Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 2

Full Moon 99%

20:42

06:50

19 OK
20 OK
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: 06:44, Set: 19:48, Transit: 13:17. Moon - Rise: 20:42, Set: 06:50. Civil Dark: 20:21 - 06:10. Nautical Dark: 21:02 - 05:30. Astro Dark: 21:45 - 04:46

Total Clouds (% Sky Obscured)

39
47
63
100
99
100
100
100
100
100
100
100
94
100
100
100
100
100
100
97
100
100
99
98

Low Clouds (% Sky Obscured)

39
44
21
46
77
89
100
100
90
94
98
100
82
86
100
85
89
84
75
86
87
100
95
84

Medium Clouds (% Sky Obscured)

39
47
63
90
77
89
87
86
64
66
48
47
70
56
45
34
27
35
58
93
64
59
57
85

High Clouds (% Sky Obscured)

34
47
63
75
91
100
100
100
100
78
100
91
27
85
94
100
100
100
100
81
100
100
88
59

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
7
7
9
9
9
8
7
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1

Precipitation Type

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

Precipitation Probability (%)

0
1
18
30
52
34
42
47
63
57
54
41
31
37
33
15
1
14
6
10
14
15
7
2

Precipitation Amount (mm)

0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
6
5
6
8
9
11
12
13
12
12
11
10
10
10
11
13
15
15
16
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
3
3
3
3
4
5
7
7
8
9
10
10
10
11
11
11
12
13
13
12
12
12
12

Relative Humidity (%)

77
78
76
75
75
79
84
90
90
91
95
95
96
95
93
93
93
93
93
90
90
90
89
92

Pressure (mb)

1020
1020
1020
1020
1019
1018
1017
1016
1015
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

375
376
376
377
376
374
373
372
373
373
374
376
379
380
380
380
381
380
379
378
374
372
370
369

Friday 3

Waning Gibbous 96%

21:56

07:05

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:42, Set: 19:50, Transit: 13:16. Moon - Rise: 21:56, Set: 07:05. Civil Dark: 20:23 - 06:08. Nautical Dark: 21:04 - 05:27. Astro Dark: 21:47 - 04:44

Total Clouds (% Sky Obscured)

100
91
88
83
90
87
93
67
100
94
98
88
91
80
53
53
60
82
84
78
100
100
97
100

Low Clouds (% Sky Obscured)

98
76
71
60
76
60
82
67
100
92
81
81
76
64
53
53
60
82
84
78
95
95
80
73

Medium Clouds (% Sky Obscured)

53
43
27
39
45
48
50
40
30
3
41
3
6
0
0
1
2
17
9
1
62
80
81
95

High Clouds (% Sky Obscured)

88
16
9
12
21
23
22
0
0
0
2
0
0
2
1
4
2
2
1
6
94
89
85
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
1
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
1
0
0
1
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
3
1
1
2
1
10
4
10
4
16
5
2
5
1
0
2
2
0
2
14
18
13
14

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
15
14
12
10
8
5
4
3
4
5
9
11
13
14
17
19
20
22
23
22
22
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
84
81
87
88
91
91
95
93
98
95
90
87
86
79
72
68
68
69
69
69
72
80

Pressure (mb)

1014
1015
1015
1016
1016
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1014
1014
1013
1012
1011
1010
1009
1008

Ozone (du)

368
368
371
374
377
376
376
373
372
369
370
371
371
369
368
368
370
366
366
370
368
365
367
367

Saturday 4

Waning Gibbous 91%

23:11

07:25

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 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 Good

Sun - Rise: 06:39, Set: 19:51, Transit: 13:16. Moon - Rise: 23:11, Set: 07:25. Civil Dark: 20:25 - 06:06. Nautical Dark: 21:05 - 05:25. Astro Dark: 21:49 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
100
100
100
87
70
96
32
33
58
84
93
93
86
74
56
22
4

Low Clouds (% Sky Obscured)

78
96
90
61
67
54
52
76
62
49
38
41
56
32
33
50
44
17
30
28
24
37
4
2

Medium Clouds (% Sky Obscured)

69
97
96
100
89
74
92
72
86
6
7
0
0
0
0
0
46
12
8
4
0
0
0
0

High Clouds (% Sky Obscured)

100
93
64
36
100
100
89
100
100
100
66
42
70
2
2
12
18
76
88
85
58
38
19
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 (%)

15
32
40
45
6
4
9
12
10
5
8
13
25
10
4
19
12
37
32
24
22
24
7
3

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)

22
23
22
22
19
18
18
18
18
15
12
8
8
9
13
14
15
15
15
15
14
14
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
4
2
1
1
1
2
2
2
3
3
5
5
5
6
6
5
5
6
6
7

Dew Point (°C)

8
8
8
9
6
4
2
3
3
3
3
3
3
4
4
2
3
3
3
3
3
3
4
4

Relative Humidity (%)

81
77
80
79
71
67
64
71
71
73
76
85
88
82
74
63
62
60
61
61
58
59
68
66

Pressure (mb)

1007
1007
1006
1006
1007
1008
1008
1009
1010
1011
1012
1013
1014
1016
1017
1018
1019
1020
1020
1021
1021
1022
1022
1023

Ozone (du)

366
367
370
373
376
380
383
382
381
380
383
384
382
385
383
384
384
384
383
386
388
390
389
385

Sunday 5

Waning Gibbous 85%

00:23

07:51

19 Good
20 OK
21 OK
22 OK
23 OK
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 Bad
14 Bad
15 OK
16 OK
17 OK
18 OK

Sun - Rise: 06:37, Set: 19:53, Transit: 13:16. Moon - Rise: 00:23, Set: 07:51. Civil Dark: 20:27 - 06:03. Nautical Dark: 21:07 - 05:22. Astro Dark: 21:52 - 04:38

Total Clouds (% Sky Obscured)

8
28
45
38
40
54
91
97
99
89
64
78
83
64
80
76
50
39
57
46
29
25
29
33

Low Clouds (% Sky Obscured)

2
0
0
0
1
1
13
26
36
35
36
35
36
36
39
43
36
26
20
14
6
13
21
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
11
21
31
34
34
36
32
27
51
46
8
3
36
46
3
2
28
5

High Clouds (% Sky Obscured)

4
19
30
34
40
54
85
89
90
63
30
21
29
17
30
15
11
11
36
40
29
21
29
4

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 (%)

2
1
0
0
0
0
0
0
0
0
0
0
0
2
1
4
2
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
5
3
2
1
1
2
2
2
2
3
5
6
9
13
16
17
17
17
17
17
16
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
5
3
2
3
3
2
1
1
1
2
4
3
5
5
5
5
7
7
7
7
7
8
7

Dew Point (°C)

4
3
2
1
1
1
1
1
1
1
2
3
4
5
6
6
7
7
8
8
8
9
9
9

Relative Humidity (%)

74
79
82
82
83
83
85
85
85
88
89
89
90
85
78
76
76
75
76
77
79
80
81
86

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1021
1021
1021
1021
1020
1019
1019
1018
1017
1017
1016

Ozone (du)

381
378
373
371
370
369
369
368
367
366
367
369
368
367
366
364
364
363
361
363
361
360
357
355

Monday 6

Waning Gibbous 77%

01:31

08:26

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:35, Set: 19:55, Transit: 13:16. Moon - Rise: 01:31, Set: 08:26. Civil Dark: 20:28 - 06:01. Nautical Dark: 21:09 - 05:20. Astro Dark: 21:54 - 04:35

Total Clouds (% Sky Obscured)

51
61
71
73
74
76
76
75
75
84
92
100
57
56
55
61
65
76
66
61
60
63
72
75

Low Clouds (% Sky Obscured)

24
21
18
16
15
14
33
51
72
77
81
86
39
38
37
26
19
10
5
5
14
19
28
32

Medium Clouds (% Sky Obscured)

20
16
24
30
29
31
24
16
4
23
53
61
57
56
55
61
62
43
52
61
60
63
64
56

High Clouds (% Sky Obscured)

47
54
61
42
29
15
16
11
10
42
71
100
44
44
39
31
53
75
52
28
5
17
30
38

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
6
7
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
Very Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
8
9
2
29
45
70
42
60
60
45
40
41
43
42
34
33
28
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0
0.3
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
11
10
10
10
10
9
8
7
6
5
5
11
13
15
14
13
13
14
16
17
16
16

Chance of Frost

Temperature (°C)

11
10
10
10
10
10
10
11
10
10
10
10
10
10
11
12
12
13
14
13
13
12
11
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
93
93
93
95
95
95
96
95
98
96
96
96
98
98
96
95
92
90
87
84
84
84

Pressure (mb)

1016
1015
1015
1014
1013
1013
1012
1011
1011
1010
1009
1009
1008
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1012

Ozone (du)

355
353
353
353
352
352
354
354
355
356
355
353
354
356
357
358
360
362
364
367
370
372
377
382

Tuesday 7

Waning Gibbous 69%

02:30

09:13

19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
02 OK
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: 06:33, Set: 19:56, Transit: 13:15. Moon - Rise: 02:30, Set: 09:13. Civil Dark: 20:30 - 05:59. Nautical Dark: 21:11 - 05:17. Astro Dark: 21:56 - 04:32

Total Clouds (% Sky Obscured)

72
72
71
53
38
25
27
27
29
52
69
84
88
91
93
95
97
99
83
69
49
42
49
58

Low Clouds (% Sky Obscured)

26
20
14
16
14
12
22
26
29
30
38
37
43
45
40
33
32
35
38
35
28
36
48
58

Medium Clouds (% Sky Obscured)

43
28
18
15
14
18
27
27
29
52
69
78
67
55
45
49
53
57
38
21
3
27
49
58

High Clouds (% Sky Obscured)

32
31
30
20
10
0
4
9
13
42
69
84
81
65
48
60
68
77
51
26
0
9
20
30

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

18
15
6
8
9
2
3
4
0
1
1
1
11
18
26
43
52
56
63
72
77
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0
0.7
1.2
1.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
4
3
2
3
3
3
3
3
4
3
3
2
5
5
5
4
5
4
7
6
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

84
81
77
73
77
78
82
82
84
85
84
81
78
81
82
83
87
90
93
93
93
93
92
92

Pressure (mb)

1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1015
1015
1015
1015
1014
1014
1013
1012
1011
1011
1011

Ozone (du)

387
391
396
400
412
424
436
425
414
402
401
400
399
396
394
392
391
391
390
390
389
389
388
388

Wednesday 8

Waning Gibbous 59%

03:17

10:12

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: 06:31, Set: 19:58, Transit: 13:15. Moon - Rise: 03:17, Set: 10:12. Civil Dark: 20:32 - 05:57. Nautical Dark: 21:13 - 05:15. Astro Dark: 21:58 - 04:29

Total Clouds (% Sky Obscured)

41
29
18
43
65
86
89
91
94
82
67
45
46
44
50
57
63
70

Low Clouds (% Sky Obscured)

41
25
7
27
54
80
78
71
62
66
65
45
46
33
26
29
31
34

Medium Clouds (% Sky Obscured)

41
29
18
28
39
50
61
73
84
70
59
45
42
30
15
16
17
21

High Clouds (% Sky Obscured)

30
19
11
8
4
0
0
0
0
0
0
0
0
0
0
2
3
5

ISS Passover

Visibility (miles)

2
5
7
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

Precipitation Type

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

Precipitation Probability (%)

95
95
56
39
24
7
12
12
7
11
11
6
11
14
9
19
20
19

Precipitation Amount (mm)

1.4
0.8
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
10
10
10
9
8
8
8
8
7
6
5
8
12
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
90
88
90
91
93
93
93
91
91
93
94
87
81
76
72
68

Pressure (mb)

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

Ozone (du)

387
394
402
409
412
414
417
418
419
420
420
419
418
421
424
426
425
423

Welcome to Clear Outside

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

Generated: 02/04/26 19:16:35. Forecast: 02/04/26 to 08/04/26. Timezone: UTC+1.00