Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 13

Waxing Crescent 7%

09:17

20:10

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

Sun - Rise: 06:48, Set: 19:23, Transit: 13:05. Moon - Rise: 09:17, Set: 20:10. Civil Dark: 19:51 - 06:20. Nautical Dark: 20:24 - 05:47. Astro Dark: 20:58 - 05:13

Total Clouds (% Sky Obscured)

0
0
0
3
6
8
8
22
19
23
38
83
81
80
38
4
4
9
6
6
5
9
12
38

Low Clouds (% Sky Obscured)

0
0
0
0
1
2
2
2
3
3
3
20
9
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
4
4
0
0
2
1
0
0
0
1
4

High Clouds (% Sky Obscured)

0
0
0
2
0
0
0
22
4
15
38
38
32
35
15
2
2
3
2
2
2
4
10
32

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
62
62
58
53
51
49
46
44
43
46
50
51
52
54
54
51
48
47
45
44
44
47
51

Pressure (mb)

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

Ozone (du)

313
313
313
313
314
313
313
313
314
315
313
311
310
310
309
311
313
312
313
312
311
310
309
308

Monday 14

Waxing Crescent 13%

10:25

20:35

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

Sun - Rise: 06:49, Set: 19:21, Transit: 13:05. Moon - Rise: 10:25, Set: 20:35. Civil Dark: 19:49 - 06:21. Nautical Dark: 20:22 - 05:48. Astro Dark: 20:56 - 05:14

Total Clouds (% Sky Obscured)

90
100
96
90
85
90
24
11
72
81
88
80
22
22
25
79
74
69
39
15
8
0
1
6

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)

70
82
88
90
85
90
5
9
72
66
84
77
21
15
8
1
3
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

65
99
90
70
70
70
12
1
4
41
7
4
0
3
25
51
40
48
32
10
4
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
3
2
3
3
2
3
4
6
8
9
9
8
6
4
3
2
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
61
63
62
60
57
51
43
39
37
36
39
41
43
46
47
47
46
49
48
46
45
46
48

Pressure (mb)

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

Ozone (du)

309
310
310
312
314
315
318
320
321
323
324
324
322
322
320
318
317
315
314
313
310
308
306
305

Tuesday 15

Waxing Crescent 21%

11:33

21:03

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
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good

Sun - Rise: 06:50, Set: 19:19, Transit: 13:05. Moon - Rise: 11:33, Set: 21:03. Civil Dark: 19:47 - 06:22. Nautical Dark: 20:20 - 05:49. Astro Dark: 20:54 - 05:15

Total Clouds (% Sky Obscured)

4
4
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
1
6
1
1
2
4

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
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
50
51
47
42
37
35
34
35
35
36
36
37
39
44
47
50
53
56
57
56
54
55
56

Pressure (mb)

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

Ozone (du)

303
302
302
301
302
302
302
302
302
302
301
300
299
299
298
297
296
295
294
294
293
293
292
291

Wednesday 16

Waxing Crescent 29%

12:39

21:37

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 OK
21 OK
22 Good
23 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad

Sun - Rise: 06:51, Set: 19:17, Transit: 13:04. Moon - Rise: 12:39, Set: 21:37. Civil Dark: 19:45 - 06:23. Nautical Dark: 20:18 - 05:50. Astro Dark: 20:52 - 05:17

Total Clouds (% Sky Obscured)

6
9
11
14
12
11
12
18
18
10
13
4
7
10
12
20
19
18
20
12
16
18
17
15

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
5
10
10
6
3
0
0
0
0
0
0
0
1
2
5
9
8
13

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
1
2
2
5
3
4
11
8
12
16
15
15

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
Ice pellet

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
3
9
17
23
51
95

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
0.4

Wind Speed/Direction (mph)

2
2
2
2
1
2
4
4
6
8
8
8
9
7
5
4
3
3
3
4
4
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
12
12
12
13
13
14
15
15
15
16
16
17
17
17
16
17
17
17
17
17
17

Relative Humidity (%)

56
56
57
54
49
44
41
40
40
42
43
45
48
51
56
60
61
62
64
66
67
68
72
73

Pressure (mb)

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

Ozone (du)

291
290
289
289
289
289
288
288
288
288
287
287
287
286
286
286
286
287
287
286
287
286
286
285

Thursday 17

Waxing Crescent 39%

13:41

22:18

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 OK
19 OK
20 OK
21 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:52, Set: 19:16, Transit: 13:04. Moon - Rise: 13:41, Set: 22:18. Civil Dark: 19:43 - 06:24. Nautical Dark: 20:16 - 05:52. Astro Dark: 20:50 - 05:18

Total Clouds (% Sky Obscured)

14
16
14
26
50
90
91
96
82
71
66
41
26
12
15
33
38
44
55
60
66
75
86
100

Low Clouds (% Sky Obscured)

0
0
0
0
1
21
48
51
32
40
50
37
21
2
2
2
2
1
1
1
1
0
0
0

Medium Clouds (% Sky Obscured)

14
16
14
26
40
45
37
25
19
11
6
2
2
0
2
0
1
1
1
2
2
8
16
27

High Clouds (% Sky Obscured)

11
11
3
5
21
35
48
77
82
63
36
3
3
5
6
6
7
7
38
60
66
75
86
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
9
9
9
9
6
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

Ice pellet
Ice pellet
Light Rain
Very Light Rain
None
None
None
Very Light Rain
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
77
49
42
56
52
34
35
48
31
30
12
4
9
10
7
19
25
31
44
57
66

Precipitation Amount (mm)

0.8
0.5
0.4
0.2
0
0
0
0.2
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4

Wind Speed/Direction (mph)

6
6
7
8
9
11
13
14
14
14
13
12
11
9
7
5
5
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
24
25
25
25
25
26
26
27
27
27
27
27
26
25
25
25
24
25
24
24
22
22

Dew Point (°C)

17
17
17
17
17
17
17
17
18
18
18
19
18
18
17
17
17
17
17
17
17
17
17
17

Relative Humidity (%)

74
73
74
72
64
60
58
57
57
56
56
62
62
62
64
66
68
69
71
73
74
75
79
81

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1013
1012
1012
1013
1012
1012
1012
1012
1012

Ozone (du)

285
287
287
287
286
287
288
289
291
293
294
293
293
292
291
290
290
289
288
288
288
288
289
290

Friday 18

First Quarter 49%

14:38

23:06

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:53, Set: 19:14, Transit: 13:04. Moon - Rise: 14:38, Set: 23:06. Civil Dark: 19:42 - 06:25. Nautical Dark: 20:14 - 05:53. Astro Dark: 20:48 - 05:19

Total Clouds (% Sky Obscured)

99
99
99
96
93
89
92
94
97
97
97
97
94
92
95
96
93
88
83
77
75
78
81
80

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

42
58
73
59
45
33
53
71
87
82
78
73
74
75
77
52
27
2
1
1
0
32
63
80

High Clouds (% Sky Obscured)

98
96
94
64
36
7
13
35
50
56
76
75
75
75
65
55
35
35
34
28
37
37
19
15

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

58
65
72
62
54
52
62
56
46
76
66
36
87
85
58
59
57
59
63
70
90
80
67
73

Precipitation Amount (mm)

0.3
0.4
0.5
0.3
0
0
0.3
0
0
0.5
0.3
0
0.7
0.5
0
0
0.2
0.2
0.3
0.4
0.9
0.6
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
82
82
76
72
68
64
59
55
56
57
58
62
68
72
74
75
78
79
80
81
81
79

Pressure (mb)

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

Ozone (du)

290
291
291
292
292
292
293
294
295
296
296
296
296
297
298
299
300
301
302
303
303
303
303
302

Saturday 19

Waxing Gibbous 58%

15:27

00:02

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
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:54, Set: 19:12, Transit: 13:03. Moon - Rise: 15:27, Set: 00:02. Civil Dark: 19:40 - 06:27. Nautical Dark: 20:13 - 05:54. Astro Dark: 20:46 - 05:20

Total Clouds (% Sky Obscured)

85
85
85
85
85
85
72
54
36
47
62
73
80
87
94
82
69
53
66
78
88

Low Clouds (% Sky Obscured)

5
10
15
34
54
74
51
27
4
4
3
2
3
3
4
13
23
33
30
27
23

Medium Clouds (% Sky Obscured)

84
79
83
82
80
85
70
52
33
25
16
6
8
9
10
18
22
28
41
52
63

High Clouds (% Sky Obscured)

15
10
10
10
15
15
27
34
20
28
37
26
40
61
90
60
31
1
18
34
48

ISS Passover

Visibility (miles)

5
6
8
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

Precipitation Type

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

Precipitation Probability (%)

74
67
64
66
63
53
54
47
27
47
44
27
52
61
27
26
20
10
9
5
0

Precipitation Amount (mm)

0.6
0.4
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
21
22
21
22
23
24
25
25
25
31
30
29
28
28
28
24
24
25
24
24

Dew Point (°C)

16
16
16
16
16
17
17
17
16
16
16
16
16
16
16
16
16
16
16
15
15

Relative Humidity (%)

79
79
77
77
73
69
66
59
53
48
48
48
50
53
57
60
61
62
64
63
64

Pressure (mb)

1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019
1019

Ozone (du)

302
301
301
300
301
303
304
305
306
308
308
308
308
308
308
309
309
310
310
311
312

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

Generated: 13/09/26 05:32:49. Forecast: 13/09/26 to 19/09/26. Timezone: UTC+2.00