Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waxing Crescent 1%

08:52

17:45

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: 07:41, Set: 17:54, Transit: 12:47. Moon - Rise: 08:52, Set: 17:45. Civil Dark: 18:28 - 07:07. Nautical Dark: 19:07 - 06:28. Astro Dark: 19:45 - 05:50

Total Clouds (% Sky Obscured)

100
100
100
97
96
100
100
100
100
100
100
100
100
100
100
100
96
100
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
51
72
79
71
60
37
31
42
23
53
64
87
100
100
82
92
86
89
100
71
87
91
72

Medium Clouds (% Sky Obscured)

14
36
58
59
81
99
100
98
98
100
100
100
100
100
100
100
39
35
31
40
40
47
100
100

High Clouds (% Sky Obscured)

90
83
100
97
86
82
100
100
100
100
100
100
100
100
56
55
3
0
0
40
35
30
30
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
2
2
1
4
9
9
9
2
9
9
5

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
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
3
4
22
92
95
95
95
95
95
77
95
95
95
95
80
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.5
2.5
3.3
4.6
4
0.6
0.2
1
0.7
1.1
0.5
0.3
0.8

Wind Speed/Direction (mph)

4
3
3
4
5
6
6
5
5
5
4
4
6
8
11
12
13
13
12
12
14
20
20
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
8
7
7
7
8
7
8
8
10
9
10
10
9
9
10
9
8
7
7

Relative Humidity (%)

93
90
85
80
75
70
66
65
66
72
75
79
84
93
93
95
95
87
90
93
95
90
88
88

Pressure (mb)

998
999
999
999
999
998
998
997
996
996
994
994
992
990
988
985
983
981
979
978
977
978
979
980

Ozone (du)

296
293
294
294
294
292
292
287
286
286
285
285
285
283
284
288
294
296
295
298
305
311
317
321

Thursday 23

Waxing Crescent 4%

10:06

18:03

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 Good
01 Good
02 Good
03 Good
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:43, Set: 17:52, Transit: 12:47. Moon - Rise: 10:06, Set: 18:03. Civil Dark: 18:26 - 07:09. Nautical Dark: 19:05 - 06:30. Astro Dark: 19:43 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
68
100
100
100
100
100
100
94
45
15
5
7
1
1
84
93
94
96

Low Clouds (% Sky Obscured)

75
62
67
75
38
33
53
34
30
30
42
33
17
18
5
0
0
0
0
0
31
46
45
49

Medium Clouds (% Sky Obscured)

100
100
96
78
72
50
63
100
100
100
100
100
100
94
45
15
5
7
1
0
39
47
43
40

High Clouds (% Sky Obscured)

35
35
40
100
100
98
43
53
100
100
100
78
45
40
4
2
5
7
1
1
0
0
0
0

ISS Passover

Visibility (miles)

3
2
3
2
2
5
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
79
42
29
18
22
5
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1
0.9
1.5
2.4
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
18
20
23
25
25
25
24
23
23
22
21
20
19
20
19
18
18
17
16
16
15
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
1
1
2
2
3
3
2
1
1
1
1
0
-0
-1
-1
0
-1
0
1
1
2

Dew Point (°C)

7
7
7
8
8
8
8
8
7
6
5
4
3
3
3
3
2
2
1
1
2
1
2
3

Relative Humidity (%)

90
90
90
90
87
84
80
79
76
72
70
69
68
69
69
73
71
71
70
74
76
75
76
78

Pressure (mb)

980
981
982
983
984
986
987
989
990
991
993
995
996
997
997
998
999
999
999
1000
1000
1000
1000
1000

Ozone (du)

327
329
335
337
334
334
336
335
336
335
330
334
336
340
339
337
334
331
327
313
311
309
308
307

Friday 24

Waxing Crescent 8%

11:18

18:29

08 Bad
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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:45, Set: 17:50, Transit: 12:46. Moon - Rise: 11:18, Set: 18:29. Civil Dark: 18:24 - 07:10. Nautical Dark: 19:03 - 06:31. Astro Dark: 19:42 - 05:53

Total Clouds (% Sky Obscured)

50
43
89
98
100
92
78
100
100
91
100
96
81
71
78
88
64
59
55
52
65
73
83
78

Low Clouds (% Sky Obscured)

50
43
45
76
69
66
78
74
68
61
71
63
81
63
56
80
54
51
55
52
57
48
53
47

Medium Clouds (% Sky Obscured)

0
1
21
28
30
29
21
100
100
67
79
38
24
15
18
58
64
59
44
4
65
73
45
62

High Clouds (% Sky Obscured)

0
0
0
22
50
60
70
75
75
75
65
21
0
1
30
9
10
8
1
2
17
29
38
24

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
1
19
12
18
38
35
61
42
50
58
26
34
18
4
6
7
23
12
16
10
37
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
75
73
73
72
68
68
71
76
82
82
88
87
84
82
84
82
85
85
84
81
81
82

Pressure (mb)

1000
1000
1000
1000
999
999
998
997
996
995
995
995
995
995
996
997
998
998
999
999
1000
1000
1001
1001

Ozone (du)

306
307
307
305
303
304
305
308
309
309
305
305
306
301
300
305
305
303
302
305
305
306
306
305

Saturday 25

Waxing Crescent 15%

12:26

19:04

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

Sun - Rise: 06:47, Set: 17:48, Transit: 12:46. Moon - Rise: 12:26, Set: 19:04. Civil Dark: 18:22 - 06:12. Nautical Dark: 19:01 - 05:33. Astro Dark: 19:40 - 04:55

Total Clouds (% Sky Obscured)

76
72
61
53
41
51
62
71
60
62
57
49
42
41
38
39
34
67
93
80
63
43
31
28

Low Clouds (% Sky Obscured)

51
54
46
40
37
37
42
48
48
55
57
49
38
37
38
39
34
22
31
37
29
30
22
13

Medium Clouds (% Sky Obscured)

41
50
40
24
1
13
16
20
10
5
0
0
0
0
0
0
0
32
84
80
63
43
31
28

High Clouds (% Sky Obscured)

13
5
5
10
10
10
10
5
1
0
0
0
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 (%)

31
26
25
23
24
21
21
17
15
13
8
13
11
0
0
0
0
1
6
12
2
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
3
3
4
4
4
3
4
3
2
1
2
2
2
1
1
-0
1
1
0
0
-1
0

Dew Point (°C)

5
6
6
7
7
7
5
5
5
4
4
3
3
3
3
2
2
2
2
2
2
1
1
1

Relative Humidity (%)

84
85
85
87
85
80
73
73
74
75
77
77
79
79
81
76
75
76
80
82
79
78
78
75

Pressure (mb)

1002
1002
1003
1004
1004
1005
1005
1005
1005
1005
1006
1006
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1010

Ozone (du)

305
304
305
304
303
298
299
300
297
289
293
298
307
306
303
306
307
307
307
301
296
298
299
299

Sunday 26

Waxing Crescent 22%

12:24

18:53

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

Sun - Rise: 06:48, Set: 16:46, Transit: 11:46. Moon - Rise: 12:24, Set: 18:53. Civil Dark: 17:20 - 06:14. Nautical Dark: 17:59 - 05:35. Astro Dark: 18:38 - 04:56

Total Clouds (% Sky Obscured)

18
21
29
40
57
77
96
98
94
92
83
88
95
97
99
100
98
96
94
92
91
90
91
91

Low Clouds (% Sky Obscured)

8
17
28
40
41
47
51
55
58
62
39
33
27
38
50
61
55
49
44
61
72
84
79
73

Medium Clouds (% Sky Obscured)

18
2
2
2
22
40
70
96
84
71
46
44
41
51
62
76
83
91
94
92
91
90
78
59

High Clouds (% Sky Obscured)

1
1
1
0
27
53
77
64
37
12
57
55
71
89
96
100
74
47
21
12
8
8
7
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
5
4
3
5

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

1
1
1
0
0
0
0
7
13
18
15
11
1
22
30
36
40
44
48
54
59
65
66
65

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
7
7
9
10
10
10
10
9
8
7
7
7
7
7
7
7
7
7
8
8
8
8
9

Feels Like (°C)

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

Dew Point (°C)

1
2
2
3
2
2
2
2
2
2
2
2
3
3
3
3
3
4
5
7
7
7
8
8

Relative Humidity (%)

74
70
68
65
59
56
56
59
61
68
71
72
75
78
78
78
78
82
87
91
93
95
96
90

Pressure (mb)

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

Ozone (du)

299
301
301
299
296
296
295
296
297
298
297
294
292
290
289
287
285
285
284
283
283
283
283
284

Monday 27

Waxing Crescent 31%

13:10

19:55

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: 06:50, Set: 16:44, Transit: 11:46. Moon - Rise: 13:10, Set: 19:55. Civil Dark: 17:18 - 06:16. Nautical Dark: 17:58 - 05:36. Astro Dark: 18:36 - 04:58

Total Clouds (% Sky Obscured)

92
92
94
94
92
93
93
80
68
56
62
69
74
84
91
97
93
90
86
87
90
92
91
90

Low Clouds (% Sky Obscured)

67
68
68
68
63
61
54
46
39
31
37
47
58
57
56
56
59
63
66
59
51
44
51
60

Medium Clouds (% Sky Obscured)

39
26
16
5
5
9
35
47
41
37
39
41
42
42
40
39
56
70
79
71
61
50
36
22

High Clouds (% Sky Obscured)

2
4
4
3
0
0
0
0
4
12
23
16
6
18
27
38
36
44
52
38
24
25
17
8

ISS Passover

Visibility (miles)

7
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

Very Light Rain
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 (%)

61
48
34
14
19
19
18
17
13
4
6
5
0
12
17
21
24
26
26
28
29
30
29
28

Precipitation Amount (mm)

0.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
83
79
76
73
72
72
72
75
77
81
84
88
90
90
88
88
87
85
83
83
83
83
80

Pressure (mb)

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

Ozone (du)

284
285
284
283
282
282
283
283
281
279
278
276
274
273
272
272
272
272
272
271
273
274
275
277

Tuesday 28

Waxing Crescent 41%

13:44

21:07

Sun - Rise: 06:52, Set: 16:42, Transit: 11:46. Moon - Rise: 13:44, Set: 21:07. Civil Dark: 17:17 - 06:17. Nautical Dark: 17:56 - 05:38. Astro Dark: 18:34 - 04:59

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 22/10/25 08:49:21. Forecast: 22/10/25 to 28/10/25. Timezone: UTC+1.00