Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

New Moon 0%

05:51

20:46

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: 06:14, Set: 20:12, Transit: 13:13. Moon - Rise: 05:51, Set: 20:46. Civil Dark: 20:47 - 05:39. Nautical Dark: 21:31 - 04:53. Astro Dark: 22:20 - 04:03

Total Clouds (% Sky Obscured)

100
100
95
96
100
99
96
100
97
100
100
85
91
85
90
94
93
47
57
99
99
100
44
57

Low Clouds (% Sky Obscured)

83
91
90
91
89
76
82
100
82
93
85
81
82
66
43
23
17
38
34
49
50
53
44
57

Medium Clouds (% Sky Obscured)

41
45
48
50
72
75
81
76
56
57
64
78
54
30
49
48
86
47
27
99
87
95
0
0

High Clouds (% Sky Obscured)

100
98
88
93
86
80
27
14
9
7
8
4
5
10
12
20
22
16
20
50
40
100
2
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
5
6
14
23
26
35
26
49
70
58
27
10
2
0
1
0
0
0
0
0
1
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
10
12
13
14
16
15
15
14
14
10
7
5
4
4
4
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
90
90
89
89
83
82
89
93
89
80
87
92
93
92
90
90
91
91
94
94
94
94
94

Pressure (mb)

1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

364
366
367
366
365
364
366
368
370
371
369
367
365
364
366
367
369
370
371
376
381
385
386
386

Saturday 18

Waxing Crescent 2%

06:10

22:19

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

Sun - Rise: 06:12, Set: 20:14, Transit: 13:13. Moon - Rise: 06:10, Set: 22:19. Civil Dark: 20:49 - 05:37. Nautical Dark: 21:33 - 04:50. Astro Dark: 22:23 - 04:00

Total Clouds (% Sky Obscured)

53
51
52
42
45
32
44
57
57
74
54
31
30
18
2
0
0
9
19
23
32
36
46
53

Low Clouds (% Sky Obscured)

53
51
52
42
45
32
44
52
56
57
41
21
24
18
0
0
0
9
19
23
32
36
46
53

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
26
0
25
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
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 (%)

1
1
1
1
1
1
1
12
10
5
3
13
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)

3
4
4
5
10
11
10
10
11
12
12
13
13
12
11
8
7
6
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
96
93
85
75
66
62
61
63
66
68
69
73
76
85
90
91
90
91
89
89
89
91

Pressure (mb)

1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

386
386
388
391
395
395
396
397
398
399
400
401
401
403
403
400
400
400
399
398
396
395
394
393

Sunday 19

Waxing Crescent 7%

06:36

23:50

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

Sun - Rise: 06:10, Set: 20:16, Transit: 13:13. Moon - Rise: 06:36, Set: 23:50. Civil Dark: 20:51 - 05:34. Nautical Dark: 21:35 - 04:48. Astro Dark: 22:25 - 03:57

Total Clouds (% Sky Obscured)

51
49
38
2
12
31
41
28
50
37
12
4
19
20
18
20
14
7
1
0
1
0
1
8

Low Clouds (% Sky Obscured)

51
49
38
0
12
31
31
21
32
26
9
1
1
1
1
1
1
0
0
0
1
0
1
6

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)

0
15
5
2
2
4
23
13
18
10
2
2
18
17
12
15
8
4
1
0
0
0
0
1

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 (%)

6
13
16
1
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
1
1

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)

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

Chance of Frost

Temperature (°C)

3
3
3
5
8
10
12
12
13
14
14
14
13
13
12
9
7
6
5
5
5
4
4
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
91
83
75
65
61
59
59
58
58
58
59
68
75
80
85
87
86
88
88
88
89
91

Pressure (mb)

1027
1027
1027
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

392
392
391
391
389
389
389
390
389
389
389
388
386
385
385
384
382
381
381
381
381
381
381
381

Monday 20

Waxing Crescent 14%

07:14

01:11

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

Sun - Rise: 06:08, Set: 20:17, Transit: 13:12. Moon - Rise: 07:14, Set: 01:11. Civil Dark: 20:53 - 05:32. Nautical Dark: 21:37 - 04:45. Astro Dark: 22:28 - 03:54

Total Clouds (% Sky Obscured)

14
17
12
7
3
14
25
47
85
89
94
82
38
20
52
26
25
18
10
2
2
2
1
13

Low Clouds (% Sky Obscured)

11
17
12
7
1
14
25
47
66
63
64
49
19
1
23
16
23
16
8
2
2
2
1
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
14
25
37
30
20
13
15
16
17
12
6
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

0
0
0
0
0
0
0
2
2
10
2
4
9
9
1
0
0
2
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)

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

Chance of Frost

Temperature (°C)

3
3
3
6
8
10
11
12
13
13
13
13
13
12
11
9
8
6
6
5
4
4
3
3

Feels Like (°C)

2
2
2
5
6
8
8
9
10
8
9
9
9
10
9
6
6
5
4
3
3
2
1
1

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
86
79
69
63
61
59
59
69
68
66
66
77
85
91
93
93
90
91
94
93
93

Pressure (mb)

1026
1026
1026
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027

Ozone (du)

382
383
385
385
387
387
388
390
393
396
397
397
399
401
404
406
407
406
406
406
407
408
409
411

Tuesday 21

Waxing Crescent 24%

08:07

02:15

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

Sun - Rise: 06:06, Set: 20:19, Transit: 13:12. Moon - Rise: 08:07, Set: 02:15. Civil Dark: 20:54 - 05:30. Nautical Dark: 21:39 - 04:43. Astro Dark: 22:31 - 03:51

Total Clouds (% Sky Obscured)

29
45
47
53
55
60
70
75
78
78
78
60
42
28
77
64
51
39
18
9
25
46
65
68

Low Clouds (% Sky Obscured)

28
45
45
50
52
52
63
62
57
47
35
25
15
6
46
36
26
17
9
1
17
34
46
48

Medium Clouds (% Sky Obscured)

0
0
2
4
7
14
19
23
28
37
41
30
18
12
23
41
51
39
18
9
25
28
11
8

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
0
0
0
0
2
14
43
44
40
8
6
9
23
31
41
33

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
6
7
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
1
1
1
1
13
21
25
29
25
20
13
11
9
13
9
0
0
0
0
0
0
0
1

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
9
9
11
13
14
16
15
18
15
15
14
12
11
9
8
7
6
6
7
8
8
8
9

Chance of Frost

Temperature (°C)

3
3
4
6
8
9
11
10
12
12
12
13
13
12
11
10
9
8
7
6
5
5
5
4

Feels Like (°C)

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

Dew Point (°C)

2
3
3
5
6
6
6
7
7
8
8
9
8
8
7
5
3
1
1
0
-0
0
0
0

Relative Humidity (%)

96
96
94
90
84
82
73
78
71
80
76
76
72
76
75
71
65
61
63
66
67
70
72
73

Pressure (mb)

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

Ozone (du)

411
410
409
406
403
401
400
400
400
401
398
395
393
390
390
390
390
389
389
388
388
387
387
386

Wednesday 22

Waxing Crescent 35%

09:17

03:00

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

Sun - Rise: 06:04, Set: 20:20, Transit: 13:12. Moon - Rise: 09:17, Set: 03:00. Civil Dark: 20:56 - 05:28. Nautical Dark: 21:41 - 04:40. Astro Dark: 22:33 - 03:48

Total Clouds (% Sky Obscured)

72
74
68
60
50
45
43
37
34
34
37
35
26
16
16
15
13
10
7
2
2
1
0
3

Low Clouds (% Sky Obscured)

47
48
54
59
50
45
43
37
34
34
37
31
26
14
12
8
5
4
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
0
0
0
0
5
11
22
25
29
33
22
12
2
2
1
1
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

32
24
10
5
2
1
1
1
0
0
0
0
0
0
2
4
6
4
2
1
1
0
0
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 (%)

1
0
0
0
0
3
3
2
3
2
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
9
11
14
16
16
16
16
15
14
13
12
11
9
8
7
8
8
9
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-0
-1
-1
-1
0
0
1
2
3
9
9
9
9
9
10
8
8
7
7
7
7
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

75
77
77
75
73
68
66
62
59
59
59
60
65
70
76
77
80
81
84
88
91
93
94
94

Pressure (mb)

1024
1024
1024
1024
1024
1025
1024
1024
1024
1023
1023
1023
1023
1023
1022
1023
1023
1023
1023
1023
1024
1024
1023
1023

Ozone (du)

386
386
386
387
388
389
388
388
387
386
386
385
383
382
381
379
378
377
377
376
376
377
377
378

Thursday 23

Waxing Crescent 46%

10:39

03:30

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

Sun - Rise: 06:02, Set: 20:22, Transit: 13:12. Moon - Rise: 10:39, Set: 03:30. Civil Dark: 20:58 - 05:26. Nautical Dark: 21:43 - 04:38. Astro Dark: 22:36 - 03:45

Total Clouds (% Sky Obscured)

5
6
19
34
49
39
28
14
19
22
24
24
27
35
43
65
75
80
80
80

Low Clouds (% Sky Obscured)

1
1
12
25
39
32
21
10
17
22
24
17
8
0
0
1
1
9
17
25

Medium Clouds (% Sky Obscured)

0
0
0
1
1
1
1
2
1
1
0
6
11
15
21
28
31
33
34
40

High Clouds (% Sky Obscured)

5
6
19
27
20
15
7
2
2
1
0
2
4
6
25
56
75
80
80
80

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

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
2
2
2
4
4
1
4
6
7
8
9
10
22
29
34

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)

10
11
12
14
16
18
18
19
19
19
18
18
17
17
17
16
15
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
91
91
85
82
79
72
68
63
65
66
68
68
68
68
70
71
71
74
77

Pressure (mb)

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

Ozone (du)

379
380
381
381
381
381
381
380
380
379
378
376
376
376
375
377
378
380
381
382

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 17/04/26 04:22:39. Forecast: 17/04/26 to 23/04/26. Timezone: UTC+1.00