Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 2

Waning Gibbous 66%

22:15

15:18

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

Sun - Rise: 07:43, Set: 19:16, Transit: 13:29. Moon - Rise: 22:15, Set: 15:18. Civil Dark: 19:48 - 07:10. Nautical Dark: 20:26 - 06:32. Astro Dark: 21:05 - 05:53

Total Clouds (% Sky Obscured)

41
34
32
100
84
100
99
100
83
79
93
70
59
68
80
83
38
100
100
100
100
72
54
66

Low Clouds (% Sky Obscured)

23
24
14
18
21
16
5
0
25
32
30
30
28
25
11
0
0
0
0
0
0
3
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
11
30
36
21
33
24
28
10
28
18
2
2
2
0
0
0
0
0

High Clouds (% Sky Obscured)

4
12
32
100
71
100
99
100
77
64
76
38
29
34
57
68
30
100
100
100
100
66
52
66

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
11
10
9
9
10
13
14
16
17
18
19
19
18
17
15
13
12
12
12
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
90
90
83
74
67
57
48
43
39
38
39
46
54
58
63
70
74
79
79
80

Pressure (mb)

1030
1031
1031
1031
1031
1032
1032
1033
1033
1033
1032
1032
1031
1031
1031
1030
1030
1031
1030
1031
1030
1031
1030
1030

Ozone (du)

292
292
291
290
290
290
291
291
291
291
291
290
289
289
288
287
288
288
290
291
291
291
290
290

Saturday 3

Third Quarter 54%

23:30

16:11

03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 OK
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

Sun - Rise: 07:44, Set: 19:13, Transit: 13:29. Moon - Rise: 23:30, Set: 16:11. Civil Dark: 19:46 - 07:12. Nautical Dark: 20:24 - 06:34. Astro Dark: 21:03 - 05:55

Total Clouds (% Sky Obscured)

73
89
88
85
83
78
38
31
35
97
98
85
95
100
100
100
100
100
100
100
100
100
100
91

Low Clouds (% Sky Obscured)

0
14
23
22
26
26
0
0
0
0
10
20
23
33
27
27
0
0
1
13
21
6
8
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
46
69
31
63
89
100
100
90
100
100
100
100
100
91
91

High Clouds (% Sky Obscured)

73
78
57
54
49
44
38
31
35
95
95
77
75
100
100
100
100
100
100
100
100
100
100
65

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
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)

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

Chance of Frost

Temperature (°C)

11
10
9
8
8
8
9
12
16
18
19
20
20
21
20
19
18
16
16
15
14
14
13
13

Feels Like (°C)

10
9
9
7
8
7
9
12
16
18
19
19
20
19
19
17
16
14
14
13
13
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

79
81
84
84
85
84
75
69
61
57
53
51
50
48
48
54
62
68
69
69
70
71
70
70

Pressure (mb)

1030
1030
1029
1029
1029
1029
1030
1030
1030
1029
1029
1029
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028

Ozone (du)

290
291
291
293
293
294
294
294
295
296
296
296
295
295
296
297
296
297
298
298
300
300
301
303

Sunday 4

Waning Crescent 42%

00:55

16:48

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

Sun - Rise: 07:46, Set: 19:11, Transit: 13:29. Moon - Rise: 00:55, Set: 16:48. Civil Dark: 19:44 - 07:13. Nautical Dark: 20:22 - 06:35. Astro Dark: 21:01 - 05:56

Total Clouds (% Sky Obscured)

89
100
100
100
100
100
100
100
100
87
53
63
66
32
34
46
47
37
22
8
19
29
40
75

Low Clouds (% Sky Obscured)

0
5
6
0
0
0
0
0
0
0
4
14
21
21
34
46
47
36
22
8
19
29
40
45

Medium Clouds (% Sky Obscured)

89
77
38
25
14
15
7
0
0
15
23
14
18
19
4
23
14
9
4
0
0
0
0
0

High Clouds (% Sky Obscured)

77
100
100
100
100
100
100
100
100
82
30
45
45
1
1
0
0
0
0
0
0
0
0
34

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
10
9
8
9
9
11
13
15
17
19
18
18
20
19
17
16
15
14
14
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

71
72
71
72
73
77
73
64
59
54
52
49
48
46
46
51
59
64
67
69
71
73
76
80

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1029
1029
1028
1028
1028
1027
1027
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

304
305
306
305
302
301
300
299
299
300
300
299
299
301
304
305
305
303
300
298
294
290
288
285

Monday 5

Waning Crescent 31%

02:21

17:14

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

Sun - Rise: 07:47, Set: 19:09, Transit: 13:28. Moon - Rise: 02:21, Set: 17:14. Civil Dark: 19:42 - 07:15. Nautical Dark: 20:20 - 06:37. Astro Dark: 20:58 - 05:58

Total Clouds (% Sky Obscured)

95
100
96
95
100
91
82
75
72
63
51
38
34
28
17
8
0
0
0
0
6
12
20
31

Low Clouds (% Sky Obscured)

50
50
45
40
40
39
44
43
48
47
48
38
34
27
17
8
0
0
0
0
4
7
10
12

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
2
2
2
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

55
55
36
21
29
23
12
4
2
4
0
0
0
3
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
83
86
84
87
79
65
54
45
40
37
36
34
34
42
50
55
58
60
63
64
65
64

Pressure (mb)

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

Ozone (du)

284
280
279
278
278
278
278
277
275
273
273
272
273
272
273
272
271
271
271
272
272
271
271
271

Tuesday 6

Waning Crescent 21%

No Rise

17:34

03 OK
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

Sun - Rise: 07:49, Set: 19:07, Transit: 13:28. Moon - Rise: No Rise, Set: 17:34. Civil Dark: 19:40 - 07:16. Nautical Dark: 20:18 - 06:38. Astro Dark: 20:56 - 06:00

Total Clouds (% Sky Obscured)

42
55
67
78
92
98
96
95
93
91
90
85
83
80
96
98
100
100
99
99
99
100
100
98

Low Clouds (% Sky Obscured)

15
18
20
29
60
98
96
95
93
90
88
84
83
80
93
92
78
51
31
20
22
21
20
13

Medium Clouds (% Sky Obscured)

0
0
3
6
11
14
18
24
20
21
22
24
26
30
52
68
81
86
89
94
95
96
96
87

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
26
50
73
77
83
89
92
95
98
97

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
1
2
2
1
3
3
2
5
5
3
18
19
11
16

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
3
2
2
2
2
3
3
3
4
4
3
3
3
3
3
3
3
4
4

Chance of Frost

Temperature (°C)

11
10
10
10
9
9
10
12
13
15
16
18
18
19
19
18
17
16
16
15
14
14
14
14

Feels Like (°C)

10
10
10
10
9
8
9
10
12
13
15
16
16
17
17
17
17
17
15
14
14
14
13
13

Dew Point (°C)

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

Relative Humidity (%)

65
65
66
66
67
64
56
54
50
47
47
46
47
48
49
50
51
51
56
60
66
67
68
70

Pressure (mb)

1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

271
271
271
271
271
272
272
273
273
274
275
275
276
277
277
281
285
290
293
297
301
301
301
301

Wednesday 7

Waning Crescent 12%

03:45

17:49

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
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:51, Set: 19:05, Transit: 13:28. Moon - Rise: 03:45, Set: 17:49. Civil Dark: 19:37 - 07:18. Nautical Dark: 20:15 - 06:40. Astro Dark: 20:54 - 06:01

Total Clouds (% Sky Obscured)

98
97
86
77
66
75
87
97
96
96
95
94
93
91
92
91
92
94
97
100
99
99
97
97

Low Clouds (% Sky Obscured)

8
3
12
17
24
26
28
33
42
44
46
46
54
51
52
55
56
59
65
57
55
55
59
68

Medium Clouds (% Sky Obscured)

75
61
33
18
6
26
45
67
54
44
36
57
69
82
75
67
59
72
81
92
93
95
97
97

High Clouds (% Sky Obscured)

97
96
70
43
17
39
61
83
86
88
89
67
46
25
31
42
55
74
91
100
99
99
95
90

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
8
7
5
3
3
3
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
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

12
4
5
4
2
4
2
0
8
17
24
47
65
84
86
89
89
71
60
44
47
57
66
60

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
12
11
11
11
11
11
11
11
11
11
17
17
17
18
18
18
13
13
13
13
12
11

Dew Point (°C)

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

Relative Humidity (%)

75
81
87
87
87
87
79
73
65
61
58
54
60
65
72
77
83
89
90
93
95
95
96
98

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1017
1018
1017
1017
1016
1016
1016
1015
1016
1016
1017
1017
1017
1018
1018
1018
1018

Ozone (du)

299
297
295
293
292
290
291
292
293
295
297
300
300
299
299
300
300
300
300
299
298
302
305
308

Thursday 8

Waning Crescent 6%

05:06

18:03

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)

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: 02/10/26 03:15:11. Forecast: 02/10/26 to 08/10/26. Timezone: UTC+2.00