Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Gibbous 92%

16:30

05:08

05 Good
06 Good
07 Good
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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:53, Set: 20:15, Transit: 13:04. Moon - Rise: 16:30, Set: 05:08. Civil Dark: 20:53 - 05:15. Nautical Dark: 21:41 - 04:24. Astro Dark: 22:38 - 03:26

Total Clouds (% Sky Obscured)

2
11
17
54
89
76
64
69
72
77
96
88
90
87
84
94
83
57
70
89
98
96
83
72

Low Clouds (% Sky Obscured)

0
0
0
3
15
20
56
64
64
73
95
87
86
84
78
89
79
52
66
87
98
93
77
67

Medium Clouds (% Sky Obscured)

35
48
41
38
61
45
2
2
15
4
9
2
2
0
7
19
32
38
46
50
56
29
14
26

High Clouds (% Sky Obscured)

4
9
56
70
73
4
0
0
3
8
8
0
3
4
4
4
4
4
0
0
0
7
5
8

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
3
1
0
0
0
0
1
2
13
9
2
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)

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

Chance of Frost

Temperature (°C)

1
1
2
4
6
7
8
9
10
11
11
11
10
9
9
7
6
5
5
4
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
85
76
70
64
62
57
54
51
50
51
54
66
69
75
75
85
86
86
79
73
76
82

Pressure (mb)

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

Ozone (du)

370
369
368
368
368
369
368
367
367
366
366
367
367
368
369
370
372
369
368
369
369
368
371
373

Sunday 21

Waxing Gibbous 96%

17:41

05:15

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

Sun - Rise: 05:51, Set: 20:17, Transit: 13:04. Moon - Rise: 17:41, Set: 05:15. Civil Dark: 20:55 - 05:13. Nautical Dark: 21:43 - 04:21. Astro Dark: 22:41 - 03:23

Total Clouds (% Sky Obscured)

77
65
46
49
59
57
65
38
46
35
46
51
43
57
45
39
43
48
48
53
50
50
40
100

Low Clouds (% Sky Obscured)

70
48
9
24
31
36
37
38
41
39
49
52
44
54
45
43
23
26
19
26
30
30
35
40

Medium Clouds (% Sky Obscured)

16
14
31
29
26
21
34
3
9
3
5
5
4
8
8
5
26
25
25
28
29
19
25
36

High Clouds (% Sky Obscured)

10
44
26
7
4
8
4
4
4
4
1
4
5
11
7
4
4
4
4
7
9
33
35
84

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
1
1
0
0
0
0
0
0
0
2
21
34

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
82
76
68
63
59
56
56
53
53
53
54
62
70
78
85
89
91
91
88
86
82
85

Pressure (mb)

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

Ozone (du)

375
378
380
381
386
389
390
389
390
391
390
393
398
397
392
388
385
385
386
386
384
387
391
395

Monday 22

Waxing Gibbous 99%

18:53

05:23

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:49, Set: 20:19, Transit: 13:04. Moon - Rise: 18:53, Set: 05:23. Civil Dark: 20:57 - 05:10. Nautical Dark: 21:46 - 04:19. Astro Dark: 22:45 - 03:19

Total Clouds (% Sky Obscured)

93
47
95
93
98
98
99
98
99
100
100
100
100
99
96
98
72
76
86
94
90
90
88
88

Low Clouds (% Sky Obscured)

40
35
35
35
47
57
67
84
85
85
88
89
88
89
89
94
71
75
62
54
67
68
64
64

Medium Clouds (% Sky Obscured)

15
28
87
95
95
92
95
96
96
99
100
98
72
65
57
62
53
50
48
45
30
15
0
0

High Clouds (% Sky Obscured)

83
73
80
73
76
56
65
75
93
100
95
90
97
85
9
3
9
3
45
53
51
72
76
81

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
9
9
9
9
8
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
Very Light Rain
Very Light Rain
None
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

22
21
34
46
41
39
24
45
56
54
53
55
66
66
59
70
67
50
44
33
16
14
11
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0.4
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
93
94
93
94
93
94
94
96
94
94
93
93
93
94
93
91
91
83
88
89
85
75
75

Pressure (mb)

1032
1031
1031
1031
1031
1030
1029
1029
1028
1027
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

396
398
400
402
404
403
404
404
404
405
406
406
406
405
405
406
405
404
405
405
405
405
407
405

Tuesday 23

Waxing Gibbous 100%

20:08

05:32

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 OK
01 OK
02 OK
03 OK
04 OK

Sun - Rise: 05:46, Set: 20:20, Transit: 13:03. Moon - Rise: 20:08, Set: 05:32. Civil Dark: 20:59 - 05:08. Nautical Dark: 21:48 - 04:16. Astro Dark: 22:48 - 03:15

Total Clouds (% Sky Obscured)

88
79
92
79
96
90
83
77
82
90
100
100
100
100
75
67
69
50
53
36
33
29
26
40

Low Clouds (% Sky Obscured)

44
45
44
41
51
53
58
63
69
77
83
83
84
83
58
56
56
45
38
27
23
33
39
40

Medium Clouds (% Sky Obscured)

0
1
42
27
26
22
18
14
33
52
75
75
80
80
66
49
35
24
27
15
8
12
15
19

High Clouds (% Sky Obscured)

84
61
86
64
54
42
25
5
40
42
56
53
55
57
37
17
10
0
2
22
40
30
45
36

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
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
1
1
1
0
4
2
4
4
4
4
12
13
13
16
21
23
23
20
4
6
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
86
86
83
78
75
72
70
66
65
65
70
73
73
75
75
76
83
83
83
85
81
83
81

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020

Ozone (du)

405
405
405
403
400
398
397
397
399
402
399
398
399
401
402
403
401
402
401
402
403
404
404
404

Wednesday 24

Full Moon 99%

21:26

05:42

05 Bad
06 Bad
07 Bad
08 Bad
09 OK
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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:44, Set: 20:22, Transit: 13:03. Moon - Rise: 21:26, Set: 05:42. Civil Dark: 21:01 - 05:06. Nautical Dark: 21:51 - 04:13. Astro Dark: 22:51 - 03:11

Total Clouds (% Sky Obscured)

55
70
71
49
43
80
87
100
100
98
92
97
95
82
83
79
75
73
63
59
57
62
61
66

Low Clouds (% Sky Obscured)

47
58
60
49
52
70
73
80
76
71
63
62
54
46
76
75
74
70
65
60
59
57
55
60

Medium Clouds (% Sky Obscured)

20
28
18
9
1
27
53
75
74
73
67
63
59
55
21
10
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
3
2
2
3
0
0
0
0
0
0
0
0
0
0
0
1
1
2
2
4
5
7
6

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
0
0
1
1
2
10
17
25
29
25
26
27
26
20
15
6
6
5
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
79
71
61
57
54
52
55
67
65
56
65
66
76
79
82
85
86
88
89
89
89
91

Pressure (mb)

1020
1019
1019
1018
1018
1018
1017
1017
1016
1016
1015
1015
1015
1014
1014
1016
1017
1017
1017
1016
1016
1016
1016
1015

Ozone (du)

404
405
406
407
410
411
412
412
411
412
414
416
418
419
419
420
421
422
424
425
426
426
427
428

Thursday 25

Waning Gibbous 96%

22:46

05:56

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:42, Set: 20:24, Transit: 13:03. Moon - Rise: 22:46, Set: 05:56. Civil Dark: 21:03 - 05:03. Nautical Dark: 21:53 - 04:10. Astro Dark: 22:55 - 03:07

Total Clouds (% Sky Obscured)

67
64
67
59
53
60
71
83
88
93
98
98
97
97
96
95
95
93
92
90
85
79
74
68

Low Clouds (% Sky Obscured)

61
62
55
50
46
56
63
69
69
70
72
69
67
63
60
56
52
54
55
58
53
54
59
60

Medium Clouds (% Sky Obscured)

0
0
0
1
2
10
21
30
38
47
53
52
51
46
62
73
87
74
58
44
42
40
35
42

High Clouds (% Sky Obscured)

4
2
4
5
6
5
4
2
10
19
25
34
49
61
58
50
51
36
20
4
3
3
3
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
8
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
1
2
2
0
11
16
21
29
36
42
39
35
29
24
19
12
9
6
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
-1
0
2
3
4
5
6
7
8
8
8
8
9
9
5
5
5
4
3
2
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

86
81
80
73
69
65
65
67
67
67
66
66
69
73
77
82
85
90
88
88
88
88
89
89

Pressure (mb)

1015
1015
1015
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009

Ozone (du)

426
425
424
426
428
430
429
429
429
428
427
425
424
423
422
421
421
420
419
419
418
418
419
419

Friday 26

Waning Gibbous 91%

00:06

06:15

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: 05:40, Set: 20:26, Transit: 13:03. Moon - Rise: 00:06, Set: 06:15. Civil Dark: 21:05 - 04:59. Nautical Dark: 21:55 - 04:08. Astro Dark: 22:59 - 03:03

Total Clouds (% Sky Obscured)

60
55
64
73
81
85
88
92
92
91
91
87
84
83
89
93
96
96
97
97

Low Clouds (% Sky Obscured)

61
58
53
49
51
62
74
85
82
79
76
66
58
52
54
53
52
50
50
47

Medium Clouds (% Sky Obscured)

44
44
46
46
38
42
45
50
65
78
91
86
78
71
73
76
81
80
79
79

High Clouds (% Sky Obscured)

2
1
3
4
4
8
10
14
18
21
25
29
32
40
41
43
41
42
53
54

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
4
7
8
16
20
23
24
25
25
27
28
28
28
26
23
29
30
27

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
91
86
81
77
72
68
64
63
64
64
67
71
74
78
84
87
88
91

Pressure (mb)

1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1007
1006
1006
1006
1006
1006
1006
1007
1006
1006

Ozone (du)

420
421
422
422
423
424
425
426
426
426
425
425
424
424
423
424
426
427
427
428

Forecast for Chaddesden, Derby, United Kingdom (52.94,-1.44)

Generated: 20/04/24 05:59:06. Forecast: 20/04/24 to 26/04/24. Timezone: UTC+1.00