Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 7

Waning Crescent 37%

00:13

16:53

05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 OK
12 OK
13 Good
14 Good
15 Good
16 Good
17 Good
18 OK
19 OK
20 Good
21 OK
22 Bad
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK

Sun - Rise: 05:57, Set: 20:54, Transit: 13:25. Moon - Rise: 00:13, Set: 16:53. Civil Dark: 21:31 - 05:19. Nautical Dark: 22:20 - 04:32. Astro Dark: 23:21 - 03:32

Total Clouds (% Sky Obscured)

70
69
55
51
26
32
36
21
10
6
11
13
16
23
28
9
25
53
20
25
25
30
35
44

Low Clouds (% Sky Obscured)

51
41
42
37
26
32
33
21
8
5
11
13
13
17
18
4
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

20
0
0
0
0
0
0
0
0
0
0
0
2
3
3
2
0
23
1
1
25
30
35
44

High Clouds (% Sky Obscured)

0
0
0
0
3
3
7
3
3
2
0
0
2
6
11
3
25
40
20
25
25
30
35
44

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 (%)

2
0
1
5
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
13
15
18
19
19
21
22
23
22
21
21
20
19
17
15
14
12
11
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

86
84
83
71
61
52
48
47
46
45
46
47
49
50
56
65
82
86
87
87
87
83
75
73

Pressure (mb)

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

Ozone (du)

338
334
332
331
330
329
328
327
327
329
333
334
331
326
320
318
318
320
320
321
322
323
324
323

Saturday 8

Waning Crescent 25%

01:09

18:10

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 Bad
21 OK
22 OK
23 Bad
00 OK
01 OK
02 OK
03 Bad
04 OK

Sun - Rise: 05:59, Set: 20:52, Transit: 13:25. Moon - Rise: 01:09, Set: 18:10. Civil Dark: 21:29 - 05:21. Nautical Dark: 22:18 - 04:34. Astro Dark: 23:18 - 03:35

Total Clouds (% Sky Obscured)

54
98
100
100
100
99
67
50
97
85
67
67
36
42
41
56
44
48
49
28
34
34
51
38

Low Clouds (% Sky Obscured)

0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

54
75
65
92
89
99
67
50
56
53
34
24
19
19
23
33
28
30
28
19
23
21
47
26

High Clouds (% Sky Obscured)

54
96
100
100
100
91
61
50
80
60
35
44
2
2
3
2
1
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
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 (%)

0
0
0
0
0
0
0
0
1
0
24
1
0
0
0
0
0
0
0
0
0
0
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)

4
5
6
9
10
9
10
11
11
10
10
9
8
7
5
3
3
3
4
3
3
2
3
2

Chance of Frost

Temperature (°C)

12
12
14
17
18
19
20
21
22
22
22
22
22
21
21
19
18
17
16
16
16
16
15
15

Feels Like (°C)

10
11
12
15
16
17
18
18
19
19
20
21
21
21
21
21
19
18
17
18
17
17
15
14

Dew Point (°C)

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

Relative Humidity (%)

71
73
75
71
72
68
56
51
46
43
41
42
42
42
45
58
74
79
81
82
78
75
74
71

Pressure (mb)

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

Ozone (du)

324
325
327
329
330
330
331
332
333
335
336
335
333
331
329
330
331
331
329
327
326
325
325
324

Sunday 9

Waning Crescent 15%

02:23

19:10

05 Bad
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:00, Set: 20:50, Transit: 13:25. Moon - Rise: 02:23, Set: 19:10. Civil Dark: 21:28 - 05:23. Nautical Dark: 22:16 - 04:36. Astro Dark: 23:15 - 03:38

Total Clouds (% Sky Obscured)

51
41
57
63
73
71
46
47
47
76
93
100
90
92
70
64
44
48
52
31
37
48
56
54

Low Clouds (% Sky Obscured)

11
14
40
56
50
46
46
47
39
60
46
41
44
45
35
32
39
43
46
31
37
48
56
54

Medium Clouds (% Sky Obscured)

29
23
26
24
19
11
0
2
4
22
25
0
0
0
0
2
0
4
5
0
3
7
10
9

High Clouds (% Sky Obscured)

0
0
5
11
72
54
5
2
2
5
93
100
69
77
30
20
1
1
0
1
1
2
2
2

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 (%)

0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
1
1
2

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)

3
4
5
5
7
8
8
8
8
8
10
12
13
13
13
11
9
8
8
8
7
6
6
5

Chance of Frost

Temperature (°C)

15
14
14
17
20
21
22
23
24
24
24
24
22
21
20
19
17
17
17
17
17
16
16
15

Feels Like (°C)

15
14
14
17
20
21
21
23
23
24
24
22
18
18
17
17
16
17
18
18
18
17
17
17

Dew Point (°C)

9
8
8
8
9
7
7
8
8
8
9
8
8
10
12
14
16
16
16
16
16
15
14
14

Relative Humidity (%)

68
64
63
55
48
40
37
37
36
35
36
37
41
47
59
73
89
93
95
96
95
90
90
90

Pressure (mb)

1015
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018

Ozone (du)

323
322
323
322
321
321
319
318
318
319
318
317
318
317
317
315
314
313
313
313
312
311
311
310

Monday 10

Waning Crescent 8%

03:50

19:54

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 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK

Sun - Rise: 06:01, Set: 20:48, Transit: 13:25. Moon - Rise: 03:50, Set: 19:54. Civil Dark: 21:26 - 05:24. Nautical Dark: 22:13 - 04:39. Astro Dark: 23:12 - 03:41

Total Clouds (% Sky Obscured)

55
51
51
48
49
53
55
56
62
72
79
84
90
100
82
63
45
56
66
73
65
61
54
41

Low Clouds (% Sky Obscured)

55
51
51
48
49
50
46
45
37
31
24
17
8
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

8
7
5
2
0
0
0
0
1
1
2
1
1
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
2
0
0
5
10
16
28
38
51
65
75
85
78
60
43
53
63
73
65
61
54
41

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 (%)

3
3
7
6
4
3
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
19
21
23
24
25
26
26
26
25
24
24
23
21
19
18
17
17
17
17
18
16

Dew Point (°C)

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

Relative Humidity (%)

92
92
90
78
62
49
44
43
46
47
46
45
45
47
54
61
81
83
83
82
79
72
70
72

Pressure (mb)

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

Ozone (du)

310
309
309
310
310
310
311
311
310
310
311
311
311
310
310
311
311
312
312
312
314
315
316
315

Tuesday 11

Waning Crescent 2%

No Rise

20:24

05 OK
06 Good
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 OK
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good

Sun - Rise: 06:03, Set: 20:47, Transit: 13:25. Moon - Rise: No Rise, Set: 20:24. Civil Dark: 21:24 - 05:26. Nautical Dark: 22:11 - 04:41. Astro Dark: 23:08 - 03:44

Total Clouds (% Sky Obscured)

29
16
39
67
86
78
67
59
71
85
100
100
100
100
22
9
0
6
11
18
12
8
4
16

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
9
0
6
11
6
4
2
0
0

High Clouds (% Sky Obscured)

29
15
35
67
80
78
67
59
71
85
100
100
99
100
15
9
0
6
11
18
12
8
4
16

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 (%)

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 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
9
10
12
15
16
17
17
18
17
17
16
15
14
13
9
7
5
6
6
7
7
6
6

Chance of Frost

Temperature (°C)

16
17
17
19
20
21
22
22
23
23
23
22
22
22
21
20
19
18
18
18
17
17
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
82
90
84
77
69
65
61
61
58
58
59
58
58
60
64
68
72
76
78
82
82
81
81

Pressure (mb)

1020
1020
1020
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

316
316
315
315
316
317
315
314
314
314
313
312
312
311
311
311
311
310
310
309
309
309
309
310

Wednesday 12

New Moon 0%

05:21

20:46

05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:04, Set: 20:45, Transit: 13:25. Moon - Rise: 05:21, Set: 20:46. Civil Dark: 21:21 - 05:28. Nautical Dark: 22:09 - 04:43. Astro Dark: 23:05 - 03:47

Total Clouds (% Sky Obscured)

26
37
38
39
40
42
43
43
59
77
96
90
88
82
61
39
16
42
69
95
90
81
72
67

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
7
15
22
20
18
16
22
29
36
50
58
62
66

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
11
23
17
11
4
8
12
13
9
4
0
3
6
9
7
4
2
0

High Clouds (% Sky Obscured)

25
33
38
39
40
42
42
31
43
58
82
61
40
19
13
7
2
22
42
52
41
21
1
19

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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)

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

Chance of Frost

Temperature (°C)

16
16
15
18
20
23
24
25
27
27
26
26
25
24
23
22
20
18
18
18
17
17
17
18

Feels Like (°C)

16
15
16
17
19
20
22
22
24
27
26
26
26
26
25
21
21
20
19
18
17
18
18
19

Dew Point (°C)

12
12
11
12
13
15
15
16
16
16
16
16
16
16
16
16
16
17
16
16
15
16
16
16

Relative Humidity (%)

78
77
75
70
65
60
58
55
51
52
52
53
56
59
62
70
80
90
89
89
89
90
92
92

Pressure (mb)

1019
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

308
307
306
305
304
304
303
303
302
302
302
303
302
302
301
301
301
301
300
299
298
298
297
296

Thursday 13

Waxing Crescent 1%

06:50

21:03

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 OK
22 OK
23 OK
00 OK

Sun - Rise: 06:06, Set: 20:43, Transit: 13:24. Moon - Rise: 06:50, Set: 21:03. Civil Dark: 21:19 - 05:29. Nautical Dark: 22:06 - 04:45. Astro Dark: 23:02 - 03:50

Total Clouds (% Sky Obscured)

71
74
75
81
82
78
66
54
49
44
39
39
38
36
40
37
36
33
24
21

Low Clouds (% Sky Obscured)

71
74
75
81
73
69
61
53
45
38
30
33
36
36
40
37
36
33
24
21

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
1
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

38
60
68
68
67
43
22
4
5
5
6
4
2
0
0
0
0
4
7
9

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
3
0
2
3
4
6
8
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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
5
6
8
5
3
0
0
0
0
0
0
0
0
0
0
0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
20
21
23
24
25
26
26
26
26
25
24
22
21
20
19
18
18

Feels Like (°C)

19
18
19
21
21
22
22
24
25
29
28
28
28
28
28
22
22
22
21
20

Dew Point (°C)

17
17
18
17
17
16
16
16
16
17
17
17
17
18
18
18
18
18
18
18

Relative Humidity (%)

93
93
95
84
75
66
62
59
55
56
57
57
63
69
74
81
88
96
96
96

Pressure (mb)

1020
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1021
1022
1022
1022
1022
1022

Ozone (du)

296
296
296
296
296
296
296
297
297
298
299
299
300
301
302
302
302
302
302
302

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

Generated: 07/08/26 05:49:46. Forecast: 07/08/26 to 13/08/26. Timezone: UTC+1.00