Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Gibbous 88%

19:38

12:24

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 OK
13 Bad
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:27, Set: 18:27, Transit: 12:57. Moon - Rise: 19:38, Set: 12:24. Civil Dark: 19:00 - 06:53. Nautical Dark: 19:39 - 06:15. Astro Dark: 20:17 - 05:36

Total Clouds (% Sky Obscured)

85
83
82
45
63
73
73
73
66
59
58
70
84
84
46
49
47
51
60
82
84
100
81
81

Low Clouds (% Sky Obscured)

55
55
30
37
54
71
73
73
66
59
58
66
79
81
46
49
47
51
60
80
79
60
48
35

Medium 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
0
0

High Clouds (% Sky Obscured)

6
6
6
6
9
7
4
6
3
3
11
36
49
50
6
3
0
3
46
76
80
100
81
81

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
10
10
10
10
9
10
10
10
10
10
10
10
9
9
9
10
10
10
10
11
11
10
10

Relative Humidity (%)

89
89
90
90
91
91
93
93
95
96
93
87
79
71
66
63
62
61
63
66
77
80
82
81

Pressure (mb)

1031
1031
1032
1032
1033
1033
1033
1033
1033
1033
1034
1034
1035
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034

Ozone (du)

268
266
264
261
261
262
262
263
264
264
265
266
266
267
267
268
268
267
266
265
264
263
264
265

Friday 10

Waning Gibbous 78%

20:27

13:48

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:28, Set: 18:24, Transit: 12:56. Moon - Rise: 20:27, Set: 13:48. Civil Dark: 18:58 - 06:55. Nautical Dark: 19:36 - 06:16. Astro Dark: 20:15 - 05:38

Total Clouds (% Sky Obscured)

80
95
98
100
100
100
100
89
88
88
82
82
89
96
83
83
88
88
74
78
69
88
80
81

Low Clouds (% Sky Obscured)

41
62
73
70
73
77
83
84
80
80
82
82
73
76
66
52
53
63
60
65
61
62
63
67

Medium Clouds (% Sky Obscured)

0
0
0
4
3
0
6
0
6
7
2
11
47
83
46
71
40
40
19
17
9
53
41
38

High Clouds (% Sky Obscured)

80
82
94
96
94
100
100
46
22
15
15
12
21
71
17
7
5
15
15
10
12
15
15
20

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
1
97
80
57
95
100
100
100
100
85
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)

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

Chance of Frost

Temperature (°C)

12
12
12
11
11
11
11
11
11
11
11
12
13
13
15
15
16
16
16
16
15
13
13
12

Feels Like (°C)

12
12
12
11
11
10
10
10
10
10
10
11
11
13
14
14
15
15
15
15
14
13
11
11

Dew Point (°C)

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

Relative Humidity (%)

83
84
87
88
90
90
90
90
91
91
90
84
79
72
66
60
57
55
55
61
69
75
79
80

Pressure (mb)

1034
1035
1035
1035
1035
1035
1035
1034
1034
1034
1035
1035
1035
1035
1035
1034
1034
1034
1033
1033
1033
1033
1034
1034

Ozone (du)

266
264
264
263
262
262
262
261
262
262
262
262
261
262
262
262
261
260
260
260
260
261
262
262

Saturday 11

Waning Gibbous 67%

21:34

14:53

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:30, Set: 18:22, Transit: 12:56. Moon - Rise: 21:34, Set: 14:53. Civil Dark: 18:56 - 06:57. Nautical Dark: 19:34 - 06:18. Astro Dark: 20:13 - 05:39

Total Clouds (% Sky Obscured)

84
80
76
84
83
81
83
90
78
83
79
69
78
68
65
51
61
62
78
75
62
59
59
60

Low Clouds (% Sky Obscured)

70
65
59
71
65
61
68
64
62
66
69
66
71
60
63
51
58
42
62
69
62
59
59
60

Medium Clouds (% Sky Obscured)

46
29
18
8
7
9
0
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
25
30
30
25
30
20
11
11
12
7
13
20
24
18
6
21
29
18
12
8
7
8
8

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)

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

Chance of Frost

Temperature (°C)

12
11
11
11
11
10
10
10
10
10
9
10
12
13
15
16
17
17
17
17
15
14
13
13

Feels Like (°C)

10
10
10
9
9
9
8
8
8
8
8
9
11
12
13
15
16
16
15
15
14
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

80
81
83
83
85
85
87
88
88
88
88
83
73
64
55
50
47
46
47
54
64
67
69
72

Pressure (mb)

1034
1034
1034
1033
1033
1033
1033
1032
1032
1032
1033
1033
1033
1033
1032
1032
1031
1031
1030
1030
1030
1031
1031
1031

Ozone (du)

262
261
261
261
260
261
261
263
263
264
264
265
265
264
263
262
262
262
262
262
262
261
261
263

Sunday 12

Waning Gibbous 56%

No Rise

15:38

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

Sun - Rise: 07:32, Set: 18:20, Transit: 12:56. Moon - Rise: No Rise, Set: 15:38. Civil Dark: 18:54 - 06:58. Nautical Dark: 19:32 - 06:20. Astro Dark: 20:11 - 05:41

Total Clouds (% Sky Obscured)

58
66
68
50
44
42
44
42
37
34
35
33
58
62
73
71
66
67
59
50
45
29
23
27

Low Clouds (% Sky Obscured)

58
66
68
50
44
42
44
42
37
34
35
33
49
46
43
36
31
27
18
9
0
8
11
15

Medium 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
0
0

High Clouds (% Sky Obscured)

6
16
19
5
2
2
6
11
15
11
6
2
2
2
3
3
5
4
4
4
11
5
4
6

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
79
84
88
87
88
88
90
90
91
93
88
84
80
79
77
75
73
69
66
64
76
79
79

Pressure (mb)

1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1031

Ozone (du)

264
264
262
262
262
264
264
264
263
262
261
261
260
259
258
258
258
258
258
258
258
259
261
261

Monday 13

Third Quarter 45%

22:53

16:08

22 OK
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

Sun - Rise: 07:33, Set: 18:18, Transit: 12:56. Moon - Rise: 22:53, Set: 16:08. Civil Dark: 18:51 - 07:00. Nautical Dark: 19:30 - 06:21. Astro Dark: 20:09 - 05:43

Total Clouds (% Sky Obscured)

43
57
74
81
87
96
90
92
76
82
88
81
91
93
94
91
90
88
85
81
75
70
64
57

Low Clouds (% Sky Obscured)

33
57
74
81
87
95
90
92
76
82
84
81
87
89
92
91
89
88
85
81
75
70
64
57

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
23
26
2
0
2
2
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
16
13
14
21
37
16
23
13
2
12
0
1
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
0
0
0
0
0
0
0
0
0
1
3
1
4
4
3
3
2
0
1
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
7
7
7
7
7
7
7
6
6
7
8
9
9
10
10
10
10
8
7
5
5
5

Chance of Frost

Temperature (°C)

14
13
12
12
11
11
11
10
10
10
11
11
12
13
13
14
14
14
15
14
13
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
90
92
93
93
93
93
93
95
95
88
86
83
80
78
74
69
66
70
76
83
84
87

Pressure (mb)

1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1032
1033
1033
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031

Ozone (du)

261
262
262
262
261
262
263
263
264
265
267
269
268
266
264
264
263
263
262
261
260
259
259
258

Tuesday 14

Waning Crescent 34%

00:16

16:29

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 OK
12 Good
13 Good
14 Good
15 Good
16 Good
17 OK
18 OK
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:35, Set: 18:16, Transit: 12:55. Moon - Rise: 00:16, Set: 16:29. Civil Dark: 18:49 - 07:02. Nautical Dark: 19:28 - 06:23. Astro Dark: 20:07 - 05:44

Total Clouds (% Sky Obscured)

58
54
59
58
58
60
61
68
82
88
93
99
69
36
5
3
2
5
5
25
44
54
64
63

Low Clouds (% Sky Obscured)

58
54
59
58
57
49
58
68
82
88
92
96
69
36
5
3
2
5
5
25
44
54
61
63

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
2
4
11
21
5
3
2
5
5
7
1
1
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
16
33
49
35
19
2
3
2
5
5
25
44
38
21
4

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 (%)

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
13
12
12
12
12
11
11
10
8
9
8
8
7
7
14
13
13
14
15
15
12
13

Dew Point (°C)

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

Relative Humidity (%)

88
90
91
93
95
96
96
93
90
85
81
79
75
69
62
56
55
53
52
59
68
75
79
81

Pressure (mb)

1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1028
1028
1027
1027
1027
1027
1027
1027

Ozone (du)

258
258
257
257
258
259
261
261
262
263
264
265
267
267
268
269
268
268
268
267
266
265
264
263

Wednesday 15

Waning Crescent 24%

01:38

16:44

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 OK
13 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:37, Set: 18:14, Transit: 12:55. Moon - Rise: 01:38, Set: 16:44. Civil Dark: 18:47 - 07:03. Nautical Dark: 19:26 - 06:25. Astro Dark: 20:05 - 05:46

Total Clouds (% Sky Obscured)

72
86
85
82
79
76
81
83
84
82
77
76
65
53
40
43
45
48
55
62
59

Low Clouds (% Sky Obscured)

72
83
81
79
77
76
77
78
79
69
59
61
51
41
38
43
45
48
55
62
59

Medium Clouds (% Sky Obscured)

1
2
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
2
0
0
0
0
0
0
1
2
3
6
5
3
2
1
0
0
4
7
11

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
11
11
11
11
11
11
11
10
11
11
12
13
14
15
15
15
15
14
13

Feels Like (°C)

13
13
13
13
11
13
12
13
12
12
11
11
11
11
11
11
17
16
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

84
84
86
88
90
91
93
95
95
96
91
87
83
75
69
62
61
59
59
64
71

Pressure (mb)

1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024

Ozone (du)

263
262
262
262
262
262
262
262
263
264
264
264
264
264
265
266
265
265
265
265
265

Forecast for Bristol, Bristol, United Kingdom (51.45,-2.59)

Generated: 09/10/25 21:59:38. Forecast: 09/10/25 to 15/10/25. Timezone: UTC+1.00