Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Gibbous 82%

18:35

No Set

12 OK
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
10 Bad
11 Bad

Sun - Rise: 07:25, Set: 16:43, Transit: 12:03. Moon - Rise: 18:35, Set: No Set. Civil Dark: 17:18 - 06:50. Nautical Dark: 17:57 - 06:11. Astro Dark: 18:36 - 05:33

Total Clouds (% Sky Obscured)

34
36
44
55
100
100
98
97
95
92
80
94
75
89
80
69
100
95
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

24
36
44
51
43
42
38
38
36
41
33
30
28
23
33
25
33
61
60
83
80
69
68
61

Medium Clouds (% Sky Obscured)

11
36
15
51
40
96
86
94
95
54
57
75
29
41
68
69
78
87
69
66
100
100
61
60

High Clouds (% Sky Obscured)

0
0
7
55
97
100
98
85
83
0
0
0
13
8
48
14
81
73
90
100
100
100
100
98

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
5
8
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
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

14
23
24
10
8
1
1
0
0
3
2
1
0
0
0
1
9
35
40
83
95
95
95
64

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1.2
0.7
0.8
0

Wind Speed/Direction (mph)

7
9
10
10
8
6
5
5
6
7
7
8
10
11
11
13
14
15
16
17
17
18
18
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
75
80
86
91
93
93
93
93
93
93
95
95
95
95
95
93
95
93
90
92
92
92

Pressure (mb)

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

Ozone (du)

270
266
264
263
262
261
262
264
266
268
270
271
272
273
272
270
268
266
267
265
264
265
267
269

Sunday 9

Waning Gibbous 72%

19:52

12:36

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
10 Bad
11 Bad

Sun - Rise: 07:27, Set: 16:42, Transit: 12:04. Moon - Rise: 19:52, Set: 12:36. Civil Dark: 17:17 - 06:52. Nautical Dark: 17:56 - 06:12. Astro Dark: 18:34 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
97
52
57
90
99
93
82
94
100
100
100
96
90
88
80
80

Low Clouds (% Sky Obscured)

53
66
57
61
63
50
50
55
59
48
50
55
57
58
65
41
45
48
57
81
74
85
56
62

Medium Clouds (% Sky Obscured)

99
65
33
0
0
66
100
96
93
47
53
86
91
84
24
79
76
75
86
81
85
81
59
64

High Clouds (% Sky Obscured)

97
76
100
100
100
100
100
35
1
2
0
7
55
64
5
66
49
50
35
25
20
29
60
70

ISS Passover

Visibility (miles)

6
9
9
9
9
9
9
9
9
9
9
9
9
4
6
6
8
8
9
9
9
8
9
9

Fog (%)

0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
11
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

64
33
34
18
6
3
5
28
38
31
24
20
77
87
62
52
32
24
36
66
93
80
69
65

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
14
13
11
8
6
6
5
7
8
8
8
10
9
8
7
7
7
7
7
7
11
14

Chance of Frost

Temperature (°C)

14
14
15
14
14
13
12
11
12
12
12
12
11
11
11
11
11
11
11
11
11
11
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
92
92
93
93
96
93
93
92
93
95
93
93
93
93
90
90
90
90
90
87
83
81

Pressure (mb)

1010
1010
1009
1008
1008
1008
1008
1008
1008
1007
1007
1007
1006
1006
1006
1005
1005
1005
1004
1004
1004
1004
1004
1003

Ozone (du)

270
271
274
275
276
276
276
276
276
276
276
278
281
284
288
294
299
302
304
307
311
313
314
315

Monday 10

Waning Gibbous 61%

21:16

13:14

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
10 Bad
11 Bad

Sun - Rise: 07:29, Set: 16:40, Transit: 12:04. Moon - Rise: 21:16, Set: 13:14. Civil Dark: 17:16 - 06:53. Nautical Dark: 17:55 - 06:14. Astro Dark: 18:33 - 05:36

Total Clouds (% Sky Obscured)

87
74
67
77
36
61
62
100
95
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99

Low Clouds (% Sky Obscured)

72
72
67
49
36
42
21
28
71
4
22
16
33
77
80
74
67
61
64
69
72
65
60
54

Medium Clouds (% Sky Obscured)

48
20
28
30
3
0
1
99
61
100
99
100
90
94
100
100
100
100
98
93
86
81
72
50

High Clouds (% Sky Obscured)

69
27
3
40
10
61
62
96
86
100
100
100
100
100
100
100
100
100
92
83
77
69
82
96

ISS Passover

Visibility (miles)

7
7
8
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

56
67
58
27
18
1
0
0
0
4
4
12
42
60
65
76
59
33
36
24
29
14
13
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
15
15
13
10
8
6
6
7
8
10
12
14
16
18
20
20
20
21
22
22
23
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
9
8
8
8
8
8
7
7
7
9
10
10
10
11
11
12
12
12
12
12
12
12

Relative Humidity (%)

79
75
77
80
84
90
91
91
90
88
87
88
90
89
89
90
89
90
92
92
92
89
86
84

Pressure (mb)

1003
1003
1003
1004
1005
1005
1006
1006
1006
1006
1006
1005
1005
1005
1004
1003
1002
1002
1002
1001
1001
1001
1001
1001

Ozone (du)

312
309
311
309
310
310
313
311
309
309
304
300
299
296
295
295
293
288
284
283
280
277
278
277

Tuesday 11

Waning Gibbous 50%

22:39

13:39

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
10 Bad
11 Bad

Sun - Rise: 07:30, Set: 16:39, Transit: 12:04. Moon - Rise: 22:39, Set: 13:39. Civil Dark: 17:14 - 06:55. Nautical Dark: 17:54 - 06:15. Astro Dark: 18:32 - 05:37

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

55
55
56
50
44
41
49
57
64
72
79
86
88
88
89
85
80
74
72
72
72
71
71
68

Medium Clouds (% Sky Obscured)

29
65
58
70
87
98
99
99
100
100
100
100
100
100
100
100
100
100
89
100
100
100
100
100

High Clouds (% Sky Obscured)

97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
57
89

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

9
9
3
8
41
95
95
95
87
61
74
86
95
95
95
95
95
95
94
87
95
95
95
78

Precipitation Amount (mm)

0
0
0
0
0
0.9
0.9
0.9
0.7
0.2
0.3
0.5
0.7
0.6
0.7
0.7
0.9
0.8
0.7
0.5
0.9
0.8
1
0.2

Wind Speed/Direction (mph)

24
24
24
25
25
25
25
21
22
24
23
20
19
21
20
20
21
19
18
16
16
16
15
14

Chance of Frost

Temperature (°C)

15
15
15
15
15
15
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
82
79
76
79
90
95
93
89
93
95
93
90
90
90
89
84
90
93
96
95
96
93

Pressure (mb)

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

Ozone (du)

276
277
279
279
279
280
283
282
282
285
284
285
284
285
285
283
284
284
286
286
288
290
297
298

Wednesday 12

Third Quarter 39%

23:58

13:57

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
10 Bad
11 Bad

Sun - Rise: 07:32, Set: 16:37, Transit: 12:04. Moon - Rise: 23:58, Set: 13:57. Civil Dark: 17:13 - 06:56. Nautical Dark: 17:52 - 06:17. Astro Dark: 18:31 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
74
88
77
83
50
87
86
85
84
85
85
86
88
89
94
97
99
100
100
100
100

Low Clouds (% Sky Obscured)

75
75
54
44
41
35
42
48
49
60
65
68
64
56
49
36
22
9
24
45
68
76
81
86

Medium Clouds (% Sky Obscured)

93
87
83
55
9
56
44
13
68
74
74
70
82
85
86
88
89
94
97
98
100
100
100
100

High Clouds (% Sky Obscured)

72
100
82
54
47
28
31
7
20
18
17
25
32
43
54
69
60
57
65
80
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
95
53
51
51
53
48
37
12
31
30
20
30
35
38
53
65
76
81
89
88

Precipitation Amount (mm)

0.7
1.3
2.1
1.4
0.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.6
0.5

Wind Speed/Direction (mph)

13
14
15
16
16
16
16
16
17
18
16
14
13
11
11
10
9
8
8
10
12
13
13
13

Chance of Frost

Temperature (°C)

13
13
14
14
14
13
14
14
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
90
87
87
89
92
92
93
95
95
93
93
92
92
92
92
93
95
96
96
96
96
96
98

Pressure (mb)

997
997
997
997
997
998
998
998
999
999
999
1000
1000
1000
1000
1000
1000
1000
1000
999
999
999
998
997

Ozone (du)

302
305
307
307
306
306
306
305
304
303
301
303
302
302
302
302
301
301
301
299
298
297
295
294

Thursday 13

Waning Crescent 29%

01:13

14:12

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
10 Bad
11 Bad

Sun - Rise: 07:34, Set: 16:36, Transit: 12:04. Moon - Rise: 01:13, Set: 14:12. Civil Dark: 17:12 - 06:58. Nautical Dark: 17:51 - 06:18. Astro Dark: 18:30 - 05:40

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
99
99
100
100
100
100
99
99
99
100
100
100
100
87

Low Clouds (% Sky Obscured)

82
74
67
66
71
77
81
86
90
85
79
74
75
76
76
75
73
71
68
66
64
55
45
33

Medium Clouds (% Sky Obscured)

97
94
87
87
89
92
95
97
100
93
87
81
78
75
70
50
29
15
17
19
25
28
42
46

High Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
100
99
99
98
74
51
27
35
33
30
50
72
95
100
100
87

ISS Passover

Visibility (miles)

9
9
8
8
8
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

Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very 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 (%)

88
86
83
75
66
56
68
73
75
68
56
37
33
28
20
28
29
27
26
23
19
27
28
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
13
14
14
14
14
14
14
13
13
13
13
13
13
13
13
13
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
95
93
93
96
96
93
90
89
87
87
87
86
86
87
87
89
90
89
89
87
87
84

Pressure (mb)

997
996
996
995
995
995
995
995
995
995
994
994
994
993
993
993
993
993
993
994
994
994
994
995

Ozone (du)

293
292
292
291
291
292
292
293
295
296
298
299
301
304
307
310
312
314
317
317
318
319
321
324

Friday 14

Waning Crescent 21%

02:24

14:24

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: 07:35, Set: 16:35, Transit: 12:04. Moon - Rise: 02:24, Set: 14:24. Civil Dark: 17:11 - 06:59. Nautical Dark: 17:50 - 06:20. Astro Dark: 18:29 - 05:41

Total Clouds (% Sky Obscured)

75
79
91
93
96
100
96
92
89
92
95
98
95
92
90
83
75
67

Low Clouds (% Sky Obscured)

35
46
60
53
49
56
62
68
73
63
53
44
52
61
69
72
75
67

Medium Clouds (% Sky Obscured)

44
42
40
47
55
71
66
61
60
66
72
77
73
57
42
38
39
42

High Clouds (% Sky Obscured)

75
79
91
93
96
100
96
92
89
92
95
98
95
92
90
83
75
67

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

29
35
42
40
39
44
40
33
22
42
47
49
43
37
31
31
28
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
11
9
8
7
7
6
6
7
7
7
7
7
7
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
86
86
89
92
93
95
93
93
93
95
95
95
95
93
93
93

Pressure (mb)

995
995
995
995
995
995
996
996
997
997
997
998
998
998
998
999
999
999

Ozone (du)

326
328
330
331
329
327
324
324
324
324
321
318
315
312
310
308
302
297

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

Generated: 08/11/25 12:57:04. Forecast: 08/11/25 to 14/11/25. Timezone: UTC+0.00