Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 30

Waxing Gibbous 77%

14:31

03:39

20 Good
21 Good
22 Good
23 Good
00 Good
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: 08:25, Set: 16:55, Transit: 12:40. Moon - Rise: 14:31, Set: 03:39. Civil Dark: 17:32 - 07:48. Nautical Dark: 18:12 - 07:08. Astro Dark: 18:50 - 06:30

Total Clouds (% Sky Obscured)

14
9
10
2
8
50
92
92
90
100
100
100
100
100
98
97
98
99
99
100
100
100
60
46

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
26
56
50
77
73
74
65
63
78
67
75
75
73
77
57
34
28
23

Medium Clouds (% Sky Obscured)

0
0
0
0
0
24
66
57
52
81
100
100
97
97
73
67
90
95
99
100
73
62
52
46

High Clouds (% Sky Obscured)

11
9
3
2
7
38
16
71
66
100
100
100
100
96
71
53
53
50
60
100
100
100
48
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
0
0
0
0
0
0
0
0
0
0
0
0
1
6
17
29
22
31
24
1
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
5
5
5
5
6
6
7
7
7
8
10
10
11
10
11
12
12
12
12
13
13
13

Chance of Frost

Temperature (°C)

3
3
3
3
2
2
2
2
2
3
3
3
4
4
5
5
6
6
6
6
6
6
6
5

Feels Like (°C)

3
2
0
2
1
0
-1
-0
-1
-1
-1
-0
-1
-1
0
1
1
1
2
2
2
1
1
-0

Dew Point (°C)

-2
-2
-2
-1
-2
-2
-2
-2
-1
-1
0
0
0
0
1
1
1
-0
-0
0
-0
-1
-1
-2

Relative Humidity (%)

72
73
74
76
77
77
77
77
77
79
80
80
79
79
75
71
68
65
63
64
63
61
61
60

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1017
1017
1017
1017
1016
1015
1014
1013
1012
1012
1011
1011

Ozone (du)

318
314
311
307
302
297
293
290
287
284
282
281
279
279
278
278
277
273
269
266
266
267
268
266

Monday 1

Waxing Gibbous 86%

14:52

05:05

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: 08:26, Set: 16:55, Transit: 12:40. Moon - Rise: 14:52, Set: 05:05. Civil Dark: 17:31 - 07:49. Nautical Dark: 18:11 - 07:09. Astro Dark: 18:50 - 06:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

34
52
54
74
88
84
88
81
66
70
74
60
73
83
89
85
97
91
99
81
49
53
69
77

Medium Clouds (% Sky Obscured)

61
73
73
100
100
100
100
100
100
47
60
52
61
76
91
99
100
100
100
100
84
99
100
90

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
42
100
100
100
100
100
100
100
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
2
16
43
57
84
81
66
35
13
1
2
3
12
13
13
5
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.5
0.5
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-3
-3
-3
-4
-1
2
3
3
3
3
3
2
3
3
4
4
4
5
5
5
5
5

Relative Humidity (%)

59
58
57
56
52
49
62
74
79
79
81
78
76
75
74
75
75
75
75
77
78
81
84
88

Pressure (mb)

1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1009
1009
1009
1010
1010
1010

Ozone (du)

266
266
267
269
268
267
267
269
269
268
268
271
274
276
279
279
279
280
283
287
290
290
291
292

Tuesday 2

Waxing Gibbous 93%

15:19

06:36

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 OK
16 OK
17 OK
18 OK
19 OK

Sun - Rise: 08:27, Set: 16:55, Transit: 12:41. Moon - Rise: 15:19, Set: 06:36. Civil Dark: 17:31 - 07:50. Nautical Dark: 18:11 - 07:10. Astro Dark: 18:50 - 06:32

Total Clouds (% Sky Obscured)

100
100
99
100
84
96
98
100
97
100
100
95
82
80
90
92
95
75
48
30
29
27
26
29

Low Clouds (% Sky Obscured)

74
80
99
100
71
88
93
91
94
100
100
90
82
80
85
78
95
75
48
29
29
27
26
29

Medium Clouds (% Sky Obscured)

93
57
43
45
61
75
83
73
70
82
85
71
70
80
71
92
15
34
9
7
6
5
0
1

High Clouds (% Sky Obscured)

86
74
90
90
51
55
55
100
25
20
20
6
5
15
3
8
1
1
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
2
3
5
9
7
4
0
0
0
0
0
0
4
7
9
6
1
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
6
5
5
4
4
4
4
3
3
3
3
3
3
4
4
4
4
5
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
4
5
4
5
4
5
5
4
4
5
5
5
5
6
6
9
8
9
8
8
6
5

Dew Point (°C)

6
5
5
5
4
5
4
5
5
5
5
5
5
5
5
5
4
4
3
3
3
3
2
2

Relative Humidity (%)

91
90
88
88
87
87
87
87
88
87
88
88
90
88
87
82
75
70
67
63
65
70
72
74

Pressure (mb)

1010
1010
1011
1011
1011
1010
1010
1011
1010
1010
1010
1011
1011
1012
1012
1013
1012
1012
1012
1012
1012
1012
1012
1013

Ozone (du)

291
290
293
295
296
298
299
299
302
304
307
309
311
312
313
313
315
314
313
312
316
313
316
319

Wednesday 3

Waxing Gibbous 98%

15:57

08:08

20 OK
21 OK
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: 08:28, Set: 16:54, Transit: 12:41. Moon - Rise: 15:57, Set: 08:08. Civil Dark: 17:31 - 07:52. Nautical Dark: 18:11 - 07:11. Astro Dark: 18:49 - 06:33

Total Clouds (% Sky Obscured)

34
47
51
72
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

34
41
50
59
68
75
81
88
87
86
86
80
75
69
72
76
75
78
81
85
86
86
87
85

Medium Clouds (% Sky Obscured)

3
5
4
3
0
25
50
75
75
74
74
69
82
98
98
97
97
98
99
100
99
99
98
96

High Clouds (% Sky Obscured)

0
5
32
65
94
100
100
100
74
48
26
54
76
95
95
95
95
96
98
100
92
84
74
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
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
2
2
3
4
4
3
2
0
1
3
4
31
46
58
56
51
45
58
70
82
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0.3
0.4
0.6
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6
7
7
7
7
7
7
7
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
76
79
80
83
86
88
88
88
89
90
90
88
83
78
72
69
65
65
66
71
74
76
79

Pressure (mb)

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

Ozone (du)

315
316
316
317
316
317
318
321
320
317
315
313
309
310
312
312
311
312
312
310
310
313
313
315

Thursday 4

Waxing Gibbous 100%

16:52

09:33

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: 08:29, Set: 16:54, Transit: 12:42. Moon - Rise: 16:52, Set: 09:33. Civil Dark: 17:31 - 07:53. Nautical Dark: 18:11 - 07:12. Astro Dark: 18:49 - 06:34

Total Clouds (% Sky Obscured)

99
98
91
99
100
99
100
99
94
79
79
97
98
100
100
100
95
91
87
83
82
86
81
86

Low Clouds (% Sky Obscured)

83
81
84
84
84
85
86
82
81
79
79
85
88
81
76
76
72
66
61
61
57
52
52
57

Medium Clouds (% Sky Obscured)

86
67
56
61
76
57
57
37
8
7
1
22
11
0
0
1
1
5
7
10
7
3
0
0

High Clouds (% Sky Obscured)

49
36
50
77
100
96
96
90
62
31
1
1
0
0
0
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

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

Precipitation Probability (%)

66
53
40
27
13
8
5
1
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.2
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
3
3
3
3
3
2
3
3
3
2
2
2
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
86
88
90
90
89
89
91
91
91
91
91
89
88
80
76
70
69
66
65
68
72
76

Pressure (mb)

1007
1008
1008
1008
1009
1009
1010
1010
1010
1011
1011
1012
1013
1013
1014
1014
1014
1015
1015
1015
1015
1016
1016
1017

Ozone (du)

317
323
328
332
334
334
334
335
335
335
334
335
336
336
337
337
337
336
337
338
339
341
342
343

Friday 5

Full Moon 98%

18:04

10:41

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: 08:30, Set: 16:54, Transit: 12:42. Moon - Rise: 18:04, Set: 10:41. Civil Dark: 17:30 - 07:54. Nautical Dark: 18:11 - 07:13. Astro Dark: 18:49 - 06:35

Total Clouds (% Sky Obscured)

86
85
90
90
85
85
85
90
88
91
96
97
99
100
100
100
100
100
100
100
100
100
100
95

Low Clouds (% Sky Obscured)

61
75
75
75
80
80
80
75
83
86
89
96
98
100
87
74
61
72
85
98
97
95
94
85

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
2
2
1
2
4
4
3
2
34
67
100
100
100
100
100
100
100
87

High Clouds (% Sky Obscured)

0
0
33
67
85
82
61
34
43
57
77
87
95
100
100
100
100
100
100
100
100
100
100
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
8
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
4
37
54
66
65
66
67
68

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.3
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
83
85
86
88
89
89
89
91
91
91
89
88
86
83
79
76
78
79
82
85
88
93

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

345
346
348
348
348
348
340
332
324
319
313
308
306
304
302
303
304
305
305
305
306
306
305
305

Saturday 6

Waning Gibbous 93%

19:27

11:30

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

Sun - Rise: 08:32, Set: 16:53, Transit: 12:42. Moon - Rise: 19:27, Set: 11:30. Civil Dark: 17:30 - 07:55. Nautical Dark: 18:11 - 07:14. Astro Dark: 18:49 - 06:36

Total Clouds (% Sky Obscured)

89
83
81
80
80
80
81
78
81
80
82
78
73
69
73
80
81

Low Clouds (% Sky Obscured)

76
65
70
75
80
80
80
78
81
80
82
78
73
69
73
74
60

Medium Clouds (% Sky Obscured)

73
59
42
23
0
0
0
0
1
2
4
4
9
15
20
25
25

High Clouds (% Sky Obscured)

62
46
29
14
0
1
2
2
16
30
37
35
29
27
39
46
53

ISS Passover

Visibility (miles)

7
8
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

Precipitation Type

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

Precipitation Probability (%)

62
51
43
29
4
2
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
3
3
2
2
2
2
2
2
2
2
2
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
5
5
5
5
5
4
5
5
5
5
5
4
5
5
5

Dew Point (°C)

6
6
6
6
6
5
5
5
5
4
4
4
4
4
4
4
4

Relative Humidity (%)

93
94
93
94
94
96
96
96
96
94
94
94
94
93
91
88
82

Pressure (mb)

1017
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1021
1021
1021
1022
1022
1022

Ozone (du)

307
308
309
310
310
310
307
304
300
297
294
291
291
291
291
290
289

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

Generated: 30/11/25 20:57:40. Forecast: 30/11/25 to 06/12/25. Timezone: UTC+1.00