Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 28

Waxing Gibbous 92%

14:50

06:52

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

Sun - Rise: 07:32, Set: 18:33, Transit: 13:03. Moon - Rise: 14:50, Set: 06:52. Civil Dark: 19:04 - 07:00. Nautical Dark: 19:41 - 06:23. Astro Dark: 20:18 - 05:46

Total Clouds (% Sky Obscured)

90
79
87
41
35
27
53
31
37
14
0
0
0
0
0
46
27
43
48
100
100
92
91
99

Low Clouds (% Sky Obscured)

53
50
18
38
20
27
53
31
25
0
0
0
0
0
0
46
27
43
48
61
82
76
73
58

Medium Clouds (% Sky Obscured)

36
45
36
5
22
3
0
0
16
10
0
0
0
0
0
0
0
0
31
95
61
44
42
66

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
5
0
0
0
0
0
0
0
2
13
48
47
11
18
1
26

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
4
0
14
13
10
8
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)

14
12
12
11
10
8
6
5
3
2
2
2
2
3
4
4
5
6
6
7
8
10
11
11

Chance of Frost

Temperature (°C)

12
13
13
13
13
11
10
9
8
7
6
6
5
4
4
4
3
3
3
3
5
6
7
9

Feels Like (°C)

8
9
9
9
9
9
8
8
7
7
7
6
5
5
4
3
3
2
2
0
2
4
4
6

Dew Point (°C)

4
4
2
2
2
2
2
2
2
1
1
0
-0
-1
-1
-1
-2
-1
-1
1
1
2
2
1

Relative Humidity (%)

57
55
46
46
49
54
59
62
64
66
69
68
70
69
69
71
72
74
77
82
78
71
66
58

Pressure (mb)

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

Ozone (du)

394
399
404
404
406
406
408
412
417
419
421
423
422
421
420
416
411
407
405
404
403
402
400
399

Sunday 1

Waxing Gibbous 97%

16:13

07:12

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 OK
04 OK
05 OK
06 Bad
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK

Sun - Rise: 07:30, Set: 18:34, Transit: 13:03. Moon - Rise: 16:13, Set: 07:12. Civil Dark: 19:06 - 06:58. Nautical Dark: 19:43 - 06:21. Astro Dark: 20:19 - 05:44

Total Clouds (% Sky Obscured)

97
100
100
100
94
100
89
78
78
80
78
76
74
61
38
38
36
64
29
35
37
34
29
27

Low Clouds (% Sky Obscured)

51
48
41
44
43
16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

67
36
65
55
83
100
89
78
78
80
78
76
56
44
20
19
21
44
20
35
28
22
23
21

High Clouds (% Sky Obscured)

19
90
90
84
62
55
14
5
2
2
1
4
2
2
2
2
1
10
2
7
2
2
3
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
0
0
1
1
1
1
1
1
0
0
0
-0
-0
0
0
-0
0
0
0
-0
0
1
1

Relative Humidity (%)

51
48
45
46
48
51
55
58
60
60
61
62
63
64
66
68
68
70
72
72
66
59
52
46

Pressure (mb)

1024
1023
1023
1022
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1019
1018
1018
1018
1017
1018
1018
1018
1018
1018

Ozone (du)

398
396
397
398
397
396
396
396
394
392
392
391
390
389
388
388
388
387
386
386
386
385
383
381

Monday 2

Waxing Gibbous 100%

17:34

07:28

13 OK
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 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
09 OK
10 OK
11 Bad
12 Bad

Sun - Rise: 07:28, Set: 18:36, Transit: 13:03. Moon - Rise: 17:34, Set: 07:28. Civil Dark: 19:07 - 06:56. Nautical Dark: 19:44 - 06:19. Astro Dark: 20:21 - 05:42

Total Clouds (% Sky Obscured)

21
44
75
83
81
62
81
91
69
54
65
92
57
40
92
100
100
59
45
36
26
48
74
100

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)

17
35
61
83
81
62
81
91
69
54
65
92
57
40
82
92
100
59
45
36
26
48
74
100

High Clouds (% Sky Obscured)

3
2
2
1
2
3
3
0
2
27
13
5
10
13
86
100
100
40
35
35
26
28
36
38

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

Chance of Frost

Temperature (°C)

14
15
17
16
16
14
13
11
11
10
9
9
8
8
7
7
6
7
6
7
9
10
12
13

Feels Like (°C)

11
13
14
14
12
11
10
9
9
8
8
7
6
6
5
5
4
5
5
5
7
7
9
11

Dew Point (°C)

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

Relative Humidity (%)

41
37
37
37
40
44
48
52
57
59
63
64
68
70
71
72
74
75
75
75
73
64
58
52

Pressure (mb)

1017
1017
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022
1023
1023

Ozone (du)

379
376
376
376
376
376
376
377
378
381
383
383
385
385
386
386
386
385
384
384
384
384
384
384

Tuesday 3

Full Moon 100%

18:52

07:42

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

Sun - Rise: 07:26, Set: 18:37, Transit: 13:03. Moon - Rise: 18:52, Set: 07:42. Civil Dark: 19:09 - 06:54. Nautical Dark: 19:46 - 06:17. Astro Dark: 20:23 - 05:40

Total Clouds (% Sky Obscured)

98
97
95
73
51
33
40
34
31
22
11
3
6
13
19
19
17
14
7
5
2
9
16
22

Low Clouds (% Sky Obscured)

0
0
0
1
2
3
2
1
0
0
0
0
6
13
19
16
13
9
6
3
0
8
16
22

Medium Clouds (% Sky Obscured)

93
88
73
70
51
33
34
31
26
18
10
3
5
2
19
19
17
14
2
2
2
2
2
2

High Clouds (% Sky Obscured)

51
67
85
58
32
0
0
0
0
0
1
3
6
1
2
1
2
2
2
2
2
1
1
1

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)

4
4
4
5
5
4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
14
14
13
12
11
11
11
10
10
9
8
8
8
7
6
5
7
8
9
10
13
14

Dew Point (°C)

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

Relative Humidity (%)

47
43
42
44
47
53
59
64
66
68
70
73
74
78
81
82
84
85
85
84
78
69
63
56

Pressure (mb)

1023
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

383
383
384
386
386
387
387
388
388
389
390
391
391
392
392
391
390
391
392
393
395
396
395
396

Wednesday 4

Waning Gibbous 97%

20:07

07:55

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

Sun - Rise: 07:24, Set: 18:39, Transit: 13:02. Moon - Rise: 20:07, Set: 07:55. Civil Dark: 19:11 - 06:52. Nautical Dark: 19:47 - 06:15. Astro Dark: 20:24 - 05:38

Total Clouds (% Sky Obscured)

19
15
11
26
40
58
43
27
8
5
2
0
12
22
33
35
37
42
50
62
72
81
91
100

Low Clouds (% Sky Obscured)

17
9
0
3
6
9
6
3
0
0
0
0
0
0
0
7
16
23
19
15
11
23
36
49

Medium Clouds (% Sky Obscured)

5
7
9
21
33
45
32
17
6
3
2
0
8
17
23
13
13
7
13
13
14
31
57
84

High Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
1
1
34
67
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
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)

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

Chance of Frost

Temperature (°C)

16
17
18
18
18
16
15
14
13
12
12
11
11
10
10
10
10
9
9
10
11
12
13
14

Feels Like (°C)

16
16
17
17
16
15
14
14
12
12
11
11
11
10
11
10
10
10
10
9
9
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

53
49
46
45
49
55
61
67
70
72
73
76
77
77
77
78
78
78
80
73
68
64
60
57

Pressure (mb)

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

Ozone (du)

396
396
395
396
396
396
398
399
397
395
395
392
392
394
396
398
398
399
399
400
401
401
403
405

Thursday 5

Waning Gibbous 93%

21:20

08:09

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:22, Set: 18:41, Transit: 13:02. Moon - Rise: 21:20, Set: 08:09. Civil Dark: 19:12 - 06:50. Nautical Dark: 19:49 - 06:13. Astro Dark: 20:26 - 05:36

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

52
57
58
60
62
64
65
70
75
80
86
91
83
75
64
64
65
65
59
53
47
44
40
37

Medium Clouds (% Sky Obscured)

91
95
100
91
84
75
60
40
19
39
63
90
87
84
81
58
34
10
10
9
8
7
6
5

High Clouds (% Sky Obscured)

100
100
100
99
99
99
99
100
100
88
76
65
55
45
39
57
75
92
94
93
89
85
78
71

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

Precipitation Probability (%)

2
1
0
5
14
32
53
64
62
49
31
24
20
17
9
12
12
1
1
1
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
16
17
16
15
14
14
13
12
12
12
12
12
11
11
11
11
11
11
11
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
53
50
49
53
55
59
63
66
68
68
67
67
71
72
75
73
73
72
68
66
65
63
63

Pressure (mb)

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

Ozone (du)

406
407
408
409
405
401
397
396
395
394
392
389
387
386
385
385
385
385
386
387
389
391
393
395

Friday 6

Waning Gibbous 87%

22:33

08:25

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
00 Good
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:19, Set: 18:42, Transit: 13:02. Moon - Rise: 22:33, Set: 08:25. Civil Dark: 19:14 - 06:48. Nautical Dark: 19:50 - 06:11. Astro Dark: 20:28 - 05:34

Total Clouds (% Sky Obscured)

100
100
98
99
99
100
86
73
62
44
29
14
39
69
96
81
69
59

Low Clouds (% Sky Obscured)

40
43
46
32
18
3
0
0
0
0
0
0
4
7
11
21
31
42

Medium Clouds (% Sky Obscured)

5
5
5
7
4
6
6
13
16
11
7
2
2
2
2
1
1
0

High Clouds (% Sky Obscured)

66
64
60
75
87
100
86
73
62
44
29
14
39
69
75
76
69
59

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

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
15
20
23
21
7
10
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
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
10
9
9
9
9
9
5
5
6
5
6
5
3
2
3
2
2

Dew Point (°C)

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

Relative Humidity (%)

63
63
64
65
66
67
68
64
61
58
62
65
70
71
72
73
73
75

Pressure (mb)

1021
1021
1021
1022
1022
1023
1023
1024
1025
1025
1026
1026
1026
1026
1026
1027
1027
1027

Ozone (du)

397
397
396
396
397
399
400
401
401
402
402
402
401
401
400
399
394
389

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

Generated: 28/02/26 13:39:41. Forecast: 28/02/26 to 06/03/26. Timezone: UTC+1.00