Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 27

Waning Gibbous 95%

17:32

10:52

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

Sun - Rise: 07:28, Set: 17:26, Transit: 12:26. Moon - Rise: 17:32, Set: 10:52. Civil Dark: 18:00 - 06:54. Nautical Dark: 18:38 - 06:15. Astro Dark: 19:16 - 05:37

Total Clouds (% Sky Obscured)

77
82
93
100
100
100
100
97
65
57
24
30
20
21
22
23
23
25
33
35
45
42
24
31

Low Clouds (% Sky Obscured)

32
32
57
74
100
100
100
64
62
35
22
27
17
19
20
21
23
23
33
35
45
42
24
31

Medium Clouds (% Sky Obscured)

23
38
68
84
38
70
72
95
1
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0

High Clouds (% Sky Obscured)

53
82
93
43
80
70
55
19
45
57
0
0
0
0
0
0
2
5
1
0
0
1
1
4

ISS Passover

Visibility (miles)

9
9
9
9
9
6
9
6
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
1
8
49
95
90
41
9
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
1.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
18
18
18
17
15
14
13
12
11
10
10
9
9
8
8
8
7
7
7
7
8
10

Feels Like (°C)

13
13
14
14
14
15
12
12
12
10
9
10
10
9
8
8
8
7
7
7
7
7
8
9

Dew Point (°C)

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

Relative Humidity (%)

78
71
68
70
70
76
90
92
90
89
86
85
87
88
87
88
88
90
90
88
90
90
85
78

Pressure (mb)

1014
1014
1013
1013
1013
1013
1015
1016
1017
1018
1019
1020
1021
1022
1023
1023
1024
1024
1025
1026
1026
1027
1028
1028

Ozone (du)

259
261
262
265
269
270
268
265
266
270
280
288
295
296
299
301
302
305
309
309
310
309
308
307

Wednesday 28

Waning Gibbous 88%

18:12

No Set

11 OK
12 OK
13 OK
14 OK
15 Bad
16 Bad
17 OK
18 Good
19 OK
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

Sun - Rise: 07:30, Set: 17:24, Transit: 12:26. Moon - Rise: 18:12, Set: No Set. Civil Dark: 17:58 - 06:55. Nautical Dark: 18:37 - 06:17. Astro Dark: 19:15 - 05:39

Total Clouds (% Sky Obscured)

26
30
41
33
67
67
22
18
35
50
72
72
79
81
68
64
85
95
90
76
81
79
79
76

Low Clouds (% Sky Obscured)

26
30
41
33
28
30
16
2
28
33
24
36
31
40
48
60
56
66
72
62
68
61
65
61

Medium Clouds (% Sky Obscured)

4
5
5
0
0
0
4
8
10
15
27
25
31
35
26
18
13
1
3
3
3
1
0
0

High Clouds (% Sky Obscured)

4
2
5
4
45
51
10
6
3
3
2
2
1
2
2
2
70
87
72
48
35
23
25
30

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)

8
8
8
9
8
5
3
4
4
4
5
5
5
5
5
4
4
4
3
3
3
2
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
5
5
5
6
6
6
5
5
6
6
6
6
6
6
6
6
6
6
6
5
6
6

Relative Humidity (%)

72
64
59
57
56
61
66
71
73
73
76
77
78
81
81
82
82
84
84
84
84
81
77
71

Pressure (mb)

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

Ozone (du)

307
307
304
302
301
299
299
298
297
296
296
293
290
288
285
282
278
275
273
271
270
269
268
266

Thursday 29

Waning Gibbous 79%

19:08

12:09

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

Sun - Rise: 07:31, Set: 17:22, Transit: 12:26. Moon - Rise: 19:08, Set: 12:09. Civil Dark: 17:56 - 06:57. Nautical Dark: 18:35 - 06:18. Astro Dark: 19:13 - 05:40

Total Clouds (% Sky Obscured)

72
72
69
64
40
5
4
29
20
11
21
23
22
27
27
29
27
33
32
29
23
19
16
8

Low Clouds (% Sky Obscured)

51
48
43
40
7
0
0
29
20
11
21
23
22
27
27
29
27
33
32
29
23
19
16
8

Medium Clouds (% Sky Obscured)

0
2
4
14
40
4
3
4
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
35
40
39
35
2
3
1
0
1
1
2
2
1
0
2
1
2
0
0
1
1
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 (%)

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
6
6
6
5
5
6
6
6
6
6
6
5
5
5
5
5
5
5
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
63
60
58
59
63
71
76
78
80
80
80
78
77
75
75
75
76
76
78
79
78
71
63

Pressure (mb)

1031
1031
1030
1030
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1030
1030
1030
1030
1030

Ozone (du)

266
265
265
263
262
262
261
260
260
260
259
258
258
258
259
260
260
260
260
260
260
260
260
261

Friday 30

Waning Gibbous 69%

20:21

13:09

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

Sun - Rise: 07:33, Set: 17:20, Transit: 12:26. Moon - Rise: 20:21, Set: 13:09. Civil Dark: 17:54 - 06:59. Nautical Dark: 18:33 - 06:20. Astro Dark: 19:11 - 05:42

Total Clouds (% Sky Obscured)

5
0
5
12
21
25
35
47
59
50
45
45
46
46
60
64
65
66
71
78
80
76
78
71

Low Clouds (% Sky Obscured)

5
0
1
2
3
2
1
0
0
0
0
9
20
33
46
58
65
66
71
78
78
76
76
71

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)

1
0
5
12
21
25
35
47
58
50
45
37
26
15
17
10
4
4
4
15
22
15
15
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
52
49
47
49
55
62
66
69
70
73
71
71
70
71
71
74
75
75
78
78
78
73
64

Pressure (mb)

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

Ozone (du)

261
260
259
259
260
261
260
260
260
260
260
261
261
262
262
262
262
262
263
263
264
264
265
265

Saturday 31

Waning Gibbous 57%

21:45

13:52

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:35, Set: 17:18, Transit: 12:26. Moon - Rise: 21:45, Set: 13:52. Civil Dark: 17:53 - 07:00. Nautical Dark: 18:32 - 06:21. Astro Dark: 19:10 - 05:43

Total Clouds (% Sky Obscured)

62
63
78
78
73
72
68
68
65
69
79
77
76
78
80
81
82
86
86
86
76
72
72
76

Low Clouds (% Sky Obscured)

62
59
62
61
60
58
60
63
61
54
56
57
61
61
57
49
49
47
50
38
33
32
27
26

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)

5
20
35
33
25
22
10
6
5
8
24
15
11
13
16
22
32
59
57
52
43
32
16
25

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
3
3
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
4
4

Relative Humidity (%)

55
50
48
47
48
54
60
66
68
70
73
74
73
73
73
73
73
74
75
76
76
74
72
69

Pressure (mb)

1032
1031
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1033
1033
1033
1033
1033
1033
1033
1034
1034

Ozone (du)

264
264
264
263
263
263
262
263
263
262
263
263
262
261
261
261
262
262
262
262
261
261
261
260

Sunday 1

Third Quarter 46%

23:11

14:21

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:37, Set: 17:17, Transit: 12:26. Moon - Rise: 23:11, Set: 14:21. Civil Dark: 17:51 - 07:02. Nautical Dark: 18:30 - 06:23. Astro Dark: 19:08 - 05:45

Total Clouds (% Sky Obscured)

81
84
81
79
77
82
86
88
91
92
93
84
75
67
75
81
86
84
82
70
59
49
47
47

Low Clouds (% Sky Obscured)

25
28
24
23
26
28
35
33
19
18
22
16
11
10
15
23
28
36
44
52
38
24
10
13

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
9
7
7
7
9
6
3
0
0
0
0
0

High Clouds (% Sky Obscured)

33
43
40
37
46
54
58
62
68
69
70
53
37
22
30
37
47
25
12
4
2
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
8
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
1
1
3
5
3
2
3
3
0
9
10
4
4
3
0
8
8
7
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
60
57
59
61
63
68
76
83
84
84
87
88
88
90
91
95
95
94
93
93
90
85
82

Pressure (mb)

1034
1034
1034
1034
1034
1034
1034
1034
1034
1035
1035
1035
1035
1035
1035
1035
1035
1036
1036
1036
1036
1036
1037
1037

Ozone (du)

260
260
260
260
260
260
260
261
261
262
263
263
265
266
268
271
273
276
276
276
276
276
277
278

Monday 2

Waning Crescent 34%

00:36

14:42

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
06 Bad

Sun - Rise: 07:38, Set: 17:15, Transit: 12:26. Moon - Rise: 00:36, Set: 14:42. Civil Dark: 17:49 - 07:03. Nautical Dark: 18:28 - 06:24. Astro Dark: 19:07 - 05:46

Total Clouds (% Sky Obscured)

50
49
52
53
49
55
61
72
71
70
69
66
64
61
63
64
66
74
86
93

Low Clouds (% Sky Obscured)

14
13
12
15
30
47
60
71
69
68
68
64
58
50
43
30
27
28
40
58

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
20
30

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
2
3
3
12
23
32
45
56
63
64
58
59

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 (%)

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
70
64
65
66
67
67
67
67
68
70
73
78
82
88
91
93
94
94
96

Pressure (mb)

1037
1037
1036
1036
1036
1036
1036
1037
1037
1037
1037
1037
1037
1037
1037
1037
1037
1037
1036
1036

Ozone (du)

277
277
276
276
276
276
276
277
277
277
278
278
279
280
281
281
280
280
280
280

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

Generated: 27/10/26 11:04:17. Forecast: 27/10/26 to 02/11/26. Timezone: UTC+1.00