Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 2%

06:39

22:19

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

Sun - Rise: 06:11, Set: 20:14, Transit: 13:14. Moon - Rise: 06:39, Set: 22:19. Civil Dark: 20:49 - 05:36. Nautical Dark: 21:33 - 04:52. Astro Dark: 22:22 - 04:02

Total Clouds (% Sky Obscured)

66
63
61
53
28
18
0
0
0
0
0
2
29
20
10
10
24
31
35
42
19
44
71
56

Low Clouds (% Sky Obscured)

42
39
33
37
27
18
0
0
0
0
0
0
0
0
0
0
11
17
23
19
0
14
32
36

Medium Clouds (% Sky Obscured)

31
30
41
0
0
0
0
0
0
0
0
0
2
13
10
10
9
30
14
2
2
2
1
2

High Clouds (% Sky Obscured)

0
0
8
19
0
0
0
0
0
0
0
2
29
20
10
10
24
31
20
42
19
44
59
36

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
7
7
8
8
7
6
5
5
6
5
4
4
3
2
2
4
6
6
7

Relative Humidity (%)

63
60
57
58
60
63
69
77
88
90
90
90
90
91
91
90
90
89
88
88
84
76
71
69

Pressure (mb)

1024
1025
1025
1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

394
397
400
404
409
413
412
406
402
400
399
399
398
397
395
393
388
386
385
384
384
384
385
386

Sunday 19

Waxing Crescent 7%

07:16

23:50

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

Sun - Rise: 06:09, Set: 20:16, Transit: 13:14. Moon - Rise: 07:16, Set: 23:50. Civil Dark: 20:51 - 05:34. Nautical Dark: 21:35 - 04:50. Astro Dark: 22:25 - 03:59

Total Clouds (% Sky Obscured)

60
34
27
42
76
99
89
74
43
34
16
12
41
27
13
44
45
45
50
53
87
100
100
100

Low Clouds (% Sky Obscured)

41
32
7
7
21
11
11
21
34
31
0
0
1
0
0
0
0
0
0
0
0
46
61
60

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
25
25
13
10
18
78
100
100
100

High Clouds (% Sky Obscured)

39
10
11
22
39
63
53
39
8
4
16
12
41
27
9
44
22
3
50
42
54
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
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 (%)

3
0
1
2
0
2
2
0
1
0
0
0
0
0
0
0
0
0
0
0
2
21
20
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)

8
8
7
7
7
7
6
4
1
2
3
4
4
4
4
4
4
5
5
5
5
7
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
12
12
11
11
11
11
9
8
7
5
4
3
3
3
1
1
1
2
4
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

66
64
62
62
64
65
69
77
78
76
79
85
86
86
82
82
83
85
88
88
85
84
83
80

Pressure (mb)

1027
1027
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

385
384
382
381
379
379
378
378
379
379
378
379
379
379
380
382
384
386
388
388
386
386
386
385

Monday 20

Waxing Crescent 14%

08:09

01:11

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: 06:07, Set: 20:18, Transit: 13:13. Moon - Rise: 08:09, Set: 01:11. Civil Dark: 20:53 - 05:32. Nautical Dark: 21:37 - 04:47. Astro Dark: 22:27 - 03:56

Total Clouds (% Sky Obscured)

98
100
97
96
91
100
88
58
60
49
56
86
99
100
99
92
94
97
100
100
100
100
99
97

Low Clouds (% Sky Obscured)

56
65
37
27
36
29
16
2
0
6
10
21
28
34
39
21
8
15
17
30
40
50
46
29

Medium Clouds (% Sky Obscured)

85
100
90
89
74
100
72
28
31
21
15
15
96
100
96
84
85
75
99
100
100
100
87
93

High Clouds (% Sky Obscured)

70
64
61
50
50
55
45
25
30
49
56
80
99
45
48
56
33
18
89
51
53
25
33
53

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
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 (%)

2
0
0
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
8
2
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
14
15
14
13
12
11
10
8
8
8
9
9
10
11
12
13
13
13
14
15
17
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
6
7
7
7
7
6
4
3
2
2
3
3
3
2
2
1
1
1
1
2
2
3

Dew Point (°C)

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

Relative Humidity (%)

71
67
66
67
70
71
73
78
78
79
81
79
84
87
88
88
85
91
91
93
90
91
88
80

Pressure (mb)

1023
1023
1023
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1023
1023
1022

Ozone (du)

384
383
382
381
382
383
383
382
382
381
382
383
383
382
382
382
382
381
381
382
381
380
381
380

Tuesday 21

Waxing Crescent 24%

09:20

02:15

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: 06:05, Set: 20:19, Transit: 13:13. Moon - Rise: 09:20, Set: 02:15. Civil Dark: 20:55 - 05:30. Nautical Dark: 21:39 - 04:45. Astro Dark: 22:30 - 03:53

Total Clouds (% Sky Obscured)

97
98
99
100
100
100
100
100
100
100
100
100
99
96
94
92
95
98
100
100
100
100
100
91

Low Clouds (% Sky Obscured)

28
19
9
0
0
0
0
3
6
9
15
20
26
27
29
29
50
44
69
56
37
30
22
12

Medium Clouds (% Sky Obscured)

89
93
94
98
96
91
68
77
73
73
81
86
91
90
90
90
87
85
81
89
94
98
100
85

High Clouds (% Sky Obscured)

59
73
89
100
100
97
100
100
100
100
98
95
93
75
75
64
55
77
100
100
95
91
82
87

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
1
1
2
8
11

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
76
73
77
80
78
74
76
77
80
81
81
81
84
84
78
77
78
77
80
80
78
72

Pressure (mb)

1022
1022
1022
1021
1021
1021
1020
1020
1020
1021
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

379
378
377
376
376
376
375
374
371
370
370
368
367
367
367
366
367
371
368
369
367
366
366
366

Wednesday 22

Waxing Crescent 35%

10:42

02:59

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: 06:03, Set: 20:21, Transit: 13:13. Moon - Rise: 10:42, Set: 02:59. Civil Dark: 20:56 - 05:28. Nautical Dark: 21:41 - 04:42. Astro Dark: 22:33 - 03:50

Total Clouds (% Sky Obscured)

84
76
55
58
70
86
86
86
82
90
95
94
80
82
80
82
81
81
86
86
93
100
100
100

Low Clouds (% Sky Obscured)

2
1
1
1
1
1
1
11
21
32
38
43
48
42
36
31
20
10
0
9
18
25
25
25

Medium Clouds (% Sky Obscured)

63
53
43
30
33
34
34
34
34
33
32
27
19
22
20
19
19
15
15
20
27
31
38
44

High Clouds (% Sky Obscured)

84
64
33
39
53
74
86
86
82
90
95
94
80
82
76
64
56
63
76
86
93
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
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 (%)

13
13
12
6
6
4
0
0
0
0
0
0
0
3
3
1
4
6
8
25
35
41
47
45

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)

23
24
24
24
24
22
21
19
18
17
15
14
12
11
11
10
10
10
10
10
10
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
6
5
5
5
6
6
6
6
6
5
6
6
6
6
6
6
6
5
5
5
5

Dew Point (°C)

6
6
5
6
6
7
7
7
6
6
7
7
7
7
7
7
7
7
6
6
7
7
7
7

Relative Humidity (%)

68
66
64
64
66
71
72
72
70
71
76
83
82
82
84
88
90
88
85
85
81
78
75
70

Pressure (mb)

1020
1019
1019
1019
1019
1019
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

366
366
365
364
364
362
362
361
361
360
361
361
362
363
364
364
365
366
367
367
368
368
369
369

Thursday 23

Waxing Crescent 46%

12:06

03:30

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: 20:22, Transit: 13:13. Moon - Rise: 12:06, Set: 03:30. Civil Dark: 20:58 - 05:25. Nautical Dark: 21:43 - 04:40. Astro Dark: 22:35 - 03:47

Total Clouds (% Sky Obscured)

100
100
100
100
96
90
83
73
64
61
74
87
100
89
77
62
67
79
93
87
76
64
76
88

Low Clouds (% Sky Obscured)

31
23
14
6
4
2
0
0
0
0
6
13
20
17
14
13
19
23
27
28
31
34
21
10

Medium Clouds (% Sky Obscured)

46
43
40
27
20
13
14
16
16
13
10
6
0
0
0
0
2
4
5
8
8
6
6
6

High Clouds (% Sky Obscured)

100
100
100
100
74
48
17
17
17
22
48
72
100
82
64
47
55
61
72
58
41
17
44
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
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
32
39
3
5
4
0
0
0
0
0
0
0
0
0
0
4
5
1
3
4
3
5
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
63
63
62
62
66
72
77
81
87
91
88
85
81
85
90
95
95
93
93
84
78
71
70

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021

Ozone (du)

370
370
370
370
369
369
368
367
369
370
371
370
370
369
371
372
373
373
372
371
370
368
366
367

Friday 24

First Quarter 58%

12:06

03:52

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

Sun - Rise: 05:59, Set: 20:24, Transit: 13:13. Moon - Rise: 12:06, Set: 03:52. Civil Dark: 21:00 - 05:23. Nautical Dark: 21:45 - 04:38. Astro Dark: 22:38 - 03:44

Total Clouds (% Sky Obscured)

100
89
78
66
61
50
33
22
16
12
27
39
47
53
58
61
53
36
24

Low Clouds (% Sky Obscured)

0
0
0
1
1
0
0
0
0
0
2
3
5
26
47
61
53
36
24

Medium Clouds (% Sky Obscured)

6
10
12
13
18
16
12
10
8
9
11
11
10
10
9
5
3
3
2

High Clouds (% Sky Obscured)

100
67
34
1
1
1
1
1
1
0
1
2
3
2
2
2
1
2
2

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
15
14
12
12
10
7
5
5
6
7
7
7
7
8
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
10
9
9
9
9
9
11
11
13
11
11
10
7
7
8
7
6

Dew Point (°C)

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

Relative Humidity (%)

68
64
65
65
66
69
71
75
78
82
88
84
78
74
78
81
84
82
82

Pressure (mb)

1021
1021
1021
1020
1020
1020
1020
1020
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

369
370
367
364
362
362
362
362
362
361
361
361
361
361
361
361
361
362
363

Forecast for Buckfastleigh, Devon, United Kingdom (50.48,-3.78)

Generated: 18/04/26 12:41:17. Forecast: 18/04/26 to 24/04/26. Timezone: UTC+1.00