Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 26

Waxing Gibbous 82%

16:53

03:45

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

Sun - Rise: 05:54, Set: 21:41, Transit: 13:48. Moon - Rise: 16:53, Set: 03:45. Civil Dark: 22:21 - 05:13. Nautical Dark: 23:16 - 04:18. Astro Dark: 00:39 - 02:53

Total Clouds (% Sky Obscured)

19
15
12
9
0
5
5
6
6
7
14
5
4
5
0
2
0
0
0
0
0
0
0
0

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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
2
5
1
0
5
5
6
6
6
9
5
4
4
0
2
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
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)

3
3
3
3
4
4
3
3
4
6
8
9
9
8
6
4
4
4
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

17
17
18
21
23
25
27
29
30
31
31
31
31
30
29
27
25
23
21
20
18
17
16
16

Feels Like (°C)

19
18
20
23
25
27
27
30
30
30
31
31
30
30
30
29
27
26
24
22
21
20
19
18

Dew Point (°C)

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

Relative Humidity (%)

64
63
57
51
44
38
32
28
26
25
26
27
30
34
40
49
56
58
62
62
65
65
67
69

Pressure (mb)

1028
1028
1028
1028
1028
1027
1027
1027
1026
1025
1025
1025
1024
1024
1024
1024
1024
1025
1025
1024
1024
1024
1024
1024

Ozone (du)

311
313
312
313
314
314
315
317
319
319
320
320
320
319
319
318
318
320
320
321
323
322
320
321

Wednesday 27

Waxing Gibbous 89%

18:04

04:00

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

Sun - Rise: 05:53, Set: 21:42, Transit: 13:48. Moon - Rise: 18:04, Set: 04:00. Civil Dark: 22:22 - 05:12. Nautical Dark: 23:18 - 04:16. Astro Dark: 00:42 - 02:50

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
90
90
1
0
22
5
12
1
73
5
5
5
10

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)

0
0
0
0
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
65
55
1
0
12
3
8
1
63
5
5
5
10

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)

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

Chance of Frost

Temperature (°C)

15
15
17
22
24
26
28
29
30
31
31
31
31
30
29
27
25
24
23
22
21
20
19
18

Feels Like (°C)

17
18
20
24
26
28
29
30
30
30
31
31
31
30
30
29
27
26
25
24
23
22
20
18

Dew Point (°C)

10
10
10
13
13
13
11
10
10
10
10
12
13
14
16
17
18
19
18
18
17
16
15
14

Relative Humidity (%)

70
69
63
56
50
43
35
30
28
27
28
30
33
38
43
53
65
73
75
76
77
77
78
78

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1022

Ozone (du)

320
320
319
320
323
324
326
326
326
327
327
326
326
326
327
327
329
331
331
330
330
330
329
328

Thursday 28

Waxing Gibbous 94%

19:15

04:19

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

Sun - Rise: 05:52, Set: 21:43, Transit: 13:48. Moon - Rise: 19:15, Set: 04:19. Civil Dark: 22:24 - 05:11. Nautical Dark: 23:20 - 04:15. Astro Dark: 00:46 - 02:47

Total Clouds (% Sky Obscured)

9
18
15
4
32
95
89
91
37
91
79
76
57
89
100
69
100
68
67
64
78
89
97
92

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)

2
13
2
0
17
9
19
17
24
19
27
31
20
6
1
5
4
5
4
2
8
9
13
18

High Clouds (% Sky Obscured)

9
5
15
4
32
88
58
53
5
50
36
20
4
73
92
57
88
47
46
51
74
83
88
80

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
1
3
1
14
0
0
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

18
18
19
21
23
25
27
28
29
30
30
31
31
31
30
28
26
25
23
23
22
22
21
21

Feels Like (°C)

18
19
22
23
25
25
27
29
30
31
31
32
31
32
32
30
28
27
26
26
25
23
22
22

Dew Point (°C)

14
14
14
14
14
14
13
13
12
13
13
13
14
16
18
18
18
18
17
18
17
17
17
17

Relative Humidity (%)

79
79
71
64
55
49
43
38
35
34
34
33
36
40
47
54
61
67
68
73
74
76
79
79

Pressure (mb)

1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1022
1022
1022
1023
1022
1022
1022
1021

Ozone (du)

328
328
328
329
331
330
330
330
331
332
331
330
328
327
327
328
329
328
328
329
328
329
331
332

Friday 29

Waxing Gibbous 98%

20:26

04:43

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:52, Set: 21:44, Transit: 13:48. Moon - Rise: 20:26, Set: 04:43. Civil Dark: 22:25 - 05:11. Nautical Dark: 23:21 - 04:14. Astro Dark: 00:50 - 02:43

Total Clouds (% Sky Obscured)

87
81
72
76
77
76
77
73
72
77
91
95
100
95
99
98
97
98
99
100
100
99
100
99

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)

16
14
13
15
14
17
18
19
15
7
0
0
1
1
5
7
11
15
22
27
38
46
56
49

High Clouds (% Sky Obscured)

72
62
61
76
77
76
77
73
72
77
91
95
95
90
79
73
87
98
99
100
100
98
100
98

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
1
1
0
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)

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

Chance of Frost

Temperature (°C)

21
21
22
23
25
27
29
30
31
32
32
32
32
31
30
29
27
26
25
24
23
22
21
21

Feels Like (°C)

22
22
23
26
28
30
31
32
33
33
33
33
32
32
32
31
30
27
25
24
23
23
22
22

Dew Point (°C)

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

Relative Humidity (%)

80
77
70
63
55
50
43
39
36
33
32
33
34
38
45
54
60
62
64
63
64
66
68
71

Pressure (mb)

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

Ozone (du)

333
336
338
340
340
341
340
338
336
335
333
332
332
331
328
328
328
327
326
326
326
326
326
327

Saturday 30

Waxing Gibbous 100%

21:35

05:13

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:51, Set: 21:45, Transit: 13:48. Moon - Rise: 21:35, Set: 05:13. Civil Dark: 22:26 - 05:10. Nautical Dark: 23:23 - 04:12. Astro Dark: 00:54 - 02:39

Total Clouds (% Sky Obscured)

98
97
90
85
79
71
66
57
70
83
99
80
70
59
60
73
85
89
93
96
93
90
87
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
13
19
24
31
37
0
0
0
8
17
23
22
21
22
24

Medium Clouds (% Sky Obscured)

47
44
46
43
44
38
33
28
19
9
0
0
0
0
57
69
78
72
59
52
34
25
17
14

High Clouds (% Sky Obscured)

96
93
69
44
20
19
15
15
43
70
99
67
33
5
8
7
11
7
4
0
12
25
38
59

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

Precipitation Probability (%)

1
1
2
2
0
0
0
0
9
29
37
36
21
6
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
21
21
23
25
26
28
29
31
31
31
30
30
29
28
27
25
24
23
22
21
20
19
19

Feels Like (°C)

21
21
22
24
26
27
28
29
30
30
29
29
28
27
26
27
26
25
24
24
24
21
21
21

Dew Point (°C)

15
15
15
15
15
15
15
14
14
13
12
11
12
12
13
14
15
15
15
15
15
14
14
14

Relative Humidity (%)

72
71
67
62
56
49
43
39
36
34
32
31
32
36
40
46
51
58
60
65
68
69
70
71

Pressure (mb)

1020
1020
1020
1020
1019
1019
1019
1018
1018
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

328
329
329
330
331
332
333
335
336
336
335
336
334
334
332
332
333
333
336
340
343
343
342
342

Sunday 31

Full Moon 99%

22:38

05:54

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

Sun - Rise: 05:50, Set: 21:46, Transit: 13:48. Moon - Rise: 22:38, Set: 05:54. Civil Dark: 22:27 - 05:09. Nautical Dark: 23:24 - 04:11. Astro Dark: 00:58 - 02:35

Total Clouds (% Sky Obscured)

96
100
97
93
90
74
58
46
56
67
77
85
93
100
96
92
88
75
62
49
61
75
88
85

Low Clouds (% Sky Obscured)

25
29
31
34
42
29
16
4
2
1
0
10
21
34
30
25
20
29
38
47
54
64
73
70

Medium Clouds (% Sky Obscured)

13
11
14
17
34
20
11
6
25
42
60
67
74
80
74
70
68
50
34
19
27
35
44
34

High Clouds (% Sky Obscured)

79
100
68
35
3
2
1
0
13
30
55
78
90
100
73
43
12
9
5
0
17
30
45
39

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
1
1
1
1
0
0
0
0
0
2
2
1
6
5
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
67
64
54
46
39
35
31
28
31
35
39
45
52
60
63
66
69
69
67
66
66
66
65

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

340
339
338
335
332
329
328
327
326
326
326
326
328
331
333
333
333
334
333
333
333
335
337
338

Monday 1

Waning Gibbous 97%

23:33

05:54

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
00 Bad
01 Bad

Sun - Rise: 05:50, Set: 21:47, Transit: 13:49. Moon - Rise: 23:33, Set: 05:54. Civil Dark: 22:28 - 05:08. Nautical Dark: 23:26 - 04:10. Astro Dark: 01:02 - 02:32

Total Clouds (% Sky Obscured)

82
79
79
78
82
86
90
90
94
94
91
90
90
94
95
97
100
100
100
100

Low Clouds (% Sky Obscured)

67
65
69
73
81
76
70
65
54
43
32
29
27
25
17
8
0
0
0
0

Medium Clouds (% Sky Obscured)

26
16
22
30
35
33
26
24
19
18
17
22
31
40
42
46
49
61
72
83

High Clouds (% Sky Obscured)

37
31
19
10
3
7
12
17
16
11
8
31
55
76
84
91
99
99
100
100

ISS Passover

Visibility (miles)

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

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
Very Light Rain
None

Precipitation Probability (%)

2
1
2
3
1
2
4
2
5
6
7
16
24
35
38
38
31
49
58
56

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
17
21
21
21
22
22
22
27
25
24
25
26
28
19
20
22
21
21

Dew Point (°C)

11
11
12
11
11
10
8
6
4
4
4
4
7
11
16
16
15
16
16
16

Relative Humidity (%)

67
67
68
59
52
45
37
30
24
24
24
25
35
49
68
70
72
76
80
85

Pressure (mb)

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

Ozone (du)

339
340
340
340
339
339
339
340
341
339
338
336
336
335
334
334
333
333
333
333

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

Generated: 26/05/26 06:51:37. Forecast: 26/05/26 to 01/06/26. Timezone: UTC+2.00