Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waxing Gibbous 72%

12:44

03:38

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

Sun - Rise: 08:15, Set: 16:58, Transit: 12:36. Moon - Rise: 12:44, Set: 03:38. Civil Dark: 17:32 - 07:40. Nautical Dark: 18:10 - 07:03. Astro Dark: 18:46 - 06:27

Total Clouds (% Sky Obscured)

61
47
37
0
0
1
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
0
0
1
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 (%)

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)

1
0
0
0
0
4
7
8
9
9
10
9
7
6
4
3
3
3
1
1
1
0
3
0

Chance of Frost

Temperature (°C)

11
12
12
11
7
5
4
2
2
1
1
0
-1
-1
-1
-1
-2
-2
-2
-3
-3
-3
0
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
48
52
61
66
69
68
65
63
60
57
57
55
56
55
57
58
60
62
63
64
63
58
56

Pressure (mb)

1019
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

313
313
314
315
316
314
313
313
316
319
320
326
328
323
320
317
318
315
317
316
310
311
309
307

Tuesday 30

Waxing Gibbous 82%

13:10

05:02

12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 OK
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

Sun - Rise: 08:15, Set: 16:59, Transit: 12:37. Moon - Rise: 13:10, Set: 05:02. Civil Dark: 17:33 - 07:41. Nautical Dark: 18:11 - 07:03. Astro Dark: 18:47 - 06:27

Total Clouds (% Sky Obscured)

0
0
1
2
2
2
2
8
21
5
2
2
2
0
0
0
1
1
2
2
0
2
0
0

Low Clouds (% Sky Obscured)

0
0
1
2
2
2
2
8
21
5
2
2
2
0
0
0
1
1
1
1
0
1
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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
62
66
71
80
91
92
91
89
87
84
79
78
73
73
72
72
73
73
72
71
70
67
61

Pressure (mb)

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

Ozone (du)

306
303
304
303
295
287
285
288
288
296
298
299
300
297
302
310
313
314
314
314
320
326
328
328

Wednesday 31

Waxing Gibbous 91%

13:46

06:26

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

Sun - Rise: 08:15, Set: 17:00, Transit: 12:37. Moon - Rise: 13:46, Set: 06:26. Civil Dark: 17:34 - 07:41. Nautical Dark: 18:11 - 07:03. Astro Dark: 18:47 - 06:27

Total Clouds (% Sky Obscured)

1
0
1
2
2
2
2
1
1
0
0
0
0
0
0
2
2
2
1
3
4
5
16
30

Low Clouds (% Sky Obscured)

1
0
1
2
2
2
2
1
1
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
2
3
5
15
25

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
59
60
64
72
84
85
81
76
72
70
69
66
62
59
56
56
56
56
56
57
55
49
41

Pressure (mb)

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

Ozone (du)

328
329
332
331
332
329
326
325
329
334
336
334
333
330
327
327
324
322
321
323
325
328
328
328

Thursday 1

Waxing Gibbous 97%

14:33

07:40

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

Sun - Rise: 08:15, Set: 17:00, Transit: 12:38. Moon - Rise: 14:33, Set: 07:40. Civil Dark: 17:35 - 07:41. Nautical Dark: 18:12 - 07:03. Astro Dark: 18:48 - 06:27

Total Clouds (% Sky Obscured)

31
34
21
10
16
22
28
22
20
10
20
1
9
0
4
9
6
53
70
75
24
20
68
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
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
52
79

High Clouds (% Sky Obscured)

31
27
16
10
16
22
28
22
16
7
15
1
5
0
1
2
0
0
0
0
0
0
8
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
35
37
44
54
60
62
62
62
63
62
62
64
64
64
63
63
63
62
60
60
56
50
42

Pressure (mb)

1016
1015
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1013
1013
1012
1011

Ozone (du)

331
328
325
325
326
326
326
326
327
327
321
319
318
317
313
309
304
303
304
303
301
301
303
304

Friday 2

Waxing Gibbous 100%

15:37

08:41

12 Bad
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

Sun - Rise: 08:15, Set: 17:01, Transit: 12:38. Moon - Rise: 15:37, Set: 08:41. Civil Dark: 17:35 - 07:41. Nautical Dark: 18:13 - 07:03. Astro Dark: 18:49 - 06:27

Total Clouds (% Sky Obscured)

98
91
74
63
71
61
65
72
75
85
92
97
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
1
50
55
60
60
60
60
65
65
65
60
60
60
70
79
89
91
94
96
97
98

Medium Clouds (% Sky Obscured)

84
91
74
63
71
61
65
65
65
65
77
90
100
100
100
100
99
99
98
99
99
100
100
100

High Clouds (% Sky Obscured)

27
16
8
0
0
0
0
8
15
23
49
74
100
78
61
48
66
78
100
100
100
100
86
73

ISS Passover

Visibility (miles)

9
9
9
9
2
5
2
2
0
0
0
0
1
3
2
1
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
None
Very Light Rain
Snow
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
1
18
17
27
43
70
93
95
95
79
60
79
82
83
91
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.5
0.7
0.6
0.5
0.2
0.5
0.5
0.5
0.7
0.8
1
0.9
0.9
0.9
0.9
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
41
47
52
57
59
58
64
84
96
96
98
98
98
98
100
100
100
100
100
98
98
98
100

Pressure (mb)

1010
1009
1008
1008
1008
1008
1007
1008
1008
1008
1007
1007
1006
1005
1005
1004
1004
1004
1003
1003
1003
1003
1003
1002

Ozone (du)

305
306
302
298
296
295
297
295
296
296
300
305
306
307
307
308
309
307
305
304
303
302
301
302

Saturday 3

Full Moon 99%

16:53

09:25

12 Bad
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

Sun - Rise: 08:15, Set: 17:02, Transit: 12:39. Moon - Rise: 16:53, Set: 09:25. Civil Dark: 17:36 - 07:41. Nautical Dark: 18:14 - 07:03. Astro Dark: 18:50 - 06:27

Total Clouds (% Sky Obscured)

100
100
100
100
94
86
76
81
89
94
96
99
100
100
100
100
100
99
99
98
98
97
91
86

Low Clouds (% Sky Obscured)

100
85
70
55
49
42
37
32
27
22
20
17
16
11
7
4
4
5
6
6
7
7
6
4

Medium Clouds (% Sky Obscured)

100
90
79
64
60
59
76
79
89
94
96
99
100
100
100
100
100
99
99
94
90
85
74
64

High Clouds (% Sky Obscured)

62
76
89
100
75
41
11
24
34
48
41
32
19
17
20
30
37
38
40
43
37
30
33
67

ISS Passover

Visibility (miles)

0
0
0
0
0
3
6
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
87
79
66
48
6
13
13
7
14
14
6
14
15
8
15
15
7
19
20
11
23
23

Precipitation Amount (mm)

0.9
0.8
0.6
0.5
0.4
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
0
0
0
0
1
2
4
4
4
4
3
2
2
2
2
2
3
2
2
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
100
100
98
94
93
91
90
88
86
86
88
86
86
88
86
86
86
86
86
87
87
87

Pressure (mb)

1002
1002
1001
1000
1000
1000
999
999
999
999
999
998
998
998
997
997
997
996
995
995
995
994
994
993

Ozone (du)

302
302
303
303
304
304
305
305
306
308
309
312
315
318
325
333
341
340
340
340
338
336
334
333

Sunday 4

Waning Gibbous 96%

18:16

09:58

12 Bad
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

Sun - Rise: 08:14, Set: 17:03, Transit: 12:39. Moon - Rise: 18:16, Set: 09:58. Civil Dark: 17:37 - 07:41. Nautical Dark: 18:15 - 07:03. Astro Dark: 18:51 - 06:27

Total Clouds (% Sky Obscured)

81
80
80
80
85
93
100
100
100
100
100
100
100
91
81
72
80
89
95

Low Clouds (% Sky Obscured)

3
8
14
21
16
12
7
6
4
3
29
55
81
81
81
72
80
82
78

Medium Clouds (% Sky Obscured)

53
55
57
60
70
79
89
91
91
91
92
93
95
84
71
59
62
63
64

High Clouds (% Sky Obscured)

81
80
80
76
78
81
100
100
100
100
100
100
100
68
38
7
24
37
20

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

15
39
44
35
37
31
13
32
35
28
53
67
82
74
63
51
60
63
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
11
10
10
10
8
7
5
5
5
4
4
5
5
4
4
3
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
87
88
87
87
86
88
88
88
91
91
94
93
89
88
89
89

Pressure (mb)

992
991
991
991
991
991
992
992
993
993
994
994
995
995
996
996
997
997
997

Ozone (du)

333
332
331
329
328
328
328
329
331
333
335
336
336
337
336
335
335
334
333

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

Generated: 29/12/25 12:00:42. Forecast: 29/12/25 to 04/01/26. Timezone: UTC+1.00