Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 12

Waning Crescent 20%

04:56

15:11

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
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

Sun - Rise: 06:22, Set: 20:04, Transit: 13:14. Moon - Rise: 04:56, Set: 15:11. Civil Dark: 20:39 - 05:48. Nautical Dark: 21:21 - 05:05. Astro Dark: 22:08 - 04:18

Total Clouds (% Sky Obscured)

56
42
43
44
43
32
71
68
64
59
96
100
85
54
56
72
68
70
76
70
60
59
57
53

Low Clouds (% Sky Obscured)

21
30
32
35
39
32
64
64
64
59
96
100
85
54
56
66
68
43
60
53
37
42
27
27

Medium Clouds (% Sky Obscured)

2
4
23
28
38
22
13
31
34
11
32
55
55
54
8
44
17
56
62
51
36
22
18
48

High Clouds (% Sky Obscured)

4
4
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
3
9
23
17

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
29
91
91
100
100
100
61
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

1
1
4
2
1
2
2
3
5
4
4
4
3
8
27
44
54
58
63
56
45
30
27
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
6
5
4
4
3
2
3
1
0
1
1
2
3
6
9
10
10
9
9
9
9
9
7

Dew Point (°C)

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

Relative Humidity (%)

88
90
90
90
88
89
89
89
89
89
88
89
86
83
79
73
71
70
68
64
64
70
76
81

Pressure (mb)

1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

471
472
474
476
478
482
482
484
482
478
473
472
474
475
466
457
447
442
440
432
426
420
420
418

Monday 13

Waning Crescent 12%

05:10

16:31

20 Bad
21 OK
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

Sun - Rise: 06:20, Set: 20:06, Transit: 13:14. Moon - Rise: 05:10, Set: 16:31. Civil Dark: 20:40 - 05:45. Nautical Dark: 21:23 - 05:03. Astro Dark: 22:10 - 04:15

Total Clouds (% Sky Obscured)

52
30
37
55
71
73
59
87
71
95
99
100
100
100
100
100
100
100
98
97
98
93
99
100

Low Clouds (% Sky Obscured)

0
0
0
19
28
40
52
70
34
43
34
58
74
89
100
100
100
100
95
86
85
60
77
69

Medium Clouds (% Sky Obscured)

52
24
37
42
60
59
29
74
53
59
95
45
61
74
66
69
50
42
39
64
52
47
4
34

High Clouds (% Sky Obscured)

1
4
6
1
1
2
5
4
5
4
43
54
67
72
85
78
29
71
30
60
76
77
94
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
0
0
0
0
2
6
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
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
2
1
0
1
2
1
6
11
24
44
60
47
47
22
4
16
26
26
19
3
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
89
91
91
91
93
93
93
95
95
95
95
96
98
98
98
96
90
80
82
83
89

Pressure (mb)

1014
1015
1016
1016
1016
1016
1016
1016
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

413
409
401
395
391
390
383
382
381
376
373
370
367
363
362
361
360
360
358
358
355
353
351
349

Tuesday 14

Waning Crescent 6%

05:23

17:52

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
19 OK

Sun - Rise: 06:18, Set: 20:07, Transit: 13:14. Moon - Rise: 05:23, Set: 17:52. Civil Dark: 20:42 - 05:43. Nautical Dark: 21:25 - 05:00. Astro Dark: 22:13 - 04:12

Total Clouds (% Sky Obscured)

97
100
99
100
99
100
100
100
99
100
99
97
97
100
100
69
69
93
97
85
72
51
37
33

Low Clouds (% Sky Obscured)

62
86
73
100
96
94
94
99
96
100
96
94
92
98
83
61
64
84
69
62
45
40
37
33

Medium Clouds (% Sky Obscured)

73
83
86
77
46
58
62
52
40
45
42
48
30
27
29
23
7
64
81
60
43
22
0
0

High Clouds (% Sky Obscured)

86
100
86
76
51
100
100
100
82
91
63
50
32
100
100
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
3
1
3
3
3
3
3
8
9
9
9
9
9
9
9
5
9
8
9
9
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

30
34
35
16
28
45
52
41
22
12
8
9
2
13
28
24
49
53
48
48
36
26
13
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
7
8
8
9
9
8
9
9
8
9
11
13
16
18
20
18
17
15
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
98
98
100
98
98
98
98
98
95
95
95
95
92
90
83
79
83
86
82
68
69
73
80

Pressure (mb)

1017
1018
1018
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016

Ozone (du)

347
345
344
344
344
344
343
341
340
338
337
338
338
341
350
356
356
362
365
374
381
382
382
378

Wednesday 15

Waning Crescent 2%

05:36

19:17

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

Sun - Rise: 06:16, Set: 20:09, Transit: 13:13. Moon - Rise: 05:36, Set: 19:17. Civil Dark: 20:44 - 05:41. Nautical Dark: 21:27 - 04:58. Astro Dark: 22:15 - 04:09

Total Clouds (% Sky Obscured)

32
26
30
38
60
82
79
76
72
28
29
30
35
79
86
65
100
99
99
98
98
99
100
100

Low Clouds (% Sky Obscured)

32
26
30
38
60
67
57
53
51
28
29
30
35
42
43
47
50
50
57
47
51
51
50
34

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
3
4
8
11
15
11
7
2
16
28
47
45
66
78
84
93
85
75

High Clouds (% Sky Obscured)

0
0
0
2
2
1
2
0
1
0
0
0
2
36
57
56
100
97
94
92
94
97
100
100

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 (%)

6
0
1
4
1
5
7
3
6
10
4
6
6
2
6
4
2
0
9
2
8
10
10
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
93
95
91
91
87
76
71
69
74
93
93
87
77
70
65
62
59
60
63
65
70
79
83

Pressure (mb)

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

Ozone (du)

377
376
379
377
380
382
384
385
384
383
383
383
381
382
382
378
374
371
368
364
362
362
361
358

Thursday 16

Waning Crescent 0%

05:51

No Set

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
19 Bad

Sun - Rise: 06:14, Set: 20:11, Transit: 13:13. Moon - Rise: 05:51, Set: No Set. Civil Dark: 20:46 - 05:39. Nautical Dark: 21:29 - 04:55. Astro Dark: 22:18 - 04:06

Total Clouds (% Sky Obscured)

100
100
97
94
91
92
92
93
92
92
91
95
97
98
95
96
95
97
96
98
95
90
85
88

Low Clouds (% Sky Obscured)

21
8
22
37
51
54
54
56
60
65
69
73
73
76
75
72
72
72
71
71
60
48
37
40

Medium Clouds (% Sky Obscured)

56
56
77
80
83
47
52
58
80
68
84
95
93
89
66
45
26
33
32
38
27
23
18
25

High Clouds (% Sky Obscured)

100
100
76
48
17
25
29
38
34
30
30
57
69
79
75
81
78
68
71
75
83
86
85
88

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
0
2
3
1
3
4
2
3
3
1
6
6
4
12
12
6
11
12
11
10
9
3
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
91
91
95
96
98
98
96
95
96
98
90
86
79
75
71
68
68
70
70
73
76
80

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

359
359
358
357
356
355
354
356
359
361
360
361
362
362
363
363
364
364
366
367
368
369
371
372

Friday 17

New Moon 2%

06:10

20:46

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
19 Bad

Sun - Rise: 06:12, Set: 20:12, Transit: 13:13. Moon - Rise: 06:10, Set: 20:46. Civil Dark: 20:47 - 05:37. Nautical Dark: 21:31 - 04:53. Astro Dark: 22:20 - 04:03

Total Clouds (% Sky Obscured)

91
94
96
98
100
93
84
77
67
58
51
61
70
78
85
90
100
99
97
97
95
93
92
94

Low Clouds (% Sky Obscured)

43
46
49
53
57
57
49
41
39
47
45
46
47
49
58
64
69
68
69
69
61
54
47
55

Medium Clouds (% Sky Obscured)

37
47
47
47
56
63
69
76
67
58
50
40
30
25
25
26
26
30
29
28
24
25
25
33

High Clouds (% Sky Obscured)

91
94
96
98
100
91
82
73
67
58
51
61
70
78
85
90
100
94
88
81
58
36
14
23

ISS Passover

Visibility (miles)

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

4
2
8
9
7
13
13
4
10
10
4
9
11
9
24
40
48
48
46
31
33
33
27
34

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
8
8
8
9
9
8
8
8
8
8
8
9
9
9
9
9
9
9
9
10
10
10

Relative Humidity (%)

84
87
91
90
90
90
93
93
95
95
95
95
90
84
81
76
71
67
67
68
68
73
76
80

Pressure (mb)

1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015

Ozone (du)

377
382
387
390
393
395
397
398
399
395
390
386
382
378
375
372
369
366
365
365
364
362
360
358

Saturday 18

Waxing Crescent 7%

06:36

22:19

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: 06:10, Set: 20:14, Transit: 13:13. Moon - Rise: 06:36, Set: 22:19. Civil Dark: 20:49 - 05:34. Nautical Dark: 21:33 - 04:50. Astro Dark: 22:23 - 04:00

Total Clouds (% Sky Obscured)

94
93
92
91
91
79
73
63
67
70
75
82
92
97
98
99
100

Low Clouds (% Sky Obscured)

66
78
82
77
73
65
53
41
39
35
33
29
24
25
22
20
18

Medium Clouds (% Sky Obscured)

40
49
53
47
41
27
14
0
0
0
0
0
0
0
22
43
60

High Clouds (% Sky Obscured)

24
16
17
14
10
10
9
4
9
9
9
54
84
96
96
96
96

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

46
49
46
42
19
19
17
8
13
11
2
5
5
0
1
1
0

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
87
90
91
91
91
91
91
91
90
90
88
84
81
77
75
72

Pressure (mb)

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

Ozone (du)

357
356
356
356
355
355
355
354
354
354
354
354
355
356
358
357
357

Welcome to Clear Outside

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

Generated: 12/04/26 20:03:25. Forecast: 12/04/26 to 18/04/26. Timezone: UTC+1.00