Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 22

Waxing Gibbous 83%

18:40

23:59

22 OK
23 OK
00 OK
01 Bad
02 Bad
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 Bad
12 Bad
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 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: 21:43 - 04:33. Astro Dark: 22:45 - 03:35

Total Clouds (% Sky Obscured)

26
33
44
49
53
36
36
41
38
32
32
31
31
56
66
43
61
62
57
52
52
59
55
43

Low Clouds (% Sky Obscured)

26
33
44
49
50
26
24
28
27
23
26
23
24
34
36
26
30
31
31
23
30
35
30
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
0
0
0
0
12
7
25
26
25
22
22
27
26
21

High Clouds (% Sky Obscured)

0
0
1
3
1
2
2
2
2
1
1
2
2
16
12
5
5
5
6
6
2
9
9
6

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
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)

5
5
5
4
4
3
3
2
2
2
1
1
0
1
2
2
3
3
3
3
4
7
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
60
64
66
69
71
73
74
76
74
70
62
55
50
43
39
35
33
31
31
32
36
46
50

Pressure (mb)

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

Ozone (du)

357
359
359
355
353
352
350
349
348
349
349
348
347
347
345
343
341
340
339
340
340
339
339
338

Sunday 23

Waxing Gibbous 80%

19:09

01:04

22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
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)

37
48
28
35
26
25
30
40
57
69
88
78
66
59
78
82
60
68
39
62
49
40
29
31

Low Clouds (% Sky Obscured)

11
0
0
0
0
0
3
22
39
56
67
54
44
38
37
49
31
43
23
38
39
32
21
22

Medium Clouds (% Sky Obscured)

19
15
13
13
14
12
14
11
8
1
0
0
0
0
25
26
22
21
10
18
2
0
0
0

High Clouds (% Sky Obscured)

6
30
7
14
4
3
3
2
2
4
13
19
18
15
11
15
4
4
1
1
1
2
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
53
55
57
60
62
65
66
69
68
63
57
50
42
38
36
34
33
34
35
38
45
56
65

Pressure (mb)

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

Ozone (du)

336
335
334
334
334
333
332
331
329
329
329
330
329
329
328
329
330
331
331
330
330
329
327
327

Monday 24

Waxing Gibbous 90%

19:29

02:19

22 OK
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)

41
55
80
97
99
91
71
84
94
94
97
92
90
95
94
96
96
100
100
97
100
100
100
100

Low Clouds (% Sky Obscured)

31
32
33
45
54
60
58
58
59
57
61
51
51
55
47
36
23
18
19
17
25
18
38
52

Medium Clouds (% Sky Obscured)

0
6
0
0
0
2
2
10
16
20
21
18
13
19
20
26
22
29
31
35
47
50
77
96

High Clouds (% Sky Obscured)

2
5
44
95
98
83
12
42
30
35
36
42
37
43
78
49
75
100
93
79
100
93
85
80

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
17
16
3
3
3
3
3
4
5
0
0
0
1
0
0
0
0
0
2
5
12
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
11
11
12
12
12
12
12
12
12
12
11
10
9
9
8
7
7
8
9
9
11
13
14

Relative Humidity (%)

75
83
86
89
92
93
93
93
95
92
86
77
64
55
51
45
42
42
45
49
53
61
72
81

Pressure (mb)

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

Ozone (du)

327
326
325
326
326
326
326
327
326
325
325
324
324
325
325
327
328
328
326
325
324
323
322
319

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 OK

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)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
83
76
64
51
55
58
75
46

Low Clouds (% Sky Obscured)

56
54
49
49
52
54
56
59
69
81
83
100
98
97
95
94
56
48
38
35
45
52
50
46

Medium Clouds (% Sky Obscured)

85
99
100
98
97
97
97
96
97
91
83
95
61
91
99
89
24
15
8
7
5
3
2
1

High Clouds (% Sky Obscured)

89
97
100
100
100
100
87
68
50
32
32
20
32
73
100
76
68
44
29
11
6
10
56
17

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
4
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
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
22
14
17
14
5
18
22
18
29
61
73
45
51
50
42
36
29
20
12
3
3
2
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.5
0
0.2
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
90
90
90
90
90
92
93
93
90
87
87
95
85
88
89
76
61
52
46
46
49
57
66

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012

Ozone (du)

318
317
315
314
314
314
313
313
314
315
317
317
317
317
318
319
320
321
322
323
323
321
320
318

Wednesday 26

Waxing Gibbous 99%

19:55

04:57

22 OK
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)

46
88
78
94
49
97
96
99
100
100
100
100
100
100
100
92
78
68
70
67
64
70
75
82

Low Clouds (% Sky Obscured)

46
51
49
55
49
53
57
60
68
78
55
93
93
93
92
83
75
68
70
67
64
70
75
82

Medium Clouds (% Sky Obscured)

1
0
0
7
17
21
22
26
65
87
92
90
100
100
100
85
65
48
42
19
4
5
6
1

High Clouds (% Sky Obscured)

23
74
64
77
6
61
68
85
100
100
100
100
100
100
100
90
78
57
61
56
55
60
56
37

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
2
1
0
3
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
None
None
None
None
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
2
6
16
60
69
95
95
95
95
95
95
95
95
95
95
95
81
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
1
0.8
4.7
6.6
1.8
0.9
0.6
0.8
0.8
0.9
0.8
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
14
14
14
14
14
14
15
14
15
15
17
17
18
18
15
13
11
10
9
8
8
9

Relative Humidity (%)

76
81
85
87
89
90
92
92
92
90
90
83
90
92
98
98
80
66
53
50
47
44
48
54

Pressure (mb)

1012
1013
1012
1012
1012
1011
1011
1010
1009
1009
1008
1007
1007
1006
1005
1004
1004
1004
1004
1004
1003
1003
1003
1003

Ozone (du)

318
315
314
313
315
316
317
317
315
315
314
314
312
315
316
324
331
338
345
344
344
343
344
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)

83
86
83
84
85
82
83
88
94
90
86
86
91
96
100
100
100
100
100
99
98
98
99
100

Low Clouds (% Sky Obscured)

83
71
51
47
50
50
51
50
50
41
35
24
22
20
23
32
45
55
50
54
55
61
68
77

Medium Clouds (% Sky Obscured)

12
13
38
57
57
62
62
48
24
15
12
13
13
13
13
19
25
34
51
70
87
84
83
80

High Clouds (% Sky Obscured)

9
10
11
10
10
14
34
64
83
87
86
86
91
96
100
100
99
99
99
98
98
98
99
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
4
4
4
5
5

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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

84
88
95
95
95
92
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.5
0.4
0.6
0.9
0.7
0.4
0.9
1.6
1.5
1.2
1.8
1.5
1
1.3
1.5
1
1.3
1
1.6
2
0.9
1.6
1.6
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
11
11
11
12
12
12
12
13
13
11
9
8
7
6
4
6
8
10
11
12
13
13
14

Relative Humidity (%)

60
64
66
68
71
72
72
74
76
78
69
63
57
51
46
42
47
54
62
67
72
78
81
85

Pressure (mb)

1003
1003
1003
1002
1002
1001
1000
1000
1000
1000
1000
999
999
999
999
998
998
997
997
996
996
995
995
995

Ozone (du)

345
345
345
345
344
343
341
341
340
340
340
340
340
339
339
339
338
338
337
337
337
337
338
339

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

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)

100
100
100
100
100
100
100
99
99
97
95
91
88
83
80
86
92
97
94
93
93

Low Clouds (% Sky Obscured)

78
86
95
95
95
94
95
96
97
89
82
77
71
65
56
60
65
70
65
60
55

Medium Clouds (% Sky Obscured)

85
92
99
93
87
79
82
85
88
88
89
89
80
72
67
65
63
55
67
79
93

High Clouds (% Sky Obscured)

100
100
100
71
43
14
10
7
3
2
1
0
3
6
8
39
69
97
67
36
10

ISS Passover

Visibility (miles)

6
6
6
6
7
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
91
72
49
38
28
12
14
13
7
23
28
29
36
36
26
26
28
18

Precipitation Amount (mm)

1.3
1.4
0.9
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
90
90
90
87
87
86
86
85
81
77
74
70
66
61
62
63
66
69
75

Pressure (mb)

995
995
995
995
995
996
996
996
997
997
998
998
999
1000
1000
1001
1001
1001
1002
1002
1003

Ozone (du)

341
341
341
341
341
340
340
339
339
339
339
338
338
338
337
336
334
332
330
327
324

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

Generated: 22/08/26 22:14:29. Forecast: 22/08/26 to 28/08/26. Timezone: UTC+1.00