Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 24

Waxing Crescent 25%

12:24

20:35

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
20 Bad
21 Bad
22 OK

Sun - Rise: 07:51, Set: 16:23, Transit: 12:07. Moon - Rise: 12:24, Set: 20:35. Civil Dark: 17:00 - 07:14. Nautical Dark: 17:41 - 06:33. Astro Dark: 18:20 - 05:54

Total Clouds (% Sky Obscured)

57
60
53
60
57
69
75
59
59
67
81
66
69
67
71
75
70
68
53
52
59
48
51
47

Low Clouds (% Sky Obscured)

57
55
53
59
56
67
47
59
59
55
53
53
58
53
60
58
60
59
51
50
57
42
41
41

Medium Clouds (% Sky Obscured)

31
35
35
1
0
0
27
0
0
12
26
14
16
15
15
23
15
18
0
0
0
0
2
3

High Clouds (% Sky Obscured)

18
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
15
50
40
48
51
44

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

65
73
59
36
28
20
28
26
30
38
49
46
47
45
41
38
33
30
21
21
16
14
12
1

Precipitation Amount (mm)

0.8
0.9
0.3
0
0
0
0
0
0
0
0.3
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
8
14
13
14
13
14
12
11
11
13
12
12
12
12
11
10
8
7
6
5
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
75
74
73
68
63
61
64
65
70
70
70
68
69
70
69
73
74
78
76
76
76
78

Pressure (mb)

1010
1011
1011
1012
1013
1013
1014
1015
1015
1016
1017
1018
1019
1019
1019
1020
1020
1021
1021
1022
1022
1023
1023
1023

Ozone (du)

286
282
285
289
290
291
289
290
289
288
287
290
287
286
284
282
280
278
281
280
278
277
277
277

Tuesday 25

Waxing Crescent 34%

12:45

21:52

23 Bad
00 Bad
01 OK
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
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:52, Set: 16:22, Transit: 12:07. Moon - Rise: 12:45, Set: 21:52. Civil Dark: 16:59 - 07:15. Nautical Dark: 17:40 - 06:34. Astro Dark: 18:19 - 05:55

Total Clouds (% Sky Obscured)

60
53
41
61
100
100
100
100
100
100
100
100
100
100
100
99
100
100
93
95
100
100
100
100

Low Clouds (% Sky Obscured)

35
32
39
42
30
54
48
39
46
91
95
94
100
88
91
97
100
96
87
88
83
82
86
89

Medium Clouds (% Sky Obscured)

5
5
2
7
7
100
100
100
100
100
100
100
100
100
100
96
94
100
59
63
41
45
58
45

High Clouds (% Sky Obscured)

23
53
11
61
100
100
100
100
100
100
100
100
100
35
5
56
74
91
57
81
92
90
98
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
2
4
4
4
6
4
9
9
9
6
6

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

Precipitation Probability (%)

10
0
0
0
0
0
0
1
7
49
86
95
95
95
95
95
95
74
36
18
17
23
29
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.6
0.7
1.5
1.7
1.3
1.6
1.3
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
2
2
2
2
2
2
2
3
4
5
7
10
11
13
13
13
13
11
11
11
10
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
2
3
1
2
2
2
3
3
4
5
5
5
5
5
6
7
8
9
10
10
9
9

Dew Point (°C)

2
1
-1
0
0
0
1
1
1
2
3
5
7
8
9
9
10
10
11
11
12
11
11
11

Relative Humidity (%)

79
75
72
76
77
76
76
76
76
75
78
82
87
91
93
95
96
95
96
96
96
96
96
98

Pressure (mb)

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

Ozone (du)

275
275
275
272
271
270
269
269
269
267
266
267
266
265
264
265
264
265
264
264
264
263
262
262

Wednesday 26

Waxing Crescent 45%

13:02

No Set

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:54, Set: 16:21, Transit: 12:07. Moon - Rise: 13:02, Set: No Set. Civil Dark: 16:59 - 07:16. Nautical Dark: 17:39 - 06:36. Astro Dark: 18:19 - 05:56

Total Clouds (% Sky Obscured)

98
98
100
99
99
100
100
100
100
100
100
100
100
100
100
98
97
96
99
95
91
78
81
85

Low Clouds (% Sky Obscured)

88
80
100
77
85
99
100
100
100
83
93
82
92
87
89
82
87
93
96
74
49
28
34
39

Medium Clouds (% Sky Obscured)

38
47
82
97
95
84
66
88
79
82
84
94
84
95
96
93
49
1
44
35
33
32
33
30

High Clouds (% Sky Obscured)

89
85
56
75
76
84
100
98
99
100
100
100
100
100
100
76
68
33
73
56
42
27
41
61

ISS Passover

Visibility (miles)

8
7
8
9
9
4
6
9
7
7
9
9
9
9
9
3
4
3
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

17
6
6
19
38
14
8
5
5
6
5
5
6
38
83
58
22
40
34
11
8
6
4
2

Precipitation Amount (mm)

0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0.6
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
96
98
96
96
96
98
96
96
93
93
93
95
96
96
98
95
89
86
88
86
88

Pressure (mb)

1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1014
1013
1013
1013
1013
1013
1014
1015
1015
1016
1016

Ozone (du)

260
259
259
258
257
257
258
258
259
262
262
260
258
256
253
251
252
251
251
255
259
263
267
270

Thursday 27

Waxing Crescent 55%

13:16

23:10

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
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

Sun - Rise: 07:55, Set: 16:20, Transit: 12:08. Moon - Rise: 13:16, Set: 23:10. Civil Dark: 16:58 - 07:18. Nautical Dark: 17:39 - 06:37. Astro Dark: 18:18 - 05:58

Total Clouds (% Sky Obscured)

63
69
50
70
61
75
76
75
26
36
53
45
68
91
42
81
71
75
91
95
100
100
100
100

Low Clouds (% Sky Obscured)

44
48
50
57
53
50
44
40
26
36
39
26
34
53
35
72
59
34
30
39
52
56
57
62

Medium Clouds (% Sky Obscured)

34
22
12
0
0
0
0
0
2
0
10
17
20
17
16
14
18
62
52
67
99
100
100
100

High Clouds (% Sky Obscured)

48
48
25
45
29
40
25
50
0
0
15
27
34
69
14
6
6
14
60
71
93
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
8
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
Light Rain

Precipitation Probability (%)

2
1
3
5
15
4
4
3
4
3
13
12
19
21
21
18
18
16
7
22
31
49
68
84

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
0.5

Wind Speed/Direction (mph)

9
8
7
7
6
7
7
6
7
7
8
11
13
15
15
14
14
13
12
11
12
13
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
85
85
88
88
85
85
84
84
81
80
79
80
80
80
83
85
90
88
87
85
86
84

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013
1013
1012
1012
1011

Ozone (du)

268
267
267
267
268
271
273
274
276
279
279
280
284
286
287
285
287
288
288
289
290
291
292
292

Friday 28

First Quarter 66%

13:29

00:28

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 OK
18 OK
19 OK
20 OK
21 Bad
22 Bad

Sun - Rise: 07:57, Set: 16:20, Transit: 12:08. Moon - Rise: 13:29, Set: 00:28. Civil Dark: 16:57 - 07:19. Nautical Dark: 17:38 - 06:38. Astro Dark: 18:18 - 05:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
94
88
81
76
69
61
53
44
27
21
15
16
34
49

Low Clouds (% Sky Obscured)

76
87
92
97
98
98
100
97
93
84
72
61
49
55
59
61
53
44
27
21
15
16
34
33

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
93
28
11
5
3
1
5
9
13
10
6
0
16
32

High Clouds (% Sky Obscured)

100
100
100
100
98
100
100
77
43
15
15
15
25
25
28
27
23
10
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
6
8
6
5
5
1
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8

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
Light Rain
Light Rain
Light Rain
Light Rain
Moderate 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 (%)

95
95
95
95
95
95
95
95
95
76
56
42
34
42
26
24
28
24
19
17
19
28
29
35

Precipitation Amount (mm)

0.9
1
1.3
1.9
1.9
2.9
2.4
1.4
0.7
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
9
9
10
8
8
7
6
5
4
4
4
4
4
4
3
3
3
3
3
4

Relative Humidity (%)

83
83
81
83
88
90
93
90
87
81
78
76
70
68
69
70
72
73
74
74
75
76
76
78

Pressure (mb)

1010
1010
1009
1008
1007
1006
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1007
1008
1008
1009
1009
1010
1010

Ozone (du)

295
297
299
301
303
304
306
311
314
318
321
325
331
335
337
339
341
339
337
336
336
336
336
334

Saturday 29

Waxing Gibbous 77%

13:43

01:48

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:58, Set: 16:19, Transit: 12:09. Moon - Rise: 13:43, Set: 01:48. Civil Dark: 16:57 - 07:20. Nautical Dark: 17:38 - 06:39. Astro Dark: 18:17 - 06:00

Total Clouds (% Sky Obscured)

65
69
73
76
63
50
36
32
36
35
43
49
49
51
53
53
69
84
100
98
96
94
96
98

Low Clouds (% Sky Obscured)

32
37
45
52
51
47
36
32
36
35
43
49
49
51
53
53
54
54
55
52
49
46
43
38

Medium Clouds (% Sky Obscured)

48
50
54
62
50
36
21
15
8
1
1
0
0
0
0
0
8
10
15
14
13
16
23
39

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
24
47
71
62
51
41
59
80

ISS Passover

Visibility (miles)

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

44
37
34
35
34
33
36
34
27
20
18
10
1
3
4
0
0
0
0
1
1
0
4
5

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
5
4
4
4
4
4
4
4
4
5
4
5
9
8
8
8
8
8
4
4
4
4

Dew Point (°C)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
4
4
4
4
4

Relative Humidity (%)

81
81
81
81
81
82
82
82
82
82
81
77
73
68
70
74
77
79
84
85
86
88
88
86

Pressure (mb)

1010
1011
1011
1011
1012
1012
1012
1013
1013
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

333
331
336
341
346
346
345
345
340
334
329
324
319
314
311
308
306
303
301
299
297
295
293
289

Sunday 30

Waxing Gibbous 86%

13:58

03:12

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: 07:59, Set: 16:19, Transit: 12:09. Moon - Rise: 13:58, Set: 03:12. Civil Dark: 16:56 - 07:21. Nautical Dark: 17:38 - 06:40. Astro Dark: 18:17 - 06:01

Total Clouds (% Sky Obscured)

95
91
94
100
100
100
100
100
99
98
99
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

32
36
38
44
63
82
90
89
88
88
88
87
87
82
78
74
81
89
97

Medium Clouds (% Sky Obscured)

48
65
82
99
100
100
100
96
91
85
80
75
70
71
82
90
93
96
97

High Clouds (% Sky Obscured)

95
91
94
100
100
100
100
79
61
49
67
81
95
96
98
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
8
6
4
6
8
9
8
6
5
5
6
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

9
40
64
85
90
93
90
90
88
79
76
72
72
74
77
82
76
74
82

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
6
8
9
11
12
13
15
14
13
12
13
13
13
13
12
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
5
5
5
6
5
5
5
5
5
6
6
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

87
85
84
82
80
82
85
87
88
90
91
91
93
95
95
93
93
93
93

Pressure (mb)

1015
1015
1014
1014
1013
1012
1012
1011
1010
1010
1009
1009
1008
1008
1007
1007
1006
1006
1006

Ozone (du)

286
282
279
276
273
269
266
263
262
262
261
262
264
265
265
266
267
266
265

Forecast for Mawgan Porth, Cornwall, United Kingdom (50.46,-5.03)

Generated: 24/11/25 23:23:40. Forecast: 24/11/25 to 30/11/25. Timezone: UTC+0.00