Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

Waning Crescent 9%

04:22

17:16

22 OK
23 OK
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

Sun - Rise: 07:48, Set: 18:21, Transit: 13:05. Moon - Rise: 04:22, Set: 17:16. Civil Dark: 18:54 - 07:15. Nautical Dark: 19:32 - 06:37. Astro Dark: 20:10 - 06:00

Total Clouds (% Sky Obscured)

21
39
53
63
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

21
39
53
49
48
13
27
39
40
32
31
40
41
42
47
49
44
37
47
36
29
28
34
67

Medium Clouds (% Sky Obscured)

0
0
53
48
72
27
100
100
100
100
100
100
100
100
96
99
96
100
100
100
100
100
97
94

High Clouds (% Sky Obscured)

21
39
53
63
100
100
100
100
100
100
100
100
100
100
100
100
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
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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
20
38
40
42
35
41
59
73

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
0.3

Wind Speed/Direction (mph)

15
15
15
14
15
15
15
15
16
16
17
17
18
19
19
19
18
18
18
16
16
18
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
9
10
10
10
10
9
9
9
9
9
9
9
9
8
8
8
8
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

80
82
83
84
86
87
86
84
84
82
80
79
78
78
78
75
75
78
79
77
79
77
77
80

Pressure (mb)

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

Ozone (du)

285
286
286
287
287
286
284
282
278
275
274
272
273
272
272
273
275
274
277
278
277
276
276
277

Saturday 18

Waning Crescent 4%

05:33

17:27

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:50, Set: 18:19, Transit: 13:04. Moon - Rise: 05:33, Set: 17:27. Civil Dark: 18:52 - 07:17. Nautical Dark: 19:30 - 06:39. Astro Dark: 20:08 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
99
100
100
100
100
100
100
100
100
100
89
90
60
43
34
93
69
71
83
75
90

Low Clouds (% Sky Obscured)

78
66
89
86
100
74
88
91
86
100
99
100
92
80
81
57
43
34
62
48
66
71
51
63

Medium Clouds (% Sky Obscured)

99
63
92
60
68
86
99
100
100
99
98
95
56
20
15
3
0
0
62
36
7
34
47
75

High Clouds (% Sky Obscured)

100
100
100
77
94
97
100
100
100
100
100
100
100
39
30
6
0
0
0
0
21
26
3
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
4
3
6
4
2
2
1
9
9
9
9
9
9
9
7
9
9
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

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

Precipitation Probability (%)

59
44
45
77
58
89
95
95
95
95
95
95
85
30
16
3
4
23
29
58
56
29
45
55

Precipitation Amount (mm)

0
0
0
0.4
0
0.4
0.8
1.8
1.3
0.7
1
0.9
0.3
0
0
0
0
0
0
0.2
0.3
0
0
0

Wind Speed/Direction (mph)

20
20
19
18
18
18
20
20
22
20
20
19
16
12
11
12
13
14
15
13
14
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
7
8
9
9
10
10
11
10
11
12
12
13
14
14
13
15
14
13
12
11
11
11
11

Dew Point (°C)

9
9
9
10
13
13
14
15
15
15
15
15
15
14
14
12
11
11
11
11
12
12
12
12

Relative Humidity (%)

74
75
76
82
92
93
95
96
96
98
96
96
96
93
90
74
69
72
74
79
86
90
90
92

Pressure (mb)

1011
1010
1009
1008
1007
1005
1004
1002
1001
1000
999
998
998
998
998
997
997
996
996
995
995
995
994
994

Ozone (du)

277
278
279
279
276
276
278
279
280
280
280
282
283
287
290
293
294
296
302
303
307
306
307
304

Sunday 19

Waning Crescent 1%

06:44

17:38

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:52, Set: 18:17, Transit: 13:04. Moon - Rise: 06:44, Set: 17:38. Civil Dark: 18:50 - 07:18. Nautical Dark: 19:28 - 06:41. Astro Dark: 20:06 - 06:03

Total Clouds (% Sky Obscured)

100
82
93
100
100
100
100
100
100
100
95
87
66
87
81
88
93
89
60
59
60
62
63
61

Low Clouds (% Sky Obscured)

68
60
63
58
79
60
68
68
75
82
86
57
61
66
75
82
75
69
50
53
56
57
55
56

Medium Clouds (% Sky Obscured)

100
63
77
100
100
100
80
90
60
44
45
60
27
70
20
3
24
26
11
24
23
21
27
33

High Clouds (% Sky Obscured)

0
0
0
30
92
100
100
100
54
83
34
35
5
1
0
0
0
14
1
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

65
43
51
95
95
95
95
95
95
94
90
74
67
65
67
53
54
56
45
40
41
50
57
44

Precipitation Amount (mm)

0.3
0
0
1
1.4
1.8
0.9
0.9
0.9
0.5
0.6
0.4
0.4
0.4
0.4
0.2
0.3
0.3
0.2
0
0.2
0.3
0.4
0.2

Wind Speed/Direction (mph)

15
16
16
16
18
20
20
21
20
21
20
22
24
25
24
25
25
25
23
21
19
17
17
16

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
13
13
13
13
13
13
14
14
14
14
14
13
14
13
13
13
13
12

Feels Like (°C)

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

Dew Point (°C)

11
12
11
11
11
12
12
12
12
12
12
12
12
12
12
11
12
11
11
11
11
11
11
11

Relative Humidity (%)

90
90
90
89
90
93
93
90
90
90
92
92
87
86
86
83
87
86
84
83
86
89
90
92

Pressure (mb)

993
993
992
991
990
989
987
986
985
983
982
982
983
984
986
987
988
989
990
991
992
993
993
993

Ozone (du)

304
306
308
311
315
316
316
315
314
316
315
314
312
313
311
311
307
304
305
302
300
299
297
295

Monday 20

Waning Crescent 0%

07:55

17:51

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:53, Set: 18:15, Transit: 13:04. Moon - Rise: 07:55, Set: 17:51. Civil Dark: 18:48 - 07:20. Nautical Dark: 19:26 - 06:42. Astro Dark: 20:04 - 06:04

Total Clouds (% Sky Obscured)

61
71
89
91
81
68
70
73
65
80
93
92
89
84
56
84
86
83
84
86
86
90
95
100

Low Clouds (% Sky Obscured)

60
62
63
66
68
68
70
71
65
70
73
74
74
75
56
77
77
73
66
68
69
67
68
69

Medium Clouds (% Sky Obscured)

35
34
41
36
35
31
29
28
26
24
24
17
10
4
0
0
0
0
0
0
0
6
14
21

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
16
18
46
65
3
14
24
43

ISS Passover

Visibility (miles)

9
7
6
9
9
9
9
7
9
9
9
9
9
7
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
Very Light Rain
Very Light Rain
None
None
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

41
52
46
36
45
61
58
45
33
33
40
51
46
42
35
26
21
8
10
10
9
8
6
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
15
15
14
13
13
14
14
14
14
14
14
15
16
17
16
16
15
14
12
10
8
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
9
10
10
10
9
9
9
9
10
9
10
10
10
9
8
9
9
8
8
9
8

Dew Point (°C)

11
11
11
10
11
11
11
11
11
11
10
11
11
11
10
10
9
9
9
8
8
7
7
6

Relative Humidity (%)

92
92
93
86
89
92
89
92
92
90
89
87
86
83
79
75
72
74
74
75
76
75
75
73

Pressure (mb)

994
994
994
994
994
994
994
995
995
996
996
997
997
998
999
999
1000
1000
1001
1001
1002
1002
1003
1003

Ozone (du)

295
295
296
295
293
292
294
293
292
289
285
285
284
282
283
284
285
285
285
286
286
285
284
282

Tuesday 21

New Moon 1%

09:07

18:06

22 OK
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

Sun - Rise: 07:55, Set: 18:13, Transit: 13:04. Moon - Rise: 09:07, Set: 18:06. Civil Dark: 18:46 - 07:22. Nautical Dark: 19:24 - 06:44. Astro Dark: 20:02 - 06:06

Total Clouds (% Sky Obscured)

43
88
100
99
100
100
100
100
100
90
100
100
98
96
94
96
98
100
100
100
100
97
95
92

Low Clouds (% Sky Obscured)

35
24
22
22
21
18
22
25
29
45
74
94
91
80
71
76
83
90
91
91
92
93
90
83

Medium Clouds (% Sky Obscured)

24
27
26
41
37
39
92
78
93
58
64
38
72
73
64
69
68
65
52
40
28
24
21
34

High Clouds (% Sky Obscured)

43
88
94
95
97
100
100
100
100
75
63
45
46
48
55
69
81
87
76
72
69
82
92
92

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
2
4
5
6
7
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

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

Precipitation Probability (%)

7
13
12
12
16
8
23
29
32
58
72
82
69
58
51
87
86
84
86
90
90
88
83
75

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
4
4
4
5
6
7
9
11
13
15
18
16
16
18
18
17
19
19
20
21
20
20

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
11
11
11
12
12
13
13
14
15
15
15
15
15
15
15
15
14

Feels Like (°C)

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

Dew Point (°C)

7
7
8
8
8
9
9
9
10
10
10
10
11
12
13
14
14
15
15
15
15
15
14
13

Relative Humidity (%)

78
85
87
90
90
90
90
91
90
90
90
86
87
92
93
96
96
98
98
98
98
98
95
93

Pressure (mb)

1003
1003
1003
1003
1002
1002
1001
1001
1000
999
998
997
997
996
995
994
992
991
990
989
988
987
987
986

Ozone (du)

282
284
285
284
284
283
283
282
282
282
284
287
287
288
288
291
291
291
290
290
291
291
296
301

Wednesday 22

Waxing Crescent 4%

10:19

18:26

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:57, Set: 18:11, Transit: 13:04. Moon - Rise: 10:19, Set: 18:26. Civil Dark: 18:44 - 07:23. Nautical Dark: 19:23 - 06:45. Astro Dark: 20:00 - 06:07

Total Clouds (% Sky Obscured)

88
84
80
79
78
76
76
77
76
83
90
96
92
92
91
89
88
85
90
95
99
97
95
92

Low Clouds (% Sky Obscured)

73
65
58
60
62
61
62
67
72
66
61
55
55
55
55
59
64
69
72
75
78
74
71
68

Medium Clouds (% Sky Obscured)

44
34
24
25
23
14
9
8
9
10
11
16
37
47
54
46
39
29
42
57
76
83
90
92

High Clouds (% Sky Obscured)

69
38
7
5
4
0
1
2
3
3
2
1
17
38
54
36
18
0
0
1
1
4
4
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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

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

Precipitation Probability (%)

60
50
53
55
55
58
51
60
74
66
60
59
61
62
67
54
47
60
61
63
72
72
66
60

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

22
22
22
23
22
22
23
24
25
27
27
28
29
32
35
38
37
37
37
36
34
33
32
31

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
13
13
13
12
10
9
8
7
5
5
5
5
6
6
7
7
7
7
7
8
8
9
9

Relative Humidity (%)

90
90
90
90
89
87
86
81
77
72
71
68
67
67
67
67
69
69
69
71
73
77
80
83

Pressure (mb)

986
986
986
985
986
986
987
987
987
988
988
988
988
988
987
987
987
986
986
987
987
988
989
990

Ozone (du)

306
303
300
297
296
294
293
294
295
297
298
300
302
304
306
308
308
308
308
308
309
309
310
311

Thursday 23

Waxing Crescent 9%

11:30

18:53

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:58, Set: 18:09, Transit: 13:04. Moon - Rise: 11:30, Set: 18:53. Civil Dark: 18:43 - 07:25. Nautical Dark: 19:21 - 06:47. Astro Dark: 19:59 - 06:09

Total Clouds (% Sky Obscured)

85
78
75
80
82
82
84
88
93
96
96
92
90
91
91
94
97
100
98
97
97

Low Clouds (% Sky Obscured)

69
71
75
80
81
79
79
73
59
56
53
53
56
60
63
64
65
66
62
57
53

Medium Clouds (% Sky Obscured)

85
70
55
45
35
25
35
49
75
76
72
64
50
36
23
40
52
67
74
84
88

High Clouds (% Sky Obscured)

0
0
1
1
1
0
0
1
1
3
6
11
12
12
12
28
50
70
47
23
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

49
51
56
50
44
42
47
53
60
51
47
47
46
48
54
42
48
56
51
50
51

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

30
29
28
27
27
26
26
24
24
23
22
22
22
22
21
21
20
18
17
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
84
84
84
84
84
84
85
85
84
84
83
81
78
76
73
74
74
76
77
77

Pressure (mb)

991
992
993
994
995
995
996
997
997
998
999
1000
1001
1002
1002
1003
1003
1004
1004
1004
1005

Ozone (du)

312
313
313
313
313
312
312
311
310
309
308
307
305
304
303
302
305
308
311
311
310

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

Generated: 17/10/25 22:35:56. Forecast: 17/10/25 to 23/10/25. Timezone: UTC+1.00