Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 15

Waning Crescent 2%

05:28

19:11

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
20 Bad
21 Bad

Sun - Rise: 06:07, Set: 20:05, Transit: 13:06. Moon - Rise: 05:28, Set: 19:11. Civil Dark: 20:41 - 05:31. Nautical Dark: 21:26 - 04:47. Astro Dark: 22:13 - 03:56

Total Clouds (% Sky Obscured)

62
63
60
67
65
65
100
72
75
100
95
86
89
93
90
100
97
97
100
100
97
99
99
100

Low Clouds (% Sky Obscured)

45
41
51
55
64
62
65
69
75
76
69
59
64
51
0
79
67
65
65
51
45
51
50
50

Medium Clouds (% Sky Obscured)

0
0
1
30
30
23
25
1
0
0
0
0
23
64
77
100
89
86
100
99
90
86
85
45

High Clouds (% Sky Obscured)

31
63
60
67
40
7
38
7
9
93
49
75
35
87
82
79
78
90
100
99
87
96
98
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
1
1
2
1
1
0
1
1
6
26
30
34
32
11
20
18
9
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
93
96
95
95
91
82
77
74
82
81
73
70
71
70
76
80
78
78
80
81
87
95

Pressure (mb)

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

Ozone (du)

389
388
391
390
391
394
392
387
384
382
380
377
374
369
364
360
356
355
355
356
357
359
363
364

Thursday 16

Waning Crescent 0%

05:42

20:42

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
20 Bad
21 Bad

Sun - Rise: 06:05, Set: 20:07, Transit: 13:06. Moon - Rise: 05:42, Set: 20:42. Civil Dark: 20:43 - 05:29. Nautical Dark: 21:28 - 04:44. Astro Dark: 22:16 - 03:53

Total Clouds (% Sky Obscured)

100
96
98
96
95
100
100
100
100
100
100
100
100
100
100
100
99
95
99
99
96
96
99
99

Low Clouds (% Sky Obscured)

68
82
95
72
68
72
66
71
72
89
86
81
100
89
76
78
72
75
73
78
80
71
91
99

Medium Clouds (% Sky Obscured)

27
16
46
40
24
24
40
39
19
9
18
6
21
52
26
46
37
44
47
42
54
52
52
45

High Clouds (% Sky Obscured)

100
33
25
79
87
100
100
100
100
100
100
100
100
100
53
78
84
36
67
74
2
1
19
42

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
1
9
9
9
9
9
9
9
9
9
8
8
7
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
1
0
1
18
10
8
25
44
41
28
31
36
35
11
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
96
96
96
98
96
96
98
96
91
90
84
82
80
86
80
86
90
93
92
92
92
91

Pressure (mb)

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

Ozone (du)

363
369
369
368
366
365
363
360
359
358
358
356
358
360
361
361
361
359
362
363
364
364
365
369

Friday 17

New Moon 2%

06:00

No Set

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
20 Bad
21 Bad

Sun - Rise: 06:03, Set: 20:09, Transit: 13:06. Moon - Rise: 06:00, Set: No Set. Civil Dark: 20:45 - 05:27. Nautical Dark: 21:30 - 04:42. Astro Dark: 22:19 - 03:50

Total Clouds (% Sky Obscured)

100
100
94
100
89
100
100
94
95
95
95
100
100
98
81
99
98
55
80
91
61
59
60
61

Low Clouds (% Sky Obscured)

100
100
58
42
41
34
38
48
42
54
62
72
73
77
65
77
74
27
49
83
49
42
48
54

Medium Clouds (% Sky Obscured)

40
33
76
71
68
18
20
18
19
17
12
20
20
15
11
0
16
14
19
20
12
14
13
12

High Clouds (% Sky Obscured)

63
22
74
100
8
86
85
60
2
6
11
85
85
80
69
77
72
0
0
0
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
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 (%)

11
3
1
0
0
0
0
0
0
0
0
0
0
2
8
2
20
7
19
25
31
3
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
6
7
7
6
6
6
6
6
7
8
9
9
9
9
9
8
7
8
8
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
93
94
96
94
98
98
91
90
87
85
80
73
66
71
74
64
74
80
80
87
90

Pressure (mb)

1020
1020
1021
1021
1021
1021
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1026
1026

Ozone (du)

371
370
370
372
378
383
387
388
388
391
396
398
401
405
401
402
401
395
391
389
390
390
389
390

Saturday 18

Waxing Crescent 7%

06:25

22:16

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

Sun - Rise: 06:01, Set: 20:10, Transit: 13:06. Moon - Rise: 06:25, Set: 22:16. Civil Dark: 20:47 - 05:25. Nautical Dark: 21:32 - 04:39. Astro Dark: 22:21 - 03:47

Total Clouds (% Sky Obscured)

56
50
52
39
32
22
16
9
3
2
2
2
11
18
31
35
40
46
44
35
29
28
25
20

Low Clouds (% Sky Obscured)

45
38
29
31
30
22
16
9
3
2
2
2
11
18
31
35
40
44
44
35
29
28
25
20

Medium Clouds (% Sky Obscured)

13
17
22
19
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
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
9
0
1
2
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)

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

Chance of Frost

Temperature (°C)

8
8
7
6
5
5
4
4
4
4
6
8
9
11
12
13
13
14
14
13
13
12
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
91
91
89
91
91
89
83
77
69
66
64
62
59
58
59
63
70
75
80
76

Pressure (mb)

1027
1027
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1027
1027
1027
1027
1026
1026
1027
1027

Ozone (du)

391
390
389
389
387
386
386
385
385
382
383
385
388
388
388
389
388
388
387
388
389
389
390
391

Sunday 19

Waxing Crescent 14%

07:00

23:48

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

Sun - Rise: 05:59, Set: 20:12, Transit: 13:05. Moon - Rise: 07:00, Set: 23:48. Civil Dark: 20:48 - 05:22. Nautical Dark: 21:34 - 04:37. Astro Dark: 22:24 - 03:44

Total Clouds (% Sky Obscured)

22
26
29
19
10
0
27
53
80
75
69
63
76
82
91
78
62
45
40
36
31
52
71
89

Low Clouds (% Sky Obscured)

21
26
29
19
10
0
27
53
80
75
69
63
75
82
91
76
60
43
40
36
31
46
61
76

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
7
14
21
10
4
0
0
0
0
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
0
0
1
0
1
2
3
5
24
36
31
52
57
44

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
3
4
2
9
12
15
13
10
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
94
94
96
96
94
96
98
98
98
89
81
69
64
63
61
64
67
71
74
80
84
85
85

Pressure (mb)

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

Ozone (du)

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

Monday 20

Waxing Crescent 24%

07:53

01:11

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

Sun - Rise: 05:57, Set: 20:14, Transit: 13:05. Moon - Rise: 07:53, Set: 01:11. Civil Dark: 20:50 - 05:20. Nautical Dark: 21:36 - 04:34. Astro Dark: 22:27 - 03:40

Total Clouds (% Sky Obscured)

91
93
98
90
83
75
72
69
68
70
69
64
54
45
43
38
50
51
41
34
22
17
10
2

Low Clouds (% Sky Obscured)

84
92
97
90
82
75
72
69
68
68
66
64
50
42
34
37
39
40
36
32
22
17
9
0

Medium Clouds (% Sky Obscured)

6
13
27
21
11
0
0
0
0
0
1
2
5
10
14
13
15
19
11
6
0
0
0
0

High Clouds (% Sky Obscured)

17
7
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
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 (%)

3
5
6
7
6
5
3
1
0
0
0
0
1
1
1
1
1
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)

8
8
9
9
10
12
13
12
12
11
14
16
19
18
18
18
17
16
16
15
14
14
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
5
1
0
0
0
-0
-0
0
2
2
3
4
4
8
8
8
8
8
9
7
7

Dew Point (°C)

5
5
5
5
5
4
4
4
3
3
3
4
4
4
4
4
4
4
4
5
5
6
5
4

Relative Humidity (%)

87
90
93
96
96
94
93
91
89
89
82
77
70
66
61
57
56
57
57
62
67
74
78
82

Pressure (mb)

1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1025

Ozone (du)

396
397
398
399
400
400
401
400
399
398
400
403
405
404
403
402
401
400
399
397
395
393
391
389

Tuesday 21

Waxing Crescent 35%

09:04

02:14

22 Good
23 Good
00 Good
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

Sun - Rise: 05:54, Set: 20:15, Transit: 13:05. Moon - Rise: 09:04, Set: 02:14. Civil Dark: 20:52 - 05:18. Nautical Dark: 21:38 - 04:31. Astro Dark: 22:30 - 03:37

Total Clouds (% Sky Obscured)

3
5
7
31
54
78
79
81
82
87
93
94
92
93
96
92
86
79
68
61
53

Low Clouds (% Sky Obscured)

2
5
7
31
54
78
79
81
79
63
49
37
42
50
58
51
44
33
31
25
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
3
3
4
4
5
5
5
16
30
57
56
56
45

High Clouds (% Sky Obscured)

3
5
5
8
6
4
2
6
23
43
62
76
81
86
94
92
86
79
63
32
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
4
4
3
2
2
2
2
2
2
4
7
9
10
11
12
13
13
13
13
12

Feels Like (°C)

7
6
4
4
-0
0
0
1
0
-1
1
2
2
3
4
4
9
9
8
9
9

Dew Point (°C)

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

Relative Humidity (%)

88
89
91
93
91
91
91
89
88
86
79
74
67
65
63
61
60
60
59
64
71

Pressure (mb)

1025
1025
1025
1025
1024
1023
1023
1022
1022
1021
1021
1020
1019
1018
1017
1016
1015
1014
1013
1012
1011

Ozone (du)

387
384
382
379
377
376
374
372
370
368
365
362
359
360
361
361
362
362
362
362
362

Forecast for Stratton Saint Margaret, Swindon, United Kingdom (51.57,-1.76)

Generated: 15/04/26 22:26:20. Forecast: 15/04/26 to 21/04/26. Timezone: UTC+1.00