Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 16

Waning Crescent 2%

05:24

19:10

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
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:03, Set: 20:04, Transit: 13:03. Moon - Rise: 05:24, Set: 19:10. Civil Dark: 20:40 - 05:27. Nautical Dark: 21:26 - 04:41. Astro Dark: 22:18 - 03:49

Total Clouds (% Sky Obscured)

92
100
97
69
80
79
75
94
90
63
91
91
86
95
86
96
100
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

54
59
60
57
59
62
65
86
71
54
53
48
21
22
8
48
43
68
33
41
47
43
33
48

Medium Clouds (% Sky Obscured)

25
46
73
65
1
0
0
6
16
14
25
28
51
93
86
93
100
86
100
100
94
90
83
86

High Clouds (% Sky Obscured)

92
83
45
8
15
14
0
23
8
10
54
76
75
70
43
84
100
100
100
100
100
100
100
12

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
0
0
1
3
10
4
17
20
29
32
37
33
28
21
14
13
4
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
96
91
85
85
84
82
81
76
69
71
75
68
72
78
83
86
86
87
88
91
95
96

Pressure (mb)

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

Ozone (du)

392
393
395
397
398
393
391
389
388
385
381
375
369
367
365
363
360
359
361
363
363
365
366
369

Friday 17

New Moon 0%

05:38

20:41

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
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:01, Set: 20:06, Transit: 13:03. Moon - Rise: 05:38, Set: 20:41. Civil Dark: 20:42 - 05:24. Nautical Dark: 21:28 - 04:38. Astro Dark: 22:20 - 03:46

Total Clouds (% Sky Obscured)

94
96
92
93
97
100
100
100
94
87
100
100
100
100
100
100
100
97
99
95
100
100
91
70

Low Clouds (% Sky Obscured)

56
76
43
56
54
58
55
59
62
75
100
79
100
100
100
82
91
75
73
61
84
78
49
28

Medium Clouds (% Sky Obscured)

47
74
50
43
28
28
9
29
39
35
51
68
71
67
66
67
65
64
73
61
75
65
50
34

High Clouds (% Sky Obscured)

63
71
60
84
92
100
100
100
84
64
53
71
89
74
62
59
59
15
4
21
36
19
44
37

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
6
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
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
16
20
11
14
42
47
29
15
12
20
16
7
3
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
95
96
96
96
93
90
84
79
74
80
80
83
87
92
92
90
95
95
96
93
93

Pressure (mb)

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

Ozone (du)

366
366
366
365
364
363
362
363
364
365
364
364
364
363
361
361
362
365
368
368
371
373
371
371

Saturday 18

Waxing Crescent 2%

05:55

22:16

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 OK
21 OK
22 OK
23 OK
00 OK

Sun - Rise: 05:58, Set: 20:07, Transit: 13:03. Moon - Rise: 05:55, Set: 22:16. Civil Dark: 20:44 - 05:22. Nautical Dark: 21:30 - 04:36. Astro Dark: 22:23 - 03:43

Total Clouds (% Sky Obscured)

51
62
49
92
85
78
70
62
85
89
93
80
90
78
65
66
57
52
47
36
36
31
24
19

Low Clouds (% Sky Obscured)

31
42
41
35
2
6
2
1
31
53
62
37
68
54
34
56
39
49
45
36
35
23
10
0

Medium Clouds (% Sky Obscured)

38
2
10
31
19
33
35
24
10
0
0
8
11
14
13
14
25
25
27
24
23
22
20
19

High Clouds (% Sky Obscured)

49
40
2
50
60
53
64
60
60
60
52
13
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
2
3
20
23
32
25
28
31
20
1
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
6
6
6
6
6
7
8
10
11
11
10
10
9
9
9
10
10
10
9
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
98
96
98
96
96
91
87
81
73
66
64
71
71
68
70
75
77
81
87
90
91
91

Pressure (mb)

1020
1020
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1026
1026
1027
1027
1028

Ozone (du)

375
380
384
388
389
391
394
398
400
404
409
406
404
401
400
397
395
394
394
395
395
394
395
393

Sunday 19

Waxing Crescent 7%

06:18

23:50

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

Sun - Rise: 05:56, Set: 20:09, Transit: 13:03. Moon - Rise: 06:18, Set: 23:50. Civil Dark: 20:46 - 05:20. Nautical Dark: 21:32 - 04:33. Astro Dark: 22:26 - 03:39

Total Clouds (% Sky Obscured)

17
15
11
8
4
0
4
10
16
20
23
29
35
46
64
74
77
80
78
69
60
48
43
45

Low Clouds (% Sky Obscured)

5
11
11
8
4
0
4
10
16
20
23
29
35
29
34
39
31
25
26
28
27
30
37
44

Medium Clouds (% Sky Obscured)

12
6
0
0
0
0
0
0
0
0
0
0
9
19
29
44
59
60
52
41
31
21
12
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
20
47
75
50
25
0
1
2
3

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
9
2
0
2
1
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)

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

Chance of Frost

Temperature (°C)

5
5
4
4
3
3
4
6
8
10
11
12
13
13
14
14
13
12
11
9
7
6
5
5

Feels Like (°C)

4
3
3
2
2
2
2
5
6
8
9
10
11
12
12
11
10
9
9
6
5
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
86
86
86
83
76
70
68
65
62
59
57
56
57
62
70
74
80
82
88
93
96

Pressure (mb)

1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1028
1028
1028
1029
1029
1029
1029

Ozone (du)

392
392
394
395
395
395
394
394
393
394
394
393
391
392
392
393
393
393
395
397
397
397
397
396

Monday 20

Waxing Crescent 14%

06:53

No Set

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
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:54, Set: 20:11, Transit: 13:02. Moon - Rise: 06:53, Set: No Set. Civil Dark: 20:48 - 05:17. Nautical Dark: 21:34 - 04:30. Astro Dark: 22:29 - 03:36

Total Clouds (% Sky Obscured)

48
48
47
50
56
59
64
53
54
48
74
82
83
77
70
55
77
100
99
97
95
88
79
73

Low Clouds (% Sky Obscured)

48
48
47
50
56
59
64
53
54
48
59
55
45
35
24
50
75
100
99
97
95
88
79
73

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
5
11
16
11
6
0
0
0
0
7
15
33
22
20
25
20
11
2

High Clouds (% Sky Obscured)

4
4
6
4
2
0
1
1
2
2
20
20
20
25
20
20
20
25
24
19
13
9
4
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
6
3
6
12
14
17
15
15
16
18
19
18
16
11
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
94
96
96
96
94
86
75
68
64
62
68
73
79
83
83
81
81
85
91
96
96
96

Pressure (mb)

1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026
1025
1025
1025
1025
1025
1025
1026
1026
1026
1027

Ozone (du)

396
396
396
395
394
393
392
392
392
393
393
392
391
392
393
394
394
395
395
395
395
396
397
399

Tuesday 21

Waxing Crescent 24%

07:45

01:13

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

Sun - Rise: 05:52, Set: 20:13, Transit: 13:02. Moon - Rise: 07:45, Set: 01:13. Civil Dark: 20:50 - 05:15. Nautical Dark: 21:37 - 04:28. Astro Dark: 22:32 - 03:32

Total Clouds (% Sky Obscured)

70
68
63
53
48
46
42
37
30
30
30
31
29
27
26
30
30
24
31
38
40
53
64
78

Low Clouds (% Sky Obscured)

70
68
63
53
48
46
42
37
30
30
30
31
29
27
26
30
30
24
27
22
18
33
50
72

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
0
0
1
2
3
2
1
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
6
17
30
42
44
49

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
3
0
0
0
0
0
0
0
5
7
8
6
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
4
4
4
4
4
4
4
5
4
4
4
4
4
4
5
4
4
4
4
4
3
3

Relative Humidity (%)

96
96
98
98
98
96
96
86
78
72
66
61
58
58
58
59
63
66
70
77
84
91
91
91

Pressure (mb)

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

Ozone (du)

400
401
402
402
403
404
405
405
404
403
401
399
397
396
395
394
391
389
386
386
386
386
383
380

Wednesday 22

Waxing Crescent 35%

08:56

02:16

Sun - Rise: 05:50, Set: 20:14, Transit: 13:02. Moon - Rise: 08:56, Set: 02:16. Civil Dark: 20:52 - 05:13. Nautical Dark: 21:39 - 04:25. Astro Dark: 22:35 - 03:29

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 16/04/26 01:00:03. Forecast: 16/04/26 to 22/04/26. Timezone: UTC+1.00