Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 0%

09:14

14:40

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:14, Set: 15:53, Transit: 12:03. Moon - Rise: 09:14, Set: 14:40. Civil Dark: 16:35 - 07:32. Nautical Dark: 17:19 - 06:48. Astro Dark: 18:01 - 06:06

Total Clouds (% Sky Obscured)

91
87
89
90
84
88
95
90
93
97
97
97
99
98
97
96
100
100
100
100
100
99
80
92

Low Clouds (% Sky Obscured)

16
56
30
23
31
38
57
76
76
91
91
85
83
82
83
70
71
61
41
48
40
0
0
0

Medium Clouds (% Sky Obscured)

37
34
70
80
47
37
65
58
41
35
29
49
88
93
88
82
77
50
42
46
89
62
41
74

High Clouds (% Sky Obscured)

5
7
3
3
1
0
0
4
4
3
3
35
65
29
50
50
97
97
100
100
100
93
52
50

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
8
59
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
1
2
6
12
14
9
12
32
30
34
26
25
17
3
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
8
8
8
8
8
7
6
6
6
6
5
5
4
4
4
4
4
3
3
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
6
6
6
6
6
6
6
5
6
5
6
6
6
6
6
6
5
5
4
4
4
6

Dew Point (°C)

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

Relative Humidity (%)

65
65
68
73
74
77
80
82
84
82
87
88
91
93
96
96
96
96
93
91
91
90
85
81

Pressure (mb)

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

Ozone (du)

275
287
294
295
292
287
291
298
301
306
311
320
318
317
320
323
324
317
307
304
300
296
290
286

Saturday 20

New Moon 0%

09:55

15:35

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:14, Set: 15:54, Transit: 12:04. Moon - Rise: 09:55, Set: 15:35. Civil Dark: 16:35 - 07:33. Nautical Dark: 17:19 - 06:49. Astro Dark: 18:01 - 06:07

Total Clouds (% Sky Obscured)

92
95
100
95
98
100
100
97
98
98
94
96
97
100
99
99
90
94
91
73
74
65
62
67

Low Clouds (% Sky Obscured)

0
2
28
37
52
67
70
67
95
96
79
83
93
98
90
80
80
81
76
73
74
65
62
67

Medium Clouds (% Sky Obscured)

79
93
94
73
73
61
63
63
42
38
39
41
29
26
27
29
50
84
83
34
28
36
41
38

High Clouds (% Sky Obscured)

73
71
75
49
87
98
100
78
65
41
50
36
46
76
92
83
56
19
34
14
17
3
6
19

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
69
62
13
13
4
2
2
0
0
0
0
0
0
0
5
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
74
74
75
78
78
76
76
78
80
82
85
87
91
93
96
96
96
96
96
96
96
90
84

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1018
1018
1018
1018

Ozone (du)

284
280
278
275
274
272
271
270
271
271
272
273
271
272
269
269
269
271
271
271
269
268
267
265

Sunday 21

Waxing Crescent 2%

10:24

16:42

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:15, Set: 15:54, Transit: 12:04. Moon - Rise: 10:24, Set: 16:42. Civil Dark: 16:36 - 07:33. Nautical Dark: 17:20 - 06:49. Astro Dark: 18:02 - 06:07

Total Clouds (% Sky Obscured)

85
73
83
92
90
96
93
88
84
84
85
90
73
87
93
88
96
99
86
77
85
91
93
94

Low Clouds (% Sky Obscured)

85
73
83
92
90
95
91
88
84
84
85
90
73
87
93
88
90
90
86
77
85
91
81
94

Medium Clouds (% Sky Obscured)

19
17
20
12
19
6
0
0
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

16
2
15
31
40
43
50
26
20
33
20
26
12
23
37
33
36
33
16
14
18
26
19
15

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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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

Chance of Frost

Temperature (°C)

7
7
7
7
7
6
6
6
6
6
6
6
6
6
6
5
5
5
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
79
81
88
90
91
93
93
93
93
93
91
91
90
90
90
91
91
93
93
93
89
85

Pressure (mb)

1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

265
265
264
265
265
267
267
267
267
267
267
265
265
265
265
265
266
268
268
268
268
270
271
275

Monday 22

Waxing Crescent 6%

10:44

17:57

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:15, Set: 15:55, Transit: 12:05. Moon - Rise: 10:44, Set: 17:57. Civil Dark: 16:36 - 07:34. Nautical Dark: 17:21 - 06:50. Astro Dark: 18:02 - 06:08

Total Clouds (% Sky Obscured)

95
97
98
95
88
80
70
73
87
93
97
98
96
100
100
100
100
100
100
98
97
95
94
94

Low Clouds (% Sky Obscured)

95
95
90
89
88
80
70
73
83
89
89
91
96
100
100
100
99
98
97
92
88
84
85
82

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
1
0
0
6
11
17
30
42
55
46
47
35
36
40

High Clouds (% Sky Obscured)

16
16
22
21
26
23
20
18
22
23
17
12
11
7
7
6
2
1
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
1
1
1
1
1
0
0
0
0
0
0
0
5
6
5
7
8
9
9
10
11
14
16

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
78
79
83
85
88
89
89
89
91
91
89
89
85
85
83
83
83
82
83
83
82
80

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016

Ozone (du)

281
283
287
293
301
305
310
315
320
325
329
334
337
341
343
347
348
349
351
352
353
355
355
355

Tuesday 23

Waxing Crescent 12%

11:00

19:16

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:16, Set: 15:55, Transit: 12:05. Moon - Rise: 11:00, Set: 19:16. Civil Dark: 16:37 - 07:34. Nautical Dark: 17:21 - 06:50. Astro Dark: 18:03 - 06:08

Total Clouds (% Sky Obscured)

89
91
90
93
93
94
94
93
91
90
90
90
91
94
97
100
99
97
96
96
95
95
97
99

Low Clouds (% Sky Obscured)

75
73
65
65
66
59
57
56
60
63
72
77
85
85
85
87
86
87
87
88
89
89
93
97

Medium Clouds (% Sky Obscured)

41
40
39
38
38
37
35
40
42
45
50
47
48
42
41
34
22
19
13
17
16
32
31
30

High Clouds (% Sky Obscured)

1
2
2
5
6
6
3
1
0
1
3
6
1
1
1
2
2
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
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 (%)

17
18
19
20
18
15
10
15
17
18
19
19
21
40
34
27
32
39
44
39
37
35
30
25

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

Chance of Frost

Temperature (°C)

3
3
3
3
3
3
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
2

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-1
0
-0
-0
-0
-1
-2
-2
-2
-1
-1
-2
-2
-3
-3
-4
-4
-5
-5
-6
-6

Relative Humidity (%)

79
76
75
77
82
82
83
83
81
77
78
81
86
86
81
78
74
71
69
66
64
61
59
58

Pressure (mb)

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

Ozone (du)

357
358
359
360
358
358
357
354
349
347
347
345
344
343
351
359
368
368
368
369
371
373
375
376

Wednesday 24

Waxing Crescent 19%

11:12

20:36

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 OK
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:16, Set: 15:56, Transit: 12:06. Moon - Rise: 11:12, Set: 20:36. Civil Dark: 16:37 - 07:35. Nautical Dark: 17:22 - 06:50. Astro Dark: 18:03 - 06:09

Total Clouds (% Sky Obscured)

100
91
79
69
64
59
54
58
57
52
52
46
45
44
57
61
80
90
91
95
95
90
84
73

Low Clouds (% Sky Obscured)

100
91
79
69
64
58
54
58
57
52
51
46
36
30
24
23
14
10
5
5
14
28
27
30

Medium Clouds (% Sky Obscured)

30
26
17
7
5
6
6
5
10
5
3
2
0
0
0
0
0
0
0
0
0
0
6
12

High 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

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 (%)

17
15
13
7
7
6
1
1
1
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)

13
13
12
12
12
12
12
12
11
11
11
10
10
10
9
9
9
9
9
8
8
8
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-5
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5
-4
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

55
54
57
59
61
65
67
68
68
68
67
67
66
64
63
62
61
61
58
58
55
51
48
42

Pressure (mb)

1024
1024
1024
1025
1025
1026
1026
1027
1027
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1031
1030

Ozone (du)

376
377
374
371
369
366
363
360
361
361
361
362
362
362
357
352
346
344
342
340
339
337
336
337

Thursday 25

Waxing Crescent 28%

11:23

21:55

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

Sun - Rise: 08:16, Set: 15:57, Transit: 12:06. Moon - Rise: 11:23, Set: 21:55. Civil Dark: 16:38 - 07:35. Nautical Dark: 17:22 - 06:51. Astro Dark: 18:04 - 06:09

Total Clouds (% Sky Obscured)

63
62
66
65
61
61
61
59
61
54
54
55
55
57
58
59
65
70
79

Low Clouds (% Sky Obscured)

29
29
30
26
27
18
19
14
14
13
14
15
16
22
19
29
25
35
35

Medium Clouds (% Sky Obscured)

19
30
39
53
51
52
53
59
61
54
54
52
49
44
38
40
42
44
42

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-4
-4
-4
-4
-5
-4
-5
-5
-4
-4
-4
-4
-4
-4
-4
-4
-4

Dew Point (°C)

-14
-15
-14
-13
-12
-12
-11
-10
-10
-10
-9
-8
-8
-7
-7
-7
-6
-5
-5

Relative Humidity (%)

38
33
37
40
44
47
50
54
55
57
59
63
65
68
69
72
76
79
81

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029

Ozone (du)

337
338
338
338
337
339
341
343
344
346
348
348
348
348
349
350
350
349
348

Forecast for Tempelhof, Germany (52.47,13.39)

Generated: 19/12/25 12:15:12. Forecast: 19/12/25 to 25/12/25. Timezone: UTC+1.00