Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 9

Waning Gibbous 64%

00:04

10:41

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:05, Set: 16:14, Transit: 12:10. Moon - Rise: 00:04, Set: 10:41. Civil Dark: 16:53 - 07:26. Nautical Dark: 17:36 - 06:44. Astro Dark: 18:16 - 06:03

Total Clouds (% Sky Obscured)

81
75
88
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
100
92

Low Clouds (% Sky Obscured)

80
75
88
100
100
98
89
92
85
68
64
60
56
54
57
57
63
64
57
53
58
73
71
65

Medium Clouds (% Sky Obscured)

55
69
52
35
51
100
100
100
99
100
99
100
100
100
100
88
100
100
100
100
98
99
100
90

High Clouds (% Sky Obscured)

55
55
9
0
1
0
0
61
100
100
75
88
99
86
89
80
77
100
87
55
60
65
70
70

ISS Passover

Visibility (miles)

7
6
9
0
0
0
0
0
0
0
0
0
5
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
1
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
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

Precipitation Probability (%)

51
4
45
95
95
95
95
95
94
72
56
45
21
19
9
11
17
10
11
17
3
4
3
11

Precipitation Amount (mm)

0.2
0
0
0.8
1.4
1
1
0.9
0.7
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
11
16
19
21
22
24
24
23
22
21
21
21
21
20
19
19
19
18
17
17
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-4
-7
-7
-7
-7
-6
-6
-5
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

93
91
89
96
96
96
96
96
96
96
96
96
94
89
89
88
85
88
88
88
85
83
83
83

Pressure (mb)

974
975
978
981
983
985
987
989
990
992
993
994
995
996
996
997
998
999
1000
1001
1002
1003
1004
1005

Ozone (du)

357
357
357
359
369
370
370
374
387
378
388
388
392
393
395
397
399
404
403
404
400
390
383
383

Saturday 10

Third Quarter 54%

00:04

10:52

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

Sun - Rise: 08:04, Set: 16:16, Transit: 12:10. Moon - Rise: 00:04, Set: 10:52. Civil Dark: 16:55 - 07:25. Nautical Dark: 17:37 - 06:43. Astro Dark: 18:17 - 06:03

Total Clouds (% Sky Obscured)

69
58
53
41
34
33
29
18
0
0
0
61
63
60
46
37
38
8
13
14
22
46
49
96

Low Clouds (% Sky Obscured)

65
58
53
41
34
33
29
18
0
0
0
0
0
6
8
0
0
0
8
0
0
11
24
28

Medium Clouds (% Sky Obscured)

49
53
53
41
34
33
28
3
0
0
0
24
22
15
14
12
12
1
0
0
0
0
3
3

High Clouds (% Sky Obscured)

53
29
37
16
9
8
2
2
0
0
0
0
0
0
7
31
9
7
13
14
22
46
49
93

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
1
0
0
0
0
0
0
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)

15
15
15
15
14
13
12
12
11
11
11
10
10
10
10
9
8
8
6
5
5
3
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
80
78
77
78
81
81
83
87
83
86
84
82
82
79
77
78
76
78
77
77
77
86
87

Pressure (mb)

1006
1006
1007
1009
1009
1010
1011
1012
1013
1014
1014
1015
1016
1016
1017
1018
1019
1019
1020
1020
1021
1021
1022
1022

Ozone (du)

379
376
378
379
384
386
384
380
373
371
372
373
373
370
365
361
358
355
348
346
341
335
328
321

Sunday 11

Waning Crescent 44%

01:17

11:04

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:04, Set: 16:17, Transit: 12:10. Moon - Rise: 01:17, Set: 11:04. Civil Dark: 16:56 - 07:25. Nautical Dark: 17:38 - 06:43. Astro Dark: 18:18 - 06:02

Total Clouds (% Sky Obscured)

84
63
65
55
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

27
38
29
24
25
38
29
30
33
64
66
56
58
72
92
87
100
100
100
100
100
94
86
80

Medium Clouds (% Sky Obscured)

82
63
65
55
86
94
96
100
98
100
99
100
100
100
100
100
91
100
81
100
100
90
73
35

High Clouds (% Sky Obscured)

75
47
51
44
85
94
86
99
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
5
8
6

Fog (%)

0
0
0
0
2
2
1
1
1
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
Very Light Rain
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
8
53
41
42
45
43
56
95
90
86
82

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0.2
0.8
0.4
0.5
0.4

Wind Speed/Direction (mph)

2
2
3
3
4
5
5
6
7
9
10
12
13
14
14
15
17
17
17
18
18
17
16
15

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-0
0
1
3
3
3
4
3
3
3
3
4
4
5
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
92
91
91
91
87
84
83
81
78
77
74
73
72
79
82
86
91
93
93
94
93
94

Pressure (mb)

1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1019
1018
1016
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006

Ozone (du)

318
321
320
313
313
308
306
304
305
306
309
315
318
317
309
305
302
302
303
303
303
303
304
307

Monday 12

Waning Crescent 35%

02:30

11:19

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 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)

100
100
100
100
100
100
100
100
100
100
100
100
89
79
67
79
89
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

71
66
62
59
59
61
65
70
76
76
77
78
63
56
49
63
70
64
68
67
56
55
63
66

Medium Clouds (% Sky Obscured)

53
74
78
80
100
76
94
97
100
100
99
99
33
56
63
10
6
4
13
20
41
56
74
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
70
43
20
30
35
40
60
48
91
100
100
100
100
100
100

ISS Passover

Visibility (miles)

3
6
8
6
9
9
4
5
7
7
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
None
None
None
None
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

82
62
48
42
16
63
65
72
54
34
25
31
29
23
14
8
9
1
0
1
0
0
1
0

Precipitation Amount (mm)

0.4
0
0
0
0
0.3
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
15
14
13
13
13
13
14
15
16
13
13
14
13
12
12
12
12
10
10
10
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
95
95
93
96
93
93
93
91
90
85
83
83
84
84
82
90
90
90
91
93
95

Pressure (mb)

1006
1006
1005
1005
1005
1004
1004
1004
1004
1004
1004
1005
1005
1004
1004
1004
1005
1005
1005
1006
1006
1006
1006
1006

Ozone (du)

310
311
313
314
312
311
308
307
309
308
312
315
321
327
332
334
328
323
322
323
327
330
328
327

Tuesday 13

Waning Crescent 26%

03:43

11:38

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 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
100
100
100
100
93
86
80

Low Clouds (% Sky Obscured)

75
80
88
86
83
81
84
86
89
92
96
100
95
90
85
86
88
89
86
83
80
78
76
75

Medium Clouds (% Sky Obscured)

80
60
40
60
75
100
100
91
100
100
100
100
100
100
100
100
100
100
100
100
100
86
75
63

High Clouds (% Sky Obscured)

100
100
100
99
100
82
87
81
97
100
100
100
100
100
100
100
100
100
100
100
100
92
80
64

ISS Passover

Visibility (miles)

9
9
9
9
9
7
8
4
4
3
4
3
3
4
5
5
5
4
4
3
2
1
3
6

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
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
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

1
3
9
28
36
43
63
81
95
95
95
95
95
95
95
95
95
95
89
81
73
58
42
18

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.5
0.6
0.8
1.1
1.3
2.4
2.1
1.1
1.1
0.9
0.6
0.5
0.5
0.4
0.3
0
0

Wind Speed/Direction (mph)

8
8
7
6
5
5
6
6
7
13
14
13
14
13
12
12
8
7
9
8
8
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
95
95
98
96
98
96
95
91
93
95
93
93
93
93
95
93
93
94
94
91
90

Pressure (mb)

1006
1006
1006
1006
1006
1005
1005
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1004
1004
1005
1005
1006
1006
1006

Ozone (du)

326
325
324
321
323
322
321
320
321
322
324
328
330
331
332
332
334
335
337
340
344
348
347
347

Wednesday 14

Waning Crescent 18%

04:55

12:05

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 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)

84
87
91
87
83
77
68
58
49
50
51
55
64
61
60
63
64
64
64
61
59
70
80
91

Low Clouds (% Sky Obscured)

80
84
88
84
80
75
65
57
49
45
44
46
44
42
40
42
44
47
49
51
53
57
61
66

Medium Clouds (% Sky Obscured)

63
63
58
43
28
14
11
6
0
0
0
0
4
29
29
30
25
26
45
61
59
70
80
91

High Clouds (% Sky Obscured)

46
25
15
4
3
2
0
0
0
1
3
5
3
2
0
3
10
22
28
40
50
57
64
71

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 (%)

12
6
0
4
5
11
9
4
0
1
1
3
4
3
0
0
0
0
0
0
0
1
1
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
7
7
7
7
7
6
6
6
7
8
10
9
8
7
6
6
5
5
5
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
90
91
90
89
88
88
83
78
71
73
76
79
82
85
86
88
90
88
90
90

Pressure (mb)

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

Ozone (du)

346
350
355
359
362
365
368
360
351
342
340
338
336
337
339
340
344
349
354
352
350
348
349
351

Thursday 15

Waning Crescent 11%

06:02

12:41

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)

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: 08/01/26 23:39:12. Forecast: 09/01/26 to 15/01/26. Timezone: UTC+0.00