Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 12

Third Quarter 39%

23:37

13:56

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
16 Bad

Sun - Rise: 07:18, Set: 16:15, Transit: 11:47. Moon - Rise: 23:37, Set: 13:56. Civil Dark: 16:52 - 06:42. Nautical Dark: 17:34 - 06:01. Astro Dark: 18:13 - 05:22

Total Clouds (% Sky Obscured)

78
83
95
99
96
100
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

44
27
15
21
50
64
47
53
58
69
60
56
74
76
78
83
73
54
48
55
58
59
52
47

Medium Clouds (% Sky Obscured)

78
53
38
62
63
40
44
81
58
52
63
39
44
100
94
82
100
96
99
100
100
100
100
100

High Clouds (% Sky Obscured)

78
83
69
97
32
76
82
59
100
54
65
100
90
100
99
95
100
98
92
100
100
100
75
92

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

Precipitation Probability (%)

0
0
1
1
5
48
70
50
27
19
11
4
0
0
3
8
5
7
0
0
0
0
0
4

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
8
10
9
9
9
8
10
12
12
12
11
9
8
8
7
7
8
9
9
7
5
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
87
86
87
89
89
87
83
83
83
87
92
93
95
93
92
87
82
78
78
79
83
86

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1005
1005
1006
1007
1007
1008
1008
1008
1007
1008
1008

Ozone (du)

278
279
277
276
274
274
275
275
274
273
277
277
278
278
280
281
283
284
284
285
286
287
288
289

Thursday 13

Waning Crescent 29%

00:53

14:07

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
16 Bad

Sun - Rise: 07:20, Set: 16:14, Transit: 11:47. Moon - Rise: 00:53, Set: 14:07. Civil Dark: 16:51 - 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
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

55
56
60
68
71
81
72
92
100
91
92
91
88
87
86
87
89
84
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

84
100
100
100
100
99
100
99
100
100
100
100
100
100
100
100
99
97
98
100
100
97
98
94

High Clouds (% Sky Obscured)

77
81
100
100
96
76
81
100
100
100
97
89
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
8
3
2
3
2
3
4
4
5
5
4
2
2
3
3
2
6
6
9
4
3

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

14
40
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0.9
1.2
1.1
0.9
1.2
1.4
0.8
1.7
1.6
1.7
2.1
2.9
3.9
3.2
2
1.2
2.2
0.4
0.7
0.5
1.7
1.7

Wind Speed/Direction (mph)

3
3
3
3
3
5
6
7
9
10
11
14
15
14
15
15
16
16
16
16
17
17
18
19

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
13
13
13
13
13
13
13
12
12
12
12
12
12
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

12
11
12
12
12
13
13
12
12
12
12
12
11
11
11
11
11
11
11
11
12
12
11
11

Relative Humidity (%)

89
90
92
93
98
98
98
96
96
96
96
93
92
92
92
93
93
95
95
95
95
95
95
95

Pressure (mb)

1008
1008
1008
1008
1008
1008
1007
1007
1007
1006
1006
1006
1005
1005
1005
1005
1005
1005
1004
1004
1003
1003
1003
1003

Ozone (du)

288
288
289
289
289
288
287
286
285
285
285
285
284
285
285
286
286
287
290
293
292
293
294
297

Friday 14

Waning Crescent 21%

02:06

14:17

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
16 Bad

Sun - Rise: 07:22, Set: 16:12, Transit: 11:47. Moon - Rise: 02:06, Set: 14:17. Civil Dark: 16:49 - 06:45. Nautical Dark: 17:31 - 06:04. Astro Dark: 18:11 - 05:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
96
85
100
33
19
0
9
27
25
25
20
17
17
17
15
15
10
9
7
4
3
2

High Clouds (% Sky Obscured)

100
100
100
100
93
87
0
2
1
1
1
16
12
3
30
40
13
10
1
5
9
14
41
68

ISS Passover

Visibility (miles)

2
3
9
3
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
9
29
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
92
63
52
34
29
19
8
3
1
1
0
0
1
0
5
5
3
10
0

Precipitation Amount (mm)

1.9
1.3
0.9
1
0.8
0.4
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
6
6
7
7
7
6
6
6
5
5
4
4
4
4
4
5
5
5
4
5
5

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
95
96
96
96
93
91
91
90
90
90
88
88
85
85
84
84
84
84
84
82

Pressure (mb)

1003
1003
1003
1004
1004
1004
1005
1005
1006
1007
1007
1008
1008
1009
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012

Ozone (du)

298
300
301
298
297
298
299
296
292
291
290
289
288
288
287
288
287
287
287
286
286
285
285
283

Saturday 15

Waning Crescent 13%

03:17

14:27

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
16 Bad

Sun - Rise: 07:23, Set: 16:11, Transit: 11:47. Moon - Rise: 03:17, Set: 14:27. Civil Dark: 16:48 - 06:46. Nautical Dark: 17:30 - 06:05. Astro Dark: 18:09 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
97
98
99
100
100
100
100
100
100
100
100
100
99
95
99
96
83
81

Low Clouds (% Sky Obscured)

100
100
100
100
99
98
97
98
99
100
100
100
100
100
100
100
100
100
98
92
99
95
76
75

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
4
9
14
17
20
20
21
20
21
21
19

High Clouds (% Sky Obscured)

95
63
32
0
1
1
0
0
1
0
0
0
0
0
0
0
0
0
0
1
1
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
1
0
1
1
0
2
3
3
4
3
2
3
3
2
6
7
8
8
7

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

Chance of Frost

Temperature (°C)

9
9
9
9
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
8
8
8
7

Feels Like (°C)

5
4
4
4
4
4
3
3
3
4
4
4
4
4
4
4
3
4
4
4
4
3
3
4

Dew Point (°C)

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

Relative Humidity (%)

82
82
82
81
79
79
79
79
78
79
79
81
81
81
81
81
75
69
67
68
69
68
68
69

Pressure (mb)

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

Ozone (du)

283
284
283
283
284
285
287
288
288
288
288
290
291
290
292
293
293
296
300
304
303
299
294
289

Sunday 16

Waning Crescent 7%

04:29

14:38

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

Sun - Rise: 07:25, Set: 16:10, Transit: 11:47. Moon - Rise: 04:29, Set: 14:38. Civil Dark: 16:47 - 06:48. Nautical Dark: 17:29 - 06:07. Astro Dark: 18:08 - 05:27

Total Clouds (% Sky Obscured)

85
72
57
63
63
66
70
57
43
25
34
43
52
51
52
59
48
37
22
34
45
56
56
55

Low Clouds (% Sky Obscured)

74
71
57
58
61
66
70
57
41
25
34
43
52
51
52
59
48
37
22
34
43
54
49
48

Medium Clouds (% Sky Obscured)

17
11
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
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 (%)

7
5
3
0
0
0
0
0
0
0
0
0
0
4
6
7
5
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
3
2
-0
0
0
0
-0
1
0
0
-1
-0
1
1
1
1
1
4
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

71
74
76
76
67
71
75
76
78
80
85
86
85
85
82
82
79
75
72
69
69
71
73
75

Pressure (mb)

1016
1017
1017
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1021
1021
1022
1022
1022
1023
1023
1023
1023
1024
1024

Ozone (du)

287
286
283
279
273
267
265
266
266
266
267
266
265
262
261
261
261
265
269
273
269
265
262
259

Monday 17

Waning Crescent 3%

05:41

14:52

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
16 Bad

Sun - Rise: 07:27, Set: 16:09, Transit: 11:48. Moon - Rise: 05:41, Set: 14:52. Civil Dark: 16:46 - 06:49. Nautical Dark: 17:28 - 06:08. Astro Dark: 18:07 - 05:29

Total Clouds (% Sky Obscured)

53
56
59
63
60
59
53
53
54
56
71
86
100
99
98
96
98
98
98
98
95
97
95
90

Low Clouds (% Sky Obscured)

45
45
47
50
45
42
40
40
45
44
48
49
47
57
72
83
79
75
72
74
77
79
79
79

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
9
25
36
44
51
59
65
73
53
38
23
15
6

High Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
0
33
68
100
94
88
82
64
47
30
42
47
51
45
34

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
1
3
5
8
10
12
21
25

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)

6
5
4
4
3
3
3
4
4
4
4
3
3
3
3
3
3
3
3
4
4
4
5
4

Chance of Frost

Temperature (°C)

5
4
4
3
3
2
2
2
1
1
0
0
0
0
1
1
1
3
4
5
5
5
6
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
83
83
85
85
85
86
86
88
89
89
88
88
86
84
83
83
76
71
65
68
70
72
78

Pressure (mb)

1024
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1022
1022
1022
1021
1021
1020
1020
1019
1018
1018
1017
1017

Ozone (du)

256
254
255
256
257
259
262
265
266
267
268
272
277
281
281
281
281
281
282
282
281
281
280
280

Tuesday 18

Waning Crescent 1%

06:54

15:09

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:28, Set: 16:07, Transit: 11:48. Moon - Rise: 06:54, Set: 15:09. Civil Dark: 16:45 - 06:51. Nautical Dark: 17:27 - 06:10. Astro Dark: 18:06 - 05:30

Total Clouds (% Sky Obscured)

94
90
87
84
68
52
39
35
31
33
51
73
87
87
85
86
80
77
65

Low Clouds (% Sky Obscured)

80
83
86
84
68
52
39
35
31
25
28
36
55
58
65
79
75
72
54

Medium Clouds (% Sky Obscured)

5
4
3
2
2
2
2
2
2
2
3
3
3
12
21
31
42
54
60

High Clouds (% Sky Obscured)

29
20
9
1
1
1
1
1
0
0
1
1
2
2
3
3
5
7
9

ISS Passover

Visibility (miles)

8
7
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

Fog (%)

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

Precipitation Probability (%)

29
28
25
17
12
4
0
0
1
0
3
5
5
12
13
1
10
19
28

Precipitation Amount (mm)

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
3
3
4
3
4
4
4
4
4
4
4
4
3
2
2
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
91
93
93
93
94
93
93
91
89
88
88
88
88
88
86
86
88
88

Pressure (mb)

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

Ozone (du)

280
280
279
278
277
276
276
275
274
273
272
271
271
271
281
291
300
306
312

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

Generated: 12/11/25 16:30:47. Forecast: 12/11/25 to 18/11/25. Timezone: UTC+0.00