Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 16

Waning Gibbous 59%

23:29

13:11

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
21 Bad
22 Bad

Sun - Rise: 05:06, Set: 21:11, Transit: 13:09. Moon - Rise: 23:29, Set: 13:11. Civil Dark: 21:55 - 04:22. Nautical Dark: 22:57 - 03:20. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

51
59
70
79
100
98
100
97
94
100
100
100
95
83
65
80
100
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
37
22
35
50
89
97
85
81
85
78
79
90
72
49
52
55
43
41
58
37
46
27
0

Medium Clouds (% Sky Obscured)

51
59
70
49
50
38
33
43
43
45
49
39
30
17
20
22
20
15
16
18
11
14
14
7

High Clouds (% Sky Obscured)

51
59
70
79
87
61
99
67
41
100
98
62
33
3
65
61
100
100
92
95
97
100
100
88

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
2
1
0
0
0
0
0
1
3
5
5
15
17
3
3
0
1
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
17
16
16
15
16
16
17
17
18
19
21
22
24
26
26
26
27
27
25
24
22
21

Dew Point (°C)

10
9
8
9
8
8
8
8
8
8
9
11
14
15
16
15
16
18
17
16
15
16
15
15

Relative Humidity (%)

54
54
53
56
57
57
56
56
53
52
52
57
66
66
60
51
54
59
55
51
55
60
63
70

Pressure (mb)

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

Ozone (du)

296
298
298
297
296
297
298
300
301
299
299
300
301
298
294
294
293
293
295
298
300
303
304
304

Thursday 17

Waning Gibbous 48%

23:43

14:38

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
21 Bad
22 Bad

Sun - Rise: 05:08, Set: 21:10, Transit: 13:09. Moon - Rise: 23:43, Set: 14:38. Civil Dark: 21:53 - 04:24. Nautical Dark: 22:55 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
94
85
60
53
51
68
49
62
66
98
100
100
90
56
40
53
100

Low Clouds (% Sky Obscured)

0
8
44
51
50
62
58
71
85
57
44
51
68
49
35
40
43
42
27
49
27
0
18
28

Medium Clouds (% Sky Obscured)

0
0
0
39
100
100
100
92
50
53
10
3
0
0
16
16
25
22
13
13
2
40
53
62

High Clouds (% Sky Obscured)

100
100
91
100
100
100
94
64
45
43
3
2
2
2
2
2
84
100
100
78
52
27
20
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
6

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
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
3
2
6
16
19
16
22
63
57

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
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
17
16
16
16
16
15
15
14
14
13
10
7
6
6
6
6
5
5
5
6
8
11
15

Relative Humidity (%)

82
89
92
92
93
95
95
93
85
77
66
48
35
28
27
25
24
24
25
27
31
38
48
70

Pressure (mb)

1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1010
1010
1009
1010
1010

Ozone (du)

304
305
307
311
314
317
318
321
323
327
325
323
323
322
322
321
320
319
317
316
316
315
318
316

Friday 18

Third Quarter 36%

23:59

16:08

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
21 Bad
22 Bad

Sun - Rise: 05:09, Set: 21:08, Transit: 13:09. Moon - Rise: 23:59, Set: 16:08. Civil Dark: 21:52 - 04:26. Nautical Dark: 22:53 - 03:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
100
100
100
99
88
82
89
82
61
79
86
93
100
100

Low Clouds (% Sky Obscured)

12
0
0
0
27
34
37
0
13
36
50
57
52
61
55
47
59
67
37
45
32
24
25
25

Medium Clouds (% Sky Obscured)

56
71
95
76
88
95
65
64
81
34
51
93
62
22
14
17
23
24
14
19
59
71
70
79

High Clouds (% Sky Obscured)

100
100
100
100
84
97
79
91
100
100
100
100
100
89
62
32
14
6
15
10
40
68
100
100

ISS Passover

Visibility (miles)

9
9
9
4
9
9
9
9
9
9
9
9
9
7
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

45
44
65
48
38
21
18
17
8
7
6
9
44
49
24
12
9
23
24
11
12
19
39
41

Precipitation Amount (mm)

0
0
0.4
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
4
4
3
2
2
2
2
2
3
4
3
4
5
5
7
10
15
13
11
10
9
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
16
16
16
16
16
15
14
14
14
14
13
12
13
12
9
6
5
7
9
9
10
10
14

Relative Humidity (%)

78
86
92
96
95
92
89
87
82
78
70
61
52
51
44
34
27
26
33
38
40
47
54
78

Pressure (mb)

1010
1010
1009
1009
1008
1008
1007
1007
1007
1007
1007
1006
1006
1006
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

320
321
322
326
331
332
333
333
332
333
335
331
333
339
342
344
339
336
333
332
330
330
332
333

Saturday 19

Waning Crescent 25%

00:21

17:38

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
21 Bad
22 Bad

Sun - Rise: 05:10, Set: 21:07, Transit: 13:09. Moon - Rise: 00:21, Set: 17:38. Civil Dark: 21:50 - 04:27. Nautical Dark: 22:51 - 03:26. Astro Dark: N/A - 01:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
94
91
92
87
73
79
80
76
71
80
88
96
98
99
100
100

Low Clouds (% Sky Obscured)

20
20
24
43
61
65
70
76
76
77
77
71
63
61
65
66
49
53
50
58
60
62
67
73

Medium Clouds (% Sky Obscured)

85
97
97
93
92
99
80
76
63
40
33
24
21
16
21
19
71
19
53
50
55
85
100
100

High Clouds (% Sky Obscured)

100
100
100
100
96
98
100
90
90
90
91
65
29
10
30
35
40
58
71
77
89
96
100
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
3
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
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

52
45
51
54
68
78
71
57
58
63
65
63
64
63
52
37
11
12
12
5
21
36
42
55

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
4
6
7
7
7
7
8
10
10
10
11
12
14
14
14
14
13
12
13
10
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
15
15
15
14
15
15
15
14
12
10
7
6
5
5
5
5
5
5
8
12
14
14

Relative Humidity (%)

87
92
93
92
93
93
93
93
93
81
70
54
42
36
32
32
35
33
35
36
47
68
85
89

Pressure (mb)

1004
1004
1003
1003
1002
1002
1001
1001
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001

Ozone (du)

334
335
338
341
345
347
348
355
363
357
352
351
350
348
347
350
349
349
349
352
351
353
354
355

Sunday 20

Waning Crescent 15%

00:53

19:00

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
21 Bad
22 Bad

Sun - Rise: 05:12, Set: 21:06, Transit: 13:09. Moon - Rise: 00:53, Set: 19:00. Civil Dark: 21:49 - 04:29. Nautical Dark: 22:49 - 03:28. Astro Dark: 00:58 - 01:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
93
82
78
69
63
59
73
86
98
100
100
99
99
99
99
95
90
93
89

Low Clouds (% Sky Obscured)

78
84
83
84
85
79
70
64
61
60
57
59
62
64
62
61
59
67
76
85
84
82
81
80

Medium Clouds (% Sky Obscured)

100
100
100
97
100
49
36
24
14
8
22
50
63
75
75
65
45
35
34
34
33
27
26
23

High Clouds (% Sky Obscured)

100
100
100
100
100
58
27
15
5
4
25
41
55
81
86
81
56
27
12
0
1
3
4
2

ISS Passover

Visibility (miles)

9
9
8
9
9
9
9
9
9
9
9
7
9
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

75
95
95
95
95
95
95
94
75
45
42
37
48
51
82
88
83
67
51
38
33
27
16
13

Precipitation Amount (mm)

0.4
0.8
0.7
0.8
0.9
0.9
0.7
0.8
0.6
0
0
0
0
0
0.5
0.7
0.6
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
7
8
7
8
9
9
11
12
10
12
12
13
14
15
14
13
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
13
14
14
14
14
13
13
12
14
15
13
8
7
6
5
6
7
8
9
9
10

Relative Humidity (%)

87
86
87
89
93
95
93
93
90
81
72
81
83
68
44
40
37
34
38
43
47
53
59
66

Pressure (mb)

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

Ozone (du)

354
351
350
350
351
349
349
348
349
347
347
347
349
351
353
355
358
360
355
350
344
341
338
335

Monday 21

Waning Crescent 8%

01:41

20:06

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
21 Bad
22 Bad

Sun - Rise: 05:13, Set: 21:05, Transit: 13:09. Moon - Rise: 01:41, Set: 20:06. Civil Dark: 21:47 - 04:30. Nautical Dark: 22:47 - 03:31. Astro Dark: 00:42 - 01:45

Total Clouds (% Sky Obscured)

89
82
85
88
88
85
86
86
80
75
69
73
77
80
84
93
100
95
93
89
83
76
65
75

Low Clouds (% Sky Obscured)

79
78
80
79
81
74
69
65
62
60
59
61
62
59
53
47
41
46
51
56
40
25
9
6

Medium Clouds (% Sky Obscured)

16
12
16
19
26
30
34
37
51
67
69
73
77
80
84
78
84
79
74
53
31
28
34
28

High Clouds (% Sky Obscured)

1
0
2
2
3
2
3
4
0
0
0
3
0
0
33
67
100
95
93
88
54
25
4
19

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
6
7
7
7
6
6
7
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

9
1
5
5
2
6
6
3
22
40
56
95
95
95
95
84
70
56
54
49
46
45
38
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.7
1.1
1.1
0.7
0.5
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
82
90
93
95
96
93
90
86
86
85
85
89
92
96
95
93
92
86
81
76
81
86
93

Pressure (mb)

1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1011

Ozone (du)

335
336
336
334
332
330
330
329
329
331
334
337
341
344
348
350
352
354
355
356
356
355
354
353

Tuesday 22

Waning Crescent 3%

02:47

20:53

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 OK

Sun - Rise: 05:14, Set: 21:03, Transit: 13:09. Moon - Rise: 02:47, Set: 20:53. Civil Dark: 21:46 - 04:32. Nautical Dark: 22:45 - 03:33. Astro Dark: 00:33 - 01:53

Total Clouds (% Sky Obscured)

86
97
96
96
95
99
93
92
86
80
74
82
91
100
94
88
83
70
50
42

Low Clouds (% Sky Obscured)

3
0
3
6
9
12
16
16
30
44
60
66
71
74
72
70
71
62
50
42

Medium Clouds (% Sky Obscured)

17
9
13
17
30
27
17
12
8
5
2
1
0
0
4
12
21
19
33
30

High Clouds (% Sky Obscured)

35
50
50
60
70
77
65
46
39
40
40
58
75
93
69
38
5
3
2
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

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 (%)

24
7
18
19
17
13
8
0
0
0
0
1
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
12
12
12
12
12
12
13
13
13
13
13
13
15
15
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

90
90
89
89
92
92
90
89
86
80
74
69
65
61
57
51
46
41
44
46

Pressure (mb)

1011
1012
1012
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1016
1015
1015
1015
1015
1015

Ozone (du)

351
349
346
347
347
348
347
346
346
347
349
350
351
351
351
352
353
354
353
352

Forecast for Bray Court, Windsor and Maidenhead, United Kingdom (51.50,-0.70)

Generated: 16/07/25 23:43:59. Forecast: 16/07/25 to 22/07/25. Timezone: UTC+1.00