Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 12%

No Rise

00:54

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: 05:17, Set: 21:02, Transit: 13:10. Moon - Rise: No Rise, Set: 00:54. Civil Dark: 21:43 - 04:36. Nautical Dark: 22:40 - 03:39. Astro Dark: 00:07 - 02:09

Total Clouds (% Sky Obscured)

99
98
99
83
76
83
80
79
80
73
64
74
49
49
45
80
100
99
87
91
75
65
45
54

Low Clouds (% Sky Obscured)

81
80
93
63
53
69
64
59
62
61
52
50
48
49
37
48
74
99
78
79
60
65
37
49

Medium Clouds (% Sky Obscured)

94
92
93
74
75
73
33
34
31
12
11
23
3
3
40
80
40
30
25
19
13
0
0
0

High Clouds (% Sky Obscured)

18
53
0
0
0
0
0
10
13
73
0
4
1
49
8
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

1
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
55
66
69
58
54
59
58
46
34
27
8
8
8
11
25
52
47
33
9
12
8
6
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
14
15
16
17
17
16
16
16
15
15
14
13
12
12
12
12
12
13
13
13
12
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
87
86
79
73
69
67
75
77
80
83
83
83
84
81
81
80
83
77
77
77
87
83

Pressure (mb)

1006
1006
1006
1006
1006
1007
1007
1007
1007
1008
1008
1009
1009
1010
1011
1011
1011
1012
1012
1012
1013
1014
1015
1016

Ozone (du)

381
383
384
385
390
388
390
392
392
393
393
393
396
396
394
394
388
383
379
376
373
369
361
359

Wednesday 20

Waxing Crescent 21%

08:20

01:31

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
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: 05:16, Set: 21:03, Transit: 13:10. Moon - Rise: 08:20, Set: 01:31. Civil Dark: 21:45 - 04:34. Nautical Dark: 22:42 - 03:37. Astro Dark: 00:12 - 02:03

Total Clouds (% Sky Obscured)

72
80
92
88
93
93
88
86
78
62
36
24
27
86
100
100
100
100
100
100
99
100
100
100

Low Clouds (% Sky Obscured)

61
80
91
78
85
78
62
58
70
62
36
24
0
0
29
40
55
98
84
83
87
78
68
66

Medium Clouds (% Sky Obscured)

22
56
47
38
31
22
33
33
2
0
0
0
0
0
3
53
61
88
43
38
39
21
8
17

High Clouds (% Sky Obscured)

1
3
2
12
25
30
41
37
42
31
12
2
27
86
100
100
100
75
100
100
98
100
100
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
1
2
2
1
1
3
6
8
9

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 (%)

4
9
16
19
17
24
24
16
12
11
4
0
0
0
0
0
0
2
3
3
3
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
14
15
13
14
15
14
15
14
13
11
9
7
6
4
4
4
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
70
70
72
78
76
72
73
70
72
74
78
85
93
95
96
96
95
96
96
96
96
96
95

Pressure (mb)

1017
1017
1018
1018
1019
1020
1020
1021
1021
1021
1022
1022
1023
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1026

Ozone (du)

356
353
350
345
345
345
343
344
344
345
344
340
338
338
338
339
340
340
340
338
338
340
340
340

Thursday 21

Waxing Crescent 31%

09:47

01:56

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
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: 05:15, Set: 21:04, Transit: 13:10. Moon - Rise: 09:47, Set: 01:56. Civil Dark: 21:46 - 04:33. Nautical Dark: 22:44 - 03:35. Astro Dark: 00:17 - 01:58

Total Clouds (% Sky Obscured)

100
100
96
76
95
66
70
38
81
100
89
100
91
89
63
70
75
76
75
80
80
68
61
67

Low Clouds (% Sky Obscured)

74
67
63
57
46
29
19
0
0
0
0
0
0
0
0
0
0
9
17
26
23
21
20
15

Medium Clouds (% Sky Obscured)

27
30
9
16
14
15
12
19
17
63
42
29
29
59
60
42
10
6
3
0
0
0
0
6

High Clouds (% Sky Obscured)

97
98
75
55
79
26
40
13
70
100
85
100
82
36
63
70
75
76
75
80
70
61
49
50

ISS Passover

Visibility (miles)

9
9
9
9
7
7
7
7
7
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

4
3
1
1
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
8
9
10
11
12
12
12
11
10
9
6
5
4
4
3
3
3
3
3
4
4
4
4

Chance of Frost

Temperature (°C)

14
16
17
18
18
19
19
19
18
17
16
16
14
12
12
11
11
11
11
11
11
11
11
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
82
74
70
68
68
69
70
69
70
73
77
86
90
90
91
93
95
95
95
96
96
98
96

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

339
338
338
337
337
336
335
334
333
332
333
333
333
336
339
340
340
340
340
341
341
342
343
344

Friday 22

Waxing Crescent 42%

11:13

02:14

08 Bad
09 Bad
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 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:14, Set: 21:06, Transit: 13:10. Moon - Rise: 11:13, Set: 02:14. Civil Dark: 21:48 - 04:32. Nautical Dark: 22:46 - 03:33. Astro Dark: 00:23 - 01:52

Total Clouds (% Sky Obscured)

54
50
29
41
67
80
90
100
97
94
91
100
79
98
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

9
0
0
0
0
0
0
0
0
0
0
1
0
1
11
35
27
5
5
6
13
23
31
46

Medium Clouds (% Sky Obscured)

13
16
18
24
29
51
32
45
68
69
61
79
49
78
83
92
96
90
83
100
93
88
80
75

High Clouds (% Sky Obscured)

35
31
14
20
37
55
79
100
79
73
81
94
66
63
69
99
98
100
100
100
100
100
100
65

ISS Passover

Visibility (miles)

9
7
7
7
7
7
7
7
7
7
7
7
7
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
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
4
7
32
46
18
37
30
18
48
25
18
19

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
8
10
10
11
12
11
10
10
9
7
5
4
3
3
3
3
3
3
3
4
3
4
3

Chance of Frost

Temperature (°C)

15
17
18
19
20
20
20
20
20
20
19
19
17
16
15
15
15
15
14
14
14
14
14
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
86
81
78
76
77
77
75
74
75
77
82
88
90
90
92
92
90
92
90
89
92
92
90

Pressure (mb)

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

Ozone (du)

345
345
346
345
345
345
346
345
344
343
341
341
339
338
339
341
343
343
345
349
354
357
360
364

Saturday 23

First Quarter 54%

12:35

02:28

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

Sun - Rise: 05:13, Set: 21:07, Transit: 13:10. Moon - Rise: 12:35, Set: 02:28. Civil Dark: 21:49 - 04:30. Nautical Dark: 22:48 - 03:31. Astro Dark: 00:29 - 01:45

Total Clouds (% Sky Obscured)

91
95
93
90
88
74
62
47
35
23
12
25
25
25
25
27
36
43
49
55
50
41
33
26

Low Clouds (% Sky Obscured)

31
33
48
63
78
67
51
36
28
20
12
16
8
0
11
21
32
39
44
43
46
41
33
26

Medium Clouds (% Sky Obscured)

33
28
25
19
16
18
21
21
13
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

60
60
50
27
0
0
0
1
6
1
2
17
25
25
7
5
6
14
21
28
18
11
3
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 (%)

16
3
4
5
1
2
3
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
5
5
5
7
7
9
10
11
10
10
9
8
7
6
5
4
4
4
4
4
4
3
3

Chance of Frost

Temperature (°C)

16
18
20
21
22
23
23
23
23
22
21
20
17
15
13
12
11
10
10
10
10
10
11
12

Feels Like (°C)

16
20
22
23
24
25
24
24
22
21
21
20
18
17
16
15
14
13
9
9
9
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

89
80
72
69
65
64
62
64
64
62
65
72
77
82
87
87
85
84
84
82
80
80
79
76

Pressure (mb)

1025
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1029
1030
1030
1030
1031
1031
1031
1031
1031
1031
1032
1032

Ozone (du)

361
351
349
348
346
342
341
338
335
333
330
328
328
327
326
325
323
322
321
320
319
318
317
316

Sunday 24

Waxing Gibbous 64%

13:52

02:41

08 OK
09 Good
10 OK
11 OK
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 Bad
07 Bad

Sun - Rise: 05:12, Set: 21:08, Transit: 13:10. Moon - Rise: 13:52, Set: 02:41. Civil Dark: 21:51 - 04:29. Nautical Dark: 22:50 - 03:29. Astro Dark: 00:36 - 01:36

Total Clouds (% Sky Obscured)

19
14
31
46
63
67
68
69
70
67
60
62
64
66
68
75
79
68
60
46
39
42
49
50

Low Clouds (% Sky Obscured)

19
9
18
29
39
44
41
42
32
28
15
22
30
41
48
51
51
34
24
16
27
36
45
44

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
2
3
0
0
0
0
5
6
15
20
25
21
22
22
19
17
14
12
7
1
1

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
5
5
4
4
3
3
3
3
4
4
4
3
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

14
16
19
20
21
23
23
23
24
23
22
21
19
17
15
14
13
12
12
12
11
12
13
13

Feels Like (°C)

13
14
16
16
17
18
24
24
24
24
24
24
21
20
19
18
17
16
11
10
10
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

70
64
59
56
52
50
50
50
50
56
64
72
76
81
86
80
74
67
66
63
60
64
69
71

Pressure (mb)

1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031

Ozone (du)

316
316
316
317
317
318
318
318
318
319
320
321
321
321
321
321
321
321
321
322
322
322
321
321

Monday 25

Waxing Gibbous 74%

15:06

02:53

08 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 OK
19 OK
20 Good
21 Good
22 OK
23 OK
00 OK

Sun - Rise: 05:11, Set: 21:10, Transit: 13:11. Moon - Rise: 15:06, Set: 02:53. Civil Dark: 21:52 - 04:28. Nautical Dark: 22:52 - 03:27. Astro Dark: 00:45 - 01:22

Total Clouds (% Sky Obscured)

45
40
48
55
64
61
49
47
38
33
26
19
11
7
11
14
17

Low Clouds (% Sky Obscured)

42
39
48
55
64
61
49
47
38
33
26
19
8
0
5
9
14

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)

2
1
1
1
1
1
1
0
1
1
0
2
4
5
7
7
8

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
8
7
7
7
7
8
8
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
0
0
0
2
0
0
5
6
1
2
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)

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

Chance of Frost

Temperature (°C)

16
18
20
21
22
23
23
23
23
23
22
22
21
19
17
17
16

Feels Like (°C)

15
16
17
18
19
20
25
25
25
25
25
25
24
23
23
22
22

Dew Point (°C)

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

Relative Humidity (%)

69
66
64
64
65
65
66
66
67
70
73
78
81
85
90
90
90

Pressure (mb)

1031
1031
1030
1030
1030
1030
1029
1029
1028
1028
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

320
320
319
318
318
317
317
317
316
316
315
315
314
314
313
313
313

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 19/05/26 08:11:29. Forecast: 19/05/26 to 25/05/26. Timezone: UTC+1.00