Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 12%

07:45

01:20

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 OK
04 Bad
05 Bad

Sun - Rise: 06:02, Set: 21:32, Transit: 13:47. Moon - Rise: 07:45, Set: 01:20. Civil Dark: 22:11 - 05:22. Nautical Dark: 23:04 - 04:29. Astro Dark: 00:15 - 03:16

Total Clouds (% Sky Obscured)

86
89
91
99
100
100
100
100
100
100
91
86
87
100
80
100
89
82
91
89
62
37
47
78

Low Clouds (% Sky Obscured)

32
41
49
75
100
100
100
100
79
100
47
76
47
47
60
52
50
51
49
61
45
33
43
51

Medium Clouds (% Sky Obscured)

86
89
91
79
77
99
89
66
99
79
76
71
72
48
35
96
83
65
58
68
57
37
47
74

High Clouds (% Sky Obscured)

86
89
91
77
1
2
4
2
5
21
51
55
51
11
0
20
55
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

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

Precipitation Probability (%)

61
56
64
32
47
55
42
40
20
6
23
23
5
8
37
54
45
10
8
4
1
0
0
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
85
84
81
79
79
83
86
78
83
85
83
85
83
85
92
92
90
92
92
92
93
90

Pressure (mb)

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

Ozone (du)

365
368
372
372
369
368
367
366
362
360
359
357
356
356
362
362
365
366
366
366
366
364
365
370

Wednesday 20

Waxing Crescent 21%

09:05

01:59

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: 06:01, Set: 21:33, Transit: 13:47. Moon - Rise: 09:05, Set: 01:59. Civil Dark: 22:13 - 05:21. Nautical Dark: 23:05 - 04:27. Astro Dark: 00:18 - 03:13

Total Clouds (% Sky Obscured)

90
87
93
91
94
100
92
94
100
100
99
96
98
100
100
67
96
60
59
55
50
43
100
100

Low Clouds (% Sky Obscured)

54
47
66
57
90
100
83
84
96
91
63
67
47
39
0
0
0
4
31
28
21
0
0
3

Medium Clouds (% Sky Obscured)

77
51
55
49
51
37
46
44
70
70
69
70
52
59
39
28
13
15
14
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
25
8
5
10
2
45
99
100
63
55
21
19
28
35
43
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
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
67

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 (%)

1
0
0
0
0
9
36
35
32
27
27
26
18
22
13
3
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)

9
9
8
11
12
12
12
13
12
11
9
9
9
7
4
4
2
1
0
1
2
2
3
2

Chance of Frost

Temperature (°C)

12
12
12
14
14
16
16
18
18
19
20
19
19
19
19
18
17
16
15
14
14
14
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
84
77
69
63
61
59
59
63
62
65
58
56
61
68
78
85
86
89
90
90
92
93
95

Pressure (mb)

1020
1021
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1025
1025
1025
1026
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

367
364
362
361
358
355
354
350
347
344
342
339
338
338
338
338
337
336
336
335
333
332
332
332

Thursday 21

Waxing Crescent 31%

10:30

02:27

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
21 OK
22 OK
23 OK
00 OK
01 OK
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 05:59, Set: 21:35, Transit: 13:47. Moon - Rise: 10:30, Set: 02:27. Civil Dark: 22:14 - 05:19. Nautical Dark: 23:07 - 04:26. Astro Dark: 00:22 - 03:10

Total Clouds (% Sky Obscured)

61
74
96
100
84
99
72
86
85
77
76
71
73
63
47
44
38
28
19
21
12
8
3
5

Low Clouds (% Sky Obscured)

43
57
39
28
28
48
54
39
30
8
0
0
0
0
5
20
14
0
0
0
0
0
0
2

Medium Clouds (% Sky Obscured)

0
12
24
0
3
0
22
45
50
38
33
25
22
19
15
11
6
6
4
5
4
1
0
0

High Clouds (% Sky Obscured)

42
48
93
100
80
95
41
50
5
3
2
0
0
0
0
0
1
0
1
12
0
3
3
4

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 (%)

100
100
80
36
2
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
7
9
8
5
4
3
2
2
1
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)

2
3
3
4
4
4
5
4
4
4
5
7
9
10
7
6
4
4
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

12
12
13
16
18
20
22
23
24
24
25
25
25
25
24
22
20
18
17
16
15
15
14
14

Feels Like (°C)

12
12
13
16
18
20
21
23
23
25
25
25
24
23
24
23
21
20
19
18
16
17
16
15

Dew Point (°C)

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

Relative Humidity (%)

96
95
90
83
76
68
60
54
49
46
44
45
49
54
58
64
71
73
76
78
82
84
86
86

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

331
331
330
330
330
330
329
331
332
332
332
331
331
332
332
329
328
327
326
325
325
325
325
325

Friday 22

Waxing Crescent 42%

11:54

02:47

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

Sun - Rise: 05:58, Set: 21:36, Transit: 13:47. Moon - Rise: 11:54, Set: 02:47. Civil Dark: 22:16 - 05:18. Nautical Dark: 23:09 - 04:24. Astro Dark: 00:25 - 03:07

Total Clouds (% Sky Obscured)

6
7
8
8
7
17
19
24
28
37
44
52
64
73
71
66
61
66
65
63
42
21
1
1

Low Clouds (% Sky Obscured)

3
5
5
5
5
11
17
22
28
34
40
39
37
35
25
15
6
15
25
32
22
11
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)

2
2
2
2
1
4
7
10
6
3
0
19
33
48
46
56
61
66
41
26
21
13
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)

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

Chance of Frost

Temperature (°C)

14
14
15
17
20
22
23
25
26
27
27
27
27
26
26
24
22
21
20
19
18
17
17
16

Feels Like (°C)

16
16
17
18
21
23
23
25
27
27
27
26
26
27
27
25
23
21
20
21
21
20
19
19

Dew Point (°C)

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

Relative Humidity (%)

87
84
77
67
62
54
50
47
44
42
41
41
44
48
56
65
74
76
78
81
83
85
86
87

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

325
324
325
328
329
330
330
328
328
328
328
328
328
329
329
328
328
327
326
325
324
324
324
324

Saturday 23

First Quarter 53%

13:14

03:03

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

Sun - Rise: 05:57, Set: 21:37, Transit: 13:48. Moon - Rise: 13:14, Set: 03:03. Civil Dark: 22:17 - 05:17. Nautical Dark: 23:11 - 04:22. Astro Dark: 00:28 - 03:03

Total Clouds (% Sky Obscured)

1
2
1
2
2
6
11
16
35
28
23
21
21
19
67
33
0
14
28
39
29
21
12
21

Low Clouds (% Sky Obscured)

0
0
0
0
0
6
11
16
19
21
22
21
21
19
0
0
0
4
9
12
8
3
0
2

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

1
2
1
1
1
1
1
1
15
7
2
1
1
1
64
33
0
8
17
25
22
19
12
21

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
19
20
22
24
26
27
28
29
27
27
28
28
28
28
27
26
26
24
24
24
20
20
19

Dew Point (°C)

14
14
14
14
14
14
13
12
12
12
13
13
13
14
16
16
16
16
15
15
15
15
15
15

Relative Humidity (%)

87
86
77
69
61
52
45
39
36
36
37
38
40
45
52
58
64
70
74
77
81
83
85
87

Pressure (mb)

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

Ozone (du)

322
321
322
325
328
330
330
328
328
328
330
331
332
334
335
334
333
332
333
335
336
334
332
330

Sunday 24

Waxing Gibbous 64%

14:29

03:17

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

Sun - Rise: 05:56, Set: 21:38, Transit: 13:48. Moon - Rise: 14:29, Set: 03:17. Civil Dark: 22:18 - 05:16. Nautical Dark: 23:13 - 04:21. Astro Dark: 00:32 - 03:00

Total Clouds (% Sky Obscured)

31
37
43
45
48
63
74
81
73
65
58
48
39
32
21
11
1
8
14
21
30
38
47
49

Low Clouds (% Sky Obscured)

3
5
7
11
17
16
16
16
23
30
35
36
34
31
21
11
0
6
13
19
29
38
47
49

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
1
1

High Clouds (% Sky Obscured)

29
36
38
38
38
55
73
81
66
43
23
17
13
9
6
3
1
4
8
9
10
7
4
5

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
1
1
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
6
7
7
7
7
8
9
9
8
8
7
6
5
4
5
6
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
19
21
22
22
22
23
24
29
29
28
27
28
28
25
24
25
24
24
22
18
18
18

Dew Point (°C)

14
14
14
14
15
14
14
14
14
13
14
13
14
14
15
15
15
16
15
15
14
14
14
14

Relative Humidity (%)

83
81
77
70
64
57
53
48
44
43
44
43
46
49
54
60
67
75
77
81
82
83
85
86

Pressure (mb)

1028
1029
1029
1029
1029
1030
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028

Ozone (du)

329
328
327
328
328
328
329
329
330
329
329
328
327
327
326
325
324
323
320
318
316
316
316
316

Monday 25

Waxing Gibbous 74%

15:42

03:31

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

Sun - Rise: 05:55, Set: 21:40, Transit: 13:48. Moon - Rise: 15:42, Set: 03:31. Civil Dark: 22:20 - 05:15. Nautical Dark: 23:15 - 04:19. Astro Dark: 00:35 - 02:57

Total Clouds (% Sky Obscured)

51
53
48
43
39
48
57
65
63
58
51
34
18
4
13
19
25
17
9
0

Low Clouds (% Sky Obscured)

51
53
48
43
39
44
46
49
43
37
31
23
14
4
4
2
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
8
13
16
10
7
4
1
1
0
1
3
6
6
3
0

High Clouds (% Sky Obscured)

5
6
9
13
17
16
16
16
11
7
3
2
1
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

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
None
None

Precipitation Probability (%)

0
0
0
1
0
0
0
0
1
0
0
6
7
7
7
5
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
17
19
21
23
24
26
27
28
28
29
28
27
27
25
24
23
22
21

Feels Like (°C)

18
17
17
19
20
20
21
23
23
30
30
30
29
30
30
27
27
27
27
26

Dew Point (°C)

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

Relative Humidity (%)

82
78
76
69
63
56
52
48
43
43
42
43
47
51
55
61
67
74
78
80

Pressure (mb)

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

Ozone (du)

316
316
316
314
313
312
312
311
311
311
310
310
311
312
312
313
313
313
314
315

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

Generated: 19/05/26 06:30:11. Forecast: 19/05/26 to 25/05/26. Timezone: UTC+2.00