Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 28

Waxing Gibbous 72%

12:30

01:55

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
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good

Sun - Rise: 07:50, Set: 16:47, Transit: 12:19. Moon - Rise: 12:30, Set: 01:55. Civil Dark: 17:20 - 07:18. Nautical Dark: 17:56 - 06:41. Astro Dark: 18:31 - 06:06

Total 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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
3
3
3
3
3
3
3
3
4
5
7
9
10
9
10
9
7
5
4
3
4
2

Dew Point (°C)

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

Relative Humidity (%)

52
52
52
51
50
47
44
44
43
43
44
46
46
42
46
49
52
59
71
73
72
68
68
67

Pressure (mb)

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

Ozone (du)

318
318
318
319
320
318
319
320
319
318
314
315
316
318
317
317
317
315
315
312
309
309
309
310

Monday 29

Waxing Gibbous 82%

12:59

03:14

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

Sun - Rise: 07:51, Set: 16:48, Transit: 12:19. Moon - Rise: 12:59, Set: 03:14. Civil Dark: 17:21 - 07:18. Nautical Dark: 17:57 - 06:41. Astro Dark: 18:32 - 06:06

Total Clouds (% Sky Obscured)

21
37
39
31
27
21
25
25
22
29
35
37
35
44
47
66
69
58
50
44
34
43
50
48

Low Clouds (% Sky Obscured)

11
23
26
28
22
15
18
15
12
16
30
37
35
44
47
66
69
58
50
44
29
24
15
18

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
1
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
8
0

Fog (%)

0
0
0
0
0
1
0
0
2
6
8
7
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 (%)

1
2
1
0
0
0
0
0
1
1
1
2
4
4
3
3
7
9
13
8
8
5
16
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
76
85
89
91
91
93
91
89
88
85
79
75
73
73
74
77
82
87
87
85
83
83
91

Pressure (mb)

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

Ozone (du)

311
310
308
307
311
314
316
321
324
327
326
322
318
323
322
323
325
328
328
331
333
332
328
327

Tuesday 30

Waxing Gibbous 91%

13:36

04:36

22 Bad
23 OK
00 OK
01 OK
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 Good
21 Good

Sun - Rise: 07:51, Set: 16:49, Transit: 12:20. Moon - Rise: 13:36, Set: 04:36. Civil Dark: 17:22 - 07:18. Nautical Dark: 17:58 - 06:42. Astro Dark: 18:33 - 06:07

Total Clouds (% Sky Obscured)

48
23
24
19
6
5
3
2
0
1
1
0
1
0
0
0
4
1
1
0
1
1
0
0

Low Clouds (% Sky Obscured)

31
23
24
18
5
5
3
2
0
1
1
0
1
0
0
0
2
1
1
0
1
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)

8
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 (%)

15
6
12
3
10
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)

9
7
8
8
10
9
8
7
8
8
7
7
9
9
9
8
7
7
6
5
6
5
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
83
82
82
82
80
77
77
76
74
74
69
60
55
52
50
51
54
62
73
77
78
75
71

Pressure (mb)

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

Ozone (du)

313
305
301
297
299
302
301
306
316
324
331
338
350
354
352
356
359
357
355
352
349
346
348
352

Wednesday 31

Waxing Gibbous 88%

14:25

05:58

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

Sun - Rise: 07:51, Set: 16:50, Transit: 12:20. Moon - Rise: 14:25, Set: 05:58. Civil Dark: 17:22 - 07:18. Nautical Dark: 17:59 - 06:42. Astro Dark: 18:34 - 06:07

Total Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
15
27
36
70
87
95
97
98
99
100
100
100
99
99
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
9
14
18
70
87
95
97
98
99
100
100
100
99
99
98

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
1
1
2
2
2
2
3
4
24
31
29
42
39

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
3
5
4
7
7
15
36
50
39
47
33
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
62
62
61
63
63
63
67
71
72
77
71
69
69
71
71
73
78
91
94
100
98
100
100

Pressure (mb)

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

Ozone (du)

352
348
347
345
344
344
345
345
342
341
339
337
337
335
333
334
332
330
333
334
335
336
339
340

Thursday 1

Waxing Gibbous 97%

15:28

07:12

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:51, Set: 16:51, Transit: 12:21. Moon - Rise: 15:28, Set: 07:12. Civil Dark: 17:23 - 07:18. Nautical Dark: 18:00 - 06:42. Astro Dark: 18:34 - 06:07

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

10
19
27
17
8
0
9
16
22
30
36
40
35
25
20
26
17
24
27
21
10
9
9
9

High Clouds (% Sky Obscured)

66
59
75
47
23
2
7
12
19
18
19
19
14
11
5
11
20
27
23
19
11
7
10
20

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

40
38
34
41
56
74
67
61
51
58
73
74
73
79
79
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0.2
0.6
0.4
0.3
0
0.3
0.5
0.5
0.5
0.5
0.7
1.1
1.1
1.2
1.3
1.6
2.5
1.6
1.3
1.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
100
98
100
100
100
100
98
98
98
98
100
100
100
100
100
100
100
100
100
98
98
98

Pressure (mb)

1018
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011

Ozone (du)

340
342
343
341
336
335
333
330
330
328
326
325
320
318
312
307
305
303
300
301
302
303
304
305

Friday 2

Waxing Gibbous 100%

16:44

08:13

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:51, Set: 16:52, Transit: 12:21. Moon - Rise: 16:44, Set: 08:13. Civil Dark: 17:24 - 07:18. Nautical Dark: 18:00 - 06:42. Astro Dark: 18:35 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
100

Medium Clouds (% Sky Obscured)

9
10
10
5
10
15
20
25
30
32
33
31
28
30
35
28
26
21
20
24
24
48
71
97

High Clouds (% Sky Obscured)

23
30
33
43
40
41
34
27
30
50
75
100
100
100
100
100
100
100
100
100
100
83
67
70

ISS Passover

Visibility (miles)

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

Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
86
94
95
95

Precipitation Amount (mm)

1.7
2.1
2.7
2.6
3.2
4.4
2.9
2.8
3.3
2.7
2.6
2.8
2.4
2.5
3
2
1.7
2.2
1.4
0.9
0.8
0.8
1
1.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
8
9
9
9
9
9
9
9
9
10
10
10
10
11
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

7
8
8
9
9
9
9
9
9
9
9
10
9
10
10
10
10
10
11
11
11
11
11
11

Relative Humidity (%)

98
100
98
100
100
98
98
100
100
100
100
100
98
98
98
96
96
95
96
96
96
98
96
98

Pressure (mb)

1011
1010
1010
1009
1009
1008
1008
1008
1008
1007
1008
1008
1008
1008
1007
1007
1007
1007
1006
1006
1006
1006
1005
1005

Ozone (du)

307
308
310
311
312
314
315
318
322
325
324
324
323
323
322
321
320
319
318
317
317
316
317
317

Saturday 3

Full Moon 99%

18:05

09:00

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:51, Set: 16:53, Transit: 12:22. Moon - Rise: 18:05, Set: 09:00. Civil Dark: 17:25 - 07:18. Nautical Dark: 18:01 - 06:42. Astro Dark: 18:36 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
97
98
99
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
99
97
96
98
99
100
100
100
100
100
100
100
99
97
95

Medium Clouds (% Sky Obscured)

87
78
64
73
81
89
93
96
97
98
99
100
88
77
66
72
80
89
72
58
43

High Clouds (% Sky Obscured)

58
41
29
22
13
4
36
68
97
84
68
52
35
19
2
4
6
8
17
25
34

ISS Passover

Visibility (miles)

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

Fog (%)

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
91
80
70
75
77
79
95
95
95
95
95
95
95
95
95
95
89
85

Precipitation Amount (mm)

1.2
1.1
1.2
0.8
0.5
0.4
0.5
0.5
0.5
0.9
1.6
3
2.4
2.9
4.3
1.9
1.4
1.2
0.9
0.7
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
11
12
11
11
11
11
11
11
11
11
11
11
11
11
12
11
11
11
11
11

Feels Like (°C)

10
9
10
9
9
9
9
9
9
9
9
9
10
9
9
9
10
10
10
10
10

Dew Point (°C)

12
11
12
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
10

Relative Humidity (%)

100
100
100
100
100
100
98
98
98
98
98
98
100
98
96
96
96
96
96
98
96

Pressure (mb)

1005
1005
1004
1004
1003
1003
1003
1002
1002
1002
1001
1001
1001
1001
1001
1001
1001
1000
1000
1001
1001

Ozone (du)

318
317
317
317
314
311
308
309
310
311
315
320
324
328
332
337
337
338
338
336
335

Forecast for Margine Coperta-Traversagna, Provincia di Pistoia, Italy (43.88,10.76)

Generated: 28/12/25 22:14:19. Forecast: 28/12/25 to 03/01/26. Timezone: UTC+1.00