Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waning Crescent 17%

05:03

16:10

08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
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: 06:04, Set: 20:29, Transit: 13:18. Moon - Rise: 05:03, Set: 16:10. Civil Dark: 21:05 - 05:28. Nautical Dark: 21:51 - 04:42. Astro Dark: 22:44 - 03:49

Total Clouds (% Sky Obscured)

35
36
77
89
91
94
92
92
82
41
86
100
99
100
100
84
95
100
100
100
98
100
100
100

Low Clouds (% Sky Obscured)

0
0
57
80
66
56
41
34
31
14
37
31
24
33
30
28
34
41
34
47
63
59
69
83

Medium Clouds (% Sky Obscured)

35
32
21
25
36
41
42
43
51
41
60
65
33
51
76
77
91
100
98
100
96
58
53
97

High Clouds (% Sky Obscured)

0
3
4
3
3
3
5
62
54
41
49
88
98
88
85
54
59
97
100
58
38
47
69
55

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 (%)

80
18
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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
1
2
1
1
1
1
0
0
0
0
0
0
0
2
5
15
33
23
11
11
19

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)

1
0
7
9
9
10
10
10
10
9
9
9
8
8
8
8
9
9
10
10
12
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
8
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
8
8
8
8
8
8
9

Relative Humidity (%)

84
80
77
76
76
77
79
80
79
81
81
84
84
84
84
87
87
87
87
85
84
85
85
88

Pressure (mb)

1021
1021
1021
1021
1021
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

348
348
347
346
347
346
345
344
343
341
340
338
337
335
334
334
334
333
333
334
337
339
341
342

Friday 25

Waning Crescent 9%

05:17

17:37

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: 06:02, Set: 20:31, Transit: 13:17. Moon - Rise: 05:17, Set: 17:37. Civil Dark: 21:07 - 05:26. Nautical Dark: 21:53 - 04:40. Astro Dark: 22:46 - 03:45

Total Clouds (% Sky Obscured)

100
99
98
97
100
99
100
100
100
100
100
100
100
100
100
100
88
95
90
90
78
87
77
62

Low Clouds (% Sky Obscured)

84
74
60
67
71
96
89
87
85
87
87
75
72
80
68
68
72
65
68
71
67
82
77
57

Medium Clouds (% Sky Obscured)

66
83
91
89
99
98
93
89
82
71
82
100
100
89
78
80
64
83
69
31
30
8
3
4

High Clouds (% Sky Obscured)

29
20
0
13
0
0
2
2
25
32
30
30
30
30
27
35
48
1
1
0
0
1
4
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
7
6
3
3
5
4
4
4
3
2
2
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

24
25
32
42
39
44
42
70
95
95
95
95
95
95
95
95
95
95
95
87
68
45
29
22

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.6
0.6
0.9
1.8
1.2
1.3
1.3
1
1.2
1.5
1.4
0.8
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
12
12
12
12
12
11
11
11
11
11
11
11
11
11
11
10
10
10
10
10

Feels Like (°C)

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

Dew Point (°C)

9
9
9
10
9
10
10
10
10
10
11
11
11
11
10
11
11
10
10
10
10
10
10
9

Relative Humidity (%)

88
87
87
88
86
87
86
87
90
93
95
96
96
95
95
96
98
98
98
98
98
98
98
96

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1018
1019
1019
1019
1019
1019
1019
1020

Ozone (du)

343
344
344
347
348
350
350
350
350
351
352
355
356
357
358
360
360
362
363
364
366
366
367
368

Saturday 26

Waning Crescent 3%

05:33

19:07

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 OK
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: 06:00, Set: 20:33, Transit: 13:17. Moon - Rise: 05:33, Set: 19:07. Civil Dark: 21:09 - 05:24. Nautical Dark: 21:55 - 04:37. Astro Dark: 22:49 - 03:42

Total Clouds (% Sky Obscured)

86
67
55
65
64
59
45
38
31
58
60
58
57
47
68
84
98
98
100
62
49
78
75
85

Low Clouds (% Sky Obscured)

79
57
41
54
52
49
45
38
31
36
33
22
11
0
9
19
26
29
32
34
28
23
47
55

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
23
36
39
26
18
14
28

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
0
27
40
41
46
47
64
81
98
97
100
45
29
68
70
85

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 (%)

15
17
5
4
2
1
16
4
17
3
0
0
0
0
0
0
0
0
0
0
1
1
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
9
9
9
8
7
7
8
8
8
8
6
5
3
3
2
2
3
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
92
89
86
83
82
83
86
84
87
90
90
90
93
91
91
93
91
93
91
93
91

Pressure (mb)

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

Ozone (du)

367
366
365
365
368
368
365
363
361
358
357
355
355
355
356
356
358
358
358
360
358
358
357
358

Sunday 27

New Moon 0%

05:54

20:41

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

Sun - Rise: 05:58, Set: 20:34, Transit: 13:17. Moon - Rise: 05:54, Set: 20:41. Civil Dark: 21:11 - 05:22. Nautical Dark: 21:57 - 04:35. Astro Dark: 22:52 - 03:39

Total Clouds (% Sky Obscured)

94
100
99
98
98
90
82
69
80
81
18
56
25
89
89
82
75
84
91
100
100
100
100
84

Low Clouds (% Sky Obscured)

62
50
31
37
50
45
23
6
4
2
1
9
16
23
14
8
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

6
75
78
85
84
11
9
11
0
0
0
0
0
0
1
2
5
9
15
22
25
28
36
30

High Clouds (% Sky Obscured)

93
100
98
95
93
86
80
54
54
58
18
43
25
63
57
55
58
72
83
100
100
100
100
83

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
1
1
0
0
0
1
1
1
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
8
9
9
11
10
10
10
9
8
7
6
4
3
3
2
2
2
3
3
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
87
83
80
76
75
76
75
78
82
86
92
93
93
95
93
93
93
91
91
91
91
90

Pressure (mb)

1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024

Ozone (du)

357
354
354
354
354
353
351
350
349
347
346
344
342
341
339
337
335
334
333
331
330
328
327
326

Monday 28

Waxing Crescent 1%

06:21

22:16

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 OK
03 OK
04 OK
05 OK
06 OK
07 Bad

Sun - Rise: 05:56, Set: 20:36, Transit: 13:17. Moon - Rise: 06:21, Set: 22:16. Civil Dark: 21:12 - 05:20. Nautical Dark: 21:59 - 04:32. Astro Dark: 22:55 - 03:36

Total Clouds (% Sky Obscured)

72
58
66
56
55
65
65
65
70
60
65
70
70
50
40
30
25
23
22
20
17
18
24
34

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
7
11
13
9
4
0
0
0
0
0

Medium Clouds (% Sky Obscured)

41
50
53
56
54
59
65
65
65
48
33
28
23
17
32
30
25
23
22
20
17
18
10
7

High Clouds (% Sky Obscured)

59
35
26
22
19
38
41
50
45
35
25
10
10
5
0
0
0
0
0
0
0
0
9
23

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
11
13
14
15
16
15
15
15
14
13
13
13
12
12
12
13
13
13
13
13
13
14
13

Chance of Frost

Temperature (°C)

11
12
13
13
13
14
13
13
13
13
13
12
12
12
12
12
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
10
11
11
11
10
10
11
11
10
10
10
10
10
10
10
10
10
10
10
10

Relative Humidity (%)

87
81
76
77
80
83
83
83
82
84
87
89
87
87
86
87
90
91
91
93
93
93
91
90

Pressure (mb)

1023
1023
1022
1022
1022
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1016
1016
1016
1015

Ozone (du)

326
326
326
326
326
325
325
324
323
323
322
321
322
323
323
324
324
325
325
325
326
328
329
331

Tuesday 29

Waxing Crescent 5%

07:01

23:48

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

Sun - Rise: 05:55, Set: 20:37, Transit: 13:17. Moon - Rise: 07:01, Set: 23:48. Civil Dark: 21:14 - 05:18. Nautical Dark: 22:01 - 04:30. Astro Dark: 22:58 - 03:33

Total Clouds (% Sky Obscured)

39
35
26
41
47
51
46
35
34
35
31
24
14
0
4
7
11
18
27
36
42
47
51
48

Low Clouds (% Sky Obscured)

0
0
1
2
2
1
1
0
0
0
0
0
0
0
0
0
0
11
21
31
38
42
47
43

Medium Clouds (% Sky Obscured)

4
1
0
0
0
0
0
0
0
0
0
0
0
0
4
7
11
9
4
0
7
16
24
24

High Clouds (% Sky Obscured)

39
35
20
20
20
15
10
10
9
18
17
13
7
0
0
0
0
0
0
0
1
1
4
4

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
1
3
4
4
8
8
4
5
6
2
5

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)

15
17
18
19
20
21
21
20
20
19
18
18
17
16
15
16
14
15
13
13
12
11
11
10

Chance of Frost

Temperature (°C)

12
13
13
14
14
14
14
14
14
14
13
13
13
13
13
13
13
13
13
13
13
13
12
12

Feels Like (°C)

8
8
8
8
8
9
9
8
8
8
8
8
8
8
8
8
8
8
7
7
7
7
7
7

Dew Point (°C)

10
10
10
11
11
11
11
11
11
11
10
10
10
10
9
9
10
10
10
10
11
11
11
11

Relative Humidity (%)

87
86
83
82
80
79
79
80
80
82
82
82
82
80
79
79
80
80
81
84
87
89
90
92

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014

Ozone (du)

332
333
334
334
334
334
335
336
337
337
338
339
338
337
337
336
336
336
336
336
336
337
337
337

Wednesday 30

Waxing Crescent 12%

07:57

01:06

Sun - Rise: 05:53, Set: 20:39, Transit: 13:17. Moon - Rise: 07:57, Set: 01:06. Civil Dark: 21:16 - 05:16. Nautical Dark: 22:03 - 04:28. Astro Dark: 23:01 - 03:29

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 Mawgan Porth, Cornwall, United Kingdom (50.46,-5.03)

Generated: 24/04/25 08:32:27. Forecast: 24/04/25 to 30/04/25. Timezone: UTC+1.00