Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 2

Waning Gibbous 74%

21:30

13:10

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:30, Set: 19:56, Transit: 13:13. Moon - Rise: 21:30, Set: 13:10. Civil Dark: 20:30 - 05:56. Nautical Dark: 21:12 - 05:14. Astro Dark: 21:57 - 04:31

Total Clouds (% Sky Obscured)

99
94
100
100
100
100
100
100
99
100
100
99
93
82
59
84
76
63
91
94
94
97
100
100

Low Clouds (% Sky Obscured)

26
70
94
100
99
98
92
87
78
84
88
81
75
65
32
66
47
45
82
89
92
94
96
96

Medium Clouds (% Sky Obscured)

29
93
89
100
17
12
14
8
9
11
14
9
14
8
9
22
19
20
22
14
17
23
29
14

High Clouds (% Sky Obscured)

47
94
25
100
96
98
100
100
88
93
78
88
81
68
59
31
18
4
2
4
1
28
83
100

ISS Passover

Visibility (miles)

9
9
9
5
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
0

Precipitation Type

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

Precipitation Probability (%)

42
60
95
69
20
17
26
24
15
22
21
19
17
29
13
0
1
2
2
5
3
5
7
13

Precipitation Amount (mm)

0
0.2
0.6
0.4
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
4
5
8
13
14
15
15
15
17
16
14
13
11
10
7
6
6
7
8
9
9
8

Chance of Frost

Temperature (°C)

15
15
16
16
17
18
18
20
21
22
22
23
22
22
21
19
18
18
18
18
18
19
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
92
92
90
93
82
81
85
89
89
81
80
67
63
70
84
83
88
89
88
89
91
92
93

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1017
1018
1019
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

302
298
298
296
296
296
296
297
297
296
296
296
295
294
293
292
293
292
291
292
290
289
288
289

Thursday 3

Waning Gibbous 63%

22:04

14:35

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:31, Set: 19:54, Transit: 13:13. Moon - Rise: 22:04, Set: 14:35. Civil Dark: 20:28 - 05:58. Nautical Dark: 21:09 - 05:16. Astro Dark: 21:54 - 04:34

Total Clouds (% Sky Obscured)

99
83
100
94
87
73
74
80
71
78
95
86
97
99
68
68
76
93
99
100
97
100
100
100

Low Clouds (% Sky Obscured)

90
37
40
36
69
33
62
70
64
64
67
47
70
73
68
68
70
90
80
94
42
39
77
87

Medium Clouds (% Sky Obscured)

11
14
12
6
5
4
2
11
4
4
9
10
4
0
3
9
9
9
5
6
12
17
9
6

High Clouds (% Sky Obscured)

91
83
100
40
22
21
24
31
32
48
87
85
86
89
15
6
9
45
81
79
95
100
100
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
5
6
0
6
6
7
3
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 (%)

10
2
0
1
16
2
14
16
15
11
12
8
2
8
1
0
2
3
6
4
10
15
15
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)

8
8
8
9
13
12
15
16
16
17
18
18
16
14
12
10
9
10
11
13
16
16
16
16

Chance of Frost

Temperature (°C)

20
19
19
20
21
22
23
24
24
24
24
23
23
22
21
20
19
19
20
20
20
20
20
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
86
91
82
75
70
64
69
75
71
62
65
70
74
77
81
81
81
84
86
86
86
86
86

Pressure (mb)

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

Ozone (du)

289
290
289
289
289
289
288
288
287
288
288
288
287
287
288
288
288
288
288
288
287
286
287
288

Friday 4

Third Quarter 51%

22:52

15:54

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:33, Set: 19:52, Transit: 13:12. Moon - Rise: 22:52, Set: 15:54. Civil Dark: 20:26 - 05:59. Nautical Dark: 21:07 - 05:18. Astro Dark: 21:51 - 04:36

Total Clouds (% Sky Obscured)

100
83
95
100
100
99
100
99
100
100
100
99
99
96
99
99
94
97
100
95
97
75
87
79

Low Clouds (% Sky Obscured)

83
83
92
92
100
88
98
45
34
42
33
16
12
12
10
3
12
12
11
4
3
2
0
0

Medium Clouds (% Sky Obscured)

5
5
8
22
54
9
98
98
99
99
99
99
99
11
5
4
7
8
15
13
17
22
22
17

High Clouds (% Sky Obscured)

77
37
62
61
68
94
70
49
98
89
86
90
81
71
99
99
63
86
100
50
69
57
81
58

ISS Passover

Visibility (miles)

9
6
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 (%)

27
25
26
26
41
31
7
7
0
0
9
3
7
2
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)

14
14
12
12
12
10
12
11
12
12
13
13
12
11
9
6
5
4
3
3
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
19
18
18
18
15
14
14
15
15
15
14
13
14
14
13
13
12
12
11
11
13
12

Dew Point (°C)

18
19
19
18
18
18
13
12
9
7
7
7
7
8
10
12
13
13
12
12
12
11
11
11

Relative Humidity (%)

86
91
93
92
92
91
71
70
54
43
44
46
48
51
62
77
87
90
92
93
92
92
93
93

Pressure (mb)

1014
1014
1014
1015
1015
1015
1016
1017
1017
1017
1017
1018
1018
1019
1019
1020
1021
1021
1022
1022
1022
1022
1023
1023

Ozone (du)

289
290
290
290
290
291
292
292
292
291
291
292
294
296
297
300
301
301
301
299
299
299
298
296

Saturday 5

Waning Crescent 39%

23:58

16:59

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 OK
18 OK
19 Good
20 Good
21 Good
22 Good
23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:35, Set: 19:50, Transit: 13:12. Moon - Rise: 23:58, Set: 16:59. Civil Dark: 20:23 - 06:01. Nautical Dark: 21:04 - 05:20. Astro Dark: 21:49 - 04:38

Total Clouds (% Sky Obscured)

81
76
84
88
91
83
70
63
77
72
73
55
34
27
17
9
3
14
48
58
59
64
65
71

Low Clouds (% Sky Obscured)

0
0
0
0
0
6
12
16
16
14
12
8
4
0
0
0
0
4
7
12
14
15
16
19

Medium Clouds (% Sky Obscured)

16
15
16
12
12
11
9
5
4
7
6
5
3
8
7
6
3
8
5
4
5
5
5
5

High Clouds (% Sky Obscured)

56
38
56
58
64
50
36
26
54
48
56
33
10
4
0
0
2
3
40
50
50
55
55
60

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)

2
2
2
2
3
4
4
4
5
6
7
8
8
8
7
5
4
2
2
2
2
2
2
3

Chance of Frost

Temperature (°C)

11
11
11
13
15
16
18
19
20
21
21
21
20
19
18
16
14
13
13
12
12
12
12
13

Feels Like (°C)

12
11
11
12
13
14
16
18
21
19
19
18
17
17
17
16
15
15
13
12
11
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

92
90
90
81
71
60
49
42
38
36
39
44
49
55
63
78
82
86
84
84
86
86
87
87

Pressure (mb)

1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1021
1021

Ozone (du)

294
293
293
293
291
289
289
288
286
286
285
284
284
284
287
289
289
289
289
288
289
289
288
288

Sunday 6

Waning Crescent 28%

01:19

17:47

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 OK

Sun - Rise: 06:36, Set: 19:47, Transit: 13:12. Moon - Rise: 01:19, Set: 17:47. Civil Dark: 20:21 - 06:03. Nautical Dark: 21:02 - 05:22. Astro Dark: 21:46 - 04:40

Total Clouds (% Sky Obscured)

75
76
74
71
68
70
67
69
78
88
100
84
78
69
100
100
100
99
99
99
80
61
42
45

Low Clouds (% Sky Obscured)

25
31
28
28
27
27
22
21
70
70
74
26
18
19
22
30
36
54
72
89
66
45
22
30

Medium Clouds (% Sky Obscured)

66
76
74
71
68
70
67
69
78
88
98
58
12
15
24
34
44
45
45
46
42
37
35
23

High Clouds (% Sky Obscured)

65
65
60
55
21
9
17
25
47
71
96
61
40
10
75
50
39
45
67
75
70
57
35
26

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
1
2
1
3
5
5
2
6
4
12
12
5
6
4
1
2

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)

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

Chance of Frost

Temperature (°C)

13
13
13
16
18
20
21
22
23
22
21
21
22
21
19
18
18
17
17
17
17
17
16
15

Feels Like (°C)

12
12
12
15
15
17
18
19
20
20
20
20
20
19
18
18
17
17
16
16
16
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

89
89
82
73
55
47
45
44
53
64
69
70
51
53
63
68
70
72
70
66
64
66
68
70

Pressure (mb)

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

Ozone (du)

288
287
287
287
287
287
287
289
289
289
290
290
288
288
289
291
293
295
296
296
297
302
306
311

Monday 7

Waning Crescent 18%

02:47

18:20

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:38, Set: 19:45, Transit: 13:11. Moon - Rise: 02:47, Set: 18:20. Civil Dark: 20:19 - 06:04. Nautical Dark: 20:59 - 05:24. Astro Dark: 21:43 - 04:42

Total Clouds (% Sky Obscured)

47
49
60
70
84
90
95
100
100
100
100
100
100
100
84
68
52
54
56
61
65
67
67
78

Low Clouds (% Sky Obscured)

37
43
41
39
39
39
38
38
29
25
21
21
16
11
19
30
42
29
17
4
8
12
15
27

Medium Clouds (% Sky Obscured)

12
0
0
5
5
5
8
7
8
9
10
7
2
0
0
1
1
31
56
61
65
67
67
78

High Clouds (% Sky Obscured)

18
14
28
44
58
72
86
100
100
100
100
100
100
100
77
53
45
45
45
45
45
40
30
33

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 (%)

5
1
5
6
2
10
11
5
21
30
33
30
26
5
5
5
1
3
4
5
9
11
8
17

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
7
9
11
13
14
16
16
16
16
16
15
14
12
11
9
10
10
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
14
16
16
16
17
18
19
19
18
17
18
18
18
12
12
12
12
12
11
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

74
79
83
78
73
69
64
61
57
53
51
48
53
60
67
68
69
71
73
75
76
78
78
79

Pressure (mb)

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

Ozone (du)

308
305
302
300
299
298
297
296
295
294
293
292
292
291
291
291
291
291
291
290
290
291
291
292

Tuesday 8

Waning Crescent 9%

04:15

18:44

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
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:39, Set: 19:43, Transit: 13:11. Moon - Rise: 04:15, Set: 18:44. Civil Dark: 20:16 - 06:06. Nautical Dark: 20:57 - 05:25. Astro Dark: 21:40 - 04:44

Total Clouds (% Sky Obscured)

86
95
90
86
82
80
77
76
78
80
80
76
67
59
59
59
59
61
67
70

Low Clouds (% Sky Obscured)

41
55
65
74
82
80
77
76
78
80
80
76
67
59
59
59
59
61
67
70

Medium Clouds (% Sky Obscured)

86
93
72
50
27
37
47
58
49
41
32
52
67
59
59
59
59
61
58
36

High Clouds (% Sky Obscured)

21
24
17
13
15
15
25
25
20
9
9
8
5
2
1
1
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
8
6

Fog (%)

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

Precipitation Probability (%)

22
9
19
25
9
17
19
3
14
18
19
29
33
33
61
73
73
64
58
54

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.4
0.3
0
0

Wind Speed/Direction (mph)

11
11
11
12
14
15
16
16
16
16
16
16
15
14
12
10
9
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
79
74
69
65
62
60
57
58
57
57
65
73
82
86
90
93
93
95

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1016
1016

Ozone (du)

292
291
291
292
294
295
297
298
300
303
306
309
309
310
310
310
311
311
312
313

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 02/09/26 04:33:52. Forecast: 02/09/26 to 08/09/26. Timezone: UTC+1.00