Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 0%

09:36

14:49

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: 08:32, Set: 16:03, Transit: 12:18. Moon - Rise: 09:36, Set: 14:49. Civil Dark: 16:46 - 07:50. Nautical Dark: 17:31 - 07:05. Astro Dark: 18:14 - 06:22

Total Clouds (% Sky Obscured)

94
75
94
93
88
91
93
94
69
94
80
100
100
100
100
100
100
97
74
72
94
100
100
100

Low Clouds (% Sky Obscured)

86
80
96
89
88
65
60
0
3
19
30
33
43
55
73
73
65
60
51
48
46
44
43
43

Medium Clouds (% Sky Obscured)

95
92
98
99
88
91
93
94
48
72
50
29
66
71
52
48
5
16
3
5
26
26
30
27

High Clouds (% Sky Obscured)

90
91
93
99
88
91
93
94
69
93
79
100
100
100
100
100
100
93
49
52
88
99
100
100

ISS Passover

Visibility (miles)

-
-
-
-
8
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
1
0
0
0
1
1
3
14
37
93
100
99

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
12
8
3
2
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
10
10
10
8
7
7
7
7
7
7
7
7
6
6
6
6
5
5
5
5
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
8
8
9
10
10
9
8
7
6
5
4
4
4
4
4
4
4
4
4
3
3
3
4

Relative Humidity (%)

81
81
81
83
95
95
90
87
90
88
85
85
88
90
90
93
93
94
94
96
96
96
94
91

Pressure (mb)

1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

290
288
298
305
314
314
311
311
316
323
326
329
320
307
299
293
291
288
285
282
283
282
279
278

Saturday 20

New Moon 0%

10:15

15:43

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: 08:33, Set: 16:04, Transit: 12:18. Moon - Rise: 10:15, Set: 15:43. Civil Dark: 16:46 - 07:50. Nautical Dark: 17:32 - 07:05. Astro Dark: 18:14 - 06:23

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

38
47
61
56
57
59
70
73
68
66
64
72
79
79
88
88
90
86
84
84
80
80
77
76

Medium Clouds (% Sky Obscured)

39
72
95
94
86
71
85
85
79
79
41
89
98
99
100
84
88
92
91
88
88
72
64
57

High Clouds (% Sky Obscured)

91
100
100
91
87
89
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
93
85
76

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 (%)

61
1
0
0
0
0
1
1
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
1
3
0
1
3
1
1
1
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
4
5
5
6
6
7
8
8
9
9
9
9
9
9
10
10
10
10
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
85
86
88
88
89
86
86
85
83
82
80
82
85
86
88
90
91
93
93
90
90
85

Pressure (mb)

1019
1018
1018
1018
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

277
274
271
271
272
273
273
273
273
271
271
271
270
268
268
269
268
266
265
266
265
265
266
265

Sunday 21

Waxing Crescent 2%

10:43

16:51

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: 08:33, Set: 16:04, Transit: 12:19. Moon - Rise: 10:43, Set: 16:51. Civil Dark: 16:47 - 07:51. Nautical Dark: 17:32 - 07:06. Astro Dark: 18:15 - 06:23

Total Clouds (% Sky Obscured)

99
100
100
100
98
98
99
100
100
100
96
97
97
92
90
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
71
77
83
87
86
98
100
95
91
92
86
85
86
88
83
82
80
78
79
80
83
90
93

Medium Clouds (% Sky Obscured)

26
47
71
66
50
26
27
29
18
17
3
0
0
0
0
0
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

93
100
100
100
79
83
88
61
95
100
96
82
29
9
8
11
8
10
9
12
15
6
14
22

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 (%)

3
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)

9
9
9
9
10
10
10
11
11
11
11
11
11
11
12
11
11
12
12
12
12
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
5
5
5
5
5
5
5
5
4
4
5
4
4
4
4
4
4
4
4

Relative Humidity (%)

84
81
82
85
87
90
91
91
91
91
93
93
93
91
93
94
93
93
93
93
93
91
91
86

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1014

Ozone (du)

266
264
265
266
268
269
268
269
270
271
273
277
281
286
294
300
302
302
304
305
307
309
310
314

Monday 22

Waxing Crescent 6%

11:03

18:08

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: 08:34, Set: 16:05, Transit: 12:19. Moon - Rise: 11:03, Set: 18:08. Civil Dark: 16:47 - 07:51. Nautical Dark: 17:33 - 07:06. Astro Dark: 18:15 - 06:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
96
94
93
92
90
86
90
92
90
88
84
91
95
100
94
88

Low Clouds (% Sky Obscured)

87
75
63
55
65
75
76
79
82
78
76
72
67
66
68
73
73
70
69
76
85
91
85
78

Medium Clouds (% Sky Obscured)

3
13
21
26
13
3
3
3
0
0
0
0
0
0
0
0
2
3
3
3
3
35
45
55

High Clouds (% Sky Obscured)

32
32
21
36
41
56
60
61
61
61
61
61
45
21
27
30
5
5
5
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
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
11
11
11
11
11
11
10
10
10
9
9
9
9
9
9
9
9
10
10
10
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
82
82
83
85
88
89
91
93
94
94
94
96
96
96
96
94
94
93
93
93
93
89
85

Pressure (mb)

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

Ozone (du)

317
320
323
326
332
341
347
351
352
354
356
355
355
354
353
352
352
352
354
355
356
358
357
358

Tuesday 23

Waxing Crescent 12%

11:17

19:28

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

Sun - Rise: 08:34, Set: 16:05, Transit: 12:20. Moon - Rise: 11:17, Set: 19:28. Civil Dark: 16:48 - 07:52. Nautical Dark: 17:33 - 07:06. Astro Dark: 18:16 - 06:24

Total Clouds (% Sky Obscured)

82
73
63
55
43
33
27
31
35
39
34
33
33
32
32
31
36
40
45
30
30
29
28
27

Low Clouds (% Sky Obscured)

71
57
53
43
36
26
17
19
21
21
24
27
31
28
20
17
21
22
24
21
25
13
17
27

Medium Clouds (% Sky Obscured)

60
55
51
50
43
33
27
31
3
3
3
0
0
0
0
0
0
0
0
30
30
29
28
27

High Clouds (% Sky Obscured)

5
5
5
5
5
5
5
5
5
9
7
5
15
6
1
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
Snow
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
30
38
45
44
45

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0

Wind Speed/Direction (mph)

11
11
11
11
12
12
12
12
12
12
12
12
12
13
12
12
12
12
12
11
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
-0
-1
-1
-2
-2
-3
-2
-2
-2
-2
-2
-2
-3
-3
-4
-4
-4
-5
-5
-6
-6
-7

Relative Humidity (%)

83
80
77
74
74
76
77
76
78
83
84
86
86
87
86
84
81
80
80
79
75
72
70
63

Pressure (mb)

1019
1019
1019
1019
1020
1020
1021
1022
1022
1023
1023
1024
1024
1025
1025
1026
1026
1026
1026
1027
1025
1026
1026
1026

Ozone (du)

361
362
363
364
364
366
367
367
367
367
366
365
364
364
370
375
373
370
369
371
372
372
372
372

Wednesday 24

Waxing Crescent 19%

11:28

20:48

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

Sun - Rise: 08:34, Set: 16:06, Transit: 12:20. Moon - Rise: 11:28, Set: 20:48. Civil Dark: 16:49 - 07:52. Nautical Dark: 17:34 - 07:07. Astro Dark: 18:16 - 06:24

Total Clouds (% Sky Obscured)

22
12
11
15
20
44
54
63
61
51
51
46
42
32
23
5
0
0
0
5
15
19
25
26

Low Clouds (% Sky Obscured)

22
12
10
5
0
0
0
0
5
9
13
27
28
32
23
5
0
0
0
0
5
5
7
8

Medium Clouds (% Sky Obscured)

22
12
11
15
14
14
13
10
4
2
1
1
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
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 (%)

48
38
33
30
24
18
5
4
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
53
54
56
57
60
62
64
64
63
64
64
64
65
64
64
63
63
63
63
59
58
56
56

Pressure (mb)

1026
1026
1027
1027
1027
1028
1028
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031

Ozone (du)

371
370
367
365
363
361
360
359
357
356
354
354
353
353
351
349
347
346
345
343
345
347
349
351

Thursday 25

Waxing Crescent 28%

11:38

22:09

12 OK
13 OK
14 OK
15 OK
16 Bad
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

Sun - Rise: 08:35, Set: 16:07, Transit: 12:21. Moon - Rise: 11:38, Set: 22:09. Civil Dark: 16:49 - 07:52. Nautical Dark: 17:34 - 07:07. Astro Dark: 18:17 - 06:24

Total Clouds (% Sky Obscured)

27
32
38
47
49
31
26
30
44
49
51
61
66
72
70
68
72
77
81
81
83
86
89
92

Low Clouds (% Sky Obscured)

9
9
9
9
9
5
5
5
5
10
14
22
30
30
32
32
43
54
74
81
83
86
89
92

Medium Clouds (% Sky Obscured)

0
3
5
8
13
20
26
18
9
0
1
3
3
10
18
25
30
36
42
42
39
32
29
17

High Clouds (% Sky Obscured)

0
0
1
1
1
1
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
6

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
5
7
6
15
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
55
61
66
71
74
76
79
81
84
86
87
87
89
91
91
92
92
94
96
92
91
89
92

Pressure (mb)

1030
1030
1030
1030
1029
1029
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

353
355
355
354
354
354
354
355
353
352
350
350
350
350
348
347
345
345
345
344
344
343
343
343

Forecast for Handeloh, Germany (53.24,9.84)

Generated: 19/12/25 16:56:10. Forecast: 19/12/25 to 25/12/25. Timezone: UTC+1.00