Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 93%

18:58

04:46

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

Sun - Rise: 05:35, Set: 21:11, Transit: 13:23. Moon - Rise: 18:58, Set: 04:46. Civil Dark: 22:00 - 04:46. Nautical Dark: 23:06 - 03:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

90
84
79
73
61
56
53
52
52
54
53
48
49
43
39
28
4
4
4
12
22
26
16
19

Low Clouds (% Sky Obscured)

50
50
50
50
55
50
50
50
52
50
50
48
46
42
34
22
0
0
0
9
19
19
16
18

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)

5
5
3
5
11
17
7
2
3
5
8
8
3
2
3
5
4
4
4
3
2
2
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 (%)

42
60
78
91
98
100
100
100
99
99
97
0
5
4
2
1
0
2
31
13
22
64
60
67

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
84
82
85
84
82
81
82
85
84
77
69
64
60
57
57
58
60
60
60
61
67
72
76

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1028
1028
1029
1029

Ozone (du)

356
355
354
354
356
356
354
353
354
356
356
358
359
359
359
358
359
359
359
359
358
358
358
356

Wednesday 29

Waxing Gibbous 97%

20:23

04:49

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

Sun - Rise: 05:32, Set: 21:13, Transit: 13:23. Moon - Rise: 20:23, Set: 04:49. Civil Dark: 22:00 - 04:43. Nautical Dark: 23:10 - 03:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

21
19
13
0
0
0
0
0
61
55
53
83
47
57
100
57
59
88
100
66
60
89
100
74

Low Clouds (% Sky Obscured)

19
14
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
12
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
30
1
0
35
40
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
61
54
46
80
47
57
100
52
55
88
100
46
50
85
100
74

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 (%)

82
11
4
5
13
21
15
46
69
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2

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

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
8
8
8
9
10
12
13
14
15
15
16
17
17
17
17
17
15
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
81
82
85
84
81
81
81
81
77
71
64
63
62
56
53
48
41
37
46
39
48
59
65

Pressure (mb)

1029
1028
1028
1028
1027
1027
1026
1026
1026
1025
1025
1025
1024
1024
1023
1023
1022
1021
1021
1020
1020
1020
1020
1020

Ozone (du)

357
356
356
358
358
358
359
365
368
364
361
361
362
362
361
361
361
361
362
362
362
361
361
360

Thursday 30

Waxing Gibbous 99%

21:50

04:52

22 OK
23 OK
00 OK
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

Sun - Rise: 05:30, Set: 21:16, Transit: 13:23. Moon - Rise: 21:50, Set: 04:52. Civil Dark: 22:02 - 04:40. Nautical Dark: 23:14 - 03:28. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

39
34
35
57
93
100
100
92
100
100
90
85
86
88
74
95
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
5
20
20
25
20
25
20
25
25
25
20
20
23
15
52
59
51
57
52
76
78
80
82

Medium Clouds (% Sky Obscured)

29
29
35
47
75
83
99
89
94
99
90
51
48
45
36
52
56
38
37
70
65
65
70
65

High Clouds (% Sky Obscured)

29
15
35
27
85
100
75
72
100
87
34
0
20
23
0
6
69
79
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

1
2
2
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
1
3
11
18
8
22
28
38
23
17
7
16
9
14
11
3
8
11
14
5
10
12
16

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
2
2
0
1
2
2
1
1
2
2
2
3
3
2
3
4
4
4
3
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
72
73
73
76
77
78
82
87
91
93
93
92
92
90
90
90
90
90
90
90
92
92
91

Pressure (mb)

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

Ozone (du)

358
358
358
359
358
358
357
357
359
360
362
365
365
367
369
369
369
368
367
367
369
370
371
373

Friday 1

Full Moon 100%

No Rise

04:58

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 05:27, Set: 21:18, Transit: 13:23. Moon - Rise: No Rise, Set: 04:58. Civil Dark: 22:05 - 04:37. Nautical Dark: 23:18 - 03:23. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
91
97
99
92
87
85
80
83
86
87
84
80
73

Low Clouds (% Sky Obscured)

87
91
95
97
98
100
100
100
100
91
84
72
71
68
59
59
64
64
68
75
83
78
72
65

Medium Clouds (% Sky Obscured)

65
66
62
62
62
97
84
62
57
56
56
50
53
56
53
42
27
34
7
3
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
81
43
46
41
39
49
57
57
62
50
38
28
15
10
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
20
29
25
19
28
27
29
32
41
46
41
33
18
8
10
15
14
6
13
9
13
7
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
5
5
6
6
6
6
7
8
9
10
12
14
15
16
17
16
17
19
19
19
19
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
93
93
90
90
87
85
82
79
75
68
64
61
59
63
74
84
85
84
82
81
75

Pressure (mb)

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

Ozone (du)

375
378
382
384
386
386
387
389
391
392
393
392
390
387
387
389
390
389
391
392
394
397
399
400

Saturday 2

Waning Gibbous 98%

23:18

05:08

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

Sun - Rise: 05:25, Set: 21:20, Transit: 13:22. Moon - Rise: 23:18, Set: 05:08. Civil Dark: 22:08 - 04:34. Nautical Dark: 23:22 - 03:19. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

71
67
68
59
48
54
50
51
50
52
54
53
62
63
66
45
22
0
0
0
0
8
17
25

Low Clouds (% Sky Obscured)

61
56
56
59
48
54
50
51
47
52
54
53
62
63
66
45
22
0
0
0
0
8
17
25

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
3
3
3
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
2
6
14
21
17
11
5
13
10
11
8
4
0
0
0
0
6
9
12

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
2
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)

16
14
13
11
10
9
9
7
7
6
7
7
7
7
6
6
5
5
6
7
8
9
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
-2
-3
-2
-1
-1
-1
-1
-1
-2
-2
-1
-1
-2
-2
-2
-1
-0
-1
-1
-1
-1
-1

Relative Humidity (%)

71
71
62
60
64
68
71
72
72
69
62
59
57
55
51
49
49
51
52
52
52
52
58
64

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1016
1016
1015
1015
1015

Ozone (du)

399
397
395
393
391
389
389
387
387
385
383
384
384
385
384
383
382
382
382
381
380
379
378
378

Sunday 3

Waning Gibbous 95%

00:42

05:26

22 OK
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 OK

Sun - Rise: 05:22, Set: 21:22, Transit: 13:22. Moon - Rise: 00:42, Set: 05:26. Civil Dark: 22:10 - 04:31. Nautical Dark: 23:26 - 03:14. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

40
55
70
80
88
98
97
95
93
96
98
100
99
99
98
91
83
76
68
60
53
44
36
28

Low Clouds (% Sky Obscured)

40
55
70
80
88
98
96
93
90
89
87
86
86
86
86
83
79
76
67
58
49
42
35
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
3
21
38
56
58
59
61
41
21
1
1
2
4
2
1
0

High Clouds (% Sky Obscured)

18
24
21
20
24
34
25
16
6
34
63
91
61
30
0
1
1
1
1
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 (%)

2
3
3
9
11
7
13
16
17
20
24
27
35
38
40
39
37
34
31
24
17
19
20
17

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
3
3
1
1
1
1
1
2
2
2
3
2
2
2
3
2
2
2
2
1
-1
-1

Dew Point (°C)

-1
0
1
1
1
1
2
3
3
4
4
5
5
4
4
3
2
2
1
0
-1
-2
-2
-2

Relative Humidity (%)

69
72
73
76
74
71
70
73
77
81
78
77
74
73
70
69
65
64
61
61
59
58
60
62

Pressure (mb)

1015
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1010
1009
1009
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

377
377
377
378
378
378
378
379
380
381
383
385
387
389
390
392
396
400
404
407
411
415
416
417

Monday 4

Waning Gibbous 90%

01:53

06:01

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
18 Bad

Sun - Rise: 05:20, Set: 21:25, Transit: 13:22. Moon - Rise: 01:53, Set: 06:01. Civil Dark: 22:13 - 04:29. Nautical Dark: 23:31 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

34
41
47
46
45
44
48
51
55
66
81
90
86
78
69
74
78
80
78
78
80

Low Clouds (% Sky Obscured)

34
41
47
46
45
44
48
51
55
65
75
85
80
76
69
67
63
63
58
50
43

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
10
27
40
48
56
66
54
42
34
37
44
51

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

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

18
17
11
24
28
24
30
30
28
40
49
57
56
56
57
55
55
57
53
49
45

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
13
13
12
12
12
12
11
11
11
13
14
16
16
17
18
18
18
18
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-3
-4
-3
-4
-4
-4
-2
-1
-0
0
0
-0
2
1
1
1
1

Dew Point (°C)

-3
-2
-2
-2
-2
-2
-3
-3
-3
-3
-2
-1
-1
-1
-1
-1
-1
-1
-0
-1
-1

Relative Humidity (%)

62
64
66
68
67
66
65
64
63
62
63
65
65
64
60
59
60
61
63
63
62

Pressure (mb)

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

Ozone (du)

418
418
418
419
418
418
417
417
417
416
418
420
422
423
423
423
422
422
421
421
421

Forecast for Barvas, Western Isles, United Kingdom (58.35,-6.52)

Generated: 28/04/26 22:40:09. Forecast: 28/04/26 to 04/05/26. Timezone: UTC+1.00