Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

Waning Crescent 13%

03:17

14:27

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 OK
16 OK
17 OK
18 Bad
19 Bad
20 OK
21 Good
22 OK

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: 17:29 - 06:05. Astro Dark: 18:08 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
99
93
88
90
71
78
40
40
44
78
68
34
12
26

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
98
100
100
100
97
88
79
81
67
65
27
40
44
78
68
34
12
26

Medium Clouds (% Sky Obscured)

27
43
30
36
29
30
38
44
38
37
33
17
10
10
2
9
7
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
8
36
8
6
4
5
3
4
3
3
3
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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
90
90
90
88
88
88
88
87
82
76
72
72
72
72
73
75
76
72
70
60
59

Pressure (mb)

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

Ozone (du)

288
286
285
284
283
283
285
284
283
281
280
283
284
285
285
285
290
293
290
289
285
280
275
268

Sunday 16

Waning Crescent 7%

04:29

14:38

23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Good
07 OK
08 OK
09 OK
10 Good
11 Good
12 OK
13 Good
14 OK
15 Good
16 Good
17 Good
18 Good
19 OK
20 Bad
21 Bad
22 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: 17:28 - 06:07. Astro Dark: 18:07 - 05:27

Total Clouds (% Sky Obscured)

38
34
40
24
39
28
19
0
15
31
22
9
0
23
9
18
0
0
0
4
31
58
66
63

Low Clouds (% Sky Obscured)

38
34
40
24
35
28
19
0
15
31
22
9
0
23
9
18
0
0
0
4
23
36
47
53

Medium Clouds (% Sky Obscured)

0
0
0
0
5
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
9
27
30
19

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
60
71
72
73
76
76
76
77
76
76
72
67
64
63
65
70
74
79
82
82
85
84
84

Pressure (mb)

1017
1017
1018
1018
1018
1019
1020
1020
1021
1022
1023
1023
1024
1024
1024
1025
1025
1025
1026
1026
1027
1027
1027
1027

Ozone (du)

266
264
263
264
266
265
266
267
268
268
269
268
269
268
267
265
264
265
270
274
276
260
258
262

Monday 17

Waning Crescent 3%

05:41

14:52

23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 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: 17:27 - 06:08. Astro Dark: 18:06 - 05:29

Total Clouds (% Sky Obscured)

63
63
57
50
42
75
80
91
100
100
100
91
73
60
40
83
100
100
100
97
94
92
90
92

Low Clouds (% Sky Obscured)

61
61
54
47
39
15
0
25
44
74
77
83
51
12
19
25
83
82
94
83
72
68
59
62

Medium Clouds (% Sky Obscured)

0
0
27
46
42
22
27
87
25
100
67
91
73
60
11
28
84
33
36
97
93
26
81
90

High Clouds (% Sky Obscured)

28
40
35
40
40
69
11
36
11
25
25
25
35
30
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
5
8
9
3
9
8
7

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

Precipitation Probability (%)

0
0
0
2
0
0
0
0
3
39
34
31
12
5
4
8
50
62
56
75
53
58
54
71

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0.3
0.4
0.3
0.7
0.3
0.4
0.2
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
0
0
0
0
0
0
0
0
2
3
3
4
6
6
7
7
6
6
6
6
6
6
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
84
83
81
83
84
81
73
83
80
89
85
85
82
84
90
93
88
93
94
94
94

Pressure (mb)

1026
1026
1025
1025
1024
1023
1023
1022
1021
1021
1020
1019
1018
1017
1016
1014
1013
1012
1011
1010
1009
1008
1007
1006

Ozone (du)

265
270
273
277
278
274
273
282
284
283
281
279
279
277
274
274
273
275
276
280
282
284
284
286

Tuesday 18

Waning Crescent 1%

06:54

15:09

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 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: 17:26 - 06:10. Astro Dark: 18:06 - 05:30

Total Clouds (% Sky Obscured)

92
95
97
91
77
61
59
71
75
85
95
97
97
97
97
97
98
99
100
98
97
95
94
94

Low Clouds (% Sky Obscured)

61
58
64
65
63
59
55
63
70
75
75
76
85
86
86
85
83
82
82
84
85
77
61
55

Medium Clouds (% Sky Obscured)

89
90
94
76
53
28
25
53
30
33
92
96
97
93
42
43
96
98
100
96
66
85
36
41

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
12
19
53
40
35
25
14
10
22
38

ISS Passover

Visibility (miles)

5
4
3
9
9
9
9
9
9
9
9
8
0
0
0
9
0
0
0
5
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
63
55
47
33
13
25
28
27
38
39
37
44
52
62
95
95
95
92
92
95
88
79

Precipitation Amount (mm)

1.2
1.1
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.8
1.1
1.2
0.5
0.6
0.6
0.6
0.4

Wind Speed/Direction (mph)

8
9
9
10
9
6
6
7
6
5
5
6
8
9
9
11
10
12
13
20
21
22
22
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
91
89
93
93
88
93
93
91
88
91
96
94
83
93
98
98
96
89
80
77
77

Pressure (mb)

1005
1004
1003
1002
1001
1000
1000
999
999
999
999
999
999
998
998
998
998
998
998
999
1000
1000
1001
1001

Ozone (du)

290
300
310
317
316
312
313
319
325
336
349
354
352
347
343
338
328
326
325
332
334
334
326
328

Wednesday 19

Waning Crescent 0%

08:07

15:33

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
17 OK
18 OK
19 OK
20 OK
21 Bad
22 Bad

Sun - Rise: 07:30, Set: 16:06, Transit: 11:48. Moon - Rise: 08:07, Set: 15:33. Civil Dark: 16:44 - 06:52. Nautical Dark: 17:25 - 06:11. Astro Dark: 18:05 - 05:31

Total Clouds (% Sky Obscured)

92
94
94
85
92
84
76
67
60
53
50
47
44
61
77
91
68
45
30
30
31
36
46
57

Low Clouds (% Sky Obscured)

49
47
38
32
36
38
41
41
44
44
43
43
42
39
35
32
28
24
20
26
31
36
46
57

Medium Clouds (% Sky Obscured)

66
72
54
60
51
47
53
30
21
13
10
7
4
29
52
72
61
45
30
28
16
1
5
10

High Clouds (% Sky Obscured)

52
65
81
85
71
40
6
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

Very Light Rain
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 (%)

64
50
34
6
4
2
0
0
0
0
0
0
1
7
8
4
6
5
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
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)

20
19
18
17
16
16
16
17
16
16
16
16
15
14
14
13
12
12
12
11
11
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
75
76
80
79
82
83
86
85
86
85
82
80
80
80
82
85
85
83
83
84
86
86
86

Pressure (mb)

1002
1002
1003
1004
1004
1005
1005
1006
1007
1008
1008
1009
1010
1010
1010
1011
1011
1012
1012
1013
1014
1014
1015
1015

Ozone (du)

326
322
319
318
318
318
319
320
321
321
320
320
318
319
323
326
330
329
328
328
328
328
328
326

Thursday 20

New Moon 2%

09:16

16:05

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

Sun - Rise: 07:32, Set: 16:05, Transit: 11:48. Moon - Rise: 09:16, Set: 16:05. Civil Dark: 16:43 - 06:54. Nautical Dark: 17:24 - 06:13. Astro Dark: 18:04 - 05:33

Total Clouds (% Sky Obscured)

66
66
67
68
58
46
35
37
40
42
46
50
54
51
54
58
50
39
33
25
17
11
31
52

Low Clouds (% Sky Obscured)

66
66
64
64
51
39
27
28
30
32
37
43
44
42
38
33
32
30
29
19
10
0
8
15

Medium Clouds (% Sky Obscured)

14
30
45
56
45
34
26
33
34
38
46
50
54
51
27
20
11
5
0
1
1
1
3
2

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
2
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
3
0
3
6
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
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
2
3
3
26
39
48
42
35
29
28
23
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.1
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
10
9
9
8
8
7
7
7
7
8
9
10
9
9
9
7
6
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-3
-3
-3
-3
-3
-4
-3
-3
-4
-3
-3
-2
-2
-2
-2
-2
-2
-2
-3
-2
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
86
84
84
84
86
84
83
83
86
91
96
91
85
80
82
83
84
86
86
87
87

Pressure (mb)

1015
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1021
1021
1022
1022
1022

Ozone (du)

325
324
325
327
328
329
330
331
332
334
336
335
334
333
333
332
332
330
327
324
320
316
311
309

Friday 21

Waxing Crescent 5%

10:18

16:50

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
17 Bad

Sun - Rise: 07:33, Set: 16:04, Transit: 11:49. Moon - Rise: 10:18, Set: 16:50. Civil Dark: 16:42 - 06:55. Nautical Dark: 17:23 - 06:14. Astro Dark: 18:03 - 05:34

Total Clouds (% Sky Obscured)

73
81
88
95
100
95
95
93
90
79
77
70
72
75
85
99
99
100
100

Low Clouds (% Sky Obscured)

23
19
15
11
7
4
1
13
21
34
39
48
59
65
71
78
79
81
82

Medium Clouds (% Sky Obscured)

3
6
8
16
21
17
16
11
7
3
4
4
4
9
19
28
28
46
46

High Clouds (% Sky Obscured)

5
20
42
70
57
29
6
4
3
2
15
27
45
70
84
85
90
95
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
8
13
15
22
27
31
32
34
33

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
4
4
4
4
4
4
4
4
4
4
4
5
6
7
9
10
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
89
89
89
89
89
88
86
84
82
79
76
79
82
86
88
88

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1019
1019
1018
1017
1016
1015

Ozone (du)

307
305
302
299
297
294
291
288
288
287
287
286
286
286
284
282
280
283
286

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

Generated: 15/11/25 23:19:42. Forecast: 15/11/25 to 21/11/25. Timezone: UTC+0.00