Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 27

Waxing Gibbous 89%

18:49

03:27

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

Sun - Rise: 05:18, Set: 21:16, Transit: 13:18. Moon - Rise: 18:49, Set: 03:27. Civil Dark: 21:58 - 04:36. Nautical Dark: 22:57 - 03:36. Astro Dark: 00:41 - 01:47

Total Clouds (% Sky Obscured)

0
0
0
19
80
95
96
100
98
79
95
100
100
100
97
100
98
76
100
100
100
100
99
70

Low Clouds (% Sky Obscured)

0
0
0
19
7
0
12
15
20
8
0
0
0
0
0
0
0
0
0
0
0
0
1
23

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
8
18
13
69
100
96
75
91
76
66
93
56
47
30
30

High Clouds (% Sky Obscured)

0
0
0
0
17
33
42
100
98
79
49
97
100
100
96
100
95
76
92
100
97
100
92
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
7
4
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
4
4
0
0
2
0
3
14
41
22
24
23
17
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)

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

Chance of Frost

Temperature (°C)

22
21
18
15
15
14
14
13
14
14
14
14
15
17
18
18
19
20
21
21
21
21
21
20

Feels Like (°C)

22
22
19
16
16
15
15
14
14
13
13
14
16
15
16
15
17
17
18
18
18
19
18
17

Dew Point (°C)

20
19
18
15
14
13
13
13
13
13
13
13
14
15
15
14
15
15
15
16
18
19
19
17

Relative Humidity (%)

84
91
95
96
95
95
95
96
96
96
95
95
95
90
85
77
73
70
70
76
80
86
88
86

Pressure (mb)

1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

341
341
340
340
339
340
339
336
336
334
333
331
328
327
326
325
324
324
324
322
323
336
332
331

Thursday 28

Waxing Gibbous 95%

No Rise

03:45

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 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 OK

Sun - Rise: 05:17, Set: 21:17, Transit: 13:18. Moon - Rise: No Rise, Set: 03:45. Civil Dark: 21:59 - 04:35. Nautical Dark: 22:59 - 03:35. Astro Dark: 00:48 - 01:38

Total Clouds (% Sky Obscured)

77
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
86
67
51
48
29
21
36

Low Clouds (% Sky Obscured)

17
0
0
0
0
0
9
31
45
40
47
64
73
59
60
63
40
48
52
30
31
7
18
36

Medium Clouds (% Sky Obscured)

31
27
25
40
57
55
50
84
96
94
92
100
94
100
100
94
67
51
37
32
23
16
2
0

High Clouds (% Sky Obscured)

77
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
61
0
0
0
0
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 (%)

7
10
5
0
0
1
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)

11
8
5
5
4
5
7
7
8
8
7
7
8
10
9
9
9
10
11
11
10
11
9
9

Chance of Frost

Temperature (°C)

18
17
16
15
14
14
14
14
14
14
14
14
14
15
15
15
15
16
17
17
17
16
16
16

Feels Like (°C)

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

Dew Point (°C)

15
14
14
14
13
13
13
13
13
13
13
12
13
12
11
10
10
11
11
11
11
11
11
11

Relative Humidity (%)

85
86
92
92
92
92
93
95
95
92
92
90
89
84
78
73
70
68
68
68
69
71
72
73

Pressure (mb)

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

Ozone (du)

329
329
328
329
328
328
326
325
324
322
320
319
321
322
323
324
328
332
336
339
339
333
332
331

Friday 29

Waxing Gibbous 98%

20:02

04:07

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

Sun - Rise: 05:16, Set: 21:18, Transit: 13:18. Moon - Rise: 20:02, Set: 04:07. Civil Dark: 22:01 - 04:34. Nautical Dark: 23:01 - 03:33. Astro Dark: 00:57 - N/A

Total Clouds (% Sky Obscured)

50
34
35
50
36
40
25
12
82
100
100
100
100
100
100
100
100
100
97
90
77
79
88
95

Low Clouds (% Sky Obscured)

41
0
28
45
32
36
21
12
48
45
49
46
44
64
68
61
64
71
75
76
77
79
88
92

Medium Clouds (% Sky Obscured)

0
9
0
0
0
0
0
0
7
27
26
56
67
63
48
10
47
100
95
75
51
36
19
0

High Clouds (% Sky Obscured)

50
34
35
50
36
40
25
12
66
83
100
100
100
100
100
100
100
100
85
27
2
13
27
40

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
5
9
12
10
6
2
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
8
7
7
7
6
6
6
5
5
4
5
6
7
9
9
10
11
11
12
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
86
90
92
90
90
90
90
90
89
90
87
86
82
78
70
67
65
66
70
69
72
72
75

Pressure (mb)

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

Ozone (du)

330
329
330
332
333
334
333
332
332
333
332
331
331
331
332
339
345
348
352
358
363
365
366
366

Saturday 30

Waxing Gibbous 100%

21:11

04:37

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

Sun - Rise: 05:16, Set: 21:19, Transit: 13:18. Moon - Rise: 21:11, Set: 04:37. Civil Dark: 22:02 - 04:33. Nautical Dark: 23:02 - 03:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
96
92
89
82
73
79
62
59
59
75
61
100

Low Clouds (% Sky Obscured)

91
89
86
81
76
50
47
40
40
43
45
48
51
62
74
62
54
63
54
54
50
49
45
50

Medium Clouds (% Sky Obscured)

17
31
46
31
14
0
14
79
95
95
95
95
88
87
89
25
22
28
24
21
12
12
15
73

High Clouds (% Sky Obscured)

50
40
35
98
100
100
100
99
98
99
83
80
46
24
1
4
0
0
9
21
31
65
61
94

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 (%)

7
24
7
8
13
1
1
1
1
5
5
2
4
3
0
3
3
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
85
92
95
95
95
96
95
95
96
95
96
95
89
85
83
79
79
77
77
77
77
79
81

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

367
363
352
345
342
339
338
335
336
335
340
339
338
336
336
336
336
335
337
336
332
329
326
324

Sunday 31

Full Moon 99%

22:16

05:17

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

Sun - Rise: 05:15, Set: 21:20, Transit: 13:18. Moon - Rise: 22:16, Set: 05:17. Civil Dark: 22:03 - 04:32. Nautical Dark: 23:04 - 03:31. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

75
79
68
80
85
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
92
84

Low Clouds (% Sky Obscured)

54
53
63
62
71
93
100
99
99
98
96
95
100
99
99
95
92
89
92
95
98
90
81
72

Medium Clouds (% Sky Obscured)

31
54
2
13
22
28
23
26
36
31
98
40
36
54
67
78
88
100
96
96
96
75
53
30

High Clouds (% Sky Obscured)

53
33
26
20
15
20
28
36
48
61
82
100
98
97
95
97
99
100
100
100
100
78
53
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
7
7
5
3
2
1
1
0
2
4
5
7
8

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

Precipitation Probability (%)

0
0
0
0
0
0
3
13
3
41
73
95
47
60
74
95
95
95
95
95
95
79
53
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.6
0
0.2
0.4
1.1
1.4
1.4
1.1
0.9
0.8
0.4
0
0

Wind Speed/Direction (mph)

15
14
13
13
13
14
15
15
15
16
17
18
19
20
21
21
20
20
20
20
21
22
20
20

Chance of Frost

Temperature (°C)

16
15
15
14
14
14
15
15
15
15
15
15
15
15
16
16
16
16
16
15
15
15
15
15

Feels Like (°C)

13
12
13
11
11
12
11
12
12
12
12
12
12
13
13
12
12
12
12
13
12
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

85
86
90
86
90
90
89
92
95
95
96
98
96
98
98
96
98
98
96
98
96
98
96
96

Pressure (mb)

1019
1018
1018
1018
1018
1017
1017
1016
1015
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011
1010
1010
1009
1009
1009

Ozone (du)

323
323
325
325
325
325
324
322
321
321
320
321
322
324
326
328
331
335
338
345
352
358
363
368

Monday 1

Waning Gibbous 97%

23:10

06:08

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

Sun - Rise: 05:14, Set: 21:21, Transit: 13:18. Moon - Rise: 23:10, Set: 06:08. Civil Dark: 22:04 - 04:31. Nautical Dark: 23:06 - 03:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

90
95
100
86
72
50
52
54
53
76
87
98
92
89
84
83
82
81
72
66
56
53
51
49

Low Clouds (% Sky Obscured)

72
71
71
65
60
50
43
44
45
48
50
52
50
48
45
49
52
55
56
55
55
53
51
49

Medium Clouds (% Sky Obscured)

20
10
0
11
32
50
52
54
53
60
72
80
68
54
42
31
24
30
35
40
55
52
49
45

High Clouds (% Sky Obscured)

53
75
100
86
72
50
52
37
5
10
15
19
22
18
9
5
3
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
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
Very Light Rain
None
None
Very Light Rain
Very Light Rain
None
None
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

29
26
21
21
22
24
30
33
37
38
38
42
48
52
55
50
48
52
56
59
56
83
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.2
0.2
0
0
0.4
0.6
0.7

Wind Speed/Direction (mph)

19
18
18
17
17
18
18
18
18
18
19
20
20
21
21
21
21
21
21
22
23
24
25
26

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
93
90
92
95
95
95
93
95
93
92
90
90
92
92
89
86
83
85
85
86
84
84

Pressure (mb)

1008
1008
1008
1009
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1007
1007
1006
1006

Ozone (du)

373
376
379
381
384
386
389
391
394
396
393
389
386
388
391
393
390
387
385
379
373
367
363
359

Tuesday 2

Waning Gibbous 93%

23:53

07:10

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 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:14, Set: 21:22, Transit: 13:18. Moon - Rise: 23:53, Set: 07:10. Civil Dark: 22:06 - 04:30. Nautical Dark: 23:07 - 03:28. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

41
33
33
37
49
61
73
85
97
98
98
96
98
99
99
99
100
100

Low Clouds (% Sky Obscured)

41
33
33
37
44
28
23
21
21
42
65
86
84
82
82
81
81
80

Medium Clouds (% Sky Obscured)

36
26
16
10
5
0
6
13
23
36
54
68
57
53
52
39
27
15

High Clouds (% Sky Obscured)

3
7
10
16
21
22
21
21
25
40
45
60
64
73
72
81
90
100

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

86
65
51
35
20
3
8
9
8
25
34
44
58
68
71
65
56
48

Precipitation Amount (mm)

0.5
0.3
0.2
0
0
0
0
0
0
0
0
0
0.2
0.4
0.4
0.3
0.2
0

Wind Speed/Direction (mph)

27
23
21
21
20
19
18
18
18
18
19
19
20
21
22
23
22
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
10
10
10
9
9
9
8
9
9
9
9
9
10
10
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

84
87
89
93
93
93
93
93
92
92
93
95
96
96
96
96
96
96

Pressure (mb)

1005
1006
1006
1007
1008
1008
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

354
353
351
350
349
347
346
345
343
342
342
342
342
343
345
347
347
348

Forecast for Constantine, Cornwall, United Kingdom (50.12,-5.17)

Generated: 27/05/26 18:48:01. Forecast: 27/05/26 to 02/06/26. Timezone: UTC+1.00