Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Crescent 14%

07:53

22:58

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

Sun - Rise: 06:21, Set: 19:56, Transit: 13:08. Moon - Rise: 07:53, Set: 22:58. Civil Dark: 20:25 - 05:51. Nautical Dark: 21:01 - 05:16. Astro Dark: 21:39 - 04:38

Total Clouds (% Sky Obscured)

16
31
42
52
61
59
63
35
34
42
78
57
41
41
64
68
69
64
70
85
76
58
61
58

Low Clouds (% Sky Obscured)

0
3
2
3
1
0
2
3
2
2
13
16
21
8
3
2
2
12
29
3
2
3
14
15

Medium Clouds (% Sky Obscured)

16
31
15
16
24
29
26
28
27
37
70
48
21
29
57
65
69
49
32
56
36
35
33
29

High Clouds (% Sky Obscured)

16
31
42
46
0
5
5
1
0
0
0
0
0
0
0
0
0
0
0
85
76
21
32
26

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
3
6
9
6
3
1
1
0
1
0
0
2
2
2
2
1
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
5
5
5
5
6
7
9
10
10
10
11
12
12
12
11
10
9
8
7
8

Chance of Frost

Temperature (°C)

15
15
15
15
14
14
14
14
14
15
18
19
20
21
22
22
22
21
20
20
19
17
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
66
66
66
64
64
64
65
64
65
63
59
54
50
48
51
52
57
59
60
67
77
81
85

Pressure (mb)

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

Ozone (du)

353
355
353
354
356
355
354
354
355
359
361
363
363
363
360
358
357
356
355
355
356
356
357
356

Monday 20

Waxing Crescent 23%

08:51

00:14

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

Sun - Rise: 06:19, Set: 19:57, Transit: 13:08. Moon - Rise: 08:51, Set: 00:14. Civil Dark: 20:27 - 05:50. Nautical Dark: 21:02 - 05:14. Astro Dark: 21:40 - 04:36

Total Clouds (% Sky Obscured)

44
51
37
80
68
64
67
67
60
47
39
43
50
43
44
43
34
51
30
35
44
51
63
76

Low Clouds (% Sky Obscured)

12
11
12
17
20
25
27
24
21
23
22
20
20
17
15
15
13
5
11
19
21
24
22
25

Medium Clouds (% Sky Obscured)

16
16
17
8
11
4
9
7
10
8
1
5
13
13
17
18
11
3
2
4
11
16
0
2

High Clouds (% Sky Obscured)

2
3
0
68
1
0
0
0
0
0
0
0
0
0
8
5
5
50
12
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
2
3
3
4
4
4
4
4
3
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)

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

Chance of Frost

Temperature (°C)

16
15
15
15
15
15
14
14
15
16
18
19
20
21
21
21
21
21
21
20
19
17
16
16

Feels Like (°C)

15
16
15
16
14
13
14
13
13
15
17
19
20
20
21
21
21
21
21
20
20
19
18
16

Dew Point (°C)

13
13
12
12
12
11
11
11
11
11
11
11
11
12
12
12
12
11
11
11
12
13
13
13

Relative Humidity (%)

85
86
83
83
82
80
80
79
76
71
63
58
57
55
53
53
53
52
53
57
65
78
83
85

Pressure (mb)

1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1010
1010
1010
1010
1011
1011
1011

Ozone (du)

354
352
351
351
352
352
353
354
354
355
355
355
356
354
354
354
355
353
353
353
355
356
354
354

Tuesday 21

Waxing Crescent 34%

09:59

01:19

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

Sun - Rise: 06:18, Set: 19:58, Transit: 13:08. Moon - Rise: 09:59, Set: 01:19. Civil Dark: 20:28 - 05:48. Nautical Dark: 21:04 - 05:12. Astro Dark: 21:42 - 04:34

Total Clouds (% Sky Obscured)

50
35
35
49
59
56
54
49
44
50
62
55
80
93
64
65
83
78
96
100
73
60
22
22

Low Clouds (% Sky Obscured)

24
16
22
25
29
28
28
26
22
28
30
26
49
71
39
38
36
15
51
52
4
3
6
5

Medium Clouds (% Sky Obscured)

4
13
1
9
13
14
18
13
18
13
19
22
20
60
20
30
0
52
60
60
33
22
12
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
83
78
96
100
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
6
8
9
9
9
9
9

Fog (%)

0
0
0
48
44
2
1
2
4
9
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
1
1
1
0
0
1
6
23
34
58
63
39
34
39
29
13
6
3
6
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
14
14
14
14
13
13
14
15
17
19
20
21
20
21
21
21
21
19
18
17
16
15

Feels Like (°C)

15
17
15
16
16
16
15
15
15
17
19
20
21
20
19
20
20
21
21
18
16
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

86
87
86
87
87
87
87
87
86
77
70
64
60
60
58
57
55
57
63
72
71
72
75
78

Pressure (mb)

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

Ozone (du)

354
353
353
354
353
352
351
349
349
350
350
348
349
351
352
354
355
355
355
355
356
357
359
361

Wednesday 22

Waxing Crescent 46%

11:13

02:11

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

Sun - Rise: 06:16, Set: 19:59, Transit: 13:08. Moon - Rise: 11:13, Set: 02:11. Civil Dark: 20:29 - 05:47. Nautical Dark: 21:05 - 05:11. Astro Dark: 21:44 - 04:32

Total Clouds (% Sky Obscured)

50
75
99
78
57
35
40
40
40
21
6
1
0
0
0
0
0
0
2
0
0
0
0
0

Low Clouds (% Sky Obscured)

9
14
65
63
57
35
40
40
40
21
6
1
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

50
60
36
17
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

33
67
94
54
29
6
0
0
0
0
0
0
0
0
0
0
0
0
2
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 (%)

17
6
3
2
1
11
16
4
3
2
0
0
1
2
1
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
4
4
3
4
6
7
7
8
7
7
7
5
5
7
9
10
9
7
5
4
3
2

Chance of Frost

Temperature (°C)

14
13
13
14
14
13
12
12
12
12
13
16
17
19
20
20
20
20
19
18
17
16
14
14

Feels Like (°C)

11
12
13
13
14
13
11
10
9
8
11
14
17
17
18
18
18
17
16
17
17
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

76
79
82
78
76
74
73
70
67
65
59
47
38
34
30
28
29
33
35
38
42
51
55
56

Pressure (mb)

1014
1014
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

362
367
376
386
392
397
399
400
402
402
407
409
412
415
409
402
394
390
387
383
379
375
373
373

Thursday 23

Waxing Crescent 57%

12:28

02:51

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

Sun - Rise: 06:15, Set: 20:01, Transit: 13:08. Moon - Rise: 12:28, Set: 02:51. Civil Dark: 20:30 - 05:45. Nautical Dark: 21:06 - 05:09. Astro Dark: 21:45 - 04:30

Total Clouds (% Sky Obscured)

0
0
0
1
0
3
1
0
3
4
32
3
3
4
0
2
3
4
21
40
58
56
57
52

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
9
18
26
19
9
0

High Clouds (% Sky Obscured)

0
0
0
1
0
3
1
0
3
3
32
3
3
3
0
1
1
2
2
10
34
47
57
52

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
3
3
3
3
3
2
2
2
2
3
5
7
8
8
8
8
6
5
4
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
12
11
11
10
11
11
11
13
15
16
18
18
18
18
19
18
18
19
18
18
12
13

Dew Point (°C)

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

Relative Humidity (%)

55
55
54
57
59
60
62
63
64
56
50
44
40
38
37
37
39
40
42
47
53
59
63
67

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

371
370
370
369
367
366
365
365
366
367
368
370
373
379
378
372
370
368
366
368
370
372
378
384

Friday 24

First Quarter 68%

13:42

03:22

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

Sun - Rise: 06:13, Set: 20:02, Transit: 13:07. Moon - Rise: 13:42, Set: 03:22. Civil Dark: 20:31 - 05:44. Nautical Dark: 21:08 - 05:07. Astro Dark: 21:47 - 04:28

Total Clouds (% Sky Obscured)

38
21
4
3
1
0
1
3
4
10
18
26
23
21
17
14
12
10
25
41
57
55
53
52

Low Clouds (% Sky Obscured)

5
8
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
4
10
17
16
22
23

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)

38
21
0
0
0
0
1
3
4
10
18
26
23
20
15
13
10
7
23
39
55
52
48
45

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
71
72
72
73
72
68
66
62
56
50
45
45
46
46
47
48
48
57
67
79
82
83

Pressure (mb)

1015
1015
1015
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1015

Ozone (du)

390
387
383
380
378
377
376
374
373
372
372
371
370
369
369
368
368
367
367
366
365
365
365
365

Saturday 25

Waxing Gibbous 78%

14:51

03:47

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

Sun - Rise: 06:12, Set: 20:03, Transit: 13:07. Moon - Rise: 14:51, Set: 03:47. Civil Dark: 20:33 - 05:42. Nautical Dark: 21:09 - 05:06. Astro Dark: 21:48 - 04:26

Total Clouds (% Sky Obscured)

53
54
55
68
81
94
95
93
93
97
97
97
97
97
97
89
81
75
69
72
70

Low Clouds (% Sky Obscured)

31
36
43
51
62
74
80
87
91
92
93
94
97
97
97
89
81
75
69
72
70

Medium Clouds (% Sky Obscured)

0
0
1
15
29
46
62
83
93
97
97
97
97
97
97
89
80
67
66
62
57

High Clouds (% Sky Obscured)

41
37
34
46
59
71
81
90
93
97
97
97
97
97
94
82
81
75
69
72
70

ISS Passover

Visibility (miles)

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

Fog (%)

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

12
17
21
23
19
1
13
20
25
52
66
81
85
87
95
95
95
95
94
81
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.5
0.4
0.5
0.9
0.8
0.8
0.5
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
13
13
13
13
13
13
13
14
14
15
15
16
16
16
16
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
89
90
90
87
83
81
80
82
82
86
89
93
93
93
93
92
93
92
92
93

Pressure (mb)

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

Ozone (du)

366
367
368
369
368
367
365
368
370
372
375
377
379
386
394
401
401
402
402
401
400

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

Generated: 19/04/26 23:42:33. Forecast: 19/04/26 to 25/04/26. Timezone: UTC+2.00