Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 30

Waxing Gibbous 95%

16:40

05:47

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

Sun - Rise: 06:37, Set: 19:29, Transit: 13:03. Moon - Rise: 16:40, Set: 05:47. Civil Dark: 20:03 - 06:03. Nautical Dark: 20:43 - 05:23. Astro Dark: 21:26 - 04:40

Total Clouds (% Sky Obscured)

37
41
59
0
0
10
0
22
36
59
54
88
89
70
65
56
30
40
35
0
17
22
9
38

Low Clouds (% Sky Obscured)

37
41
5
0
0
10
0
13
36
59
54
79
78
70
65
56
30
40
35
0
17
22
4
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
7
11
0
0
0
0
0
0
0
0
0
2
17

High Clouds (% Sky Obscured)

15
21
23
0
0
10
0
18
32
16
2
2
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 (%)

14
10
2
0
0
0
0
0
0
2
15
7
6
17
13
4
5
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
85
79
75
75
71
70
71
69
61
55
52
55
52
52
56
54
55
61
64
69
71
74
75

Pressure (mb)

1021
1021
1021
1021
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1025
1025
1026
1026
1027
1027
1028
1029
1029

Ozone (du)

338
335
333
331
330
330
330
329
329
327
325
323
323
323
322
320
320
316
314
313
315
318
318
318

Tuesday 31

Waxing Gibbous 99%

17:57

05:58

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 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:35, Set: 19:31, Transit: 13:03. Moon - Rise: 17:57, Set: 05:58. Civil Dark: 20:04 - 06:01. Nautical Dark: 20:45 - 05:20. Astro Dark: 21:29 - 04:37

Total Clouds (% Sky Obscured)

41
84
92
100
100
100
99
100
95
70
41
78
83
98
82
67
57
88
93
52
56
70
58
66

Low Clouds (% Sky Obscured)

0
34
79
100
100
100
98
94
81
41
32
67
51
44
49
34
3
53
60
32
45
64
53
62

Medium Clouds (% Sky Obscured)

21
45
38
40
32
26
22
29
17
9
5
8
28
34
28
28
24
42
46
17
4
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
1
13
12
1
0
1
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
6
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
1
3
5
18
23
25
28
22
2
0
1
2
20
32
28
23
23
15
7
1
1
1
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)

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

Chance of Frost

Temperature (°C)

6
6
6
6
7
7
7
8
8
9
11
13
15
16
16
16
16
16
15
14
13
12
11
11

Feels Like (°C)

4
4
3
3
4
4
5
5
5
7
8
11
12
13
13
14
13
13
13
12
12
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

76
81
81
79
79
81
87
90
88
90
90
87
87
79
72
68
69
72
75
82
81
77
76
78

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1028
1028
1028
1028
1027

Ozone (du)

318
317
318
317
317
320
321
315
309
307
307
310
311
311
311
312
312
312
314
315
315
318
320
321

Wednesday 1

Waxing Gibbous 100%

19:13

06:09

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
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:33, Set: 19:32, Transit: 13:02. Moon - Rise: 19:13, Set: 06:09. Civil Dark: 20:06 - 05:59. Nautical Dark: 20:47 - 05:18. Astro Dark: 21:31 - 04:34

Total Clouds (% Sky Obscured)

69
76
86
82
90
93
92
92
96
92
91
97
100
97
69
64
84
87
89
92
95
84
71
60

Low Clouds (% Sky Obscured)

67
73
82
75
85
90
88
89
94
88
75
67
99
97
69
64
84
82
82
79
78
67
54
42

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
15
34
5
4
4
3
0
0
13
26
45
32
18
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
2
2
18
2
2
2
2
2
2
2
2
3
3
3
13

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
1
2
2
5
2
2
2
1
3
8
9
16
20
12
16
20
9
18
6
14
16
20

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
82
84
82
82
80
78
78
74
74
72
66
61
58
53
49
49
55
65
69
71
71
71
71

Pressure (mb)

1027
1027
1027
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1023
1022
1021
1021
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

320
321
322
322
323
323
324
325
326
327
327
328
329
331
331
332
332
333
334
335
336
338
338
339

Thursday 2

Full Moon 100%

20:28

06:20

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
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:30, Set: 19:34, Transit: 13:02. Moon - Rise: 20:28, Set: 06:20. Civil Dark: 20:08 - 05:56. Nautical Dark: 20:49 - 05:15. Astro Dark: 21:33 - 04:31

Total Clouds (% Sky Obscured)

59
59
67
66
68
71
69
70
74
75
76
79
69
67
71
76
49
81
75
59
67
71
66
66

Low Clouds (% Sky Obscured)

43
44
45
44
43
41
47
43
46
48
51
55
52
52
54
56
46
47
35
31
27
20
14
8

Medium Clouds (% Sky Obscured)

3
32
34
30
30
35
40
55
60
47
49
13
8
7
4
10
22
67
46
35
38
35
36
41

High Clouds (% Sky Obscured)

12
11
10
5
10
15
19
27
35
32
5
0
0
0
0
0
0
15
11
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
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 (%)

18
11
0
0
0
0
6
20
10
21
32
35
31
24
16
3
8
1
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
7
6
6
6
6
7
7
7
8
7
6
7
7
7
6
7
6
5
7
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
69
72
74
74
74
74
82
87
80
85
85
73
76
74
59
59
58
63
65
73
72
72

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013

Ozone (du)

339
341
343
346
346
348
351
355
362
368
373
377
378
376
375
379
380
382
383
387
389
391
393
395

Friday 3

Waning Gibbous 99%

21:43

06:33

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
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:28, Set: 19:36, Transit: 13:02. Moon - Rise: 21:43, Set: 06:33. Civil Dark: 20:10 - 05:54. Nautical Dark: 20:51 - 05:13. Astro Dark: 21:35 - 04:28

Total Clouds (% Sky Obscured)

63
63
61
65
69
71
81
90
100
99
99
98
98
99
99
96
95
94
97
98
100
100
100
99

Low Clouds (% Sky Obscured)

5
5
5
14
22
31
51
69
87
86
84
83
84
87
88
85
83
80
66
52
38
48
57
70

Medium Clouds (% Sky Obscured)

48
43
34
35
37
56
46
51
83
99
62
96
96
95
94
90
83
77
65
55
44
57
65
78

High Clouds (% Sky Obscured)

1
2
3
4
5
6
40
58
77
56
31
20
15
15
15
5
13
13
42
74
100
98
96
94

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
1
17
17
6
1
0
0
1
1
2
6
8
11
39
57
76
80
75
57
39
23
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
6
6
6
6
7
8
8
10
10
11
10
10
10
10
10
8
7
7
7
7
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
78
79
78
85
86
83
79
64
52
46
39
39
46
52
60
69
81
93
93
93
94
94
96

Pressure (mb)

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

Ozone (du)

398
401
403
406
406
411
412
414
413
414
415
412
411
407
403
400
398
397
395
395
395
395
394
393

Saturday 4

Waning Gibbous 96%

22:59

06:47

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
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:26, Set: 19:37, Transit: 13:02. Moon - Rise: 22:59, Set: 06:47. Civil Dark: 20:11 - 05:52. Nautical Dark: 20:53 - 05:10. Astro Dark: 21:38 - 04:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
89
77
63
66
64
72
82
89
95
96
96
96
96
96
99

Low Clouds (% Sky Obscured)

71
72
72
71
69
67
73
77
82
71
61
48
46
47
49
55
62
69
55
42
28
37
47
56

Medium Clouds (% Sky Obscured)

80
78
81
82
78
79
77
75
72
74
76
63
66
61
52
55
56
62
71
81
94
64
34
3

High Clouds (% Sky Obscured)

96
98
100
100
100
100
97
94
91
64
37
10
10
11
12
8
4
0
30
44
56
64
63
58

ISS Passover

Visibility (miles)

9
7
5
4
6
7
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

35
53
69
68
61
45
41
35
25
41
41
29
35
34
29
41
41
31
32
31
29
24
13
2

Precipitation Amount (mm)

0
0
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
95
95
95
93
91
92
90
90
88
88
87
88
87
88
87
85
84
84
85
85
85
87

Pressure (mb)

1009
1009
1009
1008
1008
1008
1008
1008
1008
1009
1009
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007

Ozone (du)

393
392
391
390
389
389
388
389
390
391
389
388
387
387
387
387
388
389
390
392
393
395
395
395

Sunday 5

Waning Gibbous 91%

00:12

07:06

Sun - Rise: 06:24, Set: 19:39, Transit: 13:01. Moon - Rise: 00:12, Set: 07:06. Civil Dark: 20:13 - 05:49. Nautical Dark: 20:55 - 05:08. Astro Dark: 21:40 - 04:23

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 Wilmington, Kent, United Kingdom (51.43,0.21)

Generated: 30/03/26 01:11:55. Forecast: 30/03/26 to 05/04/26. Timezone: UTC+1.00