Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 14

Waning Crescent 9%

03:58

18:16

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:30, Set: 20:58, Transit: 13:14. Moon - Rise: 03:58, Set: 18:16. Civil Dark: 21:38 - 04:50. Nautical Dark: 22:31 - 03:56. Astro Dark: 23:46 - 02:41

Total Clouds (% Sky Obscured)

100
100
45
100
100
83
90
82
89
93
96
93
95
97
91
83
66
64
47
52
53
57
60
55

Low Clouds (% Sky Obscured)

86
72
68
72
67
56
53
82
74
86
80
87
87
69
73
70
66
64
47
52
53
57
60
55

Medium Clouds (% Sky Obscured)

30
27
31
0
0
0
1
26
24
23
45
61
83
87
78
60
37
25
12
2
3
2
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
6
6
6
13
90
90
1
0
0
0
0
0
0
1
0
0
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
9
9
9
9
9
8
9
9
9
8
9
8
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

100
100
0
0
0
0
0
54
56
32
29
39
43
42
40
41
46
42
31
8
6
6
5
5

Precipitation Amount (mm)

0.2
0.2
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
18
20
19
19
19
20
19
19
19
19
19
21
21
21
21
21
20
20
18
16
14
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
0
1
1
1
-0
2
2
3
3
3
3
3
4
3
4
4
4
4
4
4
4
4

Dew Point (°C)

6
6
5
5
4
4
4
4
5
5
3
3
4
4
3
4
5
6
6
6
5
4
5
5

Relative Humidity (%)

80
88
94
83
80
81
87
82
84
79
69
62
66
65
62
66
71
80
81
81
79
82
88
91

Pressure (mb)

1007
1007
1007
1007
1006
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1006
1007
1007

Ozone (du)

427
429
431
432
431
430
424
424
422
419
418
418
420
421
424
425
423
420
423
427
432
433
429
423

Friday 15

Waning Crescent 3%

04:16

19:46

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 OK
19 Bad
20 OK
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:28, Set: 20:59, Transit: 13:14. Moon - Rise: 04:16, Set: 19:46. Civil Dark: 21:39 - 04:48. Nautical Dark: 22:33 - 03:54. Astro Dark: 23:50 - 02:37

Total Clouds (% Sky Obscured)

51
50
63
60
62
58
54
58
75
87
100
100
99
70
65
66
65
53
38
48
37
82
83
90

Low Clouds (% Sky Obscured)

51
50
63
60
62
58
54
58
55
70
77
68
69
65
65
63
65
53
38
8
0
40
39
40

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
0
2
34
37
0
0
0
0
0
0
0
0
0
25
22
46
52
65

High Clouds (% Sky Obscured)

0
0
0
0
1
1
0
0
0
48
71
96
66
36
11
19
0
1
2
2
5
5
6
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
8
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 (%)

6
2
3
3
4
5
9
10
28
38
30
12
9
3
4
2
12
1
0
0
2
2
1
3

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)

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

Chance of Frost

Temperature (°C)

5
5
5
5
4
4
4
6
8
9
9
9
10
10
11
10
10
10
9
9
8
6
5
4

Feels Like (°C)

4
3
3
4
3
3
3
5
6
6
6
5
5
5
6
6
6
6
6
5
5
4
3
3

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
93
93
93
94
93
84
78
77
72
64
58
56
57
60
62
62
68
74
82
86
88

Pressure (mb)

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

Ozone (du)

420
416
412
410
409
409
410
410
411
409
407
407
405
403
400
396
392
390
391
389
389
390
390
389

Saturday 16

New Moon 0%

04:38

21:19

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:27, Set: 21:00, Transit: 13:14. Moon - Rise: 04:38, Set: 21:19. Civil Dark: 21:41 - 04:46. Nautical Dark: 22:36 - 03:52. Astro Dark: 23:54 - 02:33

Total Clouds (% Sky Obscured)

83
100
96
94
97
91
95
97
97
99
100
100
100
100
100
100
100
100
98
100
100
99
94
81

Low Clouds (% Sky Obscured)

59
88
89
88
95
77
92
83
93
87
100
87
98
90
78
82
90
93
92
89
90
99
81
61

Medium Clouds (% Sky Obscured)

42
76
72
64
57
69
80
92
91
98
91
92
94
100
93
99
97
90
88
100
100
84
52
41

High Clouds (% Sky Obscured)

2
28
45
29
30
20
2
2
0
2
34
42
50
78
100
100
94
82
86
70
60
0
0
10

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

5
11
33
39
36
18
15
13
34
45
39
40
42
42
42
42
34
37
42
42
36
28
32
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
4
3
3
2
2
2
3
4
7
8
10
12
11
9
10
9
9
9
8
7
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
4
4
3
4
4
4
6
6
6
6
8
8
8
8
9
9
9
9
8
8
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

88
88
86
85
86
86
88
84
81
80
78
80
86
87
88
95
93
87
88
90
95
96
96
96

Pressure (mb)

1013
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

388
387
387
386
385
385
384
385
384
383
383
383
384
388
391
387
388
387
385
386
393
400
401
398

Sunday 17

Waxing Crescent 1%

05:11

22:48

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:25, Set: 21:02, Transit: 13:14. Moon - Rise: 05:11, Set: 22:48. Civil Dark: 21:42 - 04:45. Nautical Dark: 22:38 - 03:50. Astro Dark: 23:58 - 02:29

Total Clouds (% Sky Obscured)

86
91
95
100
100
93
100
99
97
96
92
87
72
60
69
68
67
73
76
85
93
100
96
93

Low Clouds (% Sky Obscured)

72
70
67
70
69
72
75
75
75
75
65
58
51
51
56
56
62
58
62
62
74
77
68
67

Medium Clouds (% Sky Obscured)

49
33
83
99
69
50
92
95
91
86
80
74
45
23
26
37
39
52
62
66
71
70
51
21

High Clouds (% Sky Obscured)

59
80
77
76
84
60
100
77
63
5
17
1
2
1
0
0
1
15
22
53
13
20
25
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
8
6
3
9
7
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
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

18
19
20
16
31
25
17
20
26
36
38
35
27
31
36
38
40
66
49
35
36
33
28
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
5
5
5
7
7
7
8
9
11
12
13
15
15
15
15
14
13
12
11
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
96
93
94
93
93
90
87
82
76
71
64
61
63
68
68
78
93
93
93
93
95
94

Pressure (mb)

1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

397
396
400
403
406
413
418
422
421
425
427
430
432
431
431
430
427
424
425
428
430
435
438
441

Monday 18

Waxing Crescent 5%

05:58

00:03

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:24, Set: 21:03, Transit: 13:14. Moon - Rise: 05:58, Set: 00:03. Civil Dark: 21:44 - 04:43. Nautical Dark: 22:40 - 03:48. Astro Dark: N/A - 02:25

Total Clouds (% Sky Obscured)

70
72
73
58
69
62
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
36
53
48
42
42
61
81
83
76
96
98
96
98
99
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

31
63
39
41
67
62
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
84
73

High Clouds (% Sky Obscured)

35
40
45
55
65
62
71
100
100
100
100
100
100
84
99
100
100
100
100
85
83
78
73
74

ISS Passover

Visibility (miles)

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

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
Very 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
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

11
16
18
22
20
28
42
63
81
95
95
95
95
95
95
95
95
95
95
95
95
95
95
90

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.8
0.7
1.3
2.3
1.3
1.1
0.9
0.7
0.8
0.9
1.9
1.5
1.2
0.8
0.5

Wind Speed/Direction (mph)

6
5
5
5
6
7
8
10
12
14
16
16
16
17
18
16
16
16
16
17
21
21
22
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
96
94
94
94
93
91
85
83
81
87
80
84
93
96
96
96
98
98
96
98
96

Pressure (mb)

1013
1013
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1009
1009
1009
1008
1008
1008
1007
1007
1007
1006
1006

Ozone (du)

442
437
431
418
411
405
402
398
396
392
388
387
387
385
382
380
379
377
376
374
376
377
379
382

Tuesday 19

Waxing Crescent 12%

07:03

00:03

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:23, Set: 21:05, Transit: 13:14. Moon - Rise: 07:03, Set: 00:03. Civil Dark: 21:46 - 04:42. Nautical Dark: 22:42 - 03:46. Astro Dark: 00:02 - 02:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
94
90
87
85
80
76
74
72
70
77
84
90
93
97

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
97
87
76
79
81
79
76
72
69
65
73
82
90
93
97

Medium Clouds (% Sky Obscured)

60
61
56
45
47
46
53
51
48
49
45
38
27
21
12
3
3
2
1
8
16
22
20
17

High Clouds (% Sky Obscured)

60
58
63
74
86
92
95
80
64
49
35
18
0
0
0
2
11
23
33
22
11
0
1
1

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

70
70
76
76
74
73
65
62
72
88
76
70
63
60
58
55
45
46
49
45
44
43
34
28

Precipitation Amount (mm)

0.3
0.3
0.5
0.4
0.3
0.3
0.2
0
0.3
0.6
0.4
0.3
0.3
0.3
0.3
0.3
0
0
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
8
8
9
8
8
8
8
8
9
9
10
10
13
13
12
12
11
11
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
95
95
95
93
92
92
90
87
84
82
83
85
86
89
92
96
95
95
93
95

Pressure (mb)

1006
1006
1006
1006
1006
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1009
1010
1010
1010
1011
1011
1012
1012

Ozone (du)

384
387
384
381
377
378
380
381
380
380
379
381
383
385
386
386
387
386
385
384
385
385
386
386

Wednesday 20

Waxing Crescent 21%

08:25

00:57

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 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:22, Set: 21:06, Transit: 13:14. Moon - Rise: 08:25, Set: 00:57. Civil Dark: 21:47 - 04:40. Nautical Dark: 22:44 - 03:44. Astro Dark: 00:07 - 02:16

Total Clouds (% Sky Obscured)

100
95
89
84
84
85
86
85
83
82
81
80
71
70
74
80
64
39
20
38
53
74
82
91

Low Clouds (% Sky Obscured)

95
91
87
83
81
79
76
80
83
82
81
80
71
70
69
64
51
39
20
28
29
32
35
38

Medium Clouds (% Sky Obscured)

16
11
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
24
44

High Clouds (% Sky Obscured)

1
1
0
0
9
17
26
17
9
0
22
47
71
56
36
14
35
39
20
38
53
74
75
65

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 (%)

21
25
24
14
22
20
21
20
20
20
19
17
15
14
13
12
9
7
4
4
11
4
10
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
95
95
95
95
95
95
89
84
79
76
73
70
69
70
72
75
79
84
87
92
96
96

Pressure (mb)

1013
1013
1014
1014
1015
1015
1016
1017
1017
1018
1019
1019
1020
1020
1021
1021
1022
1022
1022
1023
1023
1024
1024
1024

Ozone (du)

387
388
387
386
385
382
379
376
371
367
362
359
357
354
350
346
342
340
338
335
334
333
332
331

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.43)

Generated: 14/05/26 07:30:11. Forecast: 14/05/26 to 20/05/26. Timezone: UTC+1.00