Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 15

Waxing Crescent 30%

13:54

21:46

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

Sun - Rise: 07:29, Set: 20:02, Transit: 13:45. Moon - Rise: 13:54, Set: 21:46. Civil Dark: 20:33 - 06:58. Nautical Dark: 21:11 - 06:20. Astro Dark: 21:51 - 05:40

Total Clouds (% Sky Obscured)

52
61
68
64
24
17
24
31
26
26
36
46
49
60
76
65
58
36
58
64
49
18
0
87

Low Clouds (% Sky Obscured)

23
26
28
0
24
17
24
31
23
24
31
46
32
45
39
12
25
27
37
43
40
18
0
0

Medium Clouds (% Sky Obscured)

20
22
21
0
0
0
0
0
1
0
0
0
8
8
10
9
6
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

33
54
21
5
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
87

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
2
5
18
9
5
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
10
10
9
9
8
7
6
6
6
7
8
9
9
9
10
9
8
7
9
9
8
7
5

Chance of Frost

Temperature (°C)

18
17
17
16
15
14
13
13
13
13
14
16
18
19
20
21
21
22
22
21
21
19
17
15

Feels Like (°C)

15
14
14
14
14
13
13
13
13
13
14
15
17
18
18
17
18
20
21
18
17
16
16
15

Dew Point (°C)

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

Relative Humidity (%)

68
61
62
65
66
70
74
75
76
79
74
67
60
50
43
42
42
38
33
34
36
40
49
55

Pressure (mb)

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

Ozone (du)

282
286
291
293
295
302
306
307
308
308
309
314
325
331
334
332
331
331
329
327
326
320
316
311

Wednesday 16

Waxing Crescent 39%

15:01

22:22

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
22 Bad

Sun - Rise: 07:31, Set: 19:59, Transit: 13:45. Moon - Rise: 15:01, Set: 22:22. Civil Dark: 20:31 - 06:59. Nautical Dark: 21:09 - 06:21. Astro Dark: 21:48 - 05:42

Total Clouds (% Sky Obscured)

83
53
78
98
100
100
95
91
100
100
95
100
100
100
100
99
99
94
99
100
100
100
95
87

Low Clouds (% Sky Obscured)

0
8
4
3
0
0
0
0
5
0
6
21
28
27
34
41
75
36
58
94
88
44
72
84

Medium Clouds (% Sky Obscured)

0
0
24
21
14
23
15
87
88
89
83
68
68
11
67
27
28
25
60
57
60
97
88
68

High Clouds (% Sky Obscured)

82
49
69
97
100
100
88
80
100
100
85
100
100
100
100
99
95
89
86
70
93
91
64
40

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
2
4
18
17
7
1
1

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

Chance of Frost

Temperature (°C)

14
14
13
13
13
13
13
12
12
12
13
15
17
19
20
21
21
22
21
20
19
18
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
65
69
70
74
75
75
75
73
72
68
62
58
53
46
41
37
34
33
36
44
46
50
58

Pressure (mb)

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

Ozone (du)

307
303
300
296
294
293
292
291
290
290
291
293
295
295
295
294
293
294
293
293
293
292
293
294

Thursday 17

Waxing Crescent 49%

16:00

No Set

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

Sun - Rise: 07:32, Set: 19:57, Transit: 13:45. Moon - Rise: 16:00, Set: No Set. Civil Dark: 20:29 - 07:00. Nautical Dark: 21:07 - 06:23. Astro Dark: 21:46 - 05:44

Total Clouds (% Sky Obscured)

98
97
83
65
26
36
16
30
27
3
8
15
48
38
63
27
62
30
72
69
87
73
72
79

Low Clouds (% Sky Obscured)

96
76
50
21
5
18
15
30
27
0
3
4
37
20
59
27
39
24
17
26
18
19
19
15

Medium Clouds (% Sky Obscured)

85
94
66
36
26
36
5
6
0
0
0
0
0
0
0
0
0
0
0
0
0
7
17
25

High Clouds (% Sky Obscured)

40
45
20
46
2
0
0
0
0
0
0
0
0
0
0
4
32
5
57
47
76
62
67
77

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 (%)

12
9
4
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)

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

Chance of Frost

Temperature (°C)

16
16
15
15
14
13
12
12
11
11
13
14
16
18
19
20
21
22
22
22
21
19
18
17

Feels Like (°C)

14
13
13
14
13
12
11
12
12
12
13
14
15
16
17
19
22
20
21
20
20
17
18
17

Dew Point (°C)

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

Relative Humidity (%)

66
72
74
75
75
78
79
77
76
73
65
52
48
47
46
42
38
34
32
31
33
37
39
44

Pressure (mb)

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

Ozone (du)

295
297
298
299
301
303
303
305
308
309
308
307
305
303
302
301
301
299
298
296
295
293
291
289

Friday 18

First Quarter 59%

16:48

23:10

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
22 Bad

Sun - Rise: 07:34, Set: 19:55, Transit: 13:44. Moon - Rise: 16:48, Set: 23:10. Civil Dark: 20:27 - 07:02. Nautical Dark: 21:04 - 06:24. Astro Dark: 21:43 - 05:45

Total Clouds (% Sky Obscured)

84
90
84
89
94
99
100
100
100
100
100
100
99
99
98
96
98
95
93
90
85
90
95
100

Low Clouds (% Sky Obscured)

14
8
0
0
1
11
47
68
89
82
78
75
81
78
90
88
83
81
76
69
12
58
72
59

Medium Clouds (% Sky Obscured)

19
21
20
25
71
79
95
55
93
98
95
44
34
30
35
31
32
32
28
20
20
20
16
67

High Clouds (% Sky Obscured)

64
53
28
49
70
96
81
65
54
47
57
82
77
92
89
72
88
71
77
75
68
78
89
99

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 (%)

1
2
2
4
7
0
1
2
2
5
5
4
4
3
1
2
2
1
2
3
4
2
2
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
3
2
3
3
4
4
5
5
6
6
7
8
8
8
8
9
9
9
7
5
3
3
3

Chance of Frost

Temperature (°C)

16
16
15
15
15
15
15
15
16
16
16
17
18
19
21
22
22
23
23
23
23
22
21
20

Feels Like (°C)

16
15
14
14
14
14
14
14
14
14
15
15
16
17
19
20
21
20
21
22
22
22
21
20

Dew Point (°C)

7
8
8
8
9
9
8
8
8
8
8
8
9
9
8
9
9
10
11
12
13
13
12
12

Relative Humidity (%)

53
58
61
62
65
65
62
60
59
59
59
56
53
52
43
43
42
44
47
49
53
57
57
59

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1022
1022
1022
1022
1021
1021
1021
1022
1022
1022
1023
1023

Ozone (du)

288
286
285
284
284
284
285
286
286
286
286
287
286
286
287
286
287
286
286
285
286
284
283
283

Saturday 19

Waxing Gibbous 68%

17:25

00:07

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
22 Bad

Sun - Rise: 07:35, Set: 19:53, Transit: 13:44. Moon - Rise: 17:25, Set: 00:07. Civil Dark: 20:25 - 07:03. Nautical Dark: 21:02 - 06:26. Astro Dark: 21:41 - 05:47

Total Clouds (% Sky Obscured)

100
100
84
100
70
74
73
67
95
97
98
99
100
100
100
100
100
100
98
96
94
90
82
76

Low Clouds (% Sky Obscured)

37
26
15
16
18
20
11
9
9
16
72
98
99
98
96
95
95
95
67
39
7
5
2
0

Medium Clouds (% Sky Obscured)

21
27
28
38
35
40
33
29
30
26
27
27
27
28
28
28
28
24
32
30
29
30
34
43

High Clouds (% Sky Obscured)

99
100
77
100
70
74
57
28
20
42
64
87
78
96
100
100
99
99
88
82
74
68
54
43

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
3
4
4
10
9
4
12
15
12
28
33
35
44
28
5
5
3
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
4
5
4
4
4
4
5
5
5
5
5
5
5
6
6
5
5
6
5
5

Chance of Frost

Temperature (°C)

19
19
19
18
18
18
17
17
17
16
17
18
19
19
20
20
20
21
21
20
20
19
19
18

Feels Like (°C)

19
19
18
19
17
18
18
18
18
16
17
19
19
19
20
20
19
20
19
20
20
20
18
18

Dew Point (°C)

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

Relative Humidity (%)

68
71
73
76
76
74
73
74
79
82
82
80
77
73
66
60
54
49
44
43
43
43
47
50

Pressure (mb)

1024
1024
1024
1025
1025
1025
1025
1025
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1030
1030

Ozone (du)

284
283
282
284
285
286
288
288
287
287
287
287
286
286
285
284
283
283
282
281
280
279
279
279

Sunday 20

Waxing Gibbous 77%

17:54

01:13

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 OK
07 OK
08 OK
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

Sun - Rise: 07:36, Set: 19:51, Transit: 13:44. Moon - Rise: 17:54, Set: 01:13. Civil Dark: 20:22 - 07:05. Nautical Dark: 21:00 - 06:27. Astro Dark: 21:38 - 05:49

Total Clouds (% Sky Obscured)

70
64
59
57
54
54
42
36
32
44
54
60
66
68
66
70
75
75
71
63
53
49
52
49

Low Clouds (% Sky Obscured)

0
0
0
5
4
8
12
19
19
19
24
38
36
34
14
11
8
4
4
0
0
0
0
3

Medium Clouds (% Sky Obscured)

45
43
44
37
32
21
10
4
0
0
0
0
1
3
3
6
10
14
9
4
2
1
1
0

High Clouds (% Sky Obscured)

39
37
37
43
44
42
29
14
2
2
2
3
2
2
1
2
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
2
1
0
2
2
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
4
4
4
3
3
3
3
3
3
4
4
4
4
5
6
6
6
5
4
5
5

Chance of Frost

Temperature (°C)

17
17
17
16
16
16
16
15
15
15
17
19
20
21
23
24
25
25
26
25
24
23
22
20

Feels Like (°C)

18
18
18
18
15
16
15
15
16
15
16
17
17
18
18
19
26
26
25
25
25
26
22
22

Dew Point (°C)

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

Relative Humidity (%)

55
56
58
60
60
62
61
61
62
62
57
52
46
43
40
37
36
36
36
39
43
48
52
58

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1031
1031
1030
1029
1029
1029
1029
1030
1030

Ozone (du)

278
278
277
276
276
277
277
278
278
279
279
279
279
278
277
277
276
275
275
274
274
274
273
272

Monday 21

Waxing Gibbous 85%

18:16

02:24

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

Sun - Rise: 07:38, Set: 19:49, Transit: 13:43. Moon - Rise: 18:16, Set: 02:24. Civil Dark: 20:20 - 07:06. Nautical Dark: 20:57 - 06:29. Astro Dark: 21:36 - 05:50

Total Clouds (% Sky Obscured)

50
48
49
53
50
47
47
47
53
58
52
49
39
30
23
20
14
11
8
6
2

Low Clouds (% Sky Obscured)

3
3
10
10
7
10
7
7
7
9
14
16
18
19
21
15
8
1
1
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

High Clouds (% Sky Obscured)

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
18
17
17
17
16
16
16
15
17
19
20
21
22
24
25
25
25
25
24

Feels Like (°C)

22
21
21
21
17
18
18
17
18
17
17
17
18
18
19
20
25
25
24
24
25

Dew Point (°C)

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

Relative Humidity (%)

62
68
72
79
81
83
85
86
87
89
82
75
68
63
59
55
53
51
48
51
55

Pressure (mb)

1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1026
1026
1026

Ozone (du)

271
271
271
271
271
270
270
270
270
269
269
268
268
268
267
267
267
267
266
267
267

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

Generated: 15/09/26 23:56:07. Forecast: 15/09/26 to 21/09/26. Timezone: UTC+2.00