Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 1

Waxing Gibbous 100%

19:19

06:24

15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 06:34, Set: 19:38, Transit: 13:07. Moon - Rise: 19:19, Set: 06:24. Civil Dark: 20:13 - 06:00. Nautical Dark: 20:54 - 05:18. Astro Dark: 21:39 - 04:33

Total Clouds (% Sky Obscured)

89
91
87
98
84
93
100
100
100
100
66
53
54
62
79
67
69
71
72
79
94
79
97
82

Low Clouds (% Sky Obscured)

44
82
87
98
74
59
86
99
84
38
51
46
54
62
68
52
58
61
63
71
93
76
97
82

Medium Clouds (% Sky Obscured)

29
0
0
3
39
40
48
100
100
100
66
0
0
0
0
1
65
4
0
0
0
1
0
0

High Clouds (% Sky Obscured)

61
5
6
40
16
40
45
73
100
100
45
33
0
0
0
10
50
0
0
0
3
4
4
15

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
3
32
38
9
1
0
0
0
0
0
0
1
3
3
16
3
1
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
8
7
6
6
8
9
11
12
12
11
10
8
8
6
6
7
6
5
3
3
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
74
77
79
80
78
78
84
87
88
88
91
93
94
91
82
76
79
71
66
62
62
60
61

Pressure (mb)

1022
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1021
1021

Ozone (du)

336
335
337
340
339
337
335
339
346
352
358
364
367
369
372
374
376
379
379
379
377
378
379
381

Thursday 2

Full Moon 99%

20:35

06:35

15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 06:32, Set: 19:40, Transit: 13:07. Moon - Rise: 20:35, Set: 06:35. Civil Dark: 20:14 - 05:57. Nautical Dark: 20:56 - 05:15. Astro Dark: 21:42 - 04:30

Total Clouds (% Sky Obscured)

96
87
84
78
71
85
79
100
100
100
100
100
99
94
98
97
100
98
96
100
100
97
100
100

Low Clouds (% Sky Obscured)

91
81
74
65
52
63
43
40
13
12
44
61
83
93
95
95
100
96
88
100
100
91
44
62

Medium Clouds (% Sky Obscured)

15
50
53
16
21
25
30
83
92
99
100
97
84
82
96
92
90
42
28
13
3
7
36
33

High Clouds (% Sky Obscured)

60
60
20
8
10
55
61
99
99
100
99
54
54
34
50
28
55
48
55
40
15
22
91
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
7
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
4
0
0
0
0
0
7
30
50
55
52
38
16
35
10
3
3
16
18
5
20

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
6
7
6
6
6
7
8
8
9
10
10
12
13
15
16
16
17
16
16
17
18
20
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
63
62
70
78
85
87
87
88
85
82
81
82
85
84
90
93
96
96
96
92
90
92
92

Pressure (mb)

1020
1020
1019
1019
1018
1018
1018
1018
1017
1016
1015
1015
1014
1013
1012
1011
1010
1009
1009
1009
1008
1008
1008
1008

Ozone (du)

382
383
385
386
383
384
386
389
390
390
389
387
386
384
385
384
382
382
382
381
380
380
382
383

Friday 3

Waning Gibbous 96%

21:51

06:49

15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 06:30, Set: 19:42, Transit: 13:07. Moon - Rise: 21:51, Set: 06:49. Civil Dark: 20:16 - 05:55. Nautical Dark: 20:58 - 05:13. Astro Dark: 21:44 - 04:27

Total Clouds (% Sky Obscured)

93
75
44
82
87
88
100
76
89
94
93
67
92
93
100
96
100
98
86
74
91
87
90
55

Low Clouds (% Sky Obscured)

81
51
44
72
77
78
100
55
65
76
63
67
63
66
93
88
100
68
83
64
88
86
86
55

Medium Clouds (% Sky Obscured)

29
28
0
22
8
88
72
21
73
75
34
29
88
93
98
89
97
92
70
47
59
50
50
14

High Clouds (% Sky Obscured)

65
56
3
15
45
50
37
45
10
5
30
6
2
2
0
2
27
7
5
22
2
2
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 (%)

7
13
34
24
22
27
23
6
2
0
0
0
0
6
11
8
2
2
3
3
2
17
18
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
22
22
22
19
16
13
9
7
6
6
6
6
5
5
5
6
7
9
14
16
17
18
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
89
87
84
84
77
83
88
93
93
93
93
93
93
94
94
90
88
88
87
86
90
84
74

Pressure (mb)

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

Ozone (du)

385
385
385
383
384
384
383
380
378
378
378
377
377
377
379
377
373
371
370
369
370
371
371
372

Saturday 4

Waning Gibbous 91%

23:08

07:07

15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 06:27, Set: 19:43, Transit: 13:06. Moon - Rise: 23:08, Set: 07:07. Civil Dark: 20:18 - 05:53. Nautical Dark: 21:00 - 05:10. Astro Dark: 21:46 - 04:24

Total Clouds (% Sky Obscured)

54
57
89
78
70
88
83
86
93
99
99
100
69
88
100
100
91
82
69
51
60
48
52
57

Low Clouds (% Sky Obscured)

54
57
58
60
52
48
37
52
67
62
64
67
64
54
50
47
48
58
59
37
60
44
52
57

Medium Clouds (% Sky Obscured)

17
12
9
23
5
1
3
17
35
64
77
78
45
40
46
69
41
29
16
13
7
0
0
0

High Clouds (% Sky Obscured)

2
11
37
31
27
21
10
31
55
74
55
40
30
59
85
91
76
21
2
2
3
1
1
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
6
9
9
9
9
9
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
3
5
7
10
10
14
20
38
60
40
10
6
9
13
19
25
29
34
35
26
21
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

20
21
21
21
21
21
22
22
22
21
21
18
17
15
13
12
11
13
15
16
16
18
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
8
6
6
4
3
3
3
4
4
4
3
4
3
2
2
2
2
3
4
3
3
4

Dew Point (°C)

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

Relative Humidity (%)

70
71
72
70
67
63
64
74
80
76
78
90
87
91
93
93
93
90
90
85
80
80
69
61

Pressure (mb)

1012
1011
1010
1009
1008
1007
1007
1006
1006
1006
1005
1007
1007
1008
1009
1010
1010
1011
1012
1013
1013
1014
1015
1016

Ozone (du)

373
374
371
369
367
366
367
366
365
367
375
378
381
384
385
387
391
394
393
394
394
393
393
392

Sunday 5

Waning Gibbous 85%

00:22

07:31

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

Sun - Rise: 06:25, Set: 19:45, Transit: 13:06. Moon - Rise: 00:22, Set: 07:31. Civil Dark: 20:20 - 05:50. Nautical Dark: 21:02 - 05:07. Astro Dark: 21:49 - 04:21

Total Clouds (% Sky Obscured)

59
72
81
94
61
49
18
46
54
62
78
92
100
97
94
93
88
78
58
54
57
59
48
38

Low Clouds (% Sky Obscured)

59
47
25
16
11
9
0
0
0
0
0
0
0
0
0
0
25
21
17
26
34
43
28
14

Medium Clouds (% Sky Obscured)

0
4
7
11
9
4
0
0
0
0
22
43
65
53
44
26
34
16
16
20
17
16
18
18

High Clouds (% Sky Obscured)

1
26
66
88
53
31
15
35
49
60
75
88
100
91
80
68
38
36
34
23
25
28
28
23

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 (%)

1
7
12
3
2
1
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)

17
17
16
14
11
8
7
5
5
5
4
4
4
4
5
5
5
8
10
12
13
14
15
15

Chance of Frost

Temperature (°C)

10
10
10
9
8
6
5
5
4
4
4
3
3
3
2
2
2
5
7
9
10
11
13
13

Feels Like (°C)

3
4
4
4
4
4
2
3
1
1
1
-0
-1
-1
-1
-1
-1
0
1
2
2
4
5
10

Dew Point (°C)

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

Relative Humidity (%)

56
58
61
64
67
75
78
82
82
83
85
86
88
88
89
91
88
82
76
73
68
66
62
62

Pressure (mb)

1017
1018
1019
1020
1021
1022
1023
1023
1024
1024
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1023
1022
1022
1021

Ozone (du)

391
391
387
388
393
391
387
384
383
380
377
374
374
372
370
368
367
366
365
365
364
363
362
362

Monday 6

Waning Gibbous 77%

01:32

08:05

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

Sun - Rise: 06:23, Set: 19:47, Transit: 13:06. Moon - Rise: 01:32, Set: 08:05. Civil Dark: 20:22 - 05:48. Nautical Dark: 21:04 - 05:05. Astro Dark: 21:51 - 04:18

Total Clouds (% Sky Obscured)

27
18
13
9
33
59
83
59
36
8
6
5
4
6
8
9
7
7
7
17
27
38
55
73

Low Clouds (% Sky Obscured)

2
3
2
0
2
4
5
4
2
0
0
0
0
1
1
1
1
1
0
1
1
1
8
15

Medium Clouds (% Sky Obscured)

19
14
7
4
16
27
40
37
33
8
6
4
0
0
0
0
0
0
0
10
19
31
25
23

High Clouds (% Sky Obscured)

18
18
13
9
33
54
70
50
29
8
5
5
4
5
5
6
5
5
3
2
1
0
19
34

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
2
6
3
6
7
5
4
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
15
14
13
12
11
11
10
10
10
10
10
10
10
10
10
11
12
14
15
16
16
17
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
11
11
8
7
7
6
6
6
4
5
5
5
5
5
7
8
8
9
10
11
18

Dew Point (°C)

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

Relative Humidity (%)

62
61
64
69
72
76
78
82
87
90
93
90
88
87
87
85
87
84
83
80
77
74
70
73

Pressure (mb)

1020
1020
1019
1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011

Ozone (du)

362
363
362
362
362
361
360
359
358
357
357
357
358
358
358
358
358
359
360
362
361
361
361
360

Tuesday 7

Waning Gibbous 69%

02:31

08:51

15 Bad
16 Bad
17 Bad
18 Bad
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: 06:21, Set: 19:48, Transit: 13:05. Moon - Rise: 02:31, Set: 08:51. Civil Dark: 20:23 - 05:45. Nautical Dark: 21:06 - 05:02. Astro Dark: 21:54 - 04:15

Total Clouds (% Sky Obscured)

89
93
95
97
98
99
100
100
100
100
100
100
100
100
100
99
100
100
100
92
84
76

Low Clouds (% Sky Obscured)

22
18
16
13
9
4
0
4
8
16
45
71
92
74
52
30
19
10
2
1
2
2

Medium Clouds (% Sky Obscured)

19
32
45
58
72
85
100
94
89
83
81
76
73
74
77
78
76
76
78
73
68
63

High Clouds (% Sky Obscured)

46
55
66
80
83
85
90
93
97
100
99
97
96
96
98
99
100
100
100
69
38
11

ISS Passover

Visibility (miles)

9
9
8
7
6
5
4
3
5
7
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

Precipitation Type

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

Precipitation Probability (%)

5
24
48
78
73
70
67
52
50
33
27
25
20
28
27
20
17
12
2
1
0
0

Precipitation Amount (mm)

0
0
0
0.6
0.4
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
18
17
16
15
14
13
12
12
11
10
9
8
7
7
6
7
8
9
10
11

Feels Like (°C)

17
17
17
18
18
13
13
13
13
13
13
8
7
6
6
5
5
3
3
3
4
5

Dew Point (°C)

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

Relative Humidity (%)

76
77
83
90
96
96
95
95
95
95
95
95
93
93
94
93
94
90
87
81
76
70

Pressure (mb)

1010
1010
1011
1011
1011
1012
1013
1014
1014
1015
1015
1016
1017
1018
1018
1019
1020
1020
1021
1021
1021
1021

Ozone (du)

360
360
360
361
361
362
363
364
366
368
370
371
373
374
377
380
382
388
395
401
406
412

Forecast for Nether Heyford, Northamptonshire, United Kingdom (52.22,-1.04)

Generated: 01/04/26 15:18:42. Forecast: 01/04/26 to 07/04/26. Timezone: UTC+1.00