Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 7

Waning Gibbous 90%

17:08

11:30

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:10, Set: 16:24, Transit: 11:46. Moon - Rise: 17:08, Set: 11:30. Civil Dark: 17:00 - 06:34. Nautical Dark: 17:40 - 05:53. Astro Dark: 18:19 - 05:14

Total Clouds (% Sky Obscured)

86
83
70
95
100
100
100
96
98
100
100
100
100
100
93
96
68
85
74
54
49
59
52
64

Low Clouds (% Sky Obscured)

68
56
67
74
90
92
75
85
80
65
47
54
49
45
54
45
68
84
68
54
49
59
52
64

Medium Clouds (% Sky Obscured)

7
0
70
95
100
100
100
88
95
57
50
60
45
15
17
3
3
5
24
3
19
3
0
0

High Clouds (% Sky Obscured)

2
0
0
3
90
22
59
19
51
93
100
100
100
100
73
81
50
61
70
54
49
50
3
0

ISS Passover

Visibility (miles)

9
9
9
3
8
9
9
9
8
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
10
57
95
58
26
6
8
9
6
2
0
0
0
0
0
3
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.4
1
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
8
8
6
8
9
9
7
5
6
6
6
6
6
5
5
5
6
8
8
7
8
8
8

Chance of Frost

Temperature (°C)

13
13
12
12
12
13
13
13
13
13
12
12
11
10
10
10
10
11
12
12
13
14
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
92
95
92
90
93
95
96
95
95
95
96
98
96
96
96
90
84
80
77
76
75
74

Pressure (mb)

1004
1004
1005
1005
1006
1006
1006
1006
1006
1007
1007
1008
1009
1009
1010
1011
1012
1013
1013
1014
1014
1014
1014
1015

Ozone (du)

291
296
299
300
300
298
295
291
287
286
284
281
280
278
279
278
277
276
275
275
275
274
272
271

Saturday 8

Waning Gibbous 82%

18:09

12:25

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

Sun - Rise: 07:11, Set: 16:23, Transit: 11:46. Moon - Rise: 18:09, Set: 12:25. Civil Dark: 16:59 - 06:35. Nautical Dark: 17:39 - 05:55. Astro Dark: 18:18 - 05:16

Total Clouds (% Sky Obscured)

0
0
0
0
0
7
13
17
86
20
14
29
30
85
83
49
42
28
66
66
76
70
97
55

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
6
28
20
14
25
30
40
31
49
30
27
63
51
70
70
75
52

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
5
3
3
4
9
0
3
13
9
3
3
3

High Clouds (% Sky Obscured)

0
0
0
0
0
7
13
17
44
3
2
5
1
44
41
7
4
13
10
26
30
5
83
39

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
1
0
0
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)

7
7
6
6
5
5
5
5
5
4
4
4
4
5
4
4
4
4
7
10
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
77
87
90
93
95
95
93
93
93
93
93
93
93
94
94
96
90
85
80
74
75
76
82

Pressure (mb)

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

Ozone (du)

271
272
274
274
273
269
266
264
263
263
262
263
264
266
267
268
269
269
267
267
267
269
267
265

Sunday 9

Waning Gibbous 72%

19:27

13:02

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:13, Set: 16:21, Transit: 11:46. Moon - Rise: 19:27, Set: 13:02. Civil Dark: 16:57 - 06:37. Nautical Dark: 17:37 - 05:57. Astro Dark: 18:16 - 05:17

Total Clouds (% Sky Obscured)

100
100
92
78
99
100
100
100
94
100
100
100
100
99
100
95
91
95
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

35
57
66
55
56
51
54
55
64
75
79
91
92
94
83
73
74
70
54
55
56
54
43
51

Medium Clouds (% Sky Obscured)

4
17
88
78
92
24
29
34
94
99
100
100
100
99
100
95
91
83
86
99
99
100
100
82

High Clouds (% Sky Obscured)

100
97
48
50
97
100
100
99
31
59
45
81
100
35
40
30
29
75
95
72
82
90
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
5
5
9
9
5
2
7
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
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
Light Rain

Precipitation Probability (%)

0
0
1
10
11
8
10
27
19
51
88
95
77
54
60
95
95
44
39
35
39
38
42
69

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.6
0.6
0.4
0
0.2
0.7
1.2
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
9
9
9
9
9
9
9
10
10
10
11
11
11
11
11
11
11
11
11
10
10

Relative Humidity (%)

86
93
93
91
90
87
85
88
88
87
88
90
92
92
95
95
95
92
87
86
83
83
83
83

Pressure (mb)

1015
1015
1015
1015
1014
1014
1013
1013
1012
1012
1011
1010
1009
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1007

Ozone (du)

263
263
264
266
267
268
270
270
272
272
272
271
272
274
274
275
277
279
283
286
289
292
295
300

Monday 10

Waning Gibbous 61%

20:52

13:26

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:15, Set: 16:20, Transit: 11:46. Moon - Rise: 20:52, Set: 13:26. Civil Dark: 16:56 - 06:38. Nautical Dark: 17:36 - 05:58. Astro Dark: 18:15 - 05:19

Total Clouds (% Sky Obscured)

99
100
91
87
92
81
65
44
63
81
100
96
93
89
91
93
95
94
93
91
94
97
100
96

Low Clouds (% Sky Obscured)

73
88
74
67
60
55
47
36
35
34
31
37
40
50
60
67
72
70
64
60
56
56
60
55

Medium Clouds (% Sky Obscured)

93
98
71
75
75
54
28
22
25
38
100
89
31
17
16
62
55
61
50
41
65
85
91
87

High Clouds (% Sky Obscured)

98
95
91
87
92
67
39
9
40
70
100
86
73
62
72
79
85
83
79
77
83
90
100
87

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

95
95
95
78
43
37
23
0
1
1
0
0
0
0
0
0
0
0
1
2
0
2
3
2

Precipitation Amount (mm)

0.7
0.9
0.6
0.4
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
8
8
6
6
7
7
7
6
5
5
6
6
6
7
8
8
9
9
12
13
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
92
93
95
95
95
95
93
93
95
95
91
91
93
91
91
91
90
88
87
87
86
86
87

Pressure (mb)

1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008

Ozone (du)

307
316
317
310
301
298
295
296
298
301
304
304
301
299
297
293
289
284
282
278
275
274
270
273

Tuesday 11

Waning Gibbous 50%

22:17

13:43

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:17, Set: 16:18, Transit: 11:47. Moon - Rise: 22:17, Set: 13:43. Civil Dark: 16:54 - 06:40. Nautical Dark: 17:35 - 06:00. Astro Dark: 18:14 - 05:20

Total Clouds (% Sky Obscured)

92
84
87
89
90
92
96
100
94
88
82
76
70
65
100
100
100
98
96
94
95
97
99
99

Low Clouds (% Sky Obscured)

50
46
52
56
64
65
67
62
64
61
60
57
54
51
78
80
81
76
71
66
54
40
26
16

Medium Clouds (% Sky Obscured)

52
23
20
28
36
51
53
78
72
18
13
7
1
19
46
57
60
69
76
80
85
89
93
78

High Clouds (% Sky Obscured)

76
56
46
29
16
47
74
100
88
77
67
62
53
47
100
100
100
79
55
30
52
74
96
97

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 (%)

10
0
3
4
5
5
4
1
2
2
0
0
0
0
0
0
0
1
2
1
3
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
10
11
10
10
10
10
10
10
9
10
9
9
9
9
9
9
9
9
9
10
10
10

Relative Humidity (%)

89
90
90
92
89
86
87
87
87
86
84
87
87
87
86
84
83
81
79
77
75
76
76
78

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

274
271
271
273
273
271
270
270
269
269
270
270
269
270
271
271
271
272
273
273
274
274
274
273

Wednesday 12

Third Quarter 39%

23:37

13:56

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:18, Set: 16:17, Transit: 11:47. Moon - Rise: 23:37, Set: 13:56. Civil Dark: 16:53 - 06:42. Nautical Dark: 17:34 - 06:01. Astro Dark: 18:13 - 05:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
95
92
92
93
95
96
98
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

8
0
4
8
11
13
16
18
20
26
29
35
40
42
51
64
74
72
69
67
57
47
36
25

Medium Clouds (% Sky Obscured)

63
51
32
15
0
1
3
4
3
3
3
23
41
25
18
16
19
19
16
16
18
23
23
31

High Clouds (% Sky Obscured)

99
100
99
99
99
85
71
55
65
77
88
92
96
99
99
99
100
98
97
95
97
98
100
99

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 (%)

2
0
0
0
0
0
1
1
2
2
0
0
1
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
81
79
79
79
80
83
86
87
90
93
91
93
93
92
89
87
83
79
75
79
80
83

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1008
1008
1007
1007
1007
1007
1006
1006

Ozone (du)

273
272
272
272
272
272
273
274
274
274
274
273
275
276
277
278
278
278
279
279
280
280
280
280

Thursday 13

Waning Crescent 29%

00:53

14:07

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:20, Set: 16:15, Transit: 11:47. Moon - Rise: 00:53, Set: 14:07. Civil Dark: 16:52 - 06:43. Nautical Dark: 17:32 - 06:02. Astro Dark: 18:12 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

14
3
2
6
15
27
30
42
38
34
41
45
52
58
60
64
74
58
42
30

Medium Clouds (% Sky Obscured)

42
56
64
73
84
89
93
99
97
94
91
93
95
97
96
95
94
87
80
74

High Clouds (% Sky Obscured)

99
97
91
87
86
91
95
100
98
96
94
89
85
80
85
90
94
97
99
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

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 (%)

2
2
4
5
0
6
7
3
17
26
34
32
28
20
31
37
41
39
32
14

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
10
11
11
11
11
12
12
12
12
12
12
12
11
12
11
12
12

Dew Point (°C)

12
12
12
12
12
12
12
12
12
12
11
12
11
11
11
12
12
12
12
12

Relative Humidity (%)

86
87
90
90
93
95
95
93
95
95
93
95
95
95
96
95
93
92
86
80

Pressure (mb)

1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1006
1006
1006
1005

Ozone (du)

280
281
282
283
284
285
284
284
284
283
282
282
281
281
281
282
284
285
287
288

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

Generated: 07/11/25 16:33:03. Forecast: 07/11/25 to 13/11/25. Timezone: UTC+0.00