Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 96%

23:44

06:14

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:35, Set: 20:11, Transit: 12:53. Moon - Rise: 23:44, Set: 06:14. Civil Dark: 20:48 - 04:57. Nautical Dark: 21:36 - 04:10. Astro Dark: 22:33 - 03:13

Total Clouds (% Sky Obscured)

54
62
68
76
99
93
74
75
89
91
96
84
87
73
74
88
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

82
78
61
54
53
44
38
42
35
39
26
17
17
28
44
63
58
58
56
97
80
97
100
100

Medium Clouds (% Sky Obscured)

85
88
92
90
96
90
74
60
54
53
79
78
62
72
67
72
51
89
100
100
100
100
100
100

High Clouds (% Sky Obscured)

44
64
87
58
25
8
25
57
65
88
92
63
21
8
16
56
56
29
86
30
100
100
100
100

Met.no Forecast % Total Clouds

96
98
100
100
100
100
100
92
89
92
100
100
100
99
65
47
21
18
54
100
100
100
100
100

Met.no Forecast % Low Clouds

13
15
8
2
4
9
25
31
27
36
45
52
84
45
34
10
4
0
6
8
19
20
93
89

Met.no Forecast % Medium Clouds

95
97
100
100
74
31
36
81
88
91
77
61
1
23
24
10
9
9
3
100
100
100
100
100

Met.no Forecast % High Clouds

21
16
10
19
100
100
100
21
1
26
100
98
86
98
44
35
10
10
50
100
100
100
100
100

7Timer Cloud Cover

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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

Precipitation Probability (%)

27
26
10
13
11
8
6
13
19
16
10
5
1
2
5
5
2
0
3
16
44
80
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
1.4
1.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
93
91
88
82
79
73
67
66
66
66
66
67
69
77
85
85
91
91
93
93
96

Pressure (mb)

1002
1002
1002
1002
1002
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1003
1004
1004
1004
1003
1003
1003

Ozone (du)

432
431
427
425
424
426
427
426
427
429
433
437
438
438
436
438
441
442
441
439
436
436
437
437

Saturday 27

Waning Gibbous 91%

00:55

06:44

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:33, Set: 20:12, Transit: 12:53. Moon - Rise: 00:55, Set: 06:44. Civil Dark: 20:50 - 04:55. Nautical Dark: 21:38 - 04:07. Astro Dark: 22:36 - 03:09

Total Clouds (% Sky Obscured)

100
100
100
100
90
100
99
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
86
85
80
66
73
51
51
77
75
61
73
56
63
76
88
84
91
95
96
91
89
88
95

Medium Clouds (% Sky Obscured)

100
100
100
63
32
100
30
90
75
57
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
89
100
71
100
97
100
87
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Met.no Forecast % Total Clouds

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Met.no Forecast % Low Clouds

99
100
100
100
100
100
100
100
100
48
81
66
55
59
15
54
94
46
86
100
72
95
20
74

Met.no Forecast % Medium Clouds

99
100
100
100
99
73
37
20
7
16
23
22
85
91
100
100
100
100
100
99
99
93
100
82

Met.no Forecast % High Clouds

100
100
100
100
100
100
82
98
100
100
100
100
100
100
100
94
100
100
100
100
100
100
100
100

7Timer Cloud Cover

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

ISS Passover

Visibility (miles)

0
0
1
9
9
9
9
9
9
9
9
9
9
3
9
0
1
0
0
1
3
8
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

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

Precipitation Probability (%)

95
95
85
50
26
10
19
21
19
16
9
21
67
81
86
95
95
95
95
79
51
86
94
95

Precipitation Amount (mm)

2.2
1
0.3
0
0
0
0
0
0
0
0
0
0.3
0.5
0.5
0.8
0.6
0.6
1.2
0.3
0
0.7
0.6
1.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
96
93
88
87
86
83
78
71
87
96
96
98
98
100
100
98
98
98
98

Pressure (mb)

1002
1002
1002
1001
1001
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1001
1001
1001
1001
1000
1000
999

Ozone (du)

438
440
443
442
442
441
440
438
437
435
433
431
426
425
428
428
427
422
419
423
421
421
421
426

Sunday 28

Waning Gibbous 83%

01:54

07:29

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 OK
19 OK
20 OK
21 Good
22 Good
23 OK
00 OK
01 Good

Sun - Rise: 05:31, Set: 20:14, Transit: 12:52. Moon - Rise: 01:54, Set: 07:29. Civil Dark: 20:52 - 04:53. Nautical Dark: 21:40 - 04:05. Astro Dark: 22:39 - 03:06

Total Clouds (% Sky Obscured)

95
86
67
74
100
93
80
94
82
71
72
79
78
94
64
79
41
29
17
7
8
15
20
13

Low Clouds (% Sky Obscured)

74
86
64
74
86
87
82
73
62
68
71
81
68
96
65
71
38
29
16
11
7
13
18
12

Medium Clouds (% Sky Obscured)

90
1
1
3
45
23
0
35
50
42
50
25
36
2
0
30
0
0
0
0
1
1
0
0

High Clouds (% Sky Obscured)

65
65
63
1
31
20
60
50
38
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Met.no Forecast % Total Clouds

100
100
100
100
37
98
52
75
29
75
88
97
98
91
84
63
77
74
74
74
74
74
74
6

Met.no Forecast % Low Clouds

100
17
98
100
14
97
51
66
28
74
88
97
98
91
84
63
77
74
74
74
74
74
74
6

Met.no Forecast % Medium Clouds

100
69
100
100
19
1
5
33
4
5
0
0
0
1
0
0
0
0
0
0
0
0
0
0

Met.no Forecast % High Clouds

100
100
100
20
10
10
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

7Timer Cloud Cover

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

ISS Passover

Visibility (miles)

6
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

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

Precipitation Probability (%)

95
58
28
21
43
66
64
38
42
52
37
31
8
21
13
10
2
0
0
1
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
11
13
13
13
14
14
16
16
17
19
20
19
18
15
12
10
8
8
7
7
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
95
93
91
93
95
90
86
80
74
69
72
76
76
80
83
90
95
96
96
94
94

Pressure (mb)

999
999
999
999
999
1000
1000
1001
1002
1003
1004
1005
1007
1008
1009
1010
1010
1011
1012
1013
1014
1015
1015
1015

Ozone (du)

431
432
432
438
444
448
448
445
438
435
433
431
431
432
431
432
438
441
440
440
440
443
445
447

Monday 29

Waning Gibbous 74%

01:54

08:30

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

Sun - Rise: 05:29, Set: 20:16, Transit: 12:52. Moon - Rise: 01:54, Set: 08:30. Civil Dark: 20:53 - 04:51. Nautical Dark: 21:42 - 04:02. Astro Dark: 22:42 - 03:02

Total Clouds (% Sky Obscured)

7
0
24
43
60
46
37
25
31
36
45
34
27
19
12
6
0
0
2
3
24
4
19
43

Low Clouds (% Sky Obscured)

6
0
7
14
19
22
26
29
35
44
52
41
31
20
13
7
0
0
0
1
1
1
0
1

Medium Clouds (% Sky Obscured)

0
0
13
26
39
26
12
0
1
1
2
1
1
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
4
8
11
9
4
0
0
0
0
0
1
1
1
1
0
0
3
3
32
2
17
38

Met.no Forecast % Total Clouds

6
6
6
6
6
0
0
0
0
0
0
37
37
37
37
37
37
1
1
1
1
1
1
75

Met.no Forecast % Low Clouds

6
6
6
6
6
0
0
0
0
0
0
37
37
37
37
37
37
0
0
0
0
0
0
3

Met.no Forecast % Medium Clouds

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
2

Met.no Forecast % High Clouds

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
73

7Timer Cloud Cover

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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
2
2
0
3
2
2
4
3
1
2
1
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)

6
6
5
5
5
5
8
9
11
12
14
14
14
13
13
10
8
6
5
4
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
94
94
96
93
84
75
70
67
69
66
67
67
67
64
70
79
81
81
80
87
95
93

Pressure (mb)

1015
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016

Ozone (du)

447
447
448
449
449
448
448
447
443
440
437
432
430
429
428
427
425
423
424
426
427
428
429
429

Tuesday 30

Waning Gibbous 64%

02:38

09:46

02 OK
03 Good
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
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:27, Set: 20:17, Transit: 12:52. Moon - Rise: 02:38, Set: 09:46. Civil Dark: 20:55 - 04:49. Nautical Dark: 21:45 - 04:00. Astro Dark: 22:45 - 02:59

Total Clouds (% Sky Obscured)

11
11
71
86
99
99
99
99
99
98
98
98
99
100
100
99
99
99
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

0
0
6
12
19
29
40
51
50
66
68
69
69
69
66
64
60
60
61
62
58
48
42
38

Medium Clouds (% Sky Obscured)

0
1
42
80
97
98
98
97
96
94
90
74
60
46
57
69
80
84
88
92
90
89
88
87

High Clouds (% Sky Obscured)

9
11
50
58
69
66
41
6
9
36
88
92
96
100
96
93
92
95
97
100
96
91
87
90

Met.no Forecast % Total Clouds

75
75
75
75
75
80
80
80
80
80
80
100
100
100
100
100
100
100
100
100
100
100
100
100

Met.no Forecast % Low Clouds

3
3
3
3
3
36
36
36
36
36
36
16
16
16
16
16
16
3
3
3
3
3
3
31

Met.no Forecast % Medium Clouds

2
2
2
2
2
16
16
16
16
16
16
100
100
100
100
100
100
100
100
100
100
100
100
3

Met.no Forecast % High Clouds

73
73
73
73
73
68
68
68
68
68
68
20
20
20
20
20
20
100
100
100
100
100
100
100

7Timer Cloud Cover

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
10
16
20
36
44
42
52
42
29
26
20
16
21
24
23
24
21
18
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
93
95
93
90
83
77
75
79
80
82
82
83
83
87
89
92
92
95
96
95
96
98

Pressure (mb)

1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

427
425
424
422
421
418
415
416
418
420
421
419
418
417
415
415
415
415
414
413
411
409
407
405

Wednesday 1

Third Quarter 53%

03:09

11:12

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:25, Set: 20:19, Transit: 12:52. Moon - Rise: 03:09, Set: 11:12. Civil Dark: 20:57 - 04:47. Nautical Dark: 21:47 - 03:57. Astro Dark: 22:49 - 02:55

Total Clouds (% Sky Obscured)

100
100
90
81
72
79
86
93
92
92
91
90
91
87
94
97
100
100
100
100
97
97
95
95

Low Clouds (% Sky Obscured)

34
30
25
21
16
20
24
29
35
40
46
34
22
9
15
20
26
35
45
57
57
56
56
65

Medium Clouds (% Sky Obscured)

83
78
62
46
29
20
14
9
22
35
47
40
32
25
21
16
10
26
45
60
46
32
23
29

High Clouds (% Sky Obscured)

95
100
85
69
54
67
79
90
87
83
82
86
87
84
89
95
100
100
100
100
92
86
79
80

Met.no Forecast % Total Clouds

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
84
84
84
84
84
84
100

Met.no Forecast % Low Clouds

31
31
31
31
31
12
12
12
12
12
12
9
9
9
9
9
9
6
6
6
6
6
6
2

Met.no Forecast % Medium Clouds

3
3
3
3
3
100
100
100
100
100
100
100
100
100
100
100
100
84
84
84
84
84
84
13

Met.no Forecast % High Clouds

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
3
3
3
3
3
3
100

7Timer Cloud Cover

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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
8
7
6

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 (%)

14
10
9
7
0
0
0
0
6
8
10
11
10
5
12
11
2
21
29
22
37
40
35
41

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

Chance of Frost

Temperature (°C)

12
12
11
11
12
12
13
14
16
16
16
17
17
17
17
15
14
13
12
12
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
93
93
92
87
83
80
79
77
76
74
74
74
78
83
90
92
95
98
98
98
98

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

404
403
401
401
401
401
399
398
396
395
393
392
392
391
391
391
390
389
389
388
387
385
383
381

Thursday 2

Waning Crescent 41%

03:31

12:40

Sun - Rise: 05:23, Set: 20:21, Transit: 12:52. Moon - Rise: 03:31, Set: 12:40. Civil Dark: 20:59 - 04:45. Nautical Dark: 21:49 - 03:55. Astro Dark: 22:52 - 02:52

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

Met.no Forecast % Total Clouds

Met.no Forecast % Low Clouds

Met.no Forecast % Medium Clouds

Met.no Forecast % High Clouds

7Timer Cloud Cover

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Herne, Kent, United Kingdom (51.35,1.12)

Generated: 26/04/24 02:37:39. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00