Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Crescent 14%

06:51

23:32

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

Sun - Rise: 05:47, Set: 19:59, Transit: 12:53. Moon - Rise: 06:51, Set: 23:32. Civil Dark: 20:33 - 05:12. Nautical Dark: 21:18 - 04:26. Astro Dark: 22:09 - 03:35

Total Clouds (% Sky Obscured)

70
70
64
54
46
29
46
68
72
71
65
43
42
47
41
42
75
58
84
48
64
80
9
22

Low Clouds (% Sky Obscured)

39
33
35
40
42
13
33
63
62
69
65
43
42
47
41
42
59
52
51
48
61
80
5
22

Medium Clouds (% Sky Obscured)

13
2
2
12
6
5
11
4
2
0
0
0
0
0
0
0
27
29
41
0
3
0
2
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
20
15
15
1
2
1
1
1
1
1
1
1
1
0
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
3
0
0
0
0
1
2
3
3
1
1
0
1
2
1
1
0
1
1
1
1
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
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
85
88
88
90
90
90
90
86
83
82
79
73
65
62
61
61
63
64
63
65
68
73
78

Pressure (mb)

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

Ozone (du)

404
407
409
408
405
401
401
402
402
401
402
401
400
400
400
400
400
402
401
400
400
401
399
400

Monday 20

Waxing Crescent 24%

07:43

00:54

20 OK
21 OK
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 OK
14 Bad
15 OK
16 Good
17 Good
18 Good
19 Good

Sun - Rise: 05:45, Set: N/A, Transit: 12:53. Moon - Rise: 07:43, Set: 00:54. Civil Dark: 20:35 - 05:09. Nautical Dark: 21:20 - 04:24. Astro Dark: 22:12 - 03:31

Total Clouds (% Sky Obscured)

23
43
47
67
46
79
39
96
90
97
91
94
64
63
57
59
59
41
47
35
13
2
0
0

Low Clouds (% Sky Obscured)

23
43
47
62
37
68
32
90
82
84
82
88
63
63
57
59
59
41
34
19
13
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
9
0
23
25
36
33
10
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
3
2
35
30
25
15
15
0
0
0
0
0
2
1
1
3
1
15
15
1
1
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
2
13
10
20
31
26
17
27
12
19
4
4
3
1
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)

11
11
10
11
10
11
11
10
11
12
13
14
17
19
20
19
19
18
18
18
20
19
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
82
78
84
87
87
88
87
85
82
84
78
76
71
68
68
68
67
68
70
68
73
73

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1026
1026
1025
1025
1025
1025
1025

Ozone (du)

400
402
403
403
401
399
399
399
400
400
401
401
399
399
399
400
401
403
402
401
398
395
391
390

Tuesday 21

Waxing Crescent 35%

08:54

01:58

20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
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

Sun - Rise: 05:43, Set: 20:00, Transit: 12:53. Moon - Rise: 08:54, Set: 01:58. Civil Dark: 20:36 - 05:07. Nautical Dark: 21:22 - 04:21. Astro Dark: 22:14 - 03:28

Total Clouds (% Sky Obscured)

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

0
0
0
1
1
1
0
0
0
2
2
1
1
1
1
1
1
1
1
1
1
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)

18
18
16
16
16
16
15
14
14
13
14
14
14
16
16
16
16
16
16
17
18
18
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
72
73
68
66
68
70
74
74
74
73
73
71
64
60
60
60
59
60
62
62
63
67
72

Pressure (mb)

1025
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1028
1028
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028

Ozone (du)

388
386
386
386
385
384
383
381
381
381
381
380
379
376
374
373
375
380
380
376
376
378
379
377

Wednesday 22

Waxing Crescent 46%

10:16

02:43

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

Sun - Rise: 05:41, Set: 20:02, Transit: 12:53. Moon - Rise: 10:16, Set: 02:43. Civil Dark: 20:38 - 05:05. Nautical Dark: 21:24 - 04:19. Astro Dark: 22:17 - 03:25

Total Clouds (% Sky Obscured)

0
0
0
0
0
24
45
67
63
64
64
63
61
59
57
55
53
33
18
0
1
2
2
32

Low Clouds (% Sky Obscured)

0
0
0
0
0
24
45
67
63
64
64
63
61
59
57
55
53
33
18
0
0
0
0
19

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
0
0
0
0
0
0
0
0
0
0
1
1
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
76
80
84
85
85
85
87
90
90
90
84
74
67
63
59
58
57
58
60
62
65
69
77

Pressure (mb)

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

Ozone (du)

375
375
374
375
376
378
379
379
380
380
380
380
380
378
376
373
371
371
371
370
370
370
369
367

Thursday 23

Waxing Crescent 58%

11:42

03:13

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

Sun - Rise: 05:39, Set: 20:04, Transit: 12:52. Moon - Rise: 11:42, Set: 03:13. Civil Dark: 20:40 - 05:03. Nautical Dark: 21:26 - 04:16. Astro Dark: 22:20 - 03:22

Total Clouds (% Sky Obscured)

47
62
64
69
69
61
64
65
67
69
72
39
32
25
27
28
39
62
88
89
68
41
15
24

Low Clouds (% Sky Obscured)

37
56
56
54
54
59
64
65
67
69
72
39
32
25
27
28
39
31
18
8
10
17
15
24

Medium Clouds (% Sky Obscured)

0
0
0
3
35
2
0
0
0
0
0
0
0
0
0
0
0
13
33
40
33
17
0
0

High Clouds (% Sky Obscured)

10
10
6
5
5
0
0
0
0
0
0
39
31
1
25
28
39
52
47
37
26
13
0
1

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
9
10
5
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
3
3
3
3
4
4
3
4
4
4
4
5
5
5
6
6
10
10
10
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

78
79
81
81
79
79
82
83
83
83
85
79
73
68
62
61
59
58
63
70
76
75
74
73

Pressure (mb)

1028
1028
1027
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1022
1022
1022

Ozone (du)

366
365
365
366
369
373
386
387
384
382
383
384
383
381
380
378
375
373
372
371
370
368
367
366

Friday 24

First Quarter 54%

13:05

03:33

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

Sun - Rise: 05:37, Set: 20:05, Transit: 12:52. Moon - Rise: 13:05, Set: 03:33. Civil Dark: 20:42 - 05:01. Nautical Dark: 21:28 - 04:14. Astro Dark: 22:23 - 03:19

Total Clouds (% Sky Obscured)

36
55
51
43
39
57
61
66
64
62
70
66
54
42
43
48
52
60
66
72
65
60
71
72

Low Clouds (% Sky Obscured)

36
55
51
43
39
53
55
51
48
44
40
40
50
42
42
29
26
47
66
72
65
60
71
72

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)

1
2
2
2
2
7
13
20
14
7
0
5
9
13
18
24
30
24
18
15
22
18
16
12

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 (%)

15
12
11
8
3
10
9
4
10
10
5
5
3
0
1
0
0
3
4
3
2
5
8
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
3
3
3
3
2
2
2
3
3
3
3
3
3
4
4
4
4
9
9
9
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

76
78
81
79
79
78
78
79
81
81
79
79
78
75
73
69
64
61
60
60
60
61
63
65

Pressure (mb)

1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1022

Ozone (du)

365
365
364
365
366
367
369
371
374
377
380
383
382
382
382
383
384
385
384
384
383
384
385
385

Saturday 25

Waxing Gibbous 68%

14:25

03:49

20 Bad
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 OK
12 OK

Sun - Rise: 05:35, Set: 20:07, Transit: 12:52. Moon - Rise: 14:25, Set: 03:49. Civil Dark: 20:44 - 04:58. Nautical Dark: 21:30 - 04:11. Astro Dark: 22:26 - 03:15

Total Clouds (% Sky Obscured)

64
56
59
62
68
70
75
81
72
62
53
52
51
50
46
41
38

Low Clouds (% Sky Obscured)

64
56
59
62
68
70
75
81
72
62
53
52
51
50
46
41
38

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

4
0
5
6
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

Wind Speed/Direction (mph)

14
14
14
13
13
13
12
12
12
12
12
13
13
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
3
3
2
2
1
2
2
2
3
3
3
3
3

Relative Humidity (%)

69
75
81
79
78
76
75
74
72
74
75
75
71
68
63
62
61

Pressure (mb)

1022
1023
1024
1024
1024
1025
1025
1025
1026
1026
1026
1027
1027
1028
1028
1028
1028

Ozone (du)

383
381
379
378
377
377
377
378
378
377
377
376
375
374
373
372
371

Forecast for Dover, Kent, United Kingdom (51.13,1.31)

Generated: 19/04/26 20:20:42. Forecast: 19/04/26 to 25/04/26. Timezone: UTC+1.00