Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 17

Waxing Crescent 49%

16:03

22:02

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

Sun - Rise: 07:23, Set: 19:49, Transit: 13:36. Moon - Rise: 16:03, Set: 22:02. Civil Dark: 20:24 - 06:50. Nautical Dark: 21:04 - 06:11. Astro Dark: 21:45 - 05:30

Total Clouds (% Sky Obscured)

100
100
96
98
100
91
87
29
33
10
6
13
16
20
19
34
33
29
61
100
87
39
32
85

Low Clouds (% Sky Obscured)

46
35
17
20
25
49
23
5
31
10
5
10
12
15
14
26
26
16
19
25
47
24
16
3

Medium Clouds (% Sky Obscured)

72
9
30
16
37
49
19
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
7

High Clouds (% Sky Obscured)

100
84
54
91
100
50
55
18
1
0
0
0
0
0
1
0
0
10
38
100
41
14
12
81

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 (%)

16
8
16
16
20
3
0
0
0
0
0
0
0
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

16
15
15
14
14
14
13
13
12
12
11
10
10
12
14
16
17
18
19
20
20
20
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
86
87
93
93
92
92
92
92
88
88
88
87
80
71
61
53
46
42
41
41
43
44
49

Pressure (mb)

1011
1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

300
300
301
301
302
302
302
304
304
306
311
310
307
307
307
307
307
304
301
300
298
297
295
291

Friday 18

First Quarter 46%

16:51

22:48

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:24, Set: 19:47, Transit: 13:36. Moon - Rise: 16:51, Set: 22:48. Civil Dark: 20:22 - 06:52. Nautical Dark: 21:01 - 06:13. Astro Dark: 21:42 - 05:32

Total Clouds (% Sky Obscured)

96
100
84
91
94
85
100
100
100
95
100
100
99
95
100
100
100
92
100
100
100
100
97
92

Low Clouds (% Sky Obscured)

12
5
7
51
73
81
76
93
78
80
32
44
61
75
89
89
80
77
86
73
89
75
68
9

Medium Clouds (% Sky Obscured)

17
15
84
91
94
85
94
99
83
45
35
29
24
26
36
30
3
29
34
59
38
21
26
21

High Clouds (% Sky Obscured)

88
100
24
20
16
15
90
100
99
19
100
100
94
77
100
100
100
69
100
100
100
100
69
52

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
2
4
0
0
0
1
1
0
1
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
8
9
9
9
10
10
10
10
11
11
11
12
12
13
13
13
14
14
14
14
12
12

Chance of Frost

Temperature (°C)

17
16
15
15
15
15
15
15
15
15
15
15
15
16
17
18
18
19
21
21
22
22
21
21

Feels Like (°C)

15
13
13
12
12
12
12
12
12
12
12
12
12
12
13
14
15
16
18
18
18
19
18
18

Dew Point (°C)

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

Relative Humidity (%)

58
64
68
68
70
71
71
71
73
73
73
76
80
77
75
72
71
68
63
61
58
58
59
61

Pressure (mb)

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

Ozone (du)

287
284
283
282
283
285
287
289
289
290
289
289
290
289
289
290
288
286
285
285
285
286
285
285

Saturday 19

Waxing Gibbous 59%

17:27

23:47

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:26, Set: 19:45, Transit: 13:35. Moon - Rise: 17:27, Set: 23:47. Civil Dark: 20:20 - 06:53. Nautical Dark: 20:59 - 06:14. Astro Dark: 21:40 - 05:34

Total Clouds (% Sky Obscured)

90
86
99
100
100
98
98
96
98
100
100
100
100
99
98
96
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

5
0
4
3
2
11
21
29
41
56
62
81
70
63
74
66
70
96
89
79
66
19
11
2

Medium Clouds (% Sky Obscured)

24
54
58
91
52
70
42
57
88
96
93
39
96
90
77
78
80
90
88
73
61
43
22
28

High Clouds (% Sky Obscured)

55
70
97
100
100
92
77
83
87
95
100
100
100
63
88
82
100
100
100
99
98
99
99
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
1
6
25
48
55
58
33
17
22
19
4
5
5
3
4
2
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
10
10
10
10
10
10
10
10
11
11
11
11
11
11
12
12
11
10
9
10
10
9
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
15
15
15
15
15
14
14
14
14
14
14
15
15
14
15
14
15
16
16
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

63
66
71
74
77
79
85
87
92
92
90
89
93
92
81
63
54
51
55
60
56
56
53
56

Pressure (mb)

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

Ozone (du)

285
286
286
287
288
289
288
289
290
290
290
290
290
289
289
288
286
285
286
286
286
286
286
285

Sunday 20

Waxing Gibbous 68%

17:54

00:54

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
13 Bad
14 Bad
15 OK
16 Bad
17 Bad
18 Bad
19 OK

Sun - Rise: 07:28, Set: 19:43, Transit: 13:35. Moon - Rise: 17:54, Set: 00:54. Civil Dark: 20:18 - 06:55. Nautical Dark: 20:57 - 06:16. Astro Dark: 21:37 - 05:35

Total Clouds (% Sky Obscured)

100
100
100
74
74
73
77
81
87
90
93
97
90
84
79
82
73
84
68
46
55
57
57
45

Low Clouds (% Sky Obscured)

2
1
0
4
7
13
17
22
24
34
38
26
23
10
50
62
10
14
14
18
42
46
46
35

Medium Clouds (% Sky Obscured)

24
19
20
15
9
5
4
4
7
16
16
20
20
26
79
62
18
18
20
21
33
21
20
17

High Clouds (% Sky Obscured)

100
100
100
68
67
64
68
69
74
74
75
78
64
50
37
36
30
39
38
11
5
3
1
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 (%)

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

Chance of Frost

Temperature (°C)

16
15
14
13
13
12
11
11
11
11
11
10
11
12
14
16
17
18
19
19
20
20
19
18

Feels Like (°C)

14
13
12
12
12
11
10
9
9
9
9
9
9
11
13
14
15
16
17
18
19
18
17
17

Dew Point (°C)

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

Relative Humidity (%)

63
66
70
72
74
75
75
76
77
76
77
77
76
69
61
60
57
50
45
41
39
40
42
50

Pressure (mb)

1027
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1031
1030
1030
1030
1029
1028
1028
1028
1028

Ozone (du)

285
285
286
286
285
283
282
281
279
278
277
277
277
276
276
276
276
276
277
277
277
277
278
277

Monday 21

Waxing Gibbous 77%

18:14

02:07

20 OK
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 OK
16 OK
17 OK
18 OK
19 Good

Sun - Rise: 07:29, Set: 19:40, Transit: 13:35. Moon - Rise: 18:14, Set: 02:07. Civil Dark: 20:15 - 06:56. Nautical Dark: 20:54 - 06:18. Astro Dark: 21:35 - 05:37

Total Clouds (% Sky Obscured)

37
33
76
76
74
72
75
79
83
84
87
89
69
63
54
51
51
47
43
42
44
37
23
6

Low Clouds (% Sky Obscured)

27
24
76
76
74
72
75
77
77
77
78
80
69
63
54
51
51
47
43
42
44
37
19
0

Medium Clouds (% Sky Obscured)

7
3
1
1
2
4
3
5
6
14
19
18
4
3
2
1
1
2
1
1
0
1
1
1

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
2
2
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
1
6
9
10
11
9
6
11
10
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
10
10
9
9
9
9
10
10
11
11
12
12
12
13
14
14
13
13
12
11
10
9
9

Relative Humidity (%)

59
65
68
65
66
67
70
75
79
83
83
87
90
87
83
82
76
69
62
59
53
50
52
54

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1029
1029
1029
1029
1029
1029
1028
1028
1027
1027
1027

Ozone (du)

276
275
275
274
273
272
272
272
270
270
270
270
270
271
272
273
274
274
275
275
275
275
275
275

Tuesday 22

Waxing Gibbous 85%

18:30

03:22

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

Sun - Rise: 07:31, Set: 19:38, Transit: 13:34. Moon - Rise: 18:30, Set: 03:22. Civil Dark: 20:13 - 06:58. Nautical Dark: 20:52 - 06:19. Astro Dark: 21:32 - 05:39

Total Clouds (% Sky Obscured)

4
3
2
2
1
0
5
11
17
35
54
71
62
53
52
51
53
53
65
74
82
87
93
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
3
6
9
8
9
8
9
8
5
4
4
6
5
3
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
1
1
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
4
9
14

High Clouds (% Sky Obscured)

2
1
0
0
0
0
1
2
3
26
47
66
49
35
24
21
29
36
57
69
79
85
92
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3

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

Chance of Frost

Temperature (°C)

17
16
15
14
13
13
12
12
11
11
11
11
10
12
14
16
18
19
20
20
21
21
20
18

Feels Like (°C)

20
17
16
16
15
15
14
11
12
12
11
11
11
10
10
12
12
13
14
20
19
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

56
59
61
63
66
70
72
73
76
77
77
77
76
69
61
56
50
45
40
39
38
37
40
43

Pressure (mb)

1027
1027
1027
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1023
1023
1023
1023

Ozone (du)

275
275
275
275
275
275
275
275
276
276
278
279
281
282
282
283
282
281
280
280
280
280
281
281

Wednesday 23

Waxing Gibbous 92%

18:44

04:38

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 OK
07 Good
08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:32, Set: 19:36, Transit: 13:34. Moon - Rise: 18:44, Set: 04:38. Civil Dark: 20:11 - 07:00. Nautical Dark: 20:49 - 06:21. Astro Dark: 21:30 - 05:41

Total Clouds (% Sky Obscured)

100
100
100
99
99
98
83
69
55
43
27
12
27
42
57
55
54
53

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
4
6
6
5
4
22
39
53

Medium Clouds (% Sky Obscured)

43
71
99
99
99
98
83
69
55
43
27
3
2
1
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
95
93
92
83
69
55
43
24
5
14
14
18
17
17
15

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 (%)

1
1
0
0
0
0
0
0
0
0
0
0
1
2
1
5
5
2

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)

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

Chance of Frost

Temperature (°C)

17
16
15
15
14
14
14
13
13
12
12
11
11
13
15
17
18
19

Feels Like (°C)

19
14
14
14
13
13
13
12
12
12
11
11
11
11
12
13
14
16

Dew Point (°C)

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

Relative Humidity (%)

48
49
52
53
55
56
57
60
63
66
67
67
68
64
60
57
59
62

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

282
283
285
286
289
291
293
298
303
308
304
301
297
296
295
294
292
291

Forecast for Brussels, Bruxelles-Capitale, Kingdom of Belgium (50.85,4.35)

Generated: 17/09/26 20:09:15. Forecast: 17/09/26 to 23/09/26. Timezone: UTC+2.00