Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 92%

16:56

04:14

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

Sun - Rise: 05:32, Set: 20:13, Transit: 12:52. Moon - Rise: 16:56, Set: 04:14. Civil Dark: 20:51 - 04:54. Nautical Dark: 21:39 - 04:06. Astro Dark: 22:38 - 03:07

Total Clouds (% Sky Obscured)

42
53
61
74
100
88
98
100
100
100
80
53
47
47
51
11
1
7
17
12
0
0
0
0

Low Clouds (% Sky Obscured)

42
53
61
74
87
86
84
64
66
67
50
20
25
31
33
0
0
0
17
12
0
0
0
0

Medium Clouds (% Sky Obscured)

28
53
61
74
50
61
95
100
100
100
80
53
47
47
43
9
1
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
23
61
92
85
15
0
0
0
0
0
0
0
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 (%)

34
65
64
34
39
26
9
5
20
35
10
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)

10
9
9
9
14
14
16
19
21
20
21
22
21
22
22
22
21
20
20
20
19
18
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
93
91
91
88
82
78
72
69
68
66
66
69
70
73
77
78
80
81
83
81
81
77

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

442
448
449
449
450
449
447
445
446
441
437
434
429
423
415
411
409
409
408
408
408
406
404
402

Wednesday 29

Waxing Gibbous 97%

18:10

04:25

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

Sun - Rise: 05:30, Set: 20:15, Transit: 12:52. Moon - Rise: 18:10, Set: 04:25. Civil Dark: 20:53 - 04:52. Nautical Dark: 21:41 - 04:03. Astro Dark: 22:41 - 03:04

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
3
1
1
2
1
2
3
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 (%)

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 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)

18
18
18
18
18
18
19
20
22
22
23
23
23
23
22
23
21
20
20
19
19
18
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
71
73
73
72
73
71
67
61
59
56
53
53
54
59
61
62
61
57
57
59
61
64
64

Pressure (mb)

1023
1023
1023
1023
1023
1024
1024
1024
1024
1025
1025
1024
1024
1024
1024
1023
1023
1023
1023
1024
1024
1024
1024
1024

Ozone (du)

400
399
399
399
397
396
397
397
397
396
395
394
393
392
392
391
389
390
389
390
390
389
388
387

Thursday 30

Waxing Gibbous 99%

19:24

04:37

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

Sun - Rise: 05:28, Set: 20:17, Transit: 12:52. Moon - Rise: 19:24, Set: 04:37. Civil Dark: 20:54 - 04:50. Nautical Dark: 21:43 - 04:01. Astro Dark: 22:44 - 03:00

Total Clouds (% Sky Obscured)

2
4
4
1
5
9
14
2
2
2
2
2
2
2
1
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

2
4
4
1
5
8
12
1
1
2
1
1
1
2
1
0
0
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
0
0
0
0
0
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)

16
16
15
15
14
14
15
17
17
17
17
17
17
17
16
14
12
11
9
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
4
4
5
5
6
6
8
8
10
11
11
13
13
14
15
14
12
12
10
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

63
60
60
62
62
63
60
54
50
48
45
45
43
45
47
55
59
62
68
70
72
75
75
77

Pressure (mb)

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

Ozone (du)

388
387
386
384
384
383
383
383
382
382
383
383
383
383
384
387
388
388
387
386
384
381
378
376

Friday 1

Full Moon 100%

20:39

04:51

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

Sun - Rise: 05:26, Set: 20:18, Transit: 12:52. Moon - Rise: 20:39, Set: 04:51. Civil Dark: 20:56 - 04:48. Nautical Dark: 21:46 - 03:58. Astro Dark: 22:47 - 02:57

Total Clouds (% Sky Obscured)

0
0
2
3
5
33
62
85
80
80
75
64
64
58
54
50
47
68
93
98
98
90
86
80

Low Clouds (% Sky Obscured)

0
0
0
0
0
18
34
51
59
70
75
54
27
0
0
0
0
1
0
0
0
0
1
7

Medium Clouds (% Sky Obscured)

0
0
1
2
3
9
17
23
38
40
35
36
40
45
48
43
42
47
93
98
98
46
38
36

High Clouds (% Sky Obscured)

0
0
0
0
0
33
62
85
80
80
75
64
64
58
45
24
0
16
35
45
63
74
85
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
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

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
2
4
4
4
4
1
2
4
6
14
27
34
28
17
5
3

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

Chance of Frost

Temperature (°C)

10
9
9
9
9
10
12
14
16
17
17
18
18
19
19
18
17
16
14
13
12
12
12
11

Feels Like (°C)

8
7
7
7
8
10
11
13
15
15
16
16
18
18
19
18
18
18
15
13
12
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

80
78
80
80
77
74
63
59
57
56
56
56
56
56
57
59
65
74
76
79
86
86
87
88

Pressure (mb)

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

Ozone (du)

375
377
378
377
377
376
375
376
376
376
375
375
375
376
376
377
377
377
376
375
377
379
377
375

Saturday 2

Waning Gibbous 98%

21:53

05:08

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: 05:24, Set: 20:20, Transit: 12:52. Moon - Rise: 21:53, Set: 05:08. Civil Dark: 20:58 - 04:46. Nautical Dark: 21:48 - 03:56. Astro Dark: 22:51 - 02:53

Total Clouds (% Sky Obscured)

73
63
72
80
88
90
92
93
87
85
93
94
94
94
96
98
100
99
98
96
78
63
51
54

Low Clouds (% Sky Obscured)

13
18
26
33
51
65
70
73
75
74
83
78
76
70
64
56
46
46
45
44
52
63
51
54

Medium Clouds (% Sky Obscured)

33
27
31
48
83
73
74
50
44
49
57
59
50
47
61
75
86
84
83
81
63
46
29
25

High Clouds (% Sky Obscured)

37
15
17
11
10
5
5
11
6
6
10
38
68
94
96
98
100
99
98
96
64
33
2
5

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
6
16
20
22
7
2
1
2
2
1
13
15
17
22
21
24
17
9
2
24
22
15
27

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

Chance of Frost

Temperature (°C)

11
11
11
11
11
12
13
14
16
16
17
18
18
17
17
16
16
14
13
12
11
10
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
95
95
96
96
96
89
79
67
58
53
53
54
55
61
68
78
80
84
88
91
93
96

Pressure (mb)

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

Ozone (du)

372
370
368
365
366
368
367
369
372
375
377
378
379
381
382
381
380
380
381
382
382
383
384
385

Sunday 3

Waning Gibbous 97%

23:03

05:31

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: 05:22, Set: 20:21, Transit: 12:52. Moon - Rise: 23:03, Set: 05:31. Civil Dark: 21:00 - 04:44. Nautical Dark: 21:50 - 03:53. Astro Dark: 22:54 - 02:50

Total Clouds (% Sky Obscured)

49
47
64
78
91
92
94
95
91
87
84
86
88
90
85
88
87
89
92
96
96
96
96
92

Low Clouds (% Sky Obscured)

49
46
54
61
69
72
74
78
76
71
67
63
60
58
62
65
69
69
70
71
70
69
67
73

Medium Clouds (% Sky Obscured)

20
16
18
27
21
8
8
4
4
3
6
13
32
38
33
29
28
37
51
69
72
75
77
58

High Clouds (% Sky Obscured)

7
9
17
21
23
14
4
4
3
0
0
0
0
0
4
10
14
16
27
35
45
45
45
37

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 (%)

25
15
20
18
12
10
8
5
17
24
29
30
40
41
41
38
40
43
31
3
9
9
2
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
96
95
93
87
81
75
70
66
61
61
61
62
68
71
77
83
85
91
91
93
95

Pressure (mb)

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

Ozone (du)

383
382
380
379
378
377
377
376
376
375
375
374
374
375
375
375
376
377
377
378
378
380
381
383

Monday 4

Waning Gibbous 95%

00:06

06:02

Sun - Rise: 05:21, Set: 20:23, Transit: 12:52. Moon - Rise: 00:06, Set: 06:02. Civil Dark: 21:02 - 04:42. Nautical Dark: 21:53 - 03:51. Astro Dark: 22:57 - 02:46

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

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: 28/04/26 02:47:27. Forecast: 28/04/26 to 04/05/26. Timezone: UTC+1.00