Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 24

Waxing Gibbous 90%

18:56

02:20

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

Sun - Rise: 06:46, Set: 20:29, Transit: 13:37. Moon - Rise: 18:56, Set: 02:20. Civil Dark: 21:00 - 06:15. Nautical Dark: 21:39 - 05:36. Astro Dark: 22:21 - 04:54

Total Clouds (% Sky Obscured)

11
50
62
66
66
81
64
25
23
26
31
37
67
87
83
89
60
100
100
100
100
100
96
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
3
3
3
97

Medium Clouds (% Sky Obscured)

7
22
16
15
4
10
22
22
19
6
3
2
10
21
30
45
16
36
21
89
54
100
74
86

High Clouds (% Sky Obscured)

2
52
76
66
66
81
23
12
11
14
23
28
58
82
62
76
60
100
100
100
100
100
95
100

ISS Passover

Visibility (miles)

-
-
-
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
4

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
None
None
None
None
None
None
None
None
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
1
5
14
30
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.5
2.7
1.7
0.9
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
15
16
15
15
15
13
15
17
19
21
23
25
27
27
27
27
26
24
21
19
18
17

Feels Like (°C)

15
13
14
15
14
14
14
14
16
18
20
23
23
25
26
27
27
28
26
25
21
19
18
18

Dew Point (°C)

8
8
9
12
12
12
12
10
11
11
12
12
12
11
13
13
12
13
14
17
15
15
15
17

Relative Humidity (%)

66
68
68
78
79
80
80
84
80
69
62
54
47
42
41
40
39
41
48
61
67
81
83
95

Pressure (mb)

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

Ozone (du)

307
305
306
304
304
304
305
305
304
303
303
303
303
302
302
302
304
301
304
305
305
305
306
305

Tuesday 25

Waxing Gibbous 95%

19:25

03:27

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

Sun - Rise: 06:47, Set: 20:27, Transit: 13:37. Moon - Rise: 19:25, Set: 03:27. Civil Dark: 20:58 - 06:16. Nautical Dark: 21:37 - 05:37. Astro Dark: 22:19 - 04:56

Total Clouds (% Sky Obscured)

100
100
100
100
69
57
24
12
6
39
60
64
67
78
90
94
92
99
100
100
73
70
94
76

Low Clouds (% Sky Obscured)

69
92
86
54
27
10
6
4
4
13
10
14
13
30
66
94
1
95
27
100
73
70
64
2

Medium Clouds (% Sky Obscured)

80
66
52
1
0
0
0
3
2
29
40
41
33
28
42
40
51
51
12
40
55
53
74
49

High Clouds (% Sky Obscured)

100
100
100
100
25
20
2
0
0
0
0
0
43
75
75
66
86
85
99
93
34
35
40
39

ISS Passover

Visibility (miles)

9
6
1
2
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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

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

Precipitation Probability (%)

73
47
16
5
2
1
0
0
0
1
0
2
2
15
34
18
3
1
4
8
24
24
50
40

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0.4
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
16
16
15
15
15
16
19
20
23
26
27
27
26
26
27
24
24
22
21
20
19

Feels Like (°C)

18
17
16
16
16
15
14
16
18
21
23
25
27
28
28
27
26
27
24
24
22
21
21
20

Dew Point (°C)

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

Relative Humidity (%)

93
96
96
96
96
95
95
93
93
88
74
54
45
41
40
43
46
39
55
62
66
69
74
82

Pressure (mb)

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

Ozone (du)

308
309
310
314
316
319
322
320
318
317
315
314
313
310
309
307
306
303
301
300
299
299
300
301

Wednesday 26

Waxing Gibbous 97%

19:48

04:36

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
23 Bad

Sun - Rise: 06:49, Set: 20:25, Transit: 13:37. Moon - Rise: 19:48, Set: 04:36. Civil Dark: 20:56 - 06:17. Nautical Dark: 21:35 - 05:39. Astro Dark: 22:16 - 04:57

Total Clouds (% Sky Obscured)

60
92
100
73
59
72
82
75
70
53
88
76
75
97
100
91
100
97
77
61
69
79
62
69

Low Clouds (% Sky Obscured)

0
1
2
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

30
24
2
33
7
60
78
63
33
29
17
18
3
13
31
17
20
51
13
37
24
24
20
20

High Clouds (% Sky Obscured)

32
81
100
30
29
25
20
14
22
19
77
36
60
93
100
91
100
92
53
34
42
57
49
55

ISS Passover

Visibility (miles)

9
6
6
4
5
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
21
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

39
56
69
72
46
9
5
17
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.4
0.5
0.5
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
0
0
0
1
0
0
0
1
1
1
2
2
3
3
3
2
2
3
1
0
0
1

Chance of Frost

Temperature (°C)

19
18
17
17
16
16
16
16
17
19
21
23
25
26
27
27
28
28
27
26
23
22
21
20

Feels Like (°C)

19
19
18
17
17
17
16
17
18
21
23
25
26
27
27
27
29
28
28
28
25
23
21
23

Dew Point (°C)

16
17
16
16
15
15
15
15
16
17
17
17
15
15
16
14
13
14
17
19
18
17
16
16

Relative Humidity (%)

85
90
93
93
95
95
95
95
93
89
80
65
54
49
51
44
39
42
55
66
72
74
74
77

Pressure (mb)

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

Ozone (du)

300
298
299
299
301
302
302
302
303
303
303
302
303
303
303
302
300
300
298
298
298
298
300
302

Thursday 27

Waxing Gibbous 98%

20:08

05:47

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
23 Bad

Sun - Rise: 06:50, Set: 20:23, Transit: 13:37. Moon - Rise: 20:08, Set: 05:47. Civil Dark: 20:54 - 06:19. Nautical Dark: 21:33 - 05:40. Astro Dark: 22:14 - 04:59

Total Clouds (% Sky Obscured)

92
94
87
82
75
85
92
97
91
79
67
64
62
59
72
85
98
99
99
100
100
100
100
100

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
24
17

Medium Clouds (% Sky Obscured)

19
20
71
23
27
22
20
20
52
61
67
64
51
59
61
28
28
29
57
55
98
96
42
38

High Clouds (% Sky Obscured)

78
81
63
40
25
50
77
97
79
59
38
42
41
41
59
76
95
97
98
100
100
100
99
100

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
2

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

Precipitation Probability (%)

0
0
3
7
9
20
30
40
33
23
9
15
14
5
24
33
33
63
80
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0.4
0.7
1.6
2.5
0.9
1.4

Wind Speed/Direction (mph)

0
0
1
1
2
2
2
2
2
2
2
2
2
2
3
3
4
5
4
3
2
3
6
4

Chance of Frost

Temperature (°C)

20
19
19
19
18
18
18
17
18
20
22
23
25
26
27
27
28
28
27
25
23
21
20
19

Feels Like (°C)

22
19
19
19
19
18
18
18
19
21
23
24
25
26
28
28
28
28
28
27
24
22
20
19

Dew Point (°C)

16
15
15
14
15
15
15
15
16
16
16
16
15
15
15
15
15
15
16
18
18
18
19
18

Relative Humidity (%)

77
76
77
76
80
81
81
85
83
74
67
63
55
49
47
46
44
45
50
63
73
84
93
95

Pressure (mb)

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

Ozone (du)

303
303
301
300
299
301
303
304
303
303
302
301
301
300
299
298
298
297
298
298
298
296
297
300

Friday 28

Full Moon 100%

20:26

06:58

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
23 Bad

Sun - Rise: 06:51, Set: 20:21, Transit: 13:36. Moon - Rise: 20:26, Set: 06:58. Civil Dark: 20:53 - 06:20. Nautical Dark: 21:30 - 05:42. Astro Dark: 22:11 - 05:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
79
70
99
56
50
46
36
32
48
73
98
78
60
65
82

Low Clouds (% Sky Obscured)

100
98
87
63
93
97
98
98
100
56
36
95
12
0
1
2
3
17
30
44
36
27
19
36

Medium Clouds (% Sky Obscured)

69
100
62
99
96
100
100
100
100
61
51
52
23
11
8
5
3
12
22
32
30
35
43
60

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
55
50
50
55
50
50
45
36
32
48
73
98
78
60
65
79

ISS Passover

Visibility (miles)

2
7
4
3
2
2
1
3
3
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Very Light Rain
None
None
None
None
None
None
Light Rain
Very Light Rain
None
None
Very Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
83
73
32
32
38
43
12
31
53
33
56
57
79
75
68
53
79

Precipitation Amount (mm)

1.5
1
0.6
1.5
2.2
2.4
1.1
0.6
0.6
0
0
0
0.2
0
0
0
0
0
0
0.4
0.3
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
17
17
16
16
16
16
15
15
16
19
20
23
24
24
24
24
23
21
19
18
17
16

Feels Like (°C)

18
18
17
17
16
16
15
15
14
15
17
19
18
22
22
22
23
22
23
23
23
16
17
18

Dew Point (°C)

18
17
16
17
16
16
16
15
15
15
15
15
12
10
10
10
10
11
11
11
11
12
13
13

Relative Humidity (%)

98
96
96
98
98
98
98
96
98
96
92
77
61
42
41
41
41
41
46
51
58
66
74
85

Pressure (mb)

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

Ozone (du)

300
301
301
302
304
305
308
311
312
316
315
316
318
320
321
323
325
326
326
326
325
325
325
324

Saturday 29

Waning Gibbous 99%

20:43

08:09

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 OK
17 OK
18 OK
19 OK
20 OK
21 Good
22 Good
23 OK

Sun - Rise: 06:52, Set: 20:19, Transit: 13:36. Moon - Rise: 20:43, Set: 08:09. Civil Dark: 20:51 - 06:21. Nautical Dark: 21:28 - 05:43. Astro Dark: 22:09 - 05:03

Total Clouds (% Sky Obscured)

90
95
85
74
63
61
60
52
59
66
72
58
45
32
34
37
40
34
24
12
12
10
13
40

Low Clouds (% Sky Obscured)

54
72
66
59
52
41
28
19
21
24
26
22
18
16
27
37
40
34
24
12
12
10
13
24

Medium Clouds (% Sky Obscured)

69
90
62
32
2
13
23
31
18
9
2
2
1
1
1
1
2
2
2
2
2
1
1
1

High Clouds (% Sky Obscured)

68
48
30
14
0
3
7
13
22
29
35
25
14
0
1
1
2
1
0
0
0
0
0
33

ISS Passover

Visibility (miles)

9
9
9
8
6
5
6
7
8
8
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

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

Precipitation Probability (%)

78
95
82
62
75
60
54
37
42
44
44
44
38
36
35
22
10
13
10
8
10
7
2
2

Precipitation Amount (mm)

0.2
0.5
0.4
0
0.4
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
2
2
2
2
2
2
2
2
3
4
5
5
6
6
6
5
5
3
2
0
0
0
1

Chance of Frost

Temperature (°C)

16
16
16
15
15
14
14
14
14
16
17
18
19
20
21
21
20
20
19
18
17
17
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
86
86
89
90
93
93
93
93
85
77
70
62
55
49
52
56
59
63
67
73
73
74
74

Pressure (mb)

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

Ozone (du)

323
322
321
321
320
320
319
319
319
319
320
321
320
320
320
319
318
318
313
307
302
300
298
296

Sunday 30

Waning Gibbous 96%

21:00

09:21

Sun - Rise: 06:54, Set: 20:18, Transit: 13:36. Moon - Rise: 21:00, Set: 09:21. Civil Dark: 20:49 - 06:23. Nautical Dark: 21:26 - 05:45. Astro Dark: 22:07 - 05:05

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Aïre, Geneva, Switzerland (46.20,6.10)

Generated: 24/08/26 03:36:52. Forecast: 24/08/26 to 30/08/26. Timezone: UTC+2.00