Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 98%

23:11

06:57

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

Sun - Rise: 05:42, Set: 21:50, Transit: 13:46. Moon - Rise: 23:11, Set: 06:57. Civil Dark: 22:34 - 04:58. Nautical Dark: 23:36 - 03:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

17
27
0
0
0
2
0
100
38
53
42
37
38
100
91
66
46
37
50
96
47
60
52
56

Low Clouds (% Sky Obscured)

0
22
41
45
38
29
45
47
38
49
42
37
36
27
17
25
20
31
30
4
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
1
1
1
1
1
44
32
23
29
39
39
52
37
45

High Clouds (% Sky Obscured)

8
6
1
49
51
52
100
100
38
0
1
0
4
100
82
8
1
2
3
86
2
1
1
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
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

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

Chance of Frost

Temperature (°C)

18
17
16
16
15
14
14
15
16
18
19
21
22
23
25
26
26
26
26
26
25
23
21
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
81
86
87
94
98
98
94
86
76
67
54
44
37
33
30
30
31
32
30
28
35
49
61

Pressure (mb)

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

Ozone (du)

346
344
344
344
343
341
341
339
340
341
346
342
338
337
338
338
338
338
338
337
337
340
341
343

Sunday 13

Waning Gibbous 95%

23:28

08:19

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 OK
18 Bad
19 OK
20 Good
21 Good
22 OK
23 Bad

Sun - Rise: 05:43, Set: 21:49, Transit: 13:46. Moon - Rise: 23:28, Set: 08:19. Civil Dark: 22:32 - 04:59. Nautical Dark: 23:35 - 03:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

38
45
31
51
63
98
89
76
78
92
86
67
54
65
100
95
93
43
59
37
3
0
44
53

Low Clouds (% Sky Obscured)

0
0
0
25
47
96
81
72
78
74
86
66
51
50
15
8
10
3
6
27
0
0
0
21

Medium Clouds (% Sky Obscured)

31
34
20
29
30
38
35
22
0
0
0
0
0
0
35
0
27
0
19
8
3
0
9
10

High Clouds (% Sky Obscured)

0
0
0
1
35
35
30
5
1
81
25
2
14
31
100
90
77
41
2
1
0
0
9
20

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
2
0
0
0
0
0
0
7
3
1
0
0
12
8
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
4
3
3
2
2
2
2
3
3
3
4
4
5
4
4
4
5
6
7
7
5
4
3

Chance of Frost

Temperature (°C)

19
17
16
16
15
14
15
15
17
18
19
21
22
23
24
25
25
26
26
26
25
23
21
19

Feels Like (°C)

19
18
18
17
16
14
14
15
18
19
20
21
23
23
24
24
24
25
26
26
25
24
23
21

Dew Point (°C)

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

Relative Humidity (%)

68
77
83
85
86
87
86
79
68
60
54
51
49
46
45
46
47
48
46
45
48
62
76
82

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1012
1012
1012
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1011
1011

Ozone (du)

344
343
344
343
342
341
342
345
347
347
347
346
345
345
345
347
346
346
346
344
335
331
331
326

Monday 14

Waning Gibbous 89%

23:42

09:41

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 OK
18 OK
19 OK
20 OK
21 OK
22 Good
23 OK

Sun - Rise: 05:44, Set: 21:48, Transit: 13:46. Moon - Rise: 23:42, Set: 09:41. Civil Dark: 22:31 - 05:00. Nautical Dark: 23:33 - 03:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

64
100
100
100
100
100
100
100
99
90
58
69
76
97
100
87
71
42
19
43
15
15
15
35

Low Clouds (% Sky Obscured)

4
0
0
0
0
4
2
0
0
14
27
36
58
62
78
79
47
32
0
29
1
5
6
0

Medium Clouds (% Sky Obscured)

7
25
26
50
68
58
19
6
51
55
39
43
45
53
31
6
27
5
0
0
0
0
0
14

High Clouds (% Sky Obscured)

53
100
100
100
100
100
100
100
90
52
0
0
3
90
75
0
1
1
19
34
15
15
15
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 (%)

1
2
0
0
0
1
0
2
2
3
3
11
25
48
43
42
8
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
3
4
5
7
8
9
11
12
14
15
14
16
14
15
15
14
12
12
8
6

Chance of Frost

Temperature (°C)

19
18
18
17
17
17
18
18
19
21
23
24
24
24
23
23
24
25
25
24
24
22
20
18

Feels Like (°C)

20
19
18
17
17
18
18
17
18
20
22
22
23
21
21
19
21
21
22
21
22
19
17
16

Dew Point (°C)

16
15
14
14
14
14
14
13
13
13
12
11
10
9
7
6
9
12
13
13
12
10
9
10

Relative Humidity (%)

85
83
77
82
82
82
81
73
67
59
49
44
41
38
34
33
37
45
47
48
46
46
49
58

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1016
1017
1017

Ozone (du)

324
323
323
326
324
326
329
333
336
331
329
328
327
326
325
327
327
329
328
327
329
329
334
334

Tuesday 15

Waning Gibbous 80%

23:55

11:02

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: 05:45, Set: 21:47, Transit: 13:46. Moon - Rise: 23:55, Set: 11:02. Civil Dark: 22:30 - 05:02. Nautical Dark: 23:31 - 04:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

76
100
100
91
99
88
75
63
67
69
66
70
66
63
72
82
91
94
96
95
89
96
99
92

Low Clouds (% Sky Obscured)

0
0
26
45
77
67
59
53
57
61
58
54
41
34
43
46
55
50
46
42
46
50
55
47

Medium Clouds (% Sky Obscured)

22
95
65
32
32
51
66
58
28
69
25
15
11
10
13
15
18
24
28
33
49
43
81
58

High Clouds (% Sky Obscured)

20
93
95
80
76
78
51
39
36
30
1
30
30
30
20
15
10
5
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
6
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
2
2
1
3
10
39
74
60
6
5
8
4
11
11
6
12
14
12
17
24
29
39

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
16
17
16
16
16
16
16
16
16
17
18
19
20
21
22
22
22
22
21
20
19
17
16

Feels Like (°C)

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

Dew Point (°C)

11
9
10
10
11
10
11
11
12
14
15
13
12
8
7
3
2
3
3
3
5
5
6
7

Relative Humidity (%)

67
63
63
65
72
68
71
72
75
86
92
70
63
45
39
30
27
27
28
30
36
41
49
54

Pressure (mb)

1017
1017
1017
1017
1018
1017
1018
1018
1018
1018
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

335
336
335
331
327
327
327
327
328
328
330
331
333
331
331
331
329
329
326
325
325
323
321
319

Wednesday 16

Waning Gibbous 71%

No Rise

12:23

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 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:46, Set: 21:46, Transit: 13:46. Moon - Rise: No Rise, Set: 12:23. Civil Dark: 22:29 - 05:03. Nautical Dark: 23:30 - 04:03. Astro Dark: N/A - 01:56

Total Clouds (% Sky Obscured)

90
85
86
86
90
85
91
90
89
87
86
81
76
73
71
70
72
57
49
25
73
81
90
70

Low Clouds (% Sky Obscured)

40
32
45
58
71
67
62
61
60
61
60
61
63
65
62
61
62
51
29
6
44
53
62
41

Medium Clouds (% Sky Obscured)

63
85
77
46
75
45
34
81
78
81
82
77
67
47
40
65
66
35
34
3
28
27
13
7

High Clouds (% Sky Obscured)

0
0
0
0
4
9
15
23
15
9
3
0
0
0
0
0
0
0
0
0
6
3
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

40
34
28
23
19
20
19
17
22
31
59
42
33
3
2
5
10
5
5
5
6
4
2
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
8
8
8
9
11
10
10
11
10
9
11
15
13
10
13
11
10
7
6
6

Chance of Frost

Temperature (°C)

15
14
14
13
13
14
13
14
15
16
17
15
15
16
18
21
21
20
22
23
24
23
22
20

Feels Like (°C)

12
11
11
11
10
11
10
11
12
13
14
12
13
14
16
17
17
17
19
20
23
22
22
22

Dew Point (°C)

7
7
7
8
8
8
8
8
8
9
9
12
13
13
13
12
12
13
14
14
13
13
12
12

Relative Humidity (%)

60
64
64
69
71
67
72
68
61
62
60
80
83
79
70
53
53
62
59
57
51
53
54
57

Pressure (mb)

1017
1017
1017
1017
1017
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

318
315
312
310
309
307
305
301
299
297
297
297
296
298
299
299
299
299
299
300
299
298
297
297

Thursday 17

Waning Gibbous 60%

00:08

13:46

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

Sun - Rise: 05:47, Set: 21:45, Transit: 13:46. Moon - Rise: 00:08, Set: 13:46. Civil Dark: 22:28 - 05:05. Nautical Dark: 23:28 - 04:05. Astro Dark: 01:37 - 02:11

Total Clouds (% Sky Obscured)

49
28
36
47
55
52
42
30
28
28
30
24
17
10
27
43
59
67
70
71
70
66
63
69

Low Clouds (% Sky Obscured)

20
0
0
0
0
0
0
0
0
0
0
2
2
2
18
35
50
47
42
38
25
9
0
0

Medium Clouds (% Sky Obscured)

5
2
3
5
6
6
6
6
6
5
4
4
3
2
3
4
5
5
3
3
18
34
49
34

High Clouds (% Sky Obscured)

0
0
0
0
18
10
3
6
13
24
30
22
11
1
4
6
10
17
27
36
33
34
45
69

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
1
2
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

19
18
16
16
15
15
16
17
19
21
23
25
27
28
29
30
30
30
30
29
29
26
24
22

Feels Like (°C)

21
21
20
14
14
14
14
14
14
19
20
20
21
22
23
29
29
28
28
29
28
25
24
24

Dew Point (°C)

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

Relative Humidity (%)

60
64
69
75
80
86
85
82
81
69
61
52
46
42
36
36
36
36
38
39
41
49
59
72

Pressure (mb)

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

Ozone (du)

297
297
297
298
300
301
301
300
300
300
299
299
299
299
300
300
301
302
304
305
307
309
312
314

Friday 18

Third Quarter 48%

00:22

15:12

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

Sun - Rise: 05:49, Set: 21:44, Transit: 13:46. Moon - Rise: 00:22, Set: 15:12. Civil Dark: 22:26 - 05:06. Nautical Dark: 23:26 - 04:07. Astro Dark: 01:22 - 02:20

Total Clouds (% Sky Obscured)

75
81
84
90
93
82
67
54
49
46
43
51
59
67
66
65
65
62
58
58
62
62
60
62

Low Clouds (% Sky Obscured)

0
0
13
26
40
30
19
6
5
5
4
7
10
16
30
41
54
49
44
38
36
34
32
32

Medium Clouds (% Sky Obscured)

22
9
13
14
15
8
7
7
3
3
8
9
12
20
16
13
5
9
10
11
17
28
38
39

High Clouds (% Sky Obscured)

75
72
54
35
16
19
17
3
5
7
8
9
12
15
42
65
65
62
39
12
16
19
12
24

ISS Passover

Visibility (miles)

9
8
7
8
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 (%)

17
20
26
26
26
20
12
1
8
7
1
7
7
5
8
10
4
4
6
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
5
5
4
4
5
5
7
8
9
10
11
11
12
13
13
13
12
12
10
8
7

Chance of Frost

Temperature (°C)

21
19
18
18
18
17
18
18
19
21
22
24
25
25
26
27
27
27
26
25
24
22
20
17

Feels Like (°C)

23
22
21
17
17
17
17
18
18
20
20
20
21
22
24
24
24
23
22
23
22
20
19
19

Dew Point (°C)

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

Relative Humidity (%)

77
84
90
92
93
95
93
92
91
76
64
54
51
48
46
46
46
45
46
45
45
53
61
72

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

318
322
325
324
323
322
322
323
324
325
326
328
326
325
323
323
324
324
323
323
323
323
323
324

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

Generated: 12/07/25 08:06:14. Forecast: 12/07/25 to 18/07/25. Timezone: UTC+2.00