Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 23

Waxing Gibbous 94%

17:13

04:45

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
23 Bad

Sun - Rise: 08:17, Set: 18:31, Transit: 13:24. Moon - Rise: 17:13, Set: 04:45. Civil Dark: 19:05 - 07:43. Nautical Dark: 19:43 - 07:05. Astro Dark: 20:21 - 06:27

Total Clouds (% Sky Obscured)

91
91
95
100
100
100
100
100
100
100
81
70
100
100
97
97
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
66
75
78
75
77
82
82
86
73
68
70
90
100
91
93
95
98
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

69
91
95
100
100
100
100
98
96
95
43
38
92
100
93
86
90
73
100
64
100
86
100
96

High Clouds (% Sky Obscured)

45
56
50
45
55
100
74
86
45
100
46
5
91
86
54
3
100
4
3
31
67
55
55
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
9
9
9
9
9
3
6
7
4
4
4
9
9
6
5
4

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

Precipitation Probability (%)

30
65
23
31
42
66
95
89
35
5
9
24
91
81
72
95
95
80
95
95
95
95
95
95

Precipitation Amount (mm)

0
0.3
0
0
0
0.2
1.1
0.4
0
0
0
0
0.6
0.4
0.4
0.8
0.8
0.3
0.6
1.3
2.1
1.7
1
0.8

Wind Speed/Direction (mph)

9
10
12
16
16
17
18
19
21
21
22
24
25
26
28
30
32
33
31
29
28
27
26
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
7
7
7
7
7
7
8
8
8
8
7
10
10
9
10
9
9
8
8
8
7
8

Relative Humidity (%)

86
80
75
75
76
76
76
80
83
81
81
72
69
83
83
81
83
84
84
84
84
87
87
90

Pressure (mb)

1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1002
1000
999
997
996
994
994
994
995
997
999
1000
1002
1003

Ozone (du)

282
284
285
285
287
285
290
293
297
302
306
305
302
297
300
302
299
302
303
304
306
310
313
312

Saturday 24

Waxing Gibbous 96%

17:27

06:04

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

Sun - Rise: 08:19, Set: 18:29, Transit: 13:24. Moon - Rise: 17:27, Set: 06:04. Civil Dark: 19:03 - 07:45. Nautical Dark: 19:41 - 07:07. Astro Dark: 20:19 - 06:29

Total Clouds (% Sky Obscured)

100
100
99
98
94
79
67
61
47
31
62
94
91
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
98
93
84
79
67
61
47
31
52
34
27
48
40
50
60
84
82
69
86
88
90
91

Medium Clouds (% Sky Obscured)

93
91
90
95
88
66
7
2
3
4
2
0
33
57
70
71
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

40
29
55
59
55
37
2
0
2
8
47
85
82
100
100
100
72
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

4
3
2
9
3
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
5
2
2

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

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

Precipitation Probability (%)

95
95
90
83
95
59
32
4
3
1
0
0
1
3
10
19
36
42
69
95
95
95
95
95

Precipitation Amount (mm)

0.6
0.9
0.5
0.3
1.1
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
1.3
2.5
3.2
3.8

Wind Speed/Direction (mph)

23
23
23
24
23
22
20
19
18
16
16
16
18
18
19
18
18
19
20
21
23
25
26
28

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
88
91
93
87
81
79
75
75
71
67
61
57
60
70
78
80
71
80
84
87
88

Pressure (mb)

1004
1005
1006
1007
1009
1010
1011
1012
1013
1014
1014
1014
1014
1014
1014
1013
1012
1011
1010
1009
1007
1005
1003
1001

Ozone (du)

308
307
308
308
305
308
310
312
314
313
308
307
307
305
298
298
296
292
290
289
287
284
283
282

Sunday 25

Waxing Gibbous 98%

16:42

06:26

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 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 07:20, Set: 17:27, Transit: 12:24. Moon - Rise: 16:42, Set: 06:26. Civil Dark: 18:01 - 06:47. Nautical Dark: 18:40 - 06:08. Astro Dark: 19:18 - 05:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
67
70
54
44
70
64
58
31
34
28
45
53
67
43
37
3
3
5
7

Low Clouds (% Sky Obscured)

90
92
92
92
41
57
67
54
44
70
64
58
22
20
25
44
47
59
28
27
3
2
2
2

Medium Clouds (% Sky Obscured)

100
100
100
100
100
65
65
54
44
50
50
45
0
20
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
65
60
54
44
40
0
0
0
0
0
0
0
0
0
0
0
0
2
3

ISS Passover

Visibility (miles)

2
5
9
4
4
9
2
3
5
5
6
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

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

Precipitation Probability (%)

95
95
95
95
95
82
95
95
73
70
56
34
8
21
27
10
7
8
9
6
2
0
0
0

Precipitation Amount (mm)

2.6
1.9
2.2
1.8
0.4
0
0.9
0.4
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

30
29
26
26
25
24
22
19
18
19
20
21
22
22
21
21
20
19
16
15
15
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
10
12
13
13
11
11
10
9
10
10
11
8
8
7
7
6
6
4
3
3
3
4
4

Relative Humidity (%)

87
87
90
89
90
87
89
88
87
87
86
87
70
65
63
64
64
64
59
59
61
66
69
73

Pressure (mb)

999
998
996
995
995
995
996
998
999
1000
1000
1001
1002
1003
1004
1006
1007
1009
1010
1011
1012
1013
1014
1015

Ozone (du)

282
279
275
273
273
273
273
273
274
275
276
279
282
287
290
290
292
292
291
292
291
290
292
290

Monday 26

Full Moon 100%

17:03

07:52

00 Good
01 OK
02 OK
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
23 Bad

Sun - Rise: 07:22, Set: 17:26, Transit: 12:24. Moon - Rise: 17:03, Set: 07:52. Civil Dark: 17:59 - 06:48. Nautical Dark: 18:38 - 06:10. Astro Dark: 19:16 - 05:32

Total Clouds (% Sky Obscured)

9
23
35
74
62
99
100
100
100
99
100
100
100
100
100
100
100
100
100
93
85
78
77
76

Low Clouds (% Sky Obscured)

1
7
15
45
23
25
81
79
75
73
60
48
30
5
8
9
29
46
65
49
46
39
77
76

Medium Clouds (% Sky Obscured)

0
9
19
28
25
26
26
67
43
51
51
51
50
53
66
77
96
100
100
85
73
65
70
70

High Clouds (% Sky Obscured)

7
8
8
9
32
80
100
92
63
92
98
79
100
100
100
100
100
100
100
83
67
50
40
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
1
1
0
3
14
10
4
0
0
5
10
13
33
39
41
39
34
15
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
77
78
78
75
81
82
75
76
77
76
73
67
64
59
60
63
66
68
69
68
67
65
62

Pressure (mb)

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

Ozone (du)

287
285
282
282
281
282
283
287
286
284
282
280
278
276
275
274
273
274
272
271
270
270
269
268

Tuesday 27

Waning Gibbous 99%

17:30

09:21

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
23 Bad

Sun - Rise: 07:24, Set: 17:24, Transit: 12:24. Moon - Rise: 17:30, Set: 09:21. Civil Dark: 17:58 - 06:50. Nautical Dark: 18:36 - 06:11. Astro Dark: 19:14 - 05:33

Total Clouds (% Sky Obscured)

73
81
90
98
76
67
56
63
65
72
71
70
65
60
51
47
33
49
67
77
86
96
65
34

Low Clouds (% Sky Obscured)

73
81
32
17
15
14
14
15
13
11
14
17
17
22
19
15
17
26
37
50
58
59
32
16

Medium Clouds (% Sky Obscured)

70
75
56
7
1
3
5
3
2
0
7
15
25
37
50
47
33
33
1
2
2
0
0
0

High Clouds (% Sky Obscured)

45
67
82
93
44
28
9
22
36
47
52
58
60
57
50
31
29
40
55
58
57
56
30
14

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
48
78
95
93
75
45
37
30
19
15
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.8
0.6
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
8
8
9
11
10
10
11
12
13
14
15
16
14
13
11
13
14
14
8
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

61
60
60
61
66
70
71
74
75
74
71
67
65
63
64
64
66
73
78
86
86
87
88
90

Pressure (mb)

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

Ozone (du)

267
268
268
268
267
266
267
267
267
265
264
261
260
260
261
262
262
264
266
269
274
280
285
286

Wednesday 28

Waning Gibbous 95%

18:10

10:49

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

Sun - Rise: 07:26, Set: 17:22, Transit: 12:24. Moon - Rise: 18:10, Set: 10:49. Civil Dark: 17:56 - 06:52. Nautical Dark: 18:34 - 06:13. Astro Dark: 19:12 - 05:35

Total Clouds (% Sky Obscured)

3
2
2
3
9
16
22
22
25
25
27
32
34
46
58
66
58
40
31
28
28
33
54
78

Low Clouds (% Sky Obscured)

0
1
2
2
6
9
12
13
14
16
21
22
23
30
51
65
49
40
31
28
28
28
25
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
13
25
42
33
19
4
10
11
8
8
6

High Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
1
1
2
3
3
3
4
5
5
10
18
25
50
75

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
1
1
0
1
3
1
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
93
95
95
93
93
91
85
80
75
67
61
54
57
60
62
65
71
76
78
80
84
84

Pressure (mb)

1021
1022
1023
1023
1024
1025
1025
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1029
1029
1030
1030
1030
1031
1030

Ozone (du)

288
289
289
289
290
288
287
286
282
279
275
274
272
270
270
270
269
269
269
269
269
270
270
269

Thursday 29

Waning Gibbous 88%

19:06

12:06

Sun - Rise: 07:27, Set: 17:20, Transit: 12:24. Moon - Rise: 19:06, Set: 12:06. Civil Dark: 17:54 - 06:53. Nautical Dark: 18:33 - 06:14. Astro Dark: 19:11 - 05:36

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: 23/10/26 00:03:31. Forecast: 23/10/26 to 29/10/26. Timezone: UTC+2.00