Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Gibbous 75%

18:00

23:08

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

Sun - Rise: 05:58, Set: 20:19, Transit: 13:08. Moon - Rise: 18:00, Set: 23:08. Civil Dark: 20:57 - 05:19. Nautical Dark: 21:49 - 04:31. Astro Dark: 22:48 - 03:32

Total Clouds (% Sky Obscured)

66
78
63
46
44
50
78
64
70
74
78
51
43
66
78
94
84
83
93
92
89
64
64
72

Low Clouds (% Sky Obscured)

63
59
62
45
44
50
62
64
70
74
77
41
37
61
68
88
67
70
81
75
75
61
59
71

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
36
31
26
20
32
32
30
21
16
8

High Clouds (% Sky Obscured)

61
32
63
9
3
2
24
5
4
2
3
2
5
3
3
0
0
0
0
2
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
1
0
2
1
1
2
0
0
0
1
4
6
7
2
4
15
5
5
14
3
11

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
5
4
4
4
5
5
5
4
4
4
3
1
1
1
1
1
2
5
5
4
5
6

Chance of Frost

Temperature (°C)

13
12
12
11
11
11
10
10
9
9
9
11
13
14
16
17
18
19
19
19
19
19
18
17

Feels Like (°C)

10
10
10
10
9
9
8
8
8
7
8
10
13
15
16
17
17
17
17
17
17
18
17
16

Dew Point (°C)

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

Relative Humidity (%)

56
57
57
59
63
66
66
65
66
65
67
67
61
54
48
45
43
43
46
51
48
47
48
56

Pressure (mb)

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

Ozone (du)

354
353
353
354
355
355
356
355
356
355
355
354
353
353
356
356
356
356
354
354
353
352
353
355

Saturday 22

Waxing Gibbous 75%

18:40

23:59

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

Sun - Rise: 06:00, Set: 20:16, Transit: 13:08. Moon - Rise: 18:40, Set: 23:59. Civil Dark: 20:55 - 05:21. Nautical Dark: 21:46 - 04:33. Astro Dark: 22:45 - 03:35

Total Clouds (% Sky Obscured)

72
66
44
35
33
31
30
34
73
44
6
8
7
66
44
56
59
61
67
80
81
54
54
36

Low Clouds (% Sky Obscured)

71
63
41
30
28
26
24
25
28
25
0
0
0
31
34
45
47
52
36
36
21
22
22
22

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
2
3
2
2
4
0
0
0
0
0
0
46
42
34
36
38
24

High Clouds (% Sky Obscured)

0
4
3
4
6
8
9
11
55
21
4
6
7
35
6
4
4
5
13
28
36
7
4
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
1
62
70
98
100
48
3
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
1
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)

6
4
4
4
4
4
4
3
3
3
3
3
4
3
2
2
2
2
3
3
4
4
6
9

Chance of Frost

Temperature (°C)

15
14
13
13
12
12
11
11
10
9
9
11
14
16
17
19
19
20
20
20
20
20
19
18

Feels Like (°C)

14
13
13
13
13
13
12
11
11
8
9
12
14
17
18
20
20
21
21
20
19
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

62
63
65
69
71
73
76
77
78
78
77
70
64
56
50
43
39
34
32
31
31
32
35
48

Pressure (mb)

1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1024
1024
1024
1025

Ozone (du)

355
350
346
344
343
342
341
340
340
340
340
339
337
335
335
335
334
332
330
330
329
329
328
328

Sunday 23

Waxing Gibbous 83%

19:09

01:04

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

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: 21:43 - 04:35. Astro Dark: 22:41 - 03:38

Total Clouds (% Sky Obscured)

28
33
35
31
25
21
31
61
44
49
30
30
38
67
65
71
76
84
84
85
82
85
90
98

Low Clouds (% Sky Obscured)

18
22
24
20
15
10
17
21
21
27
23
28
23
43
45
41
38
33
33
49
57
40
34
25

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
21
36
17
45
54
0
0
18
32

High Clouds (% Sky Obscured)

1
1
2
3
3
8
11
43
12
15
5
2
13
26
19
18
32
82
82
85
81
76
89
98

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

Chance of Frost

Temperature (°C)

17
15
14
14
13
12
11
11
10
10
10
12
14
16
17
19
19
20
20
20
20
19
18
17

Feels Like (°C)

15
15
14
14
13
13
11
11
10
9
10
12
14
15
15
16
17
17
18
18
18
17
16
15

Dew Point (°C)

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

Relative Humidity (%)

52
53
56
58
61
63
66
69
71
74
72
69
61
52
45
41
39
39
37
40
42
48
54
63

Pressure (mb)

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

Ozone (du)

327
327
326
327
327
327
327
325
325
326
326
326
327
327
329
329
329
328
325
322
320
319
317
318

Monday 24

Waxing Gibbous 90%

19:29

02:19

21 Bad
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

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: 21:40 - 04:37. Astro Dark: 22:37 - 03:42

Total Clouds (% Sky Obscured)

97
99
100
100
98
96
96
96
97
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

26
29
36
43
50
49
51
58
60
64
66
67
67
63
61
59
39
25
26
13
27
9
14
24

Medium Clouds (% Sky Obscured)

44
45
41
42
40
40
36
36
32
35
39
40
39
37
41
41
38
63
53
76
76
75
79
84

High Clouds (% Sky Obscured)

95
98
100
100
79
61
49
63
76
84
86
90
91
100
100
92
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
None

Precipitation Probability (%)

0
0
2
4
6
5
4
9
18
11
11
9
4
7
4
0
0
0
0
1
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
75
82
86
87
89
90
90
90
89
82
74
71
66
64
60
53
47
49
53
55
57
63
71

Pressure (mb)

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

Ozone (du)

319
318
318
319
319
319
319
319
319
320
320
320
319
319
318
318
318
319
319
319
318
320
324
324

Tuesday 25

Waxing Gibbous 95%

19:43

03:37

21 Bad
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

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: 21:38 - 04:40. Astro Dark: 22:33 - 03:45

Total Clouds (% Sky Obscured)

100
93
86
76
61
60
89
90
91
87
76
91
90
93
83
73
80
90
97
98
99
99
100
100

Low Clouds (% Sky Obscured)

35
31
33
40
44
49
55
52
53
56
59
65
74
73
62
45
50
54
56
66
74
80
77
72

Medium Clouds (% Sky Obscured)

89
52
80
65
20
19
16
17
16
72
19
13
10
10
9
10
12
14
18
30
37
50
55
60

High Clouds (% Sky Obscured)

100
77
45
14
9
6
29
30
35
12
21
42
43
51
45
57
68
79
90
92
93
94
96
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
6
2
34
46
54
66
81
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.6
0.7
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
15
15
15
16
15
14
14
14
14
16
18
19
20
22
24
23
23
22
22
22
21
19

Dew Point (°C)

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

Relative Humidity (%)

78
85
87
87
90
93
93
93
93
95
92
85
78
70
65
55
48
51
53
57
61
65
68
71

Pressure (mb)

1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1011
1011
1010
1010
1010
1010
1010
1009
1009
1009

Ozone (du)

322
322
322
320
315
314
314
314
316
317
318
319
319
319
319
320
321
321
321
322
321
321
321
322

Wednesday 26

Waxing Gibbous 99%

19:55

04:57

21 Bad
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

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: 21:35 - 04:42. Astro Dark: 22:30 - 03:48

Total Clouds (% Sky Obscured)

100
98
93
76
79
88
95
97
99
100
99
98
97
99
99
100
94
89
86
83
78
73
82
90

Low Clouds (% Sky Obscured)

70
62
58
50
53
49
50
50
55
55
64
68
72
76
65
47
52
56
60
58
55
53
60
70

Medium Clouds (% Sky Obscured)

65
51
36
22
35
44
61
63
64
57
59
58
60
50
43
35
46
57
68
64
57
57
64
76

High Clouds (% Sky Obscured)

97
94
91
76
79
88
95
97
98
99
99
98
96
94
94
92
67
53
50
55
60
53
62
80

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9
6
4
1
1

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

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

Precipitation Probability (%)

95
95
84
73
60
45
25
60
83
95
95
95
95
95
86
60
61
65
73
95
95
95
95
95

Precipitation Amount (mm)

0.8
0.7
0.6
0.4
0.3
0
0
0.2
0.5
0.8
0.9
1.1
1.2
0.9
0.6
0.2
0.3
0.3
0.4
1
1.4
1.6
2.8
3.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
20
20
20
17
17
17
17
17
17
16
17
17
17
19
19
24
24
24
24
24
24
19

Dew Point (°C)

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

Relative Humidity (%)

75
77
78
81
83
85
87
90
90
89
90
81
72
65
62
62
60
65
72
78
83
91
96
95

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1006
1006
1005
1005
1005
1004
1004
1004

Ozone (du)

323
324
324
325
326
326
326
326
326
326
327
326
326
325
325
325
325
325
325
326
325
324
323
324

Thursday 27

Waxing Gibbous 100%

20:04

06:17

21 Bad
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: 06:08, Set: 20:05, Transit: 13:07. Moon - Rise: 20:04, Set: 06:17. Civil Dark: 20:42 - 05:31. Nautical Dark: 21:32 - 04:44. Astro Dark: 22:26 - 03:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
80
82
78
81
87
93
92
90
89
90
92
93
93
94
93
94
93
94
90
86
84

Medium Clouds (% Sky Obscured)

87
84
83
79
86
92
100
100
100
100
97
94
92
94
97
100
99
97
96
95
94
94

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
97
98
99
100
100
100
99
99
99
99
99
100
100

ISS Passover

Visibility (miles)

1
1
1
2
2
2
2
2
4
5
6
7
8
9
9
9
9
9
9
9
7
5

Fog (%)

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

Precipitation Type

Moderate Rain
Moderate Rain
Light Rain
Light Rain
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
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
86
84
92
90
95
95

Precipitation Amount (mm)

5.2
2.5
2
1.6
1.7
1.7
1.8
1.3
1.3
1.4
1.1
1
0.8
0.8
0.8
0.7
0.3
0.3
0.4
0.4
0.5
0.8

Wind Speed/Direction (mph)

6
10
10
10
9
9
10
10
9
9
10
10
10
11
10
10
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
20
19
18
18
14
14
14
13
13
13
13
14
14
14
14
15
13
13
13
13
12

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
95
93
93
93
92
92
92
90
90
89
88
85
85
83
82
82
85
87

Pressure (mb)

1004
1004
1003
1003
1003
1002
1002
1002
1002
1002
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1001

Ozone (du)

325
327
328
328
329
329
329
328
328
327
327
328
329
330
329
329
328
328
327
327
327
326

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

Generated: 21/08/26 21:22:45. Forecast: 21/08/26 to 27/08/26. Timezone: UTC+1.00