Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 12

Waning Crescent 35%

02:30

11:19

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:03, Set: 16:19, Transit: 12:11. Moon - Rise: 02:30, Set: 11:19. Civil Dark: 16:57 - 07:24. Nautical Dark: 17:39 - 06:42. Astro Dark: 18:20 - 06:02

Total Clouds (% Sky Obscured)

91
92
95
100
100
100
100
100
100
100
100
100
100
72
76
70
73
74
72
61
59
100
100
100

Low Clouds (% Sky Obscured)

75
70
64
59
69
59
71
75
72
75
59
58
58
55
61
70
67
68
72
61
59
72
71
69

Medium Clouds (% Sky Obscured)

3
71
3
0
50
52
94
99
100
100
100
43
100
72
76
65
27
68
18
26
0
0
8
11

High Clouds (% Sky Obscured)

91
92
95
100
100
98
96
100
100
100
100
100
100
55
55
33
45
55
56
54
0
34
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
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
1
2
1
6
8
16
17
7
20
21
22
17
4
4
1
18
8
11
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
85
81
82
81
84
88
85
90
85
85
87
87
87
90
90
90
91
91
93
93
93
93
85

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1002
1002
1002
1002
1003
1003
1003
1004
1004
1004
1005
1005
1005
1005

Ozone (du)

316
315
315
315
315
315
314
315
317
318
319
318
315
318
323
332
334
335
337
336
335
332
333
332

Tuesday 13

Waning Crescent 26%

03:43

11:38

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:02, Set: 16:20, Transit: 12:11. Moon - Rise: 03:43, Set: 11:38. Civil Dark: 16:59 - 07:24. Nautical Dark: 17:41 - 06:42. Astro Dark: 18:21 - 06:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
100
100
100
96
78
66

Low Clouds (% Sky Obscured)

74
88
63
76
61
75
89
83
100
96
92
88
86
84
85
91
87
87
78
79
82
58
77
66

Medium Clouds (% Sky Obscured)

35
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
92
100
100
100
94
60
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
25
100
80
71
20
0
0

ISS Passover

Visibility (miles)

9
9
7
9
9
9
9
8
9
9
9
9
2
2
3
4
4
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
1
0
0
0

Precipitation Type

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

Precipitation Probability (%)

2
14
8
0
3
21
55
79
95
95
95
95
95
95
95
95
87
56
38
18
20
17
1
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
1.2
0.7
0.6
1.2
1.4
2.1
0.8
1.3
0.6
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
91
93
95
95
95
95
95
91
95
95
96
98
98
95
93
91
88
87
87
88
90
90
90

Pressure (mb)

1005
1005
1005
1004
1004
1004
1004
1004
1004
1003
1002
1002
1001
1002
1002
1002
1003
1003
1003
1004
1004
1005
1005
1005

Ozone (du)

331
328
325
328
330
330
331
331
333
334
334
330
327
324
327
335
337
335
338
345
349
357
356
354

Wednesday 14

Waning Crescent 18%

04:55

12:05

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:01, Set: 16:22, Transit: 12:12. Moon - Rise: 04:55, Set: 12:05. Civil Dark: 17:00 - 07:23. Nautical Dark: 17:42 - 06:41. Astro Dark: 18:22 - 06:01

Total Clouds (% Sky Obscured)

88
85
83
90
83
73
76
78
92
99
100
99
100
100
100
100
100
99
99
97
100
100
99
98

Low Clouds (% Sky Obscured)

83
81
83
90
83
73
76
78
92
95
94
92
89
72
48
1
23
44
69
74
74
100
91
83

Medium Clouds (% Sky Obscured)

14
5
15
27
22
20
16
22
23
14
16
86
83
100
100
100
100
93
99
32
54
64
59
77

High Clouds (% Sky Obscured)

0
0
0
0
2
2
1
2
17
33
40
33
100
100
100
100
70
37
1
2
5
5
6
7

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 (%)

8
10
14
11
2
1
1
1
1
3
7
0
0
0
0
0
0
3
7
24
34
35
31
30

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
5
5
4
4
5
5
5
5
6
7
7
7
7
6
6
7
7
7
8
9
10
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
88
88
90
88
88
83
81
76
75
81
83
86
88
86
86
85
83
86
88
86
85

Pressure (mb)

1006
1007
1007
1007
1008
1008
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1008
1008

Ozone (du)

354
355
345
333
331
326
321
318
318
318
316
315
318
322
321
322
321
320
321
322
321
323
328
333

Thursday 15

Waning Crescent 11%

06:02

12:41

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:00, Set: 16:23, Transit: 12:12. Moon - Rise: 06:02, Set: 12:41. Civil Dark: 17:02 - 07:22. Nautical Dark: 17:43 - 06:40. Astro Dark: 18:23 - 06:00

Total Clouds (% Sky Obscured)

96
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
90
83

Low Clouds (% Sky Obscured)

74
62
51
43
46
49
54
62
72
81
87
94
100
100
100
100
97
95
91
95
97
84
76
61

Medium Clouds (% Sky Obscured)

84
77
72
49
55
42
100
99
100
100
100
100
100
100
100
100
100
100
45
34
66
44
23
41

High Clouds (% Sky Obscured)

9
36
64
100
100
100
100
100
100
100
100
100
100
80
53
30
47
70
98
63
30
0
1
2

ISS Passover

Visibility (miles)

9
9
9
9
7
9
9
9
9
4
2
2
4
4
3
9
9
9
9
9
7
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
Very Light Rain
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

45
66
53
30
43
32
26
38
69
95
95
95
95
95
95
95
95
95
95
95
70
19
12
4

Precipitation Amount (mm)

0
0.3
0
0
0
0
0
0
0.2
0.9
1.2
1.2
1
1.5
1.8
1.8
1.5
1.2
1.1
0.8
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
6
6
6
6
6
6
6
7
7
7
7
7
7
7
7
8
7
7
6
6
6
5

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
4
4
5
5
6
6
6
6
6
6
6
6
6
5
5
5
4
4
4

Relative Humidity (%)

87
87
93
93
91
91
91
93
93
93
91
91
93
91
91
90
88
90
88
90
90
85
90
91

Pressure (mb)

1008
1007
1007
1006
1006
1005
1005
1004
1004
1003
1002
1000
999
997
997
996
995
995
996
996
997
998
998
999

Ozone (du)

335
335
344
350
353
354
353
355
355
358
360
362
363
367
372
377
378
376
375
373
370
371
373
382

Friday 16

Waning Crescent 6%

07:00

13:32

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:00, Set: 16:25, Transit: 12:12. Moon - Rise: 07:00, Set: 13:32. Civil Dark: 17:03 - 07:21. Nautical Dark: 17:45 - 06:40. Astro Dark: 18:25 - 06:00

Total Clouds (% Sky Obscured)

79
88
93
95
98
99
100
99
98
98
97
96
95
95
94
94
96
98
100
100
99
99
92
85

Low Clouds (% Sky Obscured)

49
66
79
94
95
99
100
95
90
85
79
73
67
66
65
63
64
64
64
70
76
82
75
68

Medium Clouds (% Sky Obscured)

58
56
55
62
68
98
100
97
94
92
89
88
89
82
74
65
77
88
100
99
98
98
87
77

High Clouds (% Sky Obscured)

3
2
2
2
14
20
8
0
0
0
2
6
19
28
33
41
51
59
61
53
50
45
26
11

ISS Passover

Visibility (miles)

9
9
9
9
9
9
4
9
9
9
9
9
9
9
9
9
9
9
8
7
8
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
2
5
26
52
47
11
19
7
21
31
38
38
35
30
34
40
46
45
46
50
48
42

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
91
94
93
94
89
91
86
86
86
85
85
87
88
90
94
93
91
89
89
91
91
91

Pressure (mb)

1000
1000
1001
1001
1001
1002
1002
1002
1003
1003
1003
1003
1004
1004
1004
1005
1005
1005
1006
1006
1006
1007
1007
1008

Ozone (du)

390
392
392
399
406
409
409
409
409
409
407
405
403
401
404
407
411
415
420
425
429
433
436
440

Saturday 17

Waning Crescent 2%

07:45

14:35

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:59, Set: 16:26, Transit: 12:13. Moon - Rise: 07:45, Set: 14:35. Civil Dark: 17:04 - 07:21. Nautical Dark: 17:46 - 06:39. Astro Dark: 18:26 - 05:59

Total Clouds (% Sky Obscured)

79
76
72
70
75
82
88
91
94
96
87
77
66
68
71
73
79
84
88
88
87
86
87
89

Low Clouds (% Sky Obscured)

61
63
65
65
73
80
88
90
93
95
87
77
66
68
71
73
78
83
88
87
86
85
87
88

Medium Clouds (% Sky Obscured)

64
57
50
49
40
22
4
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

9
3
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
13

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 (%)

30
29
27
23
23
20
18
17
14
5
9
10
11
11
12
11
10
8
1
1
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
94
93
94
93
93
91
88
86
85
85
82
83
85
86
83
80
77
76
73
72
77

Pressure (mb)

1008
1008
1009
1009
1010
1010
1011
1012
1012
1012
1013
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1017

Ozone (du)

443
447
447
448
448
448
448
448
446
443
441
440
440
440
433
427
420
419
418
417
410
402
395
391

Sunday 18

New Moon 0%

08:18

15:49

Sun - Rise: 07:58, Set: 16:28, Transit: 12:13. Moon - Rise: 08:18, Set: 15:49. Civil Dark: 17:06 - 07:20. Nautical Dark: 17:47 - 06:38. Astro Dark: 18:27 - 05:58

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: 12/01/26 02:14:10. Forecast: 12/01/26 to 18/01/26. Timezone: UTC+0.00