Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 19

Waning Crescent 36%

00:23

16:12

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: 21:12, Transit: 13:11. Moon - Rise: 00:23, Set: 16:12. Civil Dark: 21:55 - 04:28. Nautical Dark: 22:57 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
93
96
100
74
67
60
100
100
100
100
100
100
100
100
99
94
100

Low Clouds (% Sky Obscured)

59
62
60
61
93
70
81
80
54
46
46
55
47
65
60
25
17
0
0
0
40
0
9
39

Medium Clouds (% Sky Obscured)

100
100
100
100
89
100
72
79
76
46
30
30
18
31
27
1
35
100
97
97
90
95
93
99

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
60
35
46
24
40
60
100
100
100
100
100
100
100
99
98
79
80

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

41
95
95
74
53
80
95
81
67
65
72
65
59
47
25
2
0
0
0
2
5
12
23
30

Precipitation Amount (mm)

0
0.5
1.2
0.2
0
0.3
0.7
0.3
0
0.3
0.5
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
86
88
88
88
78
78
88
88
83
75
73
78
73
75
75
76
76
74
79
81
81
85
90

Pressure (mb)

1007
1007
1007
1007
1006
1006
1006
1005
1005
1005
1005
1004
1004
1003
1003
1003
1003
1003
1003
1002
1002
1002
1001
1000

Ozone (du)

319
322
324
325
328
328
325
326
328
331
331
329
329
329
328
328
329
332
333
335
337
336
334
335

Sunday 20

Waning Crescent 25%

00:55

17:42

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

Sun - Rise: 05:12, Set: 21:10, Transit: 13:11. Moon - Rise: 00:55, Set: 17:42. Civil Dark: 21:54 - 04:30. Nautical Dark: 22:55 - 03:29. Astro Dark: N/A - 01:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
71
70
57
62
63
43
43
60
48
18
96
25
79
100
100
100
100
100

Low Clouds (% Sky Obscured)

72
82
83
90
65
66
71
70
57
62
63
43
43
43
43
0
0
5
37
39
47
65
70
63

Medium Clouds (% Sky Obscured)

82
100
100
100
42
70
0
0
0
2
2
4
3
38
27
4
3
8
22
15
54
82
69
77

High Clouds (% Sky Obscured)

76
100
98
85
100
99
55
55
50
46
0
37
3
60
24
18
49
11
39
100
100
100
100
100

ISS Passover

Visibility (miles)

9
4
2
9
9
9
9
9
9
9
7
6
5
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

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

Precipitation Probability (%)

75
95
95
69
55
27
27
31
32
40
36
42
26
7
0
0
0
2
8
9
19
26
30
33

Precipitation Amount (mm)

0.3
1.5
1.3
0.2
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
10
11
12
14
15
16
18
17
17
16
14
13
12
10
7
6
5
6
6
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
95
89
86
72
60
52
54
50
56
58
60
50
51
54
63
73
77
82
83
87
87
86

Pressure (mb)

1000
999
999
999
999
999
999
999
999
999
999
999
1000
999
1000
1000
1000
1000
1000
1000
1000
999
999
999

Ozone (du)

335
338
342
346
348
347
348
352
350
353
358
360
357
350
349
348
348
349
349
349
350
350
350
350

Monday 21

Waning Crescent 15%

01:42

19:04

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 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:13, Set: 21:09, Transit: 13:11. Moon - Rise: 01:42, Set: 19:04. Civil Dark: 21:52 - 04:32. Nautical Dark: 22:53 - 03:31. Astro Dark: 00:56 - 01:40

Total Clouds (% Sky Obscured)

100
100
100
97
100
100
100
88
92
90
67
80
94
95
74
23
35
29
27
34
39
58
75
76

Low Clouds (% Sky Obscured)

57
66
68
50
68
64
64
68
50
60
37
48
46
24
2
5
0
13
1
1
13
30
47
47

Medium Clouds (% Sky Obscured)

100
100
86
97
96
91
62
67
44
18
12
13
21
95
74
8
14
12
6
22
23
30
31
33

High Clouds (% Sky Obscured)

100
100
100
53
93
85
75
30
11
3
11
61
76
76
73
23
4
2
27
3
1
2
1
14

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

35
63
95
90
47
28
32
25
30
37
45
60
76
88
79
35
23
19
2
0
0
0
0
3

Precipitation Amount (mm)

0
0.2
1.2
0.9
0
0
0
0
0
0
0
0.3
0.5
0.8
0.6
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
79
95
96
93
92
90
85
81
76
62
57
62
75
81
86
93
93
95
96
96
96
96

Pressure (mb)

999
999
999
999
999
1000
1000
1001
1001
1001
1002
1002
1003
1003
1004
1004
1005
1005
1006
1007
1007
1007
1008
1008

Ozone (du)

351
351
352
350
350
351
350
351
352
354
356
355
356
357
355
353
354
353
349
345
343
341
338
334

Tuesday 22

Waning Crescent 8%

02:48

20:10

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: 05:14, Set: 21:08, Transit: 13:11. Moon - Rise: 02:48, Set: 20:10. Civil Dark: 21:51 - 04:33. Nautical Dark: 22:51 - 03:34. Astro Dark: 00:42 - 01:49

Total Clouds (% Sky Obscured)

85
96
98
99
100
100
100
100
98
97
96
94
92
90
92
95
97
95
92
89
91
92
85
78

Low Clouds (% Sky Obscured)

58
59
70
80
84
80
83
83
75
68
63
69
73
78
59
52
51
55
48
40
36
36
36
32

Medium Clouds (% Sky Obscured)

41
41
40
44
80
84
70
63
95
95
94
90
63
77
80
86
93
89
86
81
73
69
52
49

High Clouds (% Sky Obscured)

28
55
70
77
100
96
91
88
64
39
15
24
30
43
36
31
35
30
30
30
25
12
2
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

4
2
13
18
21
32
42
52
51
49
40
50
58
64
70
63
58
35
22
14
16
10
0
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
14
14
12
10
8
8
9
10
10
10
11
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

96
96
92
87
82
77
65
53
47
46
48
50
50
53
63
64
69
74
75
78
79
83
86
89

Pressure (mb)

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

Ozone (du)

333
333
333
335
336
338
338
338
338
338
338
339
339
339
341
341
341
341
341
341
341
340
340
340

Wednesday 23

Waning Crescent 3%

04:09

20:56

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: 05:16, Set: 21:06, Transit: 13:11. Moon - Rise: 04:09, Set: 20:56. Civil Dark: 21:49 - 04:35. Nautical Dark: 22:49 - 03:36. Astro Dark: 00:33 - 01:57

Total Clouds (% Sky Obscured)

74
69
74
79
87
84
78
75
76
80
85
89
94
100
96
93
90
91
93
96
94
91
89
85

Low Clouds (% Sky Obscured)

29
25
32
40
50
48
48
48
45
42
40
31
24
18
62
60
58
68
78
88
87
87
87
82

Medium Clouds (% Sky Obscured)

39
38
44
38
43
40
38
61
55
62
65
81
44
49
18
13
12
12
11
15
22
29
31
19

High Clouds (% Sky Obscured)

1
10
1
2
13
15
10
10
1
0
0
30
60
85
30
17
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
0
3
4
4
14
16
12
9
6
3
4
2
0
22
14
4
4
5
5
5
5
3
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
89
82
68
57
52
48
44
40
37
36
36
39
45
45
51
59
67
71
76
82
84
86
89

Pressure (mb)

1013
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1012
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

338
337
341
343
342
340
340
340
342
341
341
343
342
338
337
336
335
335
333
332
331
328
325
323

Thursday 24

New Moon 0%

No Rise

21:27

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: 05:17, Set: 21:05, Transit: 13:11. Moon - Rise: No Rise, Set: 21:27. Civil Dark: 21:47 - 04:37. Nautical Dark: 22:46 - 03:38. Astro Dark: 00:26 - 02:03

Total Clouds (% Sky Obscured)

80
76
82
88
95
93
92
87
82
71
66
69
85
94
96
98
99
84
68
52
55
59
61
73

Low Clouds (% Sky Obscured)

77
69
74
80
76
61
48
34
29
21
16
19
24
27
19
10
1
16
33
50
55
59
61
55

Medium Clouds (% Sky Obscured)

10
2
3
3
2
4
9
16
20
28
40
16
8
0
20
46
65
62
64
52
41
26
14
13

High Clouds (% Sky Obscured)

0
0
0
1
1
0
0
0
17
34
51
66
82
94
92
92
91
62
33
3
2
1
0
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 (%)

5
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6

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

Chance of Frost

Temperature (°C)

15
15
15
16
17
19
20
22
23
23
24
25
24
23
23
21
19
17
16
16
15
14
14
14

Feels Like (°C)

15
14
13
16
15
16
17
18
18
24
23
23
23
24
24
20
19
18
17
17
16
12
13
14

Dew Point (°C)

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

Relative Humidity (%)

86
80
78
68
61
54
49
44
40
38
35
33
37
41
46
51
57
66
72
80
90
93
95
96

Pressure (mb)

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

Ozone (du)

321
318
316
316
315
315
313
311
309
307
305
303
302
300
299
300
301
302
304
305
307
308
309
310

Friday 25

Waxing Crescent 1%

05:36

21:48

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

Sun - Rise: 05:19, Set: 21:04, Transit: 13:11. Moon - Rise: 05:36, Set: 21:48. Civil Dark: 21:46 - 04:38. Nautical Dark: 22:44 - 03:40. Astro Dark: 00:19 - 02:09

Total Clouds (% Sky Obscured)

85
100
76
48
23
37
51
65
72
64
31
27
28
32
45
56
69
85
94
100

Low Clouds (% Sky Obscured)

45
39
29
20
19
26
30
41
54
64
31
27
28
22
12
5
0
6
14
21

Medium Clouds (% Sky Obscured)

12
6
22
39
23
37
29
21
26
30
31
27
25
15
8
4
0
13
27
42

High Clouds (% Sky Obscured)

40
45
39
33
23
16
10
4
1
1
0
27
28
32
45
56
69
85
94
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

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 (%)

10
11
12
11
10
15
17
16
13
8
0
0
0
0
0
1
0
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
16
17
19
20
20
21
21
22
23
25
24
23
23
21
19
17
15
14

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
14
14
13
12
12
10
8
6
6
6
6
7
7
7
8
8

Relative Humidity (%)

93
90
87
81
75
68
64
58
54
44
36
29
31
32
34
40
46
53
59
67

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016

Ozone (du)

306
302
299
303
306
310
314
317
321
320
319
318
317
316
315
314
313
312
313
314

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

Generated: 19/07/25 05:55:45. Forecast: 19/07/25 to 25/07/25. Timezone: UTC+1.00