Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

New Moon 1%

09:06

17:52

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

Sun - Rise: 07:55, Set: 18:16, Transit: 13:05. Moon - Rise: 09:06, Set: 17:52. Civil Dark: 18:49 - 07:22. Nautical Dark: 19:27 - 06:44. Astro Dark: 20:04 - 06:07

Total Clouds (% Sky Obscured)

97
85
88
72
58
63
62
54
57
55
63
41
55
64
76
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

58
64
39
48
37
49
58
54
50
45
49
40
42
39
9
37
45
29
25
40
54
53
46
56

Medium Clouds (% Sky Obscured)

22
33
18
16
7
15
28
4
9
14
20
3
10
2
5
43
39
39
58
97
100
96
100
91

High Clouds (% Sky Obscured)

68
85
83
72
58
57
43
28
33
6
3
28
30
56
76
95
100
100
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
9
40
22
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
7
4
4
6
6
7
15
4
3
1
2
2
9
3
2
1
3
9
10
35
54
56

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
0.3
0

Wind Speed/Direction (mph)

16
14
14
12
10
9
9
9
9
9
8
8
8
8
7
7
6
5
4
5
6
8
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
82
84
86
89
89
88
87
87
87
87
87
86
86
85
84
84
83
81
79
75
71
70
70

Pressure (mb)

996
996
996
997
997
998
999
999
999
999
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1000
1000
999
998

Ozone (du)

286
287
286
284
284
284
286
285
285
285
284
284
285
289
291
292
296
296
298
295
296
294
289
291

Wednesday 22

Waxing Crescent 4%

10:18

18:08

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:57, Set: 18:14, Transit: 13:04. Moon - Rise: 10:18, Set: 18:08. Civil Dark: 18:47 - 07:23. Nautical Dark: 19:25 - 06:46. Astro Dark: 20:03 - 06:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
93
100
100
84
59
96
100
100
82
90
97
93
97
100
60
73
50
68

Low Clouds (% Sky Obscured)

75
88
89
100
100
100
87
100
96
34
46
65
65
67
61
72
85
85
76
65
55
69
49
68

Medium Clouds (% Sky Obscured)

93
100
100
100
96
73
63
45
90
52
35
90
100
100
62
69
90
54
92
100
50
50
6
0

High Clouds (% Sky Obscured)

100
100
100
100
100
55
0
0
0
0
0
18
45
50
55
60
3
57
65
34
0
0
0
0

ISS Passover

Visibility (miles)

9
4
2
1
1
1
6
8
9
9
9
5
4
2
4
2
3
9
6
9
8
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
Light Rain
Moderate Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
None
None
Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

58
95
95
95
95
95
95
66
60
95
79
95
95
95
95
95
92
58
62
66
57
27
30
39

Precipitation Amount (mm)

0
1.1
3
2
4.1
1.9
0.6
0.2
0
0.5
0
0.7
0.5
1.9
0.9
1.3
0.5
0
0
0.3
0
0
0
0

Wind Speed/Direction (mph)

10
11
11
12
14
15
17
18
16
15
16
15
17
18
22
23
26
28
29
31
30
28
27
26

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
9
7
7
5
5
6
7
7
7
8
7
6
5
4
2
2
2
2
2
2
3

Dew Point (°C)

7
8
11
11
11
11
11
10
10
9
9
9
9
8
8
8
8
7
7
7
6
6
5
4

Relative Humidity (%)

70
77
92
95
95
96
93
92
93
87
85
87
87
87
83
83
83
81
80
81
73
71
64
60

Pressure (mb)

996
994
992
991
988
985
983
983
984
985
986
986
986
986
986
987
988
990
992
994
997
999
1000
1001

Ozone (du)

290
291
291
289
289
293
301
302
304
307
315
320
327
326
326
327
324
325
322
316
316
312
313
312

Thursday 23

Waxing Crescent 3%

11:29

18:29

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:58, Set: 18:12, Transit: 13:04. Moon - Rise: 11:29, Set: 18:29. Civil Dark: 18:45 - 07:25. Nautical Dark: 19:23 - 06:47. Astro Dark: 20:01 - 06:10

Total Clouds (% Sky Obscured)

51
74
52
89
62
64
58
100
92
93
53
32
40
22
28
41
37
28
21
39
44
53
60
73

Low Clouds (% Sky Obscured)

51
68
42
52
62
64
53
62
48
53
46
29
37
18
16
31
28
27
21
32
37
43
48
58

Medium Clouds (% Sky Obscured)

0
43
40
82
15
0
35
90
80
70
6
7
36
22
28
41
4
0
0
8
18
27
26
25

High Clouds (% Sky Obscured)

0
0
6
0
0
0
0
0
4
60
47
13
22
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
6
8
8
9
7
8
9
8
8
8
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 (%)

36
39
53
56
46
47
50
45
45
42
41
35
27
26
17
26
21
29
26
36
30
30
34
36

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)

24
23
22
20
19
20
21
22
22
23
23
23
22
23
22
22
21
22
21
22
23
24
25
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
3
3
5
5
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
4
4
5
5

Relative Humidity (%)

61
60
61
73
74
72
69
70
69
70
70
70
69
68
66
64
64
62
62
62
65
63
66
68

Pressure (mb)

1002
1003
1004
1004
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007

Ozone (du)

308
309
306
305
303
302
300
302
303
302
301
299
298
296
295
296
298
301
304
305
307
308
309
310

Friday 24

Waxing Crescent 9%

12:35

18:56

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:00, Set: 18:10, Transit: 13:04. Moon - Rise: 12:35, Set: 18:56. Civil Dark: 18:44 - 07:26. Nautical Dark: 19:21 - 06:49. Astro Dark: 19:59 - 06:11

Total Clouds (% Sky Obscured)

59
50
39
31
30
48
43
34
32
25
27
31
46
53
62
72
70
72
63
75
77
80
77
72

Low Clouds (% Sky Obscured)

53
45
37
31
30
47
42
34
32
24
27
30
46
53
62
67
60
55
51
53
58
60
63
60

Medium Clouds (% Sky Obscured)

25
18
9
2
1
1
0
0
0
0
0
0
13
53
4
4
0
0
0
1
3
8
13
17

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
8
7
7
9
9
9
9
6
5
8
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 (%)

26
27
26
24
31
41
38
42
38
30
41
44
47
43
34
16
26
23
19
16
20
18
24
29

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)

25
26
26
25
24
24
24
23
22
20
19
19
18
18
19
18
19
19
18
19
18
18
18
18

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
10
10
10
10
10
10
10
11
10

Feels Like (°C)

4
4
3
3
3
3
3
3
4
4
5
4
5
5
4
3
4
4
4
4
4
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

70
71
75
76
78
85
83
81
80
77
78
80
87
81
77
76
76
77
76
74
73
74
73
71

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1008
1009
1009
1010
1011
1012
1012
1013
1013
1013

Ozone (du)

311
312
312
311
310
307
309
311
309
310
309
303
300
298
301
302
300
300
302
303
303
302
301
303

Saturday 25

Waxing Crescent 15%

12:32

19:33

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:02, Set: 18:09, Transit: 12:04. Moon - Rise: 12:32, Set: 19:33. Civil Dark: 18:42 - 06:28. Nautical Dark: 19:20 - 05:50. Astro Dark: 19:57 - 05:13

Total Clouds (% Sky Obscured)

81
80
76
67
57
46
35
41
47
51
66
74
83
91
98
92
74
65
66
75
88
87
93
93

Low Clouds (% Sky Obscured)

68
69
70
67
57
43
28
35
41
47
52
55
58
61
64
56
46
36
42
50
63
71
68
57

Medium Clouds (% Sky Obscured)

18
13
8
4
0
0
0
0
0
0
5
4
1
1
0
8
30
60
43
22
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
17
37
65
75
74
65
60
30
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 (%)

24
31
27
23
26
21
15
27
28
25
41
31
41
40
34
35
31
18
27
24
18
20
19
15

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
18
18
18
17
17
19
21
22
23
23
23
24
22
20
18
18
19
19
18
18

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
10
10
10
10
9
9
9
9
9
9
9
9
10
10
10
10
10

Feels Like (°C)

4
4
4
3
3
3
3
3
4
3
3
3
3
3
2
3
2
2
3
2
3
3
4
4

Dew Point (°C)

5
4
4
3
3
4
3
4
4
4
3
3
3
3
3
4
3
3
3
3
3
3
3
3

Relative Humidity (%)

68
67
65
62
64
66
63
66
68
66
62
62
64
66
68
69
67
66
64
63
61
60
60
61

Pressure (mb)

1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1015
1015
1016
1016
1017
1018
1018
1018
1019
1019

Ozone (du)

304
305
305
304
302
300
299
301
307
307
307
307
306
307
308
308
305
302
300
299
299
298
296
295

Sunday 26

Waxing Crescent 22%

13:19

19:22

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:03, Set: 17:07, Transit: 12:04. Moon - Rise: 13:19, Set: 19:22. Civil Dark: 17:40 - 06:30. Nautical Dark: 18:18 - 05:52. Astro Dark: 18:55 - 05:14

Total Clouds (% Sky Obscured)

97
93
87
80
89
99
97
94
91
94
97
100
99
99
98
97
95
93
93
93
93
92
91
89

Low Clouds (% Sky Obscured)

56
58
58
56
56
57
66
76
85
90
96
100
99
98
96
94
92
89
90
92
93
91
87
82

Medium Clouds (% Sky Obscured)

1
1
2
7
13
19
28
39
49
52
61
71
64
53
46
35
25
15
18
21
22
14
7
1

High Clouds (% Sky Obscured)

9
17
22
40
65
84
71
53
32
41
50
56
43
30
18
20
27
39
27
14
0
5
9
14

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
5
7
8
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

14
12
4
13
15
15
15
14
11
12
14
12
40
56
70
64
52
37
31
26
19
19
18
12

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.3
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
17
16
14
14
14
13
12
12
12
13
14
16
18
19
21
21
21
21
21
20
20
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
4
4
5
5
5
5
7
8
8
9
10
11
12
12
12
12
12
12
12
12

Relative Humidity (%)

61
62
62
63
65
66
67
67
69
69
75
79
83
86
90
93
93
92
92
92
90
92
90
90

Pressure (mb)

1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1020
1020
1020
1020
1021
1021
1021

Ozone (du)

293
290
288
286
284
282
280
279
277
276
273
271
269
268
267
266
266
267
267
267
267
267
267
267

Monday 27

Waxing Crescent 31%

13:54

20:23

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: 07:05, Set: 17:05, Transit: 12:04. Moon - Rise: 13:54, Set: 20:23. Civil Dark: 17:38 - 06:31. Nautical Dark: 18:16 - 05:53. Astro Dark: 18:54 - 05:16

Total Clouds (% Sky Obscured)

85
85
89
84
78
71
80
90
99
99
97
95
95
95
93

Low Clouds (% Sky Obscured)

79
78
77
74
70
66
74
81
89
87
87
85
83
82
81

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

19
19
15
13
12
12
13
13
14
11
13
12
14
17
20

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
9
3
7
9
10
14
15
15
19
19
18
19
18
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
18
17
16
16
15
14
15
15
15
15
14
14
14
15

Chance of Frost

Temperature (°C)

13
13
12
12
12
12
12
12
12
12
12
12
12
12
12

Feels Like (°C)

9
9
9
9
8
8
8
8
8
8
8
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
87
84
81
81
81
83
81
80
79
77
76

Pressure (mb)

1021
1021
1021
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020

Ozone (du)

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

Forecast for Constantine, Cornwall, United Kingdom (50.12,-5.17)

Generated: 21/10/25 15:00:53. Forecast: 21/10/25 to 27/10/25. Timezone: UTC+1.00