Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 13

Waning Gibbous 88%

22:53

No Set

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

Sun - Rise: 05:05, Set: 21:15, Transit: 13:10. Moon - Rise: 22:53, Set: No Set. Civil Dark: 22:00 - 04:21. Nautical Dark: 23:04 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

5
9
19
0
7
22
28
33
36
42
13
44
100
100
100
100
100
100
57
45
80
66
50
82

Low Clouds (% Sky Obscured)

0
9
0
0
7
22
28
33
33
32
0
0
0
0
0
0
18
27
11
0
67
66
50
71

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
20
6
22
13
24
35
43
100
100
29
23
18
3
0
10

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
7
37
100
100
100
100
100
100
2
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
1
2
5
9
7
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
6
5
5
5
4
3
3
3
7
10
9
9
7
7
5
4
4
4
5
6
8
9
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
19
22
24
26
27
29
30
30
27
25
26
23
19
17
18
18
17
16
17
17
17
17
18

Dew Point (°C)

9
9
9
9
8
8
8
7
7
6
7
6
6
4
6
11
11
11
12
14
15
15
16
15

Relative Humidity (%)

61
53
43
37
32
30
28
26
24
23
25
26
28
29
38
57
61
61
68
79
89
95
93
82

Pressure (mb)

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

Ozone (du)

338
339
337
333
329
329
328
325
326
327
327
328
323
322
327
329
331
335
338
334
332
331
331
331

Monday 14

Waning Gibbous 80%

23:07

09:05

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

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)

54
49
51
100
100
50
82
83
25
5
3
85
41
16
21
54
13
8
29
36
36
40
100
82

Low Clouds (% Sky Obscured)

54
49
32
72
80
43
55
35
25
5
3
80
41
16
21
30
13
5
27
35
36
40
41
63

Medium Clouds (% Sky Obscured)

0
0
0
35
27
5
2
23
0
0
1
7
0
0
0
10
0
0
0
27
3
26
84
20

High Clouds (% Sky Obscured)

0
0
15
60
60
0
73
22
16
0
0
0
0
0
0
20
0
3
7
1
0
20
53
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
10
8
12
0
0
0
0
1
0
0
0
0
0
0
1
1
8
5
3
4

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)

13
14
16
17
18
20
19
19
20
21
20
19
15
12
12
12
10
9
9
8
8
8
8
11

Chance of Frost

Temperature (°C)

20
21
22
22
23
22
23
24
23
23
22
20
19
17
16
14
14
13
13
12
12
12
13
14

Feels Like (°C)

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

Dew Point (°C)

14
14
10
5
10
10
13
12
8
6
5
6
7
8
9
9
9
10
11
11
11
11
11
11

Relative Humidity (%)

71
64
47
32
41
46
53
48
37
33
32
39
44
54
63
69
72
83
90
93
95
95
90
78

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1012
1013
1013
1013
1013
1014
1015
1015
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

332
333
333
333
333
333
336
340
341
344
347
348
350
356
362
366
365
365
363
362
363
355
352
348

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 Bad
00 Bad
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)

59
92
99
90
99
98
100
97
100
100
100
100
100
100
100
100
100
99
98
97
98
99
100
100

Low Clouds (% Sky Obscured)

41
47
46
46
56
61
66
71
64
72
72
81
70
67
63
65
63
57
40
32
20
10
0
10

Medium Clouds (% Sky Obscured)

58
85
32
27
38
34
34
26
29
30
27
25
28
15
5
0
3
3
29
0
0
0
0
0

High Clouds (% Sky Obscured)

0
1
0
2
1
0
0
1
76
78
10
54
77
81
99
100
87
96
96
94
96
98
100
100

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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
13
33
43
40
28
34
36
36
42
39
43
43
32
28
26
20
28
26
21
5
1
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)

15
17
19
19
19
20
20
20
19
18
18
17
17
16
15
14
13
13
11
10
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
13
13
13
13
13
13
13
13
13
12
12
13
13
12
12
13
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

62
49
46
54
51
41
45
46
53
60
56
62
69
81
89
90
90
86
90
92
95
95
95
87

Pressure (mb)

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

Ozone (du)

346
345
343
342
339
338
338
336
335
335
336
334
336
337
337
337
333
329
327
327
327
327
326
325

Wednesday 16

Waning Gibbous 59%

23:31

11:49

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

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)

95
90
67
40
17
19
19
22
53
70
71
72
79
84
71
54
40
47
55
62
46
27
10
5

Low Clouds (% Sky Obscured)

20
30
20
10
0
6
11
16
18
22
26
21
17
16
18
41
40
47
55
62
46
27
10
5

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
23
9
25
48
64
77
59
44
25
25
2
29
42
27
10
5

High Clouds (% Sky Obscured)

90
90
66
40
17
13
9
5
14
20
28
26
23
26
19
17
1
1
15
10
10
15
10
5

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
2
3
1
1
1
9
4
4
2

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
10
11
11
10
9
9
8
8
7
8
8
6
4
4
4
4
4
3
3
3
3
2
1

Chance of Frost

Temperature (°C)

16
18
19
21
23
24
25
25
26
26
25
25
23
22
20
18
17
15
15
14
14
14
14
15

Feels Like (°C)

13
15
16
18
19
21
21
23
24
22
21
20
20
18
17
16
15
14
14
12
12
13
14
14

Dew Point (°C)

12
9
5
4
4
3
3
3
3
2
1
2
4
7
7
8
8
9
9
9
9
9
9
9

Relative Humidity (%)

77
54
39
33
29
25
23
22
22
21
20
22
28
37
44
50
57
68
70
75
71
74
70
65

Pressure (mb)

1017
1017
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1018
1018
1019
1019

Ozone (du)

325
323
323
323
322
321
320
319
317
315
312
308
303
299
296
295
295
297
297
298
298
300
304
305

Thursday 17

Waning Gibbous 48%

23:45

13:13

08 Good
09 Good
10 Good
11 OK
12 OK
13 OK
14 OK
15 OK
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 Bad
07 Bad

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)

10
5
16
27
38
40
43
43
47
52
56
96
98
100
100
100
100
98
96
93
93
92
92
91

Low Clouds (% Sky Obscured)

5
2
11
23
34
23
11
0
0
0
0
39
41
43
48
53
52
57
57
60
56
51
51
53

Medium Clouds (% Sky Obscured)

10
5
16
3
3
40
21
43
47
52
41
38
30
25
24
28
39
39
41
44
56
68
79
84

High Clouds (% Sky Obscured)

10
5
15
15
20
15
20
20
14
15
14
73
59
25
20
20
15
15
10
5
8
10
22
33

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

Precipitation Probability (%)

0
0
0
1
1
0
3
2
3
4
12
23
22
24
42
52
60
55
41
20
19
17
10
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
11
11
11
11
12
13
13
14
15
15
15
15
16
18
17
17
17
17
17
17
17
17
16

Relative Humidity (%)

59
56
47
43
42
40
41
43
47
49
50
52
62
74
88
89
90
92
93
93
93
92
90
88

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

304
303
304
306
306
305
306
305
304
302
301
298
300
302
304
305
306
307
308
310
311
311
311
311

Friday 18

Third Quarter 36%

00:01

14:39

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 Bad
07 Bad

Sun - Rise: 05:12, Set: 21:10, Transit: 13:10. Moon - Rise: 00:01, Set: 14:39. Civil Dark: 21:53 - 04:29. Nautical Dark: 22:55 - 03:28. Astro Dark: N/A - 01:26

Total Clouds (% Sky Obscured)

90
90
93
97
100
99
99
98
99
99
99
82
67
54
55
59
66
62
60
56
66
77
87
74

Low Clouds (% Sky Obscured)

54
53
58
62
64
63
58
54
47
43
38
33
18
6
13
27
40
40
41
41
50
58
67
49

Medium Clouds (% Sky Obscured)

87
89
88
88
87
74
63
73
68
60
48
31
28
35
52
59
66
62
60
56
66
77
87
74

High Clouds (% Sky Obscured)

43
51
67
84
100
99
99
98
99
98
95
67
51
50
50
50
45
50
50
55
55
45
55
55

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 (%)

21
19
33
37
36
34
33
25
37
32
21
27
29
26
27
24
8
7
5
0
3
6
5
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
76
72
68
66
63
56
49
42
44
46
48
52
58
66
68
69
71
72
72
71
68
64
61

Pressure (mb)

1016
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

313
314
316
316
317
317
319
320
322
321
320
319
319
319
319
320
321
322
321
321
320
319
319
318

Saturday 19

Waning Crescent 36%

00:24

16:09

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 OK

Sun - Rise: 05:13, Set: 21:09, Transit: 13:10. Moon - Rise: 00:24, Set: 16:09. Civil Dark: 21:52 - 04:30. Nautical Dark: 22:53 - 03:30. Astro Dark: 00:54 - 01:39

Total Clouds (% Sky Obscured)

63
54
65
76
82
88
95
100
100
100
100
97
95
92
68
45
25

Low Clouds (% Sky Obscured)

31
22
32
39
47
42
35
29
28
25
25
14
9
7
11
18
25

Medium Clouds (% Sky Obscured)

63
54
65
76
74
58
50
43
34
29
18
13
9
7
5
3
0

High Clouds (% Sky Obscured)

55
40
43
46
49
63
79
100
100
100
100
68
40
15
22
31
25

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

Precipitation Probability (%)

7
1
7
9
10
42
59
74
77
78
68
68
60
37
37
29
6

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.6
0.6
0.6
0.3
0.4
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
22
23
25
27
29
29
29
29
28
27
26
24
21
19
18
18

Feels Like (°C)

19
20
20
20
20
21
30
29
27
27
27
27
23
23
23
22
20

Dew Point (°C)

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

Relative Humidity (%)

59
56
55
48
42
36
36
36
37
38
41
43
52
64
77
78
79

Pressure (mb)

1012
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

317
316
316
315
313
312
312
312
312
311
311
311
311
311
311
311
310

Forecast for Basingstoke, Hampshire, United Kingdom (51.26,-1.09)

Generated: 13/07/25 08:10:04. Forecast: 13/07/25 to 19/07/25. Timezone: UTC+1.00