Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 24

Waxing Gibbous 90%

19:00

02:42

16 OK
17 OK
18 OK
19 Bad
20 Bad
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

Sun - Rise: 06:16, Set: 20:16, Transit: 13:15. Moon - Rise: 19:00, Set: 02:42. Civil Dark: 20:51 - 05:41. Nautical Dark: 21:36 - 04:57. Astro Dark: 22:26 - 04:07

Total Clouds (% Sky Obscured)

21
29
41
59
72
100
98
84
83
79
100
83
96
81
71
71
73
69
91
91
97
100
100
94

Low Clouds (% Sky Obscured)

21
29
41
30
6
15
32
26
2
18
26
1
24
36
32
33
38
37
32
29
64
39
37
31

Medium Clouds (% Sky Obscured)

10
9
8
9
35
75
98
83
69
74
84
51
48
67
71
71
73
69
91
91
95
92
89
51

High Clouds (% Sky Obscured)

4
8
33
19
64
100
93
42
26
21
100
41
77
30
27
25
12
21
25
25
29
81
91
40

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
4
16
9

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)

17
16
14
11
8
11
12
11
11
11
11
10
9
10
9
9
11
13
13
13
12
12
12
13

Chance of Frost

Temperature (°C)

25
24
23
22
20
19
17
16
15
14
14
14
14
14
13
13
15
16
18
20
23
24
25
25

Feels Like (°C)

20
19
19
18
18
16
13
13
12
11
11
11
11
11
11
11
13
13
15
16
19
21
21
21

Dew Point (°C)

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

Relative Humidity (%)

24
27
31
37
42
47
51
54
61
67
63
73
79
82
86
86
78
71
65
47
42
36
35
32

Pressure (mb)

1015
1014
1013
1013
1013
1014
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1013
1012
1012
1012
1011
1011
1010
1010

Ozone (du)

327
328
328
328
326
323
322
323
325
326
328
328
329
328
327
326
325
325
324
322
319
318
318
320

Tuesday 25

Waxing Gibbous 95%

19:24

03:57

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:17, Set: 20:14, Transit: 13:15. Moon - Rise: 19:24, Set: 03:57. Civil Dark: 20:49 - 05:42. Nautical Dark: 21:33 - 04:59. Astro Dark: 22:23 - 04:09

Total Clouds (% Sky Obscured)

100
100
100
97
100
100
100
100
65
64
66
85
68
77
68
75
100
98
95
74
63
77
51
76

Low Clouds (% Sky Obscured)

40
61
25
48
60
51
36
15
4
21
41
43
49
77
68
75
86
84
92
59
44
54
36
57

Medium Clouds (% Sky Obscured)

93
32
12
51
98
99
100
89
5
7
8
9
3
4
6
6
5
7
3
11
6
11
0
0

High Clouds (% Sky Obscured)

100
100
100
62
100
94
100
100
65
64
66
85
68
11
1
48
100
48
13
10
15
1
23
48

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

5
15
37
27
21
7
5
2
1
3
1
12
6
12
32
31
39
45
17
30
58
69
36
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0.6
0.8
0
0

Wind Speed/Direction (mph)

15
13
12
6
4
3
3
3
3
3
3
3
3
3
3
4
4
6
8
9
10
11
11
13

Chance of Frost

Temperature (°C)

23
22
22
21
20
19
17
17
17
16
16
16
16
16
16
16
17
18
20
21
22
22
23
24

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
47
50
66
81
86
90
92
92
92
92
95
96
96
96
96
93
89
80
68
57
49
47
46

Pressure (mb)

1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1009
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009

Ozone (du)

318
317
317
318
320
321
323
324
325
326
326
327
328
328
327
327
326
327
329
328
327
326
324
324

Wednesday 26

Waxing Gibbous 99%

19:42

05:13

16 Bad
17 OK
18 OK
19 OK
20 Bad
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

Sun - Rise: 06:19, Set: 20:12, Transit: 13:14. Moon - Rise: 19:42, Set: 05:13. Civil Dark: 20:47 - 05:44. Nautical Dark: 21:30 - 05:00. Astro Dark: 22:20 - 04:12

Total Clouds (% Sky Obscured)

35
7
42
25
100
97
100
100
100
100
100
100
87
77
69
64
65
49
88
100
51
65
88
100

Low Clouds (% Sky Obscured)

22
0
10
0
0
0
5
22
77
79
90
91
81
67
57
53
36
37
5
44
45
44
43
41

Medium Clouds (% Sky Obscured)

0
0
6
25
67
97
5
100
73
98
100
87
87
14
67
5
6
5
5
0
4
6
16
34

High Clouds (% Sky Obscured)

18
6
35
25
100
88
96
100
100
100
100
98
0
15
20
64
65
32
88
100
3
29
66
92

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
9
5
2
6
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
45
66
6
1
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

14
11
8
2
1
1
9
46
90
95
95
95
95
93
49
9
8
7
2
5
9
7
7
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
1.3
2.9
1.4
0.5
0.8
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
10
9
4
3
3
6
7
7
7
5
5
7
6
7
8
12
12
13
13
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
53
57
65
81
88
86
89
85
92
95
96
96
96
95
92
90
85
72
57
48
42
41
43

Pressure (mb)

1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

324
325
325
325
324
324
325
324
321
322
325
330
332
336
343
341
338
338
337
337
337
336
336
337

Thursday 27

Waxing Gibbous 100%

19:56

06:29

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
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

Sun - Rise: 06:21, Set: 20:09, Transit: 13:14. Moon - Rise: 19:56, Set: 06:29. Civil Dark: 20:44 - 05:46. Nautical Dark: 21:28 - 05:02. Astro Dark: 22:17 - 04:14

Total Clouds (% Sky Obscured)

99
98
68
81
80
68
37
15
25
52
72
68
81
60
46
63
80
97
98
99
100
99
98
60

Low Clouds (% Sky Obscured)

39
33
25
27
28
26
16
8
0
2
4
6
12
8
23
42
52
66
56
43
33
35
40
27

Medium Clouds (% Sky Obscured)

28
16
8
12
24
1
4
5
5
5
5
5
69
60
46
63
80
13
9
10
5
5
5
0

High Clouds (% Sky Obscured)

93
95
47
68
58
35
12
1
20
48
69
57
80
49
46
56
45
43
14
8
5
19
32
36

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
3
4
8
9
8
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

13
18
17
14
20
15
12
7
2
4
10
13
31
88
95
95
64
44
47
41
37
26
35
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
1.3
1.1
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
14
12
9
7
5
4
4
4
5
6
6
7
6
7
7
9
10
10
10
13
15
14

Chance of Frost

Temperature (°C)

22
22
21
20
18
16
15
14
14
13
13
12
12
12
12
12
14
15
17
18
19
20
20
20

Feels Like (°C)

18
17
17
17
16
15
15
15
13
12
11
10
10
8
8
8
13
14
16
17
19
18
16
17

Dew Point (°C)

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

Relative Humidity (%)

42
45
47
53
65
81
90
93
95
95
95
89
89
92
95
96
98
95
90
88
82
89
89
76

Pressure (mb)

1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1006

Ozone (du)

340
341
343
343
343
343
345
345
345
344
342
341
339
341
340
338
338
339
340
341
341
339
338
337

Friday 28

Full Moon 99%

20:09

07:46

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:22, Set: 20:07, Transit: 13:14. Moon - Rise: 20:09, Set: 07:46. Civil Dark: 20:42 - 05:47. Nautical Dark: 21:25 - 05:04. Astro Dark: 22:14 - 04:17

Total Clouds (% Sky Obscured)

64
55
53
49
46
43
54
82
95
87
84
100
100
99
99
99
97
96
96
97
99
97
94
92

Low Clouds (% Sky Obscured)

39
44
53
48
43
40
36
35
34
30
33
36
47
66
72
49
52
51
63
72
80
79
76
73

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
14
96
73
78
81
84
86
88
91
89
88
86

High Clouds (% Sky Obscured)

26
12
0
0
0
0
18
62
90
84
84
100
72
41
15
78
59
38
55
73
89
59
31
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
4
5
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

46
54
56
40
35
19
11
18
5
13
25
12
21
31
38
12
15
17
80
95
95
95
95
95

Precipitation Amount (mm)

0
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1.2
2
2.2
1.9
1.4

Wind Speed/Direction (mph)

13
14
16
14
12
9
9
8
7
8
9
10
10
10
10
10
8
9
11
11
12
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
48
55
63
71
85
93
95
96
96
98
90
86
83
86
86
84
86
86
90
92
96
90
84

Pressure (mb)

1006
1006
1007
1007
1008
1008
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1009
1009
1009
1008
1008
1007
1007
1006

Ozone (du)

335
330
325
323
323
320
316
313
311
308
304
303
301
300
300
299
299
299
299
300
302
304
306
309

Saturday 29

Waning Gibbous 96%

20:20

09:03

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

Sun - Rise: 06:24, Set: 20:05, Transit: 13:13. Moon - Rise: 20:20, Set: 09:03. Civil Dark: 20:40 - 05:49. Nautical Dark: 21:23 - 05:06. Astro Dark: 22:11 - 04:19

Total Clouds (% Sky Obscured)

77
59
40
29
18
8
12
15
22
32
40
50
44
37
30
34
38
42
59
76
93
87
86
84

Low Clouds (% Sky Obscured)

61
46
29
20
13
7
8
8
10
19
23
31
35
35
28
29
34
40
52
65
77
66
55
47

Medium Clouds (% Sky Obscured)

58
31
3
2
2
1
1
1
1
0
0
0
0
0
0
0
0
0
2
8
16
19
17
15

High Clouds (% Sky Obscured)

5
8
11
7
4
0
3
5
7
11
15
20
13
7
0
0
0
0
11
25
37
47
66
71

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
5
5
4

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
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

Precipitation Probability (%)

95
74
44
32
22
3
12
15
7
15
19
17
22
21
17
18
16
7
39
55
67
84
95
95

Precipitation Amount (mm)

0.7
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.5
0.7
1

Wind Speed/Direction (mph)

16
15
15
16
13
11
9
9
9
9
8
8
8
8
9
8
11
12
14
16
18
20
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
15
14
14
14
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
12
14
15

Relative Humidity (%)

77
76
75
74
79
83
89
92
92
95
95
96
95
95
95
95
85
77
69
67
64
61
68
75

Pressure (mb)

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

Ozone (du)

311
311
312
312
312
312
312
311
310
309
310
311
312
313
315
316
318
319
320
323
326
329
330
331

Sunday 30

Waning Gibbous 91%

20:33

10:23

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:25, Set: 20:03, Transit: 13:13. Moon - Rise: 20:33, Set: 10:23. Civil Dark: 20:38 - 05:51. Nautical Dark: 21:20 - 05:08. Astro Dark: 22:08 - 04:21

Total Clouds (% Sky Obscured)

84
81
78
77
76
71
72
69
70
75
79
83
77
73
72
77
82
87
86
84
82

Low Clouds (% Sky Obscured)

38
26
14
14
14
12
14
18
22
24
26
30
44
58
72
77
82
87
80
62
43

Medium Clouds (% Sky Obscured)

24
29
31
17
13
6
6
3
3
5
7
9
8
6
5
4
3
2
2
2
2

High Clouds (% Sky Obscured)

76
80
78
77
76
71
72
69
70
75
75
68
46
28
12
11
8
6
9
12
10

ISS Passover

Visibility (miles)

4
5
6
8
8
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
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
82
55
48
42
44
47
43
39
36
30
35
40
39
40
41
38
38
37
34

Precipitation Amount (mm)

0.9
0.8
0.6
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
16
13
14
14
14
13
13
11
10
10
10
9
9
10
10
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

82
83
83
85
87
89
90
90
89
89
86
84
84
82
79
78
76
77
75
70
65

Pressure (mb)

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

Ozone (du)

333
334
335
336
336
336
336
334
333
331
330
328
327
327
326
326
325
325
324
323
322

Forecast for Watchet, Somerset, United Kingdom (51.18,-3.33)

Generated: 24/08/26 16:02:49. Forecast: 24/08/26 to 30/08/26. Timezone: UTC+1.00