Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Waxing Gibbous 97%

18:26

04:51

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

Sun - Rise: 05:41, Set: 20:30, Transit: 13:06. Moon - Rise: 18:26, Set: 04:51. Civil Dark: 21:08 - 05:03. Nautical Dark: 21:57 - 04:14. Astro Dark: 22:57 - 03:12

Total Clouds (% Sky Obscured)

14
16
29
19
76
5
15
20
19
17
15
7
8
8
4
0
0
0
0
0
0
0
2
0

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
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

14
16
29
19
31
5
15
20
19
17
15
7
8
8
4
0
0
0
0
0
0
0
1
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
35
2
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
18
16
15
14
14
14
14
13
13
13
13
13
14
14
15
15
16
16
17
16
15
14
13

Chance of Frost

Temperature (°C)

16
15
13
12
12
11
11
10
10
9
9
9
8
9
10
12
14
16
17
19
19
20
20
20

Feels Like (°C)

11
10
9
8
8
7
6
5
4
5
5
4
5
4
6
8
10
12
13
14
16
16
18
17

Dew Point (°C)

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

Relative Humidity (%)

60
61
64
63
63
61
64
66
67
70
73
74
75
74
69
63
55
51
48
45
45
47
50
54

Pressure (mb)

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

Ozone (du)

384
383
382
382
383
384
385
384
385
384
383
382
384
385
386
388
389
388
385
384
382
382
382
382

Thursday 30

Waxing Gibbous 99%

19:40

05:04

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

Sun - Rise: 05:40, Set: 20:32, Transit: 13:06. Moon - Rise: 19:40, Set: 05:04. Civil Dark: 21:10 - 05:01. Nautical Dark: 21:59 - 04:11. Astro Dark: 23:01 - 03:09

Total Clouds (% Sky Obscured)

19
100
100
2
0
0
10
8
47
40
43
37
40
47
74
71
70
80
84
100
100
100
83
91

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
30
43
50
17
9
29
45
49
71
59

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
25
25
28
22
20
23
31
33
37
45
55
48
61
46
40
74

High Clouds (% Sky Obscured)

17
90
85
2
0
0
9
7
14
3
1
0
0
0
0
1
1
1
35
86
86
81
11
30

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
4
3

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
8
5
10
28
57
75
86

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
16
14
12
11
10
9
9
9
8
8
8
9
11
13
14
16
18
19
20
20
19
18

Feels Like (°C)

17
16
15
13
11
10
9
8
8
8
8
8
7
8
10
12
14
16
17
18
19
19
18
17

Dew Point (°C)

10
10
10
9
7
7
6
6
5
5
5
5
5
6
6
6
7
9
10
11
12
14
15
16

Relative Humidity (%)

56
60
65
69
72
77
78
77
77
77
78
82
84
80
69
65
62
62
60
58
61
68
80
88

Pressure (mb)

1019
1019
1020
1020
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1021
1020
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

380
379
376
376
377
377
377
375
374
374
374
373
373
372
371
371
371
371
371
370
367
365
364
361

Friday 1

Full Moon 100%

20:55

05:22

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
12 Bad
13 OK
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:38, Set: 20:33, Transit: 13:06. Moon - Rise: 20:55, Set: 05:22. Civil Dark: 21:12 - 04:59. Nautical Dark: 22:02 - 04:09. Astro Dark: 23:04 - 03:05

Total Clouds (% Sky Obscured)

99
100
94
91
99
100
99
100
97
100
100
100
100
92
77
85
74
57
55
36
70
77
84
90

Low Clouds (% Sky Obscured)

76
82
88
75
42
33
27
22
16
32
39
26
25
32
22
32
27
16
1
4
8
14
11
5

Medium Clouds (% Sky Obscured)

99
41
19
22
7
14
8
18
21
22
20
95
100
90
77
80
34
7
55
15
21
71
84
90

High Clouds (% Sky Obscured)

2
81
42
75
97
100
97
100
90
97
100
100
70
60
52
59
14
45
55
15
48
44
23
73

ISS Passover

Visibility (miles)

4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3

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

Precipitation Probability (%)

73
23
6
2
1
0
0
0
0
0
0
1
6
6
1
0
0
0
0
0
1
2
40
58

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
14
13
12
12
11
10
10
10
10
10
10
11
13
14
16
17
18
19
19
20
19

Feels Like (°C)

15
14
14
13
12
12
10
10
9
8
8
8
8
9
10
12
13
16
18
18
21
19
20
19

Dew Point (°C)

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

Relative Humidity (%)

90
93
96
96
96
98
96
96
95
93
93
93
91
88
84
77
64
54
50
52
51
53
54
75

Pressure (mb)

1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1017
1017
1016
1015
1015
1014

Ozone (du)

363
364
364
364
363
362
360
361
363
364
364
364
365
366
367
368
370
372
373
374
373
373
374
374

Saturday 2

Waning Gibbous 98%

22:09

05:44

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:36, Set: 20:35, Transit: 13:06. Moon - Rise: 22:09, Set: 05:44. Civil Dark: 21:13 - 04:57. Nautical Dark: 22:04 - 04:06. Astro Dark: 23:07 - 03:01

Total Clouds (% Sky Obscured)

97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
10
36
60
87
86
85
84
83
81
80
81
80
80
75
70

Medium Clouds (% Sky Obscured)

96
96
98
66
100
70
74
100
100
100
99
99
98
99
99
99
99
100
100
93
86
71
82
82

High Clouds (% Sky Obscured)

63
71
55
48
63
82
100
100
100
100
100
100
100
95
90
87
91
94
97
97
98
100
100
100

ISS Passover

Visibility (miles)

4
8
8
9
9
9
9
9
9
9
9
4
3
3
4
2
1
0
0
5
9
3
3
7

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
None
None
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
Light Rain

Precipitation Probability (%)

57
57
46
28
21
17
19
37
53
61
79
95
95
95
95
95
95
95
95
95
95
95
95
93

Precipitation Amount (mm)

0.3
0.3
0
0
0
0
0
0
0
0
0.3
0.8
1.1
0.8
0.8
0.8
1
1.2
0.8
0.7
0.8
0.8
0.8
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
17
16
15
14
14
13
13
13
13
13
13
12
12
13
13
13
14
14
14
15
16
16
15

Feels Like (°C)

19
18
16
14
13
14
12
12
12
12
12
12
11
11
12
12
12
13
14
13
14
14
15
13

Dew Point (°C)

15
15
14
13
13
12
12
12
12
12
12
12
12
12
13
13
13
14
14
14
14
14
14
15

Relative Humidity (%)

81
85
86
90
92
90
90
92
93
96
95
96
98
98
98
98
98
100
98
98
96
90
90
96

Pressure (mb)

1014
1014
1013
1013
1013
1013
1012
1012
1011
1011
1010
1010
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

373
374
375
375
377
379
380
380
378
377
376
377
376
378
379
380
381
382
384
385
388
390
388
385

Sunday 3

Waning Gibbous 95%

23:20

06:15

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

Sun - Rise: 05:34, Set: 20:36, Transit: 13:06. Moon - Rise: 23:20, Set: 06:15. Civil Dark: 21:15 - 04:55. Nautical Dark: 22:06 - 04:04. Astro Dark: 23:11 - 02:58

Total Clouds (% Sky Obscured)

100
100
91
92
100
100
100
100
100
94
63
64
71
12
15
19
28
38
47
52
56
62
62
67

Low Clouds (% Sky Obscured)

66
64
63
61
67
72
79
73
67
60
63
64
71
7
13
18
13
11
9
18
27
37
39
44

Medium Clouds (% Sky Obscured)

33
36
41
45
53
56
55
60
64
64
58
48
43
0
0
0
1
2
7
11
13
13
17
21

High Clouds (% Sky Obscured)

100
100
60
60
65
70
65
62
72
68
52
33
15
4
4
3
2
0
6
13
17
24
32
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

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

Precipitation Probability (%)

89
79
70
60
55
46
38
42
39
31
37
48
35
1
1
0
13
17
17
29
36
33
44
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
14
13
13
13
13
12
12
12
11
10
10
11
11
12
14
15
16
16
16
17
17
16

Feels Like (°C)

13
13
13
13
12
11
11
11
10
10
9
10
10
11
10
10
11
11
12
13
15
15
14
15

Dew Point (°C)

14
14
13
13
12
12
12
12
11
10
10
10
9
10
8
9
9
9
9
9
9
10
10
10

Relative Humidity (%)

95
95
93
96
98
98
96
95
95
92
91
95
95
93
85
79
73
68
65
61
62
63
63
67

Pressure (mb)

1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011

Ozone (du)

383
384
385
386
386
386
385
384
383
383
382
381
382
382
383
384
384
385
385
385
385
384
384
383

Monday 4

Waning Gibbous 90%

00:23

06:58

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:32, Set: 20:38, Transit: 13:06. Moon - Rise: 00:23, Set: 06:58. Civil Dark: 21:17 - 04:53. Nautical Dark: 22:08 - 04:01. Astro Dark: 23:14 - 02:54

Total Clouds (% Sky Obscured)

82
72
57
41
48
54
59
58
56
53
64
76
88
82
77
76
72
72
72
78
72
69
57
49

Low Clouds (% Sky Obscured)

39
36
33
31
38
45
55
47
38
28
33
40
50
49
52
56
72
72
71
65
62
53
50
49

Medium Clouds (% Sky Obscured)

31
24
13
2
2
2
1
3
3
2
10
17
25
36
48
59
43
27
10
12
13
11
9
7

High Clouds (% Sky Obscured)

40
23
5
0
0
0
0
0
0
0
3
14
21
15
10
3
3
3
3
3
4
4
2
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 (%)

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 (%)

40
39
33
17
19
22
22
19
13
4
7
10
11
10
8
8
14
16
13
34
42
42
46
43

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
4
4
4
4
3
3
3
3
3
3
5
7
8
9
10
11
12
13
14
13

Chance of Frost

Temperature (°C)

16
15
14
13
12
11
10
9
9
8
8
8
8
9
10
11
12
13
14
15
15
15
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
75
78
81
87
88
90
91
93
95
98
96
95
95
85
79
72
66
63
59
59
59
59
63

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1010

Ozone (du)

382
382
382
382
383
383
383
383
384
384
385
386
388
389
391
392
394
394
394
394
393
391
390
388

Tuesday 5

Waning Gibbous 83%

01:14

07:52

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

Sun - Rise: 05:31, Set: 20:40, Transit: 13:06. Moon - Rise: 01:14, Set: 07:52. Civil Dark: 21:19 - 04:51. Nautical Dark: 22:11 - 03:59. Astro Dark: 23:18 - 02:50

Total Clouds (% Sky Obscured)

34
24
17
12
14
14
7
9
16
28
48
70
80
92
90
91
92
91
92

Low Clouds (% Sky Obscured)

34
24
17
10
7
4
0
1
4
13
38
51
60
71
81
86
85
84
80

Medium Clouds (% Sky Obscured)

4
4
4
3
3
2
2
2
2
2
3
3
3
2
1
0
9
19
26

High Clouds (% Sky Obscured)

0
0
0
0
1
3
4
1
1
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

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 (%)

34
27
20
8
8
5
1
2
2
2
3
6
9
14
18
20
27
27
18

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)

13
12
11
9
8
6
6
5
3
2
4
5
5
6
6
6
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
10
10
10
9
9
8
6
6
6
6
6
6
5
5
4
5
4

Dew Point (°C)

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

Relative Humidity (%)

69
73
78
85
93
95
96
98
98
98
96
91
87
84
79
78
75
71
68

Pressure (mb)

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

Ozone (du)

387
385
384
383
381
382
383
384
385
385
386
387
388
389
389
390
390
391
392

Forecast for Rangeworthy, South Gloucestershire, United Kingdom (51.58,-2.45)

Generated: 29/04/26 18:36:58. Forecast: 29/04/26 to 05/05/26. Timezone: UTC+1.00