Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

New Moon 2%

06:12

20:47

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

Sun - Rise: 06:13, Set: 20:13, Transit: 13:14. Moon - Rise: 06:12, Set: 20:47. Civil Dark: 20:48 - 05:38. Nautical Dark: 21:31 - 04:55. Astro Dark: 22:20 - 04:05

Total Clouds (% Sky Obscured)

100
98
93
81
99
95
59
93
100
68
26
26
32
38
37
43
50
43
46
58
58
66
55
44

Low Clouds (% Sky Obscured)

73
73
51
36
35
24
0
9
23
22
26
26
32
38
36
37
42
38
43
55
54
38
40
41

Medium Clouds (% Sky Obscured)

83
69
29
40
71
49
38
16
45
40
0
0
0
0
0
0
0
0
0
0
37
41
36
13

High Clouds (% Sky Obscured)

4
8
14
52
99
94
59
79
100
13
0
0
0
0
0
0
0
0
0
0
0
0
0
3

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
24
45
39
0
11
7
1
0
0
0
0
0
0
0
0

Precipitation Type

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
None

Precipitation Probability (%)

95
36
0
1
0
0
0
0
0
1
1
0
1
1
1
0
1
0
1
1
0
0
1
1

Precipitation Amount (mm)

0.2
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
11
10
9
5
5
4
4
4
5
5
5
5
5
5
5
5
9
10
10
10
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
90
95
96
96
96
94
96
94
98
96
96
93
93
90
84
75
67
63
61
61
62

Pressure (mb)

1019
1019
1019
1019
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025

Ozone (du)

365
365
365
368
369
372
375
378
388
392
392
391
392
393
394
393
394
396
396
395
397
398
400
402

Saturday 18

Waxing Crescent 7%

06:39

22:19

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

22
22
17
4
0
0
0
0
0
3
12
15
24
47
61
45
30
41
34
47
71
58
40
60

Low Clouds (% Sky Obscured)

22
22
17
4
0
0
0
0
0
0
0
0
10
21
24
0
0
28
33
35
38
30
28
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
1
15
21
21
17
6
2
1
1
0
0
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
12
15
24
47
61
45
25
26
12
30
60
41
30
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 (%)

3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
10
10
9
8
7
6
5
5
3
2
1
1
1
1
4
8
9
10
10
11
11
12

Dew Point (°C)

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

Relative Humidity (%)

64
65
70
79
88
90
91
91
90
90
88
86
83
83
85
82
79
71
66
63
61
61
60
61

Pressure (mb)

1025
1025
1025
1025
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1027
1027
1027
1026

Ozone (du)

407
410
411
409
404
401
401
400
399
399
397
396
394
392
391
390
389
389
389
388
387
387
387
385

Sunday 19

Waxing Crescent 6%

07:16

23:50

16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
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 OK
12 OK
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:09, Set: 20:16, Transit: 13:13. 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)

49
58
61
33
31
34
63
57
54
53
53
58
54
46
79
65
66
76
61
35
35
49
58
63

Low Clouds (% Sky Obscured)

47
43
41
0
1
1
1
1
0
0
14
0
35
46
50
52
60
66
36
1
1
8
15
26

Medium Clouds (% Sky Obscured)

0
45
4
25
14
0
0
0
0
0
53
58
0
4
10
10
30
40
40
35
35
49
54
55

High Clouds (% Sky Obscured)

7
28
41
12
19
29
59
48
54
53
53
54
43
13
40
18
45
45
40
30
21
11
17
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
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
1
15
19
14
1
0
1
1
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)

7
7
6
5
3
3
4
5
5
5
5
5
5
5
5
6
7
10
13
13
13
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
65
66
77
83
84
87
90
90
90
86
88
88
90
93
94
95
90
82
75
68
65
64
64

Pressure (mb)

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

Ozone (du)

384
383
382
380
379
379
380
381
381
381
383
384
386
386
387
388
390
391
394
398
399
400
402
399

Monday 20

Waxing Crescent 14%

08:09

01:11

16 Bad
17 Bad
18 OK
19 OK
20 OK
21 OK
22 Good
23 Good
00 OK
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

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)

61
53
39
38
40
43
11
7
24
53
67
63
63
64
64
68
73
77
72
72
70
75
82
87

Low Clouds (% Sky Obscured)

23
16
12
14
18
10
2
1
1
14
30
47
54
60
62
68
71
73
49
32
24
27
30
33

Medium Clouds (% Sky Obscured)

51
48
23
17
9
2
2
2
13
28
41
34
26
26
10
15
40
55
57
65
65
48
22
53

High Clouds (% Sky Obscured)

2
2
1
0
2
28
2
2
1
1
12
2
2
1
1
4
60
60
25
25
25
25
25
20

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 (%)

5
4
1
2
1
0
4
3
1
3
3
1
10
11
6
9
6
2
3
3
0
1
2
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)

11
9
8
7
7
7
7
6
7
7
9
9
10
10
10
10
12
14
17
18
18
19
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
6
6
6
5
3
4
4
3
2
2
1
1
1
1
1
3
4
4
4
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

66
68
72
76
78
75
78
82
85
86
86
87
90
93
90
91
90
88
82
77
71
71
69
67

Pressure (mb)

1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1024
1024
1024
1024
1024
1023
1023
1023
1023
1022

Ozone (du)

396
397
396
395
393
391
390
389
388
386
384
383
381
378
377
376
375
375
375
377
378
377
377
376

Tuesday 21

Waxing Crescent 24%

09:20

02:15

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 OK
07 Good
08 Good
09 OK
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good

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)

84
82
80
71
69
68
69
82
90
79
71
60
53
50
41
8
10
14
9
6
3
2
2
2

Low Clouds (% Sky Obscured)

33
35
38
40
42
41
36
34
29
29
29
28
30
31
32
3
6
8
6
3
0
0
0
0

Medium Clouds (% Sky Obscured)

35
59
75
58
44
35
21
17
6
11
17
22
14
6
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
20
20
20
40
45
40
57
74
56
36
14
14
16
17
7
6
4
4
2
2
2
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
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
4
1
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)

17
16
15
14
14
13
13
14
15
17
15
14
14
13
13
13
10
12
14
16
17
19
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
5
5
4
4
3
2
1
1
1
0
-0
0
0
1
1
1
2
3
4
4
8
7

Dew Point (°C)

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

Relative Humidity (%)

72
73
76
76
73
76
74
75
73
70
70
76
82
86
86
83
81
75
73
69
66
63
63
63

Pressure (mb)

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

Ozone (du)

375
375
375
376
376
377
378
379
379
380
380
378
376
375
374
377
377
377
378
377
377
377
378
379

Wednesday 22

Waxing Crescent 35%

10:42

02:59

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

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)

3
3
3
2
1
0
0
0
0
0
0
0
13
27
43
47
56
63
72
79
85
60
28
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
13
27
43
47
52
54
39
24
9
6
2
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

2
1
1
0
0
0
0
0
0
0
0
0
8
15
23
22
22
21
42
62
78
52
26
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 (%)

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 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)

19
17
15
13
12
11
10
10
11
12
11
10
9
9
9
9
11
13
15
15
16
17
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
5
6
7
6
6
6
4
4
4
4
4
4
3
3
4
5
6
7
11
11

Dew Point (°C)

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

Relative Humidity (%)

63
67
72
76
81
87
91
90
88
85
90
93
96
96
96
96
88
79
74
72
70
69
66
65

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1024
1024
1024

Ozone (du)

380
380
381
381
380
380
380
380
380
380
378
375
372
373
374
375
377
379
382
384
385
387
388
389

Thursday 23

Waxing Crescent 46%

12:06

03:30

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

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)

0
0
0
0
0
0
0
0
0
2
4
4
9
10
11
11
9
10
11
12
12

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
4
4
9
10
11
11
9
10
11
12
12

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
3
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

17
16
14
12
11
10
9
9
9
9
8
8
8
8
8
8
9
10
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
68
74
79
83
87
93
91
93
93
93
91
91
91
91
89
84
79
74
72
69

Pressure (mb)

1023
1023
1023
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1021

Ozone (du)

390
388
387
386
386
386
385
384
382
380
377
374
371
371
370
370
370
370
370
369
369

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

Generated: 17/04/26 16:50:18. Forecast: 17/04/26 to 23/04/26. Timezone: UTC+1.00