Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 95%

22:37

07:43

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

Sun - Rise: 05:04, Set: 21:16, Transit: 13:10. Moon - Rise: 22:37, Set: 07:43. Civil Dark: 22:01 - 04:20. Nautical Dark: 23:05 - 03:16. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
4
6
0
4
31
43
56
12
0
3
3
0
0
0
7
5
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
4
31
43
43
12
0
3
3
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
18
0
0
0
0
0
0
0
4
2
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
4
3
0
0
0
0
1
4
0
2
1
0
0
0
2
1
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 (%)

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)

3
4
4
5
8
9
9
10
10
10
10
8
9
5
3
3
3
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

21
23
25
27
28
29
29
30
30
30
29
28
26
24
21
20
19
18
17
16
16
16
15
16

Feels Like (°C)

22
24
26
27
27
27
28
28
29
28
28
28
26
25
23
21
19
18
18
17
16
16
16
17

Dew Point (°C)

11
11
12
12
11
10
9
9
9
8
8
10
13
15
13
11
11
11
12
12
12
13
12
11

Relative Humidity (%)

51
45
42
40
35
31
28
26
26
26
26
32
43
57
60
57
57
62
68
74
78
85
82
69

Pressure (mb)

1018
1017
1017
1017
1016
1015
1015
1014
1014
1013
1013
1013
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014

Ozone (du)

326
327
327
328
330
331
331
331
329
326
328
329
328
327
328
331
331
331
332
333
333
333
333
333

Sunday 13

Waning Gibbous 88%

22:53

No Set

08 Good
09 Good
10 Good
11 OK
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 OK
04 OK
05 Bad
06 OK
07 OK

Sun - Rise: 05:06, Set: 21:15, Transit: 13:10. Moon - Rise: 22:53, Set: No Set. Civil Dark: 21:59 - 04:21. Nautical Dark: 23:04 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
14
36
66
62
93
77
65
53
68
58
100
100
100
100
100
99
81
37
46
69
26
31

Low Clouds (% Sky Obscured)

0
0
0
17
50
55
41
59
31
10
50
45
64
64
66
58
50
57
0
0
24
18
26
31

Medium Clouds (% Sky Obscured)

0
0
6
11
10
18
35
22
26
25
32
22
31
31
76
65
86
94
45
19
18
23
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
5
35
30
100
100
100
100
100
71
3
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 (%)

0
0
0
0
1
0
5
4
11
4
6
17
18
3
1
0
1
0
1
1
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)

7
7
6
6
6
5
5
5
6
7
6
6
9
8
6
5
5
6
6
5
5
6
7
9

Chance of Frost

Temperature (°C)

18
20
22
24
25
26
27
27
27
27
28
27
25
23
22
21
19
19
18
17
16
16
16
17

Feels Like (°C)

18
20
22
24
26
26
26
26
25
25
26
25
22
20
20
18
17
17
16
17
17
16
17
17

Dew Point (°C)

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

Relative Humidity (%)

58
52
49
46
42
39
37
37
36
40
38
33
30
35
40
46
47
57
67
74
79
83
82
71

Pressure (mb)

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

Ozone (du)

333
332
332
331
333
331
328
327
326
327
326
327
325
328
329
331
335
344
341
340
337
335
333
333

Monday 14

Waning Gibbous 80%

23:07

09:05

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

Sun - Rise: 05:07, Set: 21:14, Transit: 13:10. Moon - Rise: 23:07, Set: 09:05. Civil Dark: 21:58 - 04:23. Nautical Dark: 23:02 - 03:20. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

31
53
41
30
91
74
51
36
79
84
81
75
64
49
43
0
0
0
0
0
5
10
15
39

Low Clouds (% Sky Obscured)

31
53
41
30
68
36
38
35
65
67
58
63
58
42
33
0
0
0
0
0
5
10
15
24

Medium Clouds (% Sky Obscured)

0
0
0
0
32
16
11
0
16
23
18
13
16
3
6
0
0
0
0
0
0
0
0
23

High Clouds (% Sky Obscured)

0
0
0
0
6
25
2
1
25
25
30
27
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 (%)

0
0
2
12
0
0
0
0
0
3
3
4
7
0
1
0
0
0
1
0
0
0
0
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)

11
13
14
15
16
16
19
20
19
17
17
15
14
12
9
8
6
6
6
7
7
8
8
10

Chance of Frost

Temperature (°C)

19
21
22
23
24
25
25
24
25
24
23
21
20
18
17
15
13
12
12
11
11
11
11
13

Feels Like (°C)

18
19
20
20
21
21
19
18
19
19
17
16
15
15
15
15
13
12
11
11
10
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

58
56
50
48
35
29
32
33
33
37
37
37
41
51
61
72
79
84
87
90
91
95
91
79

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

333
332
332
333
333
337
340
337
341
343
343
345
346
348
350
351
353
356
357
359
357
357
356
351

Tuesday 15

Waning Gibbous 70%

23:19

10:27

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 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:08, Set: 21:13, Transit: 13:10. Moon - Rise: 23:19, Set: 10:27. Civil Dark: 21:57 - 04:24. Nautical Dark: 23:00 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
89
95
98
100
99
98
97
98
99
100
84
68
48
47
43
45
36
25
15
41
66
93
75

Low Clouds (% Sky Obscured)

33
42
49
60
69
67
67
66
66
64
59
59
41
16
47
43
45
36
25
15
30
30
25
14

Medium Clouds (% Sky Obscured)

46
64
70
75
70
53
37
57
97
89
91
82
61
42
31
31
20
25
25
15
41
40
30
30

High Clouds (% Sky Obscured)

0
7
10
10
15
10
2
4
1
7
15
14
15
2
3
2
15
2
15
9
37
53
79
59

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
3
0
0

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

Precipitation Probability (%)

1
2
18
26
35
50
60
73
70
61
48
43
33
6
7
5
2
11
28
39
51
18
8
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
52
43
36
38
41
42
44
46
43
43
42
48
52
62
62
79
89
92
92
96
96
98
96

Pressure (mb)

1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

347
343
341
339
337
334
331
328
327
324
320
318
316
314
313
310
305
300
298
298
297
297
298
299

Wednesday 16

Waning Gibbous 59%

23:31

11:49

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 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:09, Set: 21:12, Transit: 13:10. Moon - Rise: 23:31, Set: 11:49. Civil Dark: 21:56 - 04:26. Nautical Dark: 22:58 - 03:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

59
39
41
42
44
38
33
23
28
33
38
50
36
25
27
32
43
53
64
75
74
73
72
68

Low Clouds (% Sky Obscured)

23
32
29
30
30
26
22
18
18
17
17
28
14
0
14
29
43
53
64
75
74
73
72
68

Medium Clouds (% Sky Obscured)

26
22
33
30
30
35
33
23
26
19
23
39
36
25
27
32
40
53
64
70
71
63
65
68

High Clouds (% Sky Obscured)

34
8
12
17
26
15
8
7
12
29
21
20
32
25
20
20
15
14
9
4
4
5
15
23

ISS Passover

Visibility (miles)

0
9
9
3
2
4
9
6
9
3
5
6
7
8
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
Very Light Rain
None
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
14
37
54
27
52
26
23
39
46
40
49
38
22
20
18
13
14
13
12
12
13
13
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
89
89
93
96
95
95
94
89
87
89
92
93
93
95
95
96
98
96
96
95
95
95
93

Pressure (mb)

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

Ozone (du)

299
300
300
298
299
302
304
304
306
306
307
307
309
311
312
315
318
321
318
315
312
310
309
307

Thursday 17

Waning Gibbous 48%

23:45

13:13

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
06 OK
07 OK

Sun - Rise: 05:10, Set: 21:11, Transit: 13:10. Moon - Rise: 23:45, Set: 13:13. Civil Dark: 21:55 - 04:27. Nautical Dark: 22:56 - 03:26. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
59
72
87
100
100
100
100
91
83
75
72
69
65
75
86
96
93
90
86
65
45
26
27

Low Clouds (% Sky Obscured)

63
56
59
63
68
70
74
78
77
78
75
57
33
10
5
3
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

63
59
72
87
90
91
88
70
68
69
72
66
53
35
34
29
26
26
30
29
20
13
6
5

High Clouds (% Sky Obscured)

32
36
58
79
100
100
100
100
67
37
10
27
35
43
59
76
93
85
77
71
55
34
22
27

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

28
29
40
47
53
64
73
81
74
66
57
46
32
3
2
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
11
12
12
12
13
12
11
11
11
11
11
10
9
8
7
6
5
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
18
18
18
19
19
21
19
19
18
18
18
15
14
15
15
15
15
11
12
12
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

89
85
80
79
76
75
81
85
90
92
93
95
95
93
93
93
93
93
93
95
95
95
93
93

Pressure (mb)

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

Ozone (du)

307
306
306
306
307
307
311
315
318
319
320
321
322
323
324
325
326
326
327
327
327
328
328
329

Friday 18

Third Quarter 36%

00:02

14:39

08 OK
09 OK
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: 05:12, Set: 21:10, Transit: 13:10. Moon - Rise: 00:02, Set: 14:39. Civil Dark: 21:53 - 04:29. Nautical Dark: 22:54 - 03:28. Astro Dark: N/A - 01:28

Total Clouds (% Sky Obscured)

32
39
45
54
55
57
62
71
83
94
99
98
97
95
88
80
74

Low Clouds (% Sky Obscured)

2
4
12
18
25
20
16
11
12
13
14
14
18
22
17
11
6

Medium Clouds (% Sky Obscured)

4
4
4
4
4
10
16
21
46
68
94
80
69
55
42
27
16

High Clouds (% Sky Obscured)

32
38
35
31
28
27
21
9
24
44
63
71
78
82
85
80
72

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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
6
6
8
8
6
0
0
0
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
19
20
22
23
23
23
23
22
21
20
18
17
15
14
12

Feels Like (°C)

15
15
15
15
16
16
21
20
18
18
19
19
14
14
14
13
12

Dew Point (°C)

13
13
13
11
9
8
7
7
6
7
7
7
7
8
8
8
9

Relative Humidity (%)

83
74
67
54
45
38
36
36
34
37
40
42
48
54
61
69
77

Pressure (mb)

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

Ozone (du)

329
329
329
329
330
331
331
331
331
333
335
337
339
342
344
343
342

Forecast for Cliddesden, Hampshire, United Kingdom (51.24,-1.10)

Generated: 12/07/25 08:34:10. Forecast: 12/07/25 to 18/07/25. Timezone: UTC+1.00