Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waxing Crescent 46%

15:01

22:52

20 Bad
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

Sun - Rise: 06:49, Set: 21:01, Transit: 13:54. Moon - Rise: 15:01, Set: 22:52. Civil Dark: 21:36 - 06:15. Nautical Dark: 22:19 - 05:32. Astro Dark: 23:08 - 04:43

Total Clouds (% Sky Obscured)

100
96
86
81
57
50
51
68
63
61
79
72
72
98
96
93
77
90
96
100
94
100
100
100

Low Clouds (% Sky Obscured)

46
30
34
25
36
34
41
33
40
60
78
42
36
53
58
85
63
90
81
84
65
75
85
37

Medium Clouds (% Sky Obscured)

15
1
0
15
18
10
11
30
29
24
42
50
64
63
59
52
51
52
57
50
50
100
100
59

High Clouds (% Sky Obscured)

100
35
32
2
2
1
0
1
0
0
0
0
0
0
0
0
0
0
14
65
67
66
98
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
5
5
3
3

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

8
0
0
0
1
0
1
1
2
2
2
4
1
4
4
3
6
33
95
95
95
95
95
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
0.7
1
1.8
1.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
23
22
21
21
20
20
20
19
19
18
18
18
18
19
21
22
23
24
23
23
22
21
21

Feels Like (°C)

24
23
23
23
22
22
22
21
20
19
19
18
18
18
18
19
21
23
23
21
21
20
21
21

Dew Point (°C)

16
16
17
17
17
16
16
15
14
14
13
14
13
13
14
13
13
11
11
10
10
13
16
17

Relative Humidity (%)

59
63
72
75
76
75
77
76
73
72
73
74
73
72
71
63
56
47
42
42
45
55
74
77

Pressure (mb)

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

Ozone (du)

298
297
296
297
296
296
295
295
295
296
299
302
303
303
304
304
305
305
305
304
302
300
301
303

Wednesday 19

Waxing Crescent 56%

16:11

23:16

20 Bad
21 Bad
22 Bad
23 Bad
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

Sun - Rise: 06:51, Set: 20:59, Transit: 13:54. Moon - Rise: 16:11, Set: 23:16. Civil Dark: 21:34 - 06:16. Nautical Dark: 22:17 - 05:34. Astro Dark: 23:05 - 04:46

Total Clouds (% Sky Obscured)

81
71
51
61
35
60
60
60
52
52
77
70
67
66
61
75
77
96
100
100
100
75
61
93

Low Clouds (% Sky Obscured)

46
24
16
28
35
40
35
48
52
52
61
45
41
40
34
49
39
23
32
34
50
39
26
26

Medium Clouds (% Sky Obscured)

46
29
0
0
0
23
25
29
35
35
28
0
0
0
0
0
36
57
50
51
43
23
11
14

High Clouds (% Sky Obscured)

30
30
30
29
0
0
60
60
0
2
33
40
40
35
30
30
35
34
100
100
100
39
40
82

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
1
1
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 (%)

4
1
0
0
0
0
0
3
2
7
1
0
0
0
0
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

21
19
18
18
17
17
17
17
16
16
16
16
16
17
18
20
21
23
24
25
25
25
25
24

Feels Like (°C)

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

Dew Point (°C)

17
17
16
15
15
15
14
14
14
13
13
13
12
11
10
9
9
8
8
7
5
8
9
9

Relative Humidity (%)

77
84
85
85
85
86
83
82
83
82
82
82
78
69
58
50
44
38
35
31
28
33
36
37

Pressure (mb)

1006
1007
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1009
1009
1008
1008
1009
1009

Ozone (du)

306
308
312
314
316
319
320
320
320
319
319
320
320
321
322
323
323
323
323
324
324
325
325
325

Thursday 20

First Quarter 56%

17:14

23:47

20 Bad
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

Sun - Rise: 06:52, Set: 20:57, Transit: 13:54. Moon - Rise: 17:14, Set: 23:47. Civil Dark: 21:32 - 06:18. Nautical Dark: 22:14 - 05:36. Astro Dark: 23:02 - 04:48

Total Clouds (% Sky Obscured)

100
100
100
95
99
64
100
100
100
100
100
100
100
97
78
71
83
75
76
41
83
86
50
84

Low Clouds (% Sky Obscured)

2
4
7
16
25
18
12
30
34
18
12
11
21
32
52
29
45
38
48
41
67
62
45
49

Medium Clouds (% Sky Obscured)

15
8
3
47
19
20
20
34
72
73
60
94
100
90
51
32
28
18
14
10
36
71
14
78

High Clouds (% Sky Obscured)

100
100
99
50
47
3
100
100
100
100
100
100
100
80
2
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
14
9
16
22
30
31
29
36

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

Chance of Frost

Temperature (°C)

23
21
20
19
18
18
17
16
16
16
15
15
15
16
17
19
20
21
22
22
23
22
21
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

40
46
49
52
54
57
59
61
62
63
62
65
65
62
59
53
53
51
49
43
33
47
48
37

Pressure (mb)

1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

326
329
330
330
330
328
327
327
327
327
328
330
334
335
336
338
342
346
348
348
347
343
343
344

Friday 21

Waxing Gibbous 66%

18:09

00:28

20 Bad
21 Bad
22 Good
23 Good
00 Good
01 OK
02 OK
03 OK
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

Sun - Rise: 06:54, Set: 20:55, Transit: 13:53. Moon - Rise: 18:09, Set: 00:28. Civil Dark: 21:29 - 06:20. Nautical Dark: 22:12 - 05:37. Astro Dark: 23:00 - 04:50

Total Clouds (% Sky Obscured)

36
28
2
8
15
22
27
39
69
75
79
85
78
71
65
58
54
55
70
84
100
100
100
100

Low Clouds (% Sky Obscured)

26
17
1
8
15
22
27
39
43
55
60
68
59
56
55
46
27
19
26
34
41
35
36
20

Medium Clouds (% Sky Obscured)

11
6
0
0
0
0
0
0
0
3
5
5
4
2
10
31
54
55
70
84
53
54
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
11
40
40
35
30
30
35
30
25
25
25
47
75
100
100
100
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
5

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
Very Light Rain

Precipitation Probability (%)

33
28
5
4
2
1
1
0
0
0
0
0
0
0
0
5
6
6
10
11
15
26
38
42

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
0.2

Wind Speed/Direction (mph)

8
5
3
3
4
4
3
2
3
2
3
3
3
3
4
3
3
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

21
19
18
17
16
16
15
15
14
14
14
14
14
15
17
19
20
21
22
24
24
24
23
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
51
55
56
61
66
68
69
71
71
73
73
70
67
61
56
56
46
39
37
35
33
32
47

Pressure (mb)

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

Ozone (du)

345
345
345
344
343
343
340
337
335
332
332
331
330
329
328
327
326
327
329
330
329
329
327
326

Saturday 22

Waxing Gibbous 75%

18:53

01:19

20 Bad
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

Sun - Rise: 06:55, Set: 20:53, Transit: 13:53. Moon - Rise: 18:53, Set: 01:19. Civil Dark: 21:27 - 06:21. Nautical Dark: 22:10 - 05:39. Astro Dark: 22:57 - 04:52

Total Clouds (% Sky Obscured)

100
100
100
87
72
65
64
60
60
59
64
65
88
85
82
77
74
74
70
66
61
62
61
62

Low Clouds (% Sky Obscured)

28
33
25
28
30
32
30
35
36
37
39
37
83
85
82
77
74
74
70
66
53
40
27
11

Medium Clouds (% Sky Obscured)

100
100
100
86
65
62
60
42
33
45
64
61
55
48
40
35
29
22
15
9
3
6
10
14

High Clouds (% Sky Obscured)

73
47
20
20
1
16
0
0
0
0
0
0
23
15
6
4
2
0
1
1
2
16
31
51

ISS Passover

Visibility (miles)

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

41
31
31
33
37
33
27
25
11
16
22
20
28
29
32
36
37
39
34
29
20
25
27
27

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
67
64
66
72
73
74
78
80
82
80
82
84
85
83
83
79
77
72
66
62
58
60
63

Pressure (mb)

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

Ozone (du)

327
328
331
333
335
334
334
332
334
334
336
339
342
342
342
342
341
341
340
341
342
343
343
343

Sunday 23

Waxing Gibbous 83%

19:26

02:21

20 Bad
21 Bad
22 Bad
23 OK
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

Sun - Rise: 06:56, Set: 20:51, Transit: 13:53. Moon - Rise: 19:26, Set: 02:21. Civil Dark: 21:25 - 06:23. Nautical Dark: 22:07 - 05:41. Astro Dark: 22:54 - 04:55

Total Clouds (% Sky Obscured)

60
54
48
41
34
30
43
57
68
79
90
100
99
99
98
95
92
86
81
81
79
84
87
92

Low Clouds (% Sky Obscured)

9
12
12
13
12
9
6
4
2
19
35
48
45
50
54
48
42
35
37
40
42
52
59
69

Medium Clouds (% Sky Obscured)

12
10
8
8
8
7
18
27
38
59
79
100
98
95
93
83
73
65
55
41
26
26
31
35

High Clouds (% Sky Obscured)

56
54
48
41
30
11
25
40
56
71
85
100
91
84
80
83
77
70
65
56
51
56
57
62

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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

27
23
1
3
4
1
4
5
5
17
20
21
33
35
32
52
67
85
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.6
0.5
0.6
0.9
0.8
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
15
16
15
15
15
14
14
14
13
13
12
13
14
15
15
15
15
23
22
20
20
20

Dew Point (°C)

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

Relative Humidity (%)

66
71
74
79
80
82
82
83
83
83
83
82
82
76
70
66
57
49
43
42
43
42
43
44

Pressure (mb)

1017
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1012
1012

Ozone (du)

343
344
344
345
344
344
344
344
344
345
345
345
346
347
349
350
352
353
354
354
353
353
351
350

Monday 24

Waxing Gibbous 90%

19:52

03:29

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

Sun - Rise: 06:58, Set: 20:49, Transit: 13:53. Moon - Rise: 19:52, Set: 03:29. Civil Dark: 21:23 - 06:24. Nautical Dark: 22:05 - 05:43. Astro Dark: 22:51 - 04:57

Total Clouds (% Sky Obscured)

87
80
71
55
40
25
26
24
27
27
25
23
26
28
31
52
68
87

Low Clouds (% Sky Obscured)

63
56
50
34
18
2
5
5
5
6
5
7
11
19
24
31
40
42

Medium Clouds (% Sky Obscured)

30
22
14
9
7
3
2
0
0
0
0
0
0
0
0
7
13
20

High Clouds (% Sky Obscured)

59
49
42
29
18
3
2
1
0
0
0
0
0
0
0
29
58
84

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

81
53
10
11
8
2
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
17
17
17
17
17
16
15
16
16
16
15
15
16
16
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

45
49
53
59
63
68
74
75
76
79
76
74
72
64
56
48
42
38

Pressure (mb)

1013
1013
1014
1015
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1020
1020
1019
1019

Ozone (du)

348
348
348
348
344
339
334
331
328
325
325
324
323
321
319
317
316
314

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

Generated: 18/08/26 20:43:30. Forecast: 18/08/26 to 24/08/26. Timezone: UTC+2.00