Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 15

Waning Crescent 3%

04:35

19:34

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

Sun - Rise: 05:25, Set: 20:47, Transit: 13:06. Moon - Rise: 04:35, Set: 19:34. Civil Dark: 21:26 - 04:44. Nautical Dark: 22:18 - 03:52. Astro Dark: 23:26 - 02:43

Total Clouds (% Sky Obscured)

31
44
50
53
61
55
51
47
34
25
19
22
36
30
33
52
49
31
24
25
30
3
20
87

Low Clouds (% Sky Obscured)

31
44
50
51
61
55
51
47
34
25
4
16
12
30
33
52
49
31
24
25
30
3
6
29

Medium Clouds (% Sky Obscured)

31
28
19
11
3
19
0
0
0
0
0
2
14
0
0
0
0
0
0
0
0
0
9
37

High Clouds (% Sky Obscured)

4
7
4
5
5
1
0
0
0
3
11
3
4
1
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 (%)

25
1
17
11
11
3
2
2
0
1
2
17
14
19
8
4
3
4
14
4
4
3
1
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
6
6
6
6
5
5
5
6
7
6
5
5
4
4
4
4
5
4
4

Relative Humidity (%)

72
73
76
76
76
77
77
76
74
69
66
65
70
72
65
63
61
59
59
61
64
66
65
66

Pressure (mb)

1007
1007
1008
1008
1009
1010
1010
1010
1011
1011
1011
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

416
414
414
413
411
411
412
413
411
408
404
401
397
394
393
393
390
389
388
387
386
386
385
384

Saturday 16

New Moon 0%

No Rise

21:06

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK

Sun - Rise: 05:23, Set: 20:49, Transit: 13:06. Moon - Rise: No Rise, Set: 21:06. Civil Dark: 21:28 - 04:43. Nautical Dark: 22:20 - 03:51. Astro Dark: 23:29 - 02:39

Total Clouds (% Sky Obscured)

93
86
92
91
92
100
96
94
84
91
98
100
100
100
100
100
100
100
93
97
95
97
76
20

Low Clouds (% Sky Obscured)

5
23
38
60
77
80
95
57
33
76
85
92
69
38
57
59
58
47
82
90
92
97
63
16

Medium Clouds (% Sky Obscured)

55
85
90
84
92
100
92
91
77
90
96
100
100
100
100
100
89
86
71
55
57
56
26
2

High Clouds (% Sky Obscured)

1
1
6
0
0
1
2
15
11
13
34
100
100
100
100
100
100
93
3
0
5
29
55
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
8
6
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
Very Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

1
1
4
12
24
31
39
35
13
20
29
45
43
34
31
36
41
23
31
58
65
39
13
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
64
61
61
64
67
75
84
87
87
86
83
84
83
84
83
81
80
80
84
86
76
73
73

Pressure (mb)

1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1011
1011
1011
1011
1011

Ozone (du)

384
386
387
390
389
387
387
387
388
388
388
385
383
383
386
390
393
394
401
404
402
398
399
401

Sunday 17

Waxing Crescent 1%

05:09

22:33

05 OK
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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:22, Set: 20:50, Transit: 13:06. Moon - Rise: 05:09, Set: 22:33. Civil Dark: 21:29 - 04:42. Nautical Dark: 22:22 - 03:49. Astro Dark: 23:33 - 02:36

Total Clouds (% Sky Obscured)

7
81
100
100
100
100
100
100
98
100
100
100
100
100
100
100
99
96
96
95
97
98
100
99

Low Clouds (% Sky Obscured)

4
51
44
37
50
49
55
49
50
43
31
31
42
35
34
44
46
45
49
49
49
50
50
42

Medium Clouds (% Sky Obscured)

7
40
68
62
84
85
95
100
91
93
100
100
100
100
100
100
93
95
94
94
84
73
58
73

High Clouds (% Sky Obscured)

7
75
100
100
100
82
74
100
40
100
100
100
100
100
76
2
2
3
0
0
15
37
60
61

ISS Passover

Visibility (miles)

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

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
Very Light Rain

Precipitation Probability (%)

9
14
32
33
36
33
35
27
11
15
3
2
22
23
2
4
22
31
32
40
38
42
43
55

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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

7
7
7
8
8
8
8
8
8
7
7
7
7
7
7
6
7
7
7
7
8
7
7
8

Relative Humidity (%)

73
73
73
76
77
77
76
76
73
71
71
70
70
72
70
68
71
72
73
72
76
73
75
77

Pressure (mb)

1011
1011
1011
1012
1012
1012
1012
1012
1012
1013
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

404
405
405
408
412
415
414
415
415
413
414
419
422
422
423
424
422
423
424
424
427
424
419
423

Monday 18

Waxing Crescent 5%

05:57

23:47

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:21, Set: 20:51, Transit: 13:06. Moon - Rise: 05:57, Set: 23:47. Civil Dark: 21:31 - 04:40. Nautical Dark: 22:24 - 03:47. Astro Dark: 23:36 - 02:33

Total Clouds (% Sky Obscured)

99
98
97
97
97
98
98
99
99
100
100
100
100
100
100
100
100
100
98
100
98
95
92
93

Low Clouds (% Sky Obscured)

34
26
29
32
35
38
44
47
53
62
67
75
83
93
88
83
79
85
91
97
93
88
84
77

Medium Clouds (% Sky Obscured)

80
73
92
92
80
94
95
97
98
99
100
100
100
100
100
100
100
100
90
85
48
38
31
88

High Clouds (% Sky Obscured)

57
52
34
20
49
66
77
90
90
67
99
99
100
100
100
100
100
65
70
70
47
23
1
25

ISS Passover

Visibility (miles)

4
6
6
6
5
5
7
5
9
7
9
9
5
5
4
3
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

40
39
37
42
42
40
40
33
31
35
46
76
95
95
95
95
86
76
73
76
72
82
90
77

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.7
0.8
0.7
0.4
0.4
0.4
0.4
0.3
0.4
0.5
0.5

Wind Speed/Direction (mph)

18
18
18
18
19
19
19
19
18
18
19
17
18
18
21
23
25
28
25
22
22
22
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
5
6
6
6
6
6
7
8
8
9
8
8
7
7
6
5
6
9
9
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

80
81
80
81
81
84
86
87
84
84
83
84
87
89
90
95
93
90
90
95
95
95
93
93

Pressure (mb)

1012
1012
1012
1012
1012
1013
1013
1013
1013
1012
1012
1011
1011
1011
1010
1010
1009
1009
1009
1008
1008
1008
1008
1008

Ozone (du)

423
416
410
405
400
396
391
385
382
381
377
375
373
372
372
377
384
396
395
391
390
387
388
389

Tuesday 19

Waxing Crescent 12%

07:03

00:42

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:20, Set: 20:53, Transit: 13:06. Moon - Rise: 07:03, Set: 00:42. Civil Dark: 21:32 - 04:39. Nautical Dark: 22:25 - 03:45. Astro Dark: 23:40 - 02:29

Total Clouds (% Sky Obscured)

75
79
95
97
98
74
64
65
67
42
34
38
70
47
58
69
78
83
87
92
94
96
98
98

Low Clouds (% Sky Obscured)

75
78
70
63
58
58
59
64
55
42
34
38
43
47
46
50
61
64
62
57
65
73
80
86

Medium Clouds (% Sky Obscured)

54
32
34
78
47
48
48
44
34
22
13
8
4
0
8
11
17
25
32
40
45
45
42
37

High Clouds (% Sky Obscured)

1
2
30
25
25
1
1
6
12
1
0
1
13
7
4
5
3
4
8
9
37
66
94
78

ISS Passover

Visibility (miles)

7
9
9
6
8
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 (%)

54
41
42
46
37
29
31
34
32
30
24
20
23
17
16
12
11
12
16
21
23
22
23
23

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)

21
21
21
21
21
22
22
23
24
24
24
24
24
24
23
23
22
22
21
21
20
18
16
15

Chance of Frost

Temperature (°C)

14
14
14
14
15
15
15
15
15
15
15
15
15
15
14
14
14
14
14
14
13
13
13
13

Feels Like (°C)

9
9
9
8
9
9
9
9
9
9
10
10
10
9
9
9
9
9
9
9
8
8
8
9

Dew Point (°C)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
12
12
12
12
12
12
12
12
12
12

Relative Humidity (%)

92
93
92
92
90
90
89
87
89
89
89
90
90
90
87
87
89
90
90
92
93
93
92
92

Pressure (mb)

1008
1008
1009
1009
1009
1010
1010
1011
1011
1011
1012
1012
1013
1013
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017

Ozone (du)

394
390
388
387
387
389
388
389
388
386
389
387
381
377
375
371
367
364
360
357
353
350
347
343

Wednesday 20

Waxing Crescent 21%

08:23

01:20

05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 Good
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

Sun - Rise: 05:18, Set: 20:54, Transit: 13:06. Moon - Rise: 08:23, Set: 01:20. Civil Dark: 21:34 - 04:37. Nautical Dark: 22:27 - 03:43. Astro Dark: 23:43 - 02:26

Total Clouds (% Sky Obscured)

99
100
97
94
91
83
76
70
56
37
18
40
68
93
93
96
98
97
97
97
94
91
89
87

Low Clouds (% Sky Obscured)

92
97
90
83
78
74
74
70
49
25
0
4
7
11
16
22
27
33
37
42
31
28
21
28

Medium Clouds (% Sky Obscured)

32
25
20
13
9
6
4
1
1
0
0
21
39
53
57
47
47
54
59
67
75
80
89
73

High Clouds (% Sky Obscured)

62
45
32
20
8
16
21
27
18
13
11
40
67
92
93
95
96
72
46
45
57
45
48
49

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 (%)

26
30
28
25
24
17
11
6
4
1
0
0
0
0
0
0
0
5
7
2
3
2
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
13
14
15
16
14
13
11
10
8
7
6
4
3
3
3
3
5
7
9
9
8
8

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
13
14
14
14
14
14
14
14
14
15
15
15
14
14
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12

Relative Humidity (%)

92
92
90
93
93
93
92
90
89
87
86
84
83
84
84
82
82
82
84
87
90
92
92
92

Pressure (mb)

1018
1018
1019
1020
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

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

Thursday 21

Waxing Crescent 31%

09:49

01:47

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

Sun - Rise: 05:17, Set: 20:55, Transit: 13:06. Moon - Rise: 09:49, Set: 01:47. Civil Dark: 21:35 - 04:36. Nautical Dark: 22:29 - 03:41. Astro Dark: 23:47 - 02:22

Total Clouds (% Sky Obscured)

85
83
77
76
75
79
79
79
58
36
15
18
20
22
28
36
45
49
53
57

Low Clouds (% Sky Obscured)

31
42
36
29
24
19
14
10
7
3
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

55
30
21
11
2
5
8
11
8
5
3
2
2
2
1
1
0
1
2
2

High Clouds (% Sky Obscured)

45
43
58
44
35
26
26
26
20
18
11
15
20
22
25
32
45
49
53
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
90
90
92
90
90
90
87
85
83
85
85
86
86
86
86
87
87

Pressure (mb)

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

Ozone (du)

341
340
338
338
338
338
338
338
338
338
338
338
339
340
341
342
343
344
342
341

Forecast for Salerie, Guernsey (49.46,-2.53)

Generated: 15/05/26 05:56:27. Forecast: 15/05/26 to 21/05/26. Timezone: UTC+1.00