Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 22

Waxing Crescent 6%

10:46

18:59

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:13, Set: 16:53, Transit: 12:33. Moon - Rise: 10:46, Set: 18:59. Civil Dark: 17:27 - 07:39. Nautical Dark: 18:05 - 07:01. Astro Dark: 18:41 - 06:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
90
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

53
72
63
100
65
63
71
100
100
78
100
100
100
94
91
63
64
91
42
38
29
29
39
54

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
88
100
100
100
100
100
100
100

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 (%)

9
6
5
4
4
4
3
7
5
10
7
8
7
9
7
13
12
8
4
3
2
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
79
83
84
84
84
84
85
85
87
87
84
85
84
84
83
83
83
83
82
79
77
73

Pressure (mb)

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

Ozone (du)

375
383
388
387
387
390
391
393
394
394
395
395
395
395
392
391
390
389
388
390
389
386
386
388

Tuesday 23

Waxing Crescent 12%

11:09

20:10

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

Sun - Rise: 08:13, Set: 16:54, Transit: 12:34. Moon - Rise: 11:09, Set: 20:10. Civil Dark: 17:28 - 07:39. Nautical Dark: 18:06 - 07:01. Astro Dark: 18:42 - 06:25

Total Clouds (% Sky Obscured)

100
100
100
82
55
69
55
47
44
56
48
82
69
70
14
3
2
2
3
3
3
18
37
78

Low Clouds (% Sky Obscured)

1
1
1
2
1
2
3
4
3
4
4
4
3
2
2
2
2
2
1
2
3
18
32
69

Medium Clouds (% Sky Obscured)

74
100
100
69
35
49
39
20
18
21
1
18
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
92
57
56
48
45
43
44
40
29
36
57
67
67
12
1
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
2
7
11
13
2
1
5
45

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 (%)

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

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
1
4
5
4
5
4
4
4
3
3
3
3
3
3
3
2
2
1
0
3
8

Chance of Frost

Temperature (°C)

11
11
10
9
7
5
5
5
4
4
3
3
3
2
2
1
1
1
0
-0
0
2
3
3

Feels Like (°C)

8
9
8
7
4
2
2
2
2
1
1
-0
-0
-1
0
0
-0
-0
-1
-2
-1
1
2
2

Dew Point (°C)

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

Relative Humidity (%)

73
75
81
85
88
88
86
86
88
88
88
88
86
86
86
88
88
88
89
89
86
81
80
82

Pressure (mb)

1007
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1010
1010
1009

Ozone (du)

389
387
387
385
385
384
383
384
387
388
389
388
385
383
379
379
385
383
382
385
388
392
395
396

Wednesday 24

Waxing Crescent 19%

11:28

21:22

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

Sun - Rise: 08:14, Set: 16:54, Transit: 12:34. Moon - Rise: 11:28, Set: 21:22. Civil Dark: 17:28 - 07:39. Nautical Dark: 18:06 - 07:02. Astro Dark: 18:43 - 06:25

Total Clouds (% Sky Obscured)

96
100
100
100
100
97
98
86
90
64
54
1
3
29
22
43
73
77
85
93
100
94
87
81

Low Clouds (% Sky Obscured)

91
100
100
100
89
95
88
43
39
2
2
1
1
1
1
1
1
1
1
1
1
2
2
0

Medium Clouds (% Sky Obscured)

19
41
75
86
70
64
65
76
78
35
31
0
1
19
0
27
43
76
85
93
100
94
87
81

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
5
10
9
6
0
1
0
3
9
73
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
0
0
0
0
0
1
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

82
90
87
56
26
6
2
2
2
7
6
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
25
37
49
61
43
23
19
15
14
11
11
8
7
6
6
5
4
6
6
3
5
4
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
9
9
7
5
2
2
2
2
0
0
0
0
0
1
0
2
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
93
96
96
96
96
94
94
91
87
86
83
81
81
80
80
78
77
77
77
75
71
66
62

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1011
1012
1012
1014
1014
1015
1015
1015
1016
1017
1017
1017
1017
1017

Ozone (du)

402
406
408
408
404
401
397
396
393
392
391
390
389
391
391
388
387
389
391
391
392
395
396
395

Thursday 25

Waxing Crescent 28%

11:46

22:33

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

Sun - Rise: 08:14, Set: 16:55, Transit: 12:35. Moon - Rise: 11:46, Set: 22:33. Civil Dark: 17:29 - 07:40. Nautical Dark: 18:07 - 07:02. Astro Dark: 18:43 - 06:26

Total Clouds (% Sky Obscured)

56
24
1
1
1
1
11
19
45
22
19
14
10
6
6
6
32
68
75
74
74
6
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

56
24
0
0
0
0
9
16
23
19
16
12
8
4
1
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
15
1
1
1
1
1
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
62
66
76
83
83
83
82
81
80
80
80
80
78
78
78
78
77
77
76
74
68
60
56

Pressure (mb)

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

Ozone (du)

396
396
394
392
390
390
390
392
393
392
391
390
390
392
394
394
393
392
390
388
387
386
385
385

Friday 26

Waxing Crescent 38%

12:04

23:46

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
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good

Sun - Rise: 08:14, Set: 16:56, Transit: 12:35. Moon - Rise: 12:04, Set: 23:46. Civil Dark: 17:30 - 07:40. Nautical Dark: 18:08 - 07:02. Astro Dark: 18:44 - 06:26

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
56
64
74
80
80
79
79
80
77
76
76
74
73
71
70
68
66
64
60
58
55
53
51

Pressure (mb)

1021
1021
1021
1022
1023
1024
1024
1025
1025
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1025

Ozone (du)

386
383
381
377
376
376
378
382
385
386
384
379
377
376
375
374
371
369
366
364
363
361
358
356

Saturday 27

First Quarter 49%

12:22

00:59

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
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 OK

Sun - Rise: 08:14, Set: 16:56, Transit: 12:36. Moon - Rise: 12:22, Set: 00:59. Civil Dark: 17:30 - 07:40. Nautical Dark: 18:08 - 07:02. Astro Dark: 18:44 - 06:26

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
4
3
3
4
4
10
17
17
20

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
0
0
0
0
0
0
1
1
1
1
4
4
10
17
17
20

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

Chance of Frost

Temperature (°C)

10
10
9
8
6
4
2
1
1
1
0
-0
-0
-1
-1
-2
-2
-2
-2
-1
1
2
4
6

Feels Like (°C)

2
10
10
10
9
7
6
0
-0
-1
-1
-2
-2
-3
-3
-3
-3
-3
-4
-3
-2
-2
-1
1

Dew Point (°C)

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

Relative Humidity (%)

47
55
63
73
75
75
76
73
69
65
65
62
61
61
60
60
58
58
58
55
51
50
49
49

Pressure (mb)

1024
1025
1025
1025
1026
1027
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1022
1020

Ozone (du)

354
349
344
339
337
335
333
332
332
331
330
330
329
329
329
328
329
329
329
328
327
326
321
316

Sunday 28

Waxing Gibbous 61%

12:44

02:17

13 OK
14 OK
15 OK
16 Good
17 Good
18 OK
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 08:14, Set: 16:57, Transit: 12:36. Moon - Rise: 12:44, Set: 02:17. Civil Dark: 17:31 - 07:40. Nautical Dark: 18:09 - 07:03. Astro Dark: 18:45 - 06:26

Total Clouds (% Sky Obscured)

20
20
25
16
17
19
18
12
7
4
2
0
1
2
3
3
2
2

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
5
8
7
5
8
5
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
20
25
16
5
5
4
2
2
2
2
0
1
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

Fog (%)

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
7
7
6
4
3
1
1
1
-1
-1
-1
-1
-1
-1
-1
-1
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
57
69
79
82
83
86
83
80
77
77
78
80
78
77
77
77
75

Pressure (mb)

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

Ozone (du)

311
308
305
302
302
302
302
304
305
306
306
307
308
309
311
312
312
312

Forecast for Ugine, Savoy, France (45.75,6.42)

Generated: 22/12/25 13:41:03. Forecast: 22/12/25 to 28/12/25. Timezone: UTC+1.00