Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 93%

17:16

04:33

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

Sun - Rise: 05:53, Set: 20:29, Transit: 13:11. Moon - Rise: 17:16, Set: 04:33. Civil Dark: 21:06 - 05:17. Nautical Dark: 21:52 - 04:30. Astro Dark: 22:47 - 03:35

Total Clouds (% Sky Obscured)

17
29
51
67
90
66
21
62
82
75
77
94
100
90
52
95
98
84
72
78
7
18
11
16

Low Clouds (% Sky Obscured)

17
19
41
27
47
24
21
62
82
75
77
94
100
79
47
91
97
48
22
26
0
14
0
0

Medium Clouds (% Sky Obscured)

17
29
39
31
40
30
0
0
0
0
0
1
10
9
7
84
44
29
28
36
1
0
4
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
52
85
77
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
12
7
15
9
7
18
7
7
10
2
1
2
2
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)

8
11
11
10
10
12
12
12
15
18
17
17
17
15
16
17
18
18
17
17
16
14
14
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
87
84
93
93
96
96
95
90
87
84
86
86
83
80
80
78
74
76
79
76
71
73

Pressure (mb)

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

Ozone (du)

378
381
387
391
396
402
407
414
419
425
428
430
430
430
427
427
429
434
439
438
438
438
439
427

Tuesday 28

Waxing Gibbous 93%

18:28

04:45

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

Sun - Rise: 05:51, Set: 20:31, Transit: 13:11. Moon - Rise: 18:28, Set: 04:45. Civil Dark: 21:07 - 05:15. Nautical Dark: 21:54 - 04:28. Astro Dark: 22:50 - 03:32

Total Clouds (% Sky Obscured)

39
43
49
22
42
87
23
84
34
37
21
77
65
83
47
30
98
75
87
93
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
4
14
17
24
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

24
27
36
22
42
83
23
81
34
37
21
77
65
83
47
21
63
47
80
91
65
75
79
68

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
50
34
35
21
45
40
0
0
5
55
50
50
75
75
72
84
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
5
8
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
Very Light Rain
None
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
3
2
2
14
35
5
13
47
95
95
41
6
4
0
0
0
3
0
0
3
14
13

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0
0
0
1.3
1.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
18
18
17
17
17
17
17
19
21
23
24
25
25
27
28
28
26
24
24
23
23
24
23

Chance of Frost

Temperature (°C)

10
9
8
8
7
7
6
7
7
8
10
12
14
16
17
18
18
18
17
16
16
15
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
75
78
78
76
81
79
78
79
77
80
82
78
68
67
71
70
70
68
66
62
59
63

Pressure (mb)

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

Ozone (du)

422
419
417
416
413
414
415
415
416
415
405
402
403
409
406
395
389
384
380
376
370
368
367
368

Wednesday 29

Waxing Gibbous 97%

19:41

04:58

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: 05:50, Set: 20:32, Transit: 13:11. Moon - Rise: 19:41, Set: 04:58. Civil Dark: 21:09 - 05:13. Nautical Dark: 21:56 - 04:26. Astro Dark: 22:53 - 03:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
88
94
95
94
100
100
99
98
95

Low Clouds (% Sky Obscured)

0
0
7
6
18
20
8
0
0
4
1
4
4
1
0
0
0
0
2
9
19
38
55
60

Medium Clouds (% Sky Obscured)

59
83
42
61
100
100
68
65
39
2
5
16
19
25
84
66
51
49
51
66
96
99
92
84

High Clouds (% Sky Obscured)

100
100
100
100
100
100
97
100
100
100
100
100
100
100
81
47
72
93
83
86
66
43
19
14

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 (%)

4
2
5
12
18
14
9
6
4
0
0
0
0
0
0
0
0
0
0
2
7
17
27
37

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)

22
22
22
22
21
19
19
19
18
19
20
21
21
21
20
20
19
17
16
12
8
6
4
3

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
12
12
12
12
12
13
13
13
13
13
13
13
13
13
13
12
11
11

Feels Like (°C)

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

Dew Point (°C)

7
7
8
8
8
8
8
8
8
8
9
8
8
8
8
8
8
8
9
9
9
9
9
9

Relative Humidity (%)

66
66
72
74
72
74
75
75
77
79
80
75
74
72
71
71
71
70
72
74
79
84
88
90

Pressure (mb)

1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

368
367
367
367
367
367
366
365
365
366
368
368
368
367
366
364
364
364
364
364
364
365
366
370

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 Bad
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)

98
98
98
81
88
92
84
79
85
91
100
81
94
97
99
100
100
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

58
62
67
76
83
78
67
57
45
32
21
10
10
13
17
17
17
22
28
35
34
37
42
41

Medium Clouds (% Sky Obscured)

91
88
78
64
65
45
29
11
5
3
0
12
27
46
43
40
38
40
34
29
31
29
30
36

High Clouds (% Sky Obscured)

50
66
45
9
2
23
43
40
53
75
75
71
78
73
85
93
100
100
99
99
99
100
100
75

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

Precipitation Probability (%)

42
38
46
49
42
29
16
11
2
1
0
0
1
1
1
3
0
2
4
1
6
8
0
6

Precipitation Amount (mm)

0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
2
2
2
3
4
5
5
6
8
10
12
12
13
14
14
15
15
14
13
11
10
9
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
90
90
88
84
83
84
84
86
84
80
77
72
67
64
62
60
59
65
76
86
91
91

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1018
1018

Ozone (du)

372
371
370
367
364
364
365
366
365
364
363
362
361
360
360
360
360
360
361
361
361
362
364
369

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 OK
18 OK
19 OK
20 Bad
21 Bad
22 OK

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)

95
92
90
89
88
88
87
74
70
65
86
83
73
65
61
57
55
42
29
14
25
39
42
35

Low Clouds (% Sky Obscured)

45
44
52
61
64
59
54
47
48
50
50
39
37
17
11
6
0
0
0
0
21
39
42
35

Medium Clouds (% Sky Obscured)

29
28
26
19
30
12
39
45
41
49
57
71
66
63
61
57
51
33
17
2
3
6
10
16

High Clouds (% Sky Obscured)

50
35
40
45
50
45
40
4
9
1
7
10
10
10
10
9
0
6
12
14
7
3
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 (%)

9
1
8
14
25
12
12
6
13
13
16
18
14
13
30
18
9
14
13
6
8
7
3
6

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
6
6
5
4
4
4
3
2
3
5
8
8
8
9
10
11
12
9
9
14
12
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
91
91
93
93
91
91
87
80
78
76
74
69
71
72
72
77
82
87
90
93
96

Pressure (mb)

1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1012
1012
1013
1013

Ozone (du)

371
372
372
375
381
385
387
390
391
385
382
381
382
384
387
386
386
385
385
386
386
385
384
382

Saturday 2

Waning Gibbous 98%

No Rise

05:56

23 Bad
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 Good
13 OK
14 OK
15 OK
16 OK
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)

34
33
33
34
35
38
38
47
58
64
69
47
24
2
6
10
14
31
48
64
60
55
52
63

Low Clouds (% Sky Obscured)

34
33
33
34
35
38
38
47
58
60
54
37
19
1
1
1
0
1
2
4
3
1
0
3

Medium Clouds (% Sky Obscured)

28
33
33
33
26
22
26
25
27
24
22
21
11
0
3
5
8
16
22
26
21
11
8
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
12
17
15
11
5
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 (%)

7
3
16
19
18
19
21
24
20
14
12
12
14
15
16
14
7
10
10
7
11
9
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
88
90
90
91
88
87
84
81
77
75
73
68
65
66
69
70
72
74
76
82
86
91

Pressure (mb)

1013
1013
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014

Ozone (du)

381
379
377
376
375
374
375
376
376
376
377
377
378
379
380
381
382
382
383
383
384
384
384
384

Sunday 3

Waning Gibbous 95%

23:16

06:28

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

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)

73
83
70
56
43
33
23
14
22
27
32
25
20
12
19
25
28
26
27
34

Low Clouds (% Sky Obscured)

6
10
15
19
21
19
17
13
22
27
32
25
20
12
19
25
28
26
25
12

Medium Clouds (% Sky Obscured)

11
12
13
13
10
9
6
2
2
3
4
4
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
0
0
0
0
0
1
1
2
2
3
2
1
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
8
8
8
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 (%)

1
0
0
0
0
0
0
0
3
1
0
12
16
16
20
23
24
29
28
28

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
90
88
90
90
88
88
81
76
70
67
64
62
67
71
78
79
82

Pressure (mb)

1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

387
389
391
391
391
391
390
390
390
389
389
389
389
389
388
389
389
389
390
391

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

Generated: 27/04/26 23:13:01. Forecast: 27/04/26 to 03/05/26. Timezone: UTC+1.00