Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 25

Waxing Crescent 15%

12:35

19:27

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
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: 06:59, Set: 18:05, Transit: 13:01. Moon - Rise: 12:35, Set: 19:27. Civil Dark: 18:38 - 06:26. Nautical Dark: 19:17 - 05:47. Astro Dark: 19:54 - 05:10

Total Clouds (% Sky Obscured)

97
86
80
74
55
43
36
78
79
100
99
81
85
68
52
77
80
83
91
75
74
94
94
94

Low Clouds (% Sky Obscured)

81
71
71
64
55
43
36
67
70
53
97
64
76
68
52
65
69
72
90
73
74
54
65
88

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
24
9
60
33
30
17
0
0
21
15
66
5
3
4
41
16
54

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
6
65
46
8
6
82
75
31

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

34
36
6
21
17
3
5
21
30
50
61
33
35
28
5
9
5
2
2
2
1
1
0
12

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
19
20
19
17
16
12
12
15
18
19
21
19
19
16
18
17
16
14
15
14
14
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
73
72
72
72
69
64
68
70
72
77
77
66
70
75
65
64
62
59
56
60
64
64
65

Pressure (mb)

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

Ozone (du)

284
283
283
287
287
287
287
287
289
289
289
288
289
286
283
282
280
278
276
271
269
267
266
266

Sunday 26

Waxing Crescent 22%

12:32

19:16

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:01, Set: 17:03, Transit: 12:01. Moon - Rise: 12:32, Set: 19:16. Civil Dark: 17:36 - 06:27. Nautical Dark: 18:15 - 05:49. Astro Dark: 18:53 - 05:11

Total Clouds (% Sky Obscured)

100
100
100
100
98
100
100
100
100
100
100
100
100
98
97
100
94
94
93
98
93
92
94
91

Low Clouds (% Sky Obscured)

100
100
86
100
97
100
100
100
100
100
100
100
100
97
96
100
90
89
91
91
86
90
83
89

Medium Clouds (% Sky Obscured)

75
78
95
71
71
69
70
82
55
55
49
58
62
55
61
68
65
64
57
75
63
52
49
39

High Clouds (% Sky Obscured)

35
52
98
33
43
13
39
16
36
49
58
81
38
56
19
45
40
62
12
30
21
27
3
4

ISS Passover

Visibility (miles)

9
9
5
8
6
6
9
8
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
Light Rain
None
None
None
None
None
None
Very Light Rain
None
None

Precipitation Probability (%)

6
43
60
71
73
75
87
82
48
33
31
42
34
53
65
50
45
41
48
44
46
51
45
35

Precipitation Amount (mm)

0
0
0.2
0.4
0.4
0.3
0.6
0.6
0
0
0
0
0
0
0.5
0
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

15
14
15
15
19
20
23
24
25
25
25
25
25
25
26
26
26
25
24
23
22
22
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
5
7
8
8
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

68
72
80
91
90
95
95
95
93
93
93
93
92
93
93
93
92
93
93
93
92
90
87
86

Pressure (mb)

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

Ozone (du)

266
265
265
265
264
262
264
264
265
265
265
266
266
266
266
265
265
265
266
266
268
268
270
270

Monday 27

Waxing Crescent 31%

13:19

20:17

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:03, Set: 17:01, Transit: 12:01. Moon - Rise: 13:19, Set: 20:17. Civil Dark: 17:35 - 06:29. Nautical Dark: 18:13 - 05:51. Astro Dark: 18:51 - 05:13

Total Clouds (% Sky Obscured)

91
89
83
71
69
94
92
94
96
86
93
72
84
98
100
100
97
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

91
89
83
71
64
86
84
85
91
84
90
69
81
97
100
100
80
77
81
83
84
89
95
100

Medium Clouds (% Sky Obscured)

36
33
23
16
22
50
41
51
14
0
0
0
0
0
0
0
0
0
0
0
0
14
27
45

High Clouds (% Sky Obscured)

4
6
2
2
2
5
2
0
0
4
7
3
63
61
68
78
93
100
100
100
100
84
70
56

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 (%)

13
29
19
3
2
1
2
4
3
8
26
10
10
11
12
29
29
13
15
25
23
12
11
11

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)

21
21
19
17
15
12
11
10
11
11
11
14
13
14
13
14
15
16
16
16
16
17
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
77
75
76
76
80
79
79
81
86
91
92
84
76
77
83
83
81
80
81
83
80
77
76

Pressure (mb)

1012
1012
1013
1013
1013
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012

Ozone (du)

271
271
269
268
267
267
266
266
266
267
266
266
266
266
265
265
265
265
265
265
265
266
268
268

Tuesday 28

Waxing Crescent 41%

13:53

21:29

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:05, Set: 16:59, Transit: 12:01. Moon - Rise: 13:53, Set: 21:29. Civil Dark: 17:33 - 06:31. Nautical Dark: 18:11 - 05:52. Astro Dark: 18:49 - 05:14

Total Clouds (% Sky Obscured)

94
100
100
99
97
95
96
97
97
98
99
100
94
88
86
90
100
100
100
100
100
98
97
92

Low Clouds (% Sky Obscured)

94
100
100
94
93
90
89
89
88
91
91
89
80
71
68
63
58
57
79
89
87
86
83
68

Medium Clouds (% Sky Obscured)

42
38
35
28
24
16
29
40
52
50
48
40
35
30
30
30
30
35
35
40
42
35
25
14

High Clouds (% Sky Obscured)

22
47
51
46
26
20
25
45
44
63
83
100
83
71
76
84
100
100
100
100
100
78
57
25

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
23
26
33
33
36
34
27
14
27
33
46
47
46
34
43
41
17
25
23
20
24
20
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
17
17
17
16
15
14
12
12
11
10
10
9
8
9
10
10
9
8
9
9
9
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
76
80
81
84
87
90
92
92
90
92
91
95
95
96
95
95
93
91
88
85
87
86
81

Pressure (mb)

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

Ozone (du)

269
269
267
267
266
265
266
266
267
268
268
268
268
267
267
267
269
269
270
269
267
267
266
268

Wednesday 29

First Quarter 51%

14:19

22:46

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:06, Set: 16:57, Transit: 12:01. Moon - Rise: 14:19, Set: 22:46. Civil Dark: 17:31 - 06:32. Nautical Dark: 18:10 - 05:54. Astro Dark: 18:48 - 05:16

Total Clouds (% Sky Obscured)

90
89
70
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

58
63
46
79
88
99
93
87
80
80
80
78
84
90
96
94
92
91
91
90
91
89
87
84

Medium Clouds (% Sky Obscured)

26
36
46
55
65
67
68
72
57
61
47
46
60
77
98
92
86
81
86
93
98
99
99
100

High Clouds (% Sky Obscured)

19
25
19
38
55
83
83
89
95
70
49
43
64
78
91
95
97
100
100
100
100
100
99
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
5
3
2
0
0
0
0
0
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
None
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

23
23
16
24
27
29
33
38
35
43
54
63
94
86
78
82
85
90
91
94
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.7
0.7
0.7
0.8

Wind Speed/Direction (mph)

14
15
14
13
11
10
9
10
10
10
10
10
11
11
11
12
13
14
15
15
16
16
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
79
83
83
83
84
87
88
88
90
92
90
95
96
96
98
98
96
98
98
98
100
98
98

Pressure (mb)

1005
1005
1004
1003
1003
1003
1003
1002
1002
1002
1001
1001
1000
1000
999
999
998
998
997
997
997
996
995
995

Ozone (du)

268
270
270
271
271
272
272
272
271
270
270
270
270
271
273
274
274
274
274
275
276
278
278
278

Thursday 30

Waxing Gibbous 62%

14:39

00:05

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:08, Set: 16:55, Transit: 12:01. Moon - Rise: 14:39, Set: 00:05. Civil Dark: 17:30 - 06:34. Nautical Dark: 18:08 - 05:55. Astro Dark: 18:46 - 05:17

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

89
92
95
96
97
96
95
94
93
88
84
79
79
79
78
76
73
70
69
67
65
66
66
66

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
97
91
81
64
56
53
57
48
43
43
33
25
25
20
25
25
25
35

High Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
83
80
75
75
75
75
80
80
85
90
95
100
100
100
100

ISS Passover

Visibility (miles)

0
2
5
7
5
2
0
3
5
8
8
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
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
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

93
88
95
95
95
95
95
95
95
95
88
79
67
50
30
31
29
25
27
28
31
59
72
80

Precipitation Amount (mm)

0.6
0.5
0.7
1.6
2.2
2.7
2.2
1.6
1.3
1.3
0.6
0.5
0.4
0
0
0
0
0
0
0
0
0
0.2
0.3

Wind Speed/Direction (mph)

21
21
21
22
22
23
24
23
22
21
18
20
24
24
24
25
22
20
18
16
14
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
92
89
83
87
92
98
96
95
93
93
93
95
93
90
90
84
80
76
78
80
82
80
77

Pressure (mb)

994
993
991
990
989
988
987
986
986
985
985
985
985
987
989
990
992
993
994
995
996
997
998
998

Ozone (du)

279
279
280
281
282
283
285
287
290
292
292
291
291
291
291
290
294
297
301
299
297
296
296
297

Friday 31

Waxing Gibbous 72%

14:55

01:26

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
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:10, Set: 16:54, Transit: 12:01. Moon - Rise: 14:55, Set: 01:26. Civil Dark: 17:28 - 06:35. Nautical Dark: 18:07 - 05:57. Astro Dark: 18:44 - 05:19

Total Clouds (% Sky Obscured)

100
100
100
100
96
94
94
93
95
95
95
94
96
98
100
93
85
72

Low Clouds (% Sky Obscured)

67
69
71
70
70
67
67
65
64
70
74
79
74
70
65
67
68
70

Medium Clouds (% Sky Obscured)

41
41
37
35
37
40
51
65
79
80
75
71
49
48
60
63
59
51

High Clouds (% Sky Obscured)

64
33
5
35
65
90
71
59
60
65
60
45
53
70
90
91
85
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
4
2
3
4
5
5
5
5
6
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Light Rain
Light Rain
Very Light Rain
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

Precipitation Probability (%)

87
83
81
64
46
27
38
60
78
81
84
88
95
95
95
95
95
46

Precipitation Amount (mm)

0.5
0.4
0.4
0.2
0
0
0
0.3
0.5
0.5
0.6
0.7
0.9
0.7
0.7
0.9
0.7
0

Wind Speed/Direction (mph)

13
10
8
7
6
6
7
9
10
14
13
13
13
10
7
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
73
72
72
76
81
88
90
93
95
95
91
90
91
93
93
93
93

Pressure (mb)

998
998
998
998
998
999
999
999
999
999
999
999
999
999
999
999
999
999

Ozone (du)

298
301
304
307
306
306
305
305
304
304
305
306
307
308
310
312
312
313

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.43)

Generated: 25/10/25 12:29:23. Forecast: 25/10/25 to 31/10/25. Timezone: UTC+1.00