Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waning Crescent 4%

05:16

17:02

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

Sun - Rise: 07:40, Set: 18:04, Transit: 12:51. Moon - Rise: 05:16, Set: 17:02. Civil Dark: 18:39 - 07:05. Nautical Dark: 19:18 - 06:26. Astro Dark: 19:58 - 05:46

Total Clouds (% Sky Obscured)

9
17
21
30
28
27
0
0
0
0
0
3
33
4
0
4
27
58
64
41
57
69
80
86

Low Clouds (% Sky Obscured)

9
17
21
30
28
27
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
21
19
9
34

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
33
4
0
4
26
55
62
38
40
54
69
69

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
7
7
7
6
5
5
5
4
3
1
2
2
2
1
0
1
3
3
4
5

Dew Point (°C)

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

Relative Humidity (%)

39
38
38
41
45
49
50
54
56
58
60
63
66
68
69
70
72
73
74
72
65
58
51
45

Pressure (mb)

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

Ozone (du)

295
295
295
296
297
295
292
289
290
289
285
281
281
281
282
283
283
282
280
279
277
277
276
274

Sunday 19

Waning Crescent 1%

06:29

17:11

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 OK
03 OK
04 Bad
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:42, Set: 18:02, Transit: 12:51. Moon - Rise: 06:29, Set: 17:11. Civil Dark: 18:36 - 07:07. Nautical Dark: 19:16 - 06:27. Astro Dark: 19:56 - 05:48

Total Clouds (% Sky Obscured)

86
87
88
83
85
67
71
49
64
53
53
55
37
45
70
41
83
79
65
72
92
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
29
4
0
0
0
0
0
0
0
0
0
12
1
0
0
0

Medium Clouds (% Sky Obscured)

58
47
67
73
74
60
66
49
54
49
53
55
28
45
66
24
80
79
65
63
41
64
67
73

High Clouds (% Sky Obscured)

72
77
79
52
45
45
45
41
25
5
0
0
3
4
8
6
16
42
52
71
89
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 (%)

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)

10
10
10
9
9
9
9
9
10
9
10
10
10
10
10
10
10
10
10
10
11
11
11
11

Chance of Frost

Temperature (°C)

11
11
11
10
9
8
7
7
6
6
6
5
5
5
5
4
4
4
4
5
6
8
10
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

40
37
39
43
49
54
56
59
60
61
62
62
63
65
65
64
66
66
64
62
59
52
48
45

Pressure (mb)

1021
1020
1019
1018
1018
1017
1017
1016
1016
1015
1014
1014
1013
1012
1011
1011
1010
1010
1009
1009
1008
1008
1008
1007

Ozone (du)

273
272
272
271
270
269
269
269
269
268
268
268
266
264
262
261
258
256
257
259
259
258
259
260

Monday 20

Waning Crescent 0%

07:43

17:20

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
12 Bad
13 Bad

Sun - Rise: 07:43, Set: 18:00, Transit: 12:50. Moon - Rise: 07:43, Set: 17:20. Civil Dark: 18:34 - 07:09. Nautical Dark: 19:14 - 06:29. Astro Dark: 19:54 - 05:49

Total Clouds (% Sky Obscured)

100
95
100
100
100
100
100
100
100
99
99
99
98
91
92
76
76
81
81
80
80
83
89
79

Low Clouds (% Sky Obscured)

0
0
31
42
43
34
14
44
65
15
42
42
41
27
26
16
26
10
9
10
10
28
22
29

Medium Clouds (% Sky Obscured)

90
90
87
87
99
99
98
100
98
97
94
98
96
88
90
76
9
27
81
80
80
79
58
55

High Clouds (% Sky Obscured)

100
88
100
100
100
100
100
100
100
89
89
84
41
46
37
50
48
25
25
20
20
12
15
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
9
7
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
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
9
40
50
55
55
65
33
14
4
2
2
1
1
13
11
6
3
8
14
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
46
47
50
55
72
83
78
76
78
81
76
76
72
73
70
68
68
65
64
65
65
67
58

Pressure (mb)

1006
1005
1005
1004
1004
1004
1004
1004
1004
1003
1003
1002
1002
1002
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000

Ozone (du)

259
260
260
260
259
260
261
262
265
268
270
270
271
275
277
278
278
278
279
278
279
281
283
285

Tuesday 21

New Moon 1%

08:57

17:31

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
12 Bad
13 Bad

Sun - Rise: 07:45, Set: 17:58, Transit: 12:50. Moon - Rise: 08:57, Set: 17:31. Civil Dark: 18:32 - 07:10. Nautical Dark: 19:12 - 06:31. Astro Dark: 19:52 - 05:51

Total Clouds (% Sky Obscured)

78
69
47
51
68
73
81
84
82
98
96
95
93
96
97
95
95
95
82
68
52
65
71
87

Low Clouds (% Sky Obscured)

29
25
21
20
21
20
30
37
42
44
47
50
53
57
56
66
76
86
74
63
52
61
57
68

Medium Clouds (% Sky Obscured)

42
65
25
30
36
43
50
55
56
56
63
70
77
52
88
87
80
73
67
54
39
25
31
43

High Clouds (% Sky Obscured)

4
5
7
19
33
40
47
62
68
73
43
20
10
15
10
5
5
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
9
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
Light Rain
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

37
43
25
18
10
6
29
37
31
26
17
6
6
3
3
29
53
35
23
25
10
13
28
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
57
60
63
69
72
75
77
80
81
83
84
87
88
85
84
85
88
87
84
81
79
77
67

Pressure (mb)

999
999
999
999
999
999
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1002
1002
1003
1003
1003

Ozone (du)

289
289
289
290
291
289
290
289
286
288
289
288
288
289
287
286
287
287
287
287
288
289
288
289

Wednesday 22

Waxing Crescent 1%

10:12

17:43

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

Sun - Rise: 07:47, Set: 17:55, Transit: 12:50. Moon - Rise: 10:12, Set: 17:43. Civil Dark: 18:30 - 07:12. Nautical Dark: 19:10 - 06:32. Astro Dark: 19:50 - 05:53

Total Clouds (% Sky Obscured)

89
90
89
83
76
70
57
45
32
42
48
53
68
84
97
92
89
88
92
95
99
96
94
93

Low Clouds (% Sky Obscured)

78
85
89
82
69
66
56
41
25
15
10
5
16
33
45
50
55
59
64
72
81
76
71
66

Medium Clouds (% Sky Obscured)

40
40
40
35
30
25
16
8
0
0
38
9
16
20
20
16
18
16
34
48
71
63
55
46

High Clouds (% Sky Obscured)

0
0
0
6
5
6
14
28
32
39
45
39
57
76
94
89
86
88
92
92
96
65
37
10

ISS Passover

Visibility (miles)

7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

30
27
32
21
11
1
0
0
0
0
0
0
0
0
0
9
14
18
44
71
95
95
95
75

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
0.9
0.8
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
80
76
77
77
77
77
80
80
80
80
80
81
83
84
85
87
88
90
84
80
76
75
74

Pressure (mb)

1004
1004
1004
1004
1005
1005
1006
1006
1006
1006
1006
1005
1005
1004
1004
1003
1002
1001
1001
1000
999
999
998
998

Ozone (du)

290
292
294
296
293
292
294
295
297
297
295
296
296
294
291
288
288
288
288
288
289
289
289
288

Thursday 23

Waxing Crescent 4%

11:26

18:01

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

Sun - Rise: 07:49, Set: 17:53, Transit: 12:50. Moon - Rise: 11:26, Set: 18:01. Civil Dark: 18:28 - 07:14. Nautical Dark: 19:08 - 06:34. Astro Dark: 19:48 - 05:54

Total Clouds (% Sky Obscured)

90
88
85
89
92
95
91
88
86
68
49
30
31
39
42
51
54
55
38
21
5
30
52
70

Low Clouds (% Sky Obscured)

63
58
57
63
69
63
45
23
2
11
18
20
20
21
24
32
43
55
38
21
5
10
15
20

Medium Clouds (% Sky Obscured)

44
46
57
73
84
95
68
46
11
7
4
0
0
0
0
0
0
0
0
0
0
15
31
47

High Clouds (% Sky Obscured)

28
42
58
42
28
20
20
20
25
21
11
2
2
1
1
1
0
0
0
0
0
1
1
2

ISS Passover

Visibility (miles)

9
7
5
3
5
7
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

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

Precipitation Probability (%)

55
50
55
68
71
67
52
34
8
5
2
0
0
0
0
0
0
0
3
5
4
11
12
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
15
14
14
14
14
14
14
13
13
12
12
12
11
11
11
11
10
11
12
13
13
14

Feels Like (°C)

9
13
13
13
12
12
11
12
11
11
11
11
11
9
9
8
9
9
8
7
7
7
7
8

Dew Point (°C)

11
11
12
13
13
12
12
11
10
9
9
8
7
6
6
5
5
4
4
3
3
2
2
2

Relative Humidity (%)

72
76
83
90
89
87
84
83
79
76
75
72
71
70
68
66
66
64
62
57
54
48
47
44

Pressure (mb)

997
997
997
997
998
998
998
999
999
1000
1000
1000
1001
1001
1002
1002
1003
1004
1004
1005
1005
1006
1006
1006

Ozone (du)

288
288
288
289
289
290
290
290
289
289
289
289
289
289
289
289
293
298
303
307
311
315
313
310

Friday 24

Waxing Crescent 8%

12:35

18:24

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

Sun - Rise: 07:51, Set: 17:51, Transit: 12:50. Moon - Rise: 12:35, Set: 18:24. Civil Dark: 18:26 - 07:15. Nautical Dark: 19:06 - 06:36. Astro Dark: 19:46 - 05:56

Total Clouds (% Sky Obscured)

64
60
57
62
68
74
66
57
50
48
46
44
48
52
55
66
74
79

Low Clouds (% Sky Obscured)

20
20
18
24
32
41
44
44
45
33
22
10
14
13
20
28
42
51

Medium Clouds (% Sky Obscured)

41
34
27
34
45
59
54
42
28
24
19
13
22
28
34
37
40
47

High Clouds (% Sky Obscured)

2
2
9
9
8
10
14
25
37
24
13
0
1
1
2
16
28
38

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
5
1
2
2
2
2
1
0
1
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
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
42
44
44
46
46
48
50
50
51
53
55
56
57
59
59
60
61

Pressure (mb)

1006
1006
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005

Ozone (du)

308
308
309
309
309
309
309
310
311
313
317
321
325
321
317
313
309
304

Forecast for Tempelhof, Germany (52.47,13.39)

Generated: 18/10/25 14:18:45. Forecast: 18/10/25 to 25/10/25. Timezone: UTC+2.00