Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 29

Waxing Gibbous 77%

14:15

02:17

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 OK
17 Good
18 Good
19 Bad
20 OK

Sun - Rise: 08:23, Set: 16:56, Transit: 12:40. Moon - Rise: 14:15, Set: 02:17. Civil Dark: 17:32 - 07:47. Nautical Dark: 18:12 - 07:07. Astro Dark: 18:50 - 06:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
63
64
51
56
61
53
52
36
0
0
100
40

Low Clouds (% Sky Obscured)

83
79
17
0
3
5
31
44
67
56
62
52
63
64
51
56
61
53
52
36
0
0
5
25

Medium Clouds (% Sky Obscured)

100
100
100
100
100
93
100
47
100
100
100
100
13
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

43
37
97
72
92
85
74
100
100
100
100
100
50
55
0
0
0
0
0
0
0
0
50
13

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 (%)

23
10
6
2
1
0
1
0
0
0
0
0
1
4
10
2
1
2
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
7
6
5
6
6
6
6
6
6
9
9
7
9
10
11
10
9
8
7
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
6
5
4
4
3
3
3
3
3
3
2
1
1
2
3
1
-1
-1
-0
-1
-1
-1
-1

Relative Humidity (%)

84
82
79
77
79
77
78
79
80
82
83
76
74
71
69
70
58
52
53
57
63
66
68
71

Pressure (mb)

1007
1008
1008
1009
1009
1009
1010
1010
1011
1012
1012
1013
1014
1015
1016
1016
1017
1017
1017
1018
1019
1019
1020
1020

Ozone (du)

300
300
304
313
313
312
314
319
325
331
335
337
339
340
341
334
333
338
335
329
326
322
318
317

Sunday 30

Waxing Gibbous 73%

14:31

03:39

21 Good
22 OK
23 OK
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
20 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)

2
26
21
100
100
90
100
98
100
99
100
100
88
100
100
99
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
20
55
59
60
62
55
49
55
49
44
66
46
34
25
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
5
7
10
65
49
72
71
98
93
68
72
47
55
51
55
46
61
61
63
61
78

High Clouds (% Sky Obscured)

2
19
15
73
82
69
70
96
99
92
100
100
30
58
99
97
95
100
100
100
100
100
100
96

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
1
3
21
23
20
14
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
73
76
77
78
80
80
78
79
77
77
76
74
72
67
61
57
54
54
55
58
60
61
62

Pressure (mb)

1020
1020
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1017
1016
1015
1014
1014
1013
1013
1012
1012

Ozone (du)

314
311
306
303
298
294
290
288
285
282
280
281
280
279
278
278
276
274
272
271
269
266
266
266

Monday 1

Waxing Gibbous 86%

14:52

05:05

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
20 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)

78
100
100
100
100
100
100
100
100
100
100
100
97
97
96
99
100
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

38
27
39
70
100
86
76
78
87
88
48
84
86
92
92
95
92
90
82
68
45
54
59
64

Medium Clouds (% Sky Obscured)

77
100
100
100
100
100
100
100
100
98
64
94
23
27
60
91
100
100
100
100
97
100
93
100

High Clouds (% Sky Obscured)

39
100
100
100
100
100
100
100
100
93
96
87
79
30
4
10
94
95
85
86
85
100
90
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
4
9
57
74
77
73
51
24
20
8
1
0
0
0
0
1
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
12
13
12
12
12
11
11
10
11
9
10
8
8
7
8
7
7
6
6
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
62
60
59
58
56
52
52
66
76
78
78
76
75
71
69
68
68
70
71
75
82
84
88

Pressure (mb)

1011
1010
1010
1009
1009
1009
1009
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1010
1010
1011
1011
1011
1011
1012

Ozone (du)

267
266
267
267
268
267
266
265
265
267
268
269
270
271
274
276
278
278
282
285
288
289
292
294

Tuesday 2

Waxing Gibbous 93%

15:19

06:36

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
20 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
100
100
100
100
100
99
99
99
98
97
95
94
92
91
94
97
100
90
80
71
52
46

Low Clouds (% Sky Obscured)

69
79
90
100
96
92
87
90
93
96
92
88
83
79
74
69
78
86
94
86
77
70
52
43

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
86
67
35
37
42
47
43
55
49
66
62
67
42
23
0
0
0

High Clouds (% Sky Obscured)

72
86
100
100
100
100
100
66
37
0
15
29
44
33
21
14
22
2
2
12
0
0
2
15

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
4
3
0
0
2
4
2
0
0
0
0
1
5
7
6
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
93
93
94
94
96
96
96
96
96
94
96
91
88
84
81
78
77
77
75
77
77
79

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1013
1013
1013
1013
1014
1014
1014

Ozone (du)

296
296
296
298
299
299
301
301
302
303
305
308
310
311
310
310
310
314
314
313
310
306
304
307

Wednesday 3

Waxing Gibbous 98%

15:57

08:08

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
20 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)

32
49
57
61
75
89
100
99
98
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

31
36
40
44
50
56
62
66
68
69
70
70
72
69
65
61
70
79
88
87
85
84
86
87

Medium Clouds (% Sky Obscured)

0
0
0
0
20
41
100
97
94
84
92
82
100
96
91
87
92
96
100
100
100
100
100
100

High Clouds (% Sky Obscured)

6
24
22
18
49
74
100
82
61
41
53
62
75
82
91
100
76
54
31
34
37
53
38
28

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
3
4
5
6
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
10
19
29
45
70
77
95
89
81
74
65
54
50
42

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.7
0.6
0.5
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
86
86
85
85
85
82
83
85
86
83
79
75
74
78
84
85
87
88
88
88
87
88

Pressure (mb)

1014
1013
1013
1013
1012
1011
1011
1010
1009
1008
1008
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005
1006
1006
1006

Ozone (du)

308
310
310
311
313
312
313
316
316
314
315
315
314
315
314
314
317
323
329
335
340
345
349
352

Thursday 4

Waxing Gibbous 100%

16:52

09:33

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
20 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)

100
99
99
98
97
96
91
88
85
74
77
86
92
88
83
77
73
69
66
74
81
89
87
87

Low Clouds (% Sky Obscured)

87
86
86
86
81
80
75
70
64
59
60
66
72
66
60
55
51
50
49
61
71
82
82
83

Medium Clouds (% Sky Obscured)

100
85
70
58
49
31
22
18
17
13
12
10
7
15
24
35
57
69
66
74
81
89
87
87

High Clouds (% Sky Obscured)

23
44
66
96
95
96
91
62
34
3
2
1
0
1
3
4
3
1
5
5
4
7
8
24

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 (%)

25
23
22
19
16
12
7
5
4
4
3
2
0
0
0
0
0
0
0
0
0
1
33
48

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
93
91
91
91
89
89
89
89
88
85
83
80
76
72
68
68
67
66
69
70
72
74

Pressure (mb)

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

Ozone (du)

356
359
359
359
360
360
360
360
354
348
342
338
334
330
327
325
323
316
309
302
297
292
287
287

Friday 5

Full Moon 98%

18:04

10:41

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

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
91
95
100
94
88
83
88
94
99
99
100
100
99
97
96
97
98
100
99
99
99

Low Clouds (% Sky Obscured)

83
81
78
75
76
77
79
82
85
88
92
96
100
95
91
86
81
77
72
68
64
61

Medium Clouds (% Sky Obscured)

86
70
45
20
14
7
0
1
1
2
1
3
7
10
16
16
32
49
64
70
77
85

High Clouds (% Sky Obscured)

52
57
56
49
32
19
4
20
36
49
37
16
6
26
45
62
77
88
100
97
96
94

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

Fog (%)

0
0
0
0
0
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
None
None
None
None
None

Precipitation Probability (%)

60
51
40
25
22
18
13
14
16
18
22
24
23
19
13
8
7
7
1
5
5
8

Precipitation Amount (mm)

0.3
0.2
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
11
11
11
11
10
11
12
13
13
13
13
13
13
12
11
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
78
79
79
80
83
83
85
85
86
86
82
76
72
70
69
67
68
69
69
73
74

Pressure (mb)

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

Ozone (du)

287
287
288
290
292
294
296
299
301
303
306
307
309
310
310
310
310
311
312
312
313
313

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

Generated: 29/11/25 21:58:27. Forecast: 29/11/25 to 05/12/25. Timezone: UTC+1.00