Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 28

First Quarter 55%

12:51

00:19

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

Sun - Rise: 07:13, Set: 16:39, Transit: 11:55. Moon - Rise: 12:51, Set: 00:19. Civil Dark: 17:09 - 06:42. Nautical Dark: 17:44 - 06:08. Astro Dark: 18:17 - 05:34

Total Clouds (% Sky Obscured)

61
44
31
15
15
14
1
2
1
1
2
2
2
5
5
26
14
2
1
1
0
0
0
0

Low Clouds (% Sky Obscured)

2
3
2
2
0
2
0
0
0
0
0
0
0
0
0
1
14
2
1
1
0
0
0
0

Medium Clouds (% Sky Obscured)

18
15
0
15
15
14
1
2
1
1
2
2
2
0
5
26
14
2
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
2
9
1
3
4
3
3
2
2
1
2
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
7
9
10
8
9
9
10
8
7
5
4
4
3
1
0
1
1
3
2
2
2
2
3

Dew Point (°C)

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

Relative Humidity (%)

68
62
57
53
51
51
54
64
71
75
76
77
79
79
77
76
76
74
79
79
80
79
80
76

Pressure (mb)

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

Ozone (du)

352
349
347
345
345
343
340
339
336
335
335
333
330
328
329
329
328
326
327
328
325
317
312
309

Saturday 29

Waxing Gibbous 66%

13:13

01:30

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

Sun - Rise: 07:14, Set: 16:38, Transit: 11:56. Moon - Rise: 13:13, Set: 01:30. Civil Dark: 17:09 - 06:43. Nautical Dark: 17:43 - 06:09. Astro Dark: 18:17 - 05:35

Total Clouds (% Sky Obscured)

0
0
0
1
2
3
6
19
8
19
24
21
16
3
2
0
0
0
2
12
20
25
25
20

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
12
20
25
25
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
10
16
3
2
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
2
1
1
3
1
5
5
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 (%)

4
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
2
0
0
0
0
0
0
0
0
0
0
1
9
12
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)

3
3
3
3
3
4
4
4
3
4
4
4
4
4
4
5
5
5
4
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
7
9
10
10
11
10
10
6
6
5
3
3
3
4
4
3
3
3
2
-1
-2
-1
-0

Dew Point (°C)

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

Relative Humidity (%)

68
62
59
55
54
54
56
67
74
78
80
82
85
85
85
86
85
86
85
80
71
64
66
68

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

304
300
299
296
294
288
286
285
285
287
287
290
289
288
286
284
285
280
276
272
271
273
272
272

Sunday 30

Waxing Gibbous 76%

13:35

02:44

09 OK
10 OK
11 OK
12 OK
13 Bad
14 OK
15 OK
16 OK
17 OK
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

Sun - Rise: 07:15, Set: 16:38, Transit: 11:56. Moon - Rise: 13:35, Set: 02:44. Civil Dark: 17:09 - 06:44. Nautical Dark: 17:43 - 06:10. Astro Dark: 18:17 - 05:36

Total Clouds (% Sky Obscured)

20
20
15
17
61
17
21
20
19
39
72
61
53
58
90
93
95
98
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

20
20
15
17
40
17
21
20
19
39
56
61
53
58
63
60
43
33
38
35
30
24
19
26

Medium Clouds (% Sky Obscured)

0
0
7
3
20
4
3
3
6
39
60
61
53
2
0
0
2
4
6
11
15
17
15
9

High Clouds (% Sky Obscured)

0
1
0
2
38
2
11
3
5
11
19
14
19
21
71
76
84
92
100
100
100
100
98
97

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 (%)

27
11
21
14
25
32
26
19
6
3
1
1
1
1
1
2
2
3
2
4
6
2
3
5

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
4
4
4
4
4
4
4
3
3
4
4
3
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
79
81
81
81
84
85
90
91
90
90
89
88
88
86
88
86
89
89
91
89
89
89
88

Pressure (mb)

1018
1018
1018
1018
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020

Ozone (du)

273
275
277
279
279
279
278
280
281
281
282
284
284
287
289
289
292
296
296
296
297
297
299
302

Monday 1

Waxing Gibbous 86%

13:59

04:02

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:16, Set: 16:38, Transit: 11:56. Moon - Rise: 13:59, Set: 04:02. Civil Dark: 17:08 - 06:45. Nautical Dark: 17:43 - 06:11. Astro Dark: 18:16 - 05:37

Total Clouds (% Sky Obscured)

99
91
84
74
77
80
84
82
81
80
78
77
75
81
81
87
82
82
76
58
50
72
61
62

Low Clouds (% Sky Obscured)

24
20
5
5
8
24
9
7
7
13
23
31
38
40
31
29
29
32
28
28
24
23
14
7

Medium Clouds (% Sky Obscured)

16
15
19
19
21
25
31
78
81
80
78
77
64
67
58
72
77
77
74
51
44
72
61
62

High Clouds (% Sky Obscured)

95
66
37
8
17
27
36
54
66
73
74
77
70
81
44
24
19
10
4
4
0
5
4
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
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 (%)

3
4
7
6
10
16
17
22
30
37
35
33
12
29
24
13
16
20
8
9
10
7
5
7

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
3
4
4
4
4
4
4
4
4
4
4
5
5
5
4
4
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
78
74
71
70
71
76
86
91
91
90
87
87
88
91
93
94
93
93
93
94
93
93
93

Pressure (mb)

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

Ozone (du)

303
305
308
309
309
312
314
317
319
321
323
325
327
327
325
325
325
326
330
334
336
338
339
339

Tuesday 2

Waxing Gibbous 93%

14:28

05:24

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

Sun - Rise: 07:17, Set: 16:37, Transit: 11:57. Moon - Rise: 14:28, Set: 05:24. Civil Dark: 17:08 - 06:46. Nautical Dark: 17:43 - 06:12. Astro Dark: 18:16 - 05:38

Total Clouds (% Sky Obscured)

36
52
57
63
49
55
31
13
10
7
40
31
24
18
14
13
14
17
16
25
34
45
59
75

Low Clouds (% Sky Obscured)

0
0
1
1
9
20
26
13
10
7
9
17
23
18
14
13
14
17
16
24
23
22
10
3

Medium Clouds (% Sky Obscured)

36
52
57
63
49
55
7
1
0
0
3
3
3
4
4
5
4
4
3
4
4
4
22
39

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
2
3
5
16
27
37
56
68

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 (%)

4
8
28
30
40
40
35
3
2
3
9
15
6
17
22
6
16
20
3
6
10
2
5
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
81
77
73
72
73
76
86
90
93
91
93
93
93
91
93
91
91
90
90
88
86
85
79

Pressure (mb)

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

Ozone (du)

337
337
338
337
336
336
336
336
335
334
334
334
333
333
330
328
325
321
318
314
310
307
303
301

Wednesday 3

Waxing Gibbous 98%

15:03

06:47

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

Sun - Rise: 07:18, Set: 16:37, Transit: 11:57. Moon - Rise: 15:03, Set: 06:47. Civil Dark: 17:08 - 06:47. Nautical Dark: 17:43 - 06:12. Astro Dark: 18:16 - 05:39

Total Clouds (% Sky Obscured)

90
91
92
92
93
87
76
64
53
45
40
35
35
40
45
45
60
85
95
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
1
5
7
8
7
8
7
4
0
0
0
0
6
14
31
40
63
80
80
85
90
90
85

Medium Clouds (% Sky Obscured)

53
67
81
92
91
87
76
64
53
45
40
35
35
40
45
45
60
85
95
95
94
94
82
70

High Clouds (% Sky Obscured)

75
80
92
92
93
87
76
64
53
45
40
35
35
40
45
45
60
85
95
94
93
93
94
94

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
4
5
5
7
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

1
2
4
2
6
9
3
10
13
3
22
23
11
68
90
89
89
95
95
95
80
56
51
45

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.6
0.5
0.8
1.3
0.9
0.5
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
69
67
65
63
66
68
73
74
76
78
78
79
79
83
88
93
93
94
94
93
91
88
88

Pressure (mb)

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

Ozone (du)

298
296
295
295
294
295
296
297
299
300
302
304
305
307
306
306
306
305
305
304
304
305
305
305

Thursday 4

Waxing Gibbous 100%

15:48

08:07

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
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:19, Set: 16:37, Transit: 11:58. Moon - Rise: 15:48, Set: 08:07. Civil Dark: 17:08 - 06:48. Nautical Dark: 17:43 - 06:13. Astro Dark: 18:16 - 05:40

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

85
80
75
75
63
52
50
60
68
75
85
90
100
100
100
100

Medium Clouds (% Sky Obscured)

57
57
56
56
65
75
87
71
57
41
54
67
80
66
51
35

High Clouds (% Sky Obscured)

100
96
92
87
89
91
94
95
98
100
100
100
100
97
95
95

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

Precipitation Probability (%)

30
32
32
31
36
33
8
19
24
23
46
60
72
67
62
56

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
6
6
6
6
5
4
4
5
6
5
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
8
9
9
11
11
11
11
9
9
8
7
7
7
6

Dew Point (°C)

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

Relative Humidity (%)

87
85
85
86
84
84
84
84
84
84
85
88
91
93
91
90

Pressure (mb)

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

Ozone (du)

305
305
307
309
311
311
311
311
312
312
313
314
314
315
316
318

Forecast for Via Case Sparse, Province of Rome, Italy (41.66,13.10)

Generated: 28/11/25 08:59:17. Forecast: 28/11/25 to 04/12/25. Timezone: UTC+1.00