Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 10

New Moon 0%

07:05

17:45

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

Sun - Rise: 07:16, Set: 18:16, Transit: 12:46. Moon - Rise: 07:05, Set: 17:45. Civil Dark: 18:49 - 06:43. Nautical Dark: 19:29 - 06:03. Astro Dark: 20:08 - 05:25

Total Clouds (% Sky Obscured)

21
31
41
46
75
76
34
83
35
71
47
32
28
53
36
35
35
46
58
63
55
45
42
70

Low Clouds (% Sky Obscured)

21
31
41
46
75
73
33
69
20
60
47
25
22
53
32
20
24
46
58
63
55
42
39
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
21
16
19
5
0
0
5
0
10
4
0
0
0
0
0
0
8

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
55

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
2
17
5
3
0
6
25
18
0
0
15
2
0
1
14
8
18
16
12
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)

11
11
11
13
16
17
18
20
18
18
17
16
13
10
11
11
11
11
11
10
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
66
65
61
61
60
53
48
51
50
60
61
56
60
66
69
64
70
73
74
78
78
79
81

Pressure (mb)

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

Ozone (du)

307
305
307
307
308
307
306
306
307
307
306
305
303
302
303
306
306
305
305
306
307
308
306
304

Sunday 11

Waxing Crescent 1%

08:24

17:59

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

Sun - Rise: 07:18, Set: 18:13, Transit: 12:46. Moon - Rise: 08:24, Set: 17:59. Civil Dark: 18:47 - 06:44. Nautical Dark: 19:26 - 06:05. Astro Dark: 20:06 - 05:27

Total Clouds (% Sky Obscured)

63
68
68
67
71
67
65
64
60
64
65
58
63
29
38
38
45
45
69
100
100
100
100
100

Low Clouds (% Sky Obscured)

30
29
65
64
71
54
20
27
30
38
47
58
63
29
38
30
35
31
23
31
2
33
77
38

Medium Clouds (% Sky Obscured)

6
2
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
3
12
55
45
80

High Clouds (% Sky Obscured)

55
55
55
55
60
60
60
64
60
55
50
50
45
18
1
0
0
3
59
100
100
100
100
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
5
7
8
10
11
11
11
11
11
10
9
8
8
8
8
9
9
7
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

85
87
87
78
76
71
62
55
50
50
51
54
54
56
58
67
73
76
82
85
85
87
83
80

Pressure (mb)

1013
1013
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

299
299
298
295
293
290
290
288
289
288
289
289
289
288
288
287
285
281
278
274
271
269
269
269

Monday 12

Waxing Crescent 4%

09:43

18:15

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:20, Set: 18:11, Transit: 12:45. Moon - Rise: 09:43, Set: 18:15. Civil Dark: 18:45 - 06:46. Nautical Dark: 19:24 - 06:07. Astro Dark: 20:04 - 05:29

Total Clouds (% Sky Obscured)

100
100
99
97
94
96
100
100
100
100
100
100
98
100
96
98
98
94
93
93
92
93
94
95

Low Clouds (% Sky Obscured)

83
94
96
96
88
68
88
100
100
100
100
99
97
87
84
83
93
87
91
92
92
90
86
81

Medium Clouds (% Sky Obscured)

86
98
99
96
94
82
94
55
95
89
100
92
96
100
90
33
38
24
3
2
1
0
0
0

High Clouds (% Sky Obscured)

100
99
82
74
63
71
97
86
100
97
100
100
51
43
40
30
0
0
1
1
30
37
61
75

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

12
26
54
33
20
2
3
2
1
4
36
25
35
41
21
9
38
9
1
2
2
2
2
2

Precipitation Amount (mm)

0
0
0.4
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
10
10
11
13
13
15
15
15
14
14
13
14
13
13
13
12
12
12
12
12
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
8
10
12
13
14
15
15
15
14
14
14
15
15
15
15
16
16
17
17
17
17
16

Relative Humidity (%)

81
76
75
79
84
86
85
87
86
86
87
87
90
93
93
93
95
96
96
96
96
95
95
92

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

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

Tuesday 13

Waxing Crescent 9%

11:01

18:37

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

Sun - Rise: 07:22, Set: 18:09, Transit: 12:45. Moon - Rise: 11:01, Set: 18:37. Civil Dark: 18:43 - 06:48. Nautical Dark: 19:22 - 06:08. Astro Dark: 20:02 - 05:31

Total Clouds (% Sky Obscured)

96
98
99
100
93
74
82
23
21
22
21
18
16
15
45
40
38
19
9
7
5
6
20
30

Low Clouds (% Sky Obscured)

77
82
86
90
83
66
74
23
21
22
21
18
16
11
6
0
1
2
3
4
5
6
9
12

Medium Clouds (% Sky Obscured)

0
10
20
30
20
14
65
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

85
75
65
35
39
0
1
3
3
0
0
0
1
4
40
40
32
13
6
2
0
0
13
22

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
2
5
24
42
65
51
23
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
15
16
17
17
15
16
16
16
15
13
11
9
6
6
6
6
7
7
7
7
7
6
6

Chance of Frost

Temperature (°C)

18
18
18
18
18
18
19
19
19
19
18
17
16
14
13
12
12
11
11
11
10
10
10
10

Feels Like (°C)

16
15
15
15
14
14
15
15
15
15
16
15
14
13
13
10
9
9
10
10
10
9
10
10

Dew Point (°C)

16
15
15
14
13
14
14
13
9
7
7
6
6
6
6
6
6
7
8
8
9
9
9
9

Relative Humidity (%)

90
85
82
78
76
74
73
71
51
47
47
49
54
59
62
64
67
72
80
84
88
90
91
93

Pressure (mb)

1015
1015
1015
1016
1016
1017
1018
1019
1020
1020
1021
1022
1023
1024
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

261
261
262
263
263
267
268
273
277
283
286
292
298
303
305
305
306
310
311
310
308
307
304
304

Wednesday 14

Waxing Crescent 15%

12:14

19:08

06 OK
07 Bad
08 Bad
09 OK
10 Bad
11 Bad
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: 07:23, Set: 18:07, Transit: 12:45. Moon - Rise: 12:14, Set: 19:08. Civil Dark: 18:41 - 06:49. Nautical Dark: 19:20 - 06:10. Astro Dark: 19:59 - 05:32

Total Clouds (% Sky Obscured)

38
45
45
43
100
100
100
100
100
100
98
100
100
98
97
96
98
99
100
99
98
97
89
76

Low Clouds (% Sky Obscured)

15
22
21
23
18
16
17
19
21
26
26
25
22
17
10
6
8
10
15
15
16
19
18
14

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
15
23
26
28
94
73
70
66
72
73
75
75
75
74
75
75

High Clouds (% Sky Obscured)

29
32
33
29
100
100
100
99
98
97
95
99
100
98
96
94
96
98
100
97
94
84
67
52

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)

6
7
7
9
11
13
14
16
16
15
15
15
15
14
12
11
12
13
13
13
13
13
13
13

Chance of Frost

Temperature (°C)

10
10
10
12
13
15
16
17
18
18
18
17
16
15
14
14
13
13
13
13
13
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
93
83
71
63
61
60
53
53
55
58
60
66
66
64
64
65
66
69
71
76
80
80

Pressure (mb)

1027
1027
1027
1027
1026
1026
1025
1024
1024
1023
1022
1021
1021
1021
1023
1023
1023
1022
1022
1021
1021
1020
1020
1019

Ozone (du)

304
303
301
299
297
295
296
295
294
295
294
295
294
295
296
298
299
299
299
299
299
298
298
297

Thursday 15

Waxing Crescent 23%

13:19

19:49

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:25, Set: 18:04, Transit: 12:45. Moon - Rise: 13:19, Set: 19:49. Civil Dark: 18:39 - 06:51. Nautical Dark: 19:18 - 06:12. Astro Dark: 19:57 - 05:34

Total Clouds (% Sky Obscured)

60
56
52
52
60
69
75
81
84
87
78
69
60
57
55
52
50
52
54
62
71
75
80
80

Low Clouds (% Sky Obscured)

10
13
16
21
36
51
65
63
61
60
56
52
48
54
55
52
50
52
32
23
25
27
25
19

Medium Clouds (% Sky Obscured)

60
56
52
52
60
60
55
57
67
72
56
38
17
14
14
17
15
13
11
17
24
30
22
19

High Clouds (% Sky Obscured)

30
19
22
25
20
20
25
30
35
35
19
14
8
6
4
0
0
0
0
1
2
4
24
45

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
2
5
9
45
80
95
95
95
62
35
13
3
12
19
21
23
19
6
2
2
1
6
7

Precipitation Amount (mm)

0
0
0
0
0
0.4
1.1
1.1
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
76
73
71
77
83
92
83
78
73
73
74
75
76
77
79
81
83
86
85
87
88
88

Pressure (mb)

1019
1018
1018
1018
1018
1018
1017
1017
1017
1018
1018
1018
1019
1020
1020
1021
1022
1022
1023
1023
1024
1025
1025
1026

Ozone (du)

296
296
296
297
298
299
299
300
303
305
308
315
322
329
331
334
337
337
337
336
333
329
326
324

Friday 16

Waxing Crescent 32%

14:11

20:43

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

Sun - Rise: 07:27, Set: 18:02, Transit: 12:45. Moon - Rise: 14:11, Set: 20:43. Civil Dark: 18:36 - 06:53. Nautical Dark: 19:16 - 06:13. Astro Dark: 19:55 - 05:36

Total Clouds (% Sky Obscured)

75
65
60
60
33
15
0
6
11
21
30
38
46
44
43
51
59
66
70

Low Clouds (% Sky Obscured)

16
15
8
0
0
0
0
4
11
19
20
22
24
21
18
16
18
20
20

Medium Clouds (% Sky Obscured)

16
11
5
0
0
0
0
0
0
0
0
0
0
6
12
18
14
11
9

High Clouds (% Sky Obscured)

55
45
40
35
17
7
0
0
1
1
13
28
41
44
43
51
59
51
43

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 (%)

4
2
0
0
0
0
0
0
0
0
1
1
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

Wind Speed/Direction (mph)

9
9
10
10
11
11
11
10
10
10
10
9
7
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
7
7
7
7
7
8
8
14
12
12
12
12
13
7
7
8
7
7

Dew Point (°C)

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

Relative Humidity (%)

90
90
85
81
76
68
63
58
56
54
52
57
61
66
68
69
70
73
74

Pressure (mb)

1027
1028
1029
1030
1031
1032
1032
1033
1033
1033
1033
1034
1035
1035
1036
1036
1037
1037
1037

Ozone (du)

323
322
320
318
316
312
308
304
302
299
297
295
293
291
290
289
288
286
284

Forecast for Castle, Cambridgeshire, United Kingdom (52.21,0.10)

Generated: 10/10/26 06:53:55. Forecast: 10/10/26 to 16/10/26. Timezone: UTC+1.00