Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waning Crescent 7%

05:56

15:01

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

Sun - Rise: 07:41, Set: 16:34, Transit: 12:06. Moon - Rise: 05:56, Set: 15:01. Civil Dark: 17:10 - 07:05. Nautical Dark: 17:49 - 06:25. Astro Dark: 18:28 - 05:46

Total Clouds (% Sky Obscured)

78
79
63
49
54
53
44
12
1
7
8
98
100
100
100
97
100
90
56
99
74
100
57
45

Low Clouds (% Sky Obscured)

75
50
63
49
54
53
44
12
0
0
0
25
69
91
89
88
100
89
54
99
73
100
55
45

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)

2
1
0
0
0
0
0
2
1
7
6
66
100
100
100
92
87
65
56
57
65
75
21
14

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
54
56
65
61
63
64
65
65
13
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
12
4
6
14
26
27
27
18
6

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
11
9
9
9
8
7
5
4
3
2
3
3
5
7
8
9
9
11
12
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
4
6
7
7
7
7
7
6
6
6
7
5
4
4
5
5
6
5
5
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

65
61
59
59
61
64
67
68
67
66
68
70
70
73
71
70
67
67
69
70
72
73
72
68

Pressure (mb)

1025
1026
1026
1026
1026
1026
1027
1027
1028
1028
1028
1028
1028
1027
1027
1027
1026
1025
1025
1024
1024
1023
1023
1023

Ozone (du)

255
255
256
253
251
248
253
258
263
267
267
262
267
267
270
269
269
274
275
274
272
269
269
266

Tuesday 18

Waning Crescent 3%

07:08

15:16

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:42, Set: 16:33, Transit: 12:07. Moon - Rise: 07:08, Set: 15:16. Civil Dark: 17:09 - 07:06. Nautical Dark: 17:48 - 06:26. Astro Dark: 18:27 - 05:48

Total Clouds (% Sky Obscured)

67
79
93
100
100
95
68
69
75
86
88
59
82
91
61
85
89
53
83
83
89
85
85
82

Low Clouds (% Sky Obscured)

60
66
58
62
58
74
47
37
56
60
70
46
66
71
61
55
66
51
70
68
75
68
64
57

Medium Clouds (% Sky Obscured)

11
27
51
88
64
51
19
29
24
36
37
21
29
51
0
41
38
0
29
38
39
51
53
57

High Clouds (% Sky Obscured)

4
8
75
60
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
7
7
8
9
9
9
6
8
6
6
9
9
5
9
6
5
8
2
1
2

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

Precipitation Probability (%)

5
25
33
49
51
48
43
40
35
41
51
49
49
56
47
47
38
24
49
72
82
95
91
70

Precipitation Amount (mm)

0
0
0
0.2
0
0.2
0
0
0
0
0.2
0
0
0.3
0
0
0
0
0
0.5
0.5
0.9
0.8
0.4

Wind Speed/Direction (mph)

14
14
14
13
15
16
17
16
17
18
20
20
21
24
24
24
25
28
29
32
32
31
29
28

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
66
66
73
73
73
71
69
71
72
73
71
73
77
73
69
72
69
68
70
66
82
66
66

Pressure (mb)

1023
1022
1021
1020
1020
1019
1018
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1015
1016
1017

Ozone (du)

264
265
264
263
262
266
267
267
267
267
265
267
270
268
268
271
272
270
274
285
295
302
301
298

Wednesday 19

Waning Crescent 1%

08:19

15:35

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:44, Set: 16:32, Transit: 12:07. Moon - Rise: 08:19, Set: 15:35. Civil Dark: 17:08 - 07:08. Nautical Dark: 17:48 - 06:28. Astro Dark: 18:26 - 05:49

Total Clouds (% Sky Obscured)

83
69
100
77
49
46
66
85
84
71
92
68
80
73
75
93
97
100
98
88
85
82
77
78

Low Clouds (% Sky Obscured)

60
47
54
55
43
43
45
59
58
70
69
44
55
49
44
71
39
56
59
61
57
52
47
49

Medium Clouds (% Sky Obscured)

29
24
51
46
1
1
24
30
29
1
38
26
47
33
26
33
60
61
96
80
68
36
37
57

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
27
1
2
0
0
0
0
0

ISS Passover

Visibility (miles)

8
9
2
2
1
1
4
6
8
8
8
8
8
8
9
9
9
9
9
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

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

Precipitation Probability (%)

63
54
69
79
73
70
65
59
61
63
67
60
57
54
47
42
48
52
56
57
44
45
45
44

Precipitation Amount (mm)

0.4
0.2
0.5
0.6
0.5
0.4
0.4
0.3
0.2
0.2
0.3
0.2
0
0
0
0
0
0
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

27
27
27
28
28
28
27
27
27
27
26
27
26
26
26
27
27
26
26
26
26
25
24
23

Chance of Frost

Temperature (°C)

8
7
8
7
7
7
8
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
56
62
69
74
73
65
62
58
61
60
60
59
58
57
56
56
56
56
55
54
56
57
55

Pressure (mb)

1017
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021

Ozone (du)

304
316
327
330
329
327
326
324
322
323
323
325
328
328
327
326
324
322
321
319
317
315
312
311

Thursday 20

New Moon 0%

09:27

16:00

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:45, Set: 16:31, Transit: 12:07. Moon - Rise: 09:27, Set: 16:00. Civil Dark: 17:07 - 07:09. Nautical Dark: 17:47 - 06:29. Astro Dark: 18:25 - 05:50

Total Clouds (% Sky Obscured)

81
82
80
78
73
76
73
76
74
66
58
51
43
42
58
64
78
75
70
73
84
90
100
100

Low Clouds (% Sky Obscured)

51
53
49
44
39
42
44
49
46
42
42
37
35
30
45
48
64
65
62
44
38
33
27
31

Medium Clouds (% Sky Obscured)

54
54
53
56
33
26
17
12
10
30
55
0
0
0
4
63
14
11
4
0
73
88
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
7
56
6
54
73
85
100
100

ISS Passover

Visibility (miles)

7
4
3
8
6
8
8
9
7
4
4
7
8
6
8
8
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

61
58
60
64
57
50
49
47
45
43
39
35
33
28
28
29
33
28
25
25
15
8
1
1

Precipitation Amount (mm)

0.3
0.2
0.2
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

23
22
21
20
21
21
21
21
21
19
17
16
14
13
12
11
11
10
10
9
8
7
7
7

Chance of Frost

Temperature (°C)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
75
72
69
64
62
62
63
67
67
66
64
65
68
67
69
70
67
64
63
62
59
60
60

Pressure (mb)

1021
1021
1021
1021
1020
1021
1021
1022
1022
1023
1024
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

313
314
316
314
315
313
307
304
300
296
294
292
289
288
287
286
286
285
285
290
290
284
280
277

Friday 21

Waxing Crescent 2%

No Rise

16:34

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:47, Set: 16:30, Transit: 12:07. Moon - Rise: No Rise, Set: 16:34. Civil Dark: 17:06 - 07:10. Nautical Dark: 17:46 - 06:30. Astro Dark: 18:24 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
94
88
78
75
77
76
78

Low Clouds (% Sky Obscured)

36
50
61
57
63
68
74
80
87
93
100
77
45
16
29
43
57
61
64
68
60
53
46
40

Medium Clouds (% Sky Obscured)

100
100
99
98
98
98
99
100
100
100
100
100
100
100
98
97
98
80
63
50
52
51
51
63

High Clouds (% Sky Obscured)

100
100
83
64
46
64
82
100
100
100
100
100
100
100
100
100
100
81
71
70
75
77
76
65

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
6
2
3
7
9
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
14
24
44
62
95
95
95
95
95
95
76
50
28
26
21
14
17
20
23
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.7
1.3
1.4
1.3
1.5
1.5
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
10
12
13
15
17
19
21
23
24
26
28
17
16
19
19
19
20
19
19
19
18
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
4
3
3
3
2
2
3
2
2
7
6
7
7
7
7
7
7
6
5
5
4

Dew Point (°C)

1
1
2
2
3
5
6
7
8
9
9
10
10
10
10
10
9
9
8
7
7
7
7
6

Relative Humidity (%)

61
61
62
64
67
78
81
84
87
91
91
93
87
90
87
86
83
81
80
77
76
75
76
74

Pressure (mb)

1026
1026
1025
1025
1024
1023
1022
1021
1020
1018
1017
1015
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

270
264
266
267
266
264
264
265
268
268
269
271
274
275
279
285
292
299
300
302
304
301
299
296

Saturday 22

Waxing Crescent 5%

10:27

17:20

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:48, Set: 16:29, Transit: 12:08. Moon - Rise: 10:27, Set: 17:20. Civil Dark: 17:05 - 07:12. Nautical Dark: 17:45 - 06:31. Astro Dark: 18:24 - 05:53

Total Clouds (% Sky Obscured)

81
86
72
64
57
77
84
93
91
90
90
83
79
77
85
90
96
95
95
94
96
98
100
100

Low Clouds (% Sky Obscured)

37
28
27
32
37
41
41
43
51
59
66
63
60
56
54
54
53
57
60
63
66
68
71
74

Medium Clouds (% Sky Obscured)

66
69
59
45
31
43
65
86
81
77
70
52
34
17
23
33
39
30
16
16
17
14
25
37

High Clouds (% Sky Obscured)

36
14
16
9
0
0
0
0
0
0
0
0
0
0
0
0
0
7
18
24
42
66
98
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
7
5
5
4
3
5
7
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
29
26
28
26
28
31
36
56
68
76
70
63
55
44
39
41
34
32
34
32
33
38
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
16
17
17
17
18
19
20
21
23
25
25
26
28
27
25
24
23
22
21
20
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
71
71
71
71
71
73
76
80
80
81
81
78
74
72
73
73
73
72
72
71
71
71
71

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

292
288
284
285
285
286
285
284
283
282
281
280
279
278
277
276
275
275
273
271
270
267
265
262

Sunday 23

Waxing Crescent 10%

11:17

18:17

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: 07:50, Set: 16:28, Transit: 12:08. Moon - Rise: 11:17, Set: 18:17. Civil Dark: 17:04 - 07:13. Nautical Dark: 17:44 - 06:33. Astro Dark: 18:23 - 05:54

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
100
100
100
100
100
100
100
99
99
99
98
97
95
93

Low Clouds (% Sky Obscured)

70
54
44
35
35
35
35
37
47
48
56
62
71
80
81
80
80
79
78
77

Medium Clouds (% Sky Obscured)

48
55
53
50
52
76
84
99
100
100
100
97
94
91
92
94
97
88
78
69

High Clouds (% Sky Obscured)

100
100
100
100
99
99
100
100
100
100
100
77
53
35
35
35
50
50
46
49

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

36
35
31
30
30
26
23
25
36
45
53
51
49
50
45
42
42
47
50
57

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.2
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

17
16
14
14
13
12
11
10
8
7
6
5
3
2
4
6
8
9
12
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
68
67
68
68
69
71
69
70
69
69
69
72
73
76
77
78
78
81
82

Pressure (mb)

1014
1014
1014
1014
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009

Ozone (du)

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

Forecast for Marazion, Cornwall, United Kingdom (50.13,-5.46)

Generated: 17/11/25 09:30:17. Forecast: 17/11/25 to 23/11/25. Timezone: UTC+0.00