Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Gibbous 69%

03:49

08:14

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:53, Set: 20:36, Transit: 13:15. Moon - Rise: 03:49, Set: 08:14. Civil Dark: 21:17 - 05:10. Nautical Dark: 22:14 - 04:12. Astro Dark: 23:29 - 02:55

Total Clouds (% Sky Obscured)

87
90
92
100
96
98
100
100
100
100
100
98
97
100
100
94
100
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

84
84
91
88
91
90
90
88
84
82
82
81
84
77
84
88
87
82
100
83
77
54
53
48

Medium Clouds (% Sky Obscured)

87
90
92
98
96
98
100
100
100
100
100
98
97
97
96
94
92
97
100
100
100
100
98
99

High Clouds (% Sky Obscured)

87
90
80
100
82
94
100
100
100
100
100
80
61
96
100
58
100
100
100
100
100
100
95
100

ISS Passover

Visibility (miles)

9
9
9
9
8
7
8
7
6
7
8
9
9
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
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
79
75
80
76
76
80
78
73
65
58
45
23
18
12
12
22
16
15
26
26
18

Precipitation Amount (mm)

1.1
1
1.4
0.5
0.5
0.6
0.5
0.5
0.5
0.4
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
5
5
5
5
5
4
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

85
87
88
90
90
91
93
93
91
91
91
88
88
85
81
75
70
69
72
72
73
74
78
77

Pressure (mb)

1016
1016
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1014
1014

Ozone (du)

372
373
374
374
376
376
377
377
375
373
373
371
370
369
369
370
369
367
365
364
362
361
363
365

Saturday 19

Waning Gibbous 59%

04:20

09:35

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 OK
18 OK
19 OK
20 OK

Sun - Rise: 05:51, Set: 20:38, Transit: 13:15. Moon - Rise: 04:20, Set: 09:35. Civil Dark: 21:20 - 05:07. Nautical Dark: 22:17 - 04:09. Astro Dark: 23:35 - 02:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
94
90
89
81
69
89
75
85
79
77
66
57
69
72
37
35
31
38

Low Clouds (% Sky Obscured)

33
27
37
32
45
31
29
3
7
6
2
32
75
85
77
77
66
55
69
72
37
35
31
38

Medium Clouds (% Sky Obscured)

99
93
92
90
99
98
91
90
89
73
49
48
65
79
70
67
35
28
24
22
17
28
24
28

High Clouds (% Sky Obscured)

100
88
99
100
100
83
67
23
4
7
1
0
0
0
0
0
4
3
3
2
10
18
3
34

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 (%)

6
2
3
6
8
12
4
2
1
2
4
11
18
35
31
31
27
25
11
4
5
4
3
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
8
7
6
5
6
5
5
5
4
3
2
3
3
3
5
7
7
7
6
6
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
4
4
4
3
4
3
4
3
4
6
6
7
6
7
7
8
7
8
8
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

81
82
85
87
83
83
86
85
86
86
85
78
70
61
54
52
53
56
58
59
64
63
68
77

Pressure (mb)

1014
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009
1008
1008
1008
1007
1007
1007
1006
1006
1006

Ozone (du)

366
367
371
375
378
382
383
383
381
381
382
382
386
387
385
383
382
382
381
381
380
379
378
378

Sunday 20

Waning Gibbous 48%

04:37

11:08

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:48, Set: 20:41, Transit: 13:14. Moon - Rise: 04:37, Set: 11:08. Civil Dark: 21:22 - 05:04. Nautical Dark: 22:20 - 04:05. Astro Dark: 23:40 - 02:42

Total Clouds (% Sky Obscured)

53
53
80
90
89
90
88
94
99
99
99
100
92
83
87
85
89
96
95
93
95
95
94
94

Low Clouds (% Sky Obscured)

45
43
58
62
66
47
47
51
10
12
17
14
8
6
22
21
40
47
55
60
67
76
69
60

Medium Clouds (% Sky Obscured)

32
35
65
85
83
66
61
56
59
80
89
89
87
83
70
33
59
78
95
93
93
95
94
94

High Clouds (% Sky Obscured)

43
43
38
38
34
34
18
62
91
96
59
59
33
31
38
48
59
55
50
50
34
3
3
2

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 (%)

2
0
0
2
2
2
1
0
0
0
0
0
2
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
1
0
0
0
0
0
0
0
0
2
6
11
15
25
27
31
27
34

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
79
79
76
79
79
78
78
75
72
64
57
51
48
46
47
49
50
53
54
56
64
71

Pressure (mb)

1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1007
1007
1006
1006
1007
1007
1006
1006
1006
1006
1007
1007
1008
1008

Ozone (du)

378
379
379
379
381
381
382
383
385
385
384
383
381
381
380
380
380
380
380
381
382
382
383
383

Monday 21

Third Quarter 37%

04:46

12:45

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:46, Set: 20:43, Transit: 13:14. Moon - Rise: 04:46, Set: 12:45. Civil Dark: 21:25 - 05:01. Nautical Dark: 22:24 - 04:02. Astro Dark: 23:46 - 02:36

Total Clouds (% Sky Obscured)

95
82
72
65
77
90
100
100
100
100
90
80
70
67
65
65
46
72
100
91
72
72
82
67

Low Clouds (% Sky Obscured)

56
47
36
30
30
30
35
34
33
41
33
24
20
20
20
19
14
26
38
29
14
3
18
21

Medium Clouds (% Sky Obscured)

92
77
65
55
68
87
100
58
76
36
24
10
0
1
3
6
19
36
55
61
56
50
49
52

High Clouds (% Sky Obscured)

0
0
0
0
1
1
1
1
0
0
0
0
0
2
4
2
18
39
86
63
56
67
58
49

ISS Passover

Visibility (miles)

9
9
8
6
8
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
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 (%)

36
40
41
39
32
26
27
27
29
22
14
14
6
9
4
5
11
17
17
17
13
13
15
14

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
84
87
88
90
88
88
89
89
90
88
84
80
77
73
68
61
63
65
64
69
79
88

Pressure (mb)

1009
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013

Ozone (du)

384
385
385
385
386
386
386
388
394
396
399
401
402
402
402
402
402
400
398
396
394
394
392
391

Tuesday 22

Waning Crescent 26%

04:52

14:22

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:43, Set: 20:45, Transit: 13:14. Moon - Rise: 04:52, Set: 14:22. Civil Dark: 21:27 - 04:58. Nautical Dark: 22:27 - 03:58. Astro Dark: 23:53 - 02:28

Total Clouds (% Sky Obscured)

46
50
45
48
67
66
82
89
90
93
95
99
100
100
80
86
89
92
96
94
88
85
81
77

Low Clouds (% Sky Obscured)

18
13
8
3
14
27
43
50
55
60
75
88
100
100
80
86
89
92
96
84
71
54
62
68

Medium Clouds (% Sky Obscured)

46
42
34
24
31
9
3
6
10
15
10
4
0
4
3
3
2
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

46
50
40
28
30
35
38
39
30
32
23
12
8
6
25
3
1
1
0
0
0
0
4
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
3
3
4
9
9
3
9
9
9
9
6
7
8
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 (%)

12
15
15
9
18
16
2
4
3
0
3
8
10
20
22
24
24
24
23
22
18
18
19
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
96
94
96
98
94
94
93
91
88
85
80
72
71
73
77
80
81
83
84
84

Pressure (mb)

1014
1015
1015
1016
1016
1016
1017
1017
1018
1018
1019
1020
1020
1021
1021
1021
1021
1022
1022
1023
1023
1023
1024
1024

Ozone (du)

388
386
385
383
380
376
374
371
366
362
360
359
361
359
357
355
355
358
362
365
363
361
359
360

Wednesday 23

Waning Crescent 17%

04:57

15:59

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:40, Set: 20:47, Transit: 13:14. Moon - Rise: 04:57, Set: 15:59. Civil Dark: 21:30 - 04:56. Nautical Dark: 22:30 - 03:54. Astro Dark: 00:00 - 02:20

Total Clouds (% Sky Obscured)

73
67
61
58
65
69
69
69
66
63
60
53
50
64
78
91
89
85
82
72
62
53
55
57

Low Clouds (% Sky Obscured)

67
60
61
58
62
62
60
55
43
33
20
20
20
45
64
86
77
67
64
55
45
36
39
44

Medium Clouds (% Sky Obscured)

0
0
0
0
2
2
2
1
1
0
1
1
1
1
1
1
3
6
8
6
3
1
1
1

High Clouds (% Sky Obscured)

10
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
0
5
10
15
15
10
15
15

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 (%)

14
16
16
17
15
14
13
14
14
14
13
11
8
8
6
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
85
85
85
83
85
85
83
80
79
74
70
65
62
60
57
57
57
57
59
63
67
68

Pressure (mb)

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

Ozone (du)

362
364
365
365
366
367
368
368
368
367
367
367
368
368
369
369
370
370
369
369
369
368
368
369

Thursday 24

Waning Crescent 9%

05:00

17:37

21 Bad
22 Bad
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
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

Sun - Rise: 05:38, Set: 20:49, Transit: 13:14. Moon - Rise: 05:00, Set: 17:37. Civil Dark: 21:32 - 04:53. Nautical Dark: 22:33 - 03:50. Astro Dark: 00:07 - 02:11

Total Clouds (% Sky Obscured)

61
49
29
15
24
30
39
40
43
43
34
29
30
57
76
89
79
68
62
59
57
54

Low Clouds (% Sky Obscured)

49
38
25
14
21
28
36
38
40
43
34
29
19
27
37
50
46
44
41
50
57
54

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
18
27
37
43
44
55
59
57
54

High Clouds (% Sky Obscured)

15
5
5
5
4
0
0
0
0
0
0
5
10
14
4
4
35
62
62
59
33
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

Fog (%)

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

Precipitation Probability (%)

0
4
5
5
4
2
0
0
0
0
0
0
0
0
0
0
1
2
2
9
12
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
7
7
7
6
6
5
5
5
5
5
7
9
11
12
13
14
15
16
16
15
14

Feels Like (°C)

4
4
4
4
4
4
3
3
2
1
1
4
6
7
8
8
9
13
13
12
12
12

Dew Point (°C)

3
2
2
3
2
2
2
2
1
1
1
2
3
5
5
5
6
7
7
7
7
6

Relative Humidity (%)

69
71
72
74
74
76
78
80
79
76
75
71
68
66
63
59
56
56
56
56
58
59

Pressure (mb)

1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021

Ozone (du)

369
370
370
370
370
371
371
371
372
373
373
373
372
371
372
372
373
372
372
371
371
370

Forecast for Dalroy, Highland, United Kingdom (57.48,-4.07)

Generated: 18/04/25 21:22:02. Forecast: 18/04/25 to 24/04/25. Timezone: UTC+1.00