Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Gibbous 82%

No Rise

12:21

19 Good
20 Good
21 OK
22 Good
23 Good
00 OK
01 OK
02 OK
03 OK
04 Bad
05 OK
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

Sun - Rise: 07:09, Set: 16:23, Transit: 11:46. Moon - Rise: No Rise, Set: 12:21. Civil Dark: 16:59 - 06:34. Nautical Dark: 17:39 - 05:54. Astro Dark: 18:17 - 05:16

Total Clouds (% Sky Obscured)

3
3
29
0
5
31
40
39
35
97
31
61
99
88
70
100
100
99
91
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
5
31
38
37
35
29
30
35
52
62
46
61
54
48
32
44
65
69
85
74

Medium Clouds (% Sky Obscured)

0
0
0
0
4
3
15
2
6
1
3
20
24
21
22
43
33
88
77
37
55
87
70
99

High Clouds (% Sky Obscured)

0
3
6
0
5
15
22
30
0
51
5
60
48
24
34
100
100
88
56
100
100
90
88
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
1
2
1
1
1
1
2
2
1
11
1
3
10
2
1
7
5
16
8
14
17

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
3
3
3
3
3
3
3
3
3
3
3
4
4
6
10
13
13
13
12
12
12
11
12

Chance of Frost

Temperature (°C)

10
9
9
8
8
7
7
7
7
8
8
8
8
9
11
13
13
13
13
13
13
12
12
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
93
93
94
94
94
94
94
93
95
95
90
84
82
83
82
86
87
90
92
90

Pressure (mb)

1017
1017
1017
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1015
1015
1014
1014
1014
1014

Ozone (du)

277
271
269
268
267
265
264
265
265
265
266
269
269
269
269
269
270
272
268
265
265
265
265
265

Sunday 9

Waning Gibbous 72%

19:32

12:58

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
17 Bad
18 Bad

Sun - Rise: 07:11, Set: 16:22, Transit: 11:47. Moon - Rise: 19:32, Set: 12:58. Civil Dark: 16:58 - 06:36. Nautical Dark: 17:37 - 05:56. Astro Dark: 18:16 - 05:17

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100
76
100
99
79

Low Clouds (% Sky Obscured)

87
84
79
72
83
89
89
85
85
69
75
76
100
83
81
94
94
96
84
81
68
73
65
78

Medium Clouds (% Sky Obscured)

98
93
100
100
94
83
78
96
100
93
100
100
100
100
100
100
100
100
100
91
40
100
99
16

High Clouds (% Sky Obscured)

100
100
100
68
83
100
100
100
100
30
100
99
100
100
100
100
100
100
100
96
48
95
80
0

ISS Passover

Visibility (miles)

9
9
9
7
9
9
9
6
4
3
4
5
4
3
7
9
7
9
8
9
6
5
1
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
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

22
42
86
94
60
89
95
95
95
95
86
86
89
80
69
86
70
95
95
95
91
95
95
15

Precipitation Amount (mm)

0
0
0.7
0.9
0.3
0.8
1.1
0.4
1.4
0.6
0.3
0.3
0.5
0.6
0.2
0.5
0.2
0.9
0.9
0.9
0.6
2.1
0.8
0

Wind Speed/Direction (mph)

14
15
15
16
15
14
15
16
17
16
16
16
15
14
9
12
12
11
11
11
12
12
14
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
10
11
11
12
11
11
11
11
12
12
12
12
11
11
10
10
10
10
9
9
10
10
10

Relative Humidity (%)

86
84
87
90
93
90
89
92
92
96
96
95
93
93
92
86
83
83
83
83
81
87
88
93

Pressure (mb)

1013
1013
1012
1012
1011
1011
1010
1009
1009
1008
1008
1007
1007
1007
1006
1006
1006
1005
1005
1004
1004
1004
1004
1004

Ozone (du)

266
268
270
271
271
273
274
272
272
270
272
275
277
281
285
290
296
301
303
307
308
309
312
309

Monday 10

Waning Gibbous 61%

20:56

13:23

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
17 Bad
18 Bad

Sun - Rise: 07:13, Set: 16:21, Transit: 11:47. Moon - Rise: 20:56, Set: 13:23. Civil Dark: 16:56 - 06:37. Nautical Dark: 17:36 - 05:57. Astro Dark: 18:15 - 05:19

Total Clouds (% Sky Obscured)

72
80
65
69
93
82
90
100
99
100
98
95
72
76
64
88
98
98
99
99
99
100
100
96

Low Clouds (% Sky Obscured)

72
69
53
54
58
33
0
0
36
45
27
50
48
56
45
64
70
66
65
46
51
44
39
37

Medium Clouds (% Sky Obscured)

0
8
7
11
7
46
75
85
84
100
83
25
15
71
11
72
89
83
87
61
76
70
41
37

High Clouds (% Sky Obscured)

0
15
20
18
79
29
70
100
96
100
86
36
38
25
16
25
82
85
91
95
91
97
100
90

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 (%)

17
9
3
3
3
1
17
15
2
2
8
8
1
2
1
1
0
5
8
6
14
12
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)

10
9
7
6
6
5
5
5
6
7
8
10
11
13
14
15
16
16
16
16
16
16
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
10
9
9
8
8
8
7
7
7
8
9
10
10
11
11
11
12
12
12
12
12
11
11

Relative Humidity (%)

88
93
91
91
91
93
93
91
91
91
91
93
93
92
90
89
89
89
89
87
87
87
87
84

Pressure (mb)

1005
1006
1006
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007

Ozone (du)

303
300
298
299
300
302
304
302
297
298
297
295
292
286
282
281
278
277
276
275
276
276
275
274

Tuesday 11

Waning Gibbous 50%

22:19

13:41

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
17 Bad
18 Bad

Sun - Rise: 07:15, Set: 16:19, Transit: 11:47. Moon - Rise: 22:19, Set: 13:41. Civil Dark: 16:55 - 06:39. Nautical Dark: 17:35 - 05:59. Astro Dark: 18:14 - 05:20

Total Clouds (% Sky Obscured)

93
90
93
96
99
99
99
99
100
100
100
100
96
99
91
99
100
99
98
97
98
98
99
99

Low Clouds (% Sky Obscured)

37
47
42
49
62
46
16
35
41
43
5
6
11
14
19
26
32
26
21
8
22
50
64
59

Medium Clouds (% Sky Obscured)

52
35
32
28
15
19
7
57
73
63
68
58
37
63
65
68
60
50
38
57
75
85
77
70

High Clouds (% Sky Obscured)

79
66
76
85
94
95
96
97
98
98
99
99
96
98
91
99
100
97
94
91
71
54
35
54

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 (%)

3
7
13
7
0
2
0
0
0
0
0
0
0
0
4
6
8
8
7
0
3
3
2
14

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)

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

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
12
12
12
12
12
12
12
13
13
13
14
14
14
14
14
14
14
14

Feels Like (°C)

8
8
8
8
8
8
8
9
9
9
9
8
8
8
8
9
9
9
9
10
10
10
10
10

Dew Point (°C)

10
10
10
10
10
10
10
10
10
10
9
9
9
10
10
10
10
10
10
10
10
10
10
10

Relative Humidity (%)

82
82
83
84
84
83
84
89
86
84
83
84
83
83
81
80
79
78
76
78
76
78
78
78

Pressure (mb)

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

Ozone (du)

273
275
277
278
276
275
275
275
275
276
276
275
274
275
274
276
277
278
277
275
274
273
274
275

Wednesday 12

Third Quarter 39%

23:39

13:55

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
17 Bad
18 Bad

Sun - Rise: 07:16, Set: 16:18, Transit: 11:47. Moon - Rise: 23:39, Set: 13:55. Civil Dark: 16:54 - 06:40. Nautical Dark: 17:34 - 06:00. Astro Dark: 18:12 - 05:22

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
99
99
98
99
100
100
98
95
93
93
94
95
94
95
96
92

Low Clouds (% Sky Obscured)

55
53
52
50
49
46
43
40
38
37
36
19
31
42
45
46
47
51
58
60
63
59
59
47

Medium Clouds (% Sky Obscured)

72
65
95
86
94
85
98
76
77
97
89
39
62
73
85
91
93
89
86
83
86
89
92
78

High Clouds (% Sky Obscured)

72
91
100
100
100
100
100
100
85
68
55
98
98
99
84
69
55
59
60
62
65
69
75
67

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

19
22
58
76
83
65
46
19
28
28
23
8
10
11
16
18
20
43
69
95
95
91
82
68

Precipitation Amount (mm)

0
0
0.3
0.5
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.8
0.8
0.6
0.5
0.3

Wind Speed/Direction (mph)

12
13
12
12
12
11
10
11
8
7
8
8
6
6
5
6
8
9
9
8
9
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
75
75
79
84
87
92
95
95
93
93
92
90
89
89
89
90
92
93
93
93
93

Pressure (mb)

1003
1003
1003
1004
1003
1003
1004
1004
1003
1004
1004
1003
1004
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

275
275
275
276
279
278
278
277
278
278
279
279
281
283
285
286
286
287
288
288
289
290
291
293

Thursday 13

Waning Crescent 29%

00:54

14:07

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
17 Bad
18 Bad

Sun - Rise: 07:18, Set: 16:16, Transit: 11:47. Moon - Rise: 00:54, Set: 14:07. Civil Dark: 16:53 - 06:42. Nautical Dark: 17:33 - 06:02. Astro Dark: 18:11 - 05:23

Total Clouds (% Sky Obscured)

89
85
88
92
95
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
89

Low Clouds (% Sky Obscured)

33
18
9
5
0
14
29
39
60
74
90
89
86
84
85
88
90
86
81
77
67
56
43
49

Medium Clouds (% Sky Obscured)

59
32
37
42
50
67
81
94
96
97
100
97
93
95
97
99
99
100
100
100
85
71
56
41

High Clouds (% Sky Obscured)

56
37
49
59
72
80
90
100
80
59
39
61
82
100
100
100
100
99
98
97
96
92
90
82

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
5
2
4
7
9
9
9
9
8
7
7
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

50
16
20
17
1
9
10
7
63
87
95
95
95
95
95
87
61
95
95
95
95
95
82
71

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.5
0.8
0.8
0.9
1
0.8
0.5
0
0.6
0.8
0.6
0.9
0.7
0.4
0.3

Wind Speed/Direction (mph)

4
3
3
3
4
4
4
5
5
5
6
6
6
7
9
9
9
10
9
8
8
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
91
90
91
91
91
93
93
95
96
98
96
96
95
95
93
92
90
89
89
87
87
89

Pressure (mb)

1004
1004
1004
1004
1004
1004
1003
1003
1002
1002
1001
1000
1000
1000
999
999
999
998
998
997
997
997
998
998

Ozone (du)

294
295
296
297
298
299
299
298
298
298
297
297
296
294
293
292
290
289
294
298
303
304
306
307

Friday 14

Waning Crescent 21%

02:06

14:18

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

Sun - Rise: 07:20, Set: 16:15, Transit: 11:47. Moon - Rise: 02:06, Set: 14:18. Civil Dark: 16:51 - 06:43. Nautical Dark: 17:31 - 06:03. Astro Dark: 18:10 - 05:24

Total Clouds (% Sky Obscured)

79
67
68
67
68
76
84
93
90
86
81
78
75
72
80
88
97

Low Clouds (% Sky Obscured)

52
56
61
67
68
70
65
58
50
47
46
46
44
37
31
28
25

Medium Clouds (% Sky Obscured)

25
10
13
18
22
36
50
63
61
59
53
45
37
31
38
42
45

High Clouds (% Sky Obscured)

72
65
67
65
68
76
78
77
81
86
81
78
75
72
68
57
65

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

62
52
53
53
50
53
57
60
59
58
54
56
57
57
53
50
46

Precipitation Amount (mm)

0.2
0
0
0
0
0
0.3
0.3
0.3
0.3
0
0.2
0.3
0.3
0.2
0.2
0

Wind Speed/Direction (mph)

10
9
10
11
11
13
13
13
14
14
15
14
15
14
13
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
87
89
87
89
89
89
89
87
87
88
89
87
86
86
84

Pressure (mb)

998
999
999
1000
1000
1000
1000
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002

Ozone (du)

306
306
305
309
313
317
319
322
324
325
326
327
327
326
325
322
319

Forecast for Chichester, West Sussex, United Kingdom (50.84,-0.77)

Generated: 08/11/25 19:09:00. Forecast: 08/11/25 to 14/11/25. Timezone: UTC+0.00