Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 14

Waxing Crescent 13%

10:25

20:35

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 Bad
18 Bad
19 OK
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

Sun - Rise: 06:50, Set: 19:21, Transit: 13:05. Moon - Rise: 10:25, Set: 20:35. Civil Dark: 19:49 - 06:22. Nautical Dark: 20:22 - 05:49. Astro Dark: 20:56 - 05:15

Total Clouds (% Sky Obscured)

63
72
79
83
85
90
44
79
60
30
6
10
13
10
9
8
2
0
0
0
0
1
4
5

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)

63
72
79
83
85
35
38
79
59
29
4
9
11
4
4
2
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

63
72
79
51
45
45
0
0
0
0
0
0
1
2
2
2
0
0
0
0
0
0
3
2

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

Chance of Frost

Temperature (°C)

23
25
27
27
28
29
29
29
27
26
25
24
24
23
22
22
21
21
21
21
20
20
21
23

Feels Like (°C)

24
25
26
26
27
27
28
28
26
26
26
26
26
26
25
24
24
23
23
23
22
22
23
26

Dew Point (°C)

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

Relative Humidity (%)

49
46
41
39
38
33
32
34
41
47
49
51
55
55
54
52
51
51
52
51
50
49
46
43

Pressure (mb)

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

Ozone (du)

321
321
321
320
322
326
328
329
330
330
328
325
320
316
314
312
311
309
307
306
305
305
305
305

Tuesday 15

Waxing Crescent 21%

11:33

21:03

10 Good
11 Good
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

Sun - Rise: 06:51, Set: 19:19, Transit: 13:05. Moon - Rise: 11:33, Set: 21:03. Civil Dark: 19:47 - 06:23. Nautical Dark: 20:20 - 05:50. Astro Dark: 20:54 - 05:17

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
5
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
3
2
5
7
8
9
8
7
6
4
3
2
2
2
3
3
3
3
3
3
3
2
2

Chance of Frost

Temperature (°C)

25
27
28
29
30
30
29
28
27
26
25
24
24
23
22
21
21
21
20
20
20
20
21
24

Feels Like (°C)

28
29
30
30
31
30
30
29
29
28
27
27
27
26
25
24
24
23
23
23
22
23
24
27

Dew Point (°C)

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

Relative Humidity (%)

41
39
38
38
37
38
41
44
47
50
52
51
52
53
53
54
54
54
54
55
55
56
52
50

Pressure (mb)

1019
1019
1019
1018
1018
1017
1017
1017
1016
1016
1016
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

305
305
305
304
303
302
301
301
300
299
298
297
296
295
294
293
293
293
293
291
290
288
287
286

Wednesday 16

Waxing Crescent 29%

12:39

21:37

10 Good
11 Good
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 OK
05 OK
06 OK
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:52, Set: 19:17, Transit: 13:04. Moon - Rise: 12:39, Set: 21:37. Civil Dark: 19:45 - 06:24. Nautical Dark: 20:18 - 05:52. Astro Dark: 20:52 - 05:18

Total Clouds (% Sky Obscured)

0
3
4
5
4
3
7
5
5
0
0
0
4
3
0
0
0
0
24
28
26
28
25
33

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
1
2
2
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
1
2
2
2
0
0
0
2
1
0
0
0
0
24
28
26
28
25
33

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
1
4
11
32
38
60

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
5
7
8
8
9
8
7
5
3
2
2
2
2
2
2
3
3
3
3
3
3
5

Chance of Frost

Temperature (°C)

25
27
28
29
29
29
29
28
27
26
25
25
24
23
22
21
21
21
21
21
21
21
22
23

Feels Like (°C)

29
30
30
30
30
30
29
29
29
28
28
28
27
26
26
26
25
24
24
25
24
24
24
25

Dew Point (°C)

14
16
15
16
16
15
16
16
17
17
17
17
17
16
16
15
15
15
16
16
16
16
17
17

Relative Humidity (%)

50
50
45
44
43
43
45
48
51
57
61
64
64
66
67
67
68
69
70
73
73
74
71
65

Pressure (mb)

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

Ozone (du)

285
284
284
284
284
284
285
285
284
283
283
284
284
284
284
284
284
284
285
286
286
286
287
287

Thursday 17

Waxing Crescent 39%

13:41

22:18

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
09 Bad

Sun - Rise: 06:53, Set: 19:16, Transit: 13:04. Moon - Rise: 13:41, Set: 22:18. Civil Dark: 19:43 - 06:25. Nautical Dark: 20:16 - 05:53. Astro Dark: 20:50 - 05:19

Total Clouds (% Sky Obscured)

37
79
100
100
97
66
92
95
98
100
29
30
30
32
30
14
26
51
94
83
92
90
54
74

Low Clouds (% Sky Obscured)

1
28
52
39
48
47
30
30
23
15
4
0
0
2
0
0
0
0
4
0
1
1
1
2

Medium Clouds (% Sky Obscured)

1
0
0
1
5
11
16
12
10
6
5
5
2
2
12
3
3
7
8
2
2
0
3
5

High Clouds (% Sky Obscured)

37
78
100
100
82
40
36
55
76
100
29
30
30
32
23
0
5
20
60
61
78
82
44
67

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

79
95
94
95
95
95
95
84
59
32
33
38
63
95
91
85
95
95
95
95
95
95
83
46

Precipitation Amount (mm)

0.4
0.9
0.7
0.5
1.5
1.1
0.5
0.4
0
0
0
0
0.3
1.1
0.7
0.4
0.8
0.8
1.3
1.6
1.9
1.8
1
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
26
26
26
26
26
25
25
24
24
24
23
23
22
22
21
21
21
20
20
20
20
20
22

Feels Like (°C)

26
26
26
25
25
25
26
25
25
25
25
26
25
25
25
25
24
23
22
21
21
21
22
24

Dew Point (°C)

16
16
16
17
17
17
17
17
17
17
17
17
17
17
18
18
18
18
18
18
18
18
18
18

Relative Humidity (%)

60
54
55
58
56
58
59
63
62
65
67
70
72
74
78
79
81
84
85
85
86
88
85
80

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1012
1012
1012
1012

Ozone (du)

287
291
293
293
293
292
291
290
291
291
291
290
291
290
291
292
292
292
293
293
293
293
294
295

Friday 18

First Quarter 49%

14:38

23:06

10 OK
11 OK
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
09 Bad

Sun - Rise: 06:54, Set: 19:14, Transit: 13:04. Moon - Rise: 14:38, Set: 23:06. Civil Dark: 19:42 - 06:27. Nautical Dark: 20:14 - 05:54. Astro Dark: 20:48 - 05:20

Total Clouds (% Sky Obscured)

14
21
33
22
24
94
100
95
24
25
73
16
69
67
65
75
76
72
67
67
71
65
55
55

Low Clouds (% Sky Obscured)

0
4
23
19
9
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
16
31

Medium Clouds (% Sky Obscured)

12
9
8
0
18
37
53
46
24
25
17
10
2
2
1
2
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
10
8
0
18
83
99
74
23
2
18
2
20
35
41
45
52
48
49
62
61
55
52
40

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 (%)

12
26
33
37
33
17
11
15
31
35
16
8
5
3
4
0
2
2
1
4
5
2
8
11

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
6
6
8
10
9
9
8
6
4
2
2
2
2
2
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

23
25
26
26
27
27
26
26
25
24
24
23
22
22
21
20
20
19
18
18
18
18
19
21

Feels Like (°C)

25
28
28
27
28
28
27
26
25
26
26
23
25
22
22
21
20
20
19
19
19
19
19
21

Dew Point (°C)

19
19
18
18
18
17
17
17
16
15
14
13
13
12
12
12
12
11
11
11
11
11
11
13

Relative Humidity (%)

74
68
62
58
58
56
56
56
54
55
54
53
54
54
55
58
59
60
62
63
63
62
61
59

Pressure (mb)

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

Ozone (du)

295
295
293
292
291
291
291
292
294
294
292
292
290
290
290
290
289
289
290
290
291
292
293
294

Saturday 19

Waxing Gibbous 58%

15:27

00:02

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
09 Bad

Sun - Rise: 06:55, Set: 19:12, Transit: 13:03. Moon - Rise: 15:27, Set: 00:02. Civil Dark: 19:40 - 06:28. Nautical Dark: 20:13 - 05:55. Astro Dark: 20:46 - 05:22

Total Clouds (% Sky Obscured)

55
66
77
92
91
91
96
96
95
95
95
95
90
80
64
74
69
75
85
90
90
90
87
90

Low Clouds (% Sky Obscured)

46
53
61
68
78
87
96
96
95
95
95
95
90
80
64
74
64
40
17
13
8
4
3
2

Medium Clouds (% Sky Obscured)

5
28
51
80
78
76
77
82
88
95
95
95
90
77
64
44
20
11
5
5
4
5
6
15

High Clouds (% Sky Obscured)

33
12
29
14
35
45
45
35
40
25
13
8
13
10
8
6
15
67
85
90
90
90
87
86

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 (%)

10
25
27
24
33
35
29
26
22
5
8
8
4
9
12
9
13
10
2
4
4
2
4
4

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

Chance of Frost

Temperature (°C)

23
25
25
26
26
26
26
27
26
25
24
23
22
21
20
19
18
18
18
18
19
20
20
22

Feels Like (°C)

22
24
25
25
26
27
27
27
27
27
26
24
23
22
21
20
19
18
18
19
20
20
20
22

Dew Point (°C)

14
15
16
16
17
17
17
16
16
16
16
15
14
12
12
11
10
10
10
11
12
12
12
13

Relative Humidity (%)

55
52
55
56
58
56
55
53
54
56
59
58
58
58
59
57
58
59
61
63
61
60
60
54

Pressure (mb)

1016
1017
1017
1017
1017
1017
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

296
297
297
298
299
299
300
300
300
300
300
301
302
302
302
302
302
301
300
299
300
301
301
301

Sunday 20

Waxing Gibbous 68%

16:09

01:03

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

Sun - Rise: 06:56, Set: 19:10, Transit: 13:03. Moon - Rise: 16:09, Set: 01:03. Civil Dark: 19:38 - 06:29. Nautical Dark: 20:11 - 05:56. Astro Dark: 20:44 - 05:23

Total Clouds (% Sky Obscured)

90
70
53
33
33
35
37
44
50
57
49
46
42
50
58
65
51
34
17
22
28
22

Low Clouds (% Sky Obscured)

1
4
7
10
18
26
33
44
50
57
49
46
42
50
38
21
14
7
0
0
0
1

Medium Clouds (% Sky Obscured)

22
27
28
24
15
12
4
6
8
10
10
11
11
9
7
5
5
2
0
0
0
0

High Clouds (% Sky Obscured)

52
35
21
8
6
5
4
3
1
0
0
0
0
33
58
65
50
14
3
6
5
11

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 (%)

1
5
4
0
16
17
7
37
46
35
29
22
17
17
12
0
1
2
2
3
3
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)

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

Chance of Frost

Temperature (°C)

24
26
27
28
29
29
29
29
27
26
25
24
23
22
21
20
19
18
18
18
19
19

Feels Like (°C)

23
24
24
25
27
32
31
30
29
30
29
23
23
23
22
21
20
21
21
22
22
22

Dew Point (°C)

13
14
14
14
14
15
16
17
17
18
18
18
17
16
15
13
12
11
10
10
11
11

Relative Humidity (%)

50
46
44
41
39
42
45
49
53
60
67
68
67
68
67
67
65
63
61
59
59
58

Pressure (mb)

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

Ozone (du)

302
302
302
302
302
301
300
299
299
298
297
297
297
297
297
296
296
295
295
294
294
293

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

Generated: 14/09/26 10:58:24. Forecast: 14/09/26 to 20/09/26. Timezone: UTC+2.00