Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 13

Waning Crescent 27%

02:39

13:28

15 Bad
16 OK
17 OK
18 Good
19 Good
20 Good
21 OK
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
14 Good

Sun - Rise: 08:08, Set: 16:50, Transit: 12:29. Moon - Rise: 02:39, Set: 13:28. Civil Dark: 17:24 - 07:33. Nautical Dark: 18:02 - 06:56. Astro Dark: 18:38 - 06:19

Total Clouds (% Sky Obscured)

65
47
37
0
1
7
20
0
0
0
0
0
0
0
0
0
1
0
0
2
2
9
6
2

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
7
20
0
0
0
0
0
0
0
0
0
0
0
0
1
1
4
3
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
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
5
7
7
8
9
10
9
8
9
10
9
10
10
9
8
7
5
4
1
0
0
0

Chance of Frost

Temperature (°C)

11
9
7
6
5
4
4
3
3
2
2
2
2
2
2
2
1
1
2
5
8
10
11
11

Feels Like (°C)

11
9
6
4
3
2
2
1
1
1
1
-0
-1
-1
-1
-1
-1
-1
-0
4
8
10
11
11

Dew Point (°C)

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

Relative Humidity (%)

76
82
84
82
76
72
69
67
65
64
64
62
60
60
59
58
58
58
58
56
53
53
53
58

Pressure (mb)

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

Ozone (du)

289
288
286
286
288
290
289
289
289
289
288
286
286
287
289
291
293
296
300
303
304
302
301
300

Sunday 14

Waning Crescent 19%

03:45

13:47

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

Sun - Rise: 08:08, Set: 16:50, Transit: 12:29. Moon - Rise: 03:45, Set: 13:47. Civil Dark: 17:24 - 07:34. Nautical Dark: 18:02 - 06:56. Astro Dark: 18:38 - 06:20

Total Clouds (% Sky Obscured)

1
0
0
0
0
1
1
1
1
1
4
39
51
84
34
59
74
45
83
69
53
30
41
97

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
39
51
81
34
59
48
37
81
63
45
2
21
97

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
3
35
40
20
33
2
45
40
38
7
1
15
10
10

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)

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

Chance of Frost

Temperature (°C)

11
8
6
5
4
3
2
2
2
2
2
2
3
3
3
2
3
3
4
6
9
11
11
11

Feels Like (°C)

11
8
5
3
2
1
0
-0
-0
-0
-1
-1
-1
-1
-1
-2
-2
-2
-1
2
7
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

68
71
74
71
68
67
65
66
66
66
66
65
64
63
65
65
67
67
66
65
61
58
60
68

Pressure (mb)

1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1022
1021
1020
1018
1017
1017

Ozone (du)

299
298
297
296
296
295
292
291
290
291
291
289
290
293
297
302
303
307
308
309
307
306
304
306

Monday 15

Waning Crescent 12%

04:51

14:09

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
13 Bad
14 Bad

Sun - Rise: 08:09, Set: 16:50, Transit: 12:30. Moon - Rise: 04:51, Set: 14:09. Civil Dark: 17:24 - 07:35. Nautical Dark: 18:02 - 06:57. Astro Dark: 18:38 - 06:21

Total Clouds (% Sky Obscured)

100
100
100
86
79
62
90
100
98
62
100
100
100
100
100
100
100
100
100
85
68
53
67
80

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
1
1
1
2
2
1
1
3
3
17
20
7
5
4
2
1
6
18

Medium Clouds (% Sky Obscured)

100
63
89
61
46
60
40
72
48
36
81
83
100
100
71
100
97
93
88
66
49
28
17
11

High Clouds (% Sky Obscured)

70
100
100
62
10
19
65
98
87
8
100
100
100
100
100
100
100
100
100
80
61
44
61
78

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
1
1
1
0
1
3
3
5
6
7
9
15
16
13
16
19
18
9
18
15
10
14
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
76
75
74
74
75
76
76
76
80
82
79
79
79
79
82
82
82
81
79
77
77
77
80

Pressure (mb)

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

Ozone (du)

308
308
311
313
316
318
319
320
322
326
329
334
340
338
333
329
327
326
325
320
315
313
309
306

Tuesday 16

Waning Crescent 7%

05:58

14:36

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
13 Bad
14 Bad

Sun - Rise: 08:10, Set: 16:50, Transit: 12:30. Moon - Rise: 05:58, Set: 14:36. Civil Dark: 17:25 - 07:35. Nautical Dark: 18:03 - 06:58. Astro Dark: 18:39 - 06:21

Total Clouds (% Sky Obscured)

96
97
99
100
100
100
100
100
100
100
97
94
93
79
72
70
75
75
75
75
75
54
68
60

Low Clouds (% Sky Obscured)

18
18
19
31
30
35
28
19
10
5
20
28
28
15
15
15
20
40
40
40
34
17
19
35

Medium Clouds (% Sky Obscured)

10
15
20
20
20
25
30
53
75
100
79
58
36
33
27
25
25
35
50
55
65
43
68
60

High Clouds (% Sky Obscured)

96
97
99
100
100
100
100
100
100
100
92
85
76
49
24
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
5
5
5
1
0
0
1
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 (%)

10
14
13
22
27
26
21
8
7
5
3
5
3
10
18
26
32
25
20
6
2
1
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
2
3
4
5
5
4
4
5
5
5
5
5
6
5
5
4
3
3
2
2
1
0
0

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
81
81
81
84
85
84
82
82
82
82
81
81
81
82
85
88
91
93
93
90
85
84

Pressure (mb)

1015
1016
1017
1017
1018
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022
1023
1024
1024
1024
1024
1023
1023

Ozone (du)

303
301
299
300
304
305
302
301
300
299
297
300
301
304
304
306
309
309
308
308
308
310
312
313

Wednesday 17

Waning Crescent 3%

07:04

No Set

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

Sun - Rise: 08:10, Set: 16:51, Transit: 12:31. Moon - Rise: 07:04, Set: No Set. Civil Dark: 17:25 - 07:36. Nautical Dark: 18:03 - 06:58. Astro Dark: 18:39 - 06:22

Total Clouds (% Sky Obscured)

60
42
12
54
50
40
57
54
48
43
34
25
15
15
19
22
23
20
17
16
12
6
9
13

Low Clouds (% Sky Obscured)

19
12
5
35
40
30
40
39
32
27
18
12
5
5
4
3
3
3
2
2
1
1
1
1

Medium Clouds (% Sky Obscured)

60
38
4
53
39
5
6
4
4
4
4
3
3
2
1
0
15
20
17
16
12
1
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
15
19
22
23
20
7
4
2
1
5
10

ISS Passover

Visibility (miles)

5
5
5
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
1
0
0
0
0
0
0
0
0
0
0
0
2
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)

0
0
0
3
4
3
3
2
3
3
3
4
4
4
5
6
6
5
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

9
9
7
6
6
6
5
5
5
4
4
4
4
3
3
3
3
4
5
6
8
9
10
10

Feels Like (°C)

7
7
6
6
4
3
4
3
3
2
3
2
2
3
3
2
2
2
2
2
3
4
4
9

Dew Point (°C)

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

Relative Humidity (%)

85
90
93
93
90
90
86
86
88
88
88
86
86
83
85
83
83
80
78
75
70
67
62
68

Pressure (mb)

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

Ozone (du)

316
318
320
317
318
316
315
316
316
314
313
313
314
314
313
312
311
313
314
316
316
316
315
317

Thursday 18

Waning Crescent 1%

08:05

15:10

15 Good
16 OK
17 OK
18 Bad
19 Bad
20 OK
21 OK
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
14 Bad

Sun - Rise: 08:11, Set: 16:51, Transit: 12:31. Moon - Rise: 08:05, Set: 15:10. Civil Dark: 17:25 - 07:37. Nautical Dark: 18:03 - 06:59. Astro Dark: 18:39 - 06:23

Total Clouds (% Sky Obscured)

17
31
46
60
48
43
42
54
84
95
92
84
75
84
92
100
100
100
100
100
100
100
96
92

Low Clouds (% Sky Obscured)

1
1
1
1
1
2
2
2
2
2
2
2
3
14
28
42
56
75
85
74
62
51
40
29

Medium Clouds (% Sky Obscured)

1
1
0
3
4
7
12
20
28
37
48
60
71
81
90
100
97
97
100
100
100
100
94
88

High Clouds (% Sky Obscured)

14
29
43
58
42
22
5
9
10
8
26
41
50
60
71
82
86
94
100
100
100
100
94
76

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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
1
1
0
2
1
0
1
0
0
7
8
6
17
19
22
32
40
51
62
64
27
45
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
8
7
5
5
4
4
4
4
3
4
3
4
4
4
5
5
6
7
7
8
9
9

Feels Like (°C)

9
10
9
8
8
2
1
1
1
1
0
0
-1
-0
-1
-1
0
2
2
3
3
3
3
6

Dew Point (°C)

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

Relative Humidity (%)

73
80
81
82
83
83
82
82
80
82
80
82
80
80
82
83
85
86
86
88
85
82
80
80

Pressure (mb)

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

Ozone (du)

318
319
321
323
325
326
327
329
330
331
333
333
334
334
331
328
325
325
325
324
322
319
316
313

Friday 19

Waning Crescent 0%

08:58

15:54

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

Sun - Rise: 08:11, Set: 16:52, Transit: 12:32. Moon - Rise: 08:58, Set: 15:54. Civil Dark: 17:26 - 07:37. Nautical Dark: 18:04 - 06:59. Astro Dark: 18:40 - 06:23

Total Clouds (% Sky Obscured)

89
88
89
90
94
97
100
100
100
100
99
97
96
96
96
97

Low Clouds (% Sky Obscured)

17
14
10
6
9
14
19
14
8
3
18
35
55
61
75
81

Medium Clouds (% Sky Obscured)

83
81
78
76
86
94
100
100
100
100
97
94
90
85
80
75

High Clouds (% Sky Obscured)

61
59
52
74
83
91
100
100
100
100
94
84
76
74
75
92

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

12
26
30
11
22
33
12
26
36
8
19
25
8
19
25
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
8
7
6
6
6
6
5
5
5
4
4
3
3
3

Feels Like (°C)

7
7
7
7
6
3
2
2
2
2
2
1
1
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

81
82
84
85
85
86
86
85
85
86
85
85
86
88
86
86

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

310
307
301
296
290
293
296
299
301
303
306
306
306
306
310
314

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

Generated: 13/12/25 14:48:00. Forecast: 13/12/25 to 19/12/25. Timezone: UTC+1.00