Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

Waxing Crescent 46%

10:39

03:30

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

Sun - Rise: 06:00, Set: 20:22, Transit: 13:12. Moon - Rise: 10:39, Set: 03:30. Civil Dark: 20:58 - 05:24. Nautical Dark: 21:43 - 04:38. Astro Dark: 22:36 - 03:44

Total Clouds (% Sky Obscured)

14
22
13
11
19
0
4
3
2
0
0
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)

14
22
13
11
19
0
4
3
2
0
0
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
15
17
19
19
19
18
17
15
13
10
7
7
7
7
6
5
5
5
5
5
5
6

Chance of Frost

Temperature (°C)

12
14
15
17
17
17
18
17
17
16
15
13
11
10
9
8
7
6
5
4
3
3
4
7

Feels Like (°C)

7
9
10
11
12
12
12
13
13
12
12
11
9
9
7
7
6
5
4
3
2
2
3
5

Dew Point (°C)

7
8
8
9
9
9
10
11
11
11
10
8
7
7
7
6
3
2
0
-1
-1
-1
0
2

Relative Humidity (%)

73
69
61
59
58
59
61
65
68
69
70
71
73
82
88
84
75
74
71
71
73
77
79
74

Pressure (mb)

1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025

Ozone (du)

368
368
368
370
371
372
373
373
373
373
373
371
370
371
372
372
371
369
367
365
365
365
365
363

Friday 24

First Quarter 58%

12:04

03:52

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

Sun - Rise: 05:58, Set: 20:24, Transit: 13:12. Moon - Rise: 12:04, Set: 03:52. Civil Dark: 21:00 - 05:21. Nautical Dark: 21:46 - 04:35. Astro Dark: 22:39 - 03:41

Total Clouds (% Sky Obscured)

2
1
1
9
13
9
6
35
25
34
74
74
21
78
85
75
61
59
90
98
100
99
100
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
10
14
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
15
0
1
43
12
11
12
52
98
75
86
100
99

High Clouds (% Sky Obscured)

2
1
1
9
12
7
5
21
20
29
72
58
18
65
80
70
47
41
48
87
100
92
37
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)

9
11
13
13
14
14
14
13
12
10
7
4
2
2
3
3
4
3
3
3
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
11
12
12
12
13
12
11
11
10
8
6
7
6
4
4
2
2
3
3
2
3
6

Dew Point (°C)

4
6
7
7
7
7
7
7
8
8
8
7
5
4
2
1
-1
-1
-0
0
0
-0
1
2

Relative Humidity (%)

70
67
63
58
56
55
55
56
62
69
76
81
81
78
72
67
67
67
72
73
70
72
75
70

Pressure (mb)

1025
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

365
360
358
356
355
357
358
357
355
353
352
352
353
352
353
353
354
354
354
354
357
359
362
365

Saturday 25

Waxing Gibbous 69%

13:27

04:08

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 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:56, Set: 20:25, Transit: 13:12. Moon - Rise: 13:27, Set: 04:08. Civil Dark: 21:02 - 05:19. Nautical Dark: 21:48 - 04:33. Astro Dark: 22:42 - 03:38

Total Clouds (% Sky Obscured)

94
100
100
73
66
43
41
46
46
43
51
53
57
55
54
55
49
50
54
40
33
70
80
90

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

94
82
68
57
34
33
38
28
32
30
34
40
36
31
31
19
21
8
28
32
33
59
54
41

High Clouds (% Sky Obscured)

76
100
100
71
60
0
0
0
0
0
0
0
1
4
9
30
20
30
30
30
25
52
64
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
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)

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

Chance of Frost

Temperature (°C)

10
12
14
14
15
15
16
16
16
15
14
12
10
9
8
7
7
6
6
5
6
5
6
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
64
62
60
59
58
59
60
59
65
75
73
74
75
77
78
79
81
83
83
85
85
83
78

Pressure (mb)

1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1024
1024
1024
1025

Ozone (du)

370
377
379
379
381
379
378
379
377
376
377
376
377
378
381
379
378
377
376
375
374
373
370
368

Sunday 26

Waxing Gibbous 78%

14:46

04:21

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 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:54, Set: 20:27, Transit: 13:11. Moon - Rise: 14:46, Set: 04:21. Civil Dark: 21:03 - 05:17. Nautical Dark: 21:50 - 04:30. Astro Dark: 22:45 - 03:35

Total Clouds (% Sky Obscured)

100
99
99
99
100
100
100
100
100
100
76
50
48
57
72
80
100
100
57
52
50
60
46
57

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
6
12
18
18
19
19
12
7
0
7
12
19
12
5
0
0
0

Medium Clouds (% Sky Obscured)

21
38
75
99
90
87
83
89
94
100
76
50
48
50
64
74
82
66
6
15
23
38
27
15

High Clouds (% Sky Obscured)

100
89
79
74
82
91
100
100
100
100
76
50
48
57
70
75
70
65
57
52
50
60
44
57

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)

4
6
7
9
9
8
7
7
5
4
3
2
1
2
2
2
2
2
3
3
2
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
67
61
58
60
63
66
68
70
72
77
84
85
85
87
87
88
87
88
90
90
88
88
84

Pressure (mb)

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

Ozone (du)

367
366
366
366
365
365
365
365
365
364
364
368
372
372
375
380
385
388
388
386
386
383
380
377

Monday 27

Waxing Gibbous 86%

16:02

04:33

09 Good
10 Good
11 OK
12 OK
13 Good
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 OK
05 OK
06 OK
07 OK
08 OK

Sun - Rise: 05:52, Set: 20:28, Transit: 13:11. Moon - Rise: 16:02, Set: 04:33. Civil Dark: 21:05 - 05:15. Nautical Dark: 21:52 - 04:28. Astro Dark: 22:48 - 03:32

Total Clouds (% Sky Obscured)

10
13
20
20
13
7
1
1
1
0
0
0
0
0
0
0
0
2
4
12
23
29
36
42

Low Clouds (% Sky Obscured)

0
0
0
1
2
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

5
5
20
20
4
1
0
0
0
0
0
0
0
0
0
0
0
2
4
12
23
29
36
33

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
9
0
9
1
1
7
3
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
8
8
9
10
10
10
10
9
7
6
5
4
3
4
4
4
4
3
4
4
4
4
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
74
70
67
63
63
62
63
66
71
80
86
87
87
87
88
88
90
88
90
90
90
90
84

Pressure (mb)

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

Ozone (du)

375
375
375
376
376
373
372
372
374
374
372
370
369
367
366
367
365
364
364
363
363
363
363
362

Tuesday 28

Waxing Gibbous 93%

17:16

04:45

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

Sun - Rise: 05:50, Set: 20:30, Transit: 13:11. Moon - Rise: 17:16, Set: 04:45. Civil Dark: 21:07 - 05:13. Nautical Dark: 21:54 - 04:26. Astro Dark: 22:50 - 03:28

Total Clouds (% Sky Obscured)

64
60
58
54
62
50
50
35
25
17
13
10
6
10
15
29
50
63
64
51
59
75
79
78

Low Clouds (% Sky Obscured)

0
1
2
3
4
4
7
4
2
0
0
0
0
1
2
0
8
15
27
45
57
71
71
70

Medium Clouds (% Sky Obscured)

3
10
16
20
12
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

34
20
16
11
14
13
15
13
11
11
8
8
5
4
2
1
1
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
3
5
5
7
8
7
8
6
2
2
1
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
10
10
11
12
18
18
18
17
18
17
15
14
14
14
13
12
10
9
9
9
9
10
7

Dew Point (°C)

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

Relative Humidity (%)

80
75
71
69
66
65
64
63
67
72
78
80
84
88
87
86
84
81
81
78
84
88
93
88

Pressure (mb)

1025
1025
1025
1024
1024
1023
1023
1022
1022
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

362
361
361
360
360
361
361
362
360
359
358
357
357
357
357
358
359
359
359
359
359
359
360
359

Wednesday 29

Waxing Gibbous 97%

18:29

04:57

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 Good
01 Good
02 Good
03 Good
04 Good
05 OK
06 OK

Sun - Rise: 05:48, Set: 20:32, Transit: 13:11. Moon - Rise: 18:29, Set: 04:57. Civil Dark: 21:09 - 05:11. Nautical Dark: 21:56 - 04:23. Astro Dark: 22:53 - 03:25

Total Clouds (% Sky Obscured)

81
85
88
91
88
84
80
72
61
56
52
48
44
28
11
0
1
2
2
10
17
18

Low Clouds (% Sky Obscured)

78
85
88
91
88
80
73
63
52
47
43
42
36
24
11
0
0
0
0
10
17
18

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
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

Fog (%)

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

Precipitation Probability (%)

1
2
3
3
2
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
9
9
9
13
13
12
12
13
14
10
10
9
9
8
8
6
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

83
79
73
69
64
64
64
65
69
74
78
83
85
88
88
90
90
91
93
94
94
93

Pressure (mb)

1022
1023
1022
1022
1022
1022
1022
1021
1021
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1024
1025
1025

Ozone (du)

359
359
359
359
359
360
360
360
361
362
363
363
364
364
365
367
368
368
367
367
367
366

Forecast for Exeter, Devon, United Kingdom (50.72,-3.53)

Generated: 23/04/26 09:52:46. Forecast: 23/04/26 to 29/04/26. Timezone: UTC+1.00