Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

First Quarter 58%

11:45

03:47

08 Bad
09 Bad
10 Bad
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 Bad
07 OK

Sun - Rise: 05:43, Set: 20:18, Transit: 13:02. Moon - Rise: 11:45, Set: 03:47. Civil Dark: 20:56 - 05:05. Nautical Dark: 21:45 - 04:16. Astro Dark: 22:43 - 03:16

Total Clouds (% Sky Obscured)

92
91
87
14
2
1
0
0
0
0
0
0
0
0
0
1
1
2
9
8
9
6
52
35

Low Clouds (% Sky Obscured)

71
50
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
36
8

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)

36
79
47
14
2
1
0
0
0
0
0
0
0
0
0
1
1
2
9
8
9
6
32
15

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)

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

Chance of Frost

Temperature (°C)

5
6
8
10
12
14
15
16
16
16
16
15
12
10
8
7
6
6
5
5
4
4
3
4

Feels Like (°C)

4
4
5
7
11
12
14
15
16
16
16
15
12
9
8
7
6
6
5
3
3
3
2
4

Dew Point (°C)

1
0
1
1
3
4
5
6
7
7
9
10
9
7
5
4
3
3
3
3
2
1
1
2

Relative Humidity (%)

76
67
60
55
53
50
51
50
52
54
64
73
81
85
85
84
83
83
85
86
86
85
86
85

Pressure (mb)

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

Ozone (du)

389
390
390
389
390
391
392
391
388
385
377
373
369
366
365
364
361
362
362
359
359
358
358
359

Saturday 25

Waxing Gibbous 68%

13:11

04:01

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

Sun - Rise: 05:41, Set: 20:20, Transit: 13:01. Moon - Rise: 13:11, Set: 04:01. Civil Dark: 20:58 - 05:03. Nautical Dark: 21:47 - 04:13. Astro Dark: 22:47 - 03:13

Total Clouds (% Sky Obscured)

44
57
34
78
100
100
100
100
100
100
63
22
23
31
31
55
70
74
81
91
85
82
75
74

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
22
45
62
74
81
84
85
79
72
70

Medium Clouds (% Sky Obscured)

0
0
4
41
60
100
96
81
74
73
45
22
23
31
20
23
10
1
1
11
1
5
2
3

High Clouds (% Sky Obscured)

36
57
34
78
100
100
100
100
91
68
26
5
6
2
0
0
2
3
6
50
60
70
65
65

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)

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

Chance of Frost

Temperature (°C)

7
10
13
15
16
17
17
17
18
18
18
16
11
9
8
7
6
6
5
5
5
5
5
5

Feels Like (°C)

7
10
12
13
14
14
15
15
16
17
17
15
11
7
6
4
4
4
4
4
2
2
1
3

Dew Point (°C)

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

Relative Humidity (%)

78
71
65
61
58
55
54
54
53
54
57
66
71
75
88
91
93
93
91
93
93
93
93
91

Pressure (mb)

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

Ozone (du)

359
359
363
369
371
372
371
371
371
372
375
377
376
374
374
375
374
375
376
375
374
373
371
370

Sunday 26

Waxing Gibbous 78%

14:32

04:13

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

Sun - Rise: 05:39, Set: 20:22, Transit: 13:01. Moon - Rise: 14:32, Set: 04:13. Civil Dark: 21:00 - 05:00. Nautical Dark: 21:49 - 04:10. Astro Dark: 22:50 - 03:09

Total Clouds (% Sky Obscured)

80
69
53
50
26
83
92
21
13
34
56
48
60
35
50
45
62
62
71
73
42
42
58
34

Low Clouds (% Sky Obscured)

72
57
47
23
6
5
2
3
8
19
22
12
15
10
1
1
1
1
2
1
1
1
1
2

Medium Clouds (% Sky Obscured)

6
19
5
19
24
6
18
4
2
1
6
8
13
0
4
0
18
24
23
27
32
41
50
34

High Clouds (% Sky Obscured)

65
55
14
37
26
40
70
17
4
12
16
11
60
35
50
45
55
48
47
45
35
42
58
34

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
13
5
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)

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

Chance of Frost

Temperature (°C)

6
7
9
11
13
15
16
16
17
17
17
16
14
12
10
9
8
8
7
7
7
6
6
8

Feels Like (°C)

3
5
6
9
11
13
16
15
17
17
16
14
12
10
7
6
6
5
5
4
5
6
7
8

Dew Point (°C)

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

Relative Humidity (%)

85
78
73
69
67
66
64
63
62
62
64
66
67
73
85
95
96
94
94
91
91
91
91
88

Pressure (mb)

1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

369
369
369
370
371
371
372
372
372
372
373
375
374
374
375
375
375
375
376
376
376
376
379
380

Monday 27

Waxing Gibbous 86%

15:50

04:23

08 OK
09 Good
10 Good
11 Good
12 OK
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
07 Bad

Sun - Rise: 05:37, Set: 20:23, Transit: 13:01. Moon - Rise: 15:50, Set: 04:23. Civil Dark: 21:02 - 04:58. Nautical Dark: 21:52 - 04:08. Astro Dark: 22:53 - 03:05

Total Clouds (% Sky Obscured)

24
9
10
8
25
58
64
97
100
72
63
63
77
89
67
61
63
73
82
100
97
95
94
92

Low Clouds (% Sky Obscured)

2
2
2
2
14
23
20
31
34
28
24
23
22
18
17
22
26
40
55
71
74
82
85
83

Medium Clouds (% Sky Obscured)

18
2
1
1
0
10
18
21
27
30
38
33
32
33
24
12
0
0
0
0
0
0
1
1

High Clouds (% Sky Obscured)

24
1
4
5
7
35
60
86
84
72
63
59
65
82
52
41
39
27
19
35
23
22
35
15

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
7
8
6
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
18
21
24
25
25
22
17
4
2
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)

3
3
4
4
4
4
5
6
7
9
10
13
12
10
8
8
7
7
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

10
12
14
15
17
18
18
18
18
17
16
15
12
11
9
8
8
7
7
7
7
7
7
7

Feels Like (°C)

10
13
15
16
18
19
18
18
18
15
15
15
11
10
8
7
6
4
5
5
4
4
4
5

Dew Point (°C)

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

Relative Humidity (%)

82
77
74
70
68
66
62
61
68
77
79
83
92
93
95
95
94
96
94
96
96
96
96
96

Pressure (mb)

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

Ozone (du)

377
375
376
376
375
375
373
373
373
374
373
373
371
370
370
370
370
368
368
368
368
369
369
369

Tuesday 28

Waxing Gibbous 93%

17:06

04:32

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
07 Bad

Sun - Rise: 05:35, Set: 20:25, Transit: 13:01. Moon - Rise: 17:06, Set: 04:32. Civil Dark: 21:04 - 04:56. Nautical Dark: 21:54 - 04:05. Astro Dark: 22:57 - 03:01

Total Clouds (% Sky Obscured)

93
89
89
98
100
100
100
100
99
99
98
69
72
82
85
87
89
92
94
97
96
93
90
89

Low Clouds (% Sky Obscured)

82
81
79
89
99
100
100
100
99
98
97
57
67
77
81
85
89
88
86
81
67
72
77
81

Medium Clouds (% Sky Obscured)

2
3
3
0
0
0
0
0
0
0
0
7
4
3
2
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

17
9
10
14
15
4
2
3
19
7
1
3
4
5
3
3
3
7
12
17
13
8
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
3
5
12
3
3
9
8
12
6
5
4
1
2
2
0
0
0
0
1
1
0
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
11
12
12
12
12
10
10
10
10
9
9
9
8
7
6
6
6
6
6
6
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
85
77
70
65
66
70
70
70
73
77
80
85
90
96
96
96
96
96
96
96
98
96
98

Pressure (mb)

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

Ozone (du)

369
368
367
368
370
371
372
372
371
369
369
369
369
369
370
370
370
370
369
369
369
369
370
370

Wednesday 29

Waxing Gibbous 97%

18:21

04:43

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

Sun - Rise: 05:33, Set: 20:27, Transit: 13:01. Moon - Rise: 18:21, Set: 04:43. Civil Dark: 21:06 - 04:54. Nautical Dark: 21:57 - 04:02. Astro Dark: 23:00 - 02:57

Total Clouds (% Sky Obscured)

86
83
82
80
79
65
51
38
38
38
33
38
41
45
42
39
44
60
70
82
81
82
82
80

Low Clouds (% Sky Obscured)

82
82
81
80
79
64
48
32
31
26
21
23
25
30
34
39
44
60
70
76
78
79
81
80

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
1
1
1
1
2
3
4
3
3
2
4
7
10
8
5
4
13
24
33
30
24
22
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
1
2
2
1
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
7
7
7
11
11
11
11
12
13
11
11
11
10
10
9
5
6
6
5
5
4

Dew Point (°C)

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

Relative Humidity (%)

90
84
78
77
73
70
66
63
60
65
70
76
80
87
91
91
91
91
91
93
91
91
91
90

Pressure (mb)

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

Ozone (du)

370
370
369
369
369
369
370
370
371
370
369
368
368
368
369
370
372
373
374
375
375
374
373
371

Thursday 30

Waxing Gibbous 99%

19:37

04:56

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 OK
21 OK
22 OK
23 OK
00 Bad

Sun - Rise: 05:31, Set: 20:28, Transit: 13:01. Moon - Rise: 19:37, Set: 04:56. Civil Dark: 21:08 - 04:52. Nautical Dark: 21:59 - 04:00. Astro Dark: 23:04 - 02:53

Total Clouds (% Sky Obscured)

79
77
70
64
58
51
50
59
71
83
91
69
47
29
31
40
50

Low Clouds (% Sky Obscured)

79
77
70
64
58
51
50
42
30
26
23
16
9
0
7
17
25

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)

8
3
4
5
7
9
13
12
3
0
5
0
0
3
3
3
4

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 (%)

0
0
1
0
0
2
2
2
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)

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

Chance of Frost

Temperature (°C)

9
10
11
12
13
14
15
15
16
15
14
14
11
9
7
6
5

Feels Like (°C)

7
7
7
7
8
9
15
14
14
15
15
16
10
10
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

84
78
73
70
68
64
64
64
64
68
75
83
87
91
96
96
96

Pressure (mb)

1030
1030
1031
1030
1030
1030
1030
1030
1029
1029
1029
1029
1030
1030
1031
1031
1031

Ozone (du)

371
370
369
369
369
369
368
367
367
366
365
365
365
365
365
364
364

Forecast for Sibbertoft, Northamptonshire, United Kingdom (52.44,-1.00)

Generated: 24/04/26 08:34:59. Forecast: 24/04/26 to 30/04/26. Timezone: UTC+1.00