Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 24

Waxing Gibbous 89%

19:30

02:06

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

Sun - Rise: 06:01, Set: 20:26, Transit: 13:14. Moon - Rise: 19:30, Set: 02:06. Civil Dark: 21:06 - 05:21. Nautical Dark: 21:59 - 04:28. Astro Dark: 23:03 - 03:28

Total Clouds (% Sky Obscured)

32
44
53
72
19
18
19
17
13
10
7
19
31
55
82
67
51
45
22
6
6
4
4
7

Low Clouds (% Sky Obscured)

30
26
22
19
19
18
19
17
13
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
2
31
41
34
30
16
5
2
2
3
5

High Clouds (% Sky Obscured)

32
44
53
38
2
0
0
0
3
6
4
19
31
49
71
49
12
30
11
5
3
2
1
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
1
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
5
8
8
8
9
9
9
9
9
9
9
8
7
5
4
3
3
2
2
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
11
11
11
11
10
11
10
11
10
10
10
11
11
11
12
11
11
11
11
11
11
11

Relative Humidity (%)

80
83
84
82
74
67
61
58
55
54
50
50
50
54
56
59
71
74
74
78
78
79
79
79

Pressure (mb)

1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

338
337
338
341
346
345
343
340
338
336
335
334
333
332
333
333
332
333
334
334
334
335
335
335

Tuesday 25

Waxing Gibbous 95%

19:46

03:28

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

Sun - Rise: 06:03, Set: 20:23, Transit: 13:13. Moon - Rise: 19:46, Set: 03:28. Civil Dark: 21:04 - 05:23. Nautical Dark: 21:55 - 04:31. Astro Dark: 22:59 - 03:31

Total Clouds (% Sky Obscured)

3
3
5
7
2
0
3
15
17
13
2
0
0
0
0
0
0
0
0
0
13
3
4
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
15
17
12
2
0
0
0
0
0
0
0
0
0
10
2
3
3

Medium Clouds (% Sky Obscured)

1
0
1
3
1
0
3
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
2
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
84
76
62
50
42
40
39
37
37
36
36
37
42
48
56
64
66
69
71
74
76
78

Pressure (mb)

1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1024

Ozone (du)

334
334
334
334
335
335
334
335
335
335
335
336
336
336
335
335
334
335
335
335
334
334
335
335

Wednesday 26

Waxing Gibbous 98%

19:57

No Set

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

Sun - Rise: 06:05, Set: 20:21, Transit: 13:13. Moon - Rise: 19:57, Set: No Set. Civil Dark: 21:01 - 05:25. Nautical Dark: 21:52 - 04:34. Astro Dark: 22:55 - 03:35

Total Clouds (% Sky Obscured)

16
20
28
32
23
30
25
24
25
44
40
25
29
28
6
16
6
4
33
35
36
49
57
65

Low Clouds (% Sky Obscured)

13
17
15
23
17
22
21
22
16
22
26
18
22
21
4
12
3
0
0
2
2
6
9
12

Medium Clouds (% Sky Obscured)

2
1
8
0
0
0
0
0
4
10
2
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
33
32
33
41
45
53

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
82
83
82
67
56
49
46
43
43
43
43
44
45
47
53
60
65
64
68
78
84
84
83

Pressure (mb)

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

Ozone (du)

334
331
327
325
324
324
325
325
325
326
325
326
325
326
326
324
321
318
317
316
315
315
315
315

Thursday 27

Waxing Gibbous 100%

20:06

04:52

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

Sun - Rise: 06:07, Set: 20:18, Transit: 13:13. Moon - Rise: 20:06, Set: 04:52. Civil Dark: 20:58 - 05:27. Nautical Dark: 21:49 - 04:36. Astro Dark: 22:50 - 03:38

Total Clouds (% Sky Obscured)

73
69
67
66
66
39
18
27
43
39
33
28
36
39
64
63
73
29
18
86
94
100
77
100

Low Clouds (% Sky Obscured)

17
22
24
22
21
17
15
10
5
0
0
0
0
0
1
1
3
5
7
6
5
5
3
2

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
0
4
6
9
7
6
3
2
2
1
1
6
3
1
4
1
1
5

High Clouds (% Sky Obscured)

60
53
51
54
60
30
4
5
18
8
7
6
19
22
48
51
49
16
7
72
88
100
77
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
12
12
11
10
9
9
9
9
9
9
9
9
10
10
11
11
11
12
11
11

Relative Humidity (%)

83
83
84
83
75
66
58
51
46
42
42
42
42
41
43
48
54
58
62
65
66
68
66
66

Pressure (mb)

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

Ozone (du)

314
314
314
314
314
314
314
312
311
310
309
308
307
307
305
305
305
306
308
307
307
307
306
305

Friday 28

Full Moon 99%

20:12

06:15

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
03 Bad

Sun - Rise: 06:09, Set: 20:16, Transit: 13:12. Moon - Rise: 20:12, Set: 06:15. Civil Dark: 20:55 - 05:29. Nautical Dark: 21:46 - 04:39. Astro Dark: 22:46 - 03:42

Total Clouds (% Sky Obscured)

89
100
100
100
100
100
100
100
100
100
97
94
91
78
68
57
57
69
81
78
75
72
70
65

Low Clouds (% Sky Obscured)

0
4
7
11
18
27
36
61
96
100
95
90
86
78
68
57
57
55
46
35
25
14
9
5

Medium Clouds (% Sky Obscured)

9
17
24
99
100
100
100
99
97
97
94
90
87
78
68
57
57
51
35
25
17
11
22
37

High Clouds (% Sky Obscured)

87
100
100
100
100
100
100
87
67
45
35
30
30
35
35
35
22
21
20
42
64
72
70
65

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
3
2
3
2
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
33
54
72
76
78
84
95
95
95
95
95
59
36
29
27
26
25
13
18
14

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.5
0.4
0.3
0.4
0.6
2.4
2.3
1.1
0.9
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
16
17
18
19
19
18
19
17
16
14
12
10
9
7
6
5
6
7
7
7
7
7
8

Chance of Frost

Temperature (°C)

18
18
18
18
18
18
18
18
18
18
17
18
19
20
19
19
19
17
17
17
16
16
16
16

Feels Like (°C)

14
14
14
14
13
14
13
13
13
14
14
16
17
18
19
18
18
17
16
16
16
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

63
64
64
64
64
62
63
55
63
67
73
77
89
92
93
96
95
96
96
96
98
96
95
95

Pressure (mb)

1014
1013
1012
1011
1010
1010
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

302
301
300
299
297
297
296
296
296
295
296
301
302
305
306
307
310
315
319
324
327
330
333
330

Saturday 29

Waning Gibbous 96%

20:18

07:38

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
03 Bad

Sun - Rise: 06:11, Set: 20:13, Transit: 13:12. Moon - Rise: 20:18, Set: 07:38. Civil Dark: 20:53 - 05:32. Nautical Dark: 21:43 - 04:41. Astro Dark: 22:42 - 03:45

Total Clouds (% Sky Obscured)

62
75
87
99
89
81
72
77
79
79
77
79
77
78
80
81
77
73
71
76
82
88
81
77

Low Clouds (% Sky Obscured)

1
10
20
34
32
30
32
32
29
25
29
35
38
41
41
42
39
36
30
26
19
12
21
30

Medium Clouds (% Sky Obscured)

51
50
49
53
39
21
0
0
0
0
0
0
0
1
1
2
2
2
2
1
1
0
4
8

High Clouds (% Sky Obscured)

62
62
58
55
36
24
8
9
12
15
15
20
20
20
20
25
39
49
58
70
80
88
81
73

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

Precipitation Probability (%)

0
14
30
55
72
68
39
23
13
4
11
11
4
9
7
0
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
16
16
16
16
17
17
18
19
20
19
18
18
19
18
16
16
16
16
16
15
12

Dew Point (°C)

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

Relative Humidity (%)

93
93
92
89
87
77
67
60
57
54
51
51
51
52
54
56
59
65
72
79
80
82
83
84

Pressure (mb)

1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

327
324
324
325
326
326
326
326
326
325
325
325
324
323
324
325
326
327
327
327
328
329
330
328

Sunday 30

Waning Gibbous 91%

20:24

09:02

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

Sun - Rise: 06:13, Set: 20:10, Transit: 13:12. Moon - Rise: 20:24, Set: 09:02. Civil Dark: 20:50 - 05:34. Nautical Dark: 21:40 - 04:44. Astro Dark: 22:38 - 03:49

Total Clouds (% Sky Obscured)

71
68
65
53
62
70
76
81
88
96
97
98
99
89
80
72
76
80
83
72
61
50

Low Clouds (% Sky Obscured)

41
26
12
2
14
18
23
43
67
91
82
73
62
61
61
60
50
34
16
13
10
7

Medium Clouds (% Sky Obscured)

12
15
14
17
23
28
34
46
58
70
70
73
76
57
36
16
15
15
14
15
16
18

High Clouds (% Sky Obscured)

66
54
39
21
31
48
66
62
61
59
55
45
45
44
42
46
56
66
77
53
26
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

Fog (%)

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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
2
4
20
29
38
53
65
66
51
37
24
29
36
42
37
31
17
22
34
29

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
11
11
11
11
12
12
13
14
14
15
15
15
15
15
15
15
15
15

Relative Humidity (%)

86
87
84
82
80
73
66
61
65
70
74
77
79
82
82
82
82
83
85
87
87
89

Pressure (mb)

1010
1010
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1006
1006

Ozone (du)

326
324
322
320
319
317
315
313
312
310
309
308
306
305
305
306
306
306
307
307
308
309

Forecast for Frederikssund, Frederikssund Kommune, Kingdom of Denmark (55.84,12.06)

Generated: 24/08/26 04:28:48. Forecast: 24/08/26 to 30/08/26. Timezone: UTC+2.00