Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 24%

08:01

02:15

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

Sun - Rise: 06:00, Set: 20:17, Transit: 13:10. Moon - Rise: 08:01, Set: 02:15. Civil Dark: 20:53 - 05:24. Nautical Dark: 21:38 - 04:38. Astro Dark: 22:31 - 03:45

Total Clouds (% Sky Obscured)

27
36
42
54
42
48
89
71
68
69
35
7
0
6
5
30
55
60
19
24
38
77
76
72

Low Clouds (% Sky Obscured)

27
36
42
54
42
39
73
53
53
46
30
0
0
0
0
7
0
0
4
24
38
62
68
60

Medium Clouds (% Sky Obscured)

0
0
3
5
13
38
72
67
41
37
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
4
8
24
15
22
7
8
5
32
7
5
0
5
5
14
30
29
13
4
11
67
76
72

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
1
12
1
0
0
2
22
15
12
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
12
14
16
16
15
18
17
17
17
17
15
14
14
14
14
14
13
13
12
12
12
11
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
6
6
6
6
7
6
8
9
9
9
8
7
4
3
1
1
1
1
2
2
2
3
3

Relative Humidity (%)

93
88
80
73
68
69
63
69
75
76
76
74
75
69
70
66
69
74
75
79
83
86
91
89

Pressure (mb)

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

Ozone (du)

392
391
393
395
396
396
395
393
392
390
389
387
386
388
388
389
387
384
386
387
386
382
380
378

Wednesday 22

Waxing Crescent 35%

09:12

02:59

08 Bad
09 Bad
10 OK
11 Bad
12 OK
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 OK
04 OK
05 OK
06 OK
07 OK

Sun - Rise: 05:58, Set: 20:19, Transit: 13:09. Moon - Rise: 09:12, Set: 02:59. Civil Dark: 20:55 - 05:22. Nautical Dark: 21:41 - 04:36. Astro Dark: 22:33 - 03:42

Total Clouds (% Sky Obscured)

95
49
30
44
16
81
62
100
100
100
100
100
100
98
85
84
80
89
83
35
32
34
35
16

Low Clouds (% Sky Obscured)

39
34
23
44
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
55
100
100
94
100
38
48
50
45
29
22
22
18
19
11
0

High Clouds (% Sky Obscured)

88
18
16
3
5
78
57
100
100
100
100
100
100
90
85
84
80
89
78
8
2
5
7
3

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)

15
16
18
19
21
21
21
19
17
15
13
10
9
9
10
10
9
8
7
6
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
79
72
67
61
59
59
61
65
68
70
75
80
71
72
78
79
81
84
88
88
89
91
91

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1028
1028

Ozone (du)

378
379
380
383
383
381
380
380
380
379
377
375
374
373
372
370
367
365
364
365
365
363
362
362

Thursday 23

Waxing Crescent 46%

10:34

03:29

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

Sun - Rise: 05:56, Set: 20:20, Transit: 13:09. Moon - Rise: 10:34, Set: 03:29. Civil Dark: 20:57 - 05:20. Nautical Dark: 21:43 - 04:33. Astro Dark: 22:36 - 03:39

Total Clouds (% Sky Obscured)

38
26
3
5
2
0
0
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

33
23
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

12
6
2
1
1
0
0
3
1
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
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)

7
11
14
14
15
16
16
16
15
14
13
10
7
7
7
8
7
5
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

6
9
12
14
15
16
17
17
17
17
16
15
13
10
9
8
7
5
4
3
2
2
2
2

Feels Like (°C)

5
6
9
11
12
13
15
15
15
15
15
15
13
10
9
7
6
5
3
2
1
1
-0
1

Dew Point (°C)

4
5
7
8
9
9
10
10
10
11
11
11
11
9
8
7
5
4
2
1
-0
-1
-1
-1

Relative Humidity (%)

84
77
72
68
66
64
63
61
64
68
69
78
87
88
90
91
90
90
86
86
85
84
84
84

Pressure (mb)

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

Ozone (du)

363
364
364
365
365
366
367
368
369
370
371
372
374
375
376
375
373
372
369
367
366
365
364
362

Friday 24

First Quarter 58%

12:00

03:50

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

Sun - Rise: 05:54, Set: 20:22, Transit: 13:09. Moon - Rise: 12:00, Set: 03:50. Civil Dark: 20:58 - 05:18. Nautical Dark: 21:45 - 04:31. Astro Dark: 22:39 - 03:36

Total Clouds (% Sky Obscured)

4
7
6
22
48
44
10
40
35
25
26
30
30
30
8
12
4
8
3
15
10
10
10
5

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
0
0
2
7
10
10
5

High Clouds (% Sky Obscured)

3
4
2
7
14
10
2
10
10
7
9
10
30
30
6
12
3
8
3
15
10
10
10
5

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)

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

Chance of Frost

Temperature (°C)

5
7
10
12
14
16
16
17
17
17
17
16
13
12
10
9
8
7
6
6
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
69
63
60
57
55
56
56
58
67
71
79
84
86
87
87
85
85
83
82
82
80
79
78

Pressure (mb)

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

Ozone (du)

361
359
360
359
359
360
360
360
358
358
357
357
356
355
356
355
355
355
357
361
362
365
369
370

Saturday 25

Waxing Gibbous 69%

13:23

04:06

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

Sun - Rise: 05:52, Set: 20:24, Transit: 13:09. Moon - Rise: 13:23, Set: 04:06. Civil Dark: 21:00 - 05:15. Nautical Dark: 21:47 - 04:28. Astro Dark: 22:42 - 03:32

Total Clouds (% Sky Obscured)

10
15
10
5
5
5
1
0
6
13
19
0
1
1
17
34
50
67
83
95
94
84
73
74

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
26
39
26
12
0
6

Medium Clouds (% Sky Obscured)

10
15
10
5
5
5
1
0
2
0
0
0
0
0
0
0
0
8
23
35
44
29
24
18

High Clouds (% Sky Obscured)

10
15
10
5
5
5
0
0
6
12
17
0
1
1
14
29
43
55
63
69
61
61
71
62

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)

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

Chance of Frost

Temperature (°C)

7
9
11
12
14
15
16
16
17
16
16
15
13
12
10
9
8
6
6
5
4
4
4
5

Feels Like (°C)

5
6
8
9
11
12
13
16
16
16
16
16
15
15
15
13
11
10
6
6
6
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

74
68
65
62
58
58
57
56
55
58
66
76
79
81
84
84
84
84
85
86
88
86
85
85

Pressure (mb)

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

Ozone (du)

375
379
383
380
381
384
386
386
384
384
384
384
385
386
387
387
387
386
385
383
382
380
379
378

Sunday 26

Waxing Gibbous 78%

14:43

04:19

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
05 OK
06 OK
07 OK

Sun - Rise: 05:50, Set: 20:25, Transit: 13:09. Moon - Rise: 14:43, Set: 04:19. Civil Dark: 21:02 - 05:13. Nautical Dark: 21:49 - 04:26. Astro Dark: 22:45 - 03:29

Total Clouds (% Sky Obscured)

80
81
83
86
89
85
86
83
81
72
73
76
74
74
73
75
75
72
66
62
49
38
25
18

Low Clouds (% Sky Obscured)

10
14
10
8
6
12
18
24
22
17
10
14
18
23
25
26
28
27
27
27
18
9
1
2

Medium Clouds (% Sky Obscured)

22
21
28
37
44
43
41
35
38
42
46
48
51
53
63
69
75
54
33
13
9
6
3
2

High Clouds (% Sky Obscured)

35
7
9
6
8
7
6
5
12
22
29
35
34
37
35
37
30
22
14
10
8
6
4
8

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
6
9
9
12
15
16
10
6
5
2
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
6
7
6
6
7
6
5
5
4
4
4
4
4
4
4
4
4
4
4
3

Chance of Frost

Temperature (°C)

6
8
10
12
13
14
15
15
16
15
14
13
12
10
8
8
7
7
6
6
5
5
5
5

Feels Like (°C)

5
5
6
6
7
8
13
13
13
13
13
13
10
9
10
9
9
8
5
4
5
4
5
4

Dew Point (°C)

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

Relative Humidity (%)

82
78
74
73
71
70
68
68
66
71
76
84
84
85
88
88
88
88
88
88
88
88
88
88

Pressure (mb)

1025
1025
1026
1026
1025
1025
1025
1025
1024
1024
1024
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

378
378
378
378
377
377
377
376
376
376
376
376
377
378
379
380
381
382
384
385
386
387
388
389

Monday 27

Waxing Gibbous 86%

15:59

04:30

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

Sun - Rise: 05:48, Set: 20:27, Transit: 13:09. Moon - Rise: 15:59, Set: 04:30. Civil Dark: 21:04 - 05:11. Nautical Dark: 21:51 - 04:23. Astro Dark: 22:48 - 03:26

Total Clouds (% Sky Obscured)

13
5
19
32
58
51
34
10
12
15
18
22
22
17
9
7
4

Low Clouds (% Sky Obscured)

1
1
1
1
1
3
7
9
12
15
17
22
22
17
9
7
0

Medium Clouds (% Sky Obscured)

1
0
4
8
14
10
6
0
0
0
0
0
0
0
5
7
4

High Clouds (% Sky Obscured)

6
3
19
32
58
51
26
0
0
0
0
0
0
0
1
1
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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
4
6
6
5
2
4
4
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
8
10
12
13
14
14
15
15
15
14
14
12
10
7
7
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
75
69
70
68
67
66
65
62
66
69
71
77
81
87
88
90

Pressure (mb)

1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025

Ozone (du)

391
392
394
394
395
395
394
393
392
393
394
395
396
397
398
398
399

Forecast for Othery, Somerset, United Kingdom (51.08,-2.88)

Generated: 21/04/26 08:15:34. Forecast: 21/04/26 to 27/04/26. Timezone: UTC+1.00