
6
7
8
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
Very Light Rain
Light Rain
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

15
29
45
49
61
80
49
20
14
18
39
47
54
59
65
72
76
77
71
67
58
46
39
32

Precipitation Amount (mm)

0
0
0
0
0.3
0.6
0
0
0
0
0
0
0.2
0.3
0.3
0.4
0.5
0.4
0.3
0.3
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
66
71
81
87
92
92
92
92
92
89
82
75
67
71
75
79
77
77
76
81
85
92
90

Pressure (mb)

1002
1002
1002
1001
1001
1000
1000
1000
1000
1000
999
1001
1001
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000

Ozone (du)

334
335
338
343
346
346
348
365
363
361
359
359
360
360
360
359
359
359
360
360
359
358
357
355

Sunday 20

Waning Crescent 15%

00:55

19:04

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
19 Bad
20 Bad

Sun - Rise: 05:13, Set: 21:10, Transit: 13:11. Moon - Rise: 00:55, Set: 19:04. Civil Dark: 21:54 - 04:30. Nautical Dark: 22:55 - 03:29. Astro Dark: N/A - 01:26

Total Clouds (% Sky Obscured)

77
75
73
72
84
94
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
79
59

Low Clouds (% Sky Obscured)

68
67
66
66
67
72
77
79
77
73
74
77
80
75
71
69
75
81
86
66
47
30
30
29

Medium Clouds (% Sky Obscured)

40
56
70
72
76
71
70
61
53
45
45
46
50
45
38
35
25
16
7
10
13
10
7
3

High Clouds (% Sky Obscured)

19
13
10
5
37
68
100
99
98
97
93
91
89
89
91
89
82
73
61
61
60
45
30
17

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
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

26
29
28
20
22
19
8
14
13
10
28
39
46
48
48
41
43
41
35
51
61
69
61
50

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.2
0

Wind Speed/Direction (mph)

10
9
8
8
7
7
7
7
8
8
8
8
8
8
7
7
7
8
9
11
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
93
93
93
95
93
95
93
93
92
86
83
78
73
68
64
62
60
59
60
59
61
62

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1003
1003
1004
1004
1004
1005
1005
1006
1006
1006
1007
1007
1008

Ozone (du)

353
351
351
350
350
348
347
346
345
345
344
343
341
340
341
342
343
343
342
342
341
341
341
338

Monday 21

Waning Crescent 8%

01:42

20:10

21 Bad
22 Bad
23 Bad
00 OK
01 Bad
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:14, Set: 21:09, Transit: 13:11. Moon - Rise: 01:42, Set: 20:10. Civil Dark: 21:52 - 04:32. Nautical Dark: 22:53 - 03:31. Astro Dark: 00:56 - 01:40

Total Clouds (% Sky Obscured)

38
40
42
43
43
38
23
17
15
16
27
37
50
73
85
93

Low Clouds (% Sky Obscured)

32
36
40
42
43
38
23
17
15
16
27
34
42
55
69
81

Medium Clouds (% Sky Obscured)

2
1
1
0
0
0
0
6
10
10
10
12
20
20
20
25

High Clouds (% Sky Obscured)

0
1
1
1
0
0
0
0
0
0
0
0
0
24
38
34

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

42
35
18
2
8
8
4
1
0
0
2
6
12
24
27
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
65
74
85
96
96
96
96
95
90
87
77
67
60
55
50

Pressure (mb)

1009
1009
1010
1010
1011
1011
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014

Ozone (du)

336
334
330
327
323
320
316
313
311
308
306
306
305
305
306
307

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

Generated: 15/07/25 20:49:00. Forecast: 15/07/25 to 21/07/25. Timezone: UTC+1.00