Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 8

Waning Crescent 6%

05:06

18:03

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 OK
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:52, Set: 19:02, Transit: 13:27. Moon - Rise: 05:06, Set: 18:03. Civil Dark: 19:35 - 07:20. Nautical Dark: 20:13 - 06:42. Astro Dark: 20:52 - 06:03

Total Clouds (% Sky Obscured)

95
96
97
98
100
100
100
100
95
77
88
89
81
67
87
34
64
29
36
32
37
50
76
77

Low Clouds (% Sky Obscured)

95
87
95
98
94
90
89
84
73
71
75
76
68
52
71
34
55
29
36
32
30
32
35
31

Medium Clouds (% Sky Obscured)

95
96
97
98
100
100
100
95
41
4
20
14
47
45
38
0
24
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

95
96
89
98
80
100
100
50
62
0
0
0
0
0
0
0
0
0
0
0
6
19
40
47

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
95
95
58
40
44
49
49
53
49
47
37
29
32
20
14
12
2
1
2
2

Precipitation Amount (mm)

1.5
2.5
1.5
1.1
1.5
0.7
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
13
13
13
12
11
10
10
10
9
10
10
8
7
5
5
5
6
7
7
7
7
7

Relative Humidity (%)

95
96
95
95
93
92
89
84
83
84
81
83
80
68
62
54
52
57
61
71
76
80
82
82

Pressure (mb)

1005
1006
1006
1006
1007
1008
1009
1009
1010
1012
1013
1014
1015
1016
1017
1017
1018
1019
1020
1020
1021
1022
1022
1022

Ozone (du)

297
300
303
305
306
309
313
320
324
325
327
331
333
331
322
311
308
307
306
302
299
296
295
293

Friday 9

Waning Crescent 2%

06:25

18:15

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: 07:54, 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)

84
80
93
86
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
95
94
92
97
96

Low Clouds (% Sky Obscured)

32
8
0
0
0
31
85
92
100
100
100
100
93
90
77
69
57
66
68
64
88
83
84
87

Medium Clouds (% Sky Obscured)

0
20
31
78
96
79
100
96
100
90
100
100
100
94
77
64
65
94
86
67
52
74
44
40

High Clouds (% Sky Obscured)

57
58
76
65
63
61
69
100
100
100
100
100
100
100
100
74
43
100
45
0
0
0
0
11

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

1
0
0
0
1
19
48
69
88
54
42
47
41
20
12
8
12
18
51
84
88
91
82
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.6
0
0
0
0
0
0
0
0
0
0.2
0.3
0.5
0.6
0.5
0.6

Wind Speed/Direction (mph)

7
8
8
9
10
11
13
15
17
18
20
21
21
20
20
20
20
20
19
19
20
19
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
5
4
4
3
3
4
5
7
8
8
8
8
9
9
10
10
11
11
11
12
12
12

Relative Humidity (%)

81
80
77
74
73
69
67
67
72
82
85
84
85
83
83
80
80
82
84
86
87
92
90
89

Pressure (mb)

1022
1022
1022
1022
1021
1020
1020
1019
1018
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012
1012
1012

Ozone (du)

292
290
289
287
284
281
278
277
278
277
278
278
278
278
277
277
276
274
277
278
279
277
278
280

Saturday 10

New Moon 0%

07:43

18:29

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

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)

100
82
68
85
79
56
64
69
64
56
60
68
71
38
49
55
60
72
81
53
85
54
50
68

Low Clouds (% Sky Obscured)

97
68
48
45
36
10
21
21
17
16
23
68
71
16
41
55
60
65
69
44
70
51
50
59

Medium Clouds (% Sky Obscured)

55
39
13
0
65
56
64
64
60
47
45
0
0
27
20
0
0
0
20
33
29
25
22
20

High Clouds (% Sky Obscured)

49
2
26
55
60
56
64
60
15
3
0
0
0
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
76
26
18
17
6
4
2
2
4
2
3
6
5
5
3
2
7
43
53
32
23
18
14

Precipitation Amount (mm)

0.6
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
11
11
10
8
8
8
8
7
8
8
5
5
5
4
6
9
8
8
9
8

Relative Humidity (%)

90
87
90
89
90
92
91
88
90
88
81
70
70
65
52
49
50
48
57
76
77
79
87
85

Pressure (mb)

1011
1012
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

281
283
285
287
290
292
294
295
295
297
300
302
305
307
309
311
312
312
311
312
314
315
314
313

Sunday 11

Waxing Crescent 1%

09:00

18:44

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

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)

33
26
29
30
32
36
42
51
54
53
64
72
84
95
89
82
75
45
52
8
35
55
56
22

Low Clouds (% Sky Obscured)

27
18
22
28
31
31
27
29
27
28
26
40
73
85
77
73
64
39
45
7
35
55
53
14

Medium Clouds (% Sky Obscured)

15
8
5
3
0
0
0
0
0
0
0
12
23
35
29
23
17
11
5
0
2
4
5
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
9
16
40
35
40
50
50
45
50
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 (%)

16
19
9
9
3
3
3
3
2
2
1
3
8
12
5
10
4
4
5
2
0
2
3
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
85
85
85
85
85
85
80
71
63
58
55
53
53
54
53
54
60
68
64
62
65

Pressure (mb)

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

Ozone (du)

312
310
310
308
308
308
309
310
311
312
313
313
314
313
311
311
310
312
313
314
315
316
317
318

Monday 12

Waxing Crescent 4%

10:17

19:02

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

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)

45
30
25
9
1
1
0
0
1
10
3
10
17
22
14
7
2
8
12
17
22
26
30
26

Low Clouds (% Sky Obscured)

45
30
25
9
1
1
0
0
1
10
0
4
8
13
9
4
2
2
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
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)

0
0
0
0
0
0
0
0
1
2
2
2
2
2
1
1
1
6
11
16
21
25
29
26

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 (%)

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

Chance of Frost

Temperature (°C)

8
8
8
8
7
6
6
6
6
8
10
12
13
14
15
15
15
16
14
12
10
9
9
8

Feels Like (°C)

7
5
4
4
5
5
5
6
6
7
10
12
13
14
15
15
15
15
15
16
16
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

71
64
63
65
78
85
90
91
91
88
80
71
63
56
52
51
50
48
55
61
69
72
74
77

Pressure (mb)

1016
1016
1017
1017
1018
1018
1018
1019
1019
1020
1021
1021
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1025
1025

Ozone (du)

317
318
319
320
317
313
310
306
305
302
297
297
297
297
295
294
293
292
291
291
290
287
285
282

Tuesday 13

Waxing Crescent 9%

11:32

19:26

00 OK
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: 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)

22
23
43
66
75
71
71
68
68
77
78
83
90
95
97
98
100
100
100
100
99
99
98
96

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
13
22
29
31
32
38
62
75
67
69
70
66
59
60
66

Medium Clouds (% Sky Obscured)

0
0
1
3
3
9
14
20
28
32
43
43
45
46
62
76
90
84
78
72
67
66
60
53

High Clouds (% Sky Obscured)

22
23
43
66
75
65
51
36
25
14
3
31
57
82
71
62
52
65
74
79
59
26
0
4

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
0
1
5
14
23
23
16
10
4
5
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
6
6
6
6
6
7
7
8
9
10
11
11
11
11
11
10
10
9
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
78
78
77
78
78
80
78
71
62
54
48
43
38
39
40
40
43
46
49
50
50
51

Pressure (mb)

1025
1025
1025
1025
1024
1024
1024
1024
1024
1025
1025
1025
1024
1024
1024
1024
1024
1023
1024
1024
1024
1025
1025
1025

Ozone (du)

280
278
276
277
277
277
277
277
277
277
276
276
275
275
275
274
274
273
277
281
284
285
286
286

Wednesday 14

Waxing Crescent 15%

12:44

19:58

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)

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: 08/10/26 00:44:44. Forecast: 08/10/26 to 14/10/26. Timezone: UTC+2.00