Clear Outside v1.0 - International Weather Forecasts For Astronomers

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)

94
95
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
95
88
93

Low Clouds (% Sky Obscured)

67
89
85
77
78
57
67
64
70
77
89
72
93
96
98
77
90
96
89
84
81
81
78
90

Medium Clouds (% Sky Obscured)

48
95
96
100
100
100
100
100
100
100
95
99
100
100
97
100
100
80
100
100
98
95
88
50

High Clouds (% Sky Obscured)

94
95
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
73
52
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
3
2
1
4
9
9
9
9
9
9
9
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
10
7
19
71
93
95
95
95
84
95
95
94
86
72
76
77
71
53
35
14
2

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.6
1.3
1.2
0.7
0.3
0.6
0.6
0.7
0.5
0.3
0.5
0.4
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
8
8
8
8
8
8
9
9
10
9
9
9
9
8
7
7
7
5
4
3
3

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

324
325
326
329
330
331
333
333
333
336
336
335
337
335
333
333
334
340
343
347
352
353
351
344

Wednesday 14

Waning Crescent 18%

04:55

12:05

02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
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

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)

16
11
28
26
32
40
47
42
52
97
97
100
100
100
100
100
100
100
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

16
11
28
26
32
40
47
42
13
0
17
13
0
0
16
24
16
32
28
76
67
98
89
89

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
5
31
35
30
35
29
55
100
100
100
100
98
89
87
94
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
21
71
69
100
100
100
100
73
100
44
20
25
88
70
60
65

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
91
91
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
2
2
6
7
4
11
7
4
1
8

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
3
2
2
1
1
1
3
3
5
4
4
4
4
5
4
4
5
5
7
8
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
89
89
86
86
86
84
80
76
73
70
72
78
80
82
85
88
91
91
91
94
94
90

Pressure (mb)

1010
1011
1011
1012
1012
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1011
1011
1011
1010
1010
1009
1008

Ozone (du)

345
346
347
348
345
339
333
328
328
327
320
311
307
309
309
307
312
317
318
316
316
322
326
332

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)

100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
90
82

Low Clouds (% Sky Obscured)

100
90
96
93
94
96
100
100
100
100
100
100
100
100
100
100
83
67
58
47
32
20
15
24

Medium Clouds (% Sky Obscured)

26
47
100
99
100
100
83
100
100
100
100
100
100
100
100
100
96
92
90
83
12
0
28
0

High Clouds (% Sky Obscured)

60
60
65
99
100
100
100
100
100
100
100
100
43
100
100
100
100
100
100
100
100
98
77
60

ISS Passover

Visibility (miles)

9
9
9
9
2
3
8
8
4
2
3
2
2
3
3
2
3
3
3
9
9
9
5
0

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

Precipitation Probability (%)

10
33
62
95
95
78
70
95
95
95
95
95
95
95
95
95
95
95
95
56
44
72
95
38

Precipitation Amount (mm)

0
0
0.2
1.3
1.4
0.4
0.2
0.7
1.7
1.7
2
2.6
2
1.6
1.7
1.9
1.4
1.8
0.5
0
0
0.3
0.7
0

Wind Speed/Direction (mph)

12
12
12
11
11
11
13
13
12
12
12
11
11
11
14
15
13
9
10
15
13
12
12
17

Chance of Frost

Temperature (°C)

6
7
7
7
7
7
7
7
8
8
8
8
8
8
8
9
9
8
8
7
7
7
6
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
90
93
96
96
94
94
94
94
94
96
96
96
95
91
90
95
93
87
87
88
93
94

Pressure (mb)

1008
1008
1007
1006
1006
1005
1004
1004
1004
1003
1002
1001
1000
999
998
998
997
997
997
997
997
996
997
999

Ozone (du)

338
337
336
339
340
345
351
354
354
351
349
350
351
355
355
353
358
362
365
367
368
370
381
381

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)

73
71
76
89
84
80
76
80
72
64
78
90
100
100
100
100
97
90
100
91
96
89
97
98

Low Clouds (% Sky Obscured)

34
45
59
69
71
73
71
76
69
59
63
62
54
51
51
49
57
58
59
61
64
70
78
77

Medium Clouds (% Sky Obscured)

0
25
49
69
43
19
6
60
34
28
39
31
48
52
97
54
66
45
97
57
59
9
25
62

High Clouds (% Sky Obscured)

42
31
19
9
8
7
5
6
7
8
29
48
63
99
100
100
88
90
97
83
71
55
55
48

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
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
1
2
3
4
4
2
4
7
16
22
18
17
14
6
4
2
2
0
2
2
3
2
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
9
8
7
6
5
5
6
7
9
11
10
9
9
8
6
5
4
4
4
4
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
85
91
94
93
94
94
94
91
85
87
85
85
85
79
87
88
88
93
94
96
96
98
98

Pressure (mb)

1001
1003
1003
1004
1004
1004
1005
1005
1006
1006
1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009

Ozone (du)

380
374
370
370
371
377
380
381
379
378
381
380
380
382
381
383
389
393
394
398
401
402
409
413

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)

99
99
99
99
99
98
98
99
99
100
95
90
86
90
93
97
93
89
83
82
79
79
80
81

Low Clouds (% Sky Obscured)

82
83
83
82
80
77
75
80
86
92
86
81
76
82
88
94
90
86
82
81
79
78
79
80

Medium Clouds (% Sky Obscured)

89
94
95
96
95
94
92
94
93
99
79
64
63
70
70
69
54
42
26
17
9
0
13
27

High Clouds (% Sky Obscured)

42
37
29
20
22
24
30
33
31
32
24
24
45
60
65
75
67
52
31
20
13
8
13
11

ISS Passover

Visibility (miles)

9
9
9
9
9
6
6
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 (%)

1
5
13
6
17
12
9
11
12
10
27
32
33
27
23
24
24
18
2
6
5
1
3
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
98
98
98
98
98
96
93
93
94
94
96
96
94
96
94
93
91
91
91
91
91

Pressure (mb)

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

Ozone (du)

411
410
411
412
413
412
412
415
418
417
418
418
418
419
418
417
417
418
419
421
419
417
415
414

Sunday 18

New Moon 0%

08:18

15:49

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: 07:58, 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)

84
87
89
92
95
98
100
100
99
99
98
98
97
97
95
94
95
95
96
95
95
95
96
97

Low Clouds (% Sky Obscured)

81
81
80
78
81
86
90
93
95
97
92
87
81
78
75
72
78
84
91
88
86
84
87
91

Medium Clouds (% Sky Obscured)

38
40
43
51
71
83
100
99
98
96
95
84
93
83
75
66
56
42
31
26
14
6
30
52

High Clouds (% Sky Obscured)

15
5
5
5
0
0
0
4
0
0
0
0
0
0
3
10
13
14
9
6
4
1
17
27

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
2
2
3
10
13
16
14
15
13
16
16
11
15
18
20
25
28

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
89
89
89
91
91
93
93
93
93
91
90
87
90
91
94
93
91
89
91
91
93
93

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1017
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1013
1013

Ozone (du)

414
413
413
412
411
412
412
413
414
415
416
415
414
413
412
410
409
408
406
405
404
403
402
401

Monday 19

Waxing Crescent 1%

08:43

17:07

Sun - Rise: 07:57, Set: 16:30, Transit: 12:13. Moon - Rise: 08:43, Set: 17:07. Civil Dark: 17:07 - 07:19. Nautical Dark: 17:49 - 06:37. Astro Dark: 18:29 - 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: 13/01/26 02:14:39. Forecast: 13/01/26 to 19/01/26. Timezone: UTC+0.00