Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

Waxing Crescent 15%

12:29

18:56

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

Sun - Rise: 07:44, Set: 17:44, Transit: 12:44. Moon - Rise: 12:29, Set: 18:56. Civil Dark: 18:19 - 07:09. Nautical Dark: 18:58 - 06:29. Astro Dark: 19:37 - 05:50

Total Clouds (% Sky Obscured)

58
59
75
99
86
97
99
100
100
100
100
75
56
59
44
26
30
54
29
42
18
26
52
78

Low Clouds (% Sky Obscured)

58
59
75
46
45
93
90
87
87
81
78
56
26
32
41
26
30
54
29
42
18
26
38
25

Medium Clouds (% Sky Obscured)

32
59
75
99
86
91
71
100
38
99
86
55
22
19
2
0
0
0
0
0
0
0
13
35

High Clouds (% Sky Obscured)

4
59
75
28
30
60
30
2
74
100
90
36
47
6
3
4
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
4
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
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
6
12
3
6
32
74
70
67
58
28
7
1
10
2
12
1
0
7
13
12
7
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.6
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
85
87
90
87
87
90
85
82
85
82
81
80
74
68
66
63
55
61
60
61
67
65

Pressure (mb)

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

Ozone (du)

303
301
302
303
303
302
303
306
307
309
311
316
320
318
316
314
304
299
291
288
287
288
290
292

Saturday 25

Waxing Crescent 22%

12:27

18:44

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

Sun - Rise: 06:46, Set: 16:41, Transit: 11:44. Moon - Rise: 12:27, Set: 18:44. Civil Dark: 17:17 - 06:11. Nautical Dark: 17:56 - 05:31. Astro Dark: 18:35 - 04:52

Total Clouds (% Sky Obscured)

81
89
82
63
40
7
0
0
0
0
13
13
35
87
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
58
62
58
40
7
0
0
0
0
13
12
23
35
37
43
37
74
100
96
92
89
84
81

Medium Clouds (% Sky Obscured)

35
47
44
18
0
0
0
0
0
0
0
0
17
44
56
97
100
100
100
100
94
76
81
70

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
2
28
100
100
100
100
100
76
71
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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

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

Precipitation Probability (%)

0
0
5
22
4
0
1
0
0
0
0
0
0
0
13
9
2
20
74
92
69
70
58
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
2
4
3
3
0
1
1
1
1
1
1
3
3
5
4
4
4
5
6
6
7
8

Relative Humidity (%)

66
67
72
81
79
78
71
73
73
78
77
79
76
75
71
75
73
68
67
81
85
85
87
87

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1009
1008
1008
1007
1005
1004
1002
1002

Ozone (du)

294
296
295
295
292
289
286
288
294
296
290
287
284
285
284
281
280
279
278
277
280
281
283
283

Sunday 26

Waxing Crescent 31%

13:13

No Set

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 OK
16 OK
17 OK
18 Bad
19 Bad

Sun - Rise: 06:48, Set: 16:39, Transit: 11:44. Moon - Rise: 13:13, Set: No Set. Civil Dark: 17:15 - 06:12. Nautical Dark: 17:54 - 05:33. Astro Dark: 18:34 - 04:53

Total Clouds (% Sky Obscured)

82
82
87
75
67
43
56
77
78
79
79
88
69
80
90
100
87
58
42
41
40
44
63
51

Low Clouds (% Sky Obscured)

62
75
78
60
66
43
51
56
57
56
60
73
68
68
61
57
53
32
24
17
11
8
12
17

Medium Clouds (% Sky Obscured)

42
0
0
0
0
0
1
4
4
23
5
4
7
10
22
22
18
23
17
22
22
26
58
38

High Clouds (% Sky Obscured)

60
1
0
0
0
0
0
0
0
0
0
0
0
0
0
50
33
18
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
7
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 (%)

12
19
7
22
24
30
31
13
40
31
9
22
31
25
31
27
21
8
3
1
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)

18
18
18
18
17
17
17
19
19
20
20
18
14
13
13
13
13
11
12
12
12
8
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
71
68
72
73
80
74
77
76
74
80
82
78
73
71
75
74
68
64
59
67
74
77

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1003
1004
1005
1006
1007
1007
1008
1008
1009
1009
1010
1011
1012

Ozone (du)

284
284
285
287
288
291
292
292
292
291
290
286
284
282
282
282
285
288
288
289
288
287
287
287

Monday 27

Waxing Crescent 41%

13:46

No Set

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
19 Bad

Sun - Rise: 06:49, Set: 16:38, Transit: 11:43. Moon - Rise: 13:46, Set: No Set. Civil Dark: 17:13 - 06:14. Nautical Dark: 17:53 - 05:34. Astro Dark: 18:32 - 04:55

Total Clouds (% Sky Obscured)

54
53
59
66
60
58
53
87
93
89
90
92
95
97
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

23
33
47
60
60
58
53
77
74
69
68
68
68
74
81
86
63
57
73
71
58
56
56
57

Medium Clouds (% Sky Obscured)

38
43
48
52
50
52
53
40
31
41
65
37
16
12
20
30
34
48
50
38
36
39
46
53

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
15
20
23
42
43
61
79
88
98
99
99
100
97
94
91
95
97

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
2
3
4
6
9
12
16
19
22
16
12
15
3
0
0
0
2
0
4
5
1
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
0
0
0

Wind Speed/Direction (mph)

8
7
7
6
6
6
6
6
6
6
7
8
10
11
12
14
15
14
14
13
13
12
11
11

Chance of Frost

Temperature (°C)

7
7
6
6
7
7
7
7
7
7
8
8
9
10
11
12
14
14
14
14
13
12
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
82
85
88
91
91
91
90
88
87
84
80
87
87
84
75
71
70
72
76
79
84
88

Pressure (mb)

1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

284
282
280
278
275
273
272
272
271
269
268
269
268
267
267
265
263
262
262
263
265
266
265
264

Tuesday 28

Waxing Crescent 51%

14:10

21:00

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
19 Bad

Sun - Rise: 06:51, Set: 16:36, Transit: 11:43. Moon - Rise: 14:10, Set: 21:00. Civil Dark: 17:11 - 06:16. Nautical Dark: 17:51 - 05:36. Astro Dark: 18:30 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
95
91
98
96
98
99
100
99
99
99
100
99
99
99
100
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

55
56
51
48
47
47
45
53
61
67
58
59
60
56
52
48
55
62
66
60
53
46
45
43

Medium Clouds (% Sky Obscured)

48
48
47
55
51
47
44
39
45
53
72
63
54
53
53
52
54
56
60
76
81
86
72
68

High Clouds (% Sky Obscured)

100
100
100
95
89
89
86
90
95
100
99
98
98
97
95
92
93
93
94
96
98
100
97
95

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
2
1
0
4
8
8
21
24
20
31
31
24
20
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
93
93
95
93
93
95
95
91
90
88
84
81
76
70
65
65
65
67
71
77
81
80

Pressure (mb)

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

Ozone (du)

264
266
267
266
265
265
264
264
265
266
263
262
261
260
259
259
259
258
257
257
257
258
258
258

Wednesday 29

First Quarter 62%

14:27

22:19

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
19 Bad

Sun - Rise: 06:53, Set: 16:34, Transit: 11:43. Moon - Rise: 14:27, Set: 22:19. Civil Dark: 17:09 - 06:17. Nautical Dark: 17:49 - 05:37. Astro Dark: 18:28 - 04:58

Total Clouds (% Sky Obscured)

97
98
99
100
89
80
73
76
81
85
76
62
54
55
59
64
76
88
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

44
34
22
10
10
10
15
18
17
23
38
28
15
10
9
9
16
20
27
38
50
61
62
61

Medium Clouds (% Sky Obscured)

65
81
88
93
74
53
27
29
27
33
48
62
54
55
59
64
72
72
78
74
71
66
73
76

High Clouds (% Sky Obscured)

92
94
97
100
85
71
60
66
75
82
76
62
54
55
53
54
70
88
100
100
100
100
100
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
38
51
56
46
32
14
19
20
17
31
40
44
40
37
35
35
32
14
11
8
4
14
20

Precipitation Amount (mm)

0
0
0
0.2
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
9
9
10
10
10
10
10
9
9
9
8
8
7
8
9
10
9
8
8
9
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
80
83
85
90
88
88
87
88
90
91
91
91
93
91
90
90
90
90
92
92
92
90
90

Pressure (mb)

1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

258
257
258
258
258
258
257
256
256
256
257
256
256
256
256
257
258
259
260
260
260
259
258
259

Thursday 30

Waxing Gibbous 72%

14:41

23:41

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: 06:55, Set: 16:32, Transit: 11:43. Moon - Rise: 14:41, Set: 23:41. Civil Dark: 17:07 - 06:19. Nautical Dark: 17:47 - 05:39. Astro Dark: 18:27 - 05:00

Total Clouds (% Sky Obscured)

100
99
98
98
99
99
100
100
100
100
93
84
76
70
62
57

Low Clouds (% Sky Obscured)

61
61
61
60
60
61
62
69
77
86
89
84
76
70
62
57

Medium Clouds (% Sky Obscured)

79
78
79
81
87
93
100
100
100
100
82
63
40
40
35
40

High Clouds (% Sky Obscured)

99
87
80
73
84
94
100
100
100
100
68
37
5
5
10
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
4
1
1
2
2
4
7

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

23
14
18
24
40
49
55
64
75
94
95
95
95
95
95
83

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.4
0.6
0.9
1.2
1.6
1.4
1
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
90
90
92
92
93
95
96
98
96
96
96
95
93

Pressure (mb)

1003
1003
1003
1002
1002
1002
1001
1001
1000
1000
999
999
999
1000
1000
1001

Ozone (du)

260
261
262
263
264
264
264
264
265
266
267
267
268
269
270
272

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

Generated: 24/10/25 19:58:07. Forecast: 24/10/25 to 30/10/25. Timezone: UTC+1.00