Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waxing Gibbous 99%

20:54

05:13

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

Sun - Rise: 05:48, Set: 20:34, Transit: 13:11. Moon - Rise: 20:54, Set: 05:13. Civil Dark: 21:11 - 05:11. Nautical Dark: 21:59 - 04:23. Astro Dark: 22:56 - 03:25

Total Clouds (% Sky Obscured)

100
100
100
84
91
94
100
89
89
74
61
57
54
29
56
81
100
91
100
100
100
100
98
100

Low Clouds (% Sky Obscured)

29
66
65
53
73
88
100
79
61
57
60
54
45
18
0
7
4
2
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

93
86
65
82
40
28
52
32
35
16
2
0
0
0
0
3
2
0
0
0
2
0
27
69

High Clouds (% Sky Obscured)

34
27
4
0
4
4
4
4
5
4
23
35
47
29
56
81
100
91
100
100
100
100
96
100

ISS Passover

Visibility (miles)

8
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
13
48
92
100
6
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
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

Precipitation Probability (%)

78
52
39
1
2
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0
0.3
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
6
4
2
2
3
3
3
4
6
8
8
8
9
11
13
13
14
14
12
11
6
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
92
95
96
96
95
95
95
92
83
70
63
60
58
58
59
61
67
70
78
86
90
90

Pressure (mb)

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

Ozone (du)

367
366
365
365
365
362
360
360
360
360
358
358
358
357
358
363
362
361
361
364
366
369
370
370

Friday 1

Full Moon 100%

22:07

05:32

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:46, Set: 20:35, Transit: 13:11. Moon - Rise: 22:07, Set: 05:32. Civil Dark: 21:13 - 05:09. Nautical Dark: 22:01 - 04:21. Astro Dark: 22:59 - 03:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
94
74
94
100
84
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

6
0
0
0
13
51
46
17
33
47
61
56
68
69
83
82
91
85
85
67
68
58
49
61

Medium Clouds (% Sky Obscured)

86
93
97
90
96
80
69
90
67
69
98
99
99
100
100
98
100
96
86
73
100
100
100
100

High Clouds (% Sky Obscured)

100
99
100
100
100
81
44
53
100
41
80
82
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
7
4
9
9
9
9
9
9
9

Fog (%)

19
45
57
64
87
73
72
68
66
0
1
1
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

2
4
16
8
1
15
16
22
11
14
31
49
53
70
95
95
95
95
51
52
49
45
31
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
1.1
1.4
0.8
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
91
91
93
91
91
91
93
93
86
76
71
72
82
86
83
90
95
95
96
98
96

Pressure (mb)

1021
1021
1020
1020
1019
1019
1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1014
1013
1013
1012
1012
1011
1011
1011

Ozone (du)

369
368
369
372
372
375
376
375
375
375
376
378
377
376
377
377
377
377
379
379
378
378
378
379

Saturday 2

Waning Gibbous 98%

No Rise

05:56

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

Sun - Rise: 05:44, Set: 20:37, Transit: 13:11. Moon - Rise: No Rise, Set: 05:56. Civil Dark: 21:14 - 05:07. Nautical Dark: 22:03 - 04:19. Astro Dark: N/A - 03:19

Total Clouds (% Sky Obscured)

100
100
87
98
96
94
62
33
46
48
18
6
2
6
14
19
86
67
46
62
51
43
35
47

Low Clouds (% Sky Obscured)

56
52
74
94
89
91
62
33
46
47
3
0
0
2
4
5
1
2
3
10
16
20
25
32

Medium Clouds (% Sky Obscured)

100
100
41
50
53
47
18
5
6
11
14
5
0
1
14
13
50
37
27
33
24
15
8
24

High Clouds (% Sky Obscured)

100
100
52
3
3
0
0
1
2
1
0
2
1
6
2
4
40
38
8
0
4
7
11
7

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
10
9
19
24
8
3
1
4
5
4
22
10
12
12
13
14
12
9
9
12
10
6
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
10
11
10
10
10
10
11
11
12
12
13
13
11
11
12
12
12
12
11
10
10

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
96
96
96
96
92
83
78
70
67
67
67
68
69
71
74
82
90
88
90

Pressure (mb)

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

Ozone (du)

380
385
388
388
387
384
385
386
387
387
387
388
389
390
390
391
390
389
386
385
385
386
387
389

Sunday 3

Waning Gibbous 95%

23:16

06:28

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 OK
15 Good
16 OK
17 Bad
18 Bad
19 OK
20 Good
21 Good
22 Good

Sun - Rise: 05:43, Set: 20:39, Transit: 13:11. Moon - Rise: 23:16, Set: 06:28. Civil Dark: 21:16 - 05:05. Nautical Dark: 22:05 - 04:16. Astro Dark: 23:02 - 03:16

Total Clouds (% Sky Obscured)

56
58
59
51
40
37
42
39
44
55
56
59
62
64
48
32
16
22
47
55
31
14
5
4

Low Clouds (% Sky Obscured)

38
41
44
46
40
37
42
39
44
55
56
59
62
61
43
22
0
6
13
20
13
8
3
2

Medium Clouds (% Sky Obscured)

42
58
55
41
31
29
30
26
19
20
18
19
20
20
17
14
11
14
47
55
31
7
5
3

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
30
30
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
Very Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

26
28
35
45
51
48
45
45
36
25
11
12
11
5
5
5
2
3
4
8
9
4
0
2

Precipitation Amount (mm)

0
0
0
0
0.3
0.2
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
88
90
90
91
90
88
88
83
77
71
66
63
66
74
79
79
75
74
80
86
91
93

Pressure (mb)

1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1015
1015
1015
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

389
388
388
387
386
386
387
387
388
388
387
387
386
385
386
386
385
385
384
383
384
386
388
389

Monday 4

Waning Gibbous 90%

00:18

07:11

23 Good
00 Good
01 Good
02 OK
03 OK
04 OK
05 Good
06 OK
07 OK
08 OK
09 OK
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

Sun - Rise: 05:41, Set: 20:40, Transit: 13:10. Moon - Rise: 00:18, Set: 07:11. Civil Dark: 21:18 - 05:03. Nautical Dark: 22:07 - 04:14. Astro Dark: 23:05 - 03:12

Total Clouds (% Sky Obscured)

3
2
7
12
13
15
16
19
25
28
32
60
53
76
72
67
64
76
88
100
99
99
97
83

Low Clouds (% Sky Obscured)

1
1
7
12
13
15
16
19
25
28
32
39
41
46
32
16
0
16
31
47
40
40
37
42

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
15
30
38
32
26
21
17
17
20
20
40
50
47

High Clouds (% Sky Obscured)

0
0
0
2
1
1
1
1
2
1
1
7
1
5
15
23
27
38
49
66
75
80
75
54

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 (%)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
3
5
3
11
13
13
15

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

Chance of Frost

Temperature (°C)

9
9
8
7
7
6
6
6
7
9
11
13
14
15
16
15
15
15
14
14
14
12
11
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
90
90
88
88
85
82
81
74
66
63
60
57
57
61
66
70
71
73
72
79
84
91

Pressure (mb)

1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013

Ozone (du)

390
389
388
387
386
386
386
385
385
385
384
383
384
384
386
386
385
385
385
384
384
383
381
380

Tuesday 5

Waning Gibbous 83%

01:09

08:06

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 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:39, Set: 20:42, Transit: 13:10. Moon - Rise: 01:09, Set: 08:06. Civil Dark: 21:20 - 05:01. Nautical Dark: 22:09 - 04:12. Astro Dark: 23:09 - 03:09

Total Clouds (% Sky Obscured)

68
51
57
64
71
80
89
98
92
85
76
55
34
11
34
57
79
86
92
99
97
95
96
95

Low Clouds (% Sky Obscured)

44
46
39
29
20
33
46
59
43
30
21
15
8
1
19
35
52
56
60
65
57
50
42
54

Medium Clouds (% Sky Obscured)

52
48
43
38
28
36
51
65
61
55
49
38
22
6
17
29
41
51
62
74
66
52
42
56

High Clouds (% Sky Obscured)

27
1
5
14
17
8
9
10
10
4
1
1
1
1
1
1
1
3
5
7
12
16
19
16

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 (%)

15
11
12
10
7
8
7
3
7
7
3
6
10
13
20
24
25
33
35
35
31
25
13
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
90
85
84
82
81
80
72
64
59
60
62
63
68
71
75
77
80
83
84
87
88

Pressure (mb)

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

Ozone (du)

380
379
378
380
381
383
387
392
396
394
392
389
390
391
393
394
396
397
396
394
393
393
394
395

Wednesday 6

Waning Gibbous 75%

01:49

09:11

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
18 Bad

Sun - Rise: 05:38, Set: 20:43, Transit: 13:10. Moon - Rise: 01:49, Set: 09:11. Civil Dark: 21:21 - 04:59. Nautical Dark: 22:11 - 04:09. Astro Dark: 23:12 - 03:06

Total Clouds (% Sky Obscured)

92
89
92
96
99
99
100
100
100
99
99
99
99
98
93
88
84
75
73
75

Low Clouds (% Sky Obscured)

65
76
70
60
50
54
59
61
63
63
64
57
51
43
31
17
3
4
6
7

Medium Clouds (% Sky Obscured)

71
86
87
88
89
90
91
91
91
92
92
94
95
96
89
83
76
72
73
75

High Clouds (% Sky Obscured)

12
4
33
61
90
90
90
91
84
82
81
81
78
76
62
49
40
40
45
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
7
8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

11
10
16
17
15
22
25
26
27
28
29
26
22
21
21
20
14
20
19
9

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
5
3
3
4
3
3
3
5
5
6
6
6
7
9
9
9
9
10

Dew Point (°C)

6
5
4
4
4
4
4
5
5
5
5
5
5
5
6
5
5
5
6
6

Relative Humidity (%)

88
87
85
87
86
86
86
87
85
79
75
72
71
69
68
66
64
62
67
71

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

395
395
395
396
396
396
396
396
396
396
396
397
397
398
398
398
399
399
398
397

Forecast for Dartmouth, Devon, United Kingdom (50.35,-3.58)

Generated: 30/04/26 23:28:13. Forecast: 30/04/26 to 06/05/26. Timezone: UTC+1.00