Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waxing Gibbous 72%

12:05

03:04

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

Sun - Rise: 07:44, Set: 16:17, Transit: 12:01. Moon - Rise: 12:05, Set: 03:04. Civil Dark: 16:52 - 07:09. Nautical Dark: 17:31 - 06:30. Astro Dark: 18:08 - 05:53

Total Clouds (% Sky Obscured)

56
38
31
3
4
0
0
0
0
0
0
0
0
1
1
2
16
34
29
22
2
2
10
19

Low Clouds (% Sky Obscured)

0
0
0
0
4
0
0
0
0
0
0
0
0
1
1
2
11
21
23
18
2
2
8
6

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
16

High Clouds (% Sky Obscured)

0
2
2
2
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 (%)

38
27
2
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
1
3
3
5
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
64
56
53
54
58
66
77
84
86
81
80
78
76
75
75
76
75
76
77
76
76
78
78

Pressure (mb)

1022
1021
1020
1020
1019
1018
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1016
1016
1016
1016
1017
1017
1018
1018

Ozone (du)

305
308
311
312
311
312
315
317
316
320
323
328
327
323
316
310
312
313
308
305
301
300
306
309

Tuesday 30

Waxing Gibbous 82%

12:30

04:30

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

Sun - Rise: 07:44, Set: 16:18, Transit: 12:01. Moon - Rise: 12:30, Set: 04:30. Civil Dark: 16:53 - 07:09. Nautical Dark: 17:32 - 06:30. Astro Dark: 18:09 - 05:53

Total Clouds (% Sky Obscured)

17
47
62
59
74
70
55
55
50
44
3
0
0
2
2
2
2
1
37
36
2
2
0
0

Low Clouds (% Sky Obscured)

5
29
40
44
55
55
50
50
50
43
3
0
0
2
2
2
2
1
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
30
37
36
24
17
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
0
0
0
0
0
0
0
0
19
27
2
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
6
7
6
9
7
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 (%)

9
13
15
15
24
16
16
12
4
2
1
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-4
-4
-3
-0
-3
-4
-4
-6
-6
-6
-5
-5
-6
-6
-6
-6
-7
-6
-7
-7
-8
-9
-9

Dew Point (°C)

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

Relative Humidity (%)

79
73
65
60
56
51
58
65
57
57
63
65
65
65
62
62
61
62
64
63
66
66
66
66

Pressure (mb)

1019
1020
1020
1020
1020
1020
1020
1021
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1023
1023
1024
1024
1024

Ozone (du)

312
305
302
306
309
310
307
305
302
308
314
329
337
342
345
350
351
352
355
363
364
367
369
370

Wednesday 31

Waxing Gibbous 90%

13:03

05:55

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

Sun - Rise: 07:44, Set: 16:19, Transit: 12:02. Moon - Rise: 13:03, Set: 05:55. Civil Dark: 16:54 - 07:09. Nautical Dark: 17:33 - 06:30. Astro Dark: 18:10 - 05:53

Total Clouds (% Sky Obscured)

0
0
0
0
6
6
13
22
11
27
23
37
39
59
54
54
39
37
37
36
50
62
75
85

Low Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
0
12
11
15
19
22
31
31
18
19
15
14
7
4
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
4
6
13
18
8
18
15
28
33
54
54
54
38
36
33
33
46
59
75
57

High Clouds (% Sky Obscured)

0
0
0
0
1
1
0
0
2
2
4
2
0
0
0
2
0
1
2
2
27
48
75
85

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
1
2
3
3
4
6
7
11
10
8
8
6
7
7
4
7
6
1
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-13
-14
-13
-13
-13
-13
-11
-8
-8
-9
-9
-10
-10
-10
-9
-9
-9
-9
-9
-9
-10
-10
-10

Relative Humidity (%)

66
59
50
45
40
38
36
44
58
63
62
60
58
58
59
60
62
62
62
63
63
64
65
66

Pressure (mb)

1024
1024
1024
1023
1022
1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019

Ozone (du)

367
370
371
370
368
364
360
355
351
350
349
348
352
353
354
354
355
357
356
357
352
346
337
333

Thursday 1

Waxing Gibbous 96%

13:49

07:11

08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
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

Sun - Rise: 07:44, Set: 16:20, Transit: 12:02. Moon - Rise: 13:49, Set: 07:11. Civil Dark: 16:55 - 07:09. Nautical Dark: 17:34 - 06:30. Astro Dark: 18:11 - 05:53

Total Clouds (% Sky Obscured)

93
88
67
56
29
32
66
90
50
99
100
100
100
100
100
100
43
35
97
95
93
91
89
86

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
12
16
22
29
24

Medium Clouds (% Sky Obscured)

39
22
13
6
0
0
0
0
0
0
0
0
0
0
27
53
43
35
25
0
18
36
57
53

High Clouds (% Sky Obscured)

90
83
67
56
29
32
66
90
50
99
100
100
100
100
100
100
43
35
89
84
70
57
45
40

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-10
-10
-10
-10
-8
-9
-7
-6
-6
-7
-7
-8
-8
-8
-8
-8
-9
-9
-9
-9
-9
-8
-8

Relative Humidity (%)

68
63
55
49
47
46
47
56
66
68
66
64
65
65
68
69
70
70
72
72
73
73
73
73

Pressure (mb)

1019
1019
1018
1017
1016
1014
1014
1013
1013
1012
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

335
335
335
336
336
335
335
337
336
335
336
338
330
327
329
336
334
335
335
337
346
350
359
364

Friday 2

Waxing Gibbous 100%

14:52

No Set

08 Bad
09 Bad
10 OK
11 Good
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
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: 07:44, Set: 16:21, Transit: 12:02. Moon - Rise: 14:52, Set: No Set. Civil Dark: 16:56 - 07:09. Nautical Dark: 17:34 - 06:30. Astro Dark: 18:11 - 05:53

Total Clouds (% Sky Obscured)

79
79
19
10
63
63
67
78
66
47
34
97
99
100
100
100
100
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

19
13
8
4
0
0
0
0
3
4
4
41
38
36
31
27
23
22
19
20
20
20
24
22

Medium Clouds (% Sky Obscured)

46
41
19
10
13
9
4
0
26
31
32
77
83
87
88
92
96
83
72
67
72
70
63
68

High Clouds (% Sky Obscured)

40
40
2
0
38
49
61
69
61
47
34
83
88
90
93
97
100
100
100
100
92
81
72
80

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
1
1
0
1
1
1
4
4
2
5
6
4
17
20
15
31
35
36
43

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
71
62
54
52
52
59
70
77
77
77
77
77
80
81
81
81
81
83
83
81
83
84
86

Pressure (mb)

1009
1009
1009
1009
1008
1007
1007
1008
1008
1008
1008
1009
1008
1008
1007
1007
1006
1006
1006
1005
1005
1005
1005
1005

Ozone (du)

363
360
359
358
353
340
326
313
310
309
305
299
300
300
301
302
303
304
302
301
299
298
298
297

Saturday 3

Full Moon 99%

16:09

08:11

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 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:44, Set: 16:22, Transit: 12:03. Moon - Rise: 16:09, Set: 08:11. Civil Dark: 16:57 - 07:09. Nautical Dark: 17:35 - 06:30. Astro Dark: 18:12 - 05:53

Total Clouds (% Sky Obscured)

94
91
94
97
100
100
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

24
26
26
30
30
28
35
37
44
56
63
72
85
98
98
99
99
99
100
100
100
100
100
92

Medium Clouds (% Sky Obscured)

73
78
79
80
81
86
91
97
83
69
51
30
17
6
5
4
9
9
9
12
11
14
19
18

High Clouds (% Sky Obscured)

88
91
86
82
80
87
95
100
100
100
100
90
74
56
50
45
45
45
55
60
70
80
85
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
7
7
7
7
7
7
8
8
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Snow
Snow
Snow
Snow
Snow
None
None
None

Precipitation Probability (%)

47
49
68
81
92
93
94
94
94
90
83
91
95
95
95
93
86
79
70
59
53
45
34
34

Precipitation Amount (mm)

0.1
0.1
0.3
0.5
0.6
0.7
0.7
0.7
0.6
0.5
0.3
0.4
0.5
0.5
0.5
0.5
0.4
0.3
0.3
0.2
0.1
0
0
0

Wind Speed/Direction (mph)

3
2
2
2
2
2
2
2
3
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
80
77
77
77
77
83
86
93
93
93
94
94
92
94
94
94
94
94
94
94
96
94
94

Pressure (mb)

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

Ozone (du)

296
294
293
294
295
297
297
297
298
299
299
300
301
301
302
306
310
314
319
325
330
333
335
337

Sunday 4

Waning Gibbous 96%

17:33

08:54

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 Bad

Sun - Rise: 07:44, Set: 16:23, Transit: 12:03. Moon - Rise: 17:33, Set: 08:54. Civil Dark: 16:58 - 07:09. Nautical Dark: 17:36 - 06:30. Astro Dark: 18:13 - 05:53

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

84
76
84
91
97
98
99
100
99
98
97
97
98
98
98
98
98

Medium Clouds (% Sky Obscured)

20
25
28
33
35
43
46
50
40
40
45
60
50
45
45
45
40

High Clouds (% Sky Obscured)

70
60
67
82
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
7
7
7
8
9

Fog (%)

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

33
29
32
35
38
59
75
90
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.6
0.6
0.6
0.7
0.7
0.5
0.6
0.6
0.5

Wind Speed/Direction (mph)

3
3
3
4
4
4
4
4
4
4
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
94
94
93
93
93
91
91
91
93
93
93
93
94
93

Pressure (mb)

1001
1001
1001
1000
1000
999
999
999
999
1000
1001
1001
1002
1003
1004
1004
1004

Ozone (du)

336
335
334
333
332
330
329
327
326
326
326
326
326
326
325
324
323

Forecast for Oberberg, Politischer Bezirk Graz-Umgebung, Republic of Austria (47.07,15.32)

Generated: 29/12/25 08:20:18. Forecast: 29/12/25 to 04/01/26. Timezone: UTC+1.00