Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 96%

22:46

06:43

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:01, Set: 20:30, Transit: 13:16. Moon - Rise: 22:46, Set: 06:43. Civil Dark: 21:06 - 05:25. Nautical Dark: 21:52 - 04:38. Astro Dark: 22:45 - 03:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
97
94
88
96
70
76
83
98
100
98
100
95
100
100

Low Clouds (% Sky Obscured)

84
93
76
82
79
81
84
79
79
68
68
64
71
71
66
61
54
55
69
73
78
87
96
92

Medium Clouds (% Sky Obscured)

85
42
35
46
78
94
99
96
91
79
92
86
73
58
82
97
93
93
100
98
97
87
100
100

High Clouds (% Sky Obscured)

75
75
54
57
34
39
38
23
26
55
53
36
4
40
25
61
46
55
8
25
13
0
1
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
9
11
19
27
52
53
56
68
74

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
14
15
15
14
13
12
11
8
7
2
2
2
3
4
4
4
4
5
5
6
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
71
72
70
72
73
73
72
75
80
90
90
94
97
82
81
81
86
88
86
82
80
77
80

Pressure (mb)

1006
1005
1005
1004
1004
1004
1003
1003
1003
1003
1003
1003
1002
1002
1002
1001
1001
1000
1000
1000
1001
1001
1001
1001

Ozone (du)

412
412
416
417
418
419
423
425
425
423
421
424
432
440
437
436
435
435
435
437
439
440
440
439

Saturday 27

Waning Gibbous 90%

00:02

07:15

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:59, Set: 20:31, Transit: 13:16. Moon - Rise: 00:02, Set: 07:15. Civil Dark: 21:08 - 05:22. Nautical Dark: 21:54 - 04:36. Astro Dark: 22:48 - 03:41

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
100
100
100
100
100
99
100
100
92
89
83
87
90
89
88
82
71
76

Low Clouds (% Sky Obscured)

88
100
100
91
87
94
90
68
90
79
70
63
62
58
60
63
67
75
72
84
83
78
67
59

Medium Clouds (% Sky Obscured)

100
100
97
99
98
95
96
96
96
89
96
87
63
100
68
63
63
65
66
65
62
24
20
30

High Clouds (% Sky Obscured)

2
29
73
73
46
32
51
69
100
100
58
55
66
80
35
44
75
65
60
60
34
0
0
5

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

75
55
56
56
55
64
62
64
66
59
38
25
34
29
32
33
33
51
60
68
61
55
52
39

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
5
5
5
5
4
3
3
3
3
4
3
3
2
2
2
1
1
3
4
4
5
6

Dew Point (°C)

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

Relative Humidity (%)

81
78
84
87
87
88
91
93
93
95
95
94
93
94
94
94
93
94
96
94
94
95
90
85

Pressure (mb)

1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
999
999
999
999
999
999
1000
1000
1000
1001

Ozone (du)

438
437
437
440
441
443
443
441
438
437
437
437
436
436
436
437
435
435
436
440
445
450
450
449

Sunday 28

Waning Gibbous 83%

01:12

08:01

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:57, Set: 20:33, Transit: 13:16. Moon - Rise: 01:12, Set: 08:01. Civil Dark: 21:09 - 05:20. Nautical Dark: 21:56 - 04:34. Astro Dark: 22:51 - 03:38

Total Clouds (% Sky Obscured)

84
82
92
98
100
83
73
62
45
53
74
93
98
86
83
81
60
66
51
39
49
86
69
66

Low Clouds (% Sky Obscured)

53
46
54
53
75
49
38
40
33
33
38
25
20
25
35
53
52
61
44
29
24
59
32
33

Medium Clouds (% Sky Obscured)

4
16
21
33
38
30
43
57
37
55
70
61
73
89
81
76
47
40
45
40
51
43
62
61

High Clouds (% Sky Obscured)

78
83
90
96
100
79
65
65
65
65
70
63
96
58
42
52
60
60
4
3
5
5
12
6

ISS Passover

Visibility (miles)

9
8
9
9
7
7
9
9
9
9
9
9
8
4
3
6
7
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
Very Light Rain
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

27
33
36
41
40
38
32
25
17
22
37
42
75
90
83
65
56
34
32
16
11
17
10
21

Precipitation Amount (mm)

0
0
0
0
0
0.2
0
0
0
0
0
0
0.5
0.8
0.6
0.3
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
86
86
79
81
87
85
90
91
93
93
93
95
96
94
94
94
93
91
90
87
82
73
67

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1003
1003
1002
1002
1003
1003
1003
1003
1004
1005
1006
1006
1007
1008

Ozone (du)

446
446
447
446
443
442
440
438
438
439
439
438
439
439
438
439
441
444
446
447
449
450
452
453

Monday 29

Waning Gibbous 74%

02:11

09:02

12 Bad
13 Bad
14 Bad
15 Bad
16 OK
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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:55, Set: 20:35, Transit: 13:16. Moon - Rise: 02:11, Set: 09:02. Civil Dark: 21:11 - 05:18. Nautical Dark: 21:58 - 04:31. Astro Dark: 22:54 - 03:35

Total Clouds (% Sky Obscured)

53
66
56
41
25
30
67
79
69
62
73
86
100
78
67
87
97
100
100
98
98
97
90
84

Low Clouds (% Sky Obscured)

32
40
38
35
26
28
36
32
29
25
33
38
39
35
32
30
36
44
51
59
75
72
69
61

Medium Clouds (% Sky Obscured)

40
45
32
12
1
4
16
12
43
50
67
85
100
65
54
63
92
85
94
84
82
77
72
68

High Clouds (% Sky Obscured)

4
3
3
0
1
3
45
75
63
55
63
63
52
62
57
68
65
100
72
51
38
75
29
10

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
Very Light Rain
None
None
Very Light Rain
None
None

Precipitation Probability (%)

17
23
10
8
1
0
5
2
1
0
4
6
6
12
16
18
24
33
35
37
40
46
36
35

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
12
12
12
12
11
11
10
8
7
6
7
7
7
9
10
11
13
14
14
16
19
20
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
70
66
65
67
68
76
84
87
90
93
91
91
91
91
90
87
85
85
85
87
90
90

Pressure (mb)

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

Ozone (du)

451
449
447
445
445
446
445
442
439
437
438
439
440
441
441
439
437
434
433
430
428
428
428
429

Tuesday 30

Waning Gibbous 64%

02:56

10:17

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:53, Set: 20:36, Transit: 13:16. Moon - Rise: 02:56, Set: 10:17. Civil Dark: 21:13 - 05:16. Nautical Dark: 22:00 - 04:29. Astro Dark: 22:57 - 03:32

Total Clouds (% Sky Obscured)

77
79
84
100
99
97
95
88
99
100
100
100
100
99
99
98
98
98
98
99
99
100
100
100

Low Clouds (% Sky Obscured)

54
54
49
61
70
80
87
83
77
77
97
99
100
99
98
97
94
92
79
85
81
76
84
76

Medium Clouds (% Sky Obscured)

64
60
69
91
90
60
54
60
66
92
100
100
100
99
98
97
96
95
94
96
98
100
100
100

High Clouds (% Sky Obscured)

4
12
31
37
47
29
35
16
87
100
100
100
100
89
77
70
9
14
19
53
55
40
39
40

ISS Passover

Visibility (miles)

9
8
8
8
9
8
9
9
9
9
8
6
3
7
3
2
2
5
8
7
3
1
7
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
Very Light Rain
Very Light Rain
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
Very Light Rain
Light Rain

Precipitation Probability (%)

44
46
52
50
55
58
57
47
47
62
88
95
95
95
95
95
95
95
85
95
95
95
76
83

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0
0
0.3
0.6
0.7
0.8
1.1
2.3
1.6
1.6
0.8
0.4
0.9
2
0.9
0.3
0.5

Wind Speed/Direction (mph)

22
24
23
23
21
22
20
19
19
19
21
21
19
17
14
12
19
18
18
14
13
10
10
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
7
7
6
6
6
6
5
4
4
5
6
7
8
5
6
6
7
7
8
8
10

Dew Point (°C)

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

Relative Humidity (%)

90
89
92
89
92
92
91
91
91
91
91
95
95
98
96
98
96
96
98
91
96
96
96
93

Pressure (mb)

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

Ozone (du)

431
430
427
428
429
431
432
430
429
428
427
427
428
430
429
428
429
429
430
428
428
429
432
433

Wednesday 1

Third Quarter 52%

03:28

11:41

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 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:52, Set: 20:38, Transit: 13:16. Moon - Rise: 03:28, Set: 11:41. Civil Dark: 21:15 - 05:14. Nautical Dark: 22:02 - 04:27. Astro Dark: 22:59 - 03:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
96
73
47
23
40
53
65
63
66
68
81
91
99
99
100

Low Clouds (% Sky Obscured)

95
88
81
73
73
75
76
79
80
80
67
53
39
42
41
49
45
38
35
34
32
31
38
45

Medium Clouds (% Sky Obscured)

100
100
100
100
99
99
98
91
85
78
64
48
33
46
63
76
69
65
58
70
83
96
96
96

High Clouds (% Sky Obscured)

36
50
63
77
77
79
77
53
33
7
10
12
14
11
10
7
14
20
30
48
68
92
95
97

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

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

Precipitation Probability (%)

95
95
95
95
87
65
35
32
29
24
20
15
4
8
7
3
26
37
45
69
85
95
87
77

Precipitation Amount (mm)

0.8
1.4
1
1
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.8
0.6
0.5

Wind Speed/Direction (mph)

11
13
13
13
14
13
12
11
10
9
7
6
5
4
4
4
4
4
4
4
6
7
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
80
79
75
76
76
76
78
80
81
84
85
88
88
90
90
90
88
88
84
80
76
73

Pressure (mb)

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

Ozone (du)

433
435
434
434
434
434
434
435
435
436
437
436
436
435
433
430
427
425
422
420
419
418
417
416

Thursday 2

Waning Crescent 41%

03:51

No Set

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:50, Set: 20:39, Transit: 13:15. Moon - Rise: 03:51, Set: No Set. Civil Dark: 21:16 - 05:13. Nautical Dark: 22:04 - 04:24. Astro Dark: 23:02 - 03:25

Total Clouds (% Sky Obscured)

100
100
99
99
99
100
100
97
94
91
95
98
100
94
91
87
93
96
98
98
99
99
99
98

Low Clouds (% Sky Obscured)

52
49
51
52
53
53
59
66
77
93
95
98
96
87
83
79
77
78
82
79
75
70
66
62

Medium Clouds (% Sky Obscured)

96
97
97
98
96
95
94
88
84
79
86
93
99
87
77
59
55
52
48
43
42
47
40
29

High Clouds (% Sky Obscured)

100
94
89
84
89
95
100
86
71
53
51
49
44
28
16
3
17
33
47
55
62
70
73
76

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

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

Precipitation Probability (%)

66
60
52
38
46
54
61
84
95
95
95
91
82
67
50
21
30
37
41
38
32
18
17
13

Precipitation Amount (mm)

0.3
0.3
0
0
0
0
0.3
0.5
0.8
1.1
0.8
0.6
0.4
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
70
68
67
66
70
72
76
80
83
87
87
86
86
86
87
87
88
87
88
85
84
84
81

Pressure (mb)

1010
1011
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1014
1014

Ozone (du)

414
413
412
410
409
408
407
407
405
403
401
400
399
398
397
396
394
393
391
389
388
387
386
385

Forecast for Saint Blazey, Cornwall, United Kingdom (50.36,-4.74)

Generated: 26/04/24 02:02:49. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00