Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 5

Waning Gibbous 60%

23:10

14:04

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

Sun - Rise: 05:58, Set: 20:58, Transit: 13:27. Moon - Rise: 23:10, Set: 14:04. Civil Dark: 21:36 - 05:20. Nautical Dark: 22:25 - 04:31. Astro Dark: 23:27 - 03:31

Total Clouds (% Sky Obscured)

91
88
87
77
53
55
57
44
29
31
27
20
66
30
34
18
29
34
23
31
35
43
37
30

Low Clouds (% Sky Obscured)

71
63
61
64
52
50
49
38
25
31
27
20
66
30
34
17
23
32
23
31
35
43
37
30

Medium Clouds (% Sky Obscured)

0
20
0
0
0
11
22
15
13
0
0
0
0
0
0
2
10
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
0
2
0
0
0
0
0
0
0
0
2
23
2
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
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 (%)

22
25
25
26
23
8
16
13
22
11
16
3
1
7
14
7
3
1
4
16
17
7
13
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
77
77
73
67
61
59
59
59
59
61
62
59
58
65
72
69
68
68
71
71
74
72
72

Pressure (mb)

1015
1016
1017
1017
1018
1018
1019
1019
1020
1020
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1023
1024
1024
1024

Ozone (du)

333
336
342
345
345
346
346
345
345
345
343
343
343
345
348
351
358
362
363
362
361
361
359
359

Thursday 6

Third Quarter 48%

23:37

15:29

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

Sun - Rise: N/A, Set: 20:56, Transit: 13:27. Moon - Rise: 23:37, Set: 15:29. Civil Dark: 21:34 - 05:22. Nautical Dark: 22:23 - 04:34. Astro Dark: 23:24 - 03:34

Total Clouds (% Sky Obscured)

39
53
55
52
45
44
68
46
61
48
55
58
66
99
71
20
1
17
4
9
5
54
87
87

Low Clouds (% Sky Obscured)

39
43
42
49
45
44
50
40
46
29
24
26
26
56
4
0
0
17
4
9
0
0
0
6

Medium Clouds (% Sky Obscured)

0
0
0
0
3
2
4
1
1
0
4
8
9
5
0
0
0
0
1
3
3
2
2
2

High Clouds (% Sky Obscured)

0
53
47
28
8
11
62
34
55
48
55
53
54
97
71
20
1
0
0
2
5
54
87
76

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
1
2

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 (%)

7
7
5
3
1
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)

12
11
10
10
10
10
10
10
10
10
10
9
9
7
6
5
4
4
4
3
2
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
70
64
61
59
58
58
58
57
57
57
56
57
58
61
68
73
74
74
75
74
74
74
75

Pressure (mb)

1024
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1026
1026
1026
1026
1027
1027
1027
1026
1026
1026
1025
1025
1025

Ozone (du)

352
346
345
342
338
337
336
333
331
330
329
328
327
328
327
327
330
332
335
332
330
330
329
327

Friday 7

Waning Crescent 37%

00:16

16:54

06 Bad
07 OK
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

Sun - Rise: 06:00, Set: 20:55, Transit: 13:27. Moon - Rise: 00:16, Set: 16:54. Civil Dark: 21:32 - 05:24. Nautical Dark: 22:21 - 04:36. Astro Dark: 23:21 - 03:37

Total Clouds (% Sky Obscured)

70
40
82
86
81
67
72
62
76
100
100
97
85
93
82
85
84
81
89
97
100
100
100
100

Low Clouds (% Sky Obscured)

8
11
0
42
44
30
33
22
18
1
1
0
0
0
0
0
0
0
42
45
45
45
52
59

Medium Clouds (% Sky Obscured)

23
2
3
13
17
15
16
19
17
32
36
23
35
42
44
41
36
33
34
78
85
94
99
92

High Clouds (% Sky Obscured)

58
40
82
76
68
37
40
31
52
100
100
93
49
42
60
57
61
7
27
37
80
90
93
96

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 (%)

6
9
4
2
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
1
3
4
7
11
13
19
22

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

Chance of Frost

Temperature (°C)

14
15
16
17
18
19
19
19
19
20
20
19
19
19
18
17
17
16
16
16
16
16
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
75
70
65
60
57
56
56
56
56
56
57
59
61
65
74
75
74
74
75
75
75
72
71

Pressure (mb)

1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1021
1021
1021
1020
1020
1020
1020
1019
1019
1018
1018
1017
1016
1016

Ozone (du)

326
325
324
323
323
322
321
319
319
319
320
320
320
318
318
317
318
319
321
322
323
322
322
322

Saturday 8

Waning Crescent 25%

01:12

18:10

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

Sun - Rise: 06:01, Set: 20:53, Transit: 13:27. Moon - Rise: 01:12, Set: 18:10. Civil Dark: 21:30 - 05:25. Nautical Dark: 22:18 - 04:38. Astro Dark: 23:18 - 03:39

Total Clouds (% Sky Obscured)

100
100
99
99
93
88
84
83
83
83
78
72
67
61
59
61
74
85
90
88
82
74
80
87

Low Clouds (% Sky Obscured)

66
69
71
74
69
67
62
62
62
61
52
44
37
38
38
39
40
42
41
38
35
32
37
43

Medium Clouds (% Sky Obscured)

43
44
58
87
77
65
69
61
11
37
3
3
3
5
6
11
10
7
2
0
0
0
11
22

High Clouds (% Sky Obscured)

100
97
93
90
69
49
33
32
31
27
30
40
46
25
12
5
34
62
85
70
58
44
54
68

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 (%)

21
19
15
10
11
14
13
16
21
21
19
15
4
3
2
0
2
3
1
2
1
0
1
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)

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

Chance of Frost

Temperature (°C)

16
17
18
18
19
20
21
21
21
21
21
21
20
19
18
17
17
17
17
17
17
17
17
17

Feels Like (°C)

15
16
17
17
18
19
19
20
19
19
19
19
18
17
19
18
17
16
17
18
19
18
19
18

Dew Point (°C)

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

Relative Humidity (%)

69
68
63
59
55
53
51
50
49
48
50
51
56
63
70
81
81
81
83
85
85
86
86
89

Pressure (mb)

1016
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1016

Ozone (du)

323
325
327
328
329
330
330
330
331
332
333
333
333
331
329
327
325
325
325
325
326
324
323
322

Sunday 9

Waning Crescent 15%

02:27

19:11

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

Sun - Rise: 06:03, Set: 20:51, Transit: 13:27. Moon - Rise: 02:27, Set: 19:11. Civil Dark: 21:28 - 05:27. Nautical Dark: 22:16 - 04:40. Astro Dark: 23:14 - 03:42

Total Clouds (% Sky Obscured)

99
99
96
99
100
99
99
99
98
93
91
89
86
32
33
33
38
44
50
55
62
70
69
67

Low Clouds (% Sky Obscured)

48
53
56
59
52
45
38
54
70
87
84
81
74
32
33
33
38
44
50
55
58
62
63
63

Medium Clouds (% Sky Obscured)

29
18
8
0
12
22
27
24
20
17
17
12
12
0
0
0
0
0
0
0
0
0
3
6

High Clouds (% Sky Obscured)

97
95
73
66
62
48
86
93
46
43
30
16
0
0
0
0
4
8
12
20
33
50
55
50

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
1
3
11
9
8
4
2
4
2
10
18
9
4
1
0
2
1
1
9
7
8
8
4

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)

8
8
10
12
13
12
13
13
13
14
14
13
13
12
14
14
14
13
14
13
13
13
12
12

Chance of Frost

Temperature (°C)

17
17
18
19
19
19
20
20
20
20
20
20
19
19
18
18
17
17
17
17
17
17
17
17

Feels Like (°C)

19
17
18
20
19
18
19
18
19
20
20
20
19
19
19
18
18
18
18
18
17
17
17
16

Dew Point (°C)

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

Relative Humidity (%)

90
90
89
88
85
76
70
66
65
64
64
66
69
72
77
83
87
89
90
92
92
92
90
90

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

321
321
320
319
319
317
316
315
313
313
315
316
316
315
314
313
312
312
311
311
310
310
309
310

Monday 10

Waning Crescent 8%

03:53

19:54

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

Sun - Rise: 06:04, Set: 20:49, Transit: 13:27. Moon - Rise: 03:53, Set: 19:54. Civil Dark: 21:26 - 05:29. Nautical Dark: 22:14 - 04:42. Astro Dark: 23:11 - 03:45

Total Clouds (% Sky Obscured)

66
65
65
64
62
59
56
53
51
47
43
40
36
41
46
51
66
81
96
97
97
98
94
92

Low Clouds (% Sky Obscured)

64
64
64
64
62
59
56
53
50
47
43
40
36
27
18
9
6
3
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

8
7
5
4
8
12
17
14
12
11
9
7
4
7
9
11
15
14
15
12
11
9
7
7

High Clouds (% Sky Obscured)

42
37
35
33
21
14
8
10
15
21
21
21
24
38
45
51
56
71
89
92
94
95
92
87

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 (%)

1
5
5
6
2
4
1
1
1
0
0
1
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
83
78
73
72
69
68
68
68
67
70
71
73
78
83
89
87
89
87
87
89
87
87

Pressure (mb)

1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

311
313
314
315
317
317
318
318
317
317
316
315
314
313
312
312
311
310
310
310
309
308
308
308

Tuesday 11

Waning Crescent 2%

05:24

20:25

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
23 OK
00 OK

Sun - Rise: 06:05, Set: 20:48, Transit: 13:27. Moon - Rise: 05:24, Set: 20:25. Civil Dark: 21:24 - 05:30. Nautical Dark: 22:11 - 04:44. Astro Dark: 23:08 - 03:48

Total Clouds (% Sky Obscured)

88
88
85
80
83
86
89
88
88
87
91
93
90
83
68
58
49
38
31

Low Clouds (% Sky Obscured)

0
12
24
35
44
55
66
58
47
35
28
21
14
9
5
0
0
0
0

Medium Clouds (% Sky Obscured)

4
3
5
6
16
23
23
20
16
13
11
7
5
3
2
0
3
7
10

High Clouds (% Sky Obscured)

83
63
42
21
27
38
44
52
60
68
67
66
60
56
47
35
25
12
3

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
16
18
19
19
20
20
20
21
21
20
20
20
19
18
18
18
18

Feels Like (°C)

15
15
16
16
16
17
17
17
20
20
20
21
20
21
21
20
20
20
19

Dew Point (°C)

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

Relative Humidity (%)

86
86
75
68
61
59
58
56
57
57
57
59
59
61
67
71
77
77
78

Pressure (mb)

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

Ozone (du)

308
308
309
309
310
310
311
312
312
312
312
312
312
312
312
312
313
312
311

Forecast for St Ives, Cornwall, United Kingdom (50.22,-5.48)

Generated: 05/08/26 06:14:41. Forecast: 05/08/26 to 11/08/26. Timezone: UTC+1.00