Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Crescent 34%

12:06

20:56

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

Sun - Rise: 07:13, Set: 16:41, Transit: 11:57. Moon - Rise: 12:06, Set: 20:56. Civil Dark: 17:12 - 06:42. Nautical Dark: 17:46 - 06:08. Astro Dark: 18:20 - 05:34

Total Clouds (% Sky Obscured)

54
51
73
35
53
82
65
88
80
100
99
100
100
100
100
100
81
92
73
81
78
90
97
100

Low Clouds (% Sky Obscured)

28
48
48
25
33
50
43
34
43
44
65
85
86
82
87
60
37
61
17
13
24
20
21
27

Medium Clouds (% Sky Obscured)

33
18
14
16
34
30
37
23
68
100
93
61
100
52
51
84
53
57
52
56
48
69
71
72

High Clouds (% Sky Obscured)

5
0
71
0
30
82
0
88
0
93
99
100
100
100
0
15
0
92
73
81
78
90
97
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
7
5
9
7
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
Very Light Rain
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
5
8
17
18
31
31
21
32
56
46
49
88
95
68
64
54
72
64
60
53
64
42
44

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0
0
0.6
1.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
11
11
11
11
11
11
11
11
11
11
11
12
12
12
13
13
13
13
12
11
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
72
75
78
78
72
66
60
59
57
56
57
56
57
57
55
48
48
56
63
70
73
74
76

Pressure (mb)

1001
1002
1002
1003
1003
1003
1003
1003
1003
1004
1004
1005
1006
1007
1007
1006
1006
1006
1006
1006
1006
1007
1007
1007

Ozone (du)

337
339
341
339
335
334
336
338
340
343
346
346
346
345
344
345
345
348
351
349
345
345
345
349

Wednesday 26

Waxing Crescent 44%

12:31

22:04

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

Sun - Rise: 07:14, Set: 16:41, Transit: 11:57. Moon - Rise: 12:31, Set: 22:04. Civil Dark: 17:12 - 06:43. Nautical Dark: 17:46 - 06:09. Astro Dark: 18:19 - 05:35

Total Clouds (% Sky Obscured)

100
100
94
77
81
99
100
100
78
100
100
100
99
100
100
100
73
61
100
55
43
58
33
14

Low Clouds (% Sky Obscured)

32
38
31
19
16
12
14
4
3
5
4
3
3
0
0
0
0
2
3
5
16
3
3
4

Medium Clouds (% Sky Obscured)

100
100
54
23
56
98
100
98
49
100
100
100
94
100
100
100
57
37
54
55
43
58
33
6

High Clouds (% Sky Obscured)

100
100
94
77
81
99
100
100
78
100
100
100
99
100
100
100
51
61
100
0
5
35
0
0

ISS Passover

Visibility (miles)

6
9
9
9
6
9
7
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
1
4
6
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 (%)

55
48
46
53
56
55
50
33
20
15
13
12
8
6
3
3
3
3
4
6
5
3
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
0
0

Wind Speed/Direction (mph)

5
5
5
5
5
4
4
5
5
6
6
6
7
7
8
8
9
9
10
10
11
10
10
9

Chance of Frost

Temperature (°C)

9
9
9
9
8
8
8
8
8
8
7
8
9
10
11
12
13
13
13
12
11
10
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
81
84
87
88
90
87
85
84
82
82
77
69
66
64
63
63
62
69
70
68
70
72

Pressure (mb)

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

Ozone (du)

352
354
353
353
353
352
351
351
356
356
358
358
357
355
355
356
356
356
356
354
354
354
356
356

Thursday 27

Waxing Crescent 55%

12:54

23:13

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

Sun - Rise: 07:15, Set: 16:40, Transit: 11:58. Moon - Rise: 12:54, Set: 23:13. Civil Dark: 17:11 - 06:44. Nautical Dark: 17:46 - 06:10. Astro Dark: 18:19 - 05:36

Total Clouds (% Sky Obscured)

25
25
14
27
32
30
100
94
100
95
43
48
50
45
31
83
84
65
39
28
16
3
10
19

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

6
9
1
0
8
1
40
62
100
85
30
33
22
16
15
62
45
22
10
9
7
0
6
9

High Clouds (% Sky Obscured)

25
25
14
1
3
7
100
94
100
4
7
15
20
22
17
83
77
54
30
20
10
1
1
3

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
5
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
1
2
1
1
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)

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

Chance of Frost

Temperature (°C)

8
8
8
7
7
7
7
7
7
7
7
7
8
9
11
12
13
13
13
12
10
9
9
8

Feels Like (°C)

6
6
5
5
4
3
3
3
4
3
4
4
5
7
9
11
12
11
11
11
8
8
8
8

Dew Point (°C)

3
3
3
3
2
2
2
2
2
2
3
2
2
2
2
2
3
3
2
3
4
4
3
3

Relative Humidity (%)

70
71
70
71
71
71
72
72
74
72
75
74
66
60
54
50
49
49
48
54
65
67
68
69

Pressure (mb)

1011
1011
1011
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1011
1011
1011
1011
1011
1012
1012
1013
1013

Ozone (du)

357
356
356
355
355
354
353
352
352
353
352
353
352
350
350
348
348
348
347
347
345
344
343
341

Friday 28

First Quarter 66%

13:16

00:22

21 OK
22 OK
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 Bad
17 Good
18 Good
19 Bad
20 Bad

Sun - Rise: 07:16, Set: 16:40, Transit: 11:58. Moon - Rise: 13:16, Set: 00:22. Civil Dark: 17:11 - 06:45. Nautical Dark: 17:45 - 06:11. Astro Dark: 18:19 - 05:37

Total Clouds (% Sky Obscured)

45
18
13
4
3
3
3
4
3
5
3
3
2
3
4
4
3
4
3
55
16
17
58
61

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

15
13
9
2
0
0
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
4
61

High Clouds (% Sky Obscured)

16
1
1
0
0
0
0
0
0
0
0
0
0
1
1
2
2
1
1
55
16
17
58
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 (%)

1
1
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
73
73
71
72
72
74
75
75
75
76
74
68
61
56
53
53
54
56
61
66
67
69
69

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

341
340
339
337
335
333
332
329
328
330
331
325
324
320
315
306
305
304
301
299
297
295
296
298

Saturday 29

Waxing Gibbous 76%

13:38

01:33

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

Sun - Rise: 07:17, Set: 16:40, Transit: 11:58. Moon - Rise: 13:38, Set: 01:33. Civil Dark: 17:11 - 06:46. Nautical Dark: 17:45 - 06:12. Astro Dark: 18:19 - 05:38

Total Clouds (% Sky Obscured)

68
76
85
93
95
97
99
97
94
92
98
98
98
94
90
86
68
53
47
48
53
54
71
82

Low Clouds (% Sky Obscured)

0
21
44
62
65
69
85
64
59
80
79
75
72
73
74
75
64
53
42
45
43
39
41
44

Medium Clouds (% Sky Obscured)

68
76
85
91
94
97
99
97
94
92
95
95
95
82
64
46
33
19
6
5
5
10
19
28

High Clouds (% Sky Obscured)

68
76
75
65
65
70
70
61
53
39
53
29
6
9
12
14
11
8
5
6
13
19
47
58

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

Precipitation Probability (%)

0
0
0
0
4
4
3
8
13
6
8
10
8
16
28
40
59
72
79
93
79
61
95
93

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.7
0.4
0
0.9
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
8
8
9
8
9
9
9
9
9
10
10
11
12
13
14
15
15
14
14
13
13
12
12

Feels Like (°C)

7
6
7
7
6
7
7
7
7
7
8
8
8
8
9
10
10
13
13
13
13
13
13
11

Dew Point (°C)

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

Relative Humidity (%)

72
71
73
73
73
73
74
70
69
68
67
62
60
58
59
60
60
63
67
69
72
74
76
75

Pressure (mb)

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

Ozone (du)

299
300
298
296
296
296
295
294
293
294
297
300
302
305
304
303
303
302
302
301
302
303
304
306

Sunday 30

Waxing Gibbous 86%

14:01

02:47

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

Sun - Rise: 07:18, Set: 16:39, Transit: 11:59. Moon - Rise: 14:01, Set: 02:47. Civil Dark: 17:10 - 06:47. Nautical Dark: 17:45 - 06:13. Astro Dark: 18:19 - 05:39

Total Clouds (% Sky Obscured)

96
91
87
82
83
84
86
82
82
82
73
65
57
58
64
69
66
81
95
100
100
100
99
99

Low Clouds (% Sky Obscured)

42
51
59
76
61
45
30
45
59
70
54
39
24
24
24
25
27
44
59
69
79
88
77
65

Medium Clouds (% Sky Obscured)

39
53
63
74
75
73
72
73
79
78
73
65
57
58
64
69
66
81
87
88
94
100
98
95

High Clouds (% Sky Obscured)

67
66
65
82
83
84
86
82
82
82
73
65
57
58
64
69
66
81
85
85
90
95
92
93

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
7
8
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
Light Rain
None
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

95
95
86
83
82
82
71
82
91
81
86
73
44
61
51
30
48
52
63
58
46
37
40
31

Precipitation Amount (mm)

0.7
0.8
0.5
0.5
0.6
0.5
0
0.4
0.6
0.2
0.5
0.3
0
0.3
0
0
0
0
0.4
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
12
11
11
11
11
12
12
13
13
14
15
14
14
14
13
12
12
11

Feels Like (°C)

11
12
11
10
9
10
10
9
9
9
9
8
9
9
9
10
10
12
12
11
11
10
9
8

Dew Point (°C)

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

Relative Humidity (%)

73
72
75
77
80
81
81
83
81
79
77
76
75
74
72
70
70
71
75
78
77
76
75
77

Pressure (mb)

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

Ozone (du)

308
309
311
312
314
315
317
318
319
320
322
324
326
329
333
337
341
340
340
339
340
340
341
340

Monday 1

Waxing Gibbous 86%

14:30

04:05

21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
07 OK
08 OK
09 Good
10 Good
11 Good
12 Good

Sun - Rise: 07:19, Set: 16:39, Transit: 11:59. Moon - Rise: 14:30, Set: 04:05. Civil Dark: 17:10 - 06:48. Nautical Dark: 17:45 - 06:14. Astro Dark: 18:19 - 05:40

Total Clouds (% Sky Obscured)

98
98
98
98
72
51
42
40
38
36
23
9
8
8
7
7

Low Clouds (% Sky Obscured)

53
51
49
46
35
24
13
18
14
8
6
6
6
6
6
6

Medium Clouds (% Sky Obscured)

93
94
96
97
70
43
16
13
9
5
3
2
0
0
0
0

High Clouds (% Sky Obscured)

90
87
85
82
56
29
2
1
1
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

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 (%)

17
31
27
12
34
29
11
30
29
6
15
16
1
3
5
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
10
10
9
9
9
10
10
10
10
10
11
12
13
14
15

Feels Like (°C)

9
8
8
7
8
8
8
9
9
9
10
10
10
11
12
12

Dew Point (°C)

7
7
6
5
5
5
6
6
6
6
6
6
6
6
6
6

Relative Humidity (%)

77
78
77
77
77
76
76
76
76
76
77
72
66
62
58
54

Pressure (mb)

1013
1014
1014
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

340
339
338
337
337
336
335
334
333
332
330
331
331
331
329
327

Forecast for Testaccio, Province of Rome, Italy (41.86,12.48)

Generated: 25/11/25 20:23:36. Forecast: 25/11/25 to 01/12/25. Timezone: UTC+1.00