Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 92%

16:58

04:24

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

Sun - Rise: 05:25, Set: 20:18, Transit: 12:53. Moon - Rise: 16:58, Set: 04:24. Civil Dark: 20:58 - 04:46. Nautical Dark: 21:49 - 03:54. Astro Dark: 22:54 - 02:47

Total Clouds (% Sky Obscured)

95
94
91
68
59
63
50
31
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

Low Clouds (% Sky Obscured)

74
62
83
54
59
60
50
31
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

30
24
3
11
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

9
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

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 (%)

5
1
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)

13
14
15
17
17
18
18
18
19
19
18
17
16
16
15
15
14
14
14
14
15
14
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
88
78
72
66
64
62
61
59
60
62
67
73
77
78
78
81
82
84
84
84
84
81
81

Pressure (mb)

1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

417
410
401
399
396
392
391
389
387
388
389
387
387
387
388
389
391
392
393
395
394
391
390
387

Wednesday 29

Waxing Gibbous 97%

18:14

04:34

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
02 Good
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 05:23, Set: 20:20, Transit: 12:53. Moon - Rise: 18:14, Set: 04:34. Civil Dark: 21:00 - 04:43. Nautical Dark: 21:52 - 03:51. Astro Dark: 22:58 - 02:43

Total Clouds (% Sky Obscured)

3
4
4
4
4
4
4
0
0
4
4
2
0
0
3
5
4
2
1
1
2
1
2
2

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)

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

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)

14
16
19
20
21
20
20
20
20
20
19
17
17
16
16
15
15
14
14
13
13
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
73
64
57
52
49
49
51
52
54
59
65
69
73
75
75
77
77
75
77
74
74
74
73

Pressure (mb)

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

Ozone (du)

385
383
382
381
378
377
377
377
377
376
375
375
376
376
377
377
376
375
375
375
375
374
373
372

Thursday 30

Waxing Gibbous 99%

19:30

04:45

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
02 Good
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 05:21, Set: 20:22, Transit: 12:53. Moon - Rise: 19:30, Set: 04:45. Civil Dark: 21:02 - 04:41. Nautical Dark: 21:54 - 03:48. Astro Dark: 23:02 - 02:39

Total Clouds (% Sky Obscured)

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

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

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)

13
14
17
17
17
18
19
19
19
18
17
15
13
11
10
10
9
9
9
9
9
8
9
9

Chance of Frost

Temperature (°C)

9
11
12
13
14
15
16
16
16
16
16
15
14
12
10
10
10
9
9
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
67
58
51
48
46
46
44
43
43
50
54
60
70
72
69
67
68
73
78
81
81
84
85

Pressure (mb)

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

Ozone (du)

372
373
373
373
373
374
374
374
374
374
375
376
377
378
379
380
380
380
380
381
385
386
386
385

Friday 1

Full Moon 100%

20:47

05:01

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

Sun - Rise: 05:19, Set: 20:24, Transit: 12:52. Moon - Rise: 20:47, Set: 05:01. Civil Dark: 21:04 - 04:39. Nautical Dark: 21:57 - 03:45. Astro Dark: 23:06 - 02:35

Total Clouds (% Sky Obscured)

1
2
2
8
9
11
14
20
31
32
34
39
41
38
31
31
66
99
85
99
86
59
76
80

Low Clouds (% Sky Obscured)

0
0
0
8
9
11
14
20
31
32
31
17
30
38
31
31
37
28
36
45
56
55
59
60

Medium Clouds (% Sky Obscured)

0
1
1
2
3
3
4
6
7
9
11
18
21
27
28
31
61
59
56
77
74
20
11
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
14
20
31
32
34
39
41
28
8
7
16
37
31
50
12
13
32
45

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
6
6
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
6
16
29
50
55
44
16
14
7
8
7
7
14
18
27
23
15
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
12
14
16
17
19
20
20
19
19
18
18
17
15
14
13
13
12
12
12
11
11
11
11

Feels Like (°C)

8
10
12
14
15
17
18
19
19
18
18
17
16
15
13
12
11
10
10
10
10
11
11
10

Dew Point (°C)

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

Relative Humidity (%)

78
68
61
56
53
52
51
52
54
55
57
64
72
80
80
76
74
72
73
76
87
91
95
96

Pressure (mb)

1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1013
1013

Ozone (du)

384
384
383
381
381
380
380
380
378
378
378
377
376
375
376
377
376
374
373
373
373
373
372
371

Saturday 2

Waning Gibbous 98%

22:03

05:21

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:17, Set: 20:25, Transit: 12:52. Moon - Rise: 22:03, Set: 05:21. Civil Dark: 21:06 - 04:37. Nautical Dark: 21:59 - 03:43. Astro Dark: 23:10 - 02:30

Total Clouds (% Sky Obscured)

80
80
80
74
68
43
53
63
75
83
88
94
96
98
96
82
73
67
66
60
63
68
83
92

Low Clouds (% Sky Obscured)

64
64
64
51
38
25
17
8
0
9
17
26
40
53
64
48
44
43
44
48
53
65
74
87

Medium Clouds (% Sky Obscured)

2
60
77
74
68
42
34
36
45
55
56
63
56
42
22
22
31
45
53
56
62
68
76
74

High Clouds (% Sky Obscured)

50
50
45
46
5
7
11
12
13
35
57
80
86
92
93
82
73
67
50
25
0
0
0
1

ISS Passover

Visibility (miles)

9
3
6
6
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

49
69
21
13
8
1
7
9
8
8
6
2
6
10
6
14
23
24
30
31
30
25
20
16

Precipitation Amount (mm)

0
0.3
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
11
10
10
10
8
9
10
10
10
9
7
5
5
5
5
4
5
5
6
7
7
8
9

Chance of Frost

Temperature (°C)

11
13
13
14
15
15
17
18
18
18
18
17
16
15
13
12
11
11
10
10
10
9
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
93
84
83
92
71
64
57
52
57
63
68
74
79
86
87
90
91
95
95
95
95
93

Pressure (mb)

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

Ozone (du)

371
368
369
372
373
378
380
381
382
383
383
383
383
384
385
386
386
386
386
387
388
389
388
387

Sunday 3

Waning Gibbous 95%

23:15

05:51

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:15, Set: 20:27, Transit: 12:52. Moon - Rise: 23:15, Set: 05:51. Civil Dark: 21:08 - 04:35. Nautical Dark: 22:02 - 03:40. Astro Dark: 23:14 - 02:25

Total Clouds (% Sky Obscured)

93
94
100
90
80
70
68
65
63
60
65
63
72
81
89
88
86
82
79
75
74
74
74
73

Low Clouds (% Sky Obscured)

91
94
100
90
80
67
68
65
63
56
50
43
51
55
57
63
71
77
73
71
68
68
68
72

Medium Clouds (% Sky Obscured)

59
42
27
18
8
0
5
9
14
18
22
23
27
34
41
29
21
15
10
8
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
3
12
48
59
67
75
67
59
54
35
17
3

ISS Passover

Visibility (miles)

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

11
8
8
18
24
27
34
37
37
38
38
34
33
26
13
15
15
13
17
15
6
13
10
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
9
9
9
10
10
13
13
12
12
12
12
8
8
8
8
7
7
4
4
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

91
83
75
67
64
61
58
58
58
59
64
71
79
81
84
87
88
90
91
93
93
94
94
93

Pressure (mb)

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

Ozone (du)

386
385
385
385
384
382
381
381
380
379
379
378
377
378
378
378
379
380
381
382
383
384
384
384

Monday 4

Waning Gibbous 90%

00:19

06:32

Sun - Rise: 05:13, Set: 20:29, Transit: 12:52. Moon - Rise: 00:19, Set: 06:32. Civil Dark: 21:10 - 04:32. Nautical Dark: 22:04 - 03:37. Astro Dark: 23:19 - 02:21

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 Wiveton, Norfolk, United Kingdom (52.94,1.03)

Generated: 28/04/26 07:40:45. Forecast: 28/04/26 to 04/05/26. Timezone: UTC+1.00