Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 0%

09:14

15:58

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

Sun - Rise: 08:17, Set: 16:13, Transit: 12:15. Moon - Rise: 09:14, Set: 15:58. Civil Dark: 16:52 - 07:38. Nautical Dark: 17:35 - 06:55. Astro Dark: 18:15 - 06:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
100
100
100
99
99
99
99
91
87
99
100
100
100

Low Clouds (% Sky Obscured)

100
94
92
100
98
100
100
85
97
100
92
99
100
84
73
74
98
85
80
67
71
65
75
75

Medium Clouds (% Sky Obscured)

72
82
88
96
98
98
100
99
95
94
82
83
92
100
88
65
74
94
82
80
84
80
59
80

High Clouds (% Sky Obscured)

19
37
99
97
82
89
97
95
100
95
96
93
94
84
93
70
62
83
69
49
63
94
84
96

ISS Passover

Visibility (miles)

5
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
2

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
32
33
18
18
17
4
12
5
1
1
0
0
0
1
1
4
3
1
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
93
93
94
96
96
96
94
94
93
91
90
88
88
91
93
94
94
96
96
96
96
94
94

Pressure (mb)

1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1020
1019
1019
1019
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

327
325
325
318
312
305
300
295
289
285
284
284
281
278
275
273
271
270
269
271
270
270
272
271

Saturday 20

New Moon 2%

09:56

17:04

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

Sun - Rise: 08:18, Set: 16:13, Transit: 12:16. Moon - Rise: 09:56, Set: 17:04. Civil Dark: 16:53 - 07:38. Nautical Dark: 17:35 - 06:56. Astro Dark: 18:15 - 06:16

Total Clouds (% Sky Obscured)

100
100
93
96
100
100
100
100
100
100
100
99
100
95
95
96
95
89
99
98
95
87
82
73

Low Clouds (% Sky Obscured)

66
76
77
91
76
81
86
81
79
66
53
58
67
65
72
78
82
89
95
95
95
87
82
73

Medium Clouds (% Sky Obscured)

82
90
63
53
62
57
38
68
67
91
78
16
43
10
28
41
21
6
6
3
3
2
0
0

High Clouds (% Sky Obscured)

100
100
64
56
71
82
89
96
100
100
100
93
98
26
28
46
37
4
33
47
41
57
56
24

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 (%)

98
100
100
100
100
100
100
100
100
100
99
98
91
66
0
0
0
3
12
2
99
98
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
90
88
89
89
91
91
91
91
89
83
79
78
79
80
83
86
91
91
93
93
94
94

Pressure (mb)

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

Ozone (du)

270
269
268
268
269
272
276
276
275
273
274
272
272
273
272
270
269
269
270
268
269
270
271
270

Sunday 21

Waxing Crescent 6%

10:27

18:17

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

Sun - Rise: 08:18, Set: 16:14, Transit: 12:16. Moon - Rise: 10:27, Set: 18:17. Civil Dark: 16:53 - 07:39. Nautical Dark: 17:36 - 06:56. Astro Dark: 18:16 - 06:16

Total Clouds (% Sky Obscured)

64
63
63
58
68
68
65
65
67
86
96
89
95
88
83
82
81
83
78
79
89
97
96
97

Low Clouds (% Sky Obscured)

64
63
63
58
68
68
65
65
67
83
84
77
74
80
83
80
76
80
78
79
78
76
70
68

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)

7
9
19
26
13
7
11
25
55
83
96
33
31
22
7
7
9
7
4
6
16
15
10
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
2
2
2
6
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
99
99
100
100
100
100
98
98
1
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
8
8
8
7
7
6
6
6
6
6
6
8
9
9
10
9
8
7
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
1
2
1
1
1
0
1
1
1
1
1
0
1
1
1
1
2
2
1
1
1
1
1

Relative Humidity (%)

94
94
96
96
96
96
96
96
98
98
98
94
88
83
80
82
85
91
93
93
93
94
96
94

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013

Ozone (du)

270
271
271
272
273
275
277
281
285
292
294
297
299
300
304
309
314
318
323
330
340
346
350
354

Monday 22

Waxing Crescent 12%

10:49

19:34

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

Sun - Rise: 08:19, Set: 16:14, Transit: 12:16. Moon - Rise: 10:49, Set: 19:34. Civil Dark: 16:54 - 07:39. Nautical Dark: 17:36 - 06:57. Astro Dark: 18:17 - 06:16

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

71
72
79
89
92
100
100
100
100
100
100
100
100
100
99
95
96
97
100
100
100
100
100
100

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)

10
25
25
30
30
38
45
22
15
45
28
24
21
17
13
9
4
3
1
5
9
13
14
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8

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
1
0
2
2
2
2
3
2
3
3
2
3
3
3
5
5
2
6
6
5
6

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
93
91
91
89
89
93
94
93
91
89
88
85
83
85
88
93
93
93
91
91
91

Pressure (mb)

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

Ozone (du)

357
359
360
363
363
363
364
364
366
365
366
367
368
367
366
366
368
368
374
373
373
373
373
373

Tuesday 23

Waxing Crescent 19%

11:06

20:52

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

Sun - Rise: 08:19, Set: 16:15, Transit: 12:17. Moon - Rise: 11:06, Set: 20:52. Civil Dark: 16:54 - 07:40. Nautical Dark: 17:37 - 06:57. Astro Dark: 18:17 - 06:17

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
98
98
98
96
94
92
83

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
94
92
91
90
89
89
89
83

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
4
5
6
8
7
15
20
26
23
19
5
0

High Clouds (% Sky Obscured)

4
0
1
2
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
23
53
74
56

ISS Passover

Visibility (miles)

9
9
8
8
5
1
0
1
1
1
0
0
3
4
5
6
7
8
8
8
8
8
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
Snow
Snow
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

5
5
7
8
8
23
26
24
24
33
31
29
30
27
42
37
40
40
40
41
44
48
53
42

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.1
0.1
0
0
0
0.2
0.1
0.2
0.1
0.1
0.1
0.2
0.2
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-5
-5
-6
-7
-7
-7
-9
-8
-8
-9
-8
-8
-9
-8
-8
-8
-9
-9
-9
-10
-12
-12
-12

Dew Point (°C)

0
0
-0
-1
-2
-2
-2
-3
-3
-3
-4
-4
-4
-5
-5
-5
-6
-6
-7
-7
-8
-9
-10
-11

Relative Humidity (%)

91
91
91
91
91
92
94
89
87
87
89
87
80
77
75
75
76
76
76
78
77
73
69
65

Pressure (mb)

1020
1020
1020
1021
1021
1022
1022
1022
1023
1023
1024
1025
1025
1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1027

Ozone (du)

373
373
373
374
378
382
385
385
391
396
386
394
403
403
399
397
395
392
391
390
389
391
393
395

Wednesday 24

Waxing Crescent 28%

11:21

22:09

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

Sun - Rise: 08:19, Set: 16:16, Transit: 12:17. Moon - Rise: 11:21, Set: 22:09. Civil Dark: 16:55 - 07:40. Nautical Dark: 17:38 - 06:57. Astro Dark: 18:18 - 06:17

Total Clouds (% Sky Obscured)

73
68
62
52
45
36
36
26
37
38
53
57
57
62
62
62
61
62
62
62
43
29
29
35

Low Clouds (% Sky Obscured)

73
68
62
52
45
36
36
26
37
38
53
57
57
62
62
62
61
62
62
62
43
29
24
21

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
3
7
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

30
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

Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

36
36
30
23
11
10
9
8
8
7
6
6
5
5
5
4
3
4
3
3
3
3
1
2

Precipitation Amount (mm)

0.1
0.1
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)

18
18
18
18
18
18
19
19
19
19
19
19
19
19
19
19
19
19
18
17
16
16
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-13
-14
-14
-14
-14
-14
-15
-15
-15
-15
-15
-14
-13
-13
-13
-12
-12
-13
-13
-13
-13
-13
-13

Relative Humidity (%)

63
59
57
57
57
56
56
56
56
54
53
53
52
51
50
51
53
54
54
54
55
56
57
58

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

393
392
390
389
387
386
384
383
381
380
380
379
380
380
381
378
375
372
369
365
361
357
353
350

Thursday 25

Waxing Crescent 38%

11:33

No Set

23 OK
00 OK
01 OK
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

Sun - Rise: 08:20, Set: 16:16, Transit: 12:18. Moon - Rise: 11:33, Set: No Set. Civil Dark: 16:56 - 07:40. Nautical Dark: 17:38 - 06:58. Astro Dark: 18:19 - 06:17

Total Clouds (% Sky Obscured)

41
38
38
50
59
59
68
68
68
69
70
74
85
92
90
90
87
87
85
78

Low Clouds (% Sky Obscured)

23
33
38
50
59
59
68
68
68
59
34
46
66
83
74
70
75
74
75
72

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
2
3
12
21
31
33
34
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

Fog (%)

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

Precipitation Probability (%)

3
3
2
1
0
0
0
0
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-12
-12
-13
-13
-12
-13
-13
-13
-12
-11
-11
-11
-11
-11
-8
-8
-8
-9
-8

Dew Point (°C)

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

Relative Humidity (%)

58
61
62
63
64
66
68
70
73
73
73
73
73
72
72
75
79
82
84
87

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

349
349
349
348
348
347
346
345
344
345
347
348
348
348
347
347
347
348
348
349

Forecast for Sonneborn, Germany (50.99,10.60)

Generated: 19/12/25 23:08:37. Forecast: 19/12/25 to 25/12/25. Timezone: UTC+1.00