Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 91%

00:06

06:43

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
20 Bad

Sun - Rise: 05:38, Set: 20:28, Transit: 13:03. Moon - Rise: 00:06, Set: 06:43. Civil Dark: 21:05 - 04:59. Nautical Dark: 21:56 - 04:08. Astro Dark: 22:59 - 03:03

Total Clouds (% Sky Obscured)

74
79
77
97
96
84
83
85
100
100
100
100
100
100
100
100
99
100
100
100
99
100
100
100

Low Clouds (% Sky Obscured)

82
80
75
45
70
63
57
77
69
71
69
55
71
72
74
87
83
100
99
99
94
79
68
74

Medium Clouds (% Sky Obscured)

57
58
67
93
88
59
30
17
62
99
100
100
100
100
100
99
98
93
92
89
85
99
100
100

High Clouds (% Sky Obscured)

47
25
54
47
32
18
41
5
100
83
70
60
69
91
74
60
55
14
57
100
90
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 (%)

9
7
0
0
0
0
0
0
1
1
4
3
24
26
37
42
42
34
27
19
21
11
3
5

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
7
7
7
7
8
8
9
9
12
13
14
14
14
14
15
14
13
13
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
96
98
98
96
98
98
98
98
98
94
88
81
75
75
75
70
70
71
75
79
81
85

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

456
454
454
457
460
460
461
461
459
459
459
458
456
455
452
451
447
442
440
438
440
440
440
438

Saturday 27

Waning Gibbous 83%

01:19

07:26

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
20 Bad

Sun - Rise: 05:36, Set: 20:29, Transit: 13:03. Moon - Rise: 01:19, Set: 07:26. Civil Dark: 21:07 - 04:57. Nautical Dark: 21:58 - 04:05. Astro Dark: 23:02 - 02:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
95
98
96
90
67
86
43
40
64
54
56
45

Low Clouds (% Sky Obscured)

77
69
76
72
79
78
73
69
78
81
71
73
85
94
75
74
36
51
33
30
38
46
40
20

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
78
52
46
48
31
25
70
25
30
59
51
40
45

High Clouds (% Sky Obscured)

95
100
100
100
100
100
100
100
100
100
77
57
55
0
3
3
3
3
49
60
60
60
55
50

ISS Passover

Visibility (miles)

9
9
9
3
3
7
0
0
1
2
9
9
2
2
9
9
8
9
8
7
3
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
None
None
Very Light Rain
None
None

Precipitation Probability (%)

8
16
62
87
89
95
95
95
95
95
56
33
31
25
12
26
36
55
57
43
52
57
32
5

Precipitation Amount (mm)

0
0
0.3
0.7
0.5
0.6
3.1
1.5
2.1
0.8
0
0
0
0
0
0
0
0
0.2
0
0
0.3
0
0

Wind Speed/Direction (mph)

13
14
15
16
17
16
15
15
15
13
13
12
12
10
10
9
9
10
12
12
11
10
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
88
89
96
96
96
98
98
98
98
96
94
94
98
94
91
93
91
95
95
95
96
95
93

Pressure (mb)

1005
1005
1004
1004
1003
1002
1002
1001
1001
1001
1001
1001
1001
1002
1002
1003
1003
1004
1005
1005
1006
1007
1008
1009

Ozone (du)

439
438
438
435
435
433
431
431
432
435
444
446
447
452
455
457
455
453
448
441
439
438
435
434

Sunday 28

Waning Gibbous 74%

02:18

08:28

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

Sun - Rise: 05:34, Set: 20:31, Transit: 13:03. Moon - Rise: 02:18, Set: 08:28. Civil Dark: 21:09 - 04:54. Nautical Dark: 22:00 - 04:02. Astro Dark: 23:06 - 02:55

Total Clouds (% Sky Obscured)

45
39
16
14
6
64
63
33
61
74
73
57
59
56
65
81
97
73
82
79
86
33
36
37

Low Clouds (% Sky Obscured)

4
1
1
1
6
19
30
34
43
50
78
78
59
57
46
54
75
33
39
37
35
32
23
11

Medium Clouds (% Sky Obscured)

35
26
2
0
0
49
70
16
53
66
67
65
63
54
29
34
57
47
63
54
39
0
13
25

High Clouds (% Sky Obscured)

45
21
10
11
0
65
65
0
24
10
19
0
50
0
0
0
20
22
62
50
75
0
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
6
6
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
19
26
37
36
34
34
30
14
9
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)

6
6
5
6
6
6
6
5
5
5
6
10
12
14
15
16
14
16
15
16
15
15
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
96
94
94
94
96
96
96
96
98
98
91
87
80
71
66
74
75
67
68
71
77
80
85

Pressure (mb)

1010
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1012
1013

Ozone (du)

436
439
443
445
450
453
455
457
457
457
459
459
461
458
453
452
447
445
441
439
435
435
434
432

Monday 29

Waning Gibbous 64%

03:00

09:46

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

Sun - Rise: 05:32, Set: 20:33, Transit: 13:03. Moon - Rise: 03:00, Set: 09:46. Civil Dark: 21:11 - 04:52. Nautical Dark: 22:03 - 04:00. Astro Dark: 23:10 - 02:51

Total Clouds (% Sky Obscured)

41
32
37
34
21
26
26
22
17
15
13
8
2
27
51
74
72
72
64
74
80
84
73
70

Low Clouds (% Sky Obscured)

0
0
0
0
10
19
28
26
26
26
17
9
0
11
21
33
44
55
66
61
56
51
51
48

Medium Clouds (% Sky Obscured)

38
31
35
15
10
6
1
0
0
0
0
0
0
10
21
28
17
10
0
9
18
27
28
30

High Clouds (% Sky Obscured)

1
1
28
33
4
6
7
2
2
0
2
3
3
13
31
29
9
34
4
41
48
48
22
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
5
7
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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
15
19
28
35
58
52
37
37
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0

Wind Speed/Direction (mph)

8
7
6
6
5
5
5
5
6
6
6
9
11
13
15
17
18
18
16
15
14
12
10
9

Chance of Frost

Temperature (°C)

10
9
8
8
7
7
7
7
7
7
8
10
12
13
14
16
17
17
17
18
17
16
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
95
95
93
93
93
93
94
94
93
90
83
75
69
67
65
64
70
70
77
81
86
93

Pressure (mb)

1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1009
1009
1008
1008
1008
1008
1008
1009

Ozone (du)

434
436
438
435
434
432
432
430
430
429
428
428
429
428
430
435
438
438
437
435
433
434
434
436

Tuesday 30

Waning Gibbous 53%

03:29

11:14

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
20 Bad

Sun - Rise: 05:30, Set: 20:35, Transit: 13:02. Moon - Rise: 03:29, Set: 11:14. Civil Dark: 21:13 - 04:50. Nautical Dark: 22:05 - 03:57. Astro Dark: 23:14 - 02:47

Total Clouds (% Sky Obscured)

74
78
75
72
91
96
100
100
100
100
92
84
75
69
65
62
73
82
91
95
97
100
100
100

Low Clouds (% Sky Obscured)

48
53
58
60
66
73
80
80
82
87
75
66
57
49
44
37
46
58
65
60
50
34
40
51

Medium Clouds (% Sky Obscured)

31
32
34
33
44
89
100
100
100
100
91
82
26
46
18
14
23
31
42
62
78
90
92
96

High Clouds (% Sky Obscured)

59
46
21
0
53
78
100
100
100
100
78
23
2
5
40
8
17
29
54
68
69
61
71
80

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
6
8
9
8
8
1
4
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

26
24
23
22
32
37
43
60
70
75
69
59
42
40
31
20
24
24
22
33
37
37
44
50

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
4
4
4
5
4
4
4
4
4
5
6
5
6
6
6
6
6
6
5
5
5
5

Chance of Frost

Temperature (°C)

13
12
11
11
10
10
10
10
10
10
10
11
12
12
13
14
15
15
16
16
16
15
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
98
98
98
98
98
98
98
98
98
95
93
93
93
93
90
85
80
77
80
86
89
92

Pressure (mb)

1009
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

436
436
436
432
430
431
430
428
424
422
420
416
414
411
408
406
404
404
403
403
404
405
405
405

Wednesday 1

Third Quarter 41%

03:49

12:45

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
20 Bad

Sun - Rise: 05:28, Set: 20:36, Transit: 13:02. Moon - Rise: 03:49, Set: 12:45. Civil Dark: 21:15 - 04:48. Nautical Dark: 22:08 - 03:54. Astro Dark: 23:18 - 02:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96

Low Clouds (% Sky Obscured)

76
76
72
68
76
84
92
94
95
96
96
96
96
93
89
85
85
85
85
72
60
48
42
41

Medium Clouds (% Sky Obscured)

99
97
95
93
95
97
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96

High Clouds (% Sky Obscured)

85
85
75
65
66
79
98
99
99
100
100
100
100
100
100
100
92
84
76
85
93
100
93
86

ISS Passover

Visibility (miles)

9
9
6
3
0
0
0
0
1
1
1
3
6
8
6
4
2
3
4
4
4
4
3
3

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

Very Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

54
52
51
50
54
59
64
71
79
88
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.2
0
0
0
0
0.2
0.3
0.4
0.5
0.6
0.7
0.9
1.1
1.2
1.4
1.6
1.6
1.5
1.4
1
0.8
0.7
0.8
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
11
11
11
11
10
10
10
10
9
10
9
10
10
10
10
10
10
10
10
10
10
10

Relative Humidity (%)

95
98
98
98
98
100
98
98
98
98
96
96
95
95
96
96
96
98
98
98
98
98
98
98

Pressure (mb)

1009
1009
1009
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011

Ozone (du)

405
405
404
402
401
398
395
392
391
389
387
387
386
386
383
380
378
377
376
375
374
373
373
371

Thursday 2

Waning Crescent 29%

04:03

14:16

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 OK
18 OK

Sun - Rise: 05:26, Set: 20:38, Transit: 13:02. Moon - Rise: 04:03, Set: 14:16. Civil Dark: 21:17 - 04:46. Nautical Dark: 22:10 - 03:51. Astro Dark: 23:22 - 02:38

Total Clouds (% Sky Obscured)

94
75
65
60
64
72
79
83
81
79
78
75
77
73
72
71
75
75
76
54
36
27

Low Clouds (% Sky Obscured)

35
40
50
50
55
60
69
70
75
70
69
68
67
56
51
50
48
46
44
40
33
26

Medium Clouds (% Sky Obscured)

95
78
65
55
64
67
61
59
57
51
48
50
51
34
18
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

79
62
54
40
38
41
39
40
41
37
33
34
40
40
40
45
48
46
42
28
13
0

ISS Passover

Visibility (miles)

3
3
4
4
4
6
8
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

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
92
82
66
58
46
20
23
21
16
20
21
21
22
22
20
18
15
11

Precipitation Amount (mm)

1.2
1.1
1
0.9
0.7
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
9
9
9
9
8
8
8
8
9
9
10
10
10
11
11
11
11
11
11

Relative Humidity (%)

98
98
98
98
98
98
98
96
98
96
96
95
91
92
87
84
82
80
80
78
76
75

Pressure (mb)

1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013

Ozone (du)

370
369
370
371
372
372
372
373
374
376
378
380
383
385
386
386
386
390
395
399
396
393

Forecast for Darley Abbey, Derby, United Kingdom (52.94,-1.48)

Generated: 26/04/24 21:08:37. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00