Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 12

New Moon 0%

07:09

21:09

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

Sun - Rise: 06:27, Set: 21:08, Transit: 13:47. Moon - Rise: 07:09, Set: 21:09. Civil Dark: 21:46 - 05:50. Nautical Dark: 22:33 - 05:03. Astro Dark: 23:31 - 04:06

Total Clouds (% Sky Obscured)

10
8
7
6
19
3
3
0
0
0
0
0
0
1
3
4
7
8
7
5
3
2
3
3

Low 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

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
0
0
0

High Clouds (% Sky Obscured)

2
2
2
3
19
3
3
0
0
0
0
0
0
1
3
4
7
8
7
5
3
2
2
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 (%)

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)

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

Chance of Frost

Temperature (°C)

27
29
31
32
33
33
32
30
27
25
24
22
21
21
20
20
19
19
19
21
24
27
29
31

Feels Like (°C)

25
27
29
30
31
30
29
27
25
23
22
21
20
19
19
19
18
18
18
20
23
26
29
31

Dew Point (°C)

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

Relative Humidity (%)

15
14
13
13
13
13
14
16
19
21
24
29
33
32
32
32
32
32
32
29
24
20
17
14

Pressure (mb)

1024
1023
1023
1022
1022
1022
1021
1022
1022
1022
1022
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

311
310
310
311
310
309
308
308
308
308
308
308
308
307
306
305
304
303
302
302
302
302
303
304

Thursday 13

Waxing Crescent 1%

08:34

21:25

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

Sun - Rise: 06:29, Set: 21:07, Transit: 13:47. Moon - Rise: 08:34, Set: 21:25. Civil Dark: 21:44 - 05:52. Nautical Dark: 22:31 - 05:05. Astro Dark: 23:28 - 04:09

Total Clouds (% Sky Obscured)

3
0
0
0
0
0
0
3
48
3
4
23
3
2
2
2
2
3
3
8
12
18
44
5

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
9
44
4

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
2
44
3
3
23
2
2
2
2
2
3
3
7
8
6
2
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
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)

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

Chance of Frost

Temperature (°C)

33
35
36
36
36
36
35
34
30
28
27
26
25
24
23
22
22
22
21
23
26
30
32
33

Feels Like (°C)

32
34
35
36
36
36
35
33
30
28
27
25
22
22
21
20
21
20
20
22
25
28
31
30

Dew Point (°C)

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

Relative Humidity (%)

13
11
10
10
10
10
10
13
16
19
22
23
24
24
25
26
27
27
28
26
20
18
16
17

Pressure (mb)

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

Ozone (du)

304
304
304
304
304
304
303
303
303
303
304
304
306
307
306
304
302
302
302
303
304
304
303
302

Friday 14

Waxing Crescent 4%

09:55

21:39

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

Sun - Rise: 06:30, Set: 21:05, Transit: 13:47. Moon - Rise: 09:55, Set: 21:39. Civil Dark: 21:41 - 05:54. Nautical Dark: 22:29 - 05:07. Astro Dark: 23:25 - 04:12

Total Clouds (% Sky Obscured)

18
32
29
26
26
28
22
5
2
8
25
0
11
0
0
55
48
81
79
97
98
98
100
93

Low 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
6
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
5
14
0
8
0
0
35
34
47
34
41
44
92
60
66

High Clouds (% Sky Obscured)

18
32
29
26
26
26
18
5
2
0
0
0
0
0
0
26
14
71
74
96
98
82
100
92

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
5
9
32
25
29
32
31
25

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)

6
7
7
9
10
12
12
11
8
7
5
4
3
3
3
2
3
3
3
4
4
5
6
7

Chance of Frost

Temperature (°C)

35
36
36
37
36
35
32
30
27
25
23
22
21
20
20
19
19
19
19
20
22
24
25
26

Feels Like (°C)

33
33
34
34
32
31
29
27
26
25
24
24
23
23
22
22
22
21
22
22
22
24
25
25

Dew Point (°C)

4
5
6
6
7
8
8
9
11
12
12
13
12
12
12
12
12
12
12
11
11
10
9
9

Relative Humidity (%)

15
14
14
14
16
19
21
26
35
44
50
55
58
60
60
60
62
62
62
56
48
41
36
34

Pressure (mb)

1015
1014
1014
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

302
301
301
302
302
302
302
302
302
302
302
302
304
304
305
305
305
305
305
302
301
301
301
303

Saturday 15

Waxing Crescent 10%

11:13

21:52

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:32, Set: 21:03, Transit: 13:47. Moon - Rise: 11:13, Set: 21:52. Civil Dark: 21:39 - 05:55. Nautical Dark: 22:26 - 05:09. Astro Dark: 23:21 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
100
100
100
100
100
100
93
94
97
94
92
94
97
100
100
100

Low Clouds (% Sky Obscured)

23
15
28
21
32
16
20
60
51
41
43
46
47
56
57
60
66
66
70
72
57
57
71
72

Medium Clouds (% Sky Obscured)

93
96
97
100
100
86
87
100
100
100
92
82
76
76
23
25
23
17
15
12
5
0
0
0

High Clouds (% Sky Obscured)

100
97
95
93
95
76
100
100
100
100
100
100
100
100
77
78
90
80
72
80
90
100
100
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
9
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
29
29
27
20
17
21
56
52
45
32
29
24
11
5
3
5
10
6
18
23
25
22
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
27
28
27
26
25
26
24
22
21
20
20
19
19
18
18
18
18
18
19
19
21
21
22

Feels Like (°C)

26
26
28
26
24
25
25
22
21
20
19
19
19
20
19
18
17
17
18
19
19
20
21
21

Dew Point (°C)

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

Relative Humidity (%)

34
35
32
33
41
46
40
52
73
81
84
86
88
90
92
92
90
82
77
77
75
67
64
61

Pressure (mb)

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

Ozone (du)

303
305
305
305
305
307
306
305
304
305
306
308
309
310
311
310
313
315
317
319
319
318
318
318

Sunday 16

Waxing Crescent 18%

12:30

22:05

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

Sun - Rise: 06:33, Set: 21:01, Transit: 13:46. Moon - Rise: 12:30, Set: 22:05. Civil Dark: 21:37 - 05:57. Nautical Dark: 22:24 - 05:11. Astro Dark: 23:18 - 04:17

Total Clouds (% Sky Obscured)

100
100
90
95
71
37
2
1
20
14
11
20
29
28
28
31
28
22
20
21
24
25
41
56

Low Clouds (% Sky Obscured)

76
75
46
58
55
33
2
0
0
0
5
11
16
12
10
5
6
8
10
18
24
25
41
56

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
0
0
0

High Clouds (% Sky Obscured)

100
90
80
73
44
21
0
1
20
14
2
3
3
10
16
23
19
19
18
10
6
0
14
29

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 (%)

11
1
2
0
0
1
0
0
0
0
0
0
0
0
0
0
1
2
3
6
8
9
13
13

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

Chance of Frost

Temperature (°C)

23
24
24
25
23
23
22
21
19
18
17
16
15
15
15
14
14
14
14
15
16
18
20
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
50
43
39
52
50
51
54
60
64
68
74
78
80
82
82
82
80
79
78
68
61
55
51

Pressure (mb)

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

Ozone (du)

320
320
319
320
321
322
323
322
323
324
326
328
329
331
332
332
333
337
340
344
341
338
335
333

Monday 17

Waxing Crescent 27%

No Rise

22:19

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

Sun - Rise: 06:35, Set: 20:59, Transit: 13:46. Moon - Rise: No Rise, Set: 22:19. Civil Dark: 21:35 - 05:59. Nautical Dark: 22:21 - 05:13. Astro Dark: 23:15 - 04:20

Total Clouds (% Sky Obscured)

72
61
51
41
54
67
78
84
88
93
89
83
80
83
86
89
90
92
94
96
99
100
99
99

Low Clouds (% Sky Obscured)

68
61
51
41
37
20
0
0
0
0
0
0
0
0
0
0
0
0
0
10
29
53
72
85

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
10
15
20
24
34
44
51
59
54
54
52
53
58
75
80
87

High Clouds (% Sky Obscured)

42
28
14
0
26
52
78
84
88
93
89
83
80
61
44
37
29
25
21
27
28
35
25
30

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 (%)

11
9
5
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
3
13
13
15
13
10

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

Chance of Frost

Temperature (°C)

21
22
22
23
24
23
22
20
19
18
16
16
15
14
14
15
15
15
15
15
16
18
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
46
41
37
33
36
40
44
50
57
66
68
70
74
75
75
76
72
68
65
56
47
40
41

Pressure (mb)

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

Ozone (du)

331
329
328
328
328
325
323
320
319
319
318
316
314
312
310
308
307
306
304
303
303
303
303
302

Tuesday 18

Waxing Crescent 36%

13:46

22:36

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
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:37, Set: 20:57, Transit: 13:46. Moon - Rise: 13:46, Set: 22:36. Civil Dark: 21:33 - 06:01. Nautical Dark: 22:19 - 05:15. Astro Dark: 23:12 - 04:23

Total Clouds (% Sky Obscured)

98
98
98
97
94
90
87
80
73
68
70
73
76
76
77
81
76
72
71

Low Clouds (% Sky Obscured)

96
95
95
95
92
89
85
79
73
67
66
67
68
65
62
59
50
41
29

Medium Clouds (% Sky Obscured)

94
76
57
39
26
14
2
2
2
1
5
11
16
23
27
28
30
31
32

High Clouds (% Sky Obscured)

30
30
18
10
7
5
0
1
1
2
16
30
38
35
29
25
32
45
63

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
3
2
0
2
2
2
10
15
19
29
35
40
34
27
15
13
10
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
21
22
23
23
23
23
22
21
20
20
20
20
20
20
20
20
20

Feels Like (°C)

15
15
17
17
17
17
18
18
19
19
20
19
20
21
19
20
21
21
21

Dew Point (°C)

6
7
9
12
14
15
16
17
18
18
18
18
18
19
19
19
19
19
19

Relative Humidity (%)

42
43
47
52
55
60
65
71
76
80
85
86
89
91
92
93
95
93
92

Pressure (mb)

1017
1016
1016
1015
1015
1015
1015
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

302
301
301
301
301
301
301
301
301
301
300
302
304
306
307
309
311
312
314

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

Generated: 12/08/26 13:30:39. Forecast: 12/08/26 to 18/08/26. Timezone: UTC+2.00