Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 31

Waxing Gibbous 90%

14:25

05:54

15 OK
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 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:48, Set: 16:48, Transit: 12:18. Moon - Rise: 14:25, Set: 05:54. Civil Dark: 17:21 - 07:15. Nautical Dark: 17:57 - 06:39. Astro Dark: 18:31 - 06:04

Total Clouds (% Sky Obscured)

16
12
9
7
0
0
0
0
0
0
0
0
0
46
49
60
79
87
85
98
87
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
46
49
60
79
84
84
96
78
96
96
92

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
40
75
75
75

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
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
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
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
11
19
20
28
39
49
51
80

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
0.7

Wind Speed/Direction (mph)

11
8
6
6
3
3
4
3
3
4
4
4
4
4
4
5
4
4
4
4
4
5
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
61
63
65
67
69
71
74
74
75
75
74
74
74
74
74
74
70
66
69
75
88
91
91

Pressure (mb)

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

Ozone (du)

329
333
335
334
336
334
335
338
338
334
330
328
331
327
327
327
326
323
322
324
325
325
324
323

Thursday 1

Waxing Gibbous 97%

No Rise

07:09

15 Bad
16 Bad
17 Bad
18 Bad
19 OK
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 OK

Sun - Rise: 07:48, Set: 16:49, Transit: 12:19. Moon - Rise: No Rise, Set: 07:09. Civil Dark: 17:22 - 07:15. Nautical Dark: 17:58 - 06:39. Astro Dark: 18:32 - 06:04

Total Clouds (% Sky Obscured)

99
98
87
51
29
47
100
95
59
89
94
100
100
92
87
95
76
91
72
65
71
44
33
25

Low Clouds (% Sky Obscured)

96
91
66
31
23
30
33
52
35
80
88
99
88
80
76
83
57
79
59
57
69
44
33
25

Medium Clouds (% Sky Obscured)

72
80
49
31
0
0
0
0
0
60
58
85
78
34
41
36
0
22
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
16
6
0
0
27
100
84
0
5
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
9
39
0
0
6
2
2
1
14
21
1
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 (%)

57
47
36
20
15
13
10
11
22
27
27
21
20
18
23
26
17
9
8
7
8
15
15
16

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
5
5
6
6
6
6
6
5
5
4
4
5
6
6
6
6
6
6
7
8
12
13

Chance of Frost

Temperature (°C)

5
5
4
4
4
4
4
4
4
4
5
5
5
6
6
5
6
6
6
8
9
10
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
93
96
96
96
94
94
94
94
98
94
96
94
91
90
91
90
90
86
84
78
72
67
68

Pressure (mb)

1017
1017
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013
1012
1011
1010
1010
1010
1010
1009
1009
1009
1008
1006
1006

Ozone (du)

325
325
326
326
327
331
334
336
337
334
331
333
338
330
322
318
317
317
320
327
337
342
344
343

Friday 2

Waxing Gibbous 100%

15:28

08:10

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

Sun - Rise: 07:48, Set: 16:50, Transit: 12:19. Moon - Rise: 15:28, Set: 08:10. Civil Dark: 17:22 - 07:15. Nautical Dark: 17:58 - 06:39. Astro Dark: 18:33 - 06:05

Total Clouds (% Sky Obscured)

56
47
48
75
31
27
17
36
46
40
45
42
35
41
51
47
36
33
19
27
33
66
76
86

Low Clouds (% Sky Obscured)

55
47
40
46
27
25
16
30
42
40
45
42
35
41
51
46
33
31
14
24
29
37
38
37

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
40
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
2
10
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
8
10
40
70

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 (%)

14
15
8
11
9
5
9
3
4
6
9
31
23
15
11
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
78
88
88
88
88
90
90
87
86
86
86
88
74
71
70
70
71
72
63
59
60
60
62

Pressure (mb)

1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1004
1004
1005
1005
1005
1005
1004
1005

Ozone (du)

332
318
311
307
309
315
321
320
318
316
313
307
298
292
292
290
293
297
302
306
305
309
306
305

Saturday 3

Full Moon 99%

16:44

08:56

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: 07:47, Set: 16:51, Transit: 12:20. Moon - Rise: 16:44, Set: 08:56. Civil Dark: 17:23 - 07:15. Nautical Dark: 17:59 - 06:39. Astro Dark: 18:34 - 06:05

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
93
88

Low Clouds (% Sky Obscured)

38
46
54
63
61
59
58
39
20
0
21
42
68
73
80
86
88
90
92
88
82
79
67
60

Medium Clouds (% Sky Obscured)

0
0
0
0
10
20
35
75
89
100
100
100
100
100
100
100
100
100
100
100
100
100
75
64

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
82
84

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
67
71
73
75
76
76
78
79
79
79
79
76
76
79
79
79
80
81
79
78
77
75
74

Pressure (mb)

1005
1005
1005
1006
1006
1006
1006
1006
1006
1007
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1008
1007
1007
1007

Ozone (du)

306
305
307
314
315
318
320
319
318
318
319
322
331
336
340
339
336
335
337
334
333
330
325
323

Sunday 4

Waning Gibbous 96%

18:04

09:31

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 OK
08 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:47, Set: 16:52, Transit: 12:20. Moon - Rise: 18:04, Set: 09:31. Civil Dark: 17:24 - 07:15. Nautical Dark: 18:00 - 06:39. Astro Dark: 18:35 - 06:05

Total Clouds (% Sky Obscured)

80
67
62
57
59
83
100
100
100
84
59
52
51
52
52
52
29
30
27
42
52
65
63
61

Low Clouds (% Sky Obscured)

53
53
54
56
53
66
75
71
67
48
24
17
16
16
16
16
4
4
5
4
3
2
3
3

Medium Clouds (% Sky Obscured)

54
49
44
37
42
46
50
45
45
45
45
50
45
45
50
50
1
3
4
28
51
65
63
61

High Clouds (% Sky Obscured)

73
47
23
5
3
7
9
39
27
31
22
13
4
5
5
5
29
24
13
20
28
65
63
61

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 (%)

6
11
10
4
8
8
4
5
4
0
1
2
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)

7
7
6
6
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
7
8
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
81
90
91
94
94
89
80
79
77
79
74
76
80
83
83
84
80
75
69
63
56
50
53

Pressure (mb)

1007
1007
1008
1008
1009
1010
1010
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1014
1014
1014
1013
1013
1013

Ozone (du)

323
322
323
321
321
321
320
319
320
321
322
320
319
318
319
319
321
322
324
325
325
325
325
324

Monday 5

Waning Gibbous 91%

19:24

09:59

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 OK
23 OK
00 OK
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: 07:47, Set: 16:53, Transit: 12:21. Moon - Rise: 19:24, Set: 09:59. Civil Dark: 17:25 - 07:15. Nautical Dark: 18:01 - 06:39. Astro Dark: 18:36 - 06:05

Total Clouds (% Sky Obscured)

65
63
61
55
49
42
35
35
25
35
35
30
30
25
20
20
15
15
15
20
30
45
50
50

Low Clouds (% Sky Obscured)

4
5
5
5
10
15
18
24
20
25
25
20
20
20
20
20
15
15
15
20
30
45
34
18

Medium Clouds (% Sky Obscured)

65
63
61
55
49
42
35
35
25
35
35
30
30
25
20
20
15
15
15
20
30
45
50
50

High Clouds (% Sky Obscured)

65
63
61
55
49
42
35
35
25
35
35
30
30
25
20
20
15
15
15
10
10
10
5
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
3
0
1
1
2
4
6
8
8
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
6
5
3
34
45
51
55
60
65
59
53
44
41
35
26
24
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.2
0.3
0.2
0.1
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
8
6
5
4
4
3
3
3
3
3
3
3
3
4
4
5
5
6
8
10
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
58
62
65
67
69
68
70
70
70
70
77
86
96
92
89
87
84
84
81
77
74
70
70

Pressure (mb)

1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

323
322
323
323
324
327
330
333
333
334
334
339
344
349
351
354
357
363
370
377
379
381
384
384

Tuesday 6

Waning Gibbous 83%

20:40

10:21

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

Sun - Rise: 07:47, Set: 16:54, Transit: 12:21. Moon - Rise: 20:40, Set: 10:21. Civil Dark: 17:26 - 07:15. Nautical Dark: 18:02 - 06:39. Astro Dark: 18:37 - 06:05

Total Clouds (% Sky Obscured)

50
50
50
50
50
45
45
40
35
30
20
15
15
15
15
55
75
85
75
80
80
75

Low Clouds (% Sky Obscured)

6
4
2
1
1
1
0
0
0
0
3
3
2
3
4
24
29
34
40
45
45
45

Medium Clouds (% Sky Obscured)

50
50
50
50
50
45
45
40
35
30
20
15
15
15
15
55
75
85
75
80
80
75

High Clouds (% Sky Obscured)

20
20
25
40
45
45
45
40
35
30
20
15
15
15
13
3
13
24
35
23
12
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-4
-4
-5
-5
-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-5
-5
-5
-4
-4

Relative Humidity (%)

70
69
69
70
71
70
71
71
71
72
72
75
78
79
81
81
82
78
72
69
66
63

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021

Ozone (du)

384
385
381
378
375
369
364
359
360
361
362
364
366
368
372
376
379
381
383
385
383
380

Forecast for Madonna di Pietracupa, Province of Florence, Italy (43.52,11.24)

Generated: 31/12/25 15:36:09. Forecast: 31/12/25 to 06/01/26. Timezone: UTC+1.00