Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 4

Waning Gibbous 92%

23:34

06:52

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

Sun - Rise: 06:30, Set: 19:56, Transit: 13:14. Moon - Rise: 23:34, Set: 06:52. Civil Dark: 20:34 - 05:52. Nautical Dark: 21:21 - 05:04. Astro Dark: 22:14 - 04:11

Total Clouds (% Sky Obscured)

98
95
91
50
15
26
26
54
72
38
17
19
14
16
71
93
91
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

72
58
54
50
15
26
26
34
10
1
3
5
2
1
10
25
55
2
35
44
57
58
50
72

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
13
44
64
31
3
6
4
11
16
1
75
100
100
100
99
99
100
100

High Clouds (% Sky Obscured)

5
0
0
0
0
1
0
4
0
0
6
4
1
1
23
89
70
100
100
100
100
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
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 (%)

9
0
21
1
3
0
0
0
0
0
0
0
0
0
0
0
0
0
5
44
30
25
14
33

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)

17
19
20
22
22
21
21
19
18
16
14
11
9
9
8
7
8
10
13
14
16
16
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
2
2
2
1
0
-0
-1
0
1
0
1
1
1
1
1
-0
-1
-0
2
4
6
7
7

Relative Humidity (%)

79
74
70
64
58
53
51
50
53
57
59
65
72
75
77
79
72
68
70
78
85
90
91
87

Pressure (mb)

1007
1008
1009
1010
1011
1012
1012
1012
1013
1014
1014
1014
1014
1014
1014
1013
1012
1011
1010
1008
1006
1005
1004
1003

Ozone (du)

415
413
410
409
408
406
404
400
398
396
393
391
391
392
394
396
393
388
383
384
385
386
387
390

Sunday 5

Waning Gibbous 85%

00:55

07:10

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

Sun - Rise: 06:27, Set: 19:58, Transit: 13:14. Moon - Rise: 00:55, Set: 07:10. Civil Dark: 20:36 - 05:49. Nautical Dark: 21:24 - 05:01. Astro Dark: 22:17 - 04:07

Total Clouds (% Sky Obscured)

100
100
100
50
40
45
11
5
14
22
21
11
14
16
18
49
74
80
80
83
28
52
45
36

Low Clouds (% Sky Obscured)

100
87
51
34
3
45
9
2
13
22
21
11
14
16
18
34
21
16
77
79
28
49
40
30

Medium Clouds (% Sky Obscured)

100
99
100
2
0
0
0
0
3
12
3
0
0
0
1
25
63
75
80
83
2
0
4
1

High Clouds (% Sky Obscured)

100
87
80
50
40
8
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
Very Light Rain
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 (%)

29
48
56
20
27
34
16
0
0
0
1
0
0
0
0
0
0
0
28
30
17
12
1
1

Precipitation Amount (mm)

0
0.2
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)

20
21
22
25
24
25
25
25
25
26
25
23
22
21
21
20
20
19
19
19
20
21
22
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
5
4
5
5
3
3
2
1
1
0
-0
-0
0
1
0
0
3
0
1
0
1

Relative Humidity (%)

84
81
77
69
65
68
73
63
63
62
64
65
65
67
68
71
73
73
72
88
72
76
73
72

Pressure (mb)

1002
1002
1002
1002
1003
1003
1004
1006
1006
1008
1009
1010
1010
1011
1012
1012
1012
1012
1013
1013
1013
1014
1014
1015

Ozone (du)

393
396
398
402
403
403
406
412
414
418
419
423
427
430
432
439
443
446
449
454
453
444
438
436

Monday 6

Waning Gibbous 78%

02:10

07:38

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

Sun - Rise: 06:25, Set: 20:00, Transit: 13:14. Moon - Rise: 02:10, Set: 07:38. Civil Dark: 20:38 - 05:46. Nautical Dark: 21:26 - 04:58. Astro Dark: 22:20 - 04:03

Total Clouds (% Sky Obscured)

44
34
23
11
16
14
21
17
17
19
16
21
34
33
44
39
42
43
43
50
24
13
0
0

Low Clouds (% Sky Obscured)

34
23
13
6
7
6
8
11
13
15
16
21
34
33
44
33
37
40
38
28
19
11
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
2
2
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
1
3
8
1
1
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 (%)

1
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)

24
25
25
25
25
25
25
23
23
21
20
19
18
18
18
17
16
15
14
13
12
11
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
0
1
1
2
2
2
2
2
2
0
-0
0
-1
-0
-0
0
0
0
-1
1
1
2

Dew Point (°C)

1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2

Relative Humidity (%)

71
67
64
62
59
57
55
55
60
60
61
66
70
71
74
78
78
78
79
80
82
83
83
80

Pressure (mb)

1016
1016
1017
1017
1018
1019
1019
1019
1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024

Ozone (du)

431
426
421
422
418
416
412
410
407
406
405
403
401
401
400
399
396
393
391
389
388
388
388
387

Tuesday 7

Waning Gibbous 69%

03:13

08:21

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

Sun - Rise: 06:22, Set: 20:02, Transit: 13:13. Moon - Rise: 03:13, Set: 08:21. Civil Dark: 20:40 - 05:43. Nautical Dark: 21:28 - 04:55. Astro Dark: 22:23 - 03:59

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
19
36
53
35
18
0
0
0
0
3
6
11
9

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
1
1

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)

0
0
0
0
0
0
0
0
0
0
0
14
25
37
27
14
0
0
0
0
3
6
10
8

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
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
5
6
6
7
6
6
7
6
5
4
3
3
2
3
2
2
1
1
1
1
1
2

Dew Point (°C)

2
2
2
1
0
0
-1
-1
-1
-2
0
-0
-1
-1
-0
0
-2
-2
-2
-1
-1
-1
0
0

Relative Humidity (%)

74
69
64
59
56
55
52
51
51
51
62
66
67
67
72
75
68
68
71
74
76
79
82
77

Pressure (mb)

1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029

Ozone (du)

387
387
386
386
386
386
387
387
386
386
387
386
387
388
389
390
391
392
393
395
396
396
396
397

Wednesday 8

Waning Gibbous 60%

03:58

No Set

09 Good
10 Good
11 OK
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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:20, Set: 20:04, Transit: 13:13. Moon - Rise: 03:58, Set: No Set. Civil Dark: 20:43 - 05:41. Nautical Dark: 21:31 - 04:52. Astro Dark: 22:27 - 03:56

Total Clouds (% Sky Obscured)

8
6
41
75
100
100
100
100
100
100
100
95
92
90
76
65
57
58
58
58
53
53
53
43

Low Clouds (% Sky Obscured)

1
1
12
30
35
35
35
35
40
35
35
44
43
45
47
46
45
35
33
35
30
31
32
28

Medium Clouds (% Sky Obscured)

0
0
13
33
50
50
50
45
38
36
22
38
35
27
26
29
24
25
31
33
33
33
38
43

High Clouds (% Sky Obscured)

7
4
21
40
55
63
72
85
85
85
85
0
0
0
23
47
57
58
58
58
44
25
5
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 (%)

1
1
4
1
0
0
0
0
0
2
8
20
20
11
11
8
1
1
2
0
17
21
18
17

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

Chance of Frost

Temperature (°C)

5
6
8
8
9
9
9
9
8
8
7
7
5
4
4
3
2
2
1
1
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
1
2
1
2
2
2
1
0
-0
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

72
67
63
61
58
57
59
60
62
64
66
69
71
72
73
74
77
77
80
83
84
81
80
78

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1027
1027
1028
1027
1027
1027
1026
1026
1025
1025
1024
1024

Ozone (du)

397
397
397
397
397
398
398
398
399
399
401
403
403
403
403
404
405
406
408
410
411
413
416
418

Thursday 9

Waning Gibbous 50%

04:27

09:23

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
04 Bad
05 Bad
06 OK
07 OK
08 OK

Sun - Rise: 06:17, Set: 20:06, Transit: 13:13. Moon - Rise: 04:27, Set: 09:23. Civil Dark: 20:45 - 05:38. Nautical Dark: 21:34 - 04:49. Astro Dark: 22:30 - 03:52

Total Clouds (% Sky Obscured)

43
43
43
37
37
34
27
25
27
34
46
47
52
71
71
70
70
71
67
60
47
35
33
37

Low Clouds (% Sky Obscured)

27
27
24
26
27
24
17
14
16
22
28
29
29
30
28
27
21
23
19
15
15
16
16
14

Medium Clouds (% Sky Obscured)

43
42
33
34
35
22
11
5
13
22
30
35
52
55
71
55
48
34
18
5
12
19
23
25

High Clouds (% Sky Obscured)

1
0
2
4
6
4
2
0
0
0
0
0
0
1
1
1
2
2
3
3
3
3
4
8

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

Precipitation Probability (%)

13
10
37
57
78
81
80
73
76
68
47
64
74
45
44
37
32
24
16
6
9
10
7
7

Precipitation Amount (mm)

0
0
0
0.2
0.5
0.5
0.4
0.3
0.4
0.3
0
0.3
0.5
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

3
4
5
6
7
7
7
6
6
5
4
3
2
2
1
1
1
1
1
1
1
2
2
3

Feels Like (°C)

-1
-0
-0
1
1
1
4
4
4
5
4
4
-1
0
0
0
0
0
-0
-0
-0
-0
-1
-1

Dew Point (°C)

-3
-3
-3
-3
-3
-3
-3
-3
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

69
62
55
52
49
47
49
52
56
61
67
73
74
77
78
80
80
81
83
81
81
78
73
70

Pressure (mb)

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

Ozone (du)

420
421
423
425
426
427
426
424
423
422
420
419
422
426
429
429
429
430
429
429
428
428
428
428

Friday 10

Third Quarter 40%

04:46

10:38

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 OK
23 OK
00 Bad
01 Bad

Sun - Rise: 06:15, Set: 20:08, Transit: 13:12. Moon - Rise: 04:46, Set: 10:38. Civil Dark: 20:47 - 05:35. Nautical Dark: 21:36 - 04:46. Astro Dark: 22:33 - 03:48

Total Clouds (% Sky Obscured)

47
58
67
77
84
82
78
71
75
81
89
72
52
31
41
52
62

Low Clouds (% Sky Obscured)

16
16
17
14
14
30
41
55
57
55
48
38
27
20
31
43
51

Medium Clouds (% Sky Obscured)

32
41
53
64
75
59
40
23
17
10
5
3
2
0
0
0
0

High Clouds (% Sky Obscured)

13
17
19
22
27
22
16
11
20
28
40
28
14
4
4
4
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
5
3
5
7
9
9
9
9
9
9

Fog (%)

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

Precipitation Probability (%)

5
0
0
0
0
7
10
8
6
1
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

Wind Speed/Direction (mph)

12
12
13
13
13
12
12
12
12
10
8
6
6
6
5
4
4

Chance of Frost

Temperature (°C)

4
5
5
6
6
7
6
6
5
5
4
4
3
3
2
2
2

Feels Like (°C)

1
2
1
1
2
2
2
2
2
2
2
2
-2
-2
-2
-2
-1

Dew Point (°C)

-3
-4
-5
-6
-7
-7
-5
-2
1
-1
-3
-4
-4
-4
-3
-3
-2

Relative Humidity (%)

61
54
46
43
40
37
46
58
72
67
61
56
58
63
66
69
72

Pressure (mb)

1021
1022
1023
1024
1024
1025
1025
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028

Ozone (du)

430
432
433
436
439
442
454
466
478
482
485
488
482
476
470
464
459

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

Generated: 04/04/26 09:51:51. Forecast: 04/04/26 to 10/04/26. Timezone: UTC+2.00