Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 0%

08:31

15:56

23 Bad
00 OK
01 OK
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 OK
18 Bad
19 OK
20 OK
21 Bad
22 OK

Sun - Rise: 07:41, Set: 16:05, Transit: 11:53. Moon - Rise: 08:31, Set: 15:56. Civil Dark: 16:41 - 07:05. Nautical Dark: 17:21 - 06:26. Astro Dark: 17:59 - 05:48

Total Clouds (% Sky Obscured)

61
47
37
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
38
41
38
11
46
31

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
19
20
19
8
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
2
2
21
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
18
22
20
3
44
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
9
9
9
9

Fog (%)

16
13
13
12
0
0
0
0
6
6
6
20
32
8
3
8
30
66
69
68
61
59
64
60

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)

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

Chance of Frost

Temperature (°C)

1
1
1
1
1
1
1
0
0
0
2
4
5
6
6
6
4
2
1
1
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
80
78
77
77
78
80
80
80
76
71
67
65
67
72
83
93
93
93
91
89
89
86

Pressure (mb)

1025
1025
1024
1024
1023
1023
1023
1023
1023
1022
1022
1022
1020
1019
1019
1019
1019
1019
1020
1019
1019
1019
1019
1019

Ozone (du)

294
302
302
301
304
308
309
313
317
319
318
320
320
319
314
311
307
305
304
305
304
301
300
300

Saturday 20

New Moon 2%

09:14

17:00

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

Sun - Rise: 07:42, Set: 16:06, Transit: 11:54. Moon - Rise: 09:14, Set: 17:00. Civil Dark: 16:42 - 07:06. Nautical Dark: 17:21 - 06:26. Astro Dark: 17:59 - 05:49

Total Clouds (% Sky Obscured)

46
43
24
33
33
16
25
34
23
10
8
5
4
5
7
8
9
9
9
10
14
13
10
19

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
0
0
0
1
2
3
2
0
0
2
1
1
19

Medium Clouds (% Sky Obscured)

12
15
5
4
5
4
3
2
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

41
43
22
27
27
9
17
25
12
2
2
2
2
3
3
3
3
3
3
4
4
2
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

60
55
45
43
41
38
37
41
45
46
50
64
55
48
20
25
50
89
97
100
100
98
98
89

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
84
84
86
89
89
89
91
94
89
82
76
73
73
76
85
93
94
94
94
94
94
93

Pressure (mb)

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

Ozone (du)

299
295
292
291
288
287
287
287
287
286
287
287
286
286
285
285
285
284
285
285
285
285
283
282

Sunday 21

Waxing Crescent 6%

09:48

18:10

23 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
09 OK
10 OK
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: 07:42, Set: 16:06, Transit: 11:54. Moon - Rise: 09:48, Set: 18:10. Civil Dark: 16:42 - 07:06. Nautical Dark: 17:22 - 06:27. Astro Dark: 18:00 - 05:49

Total Clouds (% Sky Obscured)

28
29
30
38
60
63
52
46
27
24
26
27
53
62
61
79
85
87
90
90
86
81
78
74

Low Clouds (% Sky Obscured)

28
29
30
38
38
36
32
37
27
24
26
27
53
62
54
64
70
75
75
77
77
77
76
74

Medium Clouds (% Sky Obscured)

0
0
0
9
52
63
52
46
9
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
2
2
0
0
0
0
0
0
0
5
4
4
4
4
3
3
3
12
10
7

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
3
1
0

Fog (%)

73
52
31
16
6
2
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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
91
91
89
91
93
93
94
91
83
78
76
79
83
83
88
88
89
91
94
94
94

Pressure (mb)

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

Ozone (du)

280
279
278
277
278
279
280
281
281
281
283
284
285
287
288
289
292
298
301
304
311
315
319
321

Monday 22

Waxing Crescent 11%

10:14

19:23

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: 07:43, Set: 16:07, Transit: 11:55. Moon - Rise: 10:14, Set: 19:23. Civil Dark: 16:43 - 07:07. Nautical Dark: 17:23 - 06:27. Astro Dark: 18:00 - 05:49

Total Clouds (% Sky Obscured)

70
69
70
73
80
83
85
86
84
82
78
79
81
82
85
89
96
94
93
93
95
98
100
99

Low Clouds (% Sky Obscured)

70
69
70
73
80
83
85
86
84
82
78
78
73
74
69
68
69
75
79
84
85
88
90
92

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
10
14
16
26
45
60
76
61

High Clouds (% Sky Obscured)

21
32
34
42
59
52
56
62
50
52
52
25
36
34
42
45
54
37
30
28
26
24
17
17

ISS Passover

Visibility (miles)

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

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
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
1
10
27
41
48
38
29

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
-0
-0
0
-0
0
-0
0
-1
-1
0
0
1
1
1
0
0
0
-0
-1
0
0
-0
-1

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
94
96
96
96
96
96
96
96
96
94
96
96
94
94
96
96
98
100
98
100

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1012
1012
1012
1012
1012
1012
1012
1011
1012
1012
1012
1013
1013
1013
1014
1014
1014

Ozone (du)

326
330
333
339
354
366
373
376
377
379
381
381
381
382
381
381
382
382
381
381
381
380
380
380

Tuesday 23

Waxing Crescent 19%

10:35

20:37

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: 07:43, Set: 16:07, Transit: 11:55. Moon - Rise: 10:35, Set: 20:37. Civil Dark: 16:44 - 07:07. Nautical Dark: 17:23 - 06:28. Astro Dark: 18:01 - 05:50

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

44
32
44
56
74
89
99
100
93
87
82
89
95
100
100
100
100
99
98
96
96
97
98
86

High Clouds (% Sky Obscured)

15
15
22
32
48
61
65
70
44
22
3
3
4
4
21
37
50
58
62
66
66
66
66
61

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

Precipitation Probability (%)

11
18
27
21
22
38
53
64
64
66
67
64
64
68
77
73
68
72
73
76
70
66
62
49

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.4
0.3
0.3
0.3
0.2
0.2
0.3
0.3
0.3
0.3
0.3
0.4
0.4
0.3
0.3
0.2
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
98
98
98
100
100
100
98
98
98
98
91
89
91
91
92
92
91
91
91
92
91

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1018
1018
1019
1019
1020
1020
1021

Ozone (du)

382
385
384
385
386
385
385
386
386
390
393
392
390
389
390
391
392
393
393
392
391
391
392
393

Wednesday 24

Waxing Crescent 28%

10:53

21:51

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: 07:44, Set: 16:08, Transit: 11:56. Moon - Rise: 10:53, Set: 21:51. Civil Dark: 16:44 - 07:07. Nautical Dark: 17:24 - 06:28. Astro Dark: 18:01 - 05:50

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

77
69
66
64
59
53
40
29
20
12
13
9
4
0
0
0
0
2
3
3
3
4
5
7

High Clouds (% Sky Obscured)

61
56
61
77
91
82
75
69
57
42
27
21
15
4
4
4
3
12
20
26
32
34
36
31

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

47
50
43
40
40
32
25
28
24
20
24
16
10
10
10
10
9
9
10
10
12
14
11
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
6
6
7
7
7
7
7
7
6
6
6
6
6
7
7
7
7
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
94
92
92
94
94
94
94
94
92
91
91
89
89
89
92
94
94
96
94
96
96
96

Pressure (mb)

1021
1022
1022
1022
1022
1022
1023
1023
1023
1024
1024
1025
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025

Ozone (du)

394
394
395
394
394
393
394
395
397
394
391
388
384
381
378
376
375
373
374
376
377
378
379
380

Thursday 25

Waxing Crescent 38%

11:09

23:05

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

Sun - Rise: 07:44, Set: 16:09, Transit: 11:56. Moon - Rise: 11:09, Set: 23:05. Civil Dark: 16:45 - 07:08. Nautical Dark: 17:24 - 06:28. Astro Dark: 18:02 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
100
100
97
94
91
88
86
86
92
95
97

Low Clouds (% Sky Obscured)

98
98
98
99
99
97
94
93
94
95
96
96
94
91
88
86
85
85
83
82

Medium Clouds (% Sky Obscured)

8
9
8
8
7
5
2
0
0
0
0
0
0
0
6
12
18
28
35
45

High Clouds (% Sky Obscured)

17
17
10
9
8
17
18
20
15
15
5
4
0
2
8
13
22
43
61
79

ISS Passover

Visibility (miles)

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

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 (%)

24
26
26
25
23
21
18
13
15
15
12
13
11
6
19
23
21
33
36
29

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
98
98
98
98
98
98
94
92
89
87
87
88
89
94
96
98
98

Pressure (mb)

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

Ozone (du)

381
382
383
383
384
384
382
381
379
378
377
376
375
373
371
370
369
368
367
366

Forecast for Wanddörfl, Politischer Bezirk Wiener Neustadt, Republic of Austria (47.83,16.01)

Generated: 19/12/25 23:06:21. Forecast: 19/12/25 to 25/12/25. Timezone: UTC+1.00