Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waxing Gibbous 85%

18:13

02:27

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

Sun - Rise: 05:28, Set: 21:57, Transit: 13:43. Moon - Rise: 18:13, Set: 02:27. Civil Dark: 22:43 - 04:43. Nautical Dark: 23:53 - 03:33. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

15
9
7
6
3
2
2
2
2
26
16
3
2
3
8
30
41
45
40
29
50
45
79
78

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)

4
2
2
6
3
2
2
2
2
13
9
3
2
3
8
30
41
45
40
29
50
45
79
78

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

Chance of Frost

Temperature (°C)

24
23
23
25
26
28
30
32
33
34
35
35
35
35
34
32
30
29
27
27
26
25
24
24

Feels Like (°C)

26
26
26
28
28
31
32
34
36
36
37
37
36
36
37
34
31
29
27
27
26
26
25
24

Dew Point (°C)

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

Relative Humidity (%)

65
67
72
69
63
58
52
48
44
41
39
38
36
41
46
57
64
66
63
62
69
73
71
64

Pressure (mb)

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

Ozone (du)

314
315
314
313
312
313
313
313
313
313
313
313
313
312
311
310
311
312
312
313
313
312
311
312

Friday 26

Waxing Gibbous 91%

19:24

02:54

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

Sun - Rise: 05:28, Set: 21:57, Transit: 13:43. Moon - Rise: 19:24, Set: 02:54. Civil Dark: 22:43 - 04:43. Nautical Dark: 23:53 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

66
43
66
74
80
89
73
19
92
76
84
80
75
4
0
3
26
68
50
51
63
71
33
29

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
22
3
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
17
14
21
4
20
0
0
40
0
13
0
0
0
3
3
5
7
12
23
33
33
24

High Clouds (% Sky Obscured)

66
39
62
67
63
71
52
19
86
66
66
66
66
4
0
0
19
66
43
40
61
65
0
5

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
29
55
3
0
0
2
1
1
1
12
7
6
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
23
24
26
29
30
32
33
35
35
36
36
36
35
35
33
31
29
27
26
25
24
23
23

Feels Like (°C)

23
23
25
27
31
30
33
34
36
37
38
39
38
39
39
38
35
32
28
28
25
25
24
25

Dew Point (°C)

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

Relative Humidity (%)

60
62
65
62
56
50
45
41
37
36
34
33
32
33
42
52
56
59
66
67
67
66
65
63

Pressure (mb)

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

Ozone (du)

314
314
313
313
312
313
315
315
314
314
313
313
312
314
314
313
313
312
309
311
312
310
310
311

Saturday 27

Waxing Gibbous 96%

20:31

03:29

05 Good
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
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

Sun - Rise: 05:29, Set: 21:57, Transit: 13:43. Moon - Rise: 20:31, Set: 03:29. Civil Dark: 22:43 - 04:44. Nautical Dark: 23:52 - 03:35. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

4
56
55
70
91
84
88
73
42
11
26
7
72
70
68
100
98
74
100
79
72
77
85
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
50
5
1
4
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
2
0
2
0
17
54
32
63
60
57
54
64
70

High Clouds (% Sky Obscured)

4
39
55
70
91
70
75
52
40
11
26
7
62
67
68
100
93
59
100
69
60
73
82
87

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
1
7
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
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
9
0
0
0
0
0
0
0
1
2
3
1
3
19
57
72
95
95
36
38
10
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
1.5
0
0
0
0

Wind Speed/Direction (mph)

3
3
3
3
5
5
4
7
7
7
7
7
7
6
4
6
4
11
7
7
9
4
6
6

Chance of Frost

Temperature (°C)

23
22
23
24
26
27
28
30
31
33
34
35
36
36
36
34
32
28
26
25
25
25
24
24

Feels Like (°C)

24
24
26
26
27
28
32
33
34
36
37
36
39
40
39
38
34
26
27
25
24
27
24
25

Dew Point (°C)

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

Relative Humidity (%)

62
66
69
66
59
53
51
49
45
41
38
35
33
32
35
42
46
85
86
95
92
87
91
85

Pressure (mb)

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

Ozone (du)

311
309
309
308
309
309
308
308
308
308
308
308
307
306
306
302
302
300
301
299
303
302
302
301

Sunday 28

Waxing Gibbous 99%

21:29

04:17

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
03 OK
04 OK

Sun - Rise: 05:29, Set: 21:57, Transit: 13:43. Moon - Rise: 21:29, Set: 04:17. Civil Dark: 22:43 - 04:44. Nautical Dark: 23:52 - 03:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

86
76
60
72
79
86
91
97
100
87
85
90
65
67
68
53
57
55
60
55
62
44
28
12

Low Clouds (% Sky Obscured)

0
0
0
16
27
37
36
75
81
47
52
78
36
34
34
15
6
0
3
6
9
9
10
10

Medium Clouds (% Sky Obscured)

46
48
46
53
55
54
75
64
67
61
51
40
49
52
57
38
20
0
17
31
46
28
14
0

High Clouds (% Sky Obscured)

61
41
25
43
59
80
80
75
70
52
26
10
21
29
40
50
55
55
60
55
62
44
25
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
1
0
16
26
78
95
95
92
81
71
72
72
67
44
23
9
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.7
0.9
1.2
0.6
0.4
0.3
0.4
0.4
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
26
27
28
27
27
27
26
24
24
26
25
24
25
24
23
24
23
22
22
21
20
20
18

Dew Point (°C)

21
21
22
21
20
19
17
16
15
17
16
16
17
16
16
18
18
18
18
18
17
16
15
15

Relative Humidity (%)

85
87
89
84
79
71
64
59
57
64
60
60
64
59
60
73
80
88
91
93
95
93
93
93

Pressure (mb)

1013
1013
1014
1014
1015
1016
1016
1017
1018
1018
1018
1019
1019
1019
1020
1020
1021
1021
1022
1023
1023
1024
1024
1024

Ozone (du)

302
303
303
303
304
303
304
305
305
306
305
306
307
308
307
307
307
316
325
319
318
318
319
319

Monday 29

Waxing Gibbous 100%

22:16

No Set

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

Sun - Rise: 05:30, Set: 21:57, Transit: 13:44. Moon - Rise: 22:16, Set: No Set. Civil Dark: 22:43 - 04:45. Nautical Dark: 23:51 - 03:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

13
14
14
16
17
25
36
54
67
88
86
90
87
85
81
69
59
47
53
55
58
67
73
80

Low Clouds (% Sky Obscured)

10
10
10
11
13
24
32
43
51
64
71
81
83
83
71
50
37
24
21
18
16
17
21
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
7
15
22
16
35
24
20
11
2
5
7
10
19
30
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
5
16
22
58
34
50
61
53
32
29
33
34
37
38
41
54
67
77

ISS Passover

Visibility (miles)

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

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
3
4
2
21
26
27

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
17
18
19
21
22
24
24
25
25
24
25
24
24
24
22
22
21
20
20
19
19
14
14

Dew Point (°C)

14
15
14
14
14
15
15
14
13
13
13
12
13
14
14
14
14
13
13
13
13
12
13
14

Relative Humidity (%)

93
93
89
79
75
69
63
56
52
48
46
45
45
52
55
56
61
67
73
76
79
80
86
90

Pressure (mb)

1024
1024
1025
1025
1025
1026
1026
1025
1025
1025
1025
1024
1024
1024
1024
1024
1025
1026
1026
1026
1025
1025
1025
1025

Ozone (du)

321
324
325
328
329
330
329
327
325
325
327
327
328
326
326
328
329
330
331
330
329
327
327
327

Tuesday 30

Full Moon 99%

22:51

05:16

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 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:31, Set: 21:57, Transit: 13:44. Moon - Rise: 22:51, Set: 05:16. Civil Dark: 22:42 - 04:46. Nautical Dark: 23:51 - 03:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
87
91
91
94
95
95
95
96
81
61
41
27
16
9
17
25
31
52
71
90
83
80
77

Low Clouds (% Sky Obscured)

36
42
49
56
62
66
65
64
65
57
49
41
27
16
9
11
6
0
6
10
13
13
10
10

Medium Clouds (% Sky Obscured)

46
48
55
50
50
55
43
30
19
13
7
1
1
1
0
7
13
20
17
15
15
16
16
18

High Clouds (% Sky Obscured)

77
80
84
82
82
84
81
80
80
62
43
23
15
8
0
0
0
0
28
57
85
71
57
43

ISS Passover

Visibility (miles)

5
6
7
8
8
9
9
9
9
9
8
6
5
6
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

48
51
51
46
42
35
33
28
25
32
38
41
36
34
33
32
26
22
15
8
0
0
0
0

Precipitation Amount (mm)

0
0
0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
15
15
15
16
17
18
19
19
20
20
20
19
19
19
19
18
17
17
16
15
14
14
14

Relative Humidity (%)

95
96
95
95
92
91
89
85
81
78
75
73
70
71
72
73
79
84
90
90
92
92
93
96

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1025
1025

Ozone (du)

327
331
334
337
340
342
344
345
346
347
348
350
352
355
358
362
364
366
369
371
374
377
374
371

Wednesday 1

Waning Gibbous 96%

23:17

06:24

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

Sun - Rise: 05:31, Set: 21:56, Transit: 13:44. Moon - Rise: 23:17, Set: 06:24. Civil Dark: 22:42 - 04:47. Nautical Dark: 23:50 - 03:39. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

78
80
79
83
86
89
56
28
0
14
28
41
27
16
4
2
1
0
6
11
17

Low Clouds (% Sky Obscured)

16
23
30
31
35
38
26
13
0
8
15
28
21
10
2
1
0
0
2
4
6

Medium Clouds (% Sky Obscured)

25
32
35
38
37
39
23
10
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

29
14
0
2
5
9
10
7
0
1
1
0
0
1
1
1
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
95
92
90
79
70
61
52
45
39
37
35
33
37
42
47
50
54
58
60
65

Pressure (mb)

1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026

Ozone (du)

368
361
354
347
343
340
336
335
333
331
328
325
322
322
322
321
320
319
318
318
318

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

Generated: 25/06/26 05:43:30. Forecast: 25/06/26 to 01/07/26. Timezone: UTC+2.00