Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 90%

00:40

06:02

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

Sun - Rise: 05:38, Set: 20:43, Transit: 13:11. Moon - Rise: 00:40, Set: 06:02. Civil Dark: 21:26 - 04:52. Nautical Dark: 22:25 - 03:53. Astro Dark: 23:47 - 02:28

Total Clouds (% Sky Obscured)

96
93
94
93
85
67
66
52
44
76
80
38
27
35
27
8
7
20
16
16
18
39
50
15

Low Clouds (% Sky Obscured)

34
38
13
2
32
35
56
44
25
49
14
12
9
9
4
2
3
9
12
12
5
3
3
3

Medium Clouds (% Sky Obscured)

63
64
59
57
56
54
25
20
33
64
68
35
24
27
25
5
4
17
13
15
12
29
38
9

High Clouds (% Sky Obscured)

20
40
72
78
53
14
4
0
2
3
4
3
3
2
0
3
0
1
2
2
2
1
2
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 (%)

3
2
0
0
5
25
33
24
32
26
22
22
18
18
9
5
3
1
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)

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

Chance of Frost

Temperature (°C)

2
1
1
3
5
6
7
8
9
9
10
10
9
9
9
8
7
6
5
4
4
4
4
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
88
80
72
61
55
52
50
49
49
50
53
55
63
73
75
80
83
85
85
86
88
88

Pressure (mb)

1006
1006
1006
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

443
445
448
449
449
449
450
449
447
445
443
442
441
440
441
440
440
441
442
443
445
445
446
446

Saturday 27

Waning Gibbous 83%

01:58

06:24

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

Sun - Rise: 05:36, Set: 20:45, Transit: 13:11. Moon - Rise: 01:58, Set: 06:24. Civil Dark: 21:29 - 04:50. Nautical Dark: 22:28 - 03:50. Astro Dark: 23:53 - 02:21

Total Clouds (% Sky Obscured)

7
8
8
6
41
30
21
15
34
68
55
34
32
21
13
11
15
28
30
16
18
41
92
96

Low Clouds (% Sky Obscured)

4
4
4
5
38
30
20
13
27
40
25
7
13
9
3
3
12
20
18
16
18
40
80
79

Medium Clouds (% Sky Obscured)

2
2
2
2
2
1
0
0
15
43
44
25
25
16
9
12
10
22
22
1
0
0
42
52

High Clouds (% Sky Obscured)

2
2
2
0
0
1
2
2
2
2
2
2
2
2
2
0
1
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
1
6
10
19
23
18
12
12
11
4
2
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)

1
1
2
3
4
5
6
6
7
8
9
9
9
10
9
8
7
6
6
5
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
83
73
65
58
52
51
51
52
56
59
61
62
69
78
87
90
91
93
94
94
93
83

Pressure (mb)

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

Ozone (du)

445
444
444
444
444
444
444
442
440
436
435
437
439
438
439
440
440
441
441
443
444
445
447
448

Sunday 28

Waning Gibbous 81%

02:57

07:03

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

Sun - Rise: 05:33, Set: 20:47, Transit: 13:10. Moon - Rise: 02:57, Set: 07:03. Civil Dark: 21:31 - 04:47. Nautical Dark: 22:31 - 03:47. Astro Dark: 00:00 - 02:13

Total Clouds (% Sky Obscured)

72
65
52
57
54
56
52
55
51
34
26
51
56
60
8
17
11
12
56
88
88
96
92
99

Low Clouds (% Sky Obscured)

74
65
56
57
55
56
48
37
20
6
3
44
25
65
1
0
0
2
25
62
65
73
52
57

Medium Clouds (% Sky Obscured)

0
1
2
0
2
1
2
2
1
0
0
0
47
0
9
23
10
7
57
89
75
76
70
69

High Clouds (% Sky Obscured)

2
5
19
25
15
20
20
25
20
19
14
7
0
0
0
0
1
1
0
0
0
0
12
20

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
2
2
2
2
2
11
1
2
6
9
11
17
2
0
0
0
4
37
27
31
37
29

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
80
79
78
70
65
65
59
55
51
50
50
46
57
64
69
78
81
84
85
87
88
85
91

Pressure (mb)

1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1004
1004
1005
1005
1006
1006
1006
1006
1006
1006
1006
1007

Ozone (du)

447
447
449
451
450
450
450
451
452
454
456
459
460
465
465
459
451
448
448
444
442
441
444
443

Monday 29

Waning Gibbous 74%

03:34

08:05

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: 05:31, Set: 20:49, Transit: 13:10. Moon - Rise: 03:34, Set: 08:05. Civil Dark: 21:33 - 04:44. Nautical Dark: 22:34 - 03:43. Astro Dark: 00:07 - 02:05

Total Clouds (% Sky Obscured)

99
99
99
100
100
95
98
100
100
100
100
100
100
100
100
75
60
67
53
59
56
70
91
100

Low Clouds (% Sky Obscured)

54
78
84
88
92
86
92
97
92
89
86
85
84
82
81
46
25
42
32
36
31
24
19
23

Medium Clouds (% Sky Obscured)

83
97
98
87
82
58
65
100
97
100
100
73
72
73
59
59
58
56
32
20
26
52
80
95

High Clouds (% Sky Obscured)

20
30
30
12
17
11
23
60
70
80
89
93
96
91
76
72
68
46
23
10
25
52
83
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
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
0
0

Precipitation Type

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

Precipitation Probability (%)

25
26
18
18
29
45
55
62
54
46
48
44
42
34
41
39
21
29
30
22
19
15
7
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
88
84
84
73
69
72
83
86
86
86
84
83
83
81
87
88
90
90
91
90
88
84

Pressure (mb)

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

Ozone (du)

442
440
437
437
438
440
439
439
439
440
440
442
442
443
442
438
435
434
432
431
431
430
428
426

Tuesday 30

Waning Gibbous 64%

03:56

09:29

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: 05:29, Set: 20:51, Transit: 13:10. Moon - Rise: 03:56, Set: 09:29. Civil Dark: 21:36 - 04:42. Nautical Dark: 22:37 - 03:40. Astro Dark: 00:15 - 01:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
99
100
100
100
97
95
95
88
78
67
84
93
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
80
80
72
69
70
73
79
86
79
79
59
29
65
51
63
63
70
83
94
98
99
100
100

Medium Clouds (% Sky Obscured)

98
100
100
99
99
98
97
84
96
99
100
96
92
88
90
81
73
82
91
100
90
80
70
60

High Clouds (% Sky Obscured)

100
100
99
97
96
90
82
76
75
76
79
70
61
51
74
73
68
47
28
6
6
6
7
13

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

21
26
31
29
15
15
13
11
15
30
37
31
45
51
57
57
59
47
39
30
32
33
33
28

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
8
9
9
9
10
12
14
12
11
12
9
7
7
9
9
9
9
9
9
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
77
78
74
72
68
65
57
52
58
60
65
66
72
86
89
92
93
95
96
98
96
96
95

Pressure (mb)

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

Ozone (du)

424
420
418
416
414
415
413
413
415
416
415
415
416
417
418
418
419
420
420
421
421
420
418
416

Wednesday 1

Third Quarter 53%

04:10

11:03

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: 05:27, Set: 20:53, Transit: 13:10. Moon - Rise: 04:10, Set: 11:03. Civil Dark: 21:38 - 04:39. Nautical Dark: 22:40 - 03:36. Astro Dark: 00:25 - 01:43

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
100
100

Low Clouds (% Sky Obscured)

100
100
99
98
96
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

52
39
38
42
50
51
34
35
31
21
13
25
39
56
46
39
28
19
12
5
6
6
7
8

High Clouds (% Sky Obscured)

20
45
60
70
70
48
25
3
3
2
1
8
16
26
47
71
94
71
48
25
42
54
74
68

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Very 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 (%)

20
6
37
50
59
66
73
80
64
46
8
14
16
14
15
15
15
14
12
9
8
6
1
4

Precipitation Amount (mm)

0
0
0
0
0.2
0.3
0.4
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
5
6
6
6
6
8
8
8
8
8
8
6
6
6
6
6
6
6
6
6

Dew Point (°C)

8
8
8
8
9
9
9
10
10
10
10
10
10
9
9
9
8
8
8
8
8
8
8
8

Relative Humidity (%)

96
96
96
96
96
95
96
96
95
95
95
93
96
96
98
96
96
96
96
96
96
96
96
96

Pressure (mb)

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

Ozone (du)

415
414
413
413
412
411
410
409
408
406
404
403
401
399
397
396
395
395
395
395
394
394
394
393

Thursday 2

Waning Crescent 41%

04:19

12:41

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

Sun - Rise: 05:24, Set: 20:55, Transit: 13:10. Moon - Rise: 04:19, Set: 12:41. Civil Dark: 21:40 - 04:37. Nautical Dark: 22:43 - 03:33. Astro Dark: 00:37 - 01:21

Total Clouds (% Sky Obscured)

100
100
97
95
92
92
91
91
72
52
33
26
22
15
14
13
12
11
11
6

Low Clouds (% Sky Obscured)

100
100
91
82
73
65
58
50
40
30
26
24
23
23
27
28
29
30
31
32

Medium Clouds (% Sky Obscured)

9
10
9
8
7
7
6
5
11
18
25
15
8
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

54
41
40
39
48
51
57
61
48
30
15
17
20
25
18
11
3
3
4
4

ISS Passover

Visibility (miles)

5
5
5
7
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

Precipitation Type

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

Precipitation Probability (%)

4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
91
91
87
83
77
77
79
79
75
70
66
69
71
73
77
81
85
85
87

Pressure (mb)

1019
1019
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

393
393
393
393
393
392
392
391
391
390
389
388
388
389
389
389
390
390
390
390

Forecast for Ratho, Edinburgh, United Kingdom (55.92,-3.38)

Generated: 26/04/24 05:40:41. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00