Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 13

Waning Crescent 12%

05:10

16:31

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: 06:20, 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)

55
53
77
63
66
81
84
89
84
92
99
94
100
100
100
100
100
100
99
91
95
95
100
100

Low Clouds (% Sky Obscured)

0
0
25
17
34
60
48
38
5
55
77
83
98
100
100
100
96
87
71
62
62
59
100
100

Medium Clouds (% Sky Obscured)

52
53
57
60
41
47
57
66
43
41
65
57
100
48
53
92
99
91
75
56
78
80
97
91

High Clouds (% Sky Obscured)

55
53
4
4
0
1
8
25
80
85
45
89
77
83
68
21
59
18
9
22
23
46
47
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
3
0
0
1
3
0
0
0
1
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
1
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
2
1
0
1
5
24
44
49
58
54
69
54
13
4
6
17
22
17
21
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.4
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
4
3
3
3
4
4
7
8
10
11
12
13
14
14
15
15
14
14
15
14
13
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
5
4
4
3
4
4
6
6
6
7
8
9
10
10
10
10
11
12
13
13
13
12
12

Relative Humidity (%)

87
87
88
90
89
93
93
90
90
85
87
88
90
96
96
98
96
96
96
95
92
92
90
92

Pressure (mb)

1014
1014
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

409
408
404
398
395
391
387
383
379
377
374
373
372
370
366
365
362
361
360
358
357
355
355
354

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 OK
17 OK
18 OK
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)

100
100
100
100
100
100
100
99
97
100
100
100
88
97
97
100
100
84
55
60
39
29
27
28

Low Clouds (% Sky Obscured)

87
97
88
95
90
94
97
85
87
88
81
80
78
70
74
79
77
59
55
60
39
29
27
28

Medium Clouds (% Sky Obscured)

96
63
73
62
49
48
45
26
28
17
2
0
0
51
52
70
65
66
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
99
100
100
100
100
97
86
68
71
99
100
35
30
0
1
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
3
3
7
9
3
1
1
1
1
2
9
9
7
4
5
9
7
9
9
9
9

Fog (%)

0
0
0
0
0
0
2
0
0
9
2
2
0
0
0
0
0
0
14
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

21
6
30
67
33
29
14
5
4
9
7
2
9
5
25
52
95
60
38
23
3
2
0
1

Precipitation Amount (mm)

0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
8
8
8
9
10
9
9
9
9
10
10
11
16
18
18
18
18
17
19
18
17
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
98
98
98
98
96
98
98
96
96
98
98
95
93
87
87
89
90
84
78
70
71
76
80

Pressure (mb)

1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1014

Ozone (du)

353
353
354
354
354
352
350
348
347
348
348
349
354
358
358
357
361
367
384
386
390
392
388
392

Wednesday 15

Waning Crescent 2%

05:36

19:17

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

47
28
52
74
86
72
85
74
40
41
39
39
65
51
59
74
80
85
92
98
99
99
100
100

Low Clouds (% Sky Obscured)

47
28
52
67
72
58
44
36
38
41
37
36
43
45
43
51
51
59
71
57
49
42
37
29

Medium Clouds (% Sky Obscured)

15
0
0
0
16
17
49
57
6
0
0
0
0
31
38
41
39
42
53
54
63
97
100
87

High Clouds (% Sky Obscured)

0
0
0
3
3
9
9
8
0
2
3
2
23
6
6
8
3
25
52
64
76
88
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 (%)

2
4
2
5
4
4
5
9
2
2
2
2
2
2
15
7
20
18
23
11
11
9
2
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
88
88
84
76
71
80
91
93
93
95
93
90
81
71
68
66
69
67
69
67
73
78
81

Pressure (mb)

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

Ozone (du)

393
391
387
386
386
382
381
382
381
376
372
369
365
365
364
364
363
361
359
361
358
354
353
357

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
100
100
100
100
99
83
65
59
61
63
74
89
87
93
98
99
100
100
92
82
73
76

Low Clouds (% Sky Obscured)

19
8
21
35
49
52
56
56
53
51
47
58
67
79
82
88
94
87
77
61
63
57
56
59

Medium Clouds (% Sky Obscured)

84
56
61
57
57
56
47
46
45
40
40
42
43
73
75
50
54
73
43
42
35
45
36
45

High Clouds (% Sky Obscured)

100
100
100
100
100
75
53
20
1
2
1
8
16
18
24
29
35
51
88
100
83
37
19
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 (%)

4
1
9
16
23
32
38
41
32
21
9
6
3
1
2
2
9
5
5
4
14
23
16
4

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
4
4
4
4
4
4
4
4
5
8
10
12
12
13
13
12
12
12
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
93
98
98
98
98
98
98
96
98
96
96
93
87
77
73
71
75
73
73
72
83
90
93

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

358
359
361
364
363
360
358
358
357
355
353
353
353
354
355
356
357
358
358
357
358
356
353
354

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 OK

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)

79
80
86
92
98
93
95
94
96
93
95
72
73
74
76
87
85
81
70
55
55
46
45
34

Low Clouds (% Sky Obscured)

63
64
71
77
84
79
79
83
69
54
39
72
73
67
71
72
76
73
67
54
47
38
31
27

Medium Clouds (% Sky Obscured)

39
52
33
59
87
43
49
48
50
46
40
0
0
0
4
4
6
15
13
17
16
21
20
17

High Clouds (% Sky Obscured)

15
41
24
42
62
44
27
5
33
62
85
55
55
60
60
30
0
0
0
0
1
1
2
2

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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
1
7
10
9
19
25
20
29
26
16
73
77
79
70
51
29
22
24
26
24
20
8
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.4
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
90
91
91
91
95
96
98
96
96
96
90
83
76
70
63
57
58
59
59
64
69
75

Pressure (mb)

1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1022
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1025

Ozone (du)

358
365
375
385
388
389
391
391
394
395
395
394
394
393
393
393
393
393
391
388
386
386
386
385

Saturday 18

Waxing Crescent 7%

06:36

22:19

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

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)

21
11
13
17
19
18
17
18
21
21
22
26
30
34
33
29
26
35
43
53
51
47
42
28

Low Clouds (% Sky Obscured)

21
11
13
17
19
18
17
18
20
21
22
26
30
34
33
29
26
35
43
53
50
46
42
28

Medium Clouds (% Sky Obscured)

12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
0
0
1
2
2

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
4
6
6
8
7
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
7
7
6
4
4
4
4
4
4
4
5
6
7
8
8
13
12
12
12
11
12

Dew Point (°C)

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

Relative Humidity (%)

80
85
90
88
88
88
88
90
89
89
89
91
84
78
72
67
65
62
63
63
64
68
71
75

Pressure (mb)

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

Ozone (du)

386
387
388
387
387
386
386
387
387
388
389
391
392
393
394
394
394
394
394
394
394
395
395
395

Sunday 19

Waxing Crescent 14%

07:14

23:50

20 OK
21 Good
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 OK
08 Good
09 Good
10 OK
11 OK
12 OK

Sun - Rise: 06:08, Set: 20:16, Transit: 13:12. Moon - Rise: 07:14, Set: 23:50. Civil Dark: 20:51 - 05:32. Nautical Dark: 21:35 - 04:48. Astro Dark: 22:25 - 03:57

Total Clouds (% Sky Obscured)

17
7
35
59
81
72
52
44
38
35
30
23
15
11
23
34
44

Low Clouds (% Sky Obscured)

17
7
10
20
30
42
50
44
38
35
30
23
11
3
14
25
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
1
27
57
81
62
33
4
4
5
5
5
6
8
13
17
21

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

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

Precipitation Probability (%)

2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
8
7
6
5
4
3
2
2
2
1
1
4
7
10
11
12

Feels Like (°C)

8
8
8
7
7
6
2
2
1
1
1
1
2
3
5
6
6

Dew Point (°C)

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

Relative Humidity (%)

78
84
88
90
89
88
89
91
91
91
91
91
85
78
73
71
67

Pressure (mb)

1026
1026
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025
1025
1025
1024
1024
1023

Ozone (du)

395
395
395
395
395
395
395
395
395
395
395
394
394
393
392
392
391

Welcome to Clear Outside

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

Generated: 13/04/26 19:07:08. Forecast: 13/04/26 to 19/04/26. Timezone: UTC+1.00