Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 12%

05:11

13:00

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

Sun - Rise: 08:37, Set: 15:37, Transit: 12:07. Moon - Rise: 05:11, Set: 13:00. Civil Dark: 16:24 - 07:50. Nautical Dark: 17:13 - 07:01. Astro Dark: 17:59 - 06:16

Total Clouds (% Sky Obscured)

77
66
60
55
24
23
17
21
20
21
77
14
17
20
20
30
66
73
71
47
65
73
99
70

Low Clouds (% Sky Obscured)

75
66
60
55
24
23
17
21
20
21
27
14
17
20
20
13
12
23
20
24
23
11
4
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
17
20
0
5
2
17
43
99
70

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
73
0
5
2
4
18
54
58
62
29
49
67
97
55

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
4
5
5
5

Relative Humidity (%)

81
83
85
85
86
85
85
85
86
88
89
88
89
89
89
89
91
91
93
93
88
87
85
87

Pressure (mb)

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

Ozone (du)

284
286
288
290
290
290
292
294
302
321
333
317
308
301
302
304
304
303
303
296
296
295
292
287

Tuesday 16

Waning Crescent 7%

06:31

13:15

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:38, Set: 15:38, Transit: 12:08. Moon - Rise: 06:31, Set: 13:15. Civil Dark: 16:24 - 07:51. Nautical Dark: 17:13 - 07:02. Astro Dark: 17:59 - 06:16

Total Clouds (% Sky Obscured)

81
44
47
72
94
94
95
100
94
91
100
100
100
100
100
100
100
95
80
90
69
100
100
100

Low Clouds (% Sky Obscured)

2
4
11
35
63
73
70
16
26
18
17
43
100
93
66
89
75
70
50
87
53
93
93
94

Medium Clouds (% Sky Obscured)

25
28
25
49
17
69
91
84
87
90
100
100
100
100
100
100
100
76
19
19
19
5
5
6

High Clouds (% Sky Obscured)

72
9
8
7
85
85
86
98
77
70
100
89
84
88
100
45
45
0
0
0
32
67
85
92

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
7
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
10
12

Precipitation Type

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

Precipitation Probability (%)

0
0
0
6
3
2
21
10
9
5
9
12
40
44
66
72
89
57
25
3
4
6
0
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.8
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
6
6
6
6
6
7
7
7
7
7
7
6
7
7
7
7
7
7
7
7
8
8
7

Feels Like (°C)

4
3
4
3
3
3
3
3
3
4
3
3
3
3
4
4
4
4
4
4
5
6
6
5

Dew Point (°C)

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

Relative Humidity (%)

90
91
90
90
90
81
79
78
79
81
81
81
81
84
85
87
88
90
93
93
94
93
94
96

Pressure (mb)

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

Ozone (du)

283
280
290
296
297
298
297
291
288
289
294
284
268
275
290
310
316
324
330
321
312
306
304
302

Wednesday 17

Waning Crescent 3%

07:49

13:37

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:38, Set: 15:38, Transit: 12:08. Moon - Rise: 07:49, Set: 13:37. Civil Dark: 16:25 - 07:51. Nautical Dark: 17:14 - 07:02. Astro Dark: 17:59 - 06:17

Total Clouds (% Sky Obscured)

97
99
99
98
99
97
93
95
97
95
95
95
95
97
98
100
100
100
100
100
98
100
100
96

Low Clouds (% Sky Obscured)

93
93
92
90
87
87
86
81
80
80
80
77
78
79
76
62
65
64
60
63
56
54
59
73

Medium Clouds (% Sky Obscured)

2
4
21
13
14
41
73
19
38
37
39
48
53
46
46
39
39
40
27
28
29
25
29
23

High Clouds (% Sky Obscured)

76
95
91
59
81
78
53
50
31
30
36
44
53
68
78
96
100
96
100
84
59
59
64
59

ISS Passover

Visibility (miles)

7
7
7
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

27
85
78
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
7
1
0
0
0
1
2
5
1
10
15
14
13
12
12
21
22

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

Chance of Frost

Temperature (°C)

7
7
6
6
6
6
6
6
6
6
6
6
7
7
7
7
6
7
7
7
7
7
8
7

Feels Like (°C)

5
4
4
4
4
4
4
4
4
3
4
4
4
4
4
4
4
4
5
3
4
5
5
4

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
98
96
96
96
96
93
88
87
87
91
93
94
94
94
94
94
90
88
87
87
88

Pressure (mb)

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

Ozone (du)

298
297
293
290
289
290
287
286
283
283
280
280
279
279
277
275
274
276
276
277
279
280
280
280

Thursday 18

Waning Crescent 1%

08:58

14:13

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 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:39, Set: 15:38, Transit: 12:09. Moon - Rise: 08:58, Set: 14:13. Civil Dark: 16:25 - 07:52. Nautical Dark: 17:14 - 07:03. Astro Dark: 17:59 - 06:18

Total Clouds (% Sky Obscured)

98
93
92
92
93
99
100
100
86
90
92
83
74
59
47
32
49
78
93
95
97
99
98
98

Low Clouds (% Sky Obscured)

86
75
66
54
52
50
49
53
45
47
47
49
47
40
30
20
39
62
82
82
87
90
86
81

Medium Clouds (% Sky Obscured)

23
29
31
24
32
31
35
23
13
3
3
3
3
4
8
9
15
78
86
92
93
97
96
94

High Clouds (% Sky Obscured)

71
43
42
43
49
55
62
65
70
81
83
68
57
38
20
0
1
1
4
21
18
24
23
21

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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

18
15
11
9
4
1
0
1
0
0
0
0
0
0
0
0
0
0
1
10
17
25
37
45

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

Chance of Frost

Temperature (°C)

7
7
6
6
6
6
7
7
7
7
7
7
7
7
7
7
6
6
7
7
7
8
8
8

Feels Like (°C)

4
3
4
4
4
4
3
3
2
4
4
2
3
3
3
3
3
3
2
2
3
4
4
4

Dew Point (°C)

6
6
5
5
5
5
5
5
5
5
5
4
3
3
3
4
4
4
4
4
4
5
6
6

Relative Humidity (%)

90
93
93
93
93
91
88
87
85
88
87
81
78
78
78
81
82
84
84
82
81
81
85
88

Pressure (mb)

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

Ozone (du)

279
276
271
266
267
267
267
268
266
264
261
259
258
257
259
261
260
263
268
275
289
290
281
282

Friday 19

Waning Crescent 0%

09:53

15:07

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
09 Bad
10 Bad
11 OK
12 OK
13 OK
14 OK

Sun - Rise: 08:39, Set: 15:38, Transit: 12:09. Moon - Rise: 09:53, Set: 15:07. Civil Dark: 16:25 - 07:53. Nautical Dark: 17:14 - 07:04. Astro Dark: 18:00 - 06:18

Total Clouds (% Sky Obscured)

98
98
98
98
100
100
100
95
88
81
81
82
82
86
89
92
79
64
49
43
34
28
28
25

Low Clouds (% Sky Obscured)

76
75
71
68
75
74
75
79
81
81
81
82
82
67
49
31
27
26
25
21
20
20
20
16

Medium Clouds (% Sky Obscured)

93
94
94
97
85
73
70
70
65
70
70
65
65
65
65
60
30
20
14
11
5
0
0
0

High Clouds (% Sky Obscured)

15
15
15
15
100
100
100
75
50
20
5
5
10
13
12
13
12
8
1
1
0
0
4
7

ISS Passover

Visibility (miles)

7
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

48
38
30
28
35
33
30
32
30
27
23
16
4
3
1
0
0
0
0
1
1
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
10
9
8
8
7
7
8
8
7
7
7
7
7
7
7
7
7
7
7
8
8
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
5
5
5
4
4
5
4
4
3
3
3
3
3
2
2
2
2
2
2
2
5

Dew Point (°C)

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

Relative Humidity (%)

93
94
96
98
98
96
94
93
91
90
86
85
86
86
88
89
91
93
93
93
91
88
86
88

Pressure (mb)

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

Ozone (du)

287
291
296
301
309
309
308
308
310
312
314
307
301
294
299
303
307
303
298
293
294
295
296
290

Saturday 20

New Moon 2%

10:29

15:07

15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad
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

Sun - Rise: 08:40, Set: 15:39, Transit: 12:10. Moon - Rise: 10:29, Set: 15:07. Civil Dark: 16:26 - 07:53. Nautical Dark: 17:15 - 07:04. Astro Dark: 18:00 - 06:19

Total Clouds (% Sky Obscured)

25
25
29
37
36
38
52
58
64
70
73
72
68
71
82
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
13
21
29
37
41
43
39
39
35
26
22
24
34
44
54
64
76

High Clouds (% Sky Obscured)

13
14
14
15
11
7
3
24
44
61
53
50
46
64
82
100
100
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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
1
0
0
0
0
0
0
0
0
0
1
0
9
13
16
31
42
50
46
40
30
24
18

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
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
10
8

Chance of Frost

Temperature (°C)

5
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
4
4
4
4
4
4
5
5

Feels Like (°C)

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

Dew Point (°C)

4
3
4
3
3
3
3
3
3
3
3
2
2
2
3
3
3
3
3
2
2
2
2
2

Relative Humidity (%)

90
93
94
93
94
93
94
93
94
94
94
94
94
94
94
94
93
93
91
89
88
86
83
85

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

284
278
277
275
274
274
274
275
273
271
270
271
271
272
274
275
277
279
282
284
289
293
297
299

Sunday 21

Waxing Crescent 6%

10:53

16:19

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 08:40, Set: 15:39, Transit: 12:10. Moon - Rise: 10:53, Set: 16:19. Civil Dark: 16:26 - 07:53. Nautical Dark: 17:15 - 07:05. Astro Dark: 18:01 - 06:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
35
44
58
59
69
74
79
83
78

Medium Clouds (% Sky Obscured)

88
90
92
94
96
97
100
96
93
90

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
96
93

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
100
100
100
100
100
100
100
100

Precipitation Type

None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
5
6
6
6
4
0
2
3
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
6
6
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

5
4
4
4
4
4
4
4
4
4

Feels Like (°C)

2
2
3
3
2
2
1
1
2
1

Dew Point (°C)

3
2
3
3
3
3
3
2
2
2

Relative Humidity (%)

86
86
88
89
88
88
88
86
86
85

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

300
302
306
309
313
317
321
326
327
329

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

Generated: 15/12/25 15:44:34. Forecast: 15/12/25 to 21/12/25. Timezone: UTC+1.00