Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 11

Waning Crescent 0%

05:55

21:13

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

Sun - Rise: 06:39, Set: 21:12, Transit: 13:56. Moon - Rise: 05:55, Set: 21:13. Civil Dark: 21:48 - 06:04. Nautical Dark: 22:35 - 05:19. Astro Dark: 23:28 - 04:26

Total Clouds (% Sky Obscured)

4
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
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
0
0
0
0
0
0
0
0
0

High 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

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)

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

Chance of Frost

Temperature (°C)

27
26
24
23
23
22
21
20
20
19
20
23
25
28
30
32
34
35
35
36
36
36
35
31

Feels Like (°C)

26
24
22
22
21
21
20
19
19
19
19
21
24
26
29
31
32
33
35
35
36
37
35
31

Dew Point (°C)

6
3
1
2
3
2
1
0
-0
0
-0
1
1
2
3
3
3
3
2
2
2
2
3
2

Relative Humidity (%)

25
23
22
24
27
27
25
26
26
27
25
23
20
19
17
15
14
13
12
12
11
12
13
15

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1021
1021
1020
1020
1019
1019
1019
1019
1019

Ozone (du)

306
307
307
308
308
309
308
308
306
306
306
306
308
309
310
310
309
308
308
307
308
307
307
307

Wednesday 12

New Moon 1%

07:22

21:31

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

Sun - Rise: 06:41, Set: 21:10, Transit: 13:56. Moon - Rise: 07:22, Set: 21:31. Civil Dark: 21:46 - 06:05. Nautical Dark: 22:32 - 05:21. Astro Dark: 23:25 - 04:29

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
5
4
28
51
62
49
20
25
27
38
36
34
24
3
3

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
5
4
28
51
62
45
20
25
27
38
33
28
22
0
0

High 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
2
2

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)

5
6
6
7
7
6
5
4
3
4
4
4
4
4
3
3
3
3
3
3
2
1
3
4

Chance of Frost

Temperature (°C)

29
28
27
26
24
23
23
22
22
22
23
25
28
30
32
33
36
38
38
38
38
38
37
34

Feels Like (°C)

29
27
26
24
23
22
22
21
22
21
22
25
27
28
30
32
36
38
37
37
39
39
37
34

Dew Point (°C)

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

Relative Humidity (%)

18
18
18
17
18
19
20
21
23
24
23
22
20
20
20
19
15
13
13
13
13
14
15
18

Pressure (mb)

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

Ozone (du)

305
305
304
303
303
302
302
301
301
301
302
301
301
300
301
301
302
303
304
303
303
303
301
301

Thursday 13

Waxing Crescent 4%

08:45

21:47

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

Sun - Rise: 06:42, Set: 21:08, Transit: 13:55. Moon - Rise: 08:45, Set: 21:47. Civil Dark: 21:44 - 06:07. Nautical Dark: 22:30 - 05:23. Astro Dark: 23:22 - 04:31

Total Clouds (% Sky Obscured)

34
9
14
25
31
27
29
31
29
26
18
12
10
31
23
23
23
23
24
33
48
95
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)

7
5
9
18
25
22
25
26
29
25
17
10
8
26
4
23
22
20
17
21
21
29
59
49

High Clouds (% Sky Obscured)

23
3
2
2
0
0
0
0
0
2
2
2
4
13
23
0
1
3
4
22
42
95
100
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
16
26
33
39
24
11
0
0
3
11
24
27
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
6
5
6
5
5
4
4
4
4
4
5
5
5
5
4
4
4
5
6
7
8
11
12

Chance of Frost

Temperature (°C)

32
29
29
27
25
24
23
23
22
22
22
24
26
29
31
33
35
36
36
37
36
35
33
30

Feels Like (°C)

31
29
28
27
25
25
24
23
22
22
23
24
27
29
31
33
37
37
37
37
36
35
31
27

Dew Point (°C)

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

Relative Humidity (%)

21
27
31
34
36
39
38
38
38
37
34
29
26
27
26
24
21
18
18
18
18
18
24
30

Pressure (mb)

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

Ozone (du)

301
300
299
300
301
302
302
302
302
302
301
302
302
301
301
302
302
302
302
302
301
300
298
298

Friday 14

Waxing Crescent 10%

10:03

22:02

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
21 Bad

Sun - Rise: 06:44, Set: 21:07, Transit: 13:55. Moon - Rise: 10:03, Set: 22:02. Civil Dark: 21:42 - 06:09. Nautical Dark: 22:28 - 05:25. Astro Dark: 23:19 - 04:34

Total Clouds (% Sky Obscured)

68
71
68
67
92
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
99
100
87
68

Low Clouds (% Sky Obscured)

0
0
0
0
7
15
22
15
8
0
20
40
58
68
75
85
67
52
32
42
45
59
48
40

Medium Clouds (% Sky Obscured)

5
7
17
24
30
32
95
88
99
100
100
100
54
47
42
78
75
64
36
72
68
76
38
9

High Clouds (% Sky Obscured)

68
71
68
67
92
100
100
100
100
100
100
100
96
100
100
100
100
100
99
100
92
100
74
44

ISS Passover

Visibility (miles)

9
9
9
9
3
3
9
9
2
7
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

16
30
40
59
75
75
62
77
93
34
17
18
26
46
56
67
58
50
32
30
24
14
16
11

Precipitation Amount (mm)

0
0
0
0.3
0.5
0.4
0.3
0.5
0.8
0
0
0
0
0
0.2
0.5
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
26
25
24
23
22
21
21
20
20
20
21
22
24
25
25
26
26
26
26
26
26
24
23

Feels Like (°C)

26
26
24
24
24
22
21
21
21
20
20
21
23
24
24
24
25
25
23
24
24
24
22
22

Dew Point (°C)

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

Relative Humidity (%)

34
41
49
54
59
72
75
69
77
80
77
74
66
55
44
40
36
34
34
37
40
40
49
54

Pressure (mb)

1014
1014
1015
1015
1015
1015
1015
1014
1014
1015
1013
1014
1014
1014
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

300
299
299
299
298
298
297
298
297
296
300
299
300
300
300
299
301
302
302
303
305
306
306
307

Saturday 15

Waxing Crescent 18%

11:20

22:02

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

Sun - Rise: 06:45, Set: 21:05, Transit: 13:55. Moon - Rise: 11:20, Set: 22:02. Civil Dark: 21:40 - 06:10. Nautical Dark: 22:26 - 05:26. Astro Dark: 23:16 - 04:36

Total Clouds (% Sky Obscured)

58
59
64
66
67
68
69
55
46
35
76
80
84
82
76
65
64
59
59
52
44
42
43
39

Low Clouds (% Sky Obscured)

31
32
31
30
37
42
45
30
15
0
0
0
0
0
0
0
1
2
4
4
2
0
3
4

Medium Clouds (% Sky Obscured)

1
6
8
10
7
3
0
0
0
0
18
32
43
35
28
22
28
22
30
32
21
15
25
23

High Clouds (% Sky Obscured)

21
22
26
25
30
35
35
35
40
35
74
80
84
82
76
65
64
59
59
47
41
38
43
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 (%)

3
2
3
0
1
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)

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

Chance of Frost

Temperature (°C)

22
22
21
20
20
19
18
18
18
17
17
19
21
23
25
26
28
28
29
29
29
28
28
25

Feels Like (°C)

21
21
20
20
19
18
18
17
17
17
17
17
18
19
20
20
21
29
29
28
28
29
28
26

Dew Point (°C)

13
13
14
14
14
14
15
15
14
14
13
12
11
10
9
8
7
7
6
6
6
5
5
5

Relative Humidity (%)

56
57
62
65
69
73
78
80
79
79
73
61
51
42
37
31
27
25
24
22
22
23
23
28

Pressure (mb)

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

Ozone (du)

308
309
310
311
310
312
314
315
315
316
318
320
321
322
323
323
323
322
321
321
319
317
315
315

Sunday 16

Waxing Crescent 27%

12:34

22:17

22 OK
23 OK
00 OK
01 OK
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
21 Bad

Sun - Rise: 06:46, Set: 21:03, Transit: 13:55. Moon - Rise: 12:34, Set: 22:17. Civil Dark: 21:38 - 06:12. Nautical Dark: 22:23 - 05:28. Astro Dark: 23:14 - 04:39

Total Clouds (% Sky Obscured)

35
35
35
40
51
65
75
85
93
100
100
100
100
100
100
100
99
98
97
94
92
89
92
95

Low Clouds (% Sky Obscured)

7
7
7
6
3
2
0
4
9
16
28
35
37
28
29
25
20
15
10
25
38
54
65
75

Medium Clouds (% Sky Obscured)

25
15
15
15
15
10
9
9
9
14
33
50
65
73
81
88
77
66
55
59
64
69
73
80

High Clouds (% Sky Obscured)

35
35
35
40
51
65
75
85
93
100
100
100
100
100
100
100
78
61
46
44
47
46
36
33

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

Precipitation Probability (%)

0
2
4
5
16
17
21
31
38
38
48
54
62
61
62
55
54
54
56
49
40
27
28
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
22
21
21
20
19
19
18
18
18
18
19
20
22
23
24
26
26
27
27
25
24
22
21

Feels Like (°C)

26
25
25
24
23
19
18
19
18
18
18
16
17
18
18
18
18
25
24
23
24
24
25
19

Dew Point (°C)

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

Relative Humidity (%)

34
40
41
40
41
42
44
46
46
46
45
42
40
37
32
28
25
24
23
22
26
30
35
43

Pressure (mb)

1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1013
1014
1013
1013
1013
1012
1012
1011
1011
1011
1011
1012

Ozone (du)

315
315
316
318
319
319
318
318
318
318
318
317
316
315
313
311
309
308
306
305
304
303
303
302

Monday 17

Waxing Crescent 36%

13:48

22:33

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

Sun - Rise: 06:48, Set: 21:01, Transit: 13:54. Moon - Rise: 13:48, Set: 22:33. Civil Dark: 21:36 - 06:13. Nautical Dark: 22:21 - 05:30. Astro Dark: 23:11 - 04:41

Total Clouds (% Sky Obscured)

99
98
97
97
97
98
98
95
92
89
92
96
100
95
90
85

Low Clouds (% Sky Obscured)

85
89
94
97
97
96
96
93
92
87
82
71
65
58
50
52

Medium Clouds (% Sky Obscured)

86
91
94
97
97
98
98
70
42
13
19
24
25
26
21
17

High Clouds (% Sky Obscured)

26
24
21
22
23
22
21
15
10
5
26
50
72
48
24
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

22
28
33
36
45
51
53
47
38
27
24
23
22
21
19
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
6
6
7
7
7
7
7
7
7
7
8
7
8
8

Chance of Frost

Temperature (°C)

21
20
19
19
18
18
18
17
17
17
17
18
19
19
20
21

Feels Like (°C)

19
19
18
18
17
17
18
18
17
17
17
18
18
19
19
19

Dew Point (°C)

10
12
13
14
14
15
15
15
15
15
15
15
16
16
15
14

Relative Humidity (%)

51
62
67
72
77
81
83
86
85
85
85
82
82
81
72
64

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012

Ozone (du)

301
300
299
298
297
296
296
295
296
297
298
298
298
298
298
298

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

Generated: 11/08/26 22:02:21. Forecast: 11/08/26 to 17/08/26. Timezone: UTC+2.00