Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 6

Waning Crescent 28%

01:27

17:51

07 Good
08 Good
09 Good
10 Good
11 Good
12 Bad
13 OK
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

Sun - Rise: 06:44, Set: 19:53, Transit: 13:18. Moon - Rise: 01:27, Set: 17:51. Civil Dark: 20:27 - 06:11. Nautical Dark: 21:07 - 05:30. Astro Dark: 21:51 - 04:47

Total Clouds (% Sky Obscured)

10
10
2
13
0
45
18
50
100
100
100
100
99
99
100
100
100
89
76
92
74
89
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
2
13
15
26
35
22
63
51
50
47
62
55
89
78
62

Medium Clouds (% Sky Obscured)

2
0
2
7
0
0
0
3
12
0
40
27
94
92
92
98
100
78
13
23
16
0
0
0

High Clouds (% Sky Obscured)

10
0
0
0
0
45
18
46
100
100
79
100
91
71
100
100
100
23
30
30
0
4
91
81

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
6
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 (%)

0
2
0
0
1
10
1
1
4
0
0
0
0
7
7
26
40
11
3
30
33
17
3
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
13
13
14
13
13
13
12
11
9
9
7
5
5
4
6
6
7
8
8
9
11
12

Chance of Frost

Temperature (°C)

15
17
18
19
20
21
22
22
22
22
21
21
20
18
18
17
17
18
18
17
17
17
17
16

Feels Like (°C)

12
14
17
18
19
20
20
20
19
20
20
19
19
18
18
18
18
18
18
17
17
17
16
14

Dew Point (°C)

12
13
14
14
13
13
12
12
13
14
15
15
16
16
17
17
17
17
17
17
17
16
16
15

Relative Humidity (%)

78
77
76
69
64
59
53
54
56
61
66
71
78
89
93
95
96
96
96
98
98
96
93
93

Pressure (mb)

1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018

Ozone (du)

296
297
298
298
298
296
294
294
296
296
298
299
301
302
304
305
306
308
308
310
310
309
306
303

Monday 7

Waning Crescent 18%

02:54

18:25

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:45, Set: 19:51, Transit: 13:17. Moon - Rise: 02:54, Set: 18:25. Civil Dark: 20:24 - 06:12. Nautical Dark: 21:05 - 05:32. Astro Dark: 21:48 - 04:49

Total Clouds (% Sky Obscured)

100
96
98
100
92
100
99
99
97
99
99
100
100
100
100
100
100
100
100
100
100
56
38
55

Low Clouds (% Sky Obscured)

51
50
73
59
35
44
47
26
30
36
53
34
35
48
79
76
75
74
73
82
79
56
38
55

Medium Clouds (% Sky Obscured)

0
0
12
8
7
90
92
79
96
99
99
96
100
100
100
100
100
100
100
100
100
56
38
55

High Clouds (% Sky Obscured)

98
90
86
100
71
100
96
99
90
84
83
100
100
100
100
100
100
100
100
100
35
35
35
35

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

1
3
8
11
0
1
7
1
3
3
8
9
24
41
58
85
68
79
95
95
71
68
50
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0
0.4
0.8
1.4
0.3
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
76
63
59
57
57
55
56
57
60
64
67
69
73
77
86
92
93
95
96
95
95
95

Pressure (mb)

1019
1019
1020
1020
1020
1019
1020
1020
1019
1019
1018
1018
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1014
1013

Ozone (du)

301
300
299
299
299
300
299
300
299
297
297
297
296
295
295
295
293
293
293
294
294
297
297
300

Tuesday 8

Waning Crescent 9%

04:22

18:49

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:47, Set: 19:49, Transit: 13:17. Moon - Rise: 04:22, Set: 18:49. Civil Dark: 20:22 - 06:14. Nautical Dark: 21:02 - 05:34. Astro Dark: 21:45 - 04:51

Total Clouds (% Sky Obscured)

75
91
62
42
59
68
75
76
58
37
72
65
66
62
60
55
49
74
66
76
85
82
80
77

Low Clouds (% Sky Obscured)

61
73
55
42
45
44
48
62
58
35
35
40
39
36
38
22
42
71
43
63
82
81
78
72

Medium Clouds (% Sky Obscured)

46
19
0
0
3
5
9
5
0
0
0
0
0
2
4
5
0
10
9
9
6
6
4
4

High Clouds (% Sky Obscured)

35
35
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
9
6
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
20
13
16
4
14
30
43
37
21
13
22
29
37
31
31
27
25
23
21
21
24
24
34

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
15
16
17
17
17
17
17
17
16
16
15
14
13
13
13
13
13
13
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
87
79
67
56
56
58
56
55
56
59
63
66
70
76
76
74
74
76
76
77
71
68
74

Pressure (mb)

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

Ozone (du)

306
309
314
317
323
328
329
331
333
336
334
338
344
345
340
338
335
335
334
333
333
335
334
335

Wednesday 9

Waning Crescent 4%

05:47

19:07

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:48, Set: 19:47, Transit: 13:17. Moon - Rise: 05:47, Set: 19:07. Civil Dark: 20:20 - 06:15. Nautical Dark: 21:00 - 05:36. Astro Dark: 21:42 - 04:53

Total Clouds (% Sky Obscured)

79
80
82
80
79
76
83
85
100
100
100
100
100
100
100
98
96
95
89
84
79
85
92
100

Low Clouds (% Sky Obscured)

75
76
81
79
77
73
65
50
30
40
62
73
74
77
64
70
34
22
22
60
65
74
86
100

Medium Clouds (% Sky Obscured)

3
2
0
0
0
0
3
5
9
19
15
15
57
100
100
98
96
95
89
84
79
78
92
26

High Clouds (% Sky Obscured)

0
0
0
1
1
2
24
52
99
100
100
100
100
100
100
78
53
32
21
0
0
2
3
5

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
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

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 (%)

33
26
25
27
22
24
19
19
8
8
9
16
18
23
25
32
32
33
38
19
28
21
43
41

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
11
12
13
13
13
13
13
12
11
10
9
7
5
5
5
5
6
6
6
5
4
4

Chance of Frost

Temperature (°C)

13
14
15
16
16
17
18
18
18
17
17
16
16
15
14
14
14
14
13
13
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
74
72
66
64
57
53
50
56
63
65
65
71
78
82
82
86
86
87
89
90
90
90

Pressure (mb)

1017
1017
1018
1018
1018
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1016

Ozone (du)

337
336
334
331
328
325
323
320
317
313
309
306
304
305
305
306
308
308
311
313
314
314
313
314

Thursday 10

Waning Crescent 1%

No Rise

19:22

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:50, Set: 19:44, Transit: 13:16. Moon - Rise: No Rise, Set: 19:22. Civil Dark: 20:17 - 06:17. Nautical Dark: 20:57 - 05:37. Astro Dark: 21:40 - 04:55

Total Clouds (% Sky Obscured)

99
97
96
97
98
100
100
100
100
100
100
100
100
100
100
100
99
99
98
96
95
94
94
94

Low Clouds (% Sky Obscured)

98
97
95
96
98
100
98
95
89
92
86
89
78
80
77
71
65
59
60
61
62
67
72
77

Medium Clouds (% Sky Obscured)

5
0
0
0
0
0
0
3
7
11
8
50
67
81
97
92
85
79
78
77
76
72
67
63

High Clouds (% Sky Obscured)

7
9
11
34
59
100
100
100
100
100
100
100
100
100
100
97
93
89
65
42
15
14
8
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
7
7
7
7
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

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 (%)

25
11
18
8
14
6
6
20
22
24
27
41
39
41
41
39
38
39
33
31
31
28
28
32

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)

4
5
6
8
10
11
13
12
13
13
11
11
11
10
10
10
10
10
10
10
10
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
80
74
76
71
71
72
71
76
82
82
90
92
93
95
96
96
96
96
95
95
95
95

Pressure (mb)

1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

314
312
307
303
300
298
295
293
291
288
287
284
284
284
284
284
284
284
283
283
283
283
284
285

Friday 11

New Moon 0%

07:08

19:36

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:52, Set: 19:42, Transit: 13:16. Moon - Rise: 07:08, Set: 19:36. Civil Dark: 20:15 - 06:19. Nautical Dark: 20:55 - 05:39. Astro Dark: 21:37 - 04:57

Total Clouds (% Sky Obscured)

78
64
52
62
71
78
81
87
90
85
81
75
81
85
90
78
67
55
67
79
92
82
67
47

Low Clouds (% Sky Obscured)

61
45
31
39
49
57
65
72
78
62
45
30
24
18
11
11
11
9
10
14
13
11
8
5

Medium Clouds (% Sky Obscured)

46
29
16
15
8
5
2
2
2
1
0
0
0
0
0
0
0
0
12
24
38
31
21
15

High Clouds (% Sky Obscured)

2
2
4
18
33
51
59
67
74
73
78
75
81
85
90
72
54
38
42
43
50
48
37
25

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 (%)

36
38
38
33
30
19
20
18
16
16
12
17
8
6
0
2
1
0
0
2
10
2
0
0

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)

7
7
7
6
7
8
10
11
11
12
11
11
10
8
6
4
4
3
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

17
17
18
18
19
20
21
21
21
21
20
19
18
17
16
15
15
14
13
13
13
12
12
12

Feels Like (°C)

16
16
16
17
18
18
19
23
22
21
21
21
21
17
17
17
17
16
15
13
13
13
13
12

Dew Point (°C)

16
15
15
15
15
15
15
15
15
15
15
15
15
15
14
14
14
13
12
11
11
10
10
11

Relative Humidity (%)

95
89
83
80
75
71
68
69
69
71
75
80
83
86
89
92
92
90
89
87
87
87
87
89

Pressure (mb)

1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1018
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

286
286
286
286
286
286
287
286
286
285
287
288
290
289
288
287
287
286
286
286
285
285
285
286

Saturday 12

Waxing Crescent 2%

08:28

19:49

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
23 Bad
00 Bad

Sun - Rise: 06:53, Set: 19:40, Transit: 13:16. Moon - Rise: 08:28, Set: 19:49. Civil Dark: 20:13 - 06:20. Nautical Dark: 20:52 - 05:41. Astro Dark: 21:34 - 04:59

Total Clouds (% Sky Obscured)

51
61
68
58
52
48
62
75
86
88
92
95
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

4
4
3
7
11
20
33
45
58
66
74
82
86
92
99
99
99
99

Medium Clouds (% Sky Obscured)

13
11
5
4
4
3
4
4
5
5
5
5
5
5
5
4
2
1

High Clouds (% Sky Obscured)

31
36
36
44
52
48
62
75
86
85
83
84
86
88
88
91
93
95

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6

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

Precipitation Probability (%)

0
1
3
4
5
8
35
49
60
70
77
86
79
90
95
78
59
39

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.5
0.4
0.7
0.7
0.4
0.2
0

Wind Speed/Direction (mph)

2
3
4
6
7
8
9
9
10
11
11
12
13
13
13
13
12
12

Chance of Frost

Temperature (°C)

12
14
16
18
19
20
20
20
21
20
20
20
19
19
19
18
18
18

Feels Like (°C)

12
14
15
15
16
16
16
22
21
20
20
21
21
17
18
18
18
17

Dew Point (°C)

11
12
13
14
13
12
12
13
14
14
15
15
16
17
17
17
18
17

Relative Humidity (%)

90
83
78
73
68
62
59
61
64
66
71
76
82
86
90
93
95
95

Pressure (mb)

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

Ozone (du)

286
287
287
288
288
289
290
291
293
295
295
294
294
293
291
289
288
287

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

Generated: 06/09/26 07:13:35. Forecast: 06/09/26 to 12/09/26. Timezone: UTC+1.00