Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 25

Waxing Gibbous 68%

13:11

03:59

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

Sun - Rise: 05:41, Set: 20:18, Transit: 13:00. Moon - Rise: 13:11, Set: 03:59. Civil Dark: 20:55 - 05:03. Nautical Dark: 21:44 - 04:14. Astro Dark: 22:42 - 03:15

Total Clouds (% Sky Obscured)

33
49
63
77
28
32
14
0
0
1
1
3
12
30
27
50
75
93
70
58
97
87
94
100

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
53
55
47

Medium Clouds (% Sky Obscured)

33
49
63
46
18
17
8
0
0
0
0
0
0
0
0
0
3
3
70
58
97
56
68
100

High Clouds (% Sky Obscured)

33
49
4
3
3
2
1
0
0
1
1
3
12
30
27
50
75
89
70
58
97
84
91
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
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
2
1
2
3
3
2
2
1
1
1
2
6
5
6
6
6
5
6
6
6
5
7
7

Chance of Frost

Temperature (°C)

15
17
18
18
19
19
20
19
19
18
16
14
11
9
8
7
6
5
5
4
4
5
6
8

Feels Like (°C)

14
16
16
16
19
19
20
20
20
20
18
14
10
8
6
5
4
3
2
1
1
3
4
5

Dew Point (°C)

6
7
7
7
7
8
8
8
10
12
10
10
9
8
7
6
5
4
4
3
2
3
3
4

Relative Humidity (%)

53
50
49
47
46
46
47
48
54
65
68
75
85
91
93
93
93
93
93
91
91
88
81
73

Pressure (mb)

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

Ozone (du)

369
375
382
381
378
378
377
377
376
375
375
374
375
375
372
370
368
369
369
369
367
367
366
364

Sunday 26

Waxing Gibbous 78%

14:32

04:11

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
08 Bad
09 OK

Sun - Rise: 05:39, Set: 20:19, Transit: 13:00. Moon - Rise: 14:32, Set: 04:11. Civil Dark: 20:57 - 05:01. Nautical Dark: 21:46 - 04:12. Astro Dark: 22:45 - 03:11

Total Clouds (% Sky Obscured)

100
100
92
86
78
84
77
88
63
100
97
94
100
93
90
78
80
79
85
78
95
66
50
35

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
90
92
86
78
84
74
88
63
87
80
92
81
54
60
52
44
39
42
47
55
42
38
22

High Clouds (% Sky Obscured)

100
100
78
74
58
76
61
84
63
100
96
78
96
83
45
10
7
8
1
2
25
0
1
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)

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

Chance of Frost

Temperature (°C)

11
13
15
17
18
19
19
19
18
18
16
14
13
12
11
10
10
9
8
8
8
8
11
13

Feels Like (°C)

8
11
13
15
17
18
17
18
18
17
14
12
11
10
9
10
10
9
8
9
8
9
12
14

Dew Point (°C)

5
7
9
10
11
11
10
10
11
13
13
13
11
10
9
9
8
7
6
6
6
6
7
9

Relative Humidity (%)

69
68
67
64
61
58
56
57
61
73
82
90
89
90
90
90
90
87
87
87
87
84
78
75

Pressure (mb)

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

Ozone (du)

364
365
366
365
364
364
363
363
363
363
362
365
368
371
374
376
375
374
374
375
376
379
383
384

Monday 27

Waxing Gibbous 86%

15:49

04:22

10 OK
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 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:37, Set: 20:21, Transit: 13:00. Moon - Rise: 15:49, Set: 04:22. Civil Dark: 20:59 - 04:59. Nautical Dark: 21:48 - 04:09. Astro Dark: 22:49 - 03:08

Total Clouds (% Sky Obscured)

47
49
37
90
38
90
75
60
67
64
95
50
20
41
75
85
98
85
73
84
88
90
100
100

Low Clouds (% Sky Obscured)

0
0
25
33
26
4
26
30
38
4
18
14
14
34
70
85
91
85
73
84
88
88
100
100

Medium Clouds (% Sky Obscured)

30
28
10
48
10
44
39
24
30
30
34
15
0
2
2
0
0
0
0
0
17
16
17
18

High Clouds (% Sky Obscured)

0
2
2
45
6
42
28
2
2
2
35
8
11
13
28
10
51
5
5
2
2
2
25
18

ISS Passover

Visibility (miles)

9
9
5
4
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
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
None

Precipitation Probability (%)

0
27
52
57
37
32
30
29
28
26
2
0
0
0
0
0
0
0
0
1
4
4
5
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
19
20
20
20
19
19
17
16
14
12
11
10
8
8
8
7
7
7
7
8
9
10

Feels Like (°C)

16
18
19
19
17
18
16
16
16
15
13
10
10
9
7
6
6
5
6
6
6
7
8
7

Dew Point (°C)

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

Relative Humidity (%)

72
70
70
68
69
64
69
66
72
77
86
93
93
91
91
93
93
93
93
93
93
91
85
84

Pressure (mb)

1025
1025
1024
1024
1024
1023
1023
1023
1023
1024
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027

Ozone (du)

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

Tuesday 28

Waxing Gibbous 93%

17:05

04:32

10 Bad
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 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:35, Set: 20:23, Transit: 13:00. Moon - Rise: 17:05, Set: 04:32. Civil Dark: 21:01 - 04:56. Nautical Dark: 21:51 - 04:06. Astro Dark: 22:52 - 03:04

Total Clouds (% Sky Obscured)

100
100
100
86
74
58
63
58
42
30
24
17
24
40
47
51
52
56
60
66
71
61
52
42

Low Clouds (% Sky Obscured)

100
100
100
86
74
57
60
55
42
30
24
17
24
40
47
48
44
47
58
66
71
61
52
42

Medium Clouds (% Sky Obscured)

16
14
13
9
6
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

10
7
1
1
1
0
0
0
0
0
1
1
1
2
0
0
0
0
2
2
1
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
0
0
0
0
2
6
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 (%)

8
6
10
25
34
23
11
7
2
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)

12
12
13
13
13
15
15
13
13
13
11
11
10
10
10
10
10
10
10
10
11
11
12
13

Chance of Frost

Temperature (°C)

10
11
11
12
13
13
13
11
11
11
9
8
7
6
6
6
5
5
6
6
6
6
8
9

Feels Like (°C)

7
7
8
8
10
9
9
8
9
8
8
7
6
5
4
4
3
3
3
3
2
2
4
6

Dew Point (°C)

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

Relative Humidity (%)

83
81
81
79
70
72
74
81
77
81
88
95
94
98
98
100
100
100
98
96
96
94
93
88

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029

Ozone (du)

380
380
380
380
380
381
382
381
380
378
376
373
371
370
369
368
368
368
366
365
365
365
364
364

Wednesday 29

Waxing Gibbous 97%

18:19

04:43

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

Sun - Rise: 05:33, Set: 20:25, Transit: 13:00. Moon - Rise: 18:19, Set: 04:43. Civil Dark: 21:03 - 04:54. Nautical Dark: 21:53 - 04:04. Astro Dark: 22:55 - 03:00

Total Clouds (% Sky Obscured)

31
26
18
12
7
5
3
1
0
0
1
2
16
31
42
40
46
56
80
87
94
96
98
100

Low Clouds (% Sky Obscured)

30
23
14
10
3
1
1
0
0
0
0
0
16
31
42
40
46
56
65
55
46
31
15
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
8
14
21

High Clouds (% Sky Obscured)

1
1
1
0
0
1
1
1
0
0
1
1
1
1
1
1
1
2
21
37
55
47
42
50

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
1
1
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
15
15
15
15
15
14
13
12
11
10
10
10
10
10
10
9
9
9
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
10
11
12
13
14
14
13
13
13
11
9
7
6
5
5
5
4
5
4
4
4
6
8

Dew Point (°C)

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

Relative Humidity (%)

76
69
66
62
60
59
59
62
68
74
81
90
95
94
96
96
96
96
98
96
96
94
85
77

Pressure (mb)

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

Ozone (du)

364
364
365
365
365
365
364
364
363
362
362
362
362
363
363
364
364
365
365
365
365
365
365
366

Thursday 30

Waxing Gibbous 99%

19:35

04:56

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 OK
04 OK
05 OK
06 OK
07 OK
08 Bad
09 OK

Sun - Rise: 05:31, Set: 20:26, Transit: 13:00. Moon - Rise: 19:35, Set: 04:56. Civil Dark: 21:05 - 04:52. Nautical Dark: 21:55 - 04:01. Astro Dark: 22:59 - 02:56

Total Clouds (% Sky Obscured)

100
96
96
95
95
91
91
73
73
73
77
73
63
54
50
49
38
28
32
37
46
46
48
48

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
9
17
27
23
19
14
20
26
31
33
37
36

Medium Clouds (% Sky Obscured)

26
30
35
40
45
55
55
55
40
25
20
20
13
10
13
13
14
11
9
8
7
11
14
18

High Clouds (% Sky Obscured)

50
54
54
54
63
67
77
73
73
73
77
73
63
54
50
49
38
17
21
26
29
19
9
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
1
2
1
4
6
7
6
4
1
1
0
0
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)

13
13
14
15
15
14
14
13
11
10
8
8
7
6
5
5
4
4
3
3
3
2
3
4

Chance of Frost

Temperature (°C)

14
15
17
18
19
19
19
18
17
16
15
14
12
12
11
10
10
9
9
10
10
10
13
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
66
63
60
59
59
58
64
70
77
80
86
92
92
91
91
91
88
88
87
85
84
77
72

Pressure (mb)

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

Ozone (du)

366
366
366
366
366
366
366
366
367
367
368
368
368
367
367
366
366
367
367
366
365
365
364
363

Friday 1

Full Moon 100%

20:50

05:12

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: 05:29, Set: 20:28, Transit: 12:59. Moon - Rise: 20:50, Set: 05:12. Civil Dark: 21:07 - 04:50. Nautical Dark: 21:58 - 03:59. Astro Dark: 23:03 - 02:53

Total Clouds (% Sky Obscured)

54
60
64
74
85
95
95
95
90
87
89
91
91
91
98
91
91
90
91
92
96

Low Clouds (% Sky Obscured)

37
38
41
50
54
59
50
42
34
23
11
0
0
0
0
0
0
0
7
14
18

Medium Clouds (% Sky Obscured)

19
18
19
12
6
0
0
0
0
0
0
0
0
0
0
0
0
0
13
33
55

High Clouds (% Sky Obscured)

3
4
4
17
36
57
61
56
51
57
62
65
77
88
97
90
82
69
78
88
96

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

Precipitation Probability (%)

3
6
11
15
16
14
13
10
5
3
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
20
21
22
22
22
21
20
19
17
15
13
12
11
10
9
9
8
8
8

Feels Like (°C)

15
16
16
16
23
22
22
21
21
21
19
18
18
17
16
14
8
7
7
6
5

Dew Point (°C)

12
12
12
13
13
13
12
13
13
14
13
11
10
9
8
6
6
5
5
5
5

Relative Humidity (%)

65
62
60
57
56
55
54
59
66
71
76
79
83
81
80
77
78
78
79
78
78

Pressure (mb)

1025
1024
1024
1024
1023
1023
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022

Ozone (du)

362
361
360
359
359
359
359
360
360
361
361
361
361
361
361
360
361
362
363
362
362

Forecast for Newport Pagnell, Milton Keynes, United Kingdom (52.08,-0.73)

Generated: 25/04/26 10:05:25. Forecast: 25/04/26 to 01/05/26. Timezone: UTC+1.00