Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

First Quarter 53%

16:05

00:29

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

Sun - Rise: 06:11, Set: 21:45, Transit: 13:57. Moon - Rise: 16:05, Set: 00:29. Civil Dark: 22:24 - 05:32. Nautical Dark: 23:17 - 04:39. Astro Dark: 00:31 - 03:26

Total Clouds (% Sky Obscured)

6
4
15
17
0
0
0
0
0
0
0
0
17
23
35
50
32
30
55
71
33
53
65
69

Low Clouds (% Sky Obscured)

0
4
15
0
0
0
0
0
0
0
0
0
17
23
35
45
32
30
35
25
33
27
0
4

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
5
47
35

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
19
2
4
40
67
8
52
6
43

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)

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

Chance of Frost

Temperature (°C)

25
25
25
24
22
20
19
18
16
16
15
14
14
14
15
17
19
21
23
24
26
27
27
28

Feels Like (°C)

23
24
24
23
20
19
18
17
16
16
15
14
14
14
15
17
18
20
22
22
23
25
24
26

Dew Point (°C)

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

Relative Humidity (%)

20
22
24
28
35
41
49
55
62
66
70
75
78
78
73
67
57
47
40
34
29
25
23
22

Pressure (mb)

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

Ozone (du)

336
335
334
335
336
336
337
336
335
334
335
335
334
333
332
332
332
333
334
335
336
337
337
337

Wednesday 22

Waxing Gibbous 63%

17:16

00:49

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

Sun - Rise: 06:12, Set: 21:43, Transit: 13:57. Moon - Rise: 17:16, Set: 00:49. Civil Dark: 22:23 - 05:33. Nautical Dark: 23:15 - 04:41. Astro Dark: 00:28 - 03:29

Total Clouds (% Sky Obscured)

64
44
43
100
100
100
77
23
58
66
55
50
7
11
54
42
63
85
84
82
80
53
85
63

Low Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
0
0
0
0
6
13
11
21
27
26
14
22
3
28
23

Medium Clouds (% Sky Obscured)

20
8
35
62
97
98
41
23
25
12
2
2
0
0
7
13
0
37
45
33
28
3
42
14

High Clouds (% Sky Obscured)

57
44
43
100
100
55
28
0
51
66
55
50
7
5
41
24
50
61
48
58
55
53
65
63

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)

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

Chance of Frost

Temperature (°C)

27
27
26
24
21
20
19
18
17
16
15
15
14
14
15
17
18
20
22
24
25
26
27
27

Feels Like (°C)

25
24
23
20
18
17
16
16
17
15
13
13
12
14
15
16
17
18
20
21
22
23
23
23

Dew Point (°C)

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

Relative Humidity (%)

22
23
26
31
46
55
60
64
69
72
75
78
79
80
74
67
59
52
44
37
33
29
28
28

Pressure (mb)

1022
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1020
1020

Ozone (du)

337
336
337
338
337
340
342
344
346
345
345
348
348
347
345
343
341
339
338
336
335
333
332
331

Thursday 23

Waxing Gibbous 72%

No Rise

01:15

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

Sun - Rise: 06:14, Set: 21:42, Transit: 13:57. Moon - Rise: No Rise, Set: 01:15. Civil Dark: 22:21 - 05:35. Nautical Dark: 23:14 - 04:43. Astro Dark: 00:25 - 03:33

Total Clouds (% Sky Obscured)

49
24
4
5
37
27
2
4
0
0
3
3
6
36
75
89
62
64
23
12
48
61
44
28

Low Clouds (% Sky Obscured)

21
21
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)

32
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
26
39
26

High Clouds (% Sky Obscured)

13
6
4
5
17
18
2
4
0
0
3
3
6
36
69
87
55
48
19
12
48
45
2
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
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)

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

Chance of Frost

Temperature (°C)

27
26
25
23
21
20
18
17
16
16
15
14
14
14
15
17
19
21
23
25
26
27
28
28

Feels Like (°C)

23
24
23
21
20
18
17
17
16
16
15
14
14
14
14
16
18
21
23
24
25
25
25
28

Dew Point (°C)

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

Relative Humidity (%)

28
28
31
35
41
46
52
56
61
65
69
73
75
75
68
59
48
42
37
33
28
25
23
22

Pressure (mb)

1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1019
1018
1018
1017
1016
1015
1014

Ozone (du)

330
329
328
327
325
324
323
323
322
322
323
323
323
324
322
321
320
319
318
318
318
320
322
322

Friday 24

Waxing Gibbous 80%

18:23

01:49

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

Sun - Rise: 06:15, Set: 21:41, Transit: 13:57. Moon - Rise: 18:23, Set: 01:49. Civil Dark: 22:20 - 05:36. Nautical Dark: 23:12 - 04:45. Astro Dark: 00:22 - 03:36

Total Clouds (% Sky Obscured)

15
1
1
0
0
0
1
2
24
46
63
87
75
64
59
31
50
35
41
72
73
67
70
65

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
8
10
12
12
8

Medium Clouds (% Sky Obscured)

14
0
0
0
0
0
1
1
1
2
2
1
1
0
5
9
13
20
27
31
47
45
52
47

High Clouds (% Sky Obscured)

1
1
0
0
0
0
0
2
13
29
48
87
73
61
47
18
22
6
5
25
15
4
1
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
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)

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

Chance of Frost

Temperature (°C)

28
28
27
26
23
22
21
20
19
18
18
17
17
17
18
20
23
26
27
29
30
30
31
31

Feels Like (°C)

27
28
26
25
23
22
21
21
20
19
19
18
16
16
17
20
23
25
27
29
28
28
29
29

Dew Point (°C)

4
4
4
4
4
6
9
10
10
10
9
9
9
9
9
10
9
9
8
7
7
5
3
2

Relative Humidity (%)

21
21
22
25
29
35
48
54
55
57
58
60
61
61
55
50
42
34
30
25
23
19
16
15

Pressure (mb)

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

Ozone (du)

323
326
324
322
321
321
321
322
322
323
328
329
330
331
331
330
329
330
331
332
332
334
335
337

Saturday 25

Waxing Gibbous 88%

19:23

02:34

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

Sun - Rise: 06:16, Set: 21:40, Transit: 13:57. Moon - Rise: 19:23, Set: 02:34. Civil Dark: 22:18 - 05:38. Nautical Dark: 23:10 - 04:46. Astro Dark: 00:19 - 03:39

Total Clouds (% Sky Obscured)

53
36
28
24
17
25
33
39
36
35
38
39
41
44
56
67
74
82
90
98
97
96
96
90

Low Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
1
2
3
9
14
22
45
59
70
76
82
89
84
79
77
78

Medium Clouds (% Sky Obscured)

40
33
22
13
4
9
12
16
27
33
38
39
41
44
46
53
61
58
55
52
56
59
62
40

High Clouds (% Sky Obscured)

0
0
4
9
10
16
22
26
17
10
3
3
3
4
5
5
5
3
2
1
1
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
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
13
16
44
54
56
48
37
20
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
12
11
10
10
9
7
6
6
7
7
8
8
8
8
9
9
10
10
10
10
10
11
12

Chance of Frost

Temperature (°C)

30
30
29
26
24
22
20
19
18
18
17
17
16
16
17
18
19
20
21
21
21
22
22
24

Feels Like (°C)

28
26
26
23
21
20
19
19
18
18
18
17
17
17
17
17
18
17
18
18
18
20
20
21

Dew Point (°C)

3
4
4
3
4
7
9
10
10
11
12
13
14
14
14
14
14
13
13
13
12
12
13
14

Relative Humidity (%)

17
20
21
22
27
37
48
54
58
64
72
78
83
85
82
76
70
65
62
60
57
55
54
52

Pressure (mb)

1007
1007
1007
1008
1008
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

338
339
338
339
336
338
336
333
331
329
329
328
326
326
325
325
325
326
326
327
328
328
328
328

Sunday 26

Waxing Gibbous 93%

20:14

03:29

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

Sun - Rise: 06:17, Set: 21:38, Transit: 13:57. Moon - Rise: 20:14, Set: 03:29. Civil Dark: 22:17 - 05:39. Nautical Dark: 23:08 - 04:48. Astro Dark: 00:16 - 03:42

Total Clouds (% Sky Obscured)

82
75
63
54
50
52
56
59
53
43
31
34
37
36
34
35
36
35
32
25
28
26
23
22

Low Clouds (% Sky Obscured)

75
75
63
54
50
51
49
47
38
31
23
24
21
22
20
19
16
14
8
5
3
4
2
2

Medium Clouds (% Sky Obscured)

20
0
0
0
0
10
19
29
29
25
27
19
15
11
7
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
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 (%)

15
12
14
16
18
19
17
9
6
3
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)

12
12
12
10
8
7
7
7
8
7
7
7
6
6
6
6
7
8
8
9
9
9
9
9

Chance of Frost

Temperature (°C)

23
22
21
20
19
19
18
18
17
17
16
16
16
16
16
18
21
22
24
25
27
27
28
28

Feels Like (°C)

21
22
22
19
19
19
19
18
19
18
17
18
18
17
17
18
19
20
20
21
21
29
27
26

Dew Point (°C)

14
15
16
16
16
16
16
15
15
14
13
12
12
12
12
12
12
11
10
8
6
5
4
4

Relative Humidity (%)

57
64
72
75
80
85
85
85
85
83
81
78
78
77
75
65
57
49
40
32
26
24
22
21

Pressure (mb)

1010
1011
1011
1012
1012
1013
1013
1014
1014
1015
1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

327
326
326
326
326
326
326
325
325
325
325
325
325
325
325
325
324
324
324
324
324
323
322
321

Monday 27

Waxing Gibbous 97%

20:54

04:34

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

Sun - Rise: 06:19, Set: 21:37, Transit: 13:57. Moon - Rise: 20:54, Set: 04:34. Civil Dark: 22:15 - 05:41. Nautical Dark: 23:06 - 04:50. Astro Dark: 00:13 - 03:45

Total Clouds (% Sky Obscured)

18
19
13
8
2
1
1
0
1
2
3
2
1
0
1
2
4
11
18
27

Low Clouds (% Sky Obscured)

4
6
6
3
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
9
11
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

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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
27
26
24
23
21
20
19
18
17
17
16
17
17
17
20
22
24
26
28

Feels Like (°C)

26
26
27
23
23
23
22
21
21
17
18
18
18
18
17
20
20
21
22
23

Dew Point (°C)

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

Relative Humidity (%)

22
23
24
28
33
38
42
45
50
51
53
55
53
50
49
42
36
31
28
25

Pressure (mb)

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

Ozone (du)

321
321
321
322
322
323
323
323
323
322
322
321
321
321
321
322
322
322
322
322

Forecast for Butry-sur-Oise, Val d'Oise, France (49.09,2.20)

Generated: 21/07/26 18:58:40. Forecast: 21/07/26 to 27/07/26. Timezone: UTC+2.00