Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waxing Crescent 38%

11:48

23:47

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

Sun - Rise: 08:17, Set: 16:55, Transit: 12:36. Moon - Rise: 11:48, Set: 23:47. Civil Dark: 17:30 - 07:42. Nautical Dark: 18:08 - 07:04. Astro Dark: 18:44 - 06:27

Total Clouds (% Sky Obscured)

100
100
100
58
94
70
44
33
33
23
19
18
16
0
29
90
100
100
100
38
20
22
27
32

Low Clouds (% Sky Obscured)

58
42
37
32
32
35
33
33
33
23
19
18
16
0
0
0
16
12
15
25
20
22
27
32

Medium Clouds (% Sky Obscured)

81
100
97
39
14
14
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

76
30
23
1
25
0
1
0
0
0
0
0
0
0
16
84
100
100
100
38
12
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 (%)

14
6
3
2
2
1
1
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)

6
6
6
5
5
5
5
5
5
4
4
4
5
6
5
5
5
5
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
87
89
89
89
89
88
83
77
75
72
72
75
79
82
83
83
84
86
86
86
86
87

Pressure (mb)

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

Ozone (du)

387
388
390
390
391
392
396
399
401
403
400
395
390
386
384
383
382
382
384
385
387
386
382
380

Saturday 27

First Quarter 49%

12:05

01:01

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

Sun - Rise: 08:17, Set: 16:56, Transit: 12:36. Moon - Rise: 12:05, Set: 01:01. Civil Dark: 17:30 - 07:42. Nautical Dark: 18:08 - 07:04. Astro Dark: 18:45 - 06:28

Total Clouds (% Sky Obscured)

35
37
38
49
64
53
56
48
50
50
41
31
20
0
3
4
2
4
4
4
5
5
5
17

Low Clouds (% Sky Obscured)

35
37
38
49
64
53
56
48
50
50
41
31
20
0
0
0
0
0
0
0
0
0
1
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
2
2
1
2
2
2
2
2
2
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
9
9
9

Fog (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
89
89
89
91
89
87
83
77
72
70
67
70
73
77
78
78
80
83
83
83
84
84

Pressure (mb)

1027
1027
1027
1027
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1028
1028
1028
1028
1027

Ozone (du)

379
373
368
367
365
364
363
362
359
356
353
349
348
346
344
342
340
339
337
336
337
338
337
336

Sunday 28

Waxing Gibbous 61%

12:23

No Set

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 OK
21 OK
22 OK
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:17, Set: 16:56, Transit: 12:37. Moon - Rise: 12:23, Set: No Set. Civil Dark: 17:31 - 07:43. Nautical Dark: 18:09 - 07:05. Astro Dark: 18:46 - 06:28

Total Clouds (% Sky Obscured)

5
4
6
6
4
5
4
4
3
3
3
3
2
3
3
3
3
6
9
11
29
51
70
70

Low Clouds (% Sky Obscured)

1
1
2
2
3
3
3
3
3
3
3
3
2
2
2
2
2
5
9
10
28
49
63
60

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
86
84
86
86
86
86
86
78
72
68
67
67
69
77
84
86
89
91
91
91
91
91
91

Pressure (mb)

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

Ozone (du)

337
335
334
334
333
334
333
333
332
332
331
329
327
327
327
328
329
330
329
329
330
331
331
331

Monday 29

Waxing Gibbous 72%

12:44

02:19

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
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 Good

Sun - Rise: 08:17, Set: 16:57, Transit: 12:37. Moon - Rise: 12:44, Set: 02:19. Civil Dark: 17:32 - 07:43. Nautical Dark: 18:10 - 07:05. Astro Dark: 18:46 - 06:28

Total Clouds (% Sky Obscured)

70
69
65
63
65
56
46
32
23
10
0
0
0
0
0
0
0
0
0
3
3
4
0
0

Low Clouds (% Sky Obscured)

60
59
55
50
48
45
35
26
18
8
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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
89
87
86
83
77
72
67
61
60
66
69
72
74
74
77
77
80
80
81
83

Pressure (mb)

1026
1026
1026
1026
1026
1025
1026
1026
1026
1025
1024
1023
1022
1022
1022
1022
1022
1022
1022
1022
1023
1022
1022
1022

Ozone (du)

331
332
332
332
332
332
331
328
326
325
324
325
325
325
327
327
326
325
325
322
318
321
319
319

Tuesday 30

Waxing Gibbous 82%

13:10

03:40

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 OK
21 OK
22 OK
23 OK
00 OK
01 OK

Sun - Rise: 08:17, Set: 16:58, Transit: 12:38. Moon - Rise: 13:10, Set: 03:40. Civil Dark: 17:33 - 07:43. Nautical Dark: 18:11 - 07:05. Astro Dark: 18:47 - 06:28

Total Clouds (% Sky Obscured)

0
0
0
0
0
4
4
3
3
1
1
1
1
1
2
4
6
11
15
21
22
25
30
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
2
2
2
1
1
1
1
0
2
4
6
9
14
20
22
25
30
25

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 (%)

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)

2
2
2
2
2
3
4
5
6
9
12
14
14
14
14
14
14
14
14
14
15
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
83
84
81
78
75
69
65
60
60
61
62
64
67
73
78
80
81
81
83
84
86

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023

Ozone (du)

320
321
321
320
320
320
318
315
312
310
307
305
302
300
297
295
292
290
290
290
290
292
293
295

Wednesday 31

Waxing Gibbous 91%

13:45

05:05

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

Sun - Rise: 08:17, Set: 16:59, Transit: 12:38. Moon - Rise: 13:45, Set: 05:05. Civil Dark: 17:33 - 07:43. Nautical Dark: 18:11 - 07:05. Astro Dark: 18:48 - 06:29

Total Clouds (% Sky Obscured)

18
9
7
4
1
3
6
18
20
17
14
11
7
2
3
5
7
8
9
11
22
33
41
46

Low Clouds (% Sky Obscured)

18
9
7
4
1
3
6
18
20
16
9
7
4
1
2
2
3
3
3
4
12
21
30
36

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
0
0
0
0
0
1
1
1
0
0
0
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
3
4
2
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
89
86
84
83
79
78
75
69
63
58
60
62
63
66
71
75
77
78
81
81
81
83

Pressure (mb)

1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1021
1020
1019
1019
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018

Ozone (du)

300
305
310
312
314
316
319
322
324
326
327
328
329
330
332
333
334
335
336
337
339
343
347
350

Thursday 1

Waxing Gibbous 97%

14:32

06:29

Sun - Rise: 08:18, Set: 17:00, Transit: 12:39. Moon - Rise: 14:32, Set: 06:29. Civil Dark: 17:34 - 07:43. Nautical Dark: 18:12 - 07:05. Astro Dark: 18:49 - 06:29

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 Plainpalais, Geneva, Switzerland (46.20,6.14)

Generated: 26/12/25 02:09:42. Forecast: 26/12/25 to 01/01/26. Timezone: UTC+1.00