Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 20

Waxing Gibbous 77%

17:54

00:54

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 OK
20 Good
21 Good
22 OK

Sun - Rise: 07:28, Set: 19:43, Transit: 13:35. Moon - Rise: 17:54, Set: 00:54. Civil Dark: 20:15 - 06:55. Nautical Dark: 20:54 - 06:16. Astro Dark: 21:35 - 05:35

Total Clouds (% Sky Obscured)

63
71
76
74
64
83
91
100
95
90
99
100
97
97
100
100
80
55
70
51
34
0
0
20

Low Clouds (% Sky Obscured)

0
3
8
11
2
1
10
15
18
16
12
13
21
29
22
23
21
18
22
2
0
0
0
0

Medium Clouds (% Sky Obscured)

13
16
0
39
62
38
64
67
39
20
13
18
29
22
12
14
13
14
14
12
12
0
0
3

High Clouds (% Sky Obscured)

63
71
76
46
21
67
70
100
76
67
97
100
93
90
100
100
60
29
28
22
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
9
9
8
8
8
8
8
8
8
10
11
13
15
16
16
17
17
17
16
16
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

64
65
63
67
68
69
71
71
73
74
67
59
53
49
46
44
42
39
38
41
49
56
61
67

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1031
1030
1030
1030
1030
1030
1030
1031

Ozone (du)

292
291
289
286
285
284
282
281
278
278
278
277
277
275
275
274
275
276
274
272
270
270
271
273

Monday 21

Waxing Gibbous 85%

18:14

02:07

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

Sun - Rise: 07:29, Set: 19:40, Transit: 13:35. Moon - Rise: 18:14, Set: 02:07. Civil Dark: 20:13 - 06:56. Nautical Dark: 20:52 - 06:18. Astro Dark: 21:32 - 05:37

Total Clouds (% Sky Obscured)

43
0
8
4
0
18
20
31
68
94
84
36
26
19
16
16
28
38
21
19
20
18
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
5
8
20
51
94
84
26
20
13
12
15
24
34
18
12
12
13
0
0

Medium Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
13
13
13
12
12
13
11
11
11
14
16
19
20
20
21
21
20
20
20
18
16
16

Dew Point (°C)

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

Relative Humidity (%)

71
75
77
80
81
81
81
81
80
76
67
60
51
47
46
45
45
47
50
53
61
67
70
73

Pressure (mb)

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

Ozone (du)

274
274
273
273
272
272
271
271
271
271
271
271
272
273
272
271
271
271
272
272
273
274
273
273

Tuesday 22

Waxing Gibbous 81%

18:30

03:22

23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 OK
06 OK
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 OK

Sun - Rise: 07:31, Set: 19:38, Transit: 13:34. Moon - Rise: 18:30, Set: 03:22. Civil Dark: 20:11 - 06:58. Nautical Dark: 20:49 - 06:19. Astro Dark: 21:30 - 05:39

Total Clouds (% Sky Obscured)

5
18
3
0
0
2
23
34
70
60
49
67
89
93
88
93
78
91
78
100
83
58
51
22

Low Clouds (% Sky Obscured)

4
12
3
0
0
0
0
0
0
0
0
0
0
8
12
15
20
25
18
56
58
43
42
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
14
17
22
15
17
49
55
67
14
25
17
10
2

High Clouds (% Sky Obscured)

0
0
0
0
0
2
18
31
64
54
49
46
73
77
69
76
50
80
45
86
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
1
2
19
17
11
17
20

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
3
3
2
2
2
2
2
2
3
3
1
2
3
4
5
5
5
4
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
80
83
82
81
81
81
81
83
81
73
66
60
55
51
50
51
60
63
62
72
77
78
78

Pressure (mb)

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

Ozone (du)

274
273
274
275
274
275
275
276
277
277
278
280
280
280
279
279
279
280
282
285
289
295
298
301

Wednesday 23

Waxing Gibbous 92%

18:44

04:38

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: 07:32, Set: 19:36, Transit: 13:34. Moon - Rise: 18:44, Set: 04:38. Civil Dark: 20:08 - 07:00. Nautical Dark: 20:47 - 06:21. Astro Dark: 21:27 - 05:41

Total Clouds (% Sky Obscured)

44
60
85
87
90
92
95
97
100
97
97
95
84
73
66
59
61
62
73
82
89
92
93
94

Low Clouds (% Sky Obscured)

40
57
85
87
90
92
92
92
92
84
91
92
84
70
66
59
61
62
70
75
75
70
70
70

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
2
6
7

High Clouds (% Sky Obscured)

0
0
0
3
5
5
22
58
100
59
83
71
26
40
39
15
49
54
57
74
85
90
86
66

ISS Passover

Visibility (miles)

9
9
8
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 (%)

26
5
7
3
2
1
4
9
1
0
2
2
11
11
3
0
9
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
5
5
6
6
7
7
7
6
6
6
6
7
8
8
7
7
8
7
7
6
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
95
95
90
83
75
71
71
79
70
68
70
68
61
56
56
54
55
58
60
62
64
66
68

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1022

Ozone (du)

304
305
305
305
306
304
302
302
301
300
299
299
297
296
295
293
290
289
288
287
286
286
286
285

Thursday 24

Waxing Gibbous 96%

18:57

05:54

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 OK
17 OK
18 OK
19 Good
20 Good
21 Good
22 OK

Sun - Rise: 07:34, Set: 19:33, Transit: 13:34. Moon - Rise: 18:57, Set: 05:54. Civil Dark: 20:06 - 07:01. Nautical Dark: 20:45 - 06:23. Astro Dark: 21:25 - 05:43

Total Clouds (% Sky Obscured)

95
96
97
98
99
100
99
98
70
66
68
93
93
85
80
68
56
45
37
26
11
11
15
21

Low Clouds (% Sky Obscured)

65
60
55
60
60
60
41
24
9
5
8
15
7
0
23
22
20
19
18
9
0
0
5
11

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

94
68
88
98
91
87
97
95
66
66
65
89
92
84
80
66
53
39
31
16
4
4
3
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
2
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
3
3
4
4
4
4
4
4
4
4
5
6
6
7
7
6
6
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

15
14
14
14
14
14
14
14
14
14
16
18
19
21
23
24
24
24
24
22
21
19
18
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
70
71
74
75
76
78
82
87
89
85
78
71
66
59
54
52
51
50
54
59
63
67
71

Pressure (mb)

1022
1022
1022
1021
1021
1020
1020
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

285
284
283
281
280
279
278
277
276
275
274
275
276
276
275
274
275
275
275
275
276
276
276
276

Friday 25

Waxing Gibbous 99%

19:09

07:12

23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
09 OK
10 OK
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: 19:31, Transit: 13:33. Moon - Rise: 19:09, Set: 07:12. Civil Dark: 20:04 - 07:03. Nautical Dark: 20:42 - 06:24. Astro Dark: 21:22 - 05:44

Total Clouds (% Sky Obscured)

43
55
65
67
70
69
63
52
40
40
40
44
59
65
64
76
87
97
96
95
89
90
92
96

Low Clouds (% Sky Obscured)

14
14
18
19
19
20
22
18
15
13
15
16
9
6
3
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

16
28
42
43
43
42
31
16
5
5
5
5
6
10
9
35
61
86
80
73
63
66
69
72

High Clouds (% Sky Obscured)

1
0
0
21
42
62
63
52
40
40
40
29
29
28
28
45
59
64
53
43
31
48
65
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 (%)

0
0
0
0
0
0
5
6
5
7
6
2
7
6
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
5
5
5
4
3
3
3
3
4
4
4
5
5
5
4
4
4
5
4
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
76
79
79
82
81
83
81
83
70
61
53
46
40
35
33
31
29
33
37
41
47
53

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

276
276
277
277
279
280
282
283
284
286
286
286
287
285
284
283
282
281
280
281
282
283
283
283

Saturday 26

Full Moon 100%

19:23

08:32

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: 07:37, Set: 19:29, Transit: 13:33. Moon - Rise: 19:23, Set: 08:32. Civil Dark: 20:02 - 07:04. Nautical Dark: 20:40 - 06:26. Astro Dark: 21:20 - 05:46

Total Clouds (% Sky Obscured)

97
99
100
97
94
92
94
98
100
98
96
94
96
98
100
95
91
86
91
95
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

81
90
100
70
41
11
18
25
32
37
45
52
38
27
17
17
15
11
16
16
16

High Clouds (% Sky Obscured)

66
77
62
52
68
86
91
95
100
97
95
93
96
97
100
93
86
78
86
93
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

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

Precipitation Probability (%)

0
0
0
8
11
5
19
23
30
39
45
48
39
28
3
7
9
6
15
16
11

Precipitation Amount (mm)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
70
80
90
90
92
92
90
89
89
78
68
60
56
53
49
44
40
37
44
52

Pressure (mb)

1017
1017
1017
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1021
1021

Ozone (du)

283
284
285
286
287
289
290
291
292
293
293
293
293
294
296
297
299
301
303
304
305

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

Generated: 20/09/26 23:31:42. Forecast: 20/09/26 to 26/09/26. Timezone: UTC+2.00