Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 9

Waning Crescent 2%

06:25

18:15

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:54, Set: 19:00, Transit: 13:27. Moon - Rise: 06:25, Set: 18:15. Civil Dark: 19:33 - 07:21. Nautical Dark: 20:11 - 06:43. Astro Dark: 20:49 - 06:05

Total Clouds (% Sky Obscured)

81
85
89
100
100
100
100
100
100
100
100
100
98
100
100
99
99
97
96
96
35
44
79
72

Low Clouds (% Sky Obscured)

41
85
83
90
98
92
95
93
76
71
76
83
63
75
71
85
91
94
93
90
31
38
24
21

Medium Clouds (% Sky Obscured)

81
85
89
99
100
99
98
98
65
74
83
46
76
96
99
97
67
53
85
40
7
0
0
0

High Clouds (% Sky Obscured)

81
85
89
100
100
100
100
100
100
100
100
100
87
39
36
34
2
0
0
0
0
3
55
60

ISS Passover

Visibility (miles)

9
9
9
9
8
5
3
9
9
9
9
9
9
9
9
7
5
4
2
4
9
7
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
59
0
0
0

Precipitation Type

None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

76
95
51
77
86
95
95
56
33
5
2
4
7
29
53
73
75
95
83
77
47
42
27
8

Precipitation Amount (mm)

0
0
0
0.5
0.5
0.9
0.5
0
0
0
0
0
0
0
0
0.4
0.4
0.9
0.5
0.4
0
0
0
0

Wind Speed/Direction (mph)

8
9
11
15
17
19
21
22
21
20
20
19
19
19
18
18
18
18
18
17
17
15
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
3
4
3
2
3
4
5
6
8
9
9
9
9
10
10
10
10
10
12
11
9

Dew Point (°C)

3
2
1
3
5
7
7
8
9
9
10
11
12
12
12
12
13
12
13
13
12
12
12
10

Relative Humidity (%)

67
61
57
66
74
84
87
87
87
87
86
86
86
83
84
87
92
90
93
92
87
89
90
89

Pressure (mb)

1020
1020
1019
1018
1017
1016
1015
1015
1015
1014
1014
1013
1012
1012
1011
1011
1011
1011
1010
1010
1010
1011
1011
1012

Ozone (du)

283
280
278
277
276
275
274
275
275
275
276
274
273
274
275
274
274
275
277
279
282
284
284
285

Saturday 10

New Moon 0%

07:43

18:29

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

Sun - Rise: 07:55, Set: 18:58, Transit: 13:27. Moon - Rise: 07:43, Set: 18:29. Civil Dark: 19:31 - 07:23. Nautical Dark: 20:09 - 06:45. Astro Dark: 20:47 - 06:06

Total Clouds (% Sky Obscured)

55
9
20
18
18
22
31
37
68
44
57
77
86
76
83
77
75
88
88
87
64
73
55
33

Low Clouds (% Sky Obscured)

3
5
15
15
15
16
21
29
68
44
38
61
66
59
74
68
46
80
65
61
51
66
54
33

Medium Clouds (% Sky Obscured)

55
1
0
0
0
0
0
0
0
0
33
33
32
0
0
4
30
28
32
30
18
5
0
0

High Clouds (% Sky Obscured)

55
4
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
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 (%)

12
4
4
5
4
2
3
18
21
29
17
28
12
7
4
4
7
21
23
9
15
34
8
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)

11
10
10
10
11
11
13
15
16
16
16
17
16
14
13
11
8
10
10
11
12
11
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
93
91
88
83
72
68
69
60
55
62
57
53
58
64
63
61
60
57
60
59
65

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1012

Ozone (du)

290
295
299
303
304
306
308
307
305
303
304
305
307
305
305
305
304
303
303
301
300
299
299
299

Sunday 11

Waxing Crescent 1%

09:00

18:44

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:57, Set: 18:56, Transit: 13:27. Moon - Rise: 09:00, Set: 18:44. Civil Dark: 19:29 - 07:24. Nautical Dark: 20:07 - 06:46. Astro Dark: 20:45 - 06:08

Total Clouds (% Sky Obscured)

67
73
74
82
79
81
82
79
84
74
77
99
83
85
100
40
35
40
45
55
66
76
75
78

Low Clouds (% Sky Obscured)

22
35
34
37
34
33
31
33
30
25
25
35
66
36
30
25
25
30
30
43
63
74
75
76

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
16
24
10
12
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

60
60
65
60
55
50
40
42
45
52
58
98
77
85
100
40
35
40
45
23
32
3
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 (%)

2
2
2
6
3
5
6
5
8
9
8
11
5
22
19
21
24
27
27
18
4
2
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
12
11
11
12
12
13
14
13
12
12
11
10
9
6
5
4
5
5
6
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
73
78
81
81
77
69
60
55
52
50
49
50
54
62
71
80
84
88
93
91
91
90
91

Pressure (mb)

1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1016
1016
1017
1017
1017
1017
1018

Ozone (du)

300
299
300
301
303
303
303
303
303
300
297
297
297
296
296
296
296
297
301
302
302
304
303
303

Monday 12

Waxing Crescent 4%

10:17

19:02

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 Good
11 Good
12 OK
13 OK
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

Sun - Rise: 07:59, Set: 18:54, Transit: 13:26. Moon - Rise: 10:17, Set: 19:02. Civil Dark: 19:27 - 07:26. Nautical Dark: 20:05 - 06:48. Astro Dark: 20:43 - 06:10

Total Clouds (% Sky Obscured)

78
73
66
59
49
16
7
12
20
24
67
74
53
59
60
76
71
98
76
98
85
73
75
75

Low Clouds (% Sky Obscured)

78
73
66
59
27
9
3
7
12
17
19
21
24
30
33
38
29
28
22
16
12
8
12
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
9
19
28
27
26
29
29
56
24
77
62
38
27
26

High Clouds (% Sky Obscured)

0
0
2
22
36
4
5
4
8
6
56
54
15
32
42
60
55
93
58
81
39
26
16
11

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
1
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
5
5
6
7
8
8
8
8
8
6
6
6
6
6
7
7
8
9
8

Chance of Frost

Temperature (°C)

7
7
7
7
7
8
11
13
14
15
17
17
17
17
16
15
14
14
13
13
13
13
13
13

Feels Like (°C)

5
5
5
5
5
7
10
13
13
14
16
14
14
16
16
14
12
12
10
11
10
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

91
90
90
90
90
90
80
71
63
57
54
49
49
49
59
65
69
70
69
71
70
71
71
71

Pressure (mb)

1018
1018
1018
1019
1019
1020
1020
1021
1021
1021
1020
1020
1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

299
297
296
294
292
290
288
287
285
283
279
277
275
274
272
271
271
272
273
272
272
271
269
268

Tuesday 13

Waxing Crescent 9%

11:32

19:26

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:00, Set: 18:52, Transit: 13:26. Moon - Rise: 11:32, Set: 19:26. Civil Dark: 19:25 - 07:27. Nautical Dark: 20:03 - 06:49. Astro Dark: 20:41 - 06:11

Total Clouds (% Sky Obscured)

80
87
92
100
99
96
100
97
93
91
93
95
97
98
98
99
99
99
98
99
99
98
94
90

Low Clouds (% Sky Obscured)

19
21
23
25
29
27
26
80
76
88
91
95
97
98
97
89
85
82
79
78
83
86
87
90

Medium Clouds (% Sky Obscured)

26
35
37
43
42
36
35
80
55
44
37
31
20
22
38
55
38
21
8
5
2
0
0
0

High Clouds (% Sky Obscured)

4
17
31
59
69
77
100
77
71
61
53
49
60
69
67
65
47
25
3
3
3
4
4
5

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
4
14
29
37
33
22
9
13
18
21
23
24
21
17
15
13
14
12
10
9
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
8
7
5
7
7
8
10
12
14
13
12
11
11
11
11
12
12
12
12

Relative Humidity (%)

74
72
70
69
68
66
58
52
53
51
51
58
63
71
71
71
71
73
73
74
77
78
80
82

Pressure (mb)

1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026

Ozone (du)

267
266
265
263
263
263
263
262
262
261
261
261
261
261
262
264
266
268
270
273
272
271
271
272

Wednesday 14

Waxing Crescent 15%

12:44

19:58

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:02, Set: 18:50, Transit: 13:26. Moon - Rise: 12:44, Set: 19:58. Civil Dark: 19:23 - 07:29. Nautical Dark: 20:01 - 06:51. Astro Dark: 20:39 - 06:13

Total Clouds (% Sky Obscured)

88
92
96
100
95
90
84
74
66
57
59
61
63
75
87
100
93
90
85
88
82
75
70
70

Low Clouds (% Sky Obscured)

88
92
95
96
87
77
69
62
53
45
42
49
51
46
47
45
44
38
36
40
47
65
70
69

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
14
28
41
50
59

High Clouds (% Sky Obscured)

5
30
56
78
72
68
59
42
26
12
17
22
26
52
77
100
92
90
85
88
82
75
70
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
7
7
6
5
5
5
5
6
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

19
10
8
8
6
10
18
21
25
31
32
37
43
38
36
31
45
60
72
88
95
95
83
63

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0.3
0.4
0.6
0.7
0.7
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
12
12
13
13
13
14
14
14
19
19
19
18
19
19
13
12
12
12
12
11
11

Dew Point (°C)

13
12
12
12
12
12
12
12
12
12
13
13
14
14
14
14
14
14
13
12
12
12
11
11

Relative Humidity (%)

83
83
83
83
84
79
77
73
70
68
67
68
70
71
77
83
90
90
92
92
92
95
95
95

Pressure (mb)

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

Ozone (du)

274
275
277
278
280
280
281
281
281
281
281
284
288
292
294
296
298
300
302
303
304
305
305
306

Thursday 15

Waxing Crescent 23%

13:48

20:40

Sun - Rise: 08:04, Set: 18:48, Transit: 13:26. Moon - Rise: 13:48, Set: 20:40. Civil Dark: 19:21 - 07:31. Nautical Dark: 19:59 - 06:53. Astro Dark: 20:37 - 06:15

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Elst, Flemish Brabant, Kingdom of Belgium (50.77,4.89)

Generated: 09/10/26 04:04:50. Forecast: 09/10/26 to 15/10/26. Timezone: UTC+2.00