Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 30%

01:03

17:00

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
23 Bad
00 OK

Sun - Rise: 06:34, Set: 19:04, Transit: 12:49. Moon - Rise: 01:03, Set: 17:00. Civil Dark: 19:35 - 06:02. Nautical Dark: 20:13 - 05:25. Astro Dark: 20:51 - 04:47

Total Clouds (% Sky Obscured)

82
86
89
99
100
100
100
100
100
100
100
100
100
69
87
79
85
65
70
73
75
78
60
43

Low Clouds (% Sky Obscured)

55
54
69
64
77
66
57
57
39
6
11
4
4
19
23
10
20
1
0
0
0
2
3
1

Medium Clouds (% Sky Obscured)

82
86
89
98
100
100
100
100
100
100
95
100
100
11
0
0
55
17
60
63
62
66
43
16

High Clouds (% Sky Obscured)

82
86
89
49
75
60
100
100
100
100
100
100
47
61
86
79
85
35
25
30
30
35
30
19

ISS Passover

Visibility (miles)

8
9
9
6
2
5
3
9
5
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
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

84
95
95
95
95
95
95
95
67
41
51
28
8
5
3
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
3.7
0.6
1.2
1.7
1.8
1.2
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
19
19
18
17
17
16
16
15
16
16
16
17
18
19
19
18
17
16
15
15
15
14

Feels Like (°C)

19
18
17
19
16
15
15
14
13
14
14
14
14
15
17
17
17
16
14
14
13
12
12
11

Dew Point (°C)

15
15
17
18
16
15
15
14
12
13
12
12
13
10
8
7
7
8
9
9
8
8
8
8

Relative Humidity (%)

81
80
89
93
88
88
90
86
79
85
79
75
78
65
49
43
45
51
59
62
62
65
65
66

Pressure (mb)

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

Ozone (du)

271
271
271
270
272
273
272
273
275
279
281
284
289
293
295
298
300
298
299
300
301
303
305
308

Wednesday 17

Waning Crescent 20%

01:03

17:31

01 Good
02 OK
03 OK
04 OK
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 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:35, Set: 19:02, Transit: 12:49. Moon - Rise: 01:03, Set: 17:31. Civil Dark: 19:33 - 06:04. Nautical Dark: 20:10 - 05:27. Astro Dark: 20:49 - 04:48

Total Clouds (% Sky Obscured)

7
39
44
44
50
77
59
53
61
56
92
85
77
75
71
83
75
31
25
27
81
87
78
94

Low Clouds (% Sky Obscured)

4
4
4
4
6
44
5
5
5
4
10
58
58
50
54
71
64
4
4
4
61
79
38
80

Medium Clouds (% Sky Obscured)

0
0
6
6
47
30
22
11
58
56
53
53
41
41
38
37
35
31
25
27
45
67
76
92

High Clouds (% Sky Obscured)

6
39
44
44
50
60
59
53
60
41
54
53
44
22
12
24
11
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
0
0
0
0
0
1
0
1
0
2
8
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
8
8
8
8
10
11
11
12
12
11
10
11
10
8
6
5
5
4
4
3

Chance of Frost

Temperature (°C)

14
13
13
13
13
13
13
13
14
15
16
17
18
18
18
18
17
17
16
15
14
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
71
71
71
72
71
70
63
59
53
45
44
40
38
41
45
49
57
61
62
61
62
68

Pressure (mb)

1022
1022
1022
1022
1022
1023
1023
1023
1023
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024

Ozone (du)

309
309
311
313
313
310
304
299
296
293
288
284
281
278
274
272
270
267
265
263
262
262
264
266

Thursday 18

Waning Crescent 12%

02:22

17:54

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

Sun - Rise: 06:36, Set: 19:00, Transit: 12:48. Moon - Rise: 02:22, Set: 17:54. Civil Dark: 19:31 - 06:05. Nautical Dark: 20:08 - 05:28. Astro Dark: 20:46 - 04:50

Total Clouds (% Sky Obscured)

96
83
79
29
26
53
77
55
53
55
60
40
65
8
7
0
7
11
5
12
20
27
26
25

Low Clouds (% Sky Obscured)

80
60
57
4
26
53
75
55
53
55
60
39
64
4
7
0
0
0
0
0
1
1
1
0

Medium Clouds (% Sky Obscured)

96
48
53
29
5
24
56
0
1
2
2
8
2
2
0
0
5
7
3
8
15
20
20
25

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 (%)

0
4
3
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
4
6
6
7
7
6
5
5
4
5
5
5
5
5
4
3

Chance of Frost

Temperature (°C)

14
14
14
14
13
13
12
14
17
19
20
21
23
23
24
24
24
23
21
20
20
20
19
19

Feels Like (°C)

13
13
13
13
14
13
12
13
16
18
19
20
22
22
25
26
26
25
23
22
21
22
21
22

Dew Point (°C)

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

Relative Humidity (%)

66
67
69
71
75
74
72
70
67
59
58
53
47
49
46
46
47
52
56
58
60
62
64
67

Pressure (mb)

1024
1024
1024
1023
1024
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025

Ozone (du)

267
268
267
267
266
267
268
267
265
263
263
262
261
260
259
259
258
257
257
256
256
255
255
255

Friday 19

Waning Crescent 6%

03:39

18:12

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

Sun - Rise: 06:38, Set: 18:58, Transit: 12:48. Moon - Rise: 03:39, Set: 18:12. Civil Dark: 19:29 - 06:07. Nautical Dark: 20:06 - 05:30. Astro Dark: 20:44 - 04:52

Total Clouds (% Sky Obscured)

22
21
18
15
14
15
9
9
7
4
6
8
9
8
6
5
3
2
2
2
1
0
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

22
20
18
15
13
10
8
4
2
0
0
0
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 (%)

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

Chance of Frost

Temperature (°C)

19
19
19
18
18
18
18
18
19
21
22
23
24
25
25
25
25
23
22
21
20
19
19
18

Feels Like (°C)

22
22
21
20
20
20
20
21
23
24
24
25
25
26
25
25
26
24
23
22
21
21
20
20

Dew Point (°C)

13
13
14
14
14
14
14
13
13
13
13
12
12
12
12
12
13
13
14
13
13
13
12
13

Relative Humidity (%)

68
70
72
75
76
78
79
74
67
60
54
49
46
45
44
45
49
53
59
63
62
64
66
69

Pressure (mb)

1025
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

255
254
254
254
254
253
252
252
252
253
253
252
252
252
252
251
252
251
251
251
250
250
249
249

Saturday 20

Waning Crescent 2%

04:53

18:27

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

Sun - Rise: 06:39, Set: 18:56, Transit: 12:48. Moon - Rise: 04:53, Set: 18:27. Civil Dark: 19:27 - 06:08. Nautical Dark: 20:04 - 05:31. Astro Dark: 20:42 - 04:53

Total Clouds (% Sky Obscured)

0
0
0
0
3
7
9
7
5
3
3
1
2
14
28
46
48
52
57
38
20
2
1
1

Low Clouds (% Sky Obscured)

0
0
0
0
2
5
7
5
4
3
2
1
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
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
2
14
28
43
48
52
57
38
20
2
1
1

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)

4
4
4
3
3
3
3
4
5
7
8
9
11
12
13
13
14
13
12
12
10
9
8
7

Chance of Frost

Temperature (°C)

18
17
17
17
16
16
16
17
18
20
22
24
25
27
26
26
26
25
24
22
22
21
20
20

Feels Like (°C)

19
19
18
19
18
19
19
19
20
21
23
24
25
26
25
26
26
25
25
24
19
19
20
20

Dew Point (°C)

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

Relative Humidity (%)

71
72
74
74
77
78
78
73
64
58
50
43
38
36
37
40
42
44
46
49
51
53
55
57

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1021
1020
1020
1019
1018
1018
1018
1018
1018
1018
1018
1017

Ozone (du)

249
248
248
247
248
249
250
250
250
250
250
250
250
251
251
252
252
252
251
251
250
250
250
249

Sunday 21

New Moon 0%

06:05

18:41

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

Sun - Rise: 06:40, Set: 18:54, Transit: 12:47. Moon - Rise: 06:05, Set: 18:41. Civil Dark: 19:25 - 06:09. Nautical Dark: 20:02 - 05:33. Astro Dark: 20:39 - 04:55

Total Clouds (% Sky Obscured)

1
0
0
0
0
0
1
6
11
17
15
13
12
8
4
0
0
1
1
1
2
2
2
3

Low 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
1

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
3
5
7
7
6
5
3
1
0
0
0
0
0
1
1
1
1

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
1
1
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)

5
4
4
3
2
2
3
3
4
5
6
8
10
11
11
11
11
10
9
8
5
4
4
6

Chance of Frost

Temperature (°C)

19
19
18
18
17
17
18
18
20
21
23
24
25
26
26
26
26
25
24
23
22
21
20
19

Feels Like (°C)

19
20
18
19
20
20
19
19
21
21
22
23
24
24
28
26
25
25
25
25
22
23
23
23

Dew Point (°C)

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

Relative Humidity (%)

59
62
64
66
70
67
66
65
60
57
53
49
44
40
42
43
44
48
51
56
61
66
71
73

Pressure (mb)

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

Ozone (du)

248
248
248
248
248
248
248
248
248
249
249
249
250
250
251
251
252
253
253
253
254
255
256
256

Monday 22

Waxing Crescent 0%

07:14

18:54

Sun - Rise: 06:42, Set: 18:52, Transit: 12:47. Moon - Rise: 07:14, Set: 18:54. Civil Dark: 19:23 - 06:11. Nautical Dark: 19:59 - 05:34. Astro Dark: 20:37 - 04:56

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Ottakring, Vienna, Republic of Austria (48.22,16.30)

Generated: 16/09/25 01:03:16. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+2.00