Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waxing Gibbous 85%

18:15

02:26

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

Sun - Rise: 05:49, Set: 21:58, Transit: 13:54. Moon - Rise: 18:15, Set: 02:26. Civil Dark: 22:40 - 05:07. Nautical Dark: 23:40 - 04:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
50
44
63
71
58
31
58
100
47
57
52
31
54
53
12
26
92
62
82
96
89
82
68

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
0
0

Medium Clouds (% Sky Obscured)

6
15
24
29
30
26
4
0
0
0
0
0
0
0
0
0
0
8
14
27
45
33
26
8

High Clouds (% Sky Obscured)

15
7
44
42
59
36
24
53
100
47
57
52
31
54
53
9
26
91
56
67
78
80
52
48

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
0
0
0
0
0
0
0
3
1
1
0
0
3
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)

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

Chance of Frost

Temperature (°C)

32
31
30
29
28
28
27
27
28
30
32
34
36
38
39
39
39
39
39
39
38
36
34
33

Feels Like (°C)

34
33
32
30
29
28
28
29
29
29
31
33
35
36
36
36
37
37
36
35
36
34
33
33

Dew Point (°C)

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

Relative Humidity (%)

38
40
41
43
44
46
46
44
39
35
31
27
24
21
18
17
16
16
16
15
16
30
33
36

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1012
1012
1011
1011
1011
1011
1012
1012

Ozone (du)

316
317
317
316
315
315
316
316
316
314
314
314
315
315
313
312
312
311
311
311
312
313
313
314

Friday 26

Waxing Gibbous 91%

19:24

02:48

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

Sun - Rise: 05:50, Set: 21:58, Transit: 13:54. Moon - Rise: 19:24, Set: 02:48. Civil Dark: 22:40 - 05:08. Nautical Dark: 23:40 - 04:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

78
89
78
96
60
45
40
53
43
31
37
39
17
4
50
0
50
6
37
59
84
94
35
43

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

3
7
10
22
34
43
30
41
39
31
37
23
17
0
0
0
0
1
37
40
48
43
1
1

High Clouds (% Sky Obscured)

78
87
69
93
43
22
21
33
26
7
4
24
3
2
50
0
50
3
3
23
43
40
23
29

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
1
2
0
0
3
3
2
10
3
11
4
0
0
0
6
7
1
2
0
20
0
0
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)

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

Chance of Frost

Temperature (°C)

31
30
29
29
28
27
26
26
27
29
30
32
34
35
37
37
38
38
38
38
37
34
31
30

Feels Like (°C)

33
31
30
30
29
28
27
27
29
30
32
34
35
37
38
38
38
38
38
38
37
32
31
32

Dew Point (°C)

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

Relative Humidity (%)

40
40
40
41
40
42
48
49
44
39
34
30
26
23
20
19
18
17
17
17
19
31
38
41

Pressure (mb)

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

Ozone (du)

313
313
313
313
313
315
317
316
315
315
314
314
315
315
315
312
309
308
308
308
307
306
305
305

Saturday 27

Waxing Gibbous 94%

20:29

03:17

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

Sun - Rise: 05:50, Set: 21:58, Transit: 13:54. Moon - Rise: 20:29, Set: 03:17. Civil Dark: 22:40 - 05:08. Nautical Dark: 23:40 - 04:08. Astro Dark: N/A - 02:00

Total Clouds (% Sky Obscured)

14
6
41
59
59
60
54
35
26
27
33
7
7
43
43
65
88
76
75
40
43
41
44
50

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
2
0
0
1
2
0
0

Medium Clouds (% Sky Obscured)

9
4
29
21
23
23
25
5
8
27
27
3
2
24
1
25
44
69
3
19
22
24
26
8

High Clouds (% Sky Obscured)

4
1
7
25
29
33
34
29
22
5
17
4
5
30
38
49
70
57
75
40
43
41
44
50

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
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

2
3
0
0
0
3
9
0
1
0
0
0
0
0
0
1
11
56
21
23
37
29
2
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
28
27
26
25
25
25
25
26
27
29
31
34
35
37
38
38
38
33
33
32
31
30
29

Feels Like (°C)

30
29
29
29
29
28
27
28
28
29
31
32
37
37
38
38
36
37
30
31
32
32
31
28

Dew Point (°C)

15
16
16
16
16
16
16
15
13
12
11
10
10
9
8
8
10
12
23
18
17
17
19
17

Relative Humidity (%)

43
47
52
54
56
58
58
54
46
39
32
27
22
20
17
16
19
20
54
40
40
41
52
49

Pressure (mb)

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

Ozone (du)

305
304
304
303
302
302
303
304
303
302
301
301
302
302
301
299
299
298
301
301
299
298
301
300

Sunday 28

Waxing Gibbous 96%

21:26

03:54

00 OK
01 OK
02 OK
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: 05:51, Set: 21:58, Transit: 13:54. Moon - Rise: 21:26, Set: 03:54. Civil Dark: 22:40 - 05:09. Nautical Dark: 23:39 - 04:09. Astro Dark: 01:48 - 02:07

Total Clouds (% Sky Obscured)

22
27
41
88
100
100
100
100
100
100
100
100
100
76
91
92
100
89
100
67
65
68
87
86

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
5
6
10
15
15
18
47
60
80
67
77
41
40
42
39
34

Medium Clouds (% Sky Obscured)

4
7
11
36
53
58
86
100
87
73
59
63
68
39
43
50
52
54
57
60
50
40
27
28

High Clouds (% Sky Obscured)

17
21
24
88
100
100
100
100
100
100
100
100
100
60
70
75
75
75
75
67
65
58
54
51

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
8
9
9
9
9
9
9
9
9
6
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
Light Rain
None
None
None
None
None
Light Rain
Light Rain
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
3
39
69
60
55
42
27
54
74
64
44
26
25
57
65
59
62
59
45
37

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0
0
0
0
0
0.5
0.4
0
0
0
0.3
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
27
26
26
25
24
23
23
23
23
24
25
26
26
27
28
28
27
27
26
25
25
24
23

Feels Like (°C)

28
29
30
28
26
26
23
23
22
22
24
25
25
26
28
27
27
27
27
25
26
25
24
22

Dew Point (°C)

19
18
17
19
19
19
19
19
17
15
15
15
14
13
11
11
11
13
11
12
12
12
12
12

Relative Humidity (%)

58
59
58
66
72
72
75
79
69
60
56
54
48
43
36
36
35
41
36
42
42
44
48
52

Pressure (mb)

1015
1015
1015
1015
1015
1016
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1022
1022

Ozone (du)

299
299
298
297
297
299
302
304
305
309
312
315
324
340
324
319
318
319
319
320
320
321
320
321

Monday 29

Waxing Gibbous 99%

22:13

04:42

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

Sun - Rise: 05:51, Set: 21:58, Transit: 13:54. Moon - Rise: 22:13, Set: 04:42. Civil Dark: 22:40 - 05:09. Nautical Dark: 23:39 - 04:10. Astro Dark: 01:41 - 02:13

Total Clouds (% Sky Obscured)

58
54
45
35
32
34
44
68
75
66
55
54
58
65
62
58
55
48
40
35
33
28
23
29

Low Clouds (% Sky Obscured)

29
22
25
29
32
34
40
54
42
31
25
35
45
54
41
35
32
26
14
3
5
6
7
5

Medium Clouds (% Sky Obscured)

32
33
23
11
2
2
1
0
0
0
2
2
39
45
42
43
36
23
14
5
4
3
1
1

High Clouds (% Sky Obscured)

29
21
19
16
13
11
7
2
4
4
6
20
12
0
7
11
20
19
17
15
14
10
7
8

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 (%)

29
14
5
2
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)

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

Chance of Frost

Temperature (°C)

22
21
20
19
18
18
17
17
18
18
19
20
21
22
23
24
25
25
26
26
26
25
23
22

Feels Like (°C)

21
21
20
19
18
18
17
17
16
17
18
19
19
20
21
21
22
22
22
22
22
26
25
24

Dew Point (°C)

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

Relative Humidity (%)

56
56
53
54
56
57
60
59
55
53
52
49
49
47
44
42
39
38
35
32
29
30
32
34

Pressure (mb)

1023
1024
1024
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025
1026
1026

Ozone (du)

322
326
330
335
335
333
330
328
326
324
323
324
325
327
329
332
335
337
339
340
341
340
340
339

Tuesday 30

Full Moon 100%

22:50

05:41

00 OK
01 Bad
02 OK
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 OK
16 OK
17 OK
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:52, Set: 21:57, Transit: 13:55. Moon - Rise: 22:50, Set: 05:41. Civil Dark: 22:39 - 05:10. Nautical Dark: 23:38 - 04:11. Astro Dark: 01:36 - 02:17

Total Clouds (% Sky Obscured)

34
50
48
56
55
64
55
50
63
72
87
74
58
44
47
39
35
39
39
40
53
67
81
76

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
6
12
15
17
17
17
14
10
7
6
4
2
1
1
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

8
10
5
4
4
3
0
3
32
59
84
64
44
25
24
23
11
24
30
35
51
67
81
76

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
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)

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

Chance of Frost

Temperature (°C)

21
20
19
18
18
17
17
17
18
20
21
23
25
26
27
28
29
30
29
29
29
27
25
23

Feels Like (°C)

23
23
22
16
15
15
15
15
15
17
17
18
19
20
20
27
26
26
26
26
27
25
24
24

Dew Point (°C)

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

Relative Humidity (%)

35
36
37
42
47
52
52
52
52
47
41
36
30
26
22
18
16
13
14
14
14
19
26
35

Pressure (mb)

1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1022
1022
1022
1021
1021
1022
1023
1024

Ozone (du)

337
336
334
337
340
342
339
335
332
330
328
325
325
324
324
324
324
324
323
321
320
319
317
315

Wednesday 1

Waning Gibbous 99%

23:19

06:47

Sun - Rise: 05:52, Set: 21:57, Transit: 13:55. Moon - Rise: 23:19, Set: 06:47. Civil Dark: 22:39 - 05:11. Nautical Dark: 23:38 - 04:12. Astro Dark: 01:32 - 02:21

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 Orsay, Essonne, France (48.70,2.18)

Generated: 25/06/26 00:51:53. Forecast: 25/06/26 to 01/07/26. Timezone: UTC+2.00