Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

First Quarter 57%

12:28

03:22

04 Good
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

Sun - Rise: 06:15, Set: 20:01, Transit: 13:08. Moon - Rise: 12:28, Set: 03:22. 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
0
0
0
0
0
0
0
0
1
5
3
0
0
0
0
0
0
0
0
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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
1
1
0
1
2
2
2
2
3
4
5
6
6
6
7
7
7
7
7
7
6
6
6

Relative Humidity (%)

54
53
52
50
45
39
35
32
30
29
31
35
39
41
43
47
53
58
60
62
63
64
65
65

Pressure (mb)

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

Ozone (du)

378
376
374
375
375
376
374
369
369
368
368
370
371
372
374
374
373
372
370
370
370
370
371
371

Saturday 25

Waxing Gibbous 68%

13:42

03:47

04 Good
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

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

Total Clouds (% Sky Obscured)

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

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
2

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)

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

Chance of Frost

Temperature (°C)

11
11
11
11
13
16
18
20
22
22
23
22
22
21
20
18
16
15
15
14
14
13
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
66
66
65
58
52
46
42
37
34
34
36
37
43
48
56
66
70
74
74
76
75
72
70

Pressure (mb)

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

Ozone (du)

370
369
370
370
372
372
371
369
367
366
368
369
368
368
371
373
375
375
374
373
372
373
377
381

Sunday 26

Waxing Gibbous 78%

14:51

No Set

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

Sun - Rise: 06:12, Set: 20:03, Transit: 13:07. Moon - Rise: 14:51, Set: No Set. Civil Dark: 20:33 - 05:42. Nautical Dark: 21:09 - 05:06. Astro Dark: 21:48 - 04:26

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
4
4
4
4
3
35
35
37
0
0
0
0
6
18
36
57

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
10
20
30

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
1
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
4
4
4
4
3
35
35
37
0
0
0
0
0
0
33
57

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
4
4
4
4
4
4
5
7
9
10
10
10
9
8
6
4
2
2
1
2
2
2
2

Chance of Frost

Temperature (°C)

11
11
11
11
13
16
18
20
22
22
22
22
22
21
20
19
17
16
15
15
14
14
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
73
76
75
64
54
42
35
33
34
34
34
35
38
43
52
65
72
75
75
76
75
72
72

Pressure (mb)

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

Ozone (du)

374
370
369
367
364
361
362
362
364
364
363
363
363
361
362
363
362
363
363
363
364
365
366
369

Monday 27

Waxing Gibbous 86%

15:58

04:09

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
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 OK

Sun - Rise: 06:11, Set: 20:04, Transit: 13:07. Moon - Rise: 15:58, Set: 04:09. Civil Dark: 20:34 - 05:41. Nautical Dark: 21:10 - 05:04. Astro Dark: 21:50 - 04:24

Total Clouds (% Sky Obscured)

80
74
70
67
79
86
83
71
54
7
6
6
15
4
2
0
0
0
0
0
3
2
13
26

Low Clouds (% Sky Obscured)

44
41
38
35
24
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
26

Medium Clouds (% Sky Obscured)

3
10
13
16
17
20
25
18
9
0
0
0
0
2
2
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

80
68
35
5
15
21
20
22
21
7
4
3
10
2
0
0
0
0
0
0
3
2
0
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 (%)

0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

13
12
12
13
14
16
18
20
22
22
22
22
21
21
20
19
17
16
15
15
14
14
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
71
72
69
58
51
44
40
37
36
37
37
40
42
46
54
64
70
72
74
74
75
74
75

Pressure (mb)

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

Ozone (du)

372
376
379
382
382
382
383
385
386
387
387
387
387
388
386
384
382
383
382
379
375
374
374
372

Tuesday 28

Waxing Gibbous 92%

17:04

04:29

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

Sun - Rise: 06:09, Set: 20:05, Transit: 13:07. Moon - Rise: 17:04, Set: 04:29. Civil Dark: 20:35 - 05:39. Nautical Dark: 21:12 - 05:02. Astro Dark: 21:52 - 04:22

Total Clouds (% Sky Obscured)

32
33
38
79
83
95
85
43
31
21
26
28
29
21
12
5
25
22
19
40
59
82
84
85

Low Clouds (% Sky Obscured)

32
33
38
51
40
21
0
0
0
0
0
0
0
0
0
0
12
22
19
30
28
27
37
50

Medium Clouds (% Sky Obscured)

0
0
2
43
49
64
55
14
15
13
9
5
4
2
1
0
2
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
4
6
9
14
15
24
18
9
2
11
13
16
15
11
5
4
6
8
32
55
79
62
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
3
6

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

Chance of Frost

Temperature (°C)

12
12
12
12
14
16
18
20
21
21
22
21
21
20
20
18
17
16
15
15
15
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
71
61
53
47
42
38
37
36
36
37
39
43
49
59
62
62
65
67
67
68
65

Pressure (mb)

1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011

Ozone (du)

372
370
368
367
365
364
363
364
365
365
366
368
368
368
366
364
362
362
362
361
361
361
360
361

Wednesday 29

Waxing Gibbous 97%

18:08

04:48

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:08, Set: 20:06, Transit: 13:07. Moon - Rise: 18:08, Set: 04:48. Civil Dark: 20:36 - 05:38. Nautical Dark: 21:13 - 05:01. Astro Dark: 21:53 - 04:21

Total Clouds (% Sky Obscured)

86
91
95
100
100
100
100
100
100
100
98
96
94
81
70
59
64
73
82
80
81
81
78
88

Low Clouds (% Sky Obscured)

63
69
74
81
82
83
85
85
89
93
95
95
93
81
70
59
58
63
70
69
66
70
65
87

Medium Clouds (% Sky Obscured)

0
7
13
21
22
22
24
21
18
14
13
15
18
10
3
0
3
6
7
8
8
9
8
5

High Clouds (% Sky Obscured)

28
20
14
12
26
36
35
35
35
10
3
2
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
8
7
8
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
14
18
18
38
49
58
78
94
95
95
95
93
80
62
23
24
19
4
8
6
3
6
5

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.6
0.9
1.2
1
0.8
0.6
0.5
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
62
61
60
59
56
53
50
55
61
66
68
71
73
72
72
70
70
70
71
70
70
69
70

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011

Ozone (du)

361
361
362
364
365
365
365
366
367
369
371
372
373
375
377
379
381
383
386
388
388
388
388
389

Thursday 30

Waxing Gibbous 99%

19:13

05:09

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
20 Bad
21 OK
22 OK
23 OK
00 OK
01 Good

Sun - Rise: 06:06, Set: 20:07, Transit: 13:07. Moon - Rise: 19:13, Set: 05:09. Civil Dark: 20:37 - 05:36. Nautical Dark: 21:14 - 04:59. Astro Dark: 21:55 - 04:19

Total Clouds (% Sky Obscured)

97
93
87
80
71
62
53
63
73
83
80
71
67
47
28
8
12
14
16
11
5
0

Low Clouds (% Sky Obscured)

95
89
82
76
51
25
0
9
17
26
25
24
24
15
11
6
9
12
15
10
5
0

Medium Clouds (% Sky Obscured)

3
2
1
0
18
35
53
55
57
60
67
71
67
47
28
5
3
2
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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
7
5
5
5
5
7
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

3
5
5
3
17
20
18
40
47
45
58
64
56
65
62
49
43
38
33
32
25
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.2
0.3
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
7
6
5
5
6
8
10
10
10
10
8
7
7
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
12
12
13
14
14
16
16
18
18
18
17
17
17
16
14
15
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

69
70
68
66
64
58
52
47
51
54
56
55
55
55
58
61
64
70
77
86
86
86

Pressure (mb)

1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1013
1014
1015
1015
1016

Ozone (du)

390
390
389
388
387
388
390
392
395
398
401
405
409
413
417
420
424
425
427
428
428
428

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

Generated: 24/04/26 04:35:35. Forecast: 24/04/26 to 30/04/26. Timezone: UTC+2.00