Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 14

Waning Crescent 34%

00:01

16:21

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:26, Set: 18:07, Transit: 12:45. Moon - Rise: 00:01, Set: 16:21. Civil Dark: 18:41 - 06:52. Nautical Dark: 19:20 - 06:13. Astro Dark: 19:59 - 05:33

Total Clouds (% Sky Obscured)

87
89
93
100
93
89
89
98
97
92
94
95
95
87
74
71
87
78
90
92
91
88
86
89

Low Clouds (% Sky Obscured)

87
83
89
100
87
85
89
97
95
92
94
95
94
86
74
71
87
78
90
92
91
88
86
89

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)

75
89
77
37
30
22
16
24
26
2
2
1
1
2
3
2
3
3
3
3
3
3
3
3

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
3
0
0
0
0
0
0
0
0
0
0
0
0
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
8
8
7
7
7
6
6
6
6
6
6
6
6
6
6
6
6
7
7
7
7
7

Relative Humidity (%)

76
81
83
79
71
71
71
71
71
70
71
72
72
71
71
67
65
63
63
64
64
66
66
66

Pressure (mb)

1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1031
1031
1031
1030
1030
1030
1030
1029
1029

Ozone (du)

264
265
265
266
268
268
269
269
268
268
268
268
267
267
266
265
265
264
265
264
264
264
264
264

Wednesday 15

Waning Crescent 24%

01:24

16:35

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
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: 07:28, Set: 18:05, Transit: 12:45. Moon - Rise: 01:24, Set: 16:35. Civil Dark: 18:39 - 06:54. Nautical Dark: 19:18 - 06:14. Astro Dark: 19:57 - 05:35

Total Clouds (% Sky Obscured)

95
83
69
72
70
82
29
50
56
54
67
77
79
77
62
67
60
54
60
76
82
77
72
71

Low Clouds (% Sky Obscured)

95
82
66
69
67
80
21
45
52
51
61
72
77
75
55
62
60
54
60
76
82
77
72
71

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)

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

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 (%)

1
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)

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

Chance of Frost

Temperature (°C)

13
12
12
11
11
11
11
11
10
10
10
9
10
10
10
10
11
12
13
14
15
15
15
15

Feels Like (°C)

10
9
9
8
8
8
8
8
8
7
7
7
7
7
7
8
9
11
13
15
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

67
67
68
68
67
67
67
66
66
65
63
63
63
61
62
68
71
65
60
57
55
54
54
58

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1029
1028
1028
1028
1027
1027
1027
1026

Ozone (du)

264
263
263
264
266
266
266
266
266
268
270
270
271
272
273
274
274
274
274
275
275
276
276
276

Thursday 16

Waning Crescent 16%

02:44

16:47

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

Sun - Rise: 07:30, Set: 18:02, Transit: 12:45. Moon - Rise: 02:44, Set: 16:47. Civil Dark: 18:37 - 06:55. Nautical Dark: 19:16 - 06:16. Astro Dark: 19:55 - 05:37

Total Clouds (% Sky Obscured)

72
66
64
59
45
33
29
37
49
48
46
46
49
56
59
58
61
55
47
62
73
83
82
86

Low Clouds (% Sky Obscured)

72
66
64
59
45
33
29
37
49
48
46
46
49
56
59
58
61
55
47
62
73
82
81
86

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
5
2
3
2
3
3
2
2
4
4
4
4
4
4
3
8
7
3
2
2
4
2
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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
6
6
6
6
5

Relative Humidity (%)

65
70
72
75
76
78
81
82
85
87
87
87
88
90
90
84
76
70
65
60
58
56
55
57

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1026
1026
1026
1025
1026

Ozone (du)

275
275
274
272
271
271
270
270
270
270
271
272
272
273
273
272
273
272
273
274
274
274
274
274

Friday 17

Waning Crescent 9%

03:59

16:56

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
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: 07:31, Set: 17:58, Transit: 12:45. Moon - Rise: 03:59, Set: 16:56. Civil Dark: 18:34 - 06:57. Nautical Dark: 19:14 - 06:18. Astro Dark: 19:53 - 05:38

Total Clouds (% Sky Obscured)

82
76
67
58
48
35
29
33
36
37
41
82
61
77
70
68
68
67
64
77
99
100
86
100

Low Clouds (% Sky Obscured)

82
76
65
55
48
35
29
33
36
37
41
71
61
77
70
68
68
60
52
47
49
46
49
40

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
9
21
34
34
36
35
35
47
47
37
36

High Clouds (% Sky Obscured)

5
3
1
1
0
1
1
1
2
2
30
68
61
77
70
64
64
60
64
77
95
100
86
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
1
1
0
1
1
0
2
2
1
3
6
9
8
9
14
13
9
3
3
2
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
4
4
5
4
4
4
4
4
5
5
5
4
4
4
4
4
5
6
8
9
9
10
9

Chance of Frost

Temperature (°C)

13
13
12
12
11
11
10
10
10
9
9
9
9
9
9
10
11
13
14
15
15
15
15
14

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
5
4
4
5
5
5
5
5
6
6
6
5
5
4
5
4
4
5
6

Relative Humidity (%)

58
58
59
63
65
67
66
67
70
74
77
78
80
81
82
74
66
58
53
51
49
48
51
57

Pressure (mb)

1026
1026
1026
1026
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1023
1023
1022

Ozone (du)

275
275
275
276
277
277
277
275
275
276
275
276
276
277
276
275
275
276
275
275
275
275
277
277

Saturday 18

Waning Crescent 4%

05:13

17:05

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:33, Set: 17:56, Transit: 12:45. Moon - Rise: 05:13, Set: 17:05. Civil Dark: 18:32 - 06:59. Nautical Dark: 19:12 - 06:19. Astro Dark: 19:51 - 05:40

Total Clouds (% Sky Obscured)

100
94
90
98
95
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

31
36
42
52
47
38
31
28
25
23
24
25
27
45
49
53
53
53
53
60
67
71
67
65

Medium Clouds (% Sky Obscured)

40
51
63
60
55
50
55
67
90
100
96
100
100
98
97
95
94
93
92
93
95
96
98
98

High Clouds (% Sky Obscured)

100
93
87
97
93
95
93
80
69
62
73
87
100
98
97
96
97
98
100
100
100
100
98
96

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
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
2
3
3
1
4
8
19
25
32
36
41
49
52
51

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
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
71
76
83
84
85
85
87
85
84
84
84
81
82
76
71
65
61
57
53
51
50
48
53

Pressure (mb)

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

Ozone (du)

277
276
274
274
275
277
278
280
280
280
279
278
277
277
277
277
277
276
276
276
277
277
278
278

Sunday 19

Waning Crescent 1%

06:25

17:15

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:35, Set: 17:54, Transit: 12:44. Moon - Rise: 06:25, Set: 17:15. Civil Dark: 18:30 - 07:00. Nautical Dark: 19:10 - 06:21. Astro Dark: 19:49 - 05:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
100
100
100
90
75
62
72
84
96
88
79
67
74
82

Low Clouds (% Sky Obscured)

64
66
67
68
71
75
78
79
79
81
78
74
74
76
66
54
52
53
54
53
52
52
52
52

Medium Clouds (% Sky Obscured)

98
98
98
100
100
100
100
99
97
94
71
46
25
26
24
10
6
3
0
3
7
13
8
4

High Clouds (% Sky Obscured)

94
95
98
100
100
100
99
87
76
67
77
89
98
69
40
11
31
51
65
54
33
23
27
33

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

56
59
57
56
67
75
82
95
95
95
95
95
79
64
50
30
33
34
34
29
22
13
15
14

Precipitation Amount (mm)

0.2
0.3
0.2
0.2
0.3
0.4
0.5
0.6
0.9
1.1
1.1
0.9
0.3
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
12
12
13
13
13
13
13
14
14
14
14
15
15
16
16
16
16
15

Feels Like (°C)

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

Dew Point (°C)

4
5
5
6
6
7
7
7
9
10
11
11
12
12
13
13
13
12
11
11
10
10
9
9

Relative Humidity (%)

57
61
64
66
68
70
70
71
76
83
90
90
92
92
92
90
89
83
77
71
68
67
65
68

Pressure (mb)

1008
1008
1007
1006
1005
1004
1003
1002
1001
1000
999
999
998
998
998
998
997
997
997
997
997
996
996
996

Ozone (du)

278
278
279
279
280
280
280
279
280
281
281
282
283
284
284
284
284
283
282
281
282
283
283
284

Monday 20

Waning Crescent 0%

07:38

17:26

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
12 Bad

Sun - Rise: 07:37, Set: 17:52, Transit: 12:44. Moon - Rise: 07:38, Set: 17:26. Civil Dark: 18:28 - 07:02. Nautical Dark: 19:08 - 06:23. Astro Dark: 19:47 - 05:43

Total Clouds (% Sky Obscured)

91
85
76
64
67
70
74
80
84
90
79
69
64
69
71
69
76
79
81

Low Clouds (% Sky Obscured)

52
53
59
63
65
67
68
73
77
81
78
69
61
48
29
23
28
37
46

Medium Clouds (% Sky Obscured)

2
12
21
31
33
31
28
38
51
67
49
32
15
18
12
6
7
8
9

High Clouds (% Sky Obscured)

35
33
23
10
14
25
36
41
49
45
23
10
0
0
0
0
2
6
18

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 (%)

9
8
8
1
15
20
22
23
22
15
19
16
3
9
8
1
7
5
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
10
10
10
10
9
8
7
7
7
7
7
7
7
8
8
8
9

Dew Point (°C)

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

Relative Humidity (%)

73
78
79
83
84
83
81
80
83
84
87
87
85
85
83
80
77
74
70

Pressure (mb)

997
997
997
997
997
996
996
996
996
996
996
996
997
997
998
998
999
999
1000

Ozone (du)

286
287
287
288
288
287
285
284
285
287
289
288
287
286
288
289
290
288
287

Forecast for Bourn, Cambridgeshire, United Kingdom (52.20,-0.05)

Generated: 14/10/25 18:10:55. Forecast: 14/10/25 to 20/10/25. Timezone: UTC+1.00