Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 17%

08:24

23:51

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

Sun - Rise: 06:12, Set: 19:28, Transit: 12:50. Moon - Rise: 08:24, Set: 23:51. Civil Dark: 19:54 - 05:46. Nautical Dark: 20:25 - 05:14. Astro Dark: 20:58 - 04:42

Total Clouds (% Sky Obscured)

39
32
34
3
1
0
0
25
20
100
65
100
100
100
100
100
100
20
0
0
0
3
3
3

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
12
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)

2
10
8
3
1
0
0
25
17
100
65
100
100
100
100
100
100
15
0
0
0
2
2
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
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)

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

Chance of Frost

Temperature (°C)

11
13
15
16
17
18
18
19
19
18
17
16
14
12
11
11
10
9
9
8
8
8
8
7

Feels Like (°C)

10
13
13
14
14
15
15
16
16
15
13
14
11
10
9
8
7
6
8
8
8
6
7
6

Dew Point (°C)

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

Relative Humidity (%)

42
39
35
30
25
24
24
24
24
26
32
35
44
49
51
55
59
63
64
60
59
54
50
49

Pressure (mb)

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

Ozone (du)

326
329
332
333
332
331
328
328
325
322
322
322
324
325
326
327
329
329
332
328
326
327
330
331

Tuesday 21

Waxing Crescent 27%

09:27

00:52

07 Good
08 Good
09 Good
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 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:11, Set: 19:29, Transit: 12:50. Moon - Rise: 09:27, Set: 00:52. Civil Dark: 19:55 - 05:44. Nautical Dark: 20:26 - 05:13. Astro Dark: 20:59 - 04:40

Total Clouds (% Sky Obscured)

0
0
0
23
59
59
67
99
100
97
99
97
95
86
84
77
63
72
73
52
68
61
65
73

Low Clouds (% Sky Obscured)

0
0
0
9
33
26
24
99
100
97
99
96
94
86
84
77
63
67
71
52
64
61
58
63

Medium Clouds (% Sky Obscured)

0
0
0
2
13
7
20
14
10
5
0
1
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
2
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
5
3
45
57

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
1
1
1
9
9
9
5
2
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
20
45
77
95
92
61
27
11
4

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
4
14
18
45
51
25
21
20
41
30
18
10
3
2
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.4
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
10
12
13
13
13
13
12
11
11
10
10
10
9
9
8
8
7
6
6
6
6
6
5

Feels Like (°C)

7
9
10
10
11
10
10
9
8
9
8
7
7
6
7
6
6
5
5
4
5
5
4
4

Dew Point (°C)

-3
-3
-2
-2
-1
-1
0
1
5
10
10
8
7
6
7
7
6
4
3
4
4
5
4
4

Relative Humidity (%)

49
40
37
37
37
38
41
46
66
93
95
88
80
84
88
91
90
82
81
85
90
88
88
88

Pressure (mb)

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

Ozone (du)

333
331
331
331
335
337
339
339
339
342
343
342
342
343
344
338
334
332
331
332
332
332
333
334

Wednesday 22

Waxing Crescent 38%

10:36

01:43

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
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

Sun - Rise: 06:09, Set: 19:29, Transit: 12:50. Moon - Rise: 10:36, Set: 01:43. Civil Dark: 19:56 - 05:43. Nautical Dark: 20:27 - 05:12. Astro Dark: 21:00 - 04:39

Total Clouds (% Sky Obscured)

85
92
58
100
100
100
98
89
88
77
13
11
2
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

15
22
22
25
28
37
42
63
69
33
13
11
2
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)

71
77
58
100
100
100
91
63
50
50
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 (%)

1
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)

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

Chance of Frost

Temperature (°C)

6
8
8
10
11
12
13
14
14
15
14
12
11
10
10
8
9
8
9
8
8
8
8
9

Feels Like (°C)

4
5
6
9
8
8
9
10
10
10
10
11
11
11
10
9
9
8
9
8
8
7
7
8

Dew Point (°C)

2
-0
-4
-6
-9
-9
-8
-7
-6
-3
-3
-2
0
2
2
1
2
2
2
-0
-2
-3
-3
-1

Relative Humidity (%)

74
57
43
31
24
22
23
23
24
28
32
36
47
55
58
61
63
62
61
55
49
46
46
48

Pressure (mb)

1020
1020
1020
1020
1019
1019
1018
1017
1017
1016
1016
1016
1016
1017
1017
1018
1018
1017
1017
1016
1016
1016
1015
1015

Ozone (du)

336
336
336
332
330
331
330
329
328
328
328
329
328
327
326
325
326
325
325
325
324
324
324
323

Thursday 23

First Quarter 50%

11:46

02:25

07 Good
08 Good
09 Good
10 Good
11 OK
12 OK
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

Sun - Rise: 06:08, Set: 19:30, Transit: 12:50. Moon - Rise: 11:46, Set: 02:25. Civil Dark: 19:57 - 05:42. Nautical Dark: 20:28 - 05:10. Astro Dark: 21:01 - 04:38

Total Clouds (% Sky Obscured)

3
3
0
2
21
44
99
100
100
100
99
100
100
100
100
100
99
100
99
96
98
98
90
83

Low Clouds (% Sky Obscured)

0
0
0
0
11
23
34
23
11
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
20
89
98
96
91
88
84
85
85
64
74
76
63
68

High Clouds (% Sky Obscured)

2
2
0
2
21
44
99
100
100
100
97
100
100
99
99
92
85
81
81
76
72
68
42
21

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
1
1
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
12
12
12
13
14
13
14
13
13
12
11
12
11
10
10
9
9
9
9
9
8
9
8

Dew Point (°C)

-0
-1
-3
-4
-4
-2
-1
1
0
2
3
5
7
6
6
6
6
7
9
9
10
9
9
9

Relative Humidity (%)

48
39
33
29
27
29
31
32
32
36
44
53
61
62
63
65
70
76
85
90
93
91
91
91

Pressure (mb)

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

Ozone (du)

322
323
322
322
322
321
320
320
320
320
322
323
325
326
328
327
324
325
327
327
327
327
327
328

Friday 24

Waxing Gibbous 61%

12:56

02:59

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

Sun - Rise: 06:07, Set: 19:31, Transit: 12:50. Moon - Rise: 12:56, Set: 02:59. Civil Dark: 19:57 - 05:41. Nautical Dark: 20:29 - 05:09. Astro Dark: 21:02 - 04:36

Total Clouds (% Sky Obscured)

78
83
76
68
58
50
41
33
31
25
42
73
80
99
99
98
88
91
89
91
93
96
97
99

Low Clouds (% Sky Obscured)

0
12
25
37
27
18
10
23
31
25
42
59
63
73
83
93
73
69
64
73
82
91
94
97

Medium Clouds (% Sky Obscured)

48
50
57
63
57
46
40
33
28
23
21
17
16
16
17
21
0
0
0
13
34
66
78
86

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
6
9
13
14
53
74
82
81
80
74
65
57
47

ISS Passover

Visibility (miles)

1
1
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
2
1
1
1
1
1

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
1
2
2
2
1
0
0
0
0
2
10
10
17
18
16
22
25
27
29
31

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

Chance of Frost

Temperature (°C)

12
13
13
13
13
14
14
15
15
14
14
13
12
11
11
11
10
9
8
8
8
8
8
9

Feels Like (°C)

9
10
11
11
12
12
13
14
13
13
13
12
10
10
9
9
8
7
6
6
7
6
7
7

Dew Point (°C)

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

Relative Humidity (%)

90
87
80
67
60
56
53
53
52
52
56
61
72
80
81
81
90
90
91
95
95
93
95
95

Pressure (mb)

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

Ozone (du)

329
331
334
331
329
328
329
330
331
333
333
333
334
335
335
335
335
334
334
334
334
334
335
335

Saturday 25

Waxing Gibbous 72%

14:02

03:29

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
05 Bad
06 Bad

Sun - Rise: 06:06, Set: 19:32, Transit: 12:50. Moon - Rise: 14:02, Set: 03:29. Civil Dark: 19:58 - 05:40. Nautical Dark: 20:30 - 05:08. Astro Dark: 21:03 - 04:35

Total Clouds (% Sky Obscured)

100
99
98
97
98
99
100
99
98
96
95
96
95
95
94
93
95
96
98
97
96
95
92
90

Low Clouds (% Sky Obscured)

100
96
93
89
93
96
100
96
91
87
85
83
81
84
87
90
92
92
89
90
91
93
83
72

Medium Clouds (% Sky Obscured)

95
83
76
67
57
47
37
28
19
8
10
8
6
3
4
4
4
3
6
6
6
6
5
4

High Clouds (% Sky Obscured)

45
14
7
1
2
2
2
2
1
0
0
0
0
0
0
0
0
0
0
1
2
2
2
1

ISS Passover

Visibility (miles)

1
1
1
1
1
4
6
9
9
8
8
8
9
9
9
9
9
9
9
9
9
9
9
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

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 (%)

31
28
22
23
23
26
32
29
27
23
27
32
32
32
28
18
19
17
13
14
14
13
12
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
93
90
88
84
82
78
80
83
84
85
87
88
88
87
85
86
90
90
88
90
90
88

Pressure (mb)

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

Ozone (du)

336
336
337
338
338
339
340
341
343
345
346
349
352
355
357
360
363
365
367
369
367
365
364
362

Sunday 26

Waxing Gibbous 81%

15:04

03:55

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

Sun - Rise: 06:05, Set: 19:33, Transit: 12:49. Moon - Rise: 15:04, Set: 03:55. Civil Dark: 19:59 - 05:39. Nautical Dark: 20:31 - 05:07. Astro Dark: 21:04 - 04:33

Total Clouds (% Sky Obscured)

89
92
96
99
78
58
37
31
26
20
45
70
95
88
80
65
69
74
83
88
94
100

Low Clouds (% Sky Obscured)

73
84
89
95
77
58
37
31
26
20
45
70
81
88
80
65
69
74
83
88
94
100

Medium Clouds (% Sky Obscured)

3
3
2
3
3
1
1
0
0
0
0
0
0
1
1
1
13
24
38
43
52
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
9
14
19
20
25
24
19
19
40
68
100

ISS Passover

Visibility (miles)

4
1
4
7
9
9
9
9
9
9
9
9
9
9
7
4
1
1
1
1
1
1

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 (%)

4
5
4
2
2
1
0
0
0
0
1
1
1
5
7
7
10
11
9
10
11
10

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
5
4
4
3
1
-0
0
2
3
4
5
6
6
6
6
5
6
5
5
5

Relative Humidity (%)

86
85
79
75
70
61
53
45
49
52
56
63
71
78
82
85
88
90
91
91
91
91

Pressure (mb)

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

Ozone (du)

361
360
360
359
359
358
357
357
353
350
346
347
347
347
347
347
347
348
348
349
353
357

Forecast for Mount Wilson, Los Angeles, United States of America (34.22,-118.06)

Generated: 20/04/26 07:04:11. Forecast: 20/04/26 to 26/04/26. Timezone: UTC-7.00