Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 15

Waning Gibbous 71%

23:14

11:44

20 Bad
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

Sun - Rise: 04:58, Set: 21:13, Transit: 13:05. Moon - Rise: 23:14, Set: 11:44. Civil Dark: 21:59 - 04:13. Nautical Dark: 23:06 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
89
84
52
47
48
48
58
59
48
63
54
45
89
92
100
84
100
92
93
89
95
54
57

Low Clouds (% Sky Obscured)

47
36
34
32
45
48
48
58
59
48
50
49
45
89
89
100
75
45
40
82
63
31
0
0

Medium Clouds (% Sky Obscured)

79
34
0
11
1
0
0
0
0
0
8
0
0
4
27
50
30
27
51
76
82
81
54
57

High Clouds (% Sky Obscured)

0
10
30
30
30
1
0
0
3
1
30
15
2
2
0
28
8
55
41
44
65
80
23
10

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 (%)

11
6
2
4
0
0
0
0
0
1
0
0
2
0
1
1
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
13
14
13
14
14
14
14
13
13
13
14
15
16
15
14
13
13
12
12
12
11
10
9

Chance of Frost

Temperature (°C)

16
16
16
15
15
15
15
15
14
14
14
15
16
18
19
20
21
22
23
24
24
24
24
23

Feels Like (°C)

13
12
12
12
12
12
13
12
12
12
12
12
13
15
16
16
18
19
20
20
20
21
20
21

Dew Point (°C)

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

Relative Humidity (%)

79
78
82
85
85
86
87
87
86
90
83
69
68
61
56
53
48
42
38
37
37
37
39
40

Pressure (mb)

1012
1012
1012
1013
1013
1012
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

344
342
339
340
340
341
343
341
339
336
333
332
332
329
324
323
321
320
318
316
312
308
304
301

Wednesday 16

Waning Gibbous 59%

23:25

13:09

20 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 Bad
03 OK
04 Good
05 OK
06 OK
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

Sun - Rise: 05:00, Set: 21:12, Transit: 13:05. Moon - Rise: 23:25, Set: 13:09. Civil Dark: 21:58 - 04:15. Nautical Dark: 23:04 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

25
16
6
10
15
10
49
20
15
19
46
99
100
100
100
96
97
96
93
98
99
97
100
64

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
48
85
32
33
66
63
65
34
0
19

Medium Clouds (% Sky Obscured)

25
16
6
10
15
10
40
20
15
19
9
2
30
15
31
43
51
55
62
48
54
61
0
0

High Clouds (% Sky Obscured)

13
7
4
3
5
8
49
20
15
19
46
99
100
100
100
17
25
20
5
75
75
88
100
64

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
3
4
3
24
27
39
46
39
33
9
6
3
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
20
18
16
16
15
15
14
14
14
14
15
18
20
22
23
25
24
24
24
25
25
25
25

Feels Like (°C)

20
18
16
15
15
14
14
13
13
13
14
15
18
21
23
24
26
25
24
23
24
23
24
24

Dew Point (°C)

11
12
12
12
10
10
10
10
9
9
9
11
15
17
18
20
19
17
16
15
13
14
14
15

Relative Humidity (%)

48
60
70
73
69
69
73
73
73
71
74
77
81
80
75
81
71
62
61
58
47
49
52
55

Pressure (mb)

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

Ozone (du)

301
301
303
301
302
303
303
304
304
302
302
302
303
305
303
303
303
304
302
301
301
299
298
299

Thursday 17

Waning Gibbous 48%

23:38

14:37

20 Bad
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

Sun - Rise: 05:01, Set: 21:11, Transit: 13:05. Moon - Rise: 23:38, Set: 14:37. Civil Dark: 21:56 - 04:16. Nautical Dark: 23:02 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
96
93
100
100
100
100
100
100
96
100
100
100
87
52
69
67
58
77
89
99
100

Low Clouds (% Sky Obscured)

30
32
65
68
69
66
59
45
7
40
0
0
22
25
49
46
39
48
53
51
62
65
56
28

Medium Clouds (% Sky Obscured)

0
0
2
27
31
41
47
62
42
24
88
88
66
91
44
36
24
39
24
20
20
17
17
17

High Clouds (% Sky Obscured)

100
100
100
90
88
100
100
100
100
100
100
91
100
100
100
79
5
1
1
0
20
42
98
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
0
0
0
0
1
12
22
18
19
23
23
25
27
24

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
3
3
5
5
5
6
6
6
6
5
6
8
9
9
8
9
9
9
10
9
10
11
12

Chance of Frost

Temperature (°C)

24
22
21
20
20
20
20
20
19
19
19
20
21
23
24
25
26
28
28
28
28
27
26
26

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
65
71
75
76
72
66
72
78
84
84
75
66
55
45
34
28
27
28
31
33
38
45
43

Pressure (mb)

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

Ozone (du)

300
302
303
303
303
304
307
308
311
313
317
321
322
324
327
328
323
324
323
325
325
323
323
324

Friday 18

Third Quarter 36%

23:53

16:09

20 Bad
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

Sun - Rise: 05:02, Set: 21:10, Transit: 13:05. Moon - Rise: 23:53, Set: 16:09. Civil Dark: 21:55 - 04:18. Nautical Dark: 23:00 - 03:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
94
87
95
87
89
84
79
79
79
82
75

Low Clouds (% Sky Obscured)

15
0
13
28
42
55
66
76
73
77
82
82
82
82
72
59
47
46
56
75
67
47
27
26

Medium Clouds (% Sky Obscured)

18
17
18
19
20
32
66
100
100
100
100
93
86
65
60
80
70
73
64
57
16
76
82
37

High Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
100
100
100
100
100
82
54
30
14
25
22
15
8
9
15
25

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

Precipitation Probability (%)

23
23
21
19
4
56
78
78
95
95
95
95
95
92
80
83
65
56
48
35
35
25
12
7

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.5
0.5
0.7
0.9
1.3
0.9
0.6
0.6
0.4
0.5
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
60
63
62
65
67
68
66
64
65
63
61
58
54
48
44
38
32
30
29
33
37
41
41

Pressure (mb)

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

Ozone (du)

325
325
326
327
328
330
330
330
332
334
335
337
337
337
333
333
333
333
334
334
340
341
337
337

Saturday 19

Waning Crescent 25%

00:14

17:40

20 Bad
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

Sun - Rise: 05:04, Set: 21:09, Transit: 13:06. Moon - Rise: 00:14, Set: 17:40. Civil Dark: 21:53 - 04:19. Nautical Dark: 22:58 - 03:16. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

67
63
77
89
100
100
100
100
99
81
78
52
60
79
92
93
95
90
85
80
87
94
100
93

Low Clouds (% Sky Obscured)

10
0
14
31
44
50
58
65
68
66
72
52
60
67
56
45
34
36
38
43
49
56
62
62

Medium Clouds (% Sky Obscured)

38
63
77
87
92
95
97
100
45
39
40
47
44
39
42
44
47
56
62
65
76
88
100
82

High Clouds (% Sky Obscured)

25
30
47
72
100
85
90
100
76
52
41
0
0
0
0
1
1
18
35
47
60
73
87
62

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

9
8
12
21
20
20
39
13
19
13
1
7
10
11
17
21
25
39
51
66
90
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
1.1
1.6
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
55
59
63
66
77
83
89
86
83
86
81
68
59
50
49
49
49
57
66
76
81
85
88

Pressure (mb)

1002
1002
1002
1002
1002
1002
1001
1001
1000
1000
1000
1001
1002
1002
1002
1002
1002
1001
1001
1001
1001
1001
1001
1001

Ozone (du)

337
332
332
334
340
344
344
344
352
361
362
363
363
362
362
362
361
360
360
360
360
360
361
361

Sunday 20

Waning Crescent 15%

00:45

19:03

20 Bad
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

Sun - Rise: 05:05, Set: 21:07, Transit: 13:06. Moon - Rise: 00:45, Set: 19:03. Civil Dark: 21:52 - 04:21. Nautical Dark: 22:56 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
79
75
75
69
67
66
65
74
85
94
95
97
100
98
96
94
96
98
100
98
97
97
87

Low Clouds (% Sky Obscured)

62
60
56
54
52
51
50
51
54
55
61
66
58
51
57
63
70
75
80
85
71
58
44
42

Medium Clouds (% Sky Obscured)

66
50
39
25
13
11
9
3
18
32
47
49
35
30
33
39
40
38
36
35
30
25
17
20

High Clouds (% Sky Obscured)

33
4
3
4
5
4
5
6
24
44
63
72
81
91
87
84
82
88
95
100
81
62
38
32

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

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

Precipitation Probability (%)

82
68
54
37
6
13
12
4
8
8
7
16
22
30
39
47
53
54
53
48
70
83
92
71

Precipitation Amount (mm)

0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0.4
0.6
0.8
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
89
90
92
93
93
92
93
92
90
89
85
81
77
76
73
72
71
70
70
67
64
61

Pressure (mb)

1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1002
1003
1003
1003
1004
1004
1004
1004
1005
1005
1005
1006
1006

Ozone (du)

361
361
362
360
359
357
356
355
354
351
349
347
346
344
343
343
343
343
342
342
341
342
342
343

Monday 21

Waning Crescent 8%

01:32

No Set

20 Bad
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

Sun - Rise: 05:06, Set: 21:06, Transit: 13:06. Moon - Rise: 01:32, Set: No Set. Civil Dark: 21:50 - 04:23. Nautical Dark: 22:53 - 03:20. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

75
64
62
61
60
61
59
53
42
43
46
60
67
71
72
72
68

Low Clouds (% Sky Obscured)

37
33
40
46
52
56
59
53
42
43
46
31
12
11
18
27
36

Medium Clouds (% Sky Obscured)

19
18
11
7
3
2
1
0
0
0
0
13
26
42
37
35
27

High Clouds (% Sky Obscured)

19
2
4
6
9
14
21
21
10
4
0
13
25
38
25
12
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

57
56
46
24
2
5
5
1
3
7
8
7
6
4
12
17
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
17
17
16
15
15
14
14
15
15
15
17
19
21
22
23

Feels Like (°C)

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

Dew Point (°C)

12
12
12
11
11
12
12
12
13
13
13
12
12
11
11
11
11

Relative Humidity (%)

63
66
68
71
74
79
83
87
93
89
86
80
71
60
53
50
47

Pressure (mb)

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

Ozone (du)

343
344
344
341
337
334
330
325
321
318
315
312
311
309
308
308
308

Forecast for Castle, Cambridgeshire, United Kingdom (52.21,0.10)

Generated: 15/07/25 20:55:32. Forecast: 15/07/25 to 21/07/25. Timezone: UTC+1.00