Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 4

Waning Gibbous 91%

23:11

07:25

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 OK
21 OK
22 Good

Sun - Rise: 06:39, Set: 19:53, Transit: 13:16. Moon - Rise: 23:11, Set: 07:25. Civil Dark: 20:27 - 06:06. Nautical Dark: 21:07 - 05:25. Astro Dark: 21:52 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
100
95
60
93
98
68
56
69
94
68
76
89
90
78
76
98
81
51
27
47
4

Low Clouds (% Sky Obscured)

21
23
70
40
51
60
73
59
63
52
65
56
44
63
80
61
64
48
60
61
47
26
34
0

Medium Clouds (% Sky Obscured)

99
100
74
88
84
45
82
87
7
7
1
45
2
27
6
36
30
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
95
60
89
97
13
4
69
94
11
16
70
8
2
16
97
75
18
11
34
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
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
5
0
4
6
9
12
20
33
12
19
14
6
6
1
2
1
1
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)

20
21
20
20
18
16
15
14
14
18
18
18
17
17
15
16
15
14
13
10
8
4
3
2

Chance of Frost

Temperature (°C)

11
9
9
9
9
8
8
8
8
8
8
9
9
10
10
11
11
10
10
10
8
7
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
68
74
72
78
77
73
74
81
82
74
72
64
58
59
49
50
51
54
62
70
76
79
82

Pressure (mb)

1008
1009
1009
1010
1011
1012
1012
1013
1014
1016
1017
1018
1020
1021
1022
1022
1022
1023
1023
1024
1025
1025
1026
1026

Ozone (du)

371
372
374
376
378
377
377
380
379
379
380
383
385
384
385
385
387
383
377
374
369
366
364
362

Sunday 5

Waning Gibbous 85%

00:23

07:51

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

Sun - Rise: 06:37, Set: 19:55, Transit: 13:16. Moon - Rise: 00:23, Set: 07:51. Civil Dark: 20:28 - 06:03. Nautical Dark: 21:09 - 05:22. Astro Dark: 21:54 - 04:38

Total Clouds (% Sky Obscured)

19
29
32
32
52
64
69
63
68
60
51
53
68
39
15
23
13
29
21
4
9
22
3
1

Low Clouds (% Sky Obscured)

0
0
0
0
31
49
56
48
36
40
30
38
45
25
0
0
5
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
13
19
11
10
17
9
8
2
8
1
2
2
7
18
3
0

High Clouds (% Sky Obscured)

19
29
32
23
29
15
20
24
30
10
16
7
31
4
2
17
1
23
18
3
6
11
3
1

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
5
6
8
9
13
15
16
16
16
17
16
15
14
13
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
1
1
0
-0
-0
0
0
2
2
4
5
6
6
7
8
8
8
6
6
6
5
4
5

Dew Point (°C)

1
0
0
0
0
0
1
1
2
4
6
7
7
7
8
8
8
8
8
8
7
6
6
6

Relative Humidity (%)

80
80
80
82
83
83
85
83
82
84
82
80
78
77
77
76
75
76
80
83
84
85
82
84

Pressure (mb)

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

Ozone (du)

360
358
357
358
359
359
358
357
357
357
358
359
360
359
359
359
359
358
358
356
353
350
349
351

Monday 6

Waning Gibbous 77%

01:31

08:26

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

Sun - Rise: 06:35, Set: 19:56, Transit: 13:16. Moon - Rise: 01:31, Set: 08:26. Civil Dark: 20:30 - 06:01. Nautical Dark: 21:11 - 05:20. Astro Dark: 21:56 - 04:35

Total Clouds (% Sky Obscured)

0
3
4
3
7
34
41
82
92
86
100
100
100
92
40
21
44
57
65
75
70
68
66
61

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
23
21
25
21
1
1
1
1
0
0
1
1
2
2
0
7

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
31
3
4
55
4
11
24
23
16
37
54
59
50
45
46
39
31

High Clouds (% Sky Obscured)

0
3
4
2
4
24
32
52
84
71
100
100
100
90
17
4
3
3
3
60
60
48
42
32

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
6
18
17
36
39
21
3
0
0
0
0
0
0
0
5
11
20
7
7
6

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)

11
12
12
12
11
12
12
12
12
12
14
17
18
18
19
19
19
17
15
13
10
7
6
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
85
84
82
85
87
87
90
90
87
86
80
80
76
75
76
79
80
82
83
86
89
93

Pressure (mb)

1021
1020
1020
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1018
1018

Ozone (du)

351
353
351
349
348
346
344
343
343
345
347
347
346
345
344
343
342
341
341
343
343
342
342
342

Tuesday 7

Waning Gibbous 69%

02:30

09:13

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 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:33, Set: 19:58, Transit: 13:15. Moon - Rise: 02:30, Set: 09:13. Civil Dark: 20:32 - 05:59. Nautical Dark: 21:13 - 05:17. Astro Dark: 21:58 - 04:32

Total Clouds (% Sky Obscured)

65
60
67
70
78
80
83
83
58
95
97
74
60
37
35
55
63
66
69
65
75
62
82
86

Low Clouds (% Sky Obscured)

14
24
31
41
46
50
51
52
46
44
36
26
20
10
17
20
25
29
31
27
31
37
40
29

Medium Clouds (% Sky Obscured)

21
9
7
5
4
3
2
3
13
49
35
3
3
3
1
0
3
2
2
1
4
3
5
4

High Clouds (% Sky Obscured)

34
28
27
25
30
34
37
39
40
77
93
70
48
19
12
39
35
35
35
35
56
45
65
63

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
7
7
7
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 (%)

21
7
3
0
0
2
5
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
9
9
9
9
8
8
8
8
11
12
14
16
18
20
20
19
19
18
17
16
13
15
13

Dew Point (°C)

10
9
9
9
9
8
8
8
8
10
11
12
13
14
15
15
15
15
14
15
14
12
11
10

Relative Humidity (%)

93
93
95
95
95
93
95
95
95
91
87
83
81
78
76
75
75
75
76
82
86
87
89
89

Pressure (mb)

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

Ozone (du)

342
342
343
344
344
345
345
345
345
345
345
343
342
342
343
343
343
343
342
343
343
344
345
347

Wednesday 8

Waning Gibbous 59%

03:17

10:12

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
22 Bad

Sun - Rise: 06:31, Set: 19:59, Transit: 13:15. Moon - Rise: 03:17, Set: 10:12. Civil Dark: 20:33 - 05:57. Nautical Dark: 21:15 - 05:15. Astro Dark: 22:01 - 04:29

Total Clouds (% Sky Obscured)

95
95
94
99
99
89
84
77
84
92
100
100
97
100
99
96
93
93
94
97
97
98
97
98

Low Clouds (% Sky Obscured)

16
0
24
48
76
54
33
11
11
10
10
6
3
0
0
0
0
0
3
8
8
7
3
2

Medium Clouds (% Sky Obscured)

3
2
2
1
0
0
0
0
18
43
65
40
17
0
0
0
0
0
0
0
0
0
0
9

High Clouds (% Sky Obscured)

67
67
75
95
90
70
76
68
77
84
98
100
93
99
97
86
74
73
74
76
88
95
97
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
1
1
1
3
2
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)

4
4
5
6
6
7
7
7
9
9
10
10
11
11
11
12
11
12
10
8
7
4
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
11
10
9
9
9
8
7
9
12
12
13
15
15
15
15
15
15
15
15
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

88
90
93
93
91
91
88
88
90
88
80
70
68
69
69
70
70
72
76
82
87
88
90
91

Pressure (mb)

1024
1024
1024
1024
1024
1025
1025
1025
1025
1026
1027
1027
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027

Ozone (du)

349
350
351
351
350
350
352
352
352
352
351
352
354
355
356
355
354
353
352
351
350
349
349
348

Thursday 9

Waning Gibbous 49%

03:53

11:21

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
22 Bad

Sun - Rise: 06:29, Set: 20:01, Transit: 13:15. Moon - Rise: 03:53, Set: 11:21. Civil Dark: 20:35 - 05:54. Nautical Dark: 21:17 - 05:13. Astro Dark: 22:03 - 04:27

Total Clouds (% Sky Obscured)

99
100
88
82
75
72
71
78
78
78
78
74
69
52
49
59
76
83
92
95
97
96
100
98

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
3
7
11
14
16
20
41
59
76
83
85
92
70
48
28
23

Medium Clouds (% Sky Obscured)

24
40
48
51
50
40
28
21
20
27
30
28
28
21
27
34
38
38
40
40
21
11
2
15

High Clouds (% Sky Obscured)

99
100
88
82
75
72
71
78
78
77
73
74
69
52
49
59
76
80
85
85
90
90
95
93

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
7
7
7
8
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
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
1
11
13
9
7
5
0
10

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
3
3
3
3
4
5
7
9
12
12
13
13
13
12
13
11
10
9
7
6
4

Chance of Frost

Temperature (°C)

8
7
7
7
6
6
6
6
6
8
10
12
13
13
14
14
15
15
14
12
11
10
9
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
90
87
84
81
82
86
90
87
84
83
81
82
80
80
80
82
84
87
90
91
91
94

Pressure (mb)

1027
1026
1026
1025
1024
1023
1022
1021
1020
1020
1020
1019
1018
1018
1017
1016
1015
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

347
346
346
346
346
346
348
349
351
351
351
352
353
354
356
358
360
362
363
364
365
365
365
365

Friday 10

Third Quarter 39%

04:19

12:36

23 Bad
00 Bad
01 Bad
02 Bad
03 OK
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: 06:26, Set: 20:03, Transit: 13:14. Moon - Rise: 04:19, Set: 12:36. Civil Dark: 20:37 - 05:52. Nautical Dark: 21:19 - 05:10. Astro Dark: 22:05 - 04:24

Total Clouds (% Sky Obscured)

97
95
73
51
29
34
42
44
48
52
57
61
71
79
76
78
77
75
72
79

Low Clouds (% Sky Obscured)

17
12
18
27
29
34
42
44
48
52
57
60
50
41
34
30
27
27
27
28

Medium Clouds (% Sky Obscured)

28
40
37
36
29
34
42
44
48
52
48
50
55
63
52
39
24
36
54
71

High Clouds (% Sky Obscured)

92
90
61
32
3
7
16
38
48
52
57
61
67
38
26
24
19
29
32
35

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
23
23
20
12
17
19
6
23
28
18
23
29
27
26
29
24
19
13
4

Precipitation Amount (mm)

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
3
3
3
4
5
7
9
12
13
14
16
15
14
14
14
15
16
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
8
8
9
8
8
8
8
3
3
2
3
3
3
3
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
93
95
94
93
91
90
88
87
87
87
88
85
82
81
78
74

Pressure (mb)

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

Ozone (du)

364
363
362
361
361
361
361
362
362
364
365
367
368
368
369
366
364
362
360
359

Welcome to Clear Outside

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

Generated: 04/04/26 23:25:09. Forecast: 04/04/26 to 10/04/26. Timezone: UTC+1.00