Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 15

Waning Crescent 2%

05:24

19:10

20 OK
21 Bad
22 OK
23 OK
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: 06:03, Set: 20:02, Transit: 13:03. Moon - Rise: 05:24, Set: 19:10. Civil Dark: 20:38 - 05:27. Nautical Dark: 21:23 - 04:41. Astro Dark: 22:15 - 03:49

Total Clouds (% Sky Obscured)

39
36
24
34
82
100
100
98
96
95
87
95
79
58
71
80
81
62
95
100
97
100
100
100

Low Clouds (% Sky Obscured)

35
33
24
34
37
42
50
55
56
61
56
88
67
58
55
56
25
46
68
28
76
48
69
54

Medium Clouds (% Sky Obscured)

0
0
0
0
0
25
68
97
90
39
6
13
2
0
14
7
16
52
94
100
92
100
100
100

High Clouds (% Sky Obscured)

0
0
0
9
65
100
99
51
69
33
20
0
0
4
8
13
77
60
60
64
65
100
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 (%)

0
2
0
0
0
0
0
0
0
0
0
0
2
14
6
6
29
32
27
30
27
19
27
21

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
90
95
96
95
93
95
95
90
87
81
78
81
73
70
71
74
70
72
73
80
84
87

Pressure (mb)

1013
1014
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1017
1018
1018
1018

Ozone (du)

410
401
400
398
397
396
394
394
396
398
393
389
387
386
383
379
373
369
366
365
363
360
359
357

Thursday 16

Waning Crescent 0%

05:38

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: 06:01, Set: 20:04, Transit: 13:03. Moon - Rise: 05:38, Set: No Set. Civil Dark: 20:40 - 05:24. Nautical Dark: 21:26 - 04:38. Astro Dark: 22:18 - 03:46

Total Clouds (% Sky Obscured)

100
100
100
100
97
97
94
91
96
100
99
95
89
96
100
96
99
90
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

60
59
40
38
52
66
50
57
60
55
59
53
59
82
77
94
73
75
100
100
100
100
93
87

Medium Clouds (% Sky Obscured)

100
100
74
99
95
83
70
44
66
34
0
8
23
49
62
66
49
49
66
74
25
61
60
53

High Clouds (% Sky Obscured)

100
100
100
100
76
78
62
62
82
100
99
93
67
65
80
31
54
21
5
8
35
29
32
17

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
5
8
9
9

Fog (%)

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

Precipitation Probability (%)

33
16
14
13
3
0
0
0
0
0
0
0
0
0
3
17
15
39
53
62
54
38
35
22

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
7
8
8
9
9
9
10
10
10
10
11
12
14
15
16
16
14
15
16
15
14
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
93
96
96
96
96
96
96
98
96
95
95
88
80
75
74
80
85
85
87
87
87
86

Pressure (mb)

1018
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

360
363
364
366
373
366
364
363
362
362
361
361
360
361
363
364
364
363
362
363
362
363
367
367

Friday 17

New Moon 2%

05:55

20:41

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 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK

Sun - Rise: 05:58, Set: 20:06, Transit: 13:03. Moon - Rise: 05:55, Set: 20:41. Civil Dark: 20:42 - 05:22. Nautical Dark: 21:28 - 04:36. Astro Dark: 22:20 - 03:43

Total Clouds (% Sky Obscured)

97
98
93
96
86
90
87
64
62
56
58
70
22
45
66
72
91
81
77
69
70
28
30
28

Low Clouds (% Sky Obscured)

94
98
21
0
0
1
1
0
28
24
18
4
22
45
60
63
60
53
45
45
51
26
30
28

Medium Clouds (% Sky Obscured)

46
48
45
48
39
38
33
30
20
19
13
20
0
0
0
0
40
35
24
16
11
5
0
0

High Clouds (% Sky Obscured)

32
52
65
91
75
73
32
62
37
1
33
50
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
7
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
0
0
10
14
7
4
5
3
1
0
0
0
0
0
7
11
0
5
11
22
30
27
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
92
90
91
95
96
96
96
98
96
96
96
91
87
81
77
75
70
69
71
74
76
75
81

Pressure (mb)

1018
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024

Ozone (du)

369
369
368
368
372
374
375
378
384
389
394
397
399
400
404
405
404
404
403
403
400
396
394
396

Saturday 18

Waxing Crescent 7%

06:18

22:16

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

Sun - Rise: 05:56, Set: 20:07, Transit: 13:03. Moon - Rise: 06:18, Set: 22:16. Civil Dark: 20:44 - 05:20. Nautical Dark: 21:30 - 04:33. Astro Dark: 22:23 - 03:39

Total Clouds (% Sky Obscured)

25
21
14
7
0
3
6
8
15
22
28
29
28
26
36
47
55
57
54
52
43
38
33
33

Low Clouds (% Sky Obscured)

25
21
14
7
0
3
6
8
15
22
28
29
28
26
26
28
30
23
14
6
12
20
26
29

Medium Clouds (% Sky Obscured)

1
2
1
1
0
0
0
0
0
0
0
0
0
0
11
23
29
32
31
30
23
15
8
7

High Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
91
93
93
93
91
91
91
89
89
88
82
75
67
60
57
56
55
54
56
59
67
76

Pressure (mb)

1025
1026
1027
1027
1028
1028
1028
1028
1029
1029
1029
1029
1029
1030
1030
1029
1029
1029
1029
1028
1028
1028
1028
1028

Ozone (du)

395
395
394
394
393
393
394
392
390
390
389
392
393
393
393
394
394
394
395
396
396
395
394
393

Sunday 19

Waxing Crescent 14%

06:53

23:50

20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
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 OK
17 OK
18 OK
19 OK

Sun - Rise: 05:54, Set: 20:09, Transit: 13:02. Moon - Rise: 06:53, Set: 23:50. Civil Dark: 20:46 - 05:17. Nautical Dark: 21:32 - 04:30. Astro Dark: 22:26 - 03:36

Total Clouds (% Sky Obscured)

28
24
24
26
26
25
22
21
26
45
49
67
71
66
59
55
51
49
46
44
34
26
18
30

Low Clouds (% Sky Obscured)

28
24
24
26
26
25
22
21
26
37
46
67
71
64
59
55
51
49
45
40
29
19
12
24

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
5
10
19
18
30

High Clouds (% Sky Obscured)

2
1
1
1
0
1
2
4
4
12
9
22
27
31
21
23
25
30
30
30
31
22
10
7

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
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)

9
9
7
6
5
5
5
5
5
5
5
5
9
11
13
14
14
14
14
15
15
15
14
14

Chance of Frost

Temperature (°C)

8
7
5
5
4
4
3
3
2
2
2
2
5
7
9
10
11
12
12
12
12
11
10
9

Feels Like (°C)

6
5
3
3
2
2
2
1
1
0
-0
0
2
2
2
3
4
5
8
8
6
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

84
87
91
94
94
96
94
96
96
94
94
93
83
75
68
64
62
61
61
61
60
63
64
68

Pressure (mb)

1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1029
1030
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1028

Ozone (du)

392
393
392
392
391
391
391
392
393
393
392
391
391
390
390
391
391
391
393
394
395
397
399
401

Monday 20

Waxing Crescent 24%

07:45

01:13

20 OK
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: 05:52, Set: 20:11, Transit: 13:02. Moon - Rise: 07:45, Set: 01:13. Civil Dark: 20:48 - 05:15. Nautical Dark: 21:34 - 04:28. Astro Dark: 22:29 - 03:32

Total Clouds (% Sky Obscured)

40
48
52
58
67
69
71
71
70
69
70
78
79
77
68
60
54
59
69
72
73
69
70
67

Low Clouds (% Sky Obscured)

36
48
52
58
65
69
71
71
70
69
70
78
78
77
68
60
54
59
64
56
48
38
27
35

Medium Clouds (% Sky Obscured)

18
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
20
25
18
21
19
15

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
1
16
28
44
30
16
2
19
34
45
27
13
1
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
7
9
11
10
8
3
11
15
18
17
15
11
11
8
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)

13
11
10
10
11
11
10
10
9
9
9
9
11
13
15
15
17
18
17
17
16
16
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
3
4
4
4
4
4
3
4
4
4
4
4
4
3
3
3
3
4
4
4

Relative Humidity (%)

75
83
94
93
91
93
93
93
94
93
89
88
82
75
70
66
61
56
56
57
57
61
66
70

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1024
1024
1023
1023
1023

Ozone (du)

405
409
412
414
415
416
415
414
413
415
417
419
417
416
414
410
407
403
402
401
400
399
398
397

Tuesday 21

Waxing Crescent 35%

08:56

02:16

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

Sun - Rise: 05:50, Set: 20:13, Transit: 13:02. Moon - Rise: 08:56, Set: 02:16. Civil Dark: 20:50 - 05:13. Nautical Dark: 21:37 - 04:25. Astro Dark: 22:32 - 03:29

Total Clouds (% Sky Obscured)

64
58
68
75
75
56
22
14
23
42
65
78
92
100
94
88
82

Low Clouds (% Sky Obscured)

42
49
60
70
75
56
22
14
23
42
57
60
62
65
48
36
23

Medium Clouds (% Sky Obscured)

15
11
17
27
34
40
22
14
23
39
39
35
35
56
61
65
70

High Clouds (% Sky Obscured)

1
0
18
36
55
56
22
14
23
36
7
38
68
98
94
88
82

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
3
0
3
6
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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
4
4
3
3
3
0
1
1
1
1
-0
1
1
2
3
3

Dew Point (°C)

4
4
4
4
4
4
3
3
3
3
3
3
4
3
4
4
3

Relative Humidity (%)

74
79
85
88
91
94
94
96
96
98
96
96
88
79
73
67
60

Pressure (mb)

1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1020
1020
1019
1019
1019
1018
1017

Ozone (du)

398
398
399
397
394
392
390
388
386
385
384
383
378
374
369
368
368

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

Generated: 15/04/26 20:51:48. Forecast: 15/04/26 to 21/04/26. Timezone: UTC+1.00