Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 23

Waxing Gibbous 80%

19:09

01:04

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

Sun - Rise: 06:01, Set: 20:14, Transit: 13:08. Moon - Rise: 19:09, Set: 01:04. Civil Dark: 20:52 - 05:23. Nautical Dark: 21:40 - 04:35. Astro Dark: 22:41 - 03:38

Total Clouds (% Sky Obscured)

16
24
30
31
11
6
6
6
9
2
3
2
19
44
38
52
56
48
52
45
44
32
27
21

Low Clouds (% Sky Obscured)

16
24
30
24
7
2
2
3
5
0
0
0
14
38
31
41
31
24
41
32
40
19
17
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23
24
19
19
0
0
0
0
0

High Clouds (% Sky Obscured)

2
3
1
1
1
2
2
1
1
1
1
1
2
2
2
2
3
3
3
11
3
16
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
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)

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

Chance of Frost

Temperature (°C)

13
13
13
13
12
11
11
10
10
10
11
13
15
17
18
19
20
20
20
20
19
18
16
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
56
57
60
62
65
67
69
70
70
65
59
51
44
40
37
35
34
35
37
40
44
53
61

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1023
1023
1022
1021
1021
1020
1020
1019
1019
1019
1019

Ozone (du)

337
335
335
335
336
335
335
335
334
334
334
333
332
331
331
331
333
334
335
334
333
332
332
332

Monday 24

Waxing Gibbous 90%

19:29

02:19

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: 06:03, Set: 20:12, Transit: 13:08. Moon - Rise: 19:29, Set: 02:19. Civil Dark: 20:50 - 05:25. Nautical Dark: 21:38 - 04:37. Astro Dark: 22:37 - 03:42

Total Clouds (% Sky Obscured)

75
87
90
66
77
79
71
85
99
92
94
100
67
69
51
47
99
98
100
100
100
100
99
80

Low Clouds (% Sky Obscured)

26
35
37
39
39
40
50
58
51
60
58
69
46
49
44
28
47
36
20
20
24
28
34
30

Medium 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
2

High Clouds (% Sky Obscured)

52
58
63
28
41
39
13
34
98
66
76
98
38
21
3
21
98
92
100
100
100
100
97
36

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
13
23
22
22
17
15
21
20
3
0
1
3
7
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)

8
7
7
6
6
6
7
7
6
7
8
10
10
11
12
13
13
13
13
14
13
11
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
75
80
84
87
89
92
93
93
92
86
77
65
55
48
44
42
43
46
50
55
62
72
82

Pressure (mb)

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

Ozone (du)

333
333
333
332
329
327
326
325
326
326
325
323
323
323
322
321
322
323
322
322
321
323
324
322

Tuesday 25

Waxing Gibbous 95%

19:43

03:37

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: 06:05, Set: 20:10, Transit: 13:07. Moon - Rise: 19:43, Set: 03:37. Civil Dark: 20:47 - 05:27. Nautical Dark: 21:35 - 04:40. Astro Dark: 22:33 - 03:45

Total Clouds (% Sky Obscured)

72
89
94
99
100
100
100
100
100
100
100
100
100
97
100
100
100
97
92
95
70
67
64
63

Low Clouds (% Sky Obscured)

25
87
82
81
94
45
54
53
62
74
86
85
73
86
96
98
98
79
69
71
39
32
38
40

Medium Clouds (% Sky Obscured)

71
87
94
88
98
95
100
100
96
94
90
70
59
24
21
25
18
12
20
23
17
12
8
0

High Clouds (% Sky Obscured)

35
50
45
42
52
100
99
100
100
100
100
98
95
65
72
54
67
85
76
84
2
1
1
4

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
10
3
6
15
37
95
95
70
44
61
84
77
60
55
54
46
29
40
60
33
22
23
24

Precipitation Amount (mm)

0
0
0
0
0
0
1.9
2.2
0.3
0
0.4
0.8
0.4
0.2
0
0
0
0
0
0.6
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
85
85
83
85
86
89
90
89
83
76
67
60
56
52
53
55
54
54
58
62
68
73

Pressure (mb)

1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1011
1011

Ozone (du)

319
318
317
318
318
319
317
317
319
321
321
323
323
324
324
324
324
324
324
326
327
324
323
323

Wednesday 26

Waxing Gibbous 99%

19:55

04:57

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: 06:07, Set: 20:07, Transit: 13:07. Moon - Rise: 19:55, Set: 04:57. Civil Dark: 20:45 - 05:29. Nautical Dark: 21:32 - 04:42. Astro Dark: 22:30 - 03:48

Total Clouds (% Sky Obscured)

84
96
97
98
99
100
100
100
100
95
90
83
88
94
100
100
100
100
100
100
68
97
60
50

Low Clouds (% Sky Obscured)

78
92
84
56
58
65
69
75
91
78
66
72
70
58
79
79
68
32
36
43
51
51
50
45

Medium Clouds (% Sky Obscured)

0
0
2
0
0
4
4
37
42
65
70
70
70
73
63
89
95
100
96
74
10
49
21
15

High Clouds (% Sky Obscured)

3
65
70
65
65
65
58
51
49
53
57
62
73
87
100
100
100
100
100
100
41
92
32
32

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
7
5
2
9
9
9
9
2
9
8
7
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
Light Rain
Light Rain
Very Light Rain
None
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

17
11
4
5
6
7
10
39
25
36
47
81
95
81
54
95
95
95
95
95
95
95
87
88

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.5
1.1
0.2
0
1.3
2.7
4.2
2.1
1.8
1.8
1
0.5
0.6

Wind Speed/Direction (mph)

5
5
5
5
5
4
4
4
4
4
5
5
5
4
5
5
4
3
5
3
2
3
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
82
81
85
87
90
90
90
92
92
89
88
92
89
82
81
81
78
78
73
71
75
78
82

Pressure (mb)

1011
1011
1010
1010
1010
1010
1009
1009
1009
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1004
1004
1003
1003
1003

Ozone (du)

324
323
323
322
322
322
323
325
326
326
325
325
324
327
328
329
330
332
334
338
342
342
343
344

Thursday 27

Waxing Gibbous 100%

20:04

06:17

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: 06:08, Set: 20:05, Transit: 13:07. Moon - Rise: 20:04, Set: 06:17. Civil Dark: 20:42 - 05:31. Nautical Dark: 21:29 - 04:44. Astro Dark: 22:26 - 03:51

Total Clouds (% Sky Obscured)

60
95
93
95
98
89
98
100
100
100
79
100
100
100
100
100
100
100
93
87
83
78
72
62

Low Clouds (% Sky Obscured)

42
42
38
49
53
55
53
46
44
44
46
69
51
48
44
41
42
37
42
47
53
50
43
35

Medium Clouds (% Sky Obscured)

29
8
2
7
10
12
15
16
22
33
32
25
30
30
35
32
21
20
16
4
2
2
3
4

High Clouds (% Sky Obscured)

32
87
84
87
94
84
97
100
100
100
79
100
100
100
100
100
100
100
80
63
45
40
45
62

ISS Passover

Visibility (miles)

4
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

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

Precipitation Probability (%)

62
50
11
7
12
9
28
40
44
56
59
53
49
38
29
49
49
32
35
32
14
19
17
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
2
1
3
4
4
5
7
9
9
9
11
11
11
11
11
12
12
13
13
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
17
16
16
16
16
15
15
15
14
15
14
15
15
16
17
17
17
18
18
18
13
13

Dew Point (°C)

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

Relative Humidity (%)

87
90
90
90
89
87
87
89
89
89
87
82
74
64
57
53
55
56
58
61
63
66
68
70

Pressure (mb)

1003
1003
1003
1002
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1002
1002
1003

Ozone (du)

342
336
334
335
337
337
336
336
336
337
337
337
336
336
336
335
334
334
334
332
331
329
329
329

Friday 28

Full Moon 99%

20:13

07:37

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: 06:10, Set: 20:03, Transit: 13:06. Moon - Rise: 20:13, Set: 07:37. Civil Dark: 20:40 - 05:33. Nautical Dark: 21:26 - 04:47. Astro Dark: 22:23 - 03:53

Total Clouds (% Sky Obscured)

54
47
45
58
71
85
91
95
100
100
100
100
99
99
98
99
99
99
97
88
70
58
44
36

Low Clouds (% Sky Obscured)

35
38
45
53
56
62
61
64
64
67
67
73
78
83
83
80
72
67
60
51
50
51
44
36

Medium Clouds (% Sky Obscured)

8
12
12
20
31
38
35
45
59
75
87
95
81
68
54
50
46
45
35
29
19
23
27
26

High Clouds (% Sky Obscured)

54
47
45
58
71
85
72
61
66
81
89
95
92
89
88
91
89
90
92
88
70
58
44
36

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 (%)

7
11
6
15
16
10
24
28
28
33
31
20
26
25
12
15
16
9
15
17
15
30
47
68

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)

12
12
11
11
11
10
10
10
9
9
10
11
12
14
15
16
16
16
15
14
13
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
12
11
9
9
9
9
8
8
9
11
13
14
14
15
16
14
14
13
13
13
14
14

Dew Point (°C)

10
10
10
10
10
10
9
9
9
10
11
12
14
14
15
16
15
14
13
13
12
12
12
12

Relative Humidity (%)

74
75
78
80
80
81
81
83
83
86
86
86
86
83
81
78
77
75
73
72
72
72
75
78

Pressure (mb)

1003
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

329
329
329
329
329
330
331
330
329
327
326
325
323
324
325
327
327
327
327
329
330
332
330
329

Saturday 29

Waning Gibbous 96%

20:22

08:58

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: 06:12, Set: 20:00, Transit: 13:06. Moon - Rise: 20:22, Set: 08:58. Civil Dark: 20:37 - 05:35. Nautical Dark: 21:23 - 04:49. Astro Dark: 22:19 - 03:56

Total Clouds (% Sky Obscured)

40
48
61
60
56
48
63
78
93
89
85
77
85
92
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
37
37
31
25
22
23
28
33
34
38
39
48
52
55
54
57
62
71
80
92

Medium Clouds (% Sky Obscured)

20
19
14
9
5
0
3
3
5
13
21
29
41
53
61
66
72
82
82
85
84

High Clouds (% Sky Obscured)

40
33
0
0
0
0
0
0
0
0
0
0
33
67
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

Fog (%)

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

Precipitation Probability (%)

95
95
95
82
50
5
6
5
4
13
23
31
46
48
49
62
64
66
63
54
36

Precipitation Amount (mm)

0.9
1.4
1.1
0.4
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0.3
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
15
15
15
15
15
15
14
15
14
15
15
14
18
18
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

81
81
81
83
82
79
78
78
79
78
72
66
60
57
54
53
52
52
51
55
59

Pressure (mb)

1007
1006
1006
1006
1005
1005
1005
1004
1004
1004
1003
1003
1002
1002
1001
1001
1000
1000
1000
1000
1000

Ozone (du)

327
324
321
318
316
313
311
310
309
308
308
309
310
311
313
315
317
318
320
322
325

Forecast for Peacock, Wakefield, United Kingdom (53.68,-1.51)

Generated: 23/08/26 22:25:49. Forecast: 23/08/26 to 29/08/26. Timezone: UTC+1.00