Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Gibbous 92%

16:29

05:08

23 Bad
00 OK
01 OK
02 Good
03 Good
04 Good
05 OK
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

Sun - Rise: 05:52, Set: 20:16, Transit: 13:04. Moon - Rise: 16:29, Set: 05:08. Civil Dark: 20:54 - 05:14. Nautical Dark: 21:43 - 04:25. Astro Dark: 22:41 - 03:27

Total Clouds (% Sky Obscured)

56
44
36
11
11
11
36
50
90
55
60
65
56
61
62
49
78
77
85
90
62
53
59
58

Low Clouds (% Sky Obscured)

2
5
4
2
2
2
4
2
2
4
13
31
46
52
59
58
75
72
80
85
67
56
62
65

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
23
38
48
31
30
27
25
27
26
30
11
2
3
28
37
34
39
36

High Clouds (% Sky Obscured)

0
0
3
8
9
7
7
8
70
70
75
0
0
3
0
7
4
3
0
4
5
0
3
4

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
1
6
4
2
1
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
82
82
83
83
83
83
77
69
63
58
55
51
49
47
48
47
49
58
64
70
74
75

Pressure (mb)

1026
1026
1026
1027
1027
1028
1028
1028
1029
1029
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1030
1030
1031

Ozone (du)

368
367
369
369
368
369
368
365
365
365
364
364
365
364
364
364
366
367
367
366
368
369
366
366

Saturday 20

Waxing Gibbous 92%

17:41

05:15

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 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:50, Set: 20:18, Transit: 13:04. Moon - Rise: 17:41, Set: 05:15. Civil Dark: 20:56 - 05:12. Nautical Dark: 21:45 - 04:22. Astro Dark: 22:44 - 03:23

Total Clouds (% Sky Obscured)

65
74
89
96
100
100
100
99
95
88
81
54
54
50
45
72
41
41
59
71
66
62
67
64

Low Clouds (% Sky Obscured)

69
77
88
96
100
100
96
95
69
34
41
42
42
57
52
51
50
53
53
51
45
33
28
46

Medium Clouds (% Sky Obscured)

47
49
46
41
61
54
56
60
67
75
72
46
47
9
5
32
4
3
18
29
29
24
31
31

High Clouds (% Sky Obscured)

6
6
6
4
4
16
60
65
75
28
9
18
8
8
6
42
4
3
3
3
3
3
5
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 (%)

1
8
15
13
9
7
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
83
80
82
86
86
83
82
75
67
60
56
53
49
47
47
48
48
54
62
70
76
80

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1031
1032
1032
1032
1033
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1033
1033

Ozone (du)

368
370
370
373
376
380
384
389
390
391
392
393
391
392
392
389
388
387
389
388
386
385
384
384

Sunday 21

Waxing Gibbous 96%

18:54

05:23

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:48, Set: 20:19, Transit: 13:04. Moon - Rise: 18:54, Set: 05:23. Civil Dark: 20:58 - 05:09. Nautical Dark: 21:47 - 04:20. Astro Dark: 22:47 - 03:20

Total Clouds (% Sky Obscured)

35
49
62
55
52
40
78
100
96
100
99
99
99
98
99
99
99
98
97
97
97
92
95
92

Low Clouds (% Sky Obscured)

18
24
43
32
25
25
20
25
25
25
25
57
80
84
85
88
88
89
92
91
92
88
71
66

Medium Clouds (% Sky Obscured)

25
37
31
30
35
34
75
100
96
96
99
97
96
96
96
97
96
92
53
79
48
43
38
25

High Clouds (% Sky Obscured)

4
20
24
63
50
70
20
64
78
82
81
62
60
68
60
62
5
20
9
15
34
6
52
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
7
7
7
8
9
6
8
9
9
9
5
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
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
2
15
23
23
27
44
44
51
55
58
54
65
73
65
58
67
88
87
56
49
50
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0
0.3
0.4
0.3
0.2
0.3
0.7
0.6
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
77
74
76
80
83
86
88
93
91
93
94
93
93
93
94
93
93
93
96
94
93
93
90

Pressure (mb)

1033
1033
1033
1033
1032
1032
1032
1031
1031
1031
1030
1030
1029
1029
1028
1027
1027
1026
1026
1025
1025
1026
1026
1026

Ozone (du)

387
394
399
403
407
409
411
410
407
406
406
404
401
402
403
404
406
407
406
405
405
405
404
404

Monday 22

Waxing Gibbous 99%

20:09

05:31

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
22 Bad

Sun - Rise: 05:46, Set: 20:21, Transit: 13:03. Moon - Rise: 20:09, Set: 05:31. Civil Dark: 21:00 - 05:07. Nautical Dark: 21:50 - 04:17. Astro Dark: 22:51 - 03:16

Total Clouds (% Sky Obscured)

88
85
83
79
73
73
76
78
77
79
80
81
86
90
91
92
94
94
97
94
80
74
68
46

Low Clouds (% Sky Obscured)

62
61
57
49
48
58
64
70
69
68
55
65
71
73
72
72
71
79
88
92
78
71
63
44

Medium Clouds (% Sky Obscured)

13
2
2
2
2
25
40
40
35
33
26
2
0
0
19
40
56
52
44
36
26
13
0
0

High Clouds (% Sky Obscured)

65
60
55
50
45
45
34
20
22
47
52
48
24
30
21
13
5
4
3
1
3
4
7
4

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 (%)

32
9
7
5
0
1
2
0
2
8
14
7
4
1
1
1
2
6
10
8
11
11
10
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
2
2
2
2
1
1
1
2
3
2
2
3
3
3
3
4
3
3
3
3
4
3

Relative Humidity (%)

88
89
89
89
91
91
85
85
86
82
82
71
70
67
64
62
64
65
64
65
68
75
81
82

Pressure (mb)

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

Ozone (du)

404
402
401
399
396
395
394
393
391
388
388
388
389
389
392
392
393
395
398
398
397
398
398
399

Tuesday 23

Waxing Gibbous 100%

21:27

05:41

23 OK
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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:43, Set: 20:23, Transit: 13:03. Moon - Rise: 21:27, Set: 05:41. Civil Dark: 21:02 - 05:04. Nautical Dark: 21:52 - 04:14. Astro Dark: 22:54 - 03:12

Total Clouds (% Sky Obscured)

24
13
37
57
80
89
60
68
81
88
82
66
74
77
75
73
71
68
64
56
50
48
46
55

Low Clouds (% Sky Obscured)

23
9
21
32
46
46
33
29
32
37
39
46
50
48
50
51
51
61
71
77
66
70
69
76

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
7
35
26
28
29
26
24
23
24
28
31
21
10
0
0

High Clouds (% Sky Obscured)

3
2
13
22
28
39
44
58
66
62
50
4
26
2
4
5
4
2
1
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 (%)

6
0
0
0
0
0
0
0
0
0
0
0
1
7
12
12
6
21
23
19
26
24
16
22

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
2
2
3
3
2
3
2
3
2
3
2
2
2
2
2
2
3
4
5
5
4
4

Relative Humidity (%)

85
86
89
91
94
94
94
93
89
83
75
69
63
58
54
54
52
52
57
65
72
74
78
81

Pressure (mb)

1023
1022
1022
1021
1021
1020
1020
1019
1019
1018
1018
1018
1017
1016
1016
1015
1015
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

400
404
407
407
405
405
404
404
405
405
404
403
404
404
405
407
408
409
411
413
415
419
422
426

Wednesday 24

Full Moon 99%

22:48

05:54

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
07 OK
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

Sun - Rise: 05:41, Set: 20:25, Transit: 13:03. Moon - Rise: 22:48, Set: 05:54. Civil Dark: 21:04 - 05:02. Nautical Dark: 21:55 - 04:11. Astro Dark: 22:58 - 03:08

Total Clouds (% Sky Obscured)

68
72
74
76
79
66
49
33
37
47
57
71
83
91
92
95
99
97
94
91
91
90
90
89

Low Clouds (% Sky Obscured)

74
72
72
73
73
73
71
66
69
73
76
77
78
79
72
63
52
52
50
50
51
51
52
52

Medium Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
0
0
0
15
31
50
58
62
70
71
70
69
64
59
52
44

High Clouds (% Sky Obscured)

0
0
3
6
6
3
1
0
0
0
0
1
2
3
2
2
1
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
3
0
3
6
9
9
9
9
7
5
2
5
7
9
8
7
7
6
5
5
6
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
Very Light Rain
None
None
None
None

Precipitation Probability (%)

24
25
20
16
5
9
8
5
8
10
12
14
15
15
21
25
29
35
42
48
41
34
32
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
91
96
96
94
94
91
88
85
80
76
71
65
59
54
59
64
68
74
80
85
88
90
91

Pressure (mb)

1013
1013
1014
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

428
429
431
433
435
437
439
440
441
441
440
439
439
438
437
437
437
437
435
434
432
431
430
429

Thursday 25

Waning Gibbous 96%

No Rise

06:13

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

Sun - Rise: 05:39, Set: 20:27, Transit: 13:03. Moon - Rise: No Rise, Set: 06:13. Civil Dark: 21:06 - 05:00. Nautical Dark: 21:57 - 04:08. Astro Dark: N/A - 03:04

Total Clouds (% Sky Obscured)

87
86
76
67
58
61
62
65
71
77
83
85
88
91
94
97
100
92
84
76

Low Clouds (% Sky Obscured)

53
56
39
22
5
5
7
9
18
30
42
58
74
89
88
85
83
71
59
45

Medium Clouds (% Sky Obscured)

34
26
29
29
32
35
39
43
43
40
37
34
31
26
35
47
57
59
56
57

High Clouds (% Sky Obscured)

1
1
1
0
0
1
1
2
3
3
3
2
2
2
2
2
2
2
2
3

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

18
15
12
7
0
0
0
0
1
2
1
19
26
32
33
36
39
38
38
38

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
89
89
89
89
89
82
75
69
66
62
59
61
63
65
68
72

Pressure (mb)

1011
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007
1007
1007
1007

Ozone (du)

428
427
426
426
425
425
425
426
426
426
427
427
428
429
430
431
432
433
433
434

Forecast for Chesterfield, Derbyshire, United Kingdom (53.24,-1.42)

Generated: 19/04/24 23:27:44. Forecast: 19/04/24 to 25/04/24. Timezone: UTC+1.00