Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 22

Waxing Crescent 6%

10:46

18:50

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Good
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: 08:13, Set: 16:44, Transit: 12:29. Moon - Rise: 10:46, Set: 18:50. Civil Dark: 17:20 - 07:38. Nautical Dark: 17:58 - 06:59. Astro Dark: 18:35 - 06:22

Total Clouds (% Sky Obscured)

93
75
68
73
66
59
36
16
69
89
57
100
100
100
97
97
98
95
93
94
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

69
63
50
50
52
22
6
0
3
12
3
3
22
70
45
45
31
35
19
7
19
19
40
47

High Clouds (% Sky Obscured)

82
57
45
60
60
48
36
11
64
88
53
100
100
100
95
96
94
90
91
94
100
100
100
99

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
56
37
0
0
56
56
56
56
56
56
55
56
56
52
43
45
64
66
12
5
3

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
1
1
1
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
74
79
82
79
77
76
76
76
76
74
76
76
75
75
77
77
78
78
78
73
68
65
66

Pressure (mb)

1007
1007
1007
1007
1008
1008
1009
1009
1009
1009
1009
1009
1010
1010
1009
1009
1009
1009
1010
1010
1010
1009
1009
1009

Ozone (du)

369
373
378
383
387
389
390
392
392
391
390
389
387
386
383
384
387
389
389
387
388
389
386
384

Tuesday 23

Waxing Crescent 12%

11:07

20:02

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Bad
21 Bad
22 OK
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: 08:13, Set: 16:45, Transit: 12:30. Moon - Rise: 11:07, Set: 20:02. Civil Dark: 17:20 - 07:38. Nautical Dark: 17:59 - 06:59. Astro Dark: 18:36 - 06:22

Total Clouds (% Sky Obscured)

100
100
100
100
92
37
48
51
38
44
64
93
100
100
100
100
100
100
97
98
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
3
4
3
38
55
88
100
100
100
100
100
100
96
98
100
100
100
100

Medium Clouds (% Sky Obscured)

48
34
48
48
50
18
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

100
100
100
97
77
17
33
31
30
2
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
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
35
35
34
35
35
34
37
48
51
40
32
2
0
6
5
3
16
2
5
6
2

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
2
3
3
14
15
15
18
25
28
34
41
46

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
73
85
91
93
94
94
94
94
96
98
98
96
94
94
94
94
92
92
92
92
89
86
86

Pressure (mb)

1009
1010
1010
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1013

Ozone (du)

380
380
379
381
381
384
386
384
382
381
380
379
379
381
382
387
389
391
395
397
401
407
409
412

Wednesday 24

Waxing Crescent 19%

11:26

21:15

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 OK
11 OK
12 Good
13 Good

Sun - Rise: 08:14, Set: 16:46, Transit: 12:30. Moon - Rise: 11:26, Set: 21:15. Civil Dark: 17:21 - 07:39. Nautical Dark: 18:00 - 07:00. Astro Dark: 18:37 - 06:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
91
92
50
35
100
100
100
100
53
74
29
48
49
51
50
35
18
4
3

Low Clouds (% Sky Obscured)

100
100
99
94
84
74
74
50
22
17
3
2
2
2
4
12
12
5
2
0
0
0
1
1

Medium Clouds (% Sky Obscured)

33
38
52
100
100
69
32
0
0
35
65
65
55
5
45
3
34
22
29
38
25
15
1
0

High Clouds (% Sky Obscured)

0
0
0
45
45
40
40
0
2
100
100
100
36
19
74
5
30
10
2
0
1
1
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
1
1
3
5
9
9
9
9
9
7
1
4
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
2
0
0
1
2
5
6
8
13
23
28
39
38
38
38
38
38
38
38

Precipitation Type

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

Precipitation Probability (%)

50
52
49
44
28
20
26
12
8
9
6
4
5
4
4
5
3
6
6
3
5
4
1
3

Precipitation Amount (mm)

0.3
0.3
0.2
0.1
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
7
6
5
5
4
4
3
3
3
3
2
2
2
1
1
1
1
1
1
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
86
87
89
91
91
91
92
92
91
92
94
92
91
92
96
94
89
92
89
78
71
68
65

Pressure (mb)

1013
1013
1012
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1018

Ozone (du)

407
400
397
394
392
391
392
393
390
391
390
390
389
389
390
391
392
391
389
387
386
384
382
382

Thursday 25

Waxing Crescent 28%

11:43

22:28

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

Sun - Rise: 08:14, Set: 16:46, Transit: 12:31. Moon - Rise: 11:43, Set: 22:28. Civil Dark: 17:22 - 07:39. Nautical Dark: 18:00 - 07:00. Astro Dark: 18:37 - 06:23

Total Clouds (% Sky Obscured)

4
6
31
40
26
2
5
4
6
6
6
23
55
46
2
30
68
19
22
7
0
0
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
16
48
5
4
0
0
0
0
0

High Clouds (% Sky Obscured)

0
1
8
25
23
0
2
1
2
2
2
5
10
7
0
3
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
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
73
88
92
94
92
89
89
87
87
87
87
84
84
84
84
82
82
82
78
67
60
58
60

Pressure (mb)

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

Ozone (du)

383
382
382
382
382
381
380
378
377
376
376
376
375
375
375
375
374
373
372
372
373
374
376
376

Friday 26

Waxing Crescent 38%

11:59

23:41

14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
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

Sun - Rise: 08:14, Set: 16:47, Transit: 12:31. Moon - Rise: 11:59, Set: 23:41. Civil Dark: 17:22 - 07:39. Nautical Dark: 18:01 - 07:00. Astro Dark: 18:38 - 06:23

Total Clouds (% Sky Obscured)

0
0
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
1
2
0
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
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 (%)

38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
71
80
87
87
83
81
80
81
81
80
80
80
78
77
75
74
74
68
64
59
57
55
53

Pressure (mb)

1023
1023
1024
1024
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1029
1029
1028
1027
1027

Ozone (du)

377
378
382
381
379
376
374
373
371
369
369
368
366
364
363
360
358
356
354
352
350
348
345
342

Saturday 27

First Quarter 49%

12:17

00:56

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

Sun - Rise: 08:14, Set: 16:48, Transit: 12:31. Moon - Rise: 12:17, Set: 00:56. Civil Dark: 17:23 - 07:39. Nautical Dark: 18:02 - 07:01. Astro Dark: 18:39 - 06:24

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
5
6
6
7
9
21
34
51
46
40
35
34
24
24
14

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
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
1
2
2
2
1
2
21
34
51
46
40
35
29
19
24
14

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
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
68
77
77
77
78
75
73
68
66
63
61
61
60
61
59
56
55
52
49
46
49
52
54

Pressure (mb)

1027
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1027
1027
1026
1026
1025
1025
1024
1024
1023

Ozone (du)

340
338
336
334
333
331
330
329
328
328
329
329
325
320
316
312
308
304
304
303
302
302
302
302

Sunday 28

Waxing Gibbous 61%

12:37

02:14

14 Good
15 Good
16 Good
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

Sun - Rise: 08:15, Set: 16:49, Transit: 12:32. Moon - Rise: 12:37, Set: 02:14. Civil Dark: 17:24 - 07:39. Nautical Dark: 18:02 - 07:01. Astro Dark: 18:39 - 06:24

Total Clouds (% Sky Obscured)

6
11
15
19
26
38
51
64
67
69
72
67
62
57
57
56
53

Low Clouds (% Sky Obscured)

1
2
6
11
14
26
33
33
30
31
34
33
31
33
34
25
22

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

6
11
15
19
26
36
32
23
43
65
72
64
43
18
11
5
0

ISS Passover

Visibility (miles)

9
9
9
7
4
2
2
2
2
4
5
7
6
5
4
5
6

Fog (%)

38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38
38

Precipitation Type

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
1
1
0
2
2
1
2
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
4
3
4
4
4
5
4
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
73
86
89
92
98
94
94
93
91
91
91
91
91
91
92
92

Pressure (mb)

1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1027
1027

Ozone (du)

301
299
298
300
301
303
305
307
309
311
312
314
314
313
313
314
314

Forecast for Niedermuhlern, Bern-Mittelland District, Switzerland (46.86,7.47)

Generated: 22/12/25 14:41:15. Forecast: 22/12/25 to 28/12/25. Timezone: UTC+1.00