Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 25

Waxing Gibbous 73%

14:54

02:52

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

Sun - Rise: 05:37, Set: 20:31, Transit: 13:04. Moon - Rise: 14:54, Set: 02:52. Civil Dark: 21:04 - 05:04. Nautical Dark: 21:45 - 04:22. Astro Dark: 22:34 - 03:33

Total Clouds (% Sky Obscured)

8
3
0
8
30
50
36
43
43
42
14
1
1
1
1
1
1
2
1
6
2
2
1
1

Low Clouds (% Sky Obscured)

0
0
0
0
12
17
3
3
31
42
14
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
10
12
12
12
11
2
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
7
7
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)

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

Chance of Frost

Temperature (°C)

17
19
21
22
23
24
24
25
25
25
24
23
20
17
15
14
14
13
13
13
13
14
14
16

Feels Like (°C)

16
20
22
23
23
25
26
26
26
25
23
23
22
18
16
15
14
13
13
13
12
13
13
16

Dew Point (°C)

8
7
6
5
5
6
6
7
7
8
12
15
15
11
10
9
9
9
8
8
7
6
7
9

Relative Humidity (%)

53
44
38
34
31
30
30
30
31
33
47
62
70
69
69
70
73
74
71
68
63
61
63
65

Pressure (mb)

1028
1028
1028
1028
1027
1027
1026
1026
1026
1025
1025
1026
1026
1027
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027

Ozone (du)

346
344
341
339
338
336
335
333
334
336
336
337
338
338
337
336
333
330
328
329
329
330
328
327

Tuesday 26

Waxing Gibbous 82%

15:59

03:12

08 Good
09 Good
10 Good
11 Good
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 05:37, Set: 20:31, Transit: 13:04. Moon - Rise: 15:59, Set: 03:12. Civil Dark: 21:05 - 05:03. Nautical Dark: 21:46 - 04:21. Astro Dark: 22:35 - 03:32

Total Clouds (% Sky Obscured)

1
1
2
2
71
89
80
97
93
68
63
16
0
0
0
0
0
0
0
0
0
0
1
1

Low Clouds (% Sky Obscured)

0
0
0
0
30
65
55
60
60
60
60
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
18
15
14
14
17
10
7
6
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
8
30
32
22
24
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
7
1
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
3
3
3
3
2
2
4
5
6
4
3
3
4
4
4
4
5
5
5
5
5
4

Chance of Frost

Temperature (°C)

19
21
22
23
25
26
27
27
27
26
25
23
21
19
17
16
15
15
15
15
15
15
15
17

Feels Like (°C)

19
23
24
25
26
26
26
27
28
27
25
23
24
21
19
18
17
16
16
16
16
16
15
18

Dew Point (°C)

9
9
8
8
10
10
13
18
19
18
17
16
16
14
12
12
11
11
11
11
11
11
10
12

Relative Humidity (%)

53
46
40
38
37
36
41
58
62
62
64
65
72
72
73
75
75
76
78
78
78
76
75
72

Pressure (mb)

1027
1027
1027
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022

Ozone (du)

328
329
327
328
327
326
323
321
319
318
318
317
317
318
319
320
320
320
321
322
323
324
323
323

Wednesday 27

Waxing Gibbous 89%

17:03

03:33

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

Sun - Rise: 05:36, Set: 20:32, Transit: 13:04. Moon - Rise: 17:03, Set: 03:33. Civil Dark: 21:05 - 05:03. Nautical Dark: 21:48 - 04:20. Astro Dark: 22:37 - 03:31

Total Clouds (% Sky Obscured)

1
1
1
0
0
19
31
11
15
1
1
0
1
3
11
38
31
34
10
6
25
30
34
35

Low Clouds (% Sky Obscured)

0
0
0
0
0
9
4
11
5
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
11
0
0
0
0
0
0
0
0
0
3
3
2
2
5
22
3
12

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
11
38
13
17
9
4
0
7
15
22

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
2
4
19
32
6
0
1
5
5
3
32
44
25
8
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)

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

Chance of Frost

Temperature (°C)

19
21
22
24
25
26
26
26
26
26
25
23
22
20
18
17
16
16
16
16
15
15
16
18

Feels Like (°C)

21
24
24
25
27
27
26
27
27
26
27
26
25
23
21
19
18
16
15
18
17
15
17
19

Dew Point (°C)

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

Relative Humidity (%)

58
50
45
41
40
38
37
38
39
43
55
64
80
85
86
86
83
83
82
83
85
83
83
80

Pressure (mb)

1022
1021
1021
1021
1020
1020
1019
1019
1018
1018
1018
1018
1019
1019
1019
1020
1020
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

322
322
321
320
319
318
317
316
316
315
314
314
313
313
314
317
318
319
319
319
320
319
320
320

Thursday 28

Waxing Gibbous 94%

18:07

03:58

08 OK
09 OK
10 OK
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 OK
04 OK
05 OK
06 OK
07 OK

Sun - Rise: 05:35, Set: 20:33, Transit: 13:05. Moon - Rise: 18:07, Set: 03:58. Civil Dark: 21:06 - 05:02. Nautical Dark: 21:49 - 04:20. Astro Dark: 22:38 - 03:30

Total Clouds (% Sky Obscured)

38
20
17
37
81
94
100
100
89
100
100
100
72
47
30
40
56
52
36
17
10
14
23
39

Low Clouds (% Sky Obscured)

0
2
3
5
12
29
63
59
37
46
14
15
5
2
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

38
14
8
12
18
22
18
11
3
50
2
3
3
0
3
40
56
32
24
15
7
2
1
0

High Clouds (% Sky Obscured)

15
8
2
33
69
94
86
81
72
100
100
100
72
47
30
7
13
18
11
7
4
11
14
33

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
2
2
2
2
2
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

7
8
6
51
81
95
95
95
95
95
95
57
75
40
30
1
4
53
46
32
10
12
9
8

Precipitation Amount (mm)

0
0
0
0.2
0.8
1.4
1.3
1.2
2.3
6.1
2.4
0.3
0.8
0
0
0
0
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

4
2
1
1
2
3
4
4
3
4
2
4
3
3
3
4
4
4
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

20
22
24
25
25
23
22
21
22
21
20
20
19
18
17
16
16
15
15
15
15
15
15
17

Feels Like (°C)

22
23
26
27
27
24
24
23
23
23
20
21
19
17
16
15
16
15
17
16
16
16
17
20

Dew Point (°C)

14
13
14
15
16
14
13
14
17
18
18
20
18
17
16
14
14
13
13
13
13
13
13
15

Relative Humidity (%)

67
58
54
53
59
56
54
64
74
82
92
96
93
93
90
89
86
85
86
86
86
87
86
85

Pressure (mb)

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

Ozone (du)

320
319
319
320
320
319
320
321
322
319
318
322
323
323
325
325
325
325
324
325
324
325
331
332

Friday 29

Waxing Gibbous 98%

19:12

04:28

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
05 Bad
06 OK
07 Good

Sun - Rise: 05:35, Set: 20:34, Transit: 13:05. Moon - Rise: 19:12, Set: 04:28. Civil Dark: 21:07 - 05:01. Nautical Dark: 21:50 - 04:19. Astro Dark: 22:40 - 03:29

Total Clouds (% Sky Obscured)

89
60
91
100
93
85
100
99
98
100
99
95
88
84
81
81
80
80
75
75
65
42
22
5

Low Clouds (% Sky Obscured)

0
0
0
12
24
35
24
12
0
1
13
12
24
28
27
18
5
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
5
61
80
77
12
11
13
20
13
5
0
11
18
25
22
18
15
10
5
0
0
0
0

High Clouds (% Sky Obscured)

89
53
27
15
19
74
100
98
97
100
86
82
60
48
36
58
79
80
75
75
65
42
22
5

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

Precipitation Probability (%)

8
27
31
41
51
67
84
83
73
61
62
73
78
73
67
54
40
13
16
14
7
11
10
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
21
23
23
23
24
23
22
22
21
20
19
17
17
16
15
15
15
14
14
14
15
16

Feels Like (°C)

21
21
23
23
24
23
25
23
22
23
22
22
20
19
19
19
19
18
18
14
14
14
14
14

Dew Point (°C)

14
14
13
13
13
13
14
13
11
14
14
16
15
14
15
15
14
14
13
12
13
12
13
13

Relative Humidity (%)

73
65
59
54
51
53
54
54
50
60
65
77
81
83
87
92
92
92
92
90
90
89
85
81

Pressure (mb)

1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

332
331
330
330
331
333
334
335
335
335
335
335
335
335
335
335
334
334
334
335
337
338
338
338

Saturday 30

Waxing Gibbous 100%

20:15

05:03

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

Sun - Rise: 05:34, Set: 20:35, Transit: 13:05. Moon - Rise: 20:15, Set: 05:03. Civil Dark: 21:08 - 05:01. Nautical Dark: 21:51 - 04:18. Astro Dark: 22:41 - 03:28

Total Clouds (% Sky Obscured)

5
4
2
23
46
70
82
92
100
88
78
66
59
55
50
40
36
28
25
19
11
10
10
9

Low Clouds (% Sky Obscured)

1
1
2
19
35
55
62
66
71
48
25
1
2
2
3
3
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
23
45
67
45
22
0
16
31
47
32
17
2
1
1
0
0
0
0

High Clouds (% Sky Obscured)

4
1
0
19
34
41
16
17
22
29
40
53
59
55
50
40
36
28
25
18
7
7
6
6

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

Precipitation Probability (%)

9
10
0
13
25
27
45
76
83
64
62
81
69
51
17
17
12
0
0
1
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.8
0.9
0.3
0
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
21
23
23
24
24
23
22
22
21
19
18
17
16
15
14
14
14
13
13
13
15
16

Feels Like (°C)

13
20
21
22
24
26
28
26
26
26
24
22
20
19
18
17
17
16
15
14
14
14
13
13

Dew Point (°C)

13
12
11
10
12
14
16
18
19
21
20
18
17
15
14
13
12
12
11
11
10
10
10
11

Relative Humidity (%)

76
63
53
45
50
56
61
72
81
95
92
89
89
87
89
90
87
86
84
83
83
82
75
71

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019

Ozone (du)

337
337
337
337
337
336
336
335
334
333
333
333
333
334
335
336
337
337
337
337
337
337
338
338

Sunday 31

Full Moon 100%

21:15

05:47

08 Good
09 OK
10 OK
11 OK
12 Bad
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 Good
23 Good
00 Good
01 Good

Sun - Rise: 05:34, Set: 20:36, Transit: 13:05. Moon - Rise: 21:15, Set: 05:47. Civil Dark: 21:09 - 05:00. Nautical Dark: 21:52 - 04:17. Astro Dark: 22:42 - 03:27

Total Clouds (% Sky Obscured)

15
21
26
33
39
45
62
79
90
68
47
27
25
21
17
13
9
5

Low Clouds (% Sky Obscured)

1
4
6
8
10
13
12
11
8
7
5
3
3
1
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

12
17
24
28
33
36
49
68
89
64
40
17
12
8
5
5
4
5

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
15
18
5
27
19
9
18
15
4
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
20
21
22
22
23
23
23
23
22
21
21
20
18
16
15
14
14

Feels Like (°C)

13
21
22
22
22
23
23
24
24
23
23
24
25
19
19
20
19
19

Dew Point (°C)

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

Relative Humidity (%)

66
59
54
48
45
43
40
42
43
45
53
63
75
77
79
82
82
82

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019

Ozone (du)

338
339
339
340
340
340
340
340
341
341
342
343
344
347
350
352
350
349

Forecast for Cervara di Roma, Province of Rome, Italy (41.99,13.07)

Generated: 25/05/26 08:06:31. Forecast: 25/05/26 to 31/05/26. Timezone: UTC+2.00