Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 1

Waxing Gibbous 100%

19:13

06:09

04 OK
05 OK
06 OK
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

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)

27
35
42
49
85
87
86
85
87
100
100
96
99
100
96
100
76
87
86
99
100
100
100
100

Low Clouds (% Sky Obscured)

27
35
42
49
85
87
86
85
87
100
100
96
99
100
93
100
74
71
55
83
100
100
91
72

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
3
4
0
4
4
19
48
87
86
99
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
8
5
39
2
2
5
6
3
13
32
30
74
100
100

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
0
0
0
1
1
1
2
3
2
2
2
0
5
0
0
2
5
11
20
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
90
88
84
80
79
75
71
66
62
59
57
62
63
63
65
67
69
74
77
83

Pressure (mb)

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

Ozone (du)

326
329
330
331
332
332
333
335
336
334
337
338
338
334
331
331
333
333
333
334
337
341
348
355

Thursday 2

Full Moon 99%

20:28

06:20

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
02 Bad
03 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)

98
81
81
87
79
60
90
66
76
73
66
65
52
72
74
77
87
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
79
81
85
73
50
88
60
70
71
66
60
52
60
60
60
76
34
34
5
6
0
32
27

Medium Clouds (% Sky Obscured)

73
0
0
0
0
0
0
0
0
0
0
2
0
7
48
63
77
94
97
100
100
100
83
85

High Clouds (% Sky Obscured)

87
11
0
0
0
0
0
0
20
6
2
2
1
18
34
22
27
99
100
100
100
90
97
100

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 (%)

6
3
1
0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
0
0
4
6
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
5
4
4
1
1
1
1
1
0
-1
-1
-1
1
2
4
4
4
4
4
4
4
4
4

Relative Humidity (%)

84
78
79
81
70
64
61
61
57
52
48
45
46
49
56
65
69
72
74
77
78
79
79
81

Pressure (mb)

1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017

Ozone (du)

359
364
370
374
376
376
377
379
378
375
373
373
377
378
377
377
376
380
380
383
383
382
380
379

Friday 3

Waning Gibbous 96%

21:43

06:33

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
02 Bad
03 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)

100
96
99
99
100
100
100
100
99
98
98
100
100
100
100
100
100
100
83
93
70
52
59
87

Low Clouds (% Sky Obscured)

28
42
82
95
100
100
89
84
79
91
89
92
95
100
74
94
91
69
61
67
41
38
36
31

Medium Clouds (% Sky Obscured)

66
84
86
43
37
68
81
94
57
62
71
65
31
74
38
3
0
70
69
32
16
21
29
80

High Clouds (% Sky Obscured)

100
23
62
81
54
100
100
100
77
80
83
100
66
100
100
100
100
99
64
37
34
0
0
0

ISS Passover

Visibility (miles)

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

4
24
27
20
3
9
23
30
16
5
6
2
4
4
14
5
14
22
20
8
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
79
79
85
82
85
88
93
90
93
86
87
82
86
83
75
74
80
80
80
80
87
87
84

Pressure (mb)

1016
1015
1015
1014
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1012
1013
1014
1014
1015
1016
1016
1017
1017

Ozone (du)

379
379
378
377
377
377
376
377
376
377
377
377
378
377
379
379
377
378
378
378
377
375
372
373

Saturday 4

Waning Gibbous 91%

22:59

06:47

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
02 Bad
03 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)

70
94
94
99
100
100
90
100
100
97
65
78
54
89
89
80
73
69
57
80
77
84
92
98

Low Clouds (% Sky Obscured)

50
72
92
83
75
66
61
56
50
50
58
60
54
58
55
60
62
61
54
50
43
58
72
77

Medium Clouds (% Sky Obscured)

37
48
34
76
42
67
60
93
100
90
48
65
16
22
52
21
12
3
9
56
49
53
52
31

High Clouds (% Sky Obscured)

19
52
68
71
81
90
90
100
100
72
28
0
8
32
32
29
23
23
13
19
21
34
49
71

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
12
19
24
21
24
2
0
0
0
0
0
0
2
4
1
11
12
8
9
11
24

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
5
6
6
8
11
12
14
15
16
16
17
16
16
16
15
15
16
17
19
18
18
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
87
90
87
89
84
74
74
70
59
53
56
61
64
67
70
70
71
72
71
76
76
79

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1017
1017
1016
1015
1015
1014
1013
1012
1011
1011
1010
1009
1009
1008
1008
1008
1008

Ozone (du)

372
372
371
371
373
374
375
373
373
371
369
369
366
362
365
363
360
360
362
365
367
367
368
369

Sunday 5

Waning Gibbous 85%

00:12

07:06

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

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)

99
99
100
100
100
100
100
100
100
71
41
12
19
23
31
63
45
30
42
52
56
41
28
15

Low Clouds (% Sky Obscured)

55
73
59
73
62
54
38
18
3
7
10
12
10
5
1
10
5
0
0
0
4
6
7
2

Medium Clouds (% Sky Obscured)

30
55
60
65
60
49
74
87
98
42
20
0
6
13
16
12
4
0
0
0
0
2
4
5

High Clouds (% Sky Obscured)

90
94
99
99
100
100
100
100
100
63
41
12
18
23
28
22
20
16
26
34
45
41
28
15

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

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 (%)

19
14
4
1
3
3
7
3
12
3
7
8
7
9
4
9
8
0
0
1
0
2
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)

18
15
14
14
13
13
12
11
10
10
10
10
9
8
7
5
4
4
5
4
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
5
5
4
3
3
3
4
1
-0
-1
-1
-1
-1
1
2
2
2
3
3
2
2
2
2

Relative Humidity (%)

79
69
70
69
66
64
64
62
50
42
40
39
40
40
44
52
57
63
73
70
70
68
72
75

Pressure (mb)

1009
1010
1011
1012
1014
1015
1016
1017
1018
1019
1019
1019
1020
1020
1020
1021
1022
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

371
372
373
375
375
374
374
373
375
377
379
382
384
381
383
385
381
378
374
372
370
367
366
365

Monday 6

Waning Gibbous 85%

01:21

07:31

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

Sun - Rise: 06:21, Set: 19:41, Transit: 13:01. Moon - Rise: 01:21, Set: 07:31. Civil Dark: 20:15 - 05:47. Nautical Dark: 20:57 - 05:05. Astro Dark: 21:42 - 04:20

Total Clouds (% Sky Obscured)

14
14
33
62
77
93
89
85
82
75
64
56
69
78
81
72
60
46
31
18
1
19
36
54

Low Clouds (% Sky Obscured)

1
1
1
7
16
25
28
30
33
28
22
10
10
9
8
17
26
35
23
12
0
0
0
0

Medium Clouds (% Sky Obscured)

5
4
4
6
6
10
29
47
66
48
31
15
11
9
1
5
7
6
4
1
0
0
0
0

High Clouds (% Sky Obscured)

14
14
33
37
40
42
29
17
13
8
15
17
42
67
81
54
29
3
3
3
1
15
27
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 (%)

0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
4
9
12
24
24
27
33
24
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
82
85
90
81
73
66
61
55
50
51
52
53
56
60
65
68
71
75
78
82
84
81
81

Pressure (mb)

1022
1022
1021
1021
1021
1020
1020
1020
1019
1018
1018
1017
1016
1015
1014
1014
1013
1012
1012
1011
1011
1010
1010
1009

Ozone (du)

364
364
363
363
363
363
363
361
359
357
356
354
352
351
350
348
349
349
350
351
351
352
352
353

Tuesday 7

Waning Gibbous 78%

02:20

08:06

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: 06:19, Set: 19:42, Transit: 13:01. Moon - Rise: 02:20, Set: 08:06. Civil Dark: 20:17 - 05:45. Nautical Dark: 20:59 - 05:03. Astro Dark: 21:45 - 04:17

Total Clouds (% Sky Obscured)

67
83
96
94
98
94
96
97
100
100
100
100
100
100
100
100
100
100
93
88
84

Low Clouds (% Sky Obscured)

0
0
0
26
53
77
72
70
67
78
90
100
92
87
83
69
56
40
32
23
13

Medium Clouds (% Sky Obscured)

12
24
35
45
56
66
65
63
68
78
89
100
100
100
100
100
100
100
91
84
73

High Clouds (% Sky Obscured)

50
64
62
57
57
60
82
77
62
57
53
46
46
43
34
49
68
87
87
88
84

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

Fog (%)

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

Precipitation Probability (%)

3
8
7
27
43
67
89
95
91
79
58
56
67
70
58
48
34
11
7
4
0

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.6
0.7
0.5
0.5
0.2
0.2
0.3
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
80
80
80
80
79
74
70
67
74
83
92
92
90
88
88
88
90
90
91

Pressure (mb)

1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1011
1012
1013
1013
1014

Ozone (du)

354
355
357
358
359
360
361
363
365
367
367
368
369
371
374
376
379
381
384
386
388

Forecast for Wilmington, Kent, United Kingdom (51.43,0.21)

Generated: 01/04/26 04:49:32. Forecast: 01/04/26 to 07/04/26. Timezone: UTC+1.00