Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 25

Waxing Gibbous 73%

15:03

02:39

02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 OK
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

Sun - Rise: 04:42, Set: 21:35, Transit: 13:08. Moon - Rise: 15:03, Set: 02:39. Civil Dark: 22:29 - 03:48. Nautical Dark: 00:07 - 02:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

34
38
47
67
54
48
9
2
1
0
0
6
8
0
0
0
2
1
2
4
3
4
2
5

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
6
8
0
0
0
0
1
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
4
10
7
3
2
1
0
0
0
0
0
0
0
0
0
0
3
3
4
2
5

High Clouds (% Sky Obscured)

34
38
47
67
44
40
4
0
0
0
0
0
0
0
0
0
1
0
0
1
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)

5
5
6
8
8
8
9
10
10
11
12
13
14
14
15
15
15
14
13
12
11
11
11
12

Chance of Frost

Temperature (°C)

12
12
12
12
12
13
14
16
17
18
19
20
20
21
21
21
21
20
20
18
16
15
15
14

Feels Like (°C)

9
10
10
10
10
12
13
15
16
17
17
18
18
19
20
19
20
19
18
17
15
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

83
87
88
90
87
82
74
67
63
60
55
55
60
61
61
63
67
71
75
78
78
79
82
83

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1031
1030
1030
1030
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

304
305
306
307
309
310
311
310
311
311
311
313
314
315
316
317
318
319
319
318
318
319
320
320

Tuesday 26

Waxing Gibbous 82%

16:22

02:45

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

Sun - Rise: 04:41, Set: 21:36, Transit: 13:08. Moon - Rise: 16:22, Set: 02:45. Civil Dark: 22:31 - 03:46. Nautical Dark: 00:12 - 01:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

7
15
21
23
37
31
37
25
18
16
12
76
90
90
67
69
84
37
72
62
6
18
19
24

Low Clouds (% Sky Obscured)

0
0
3
3
3
8
11
5
12
16
12
61
75
78
55
53
36
0
24
6
2
13
14
24

Medium Clouds (% Sky Obscured)

7
15
20
23
32
23
25
13
8
1
0
2
2
0
11
17
27
21
60
47
6
11
9
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
4
4
4
7
6
24
29
18
42
7
2
2
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
1
0
0
0
1
1
2
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)

12
12
11
11
11
11
12
12
12
12
12
12
12
12
13
14
14
12
14
16
17
18
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
11
11
11
12
13
14
15
16
17
18
17
17
18
18
17
15
14
11
10
9
7
7

Dew Point (°C)

11
11
11
11
11
11
11
10
11
12
12
13
13
14
15
15
14
13
13
10
8
8
6
6

Relative Humidity (%)

86
86
86
89
86
83
76
69
67
66
64
64
66
69
74
72
73
76
78
72
68
70
70
71

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1025
1025
1024
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

321
322
322
322
321
321
323
324
324
324
326
327
328
328
329
330
330
331
332
335
337
337
338
340

Wednesday 27

Waxing Gibbous 89%

17:42

02:51

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

Sun - Rise: 04:39, Set: 21:38, Transit: 13:08. Moon - Rise: 17:42, Set: 02:51. Civil Dark: 22:33 - 03:44. Nautical Dark: 00:18 - 01:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
33
35
22
14
15
15
15
12
10
16
17
14
10
4
2
17
45
38
50
46
46
52
56

Low Clouds (% Sky Obscured)

27
25
23
11
7
6
6
5
6
5
12
17
14
10
4
2
13
18
14
8
0
5
12
17

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
3

High Clouds (% Sky Obscured)

0
1
2
2
0
0
0
2
1
1
0
0
0
0
0
0
2
20
21
38
46
41
37
33

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)

16
16
15
15
14
14
14
14
14
14
14
14
15
15
14
14
12
11
9
9
9
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
76
81
84
84
80
75
71
66
61
57
54
54
53
52
53
54
59
68
76
83
87
90
90

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

342
343
343
344
344
344
345
345
346
345
347
349
351
356
357
359
358
356
356
355
355
353
354
353

Thursday 28

Waxing Gibbous 94%

19:02

02:58

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 OK
19 Good
20 Good
21 Good
22 Good
23 OK
00 OK
01 OK

Sun - Rise: 04:38, Set: 21:39, Transit: 13:09. Moon - Rise: 19:02, Set: 02:58. Civil Dark: 22:35 - 03:43. Nautical Dark: 00:23 - 01:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

58
61
63
72
82
91
70
53
37
51
65
79
81
83
99
59
30
0
3
7
10
12
12
12

Low Clouds (% Sky Obscured)

23
25
27
30
25
25
26
30
35
35
38
38
25
13
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
1
0
4
0
0
0
0
4
8
11
9
4
1
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

39
40
29
44
56
64
44
23
4
15
25
37
45
53
96
47
26
0
3
7
10
11
10
10

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
7
7
7
8
10
11
12
13
14
14
14
15
15
15
14
16
16
16
14
12
11
11
10

Dew Point (°C)

8
8
8
8
8
8
7
7
7
7
7
7
7
6
7
8
8
9
10
10
10
10
10
10

Relative Humidity (%)

90
90
90
91
91
83
73
65
60
57
55
54
52
50
52
57
58
62
70
79
86
88
92
91

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

352
350
349
347
345
343
342
341
342
341
340
339
339
339
340
341
343
344
347
347
348
348
349
349

Friday 29

Waxing Gibbous 98%

20:23

03:08

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

Sun - Rise: 04:37, Set: 21:41, Transit: 13:09. Moon - Rise: 20:23, Set: 03:08. Civil Dark: 22:37 - 03:41. Nautical Dark: 00:30 - 01:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

16
24
34
49
67
71
44
26
8
15
22
31
35
38
34
30
26
22
31
40
55
62
65
74

Low Clouds (% Sky Obscured)

0
0
0
6
11
16
13
10
7
11
17
23
22
21
19
23
26
22
31
40
55
62
63
63

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
5
4
10
16
22
18
9
0
2
3
7
6
4
1

High Clouds (% Sky Obscured)

16
23
34
45
61
66
44
22
1
5
9
13
35
38
34
30
22
2
7
13
17
24
31
31

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
6
10
16
20
17
6
8
9
3
4
3
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
7
6
6
7
8
10
11
11
11
11
12
11
11
11
10
9
8
8
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
9
7
7
8
9
10
11
12
13
14
15
16
16
16
16
17
17
17
16
16
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

88
85
85
84
78
71
64
57
54
55
55
54
53
54
56
57
62
67
72
78
82
89
89
86

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1013

Ozone (du)

349
349
350
350
349
349
348
349
349
349
349
349
349
349
350
350
351
352
353
353
352
352
353
353

Saturday 30

Waxing Gibbous 100%

21:42

03:22

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
00 Bad
01 Bad

Sun - Rise: 04:36, Set: 21:42, Transit: 13:09. Moon - Rise: 21:42, Set: 03:22. Civil Dark: 22:38 - 03:39. Nautical Dark: 00:37 - 01:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
80
84
88
91
93
93
87
84
84
84
90
90
91
85
79
72
72
65
60
52
56
63
71

Low Clouds (% Sky Obscured)

70
77
84
76
68
60
53
43
29
18
14
13
8
5
3
5
8
12
9
6
2
11
21
33

Medium Clouds (% Sky Obscured)

1
2
2
11
22
38
40
29
33
27
22
16
13
8
2
3
4
5
14
24
38
44
51
58

High Clouds (% Sky Obscured)

26
19
15
19
18
18
18
19
30
30
40
40
39
39
29
21
18
15
13
11
13
23
33
39

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
4
3
0
1
1
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)

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

Chance of Frost

Temperature (°C)

12
13
13
14
14
15
15
16
17
18
18
19
19
20
20
21
20
19
19
17
16
15
14
14

Feels Like (°C)

15
12
11
11
11
11
11
15
15
15
15
16
16
19
18
18
19
19
20
16
16
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

86
81
76
72
74
75
75
73
71
67
66
64
63
62
62
60
66
70
76
81
87
95
90
87

Pressure (mb)

1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010

Ozone (du)

354
353
353
352
351
350
349
350
351
352
352
352
353
353
354
355
355
355
356
356
356
356
356
356

Sunday 31

Full Moon 100%

22:52

03:44

Sun - Rise: 04:35, Set: 21:43, Transit: 13:09. Moon - Rise: 22:52, Set: 03:44. Civil Dark: 22:40 - 03:38. Nautical Dark: 00:46 - 01:17. Astro Dark: N/A - N/A

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

Generated: 25/05/26 02:36:52. Forecast: 25/05/26 to 31/05/26. Timezone: UTC+2.00