Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Third Quarter 56%

01:51

11:27

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 OK
20 Bad
21 Bad
22 Bad
23 OK
00 Bad

Sun - Rise: 06:27, Set: 19:19, Transit: 12:53. Moon - Rise: 01:51, Set: 11:27. Civil Dark: 19:45 - 06:01. Nautical Dark: 20:15 - 05:31. Astro Dark: 20:46 - 05:00

Total Clouds (% Sky Obscured)

57
67
71
80
77
70
100
100
100
100
100
100
100
98
97
100
88
59
48
100
96
76
33
62

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
12
9
15
17
31
35
29
0
0
0
0
10
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
15
15
10
15
19
14
13
99
44
61
5
0

High Clouds (% Sky Obscured)

57
67
71
80
77
65
100
100
100
100
100
100
100
98
97
100
68
59
48
100
84
47
22
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
47
48
51
53
56
58
52
50
51
50
43
38
39
40
43
48
56
62
68
66
66
71
77

Pressure (mb)

1014
1014
1013
1013
1013
1014
1014
1014
1014
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015

Ozone (du)

315
318
319
320
320
319
320
323
326
327
328
328
325
324
325
326
329
331
332
332
333
335
338
341

Friday 10

Waning Crescent 46%

02:33

12:27

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

Sun - Rise: 06:25, Set: 19:20, Transit: 12:53. Moon - Rise: 02:33, Set: 12:27. Civil Dark: 19:46 - 06:00. Nautical Dark: 20:16 - 05:29. Astro Dark: 20:47 - 04:58

Total Clouds (% Sky Obscured)

60
5
8
30
37
47
55
36
61
63
83
76
82
62
39
36
46
57
88
90
92
93
70
93

Low Clouds (% Sky Obscured)

0
0
4
30
37
47
55
21
11
26
31
38
33
37
33
36
46
57
87
90
92
91
66
92

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

50
2
0
0
0
0
0
1
1
1
29
28
44
11
5
2
18
27
4
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
1
1
1
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
4
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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
8
0
0
0
22
23
22
31
25
33
37
45

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
10
11
9
8
8
11
12
13
12
11
12
11
13
13
12
11
9
8
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

81
85
88
93
93
93
93
83
69
62
55
50
48
47
48
52
53
58
68
72
77
84
91
95

Pressure (mb)

1015
1015
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1014
1015
1015
1015
1015

Ozone (du)

342
343
344
344
343
343
343
341
342
346
344
344
346
345
344
343
344
348
352
356
362
363
365
361

Saturday 11

Waning Crescent 36%

03:10

13:29

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:24, Set: 19:21, Transit: 12:52. Moon - Rise: 03:10, Set: 13:29. Civil Dark: 19:47 - 05:58. Nautical Dark: 20:17 - 05:28. Astro Dark: 20:48 - 04:57

Total Clouds (% Sky Obscured)

89
86
82
88
86
83
75
68
56
52
78
91
91
94
96
93
87
84
77
71
73
84
91
96

Low Clouds (% Sky Obscured)

86
83
82
87
86
83
68
40
56
52
78
74
75
83
64
80
68
68
61
59
68
80
87
93

Medium Clouds (% Sky Obscured)

9
5
0
0
0
0
0
0
0
0
0
0
0
0
8
0
0
0
0
0
0
0
1
3

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

1
1
1
2
2
2
2
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
1
2

Fog (%)

0
0
0
0
0
0
64
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

33
26
24
20
14
13
12
11
4
4
10
4
9
2
8
1
6
14
5
9
27
36
47
58

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
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
6
6
7
6
5
6
6
6
7
7
7
6
5
5
5
5
5
6
5

Relative Humidity (%)

93
93
94
95
96
94
93
88
78
69
66
65
67
70
71
70
72
71
77
79
82
88
93
88

Pressure (mb)

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

Ozone (du)

360
358
352
347
344
344
343
341
335
334
335
334
336
337
338
343
348
350
350
352
355
359
360
364

Sunday 12

Waning Crescent 27%

03:42

14:32

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:23, Set: 19:22, Transit: 12:52. Moon - Rise: 03:42, Set: 14:32. Civil Dark: 19:47 - 05:57. Nautical Dark: 20:18 - 05:27. Astro Dark: 20:49 - 04:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
97
99
98
97
96
94
92
94
97
100
95
93
86
79
79
72
72
90

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
97
90
80
69
74
79
84
84
85
85
80
80
80
76
68
60
72
83

Medium Clouds (% Sky Obscured)

3
8
12
95
94
20
17
17
18
21
25
90
39
33
95
100
79
74
47
35
26
15
10
40

High Clouds (% Sky Obscured)

3
2
1
0
3
30
1
1
18
20
15
10
15
2
4
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
1
1
1
1
1
1
1
9
9
9
9
9
3
9
9
9
9
9
9
8
2
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

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

Precipitation Probability (%)

62
58
72
92
70
62
59
66
75
85
88
86
82
73
68
70
65
61
61
56
48
35
33
30

Precipitation Amount (mm)

0.3
0.2
0.5
1
0.4
0.3
0.3
0.4
0.6
0.8
0.9
0.9
1
0.7
0.5
0.5
0.4
0.3
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

13
14
14
13
12
11
12
12
11
10
10
10
11
11
10
9
7
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
4
4
4
4
4
5
5
5
5
5
5
5
4
4
5
4
5
5
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

93
94
93
96
98
96
96
90
84
74
71
69
74
61
60
51
44
46
57
75
86
91
88
89

Pressure (mb)

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

Ozone (du)

367
370
368
364
369
370
357
356
357
362
363
362
363
364
367
370
372
374
380
384
386
394
391
389

Monday 13

Waning Crescent 18%

04:12

15:35

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
20 Bad
21 Bad
22 OK
23 OK
00 OK

Sun - Rise: 06:21, Set: 19:22, Transit: 12:52. Moon - Rise: 04:12, Set: 15:35. Civil Dark: 19:48 - 05:56. Nautical Dark: 20:19 - 05:25. Astro Dark: 20:50 - 04:54

Total Clouds (% Sky Obscured)

95
92
92
92
90
89
86
89
96
89
93
91
89
98
88
54
54
54
60
57
51
35
26
21

Low Clouds (% Sky Obscured)

95
90
85
79
78
77
76
78
80
82
84
86
88
86
84
54
54
54
60
57
51
35
26
20

Medium Clouds (% Sky Obscured)

31
15
32
51
38
21
9
19
31
31
26
21
19
26
36
51
42
21
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

2
2
3
7
9
9
9
9
9
2
4
4
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

12
21
20
14
11
12
9
23
41
41
38
41
45
44
39
9
21
20
0
0
1
0
0
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
89
91
89
88
83
82
78
71
59
51
44
37
36
41
48
53
60
67
70
74
77
82

Pressure (mb)

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

Ozone (du)

392
398
400
403
404
403
408
410
422
425
418
414
413
415
406
401
400
396
392
388
391
393
396
391

Tuesday 14

Waning Crescent 10%

04:40

16:40

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

Sun - Rise: 06:20, Set: 19:23, Transit: 12:52. Moon - Rise: 04:40, Set: 16:40. Civil Dark: 19:49 - 05:54. Nautical Dark: 20:20 - 05:24. Astro Dark: 20:51 - 04:52

Total Clouds (% Sky Obscured)

13
11
9
7
5
2
0
18
47
74
70
66
53
49
40
40
22
17
15
12
10
7
5
3

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
18
47
74
70
66
53
49
40
40
22
17
15
12
10
7
5
3

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

4
3
2
0
0
0
0
0
0
0
0
0
1
1
2
1
1
1
0
0
0
0
0
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
7
6
5
6
7
4
3
3
11
10
8
10
11
12
12
13
14
13
13
12
9

Dew Point (°C)

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

Relative Humidity (%)

85
90
86
82
79
72
67
63
54
47
42
40
39
36
39
43
46
55
66
79
80
83
84
84

Pressure (mb)

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

Ozone (du)

385
380
375
371
366
366
366
366
364
363
361
360
358
357
356
354
352
353
354
354
353
352
351
350

Wednesday 15

Waning Crescent 4%

05:07

17:46

Sun - Rise: 06:19, Set: 19:24, Transit: 12:52. Moon - Rise: 05:07, Set: 17:46. Civil Dark: 19:50 - 05:53. Nautical Dark: 20:21 - 05:22. Astro Dark: 20:52 - 04:51

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 09/04/26 01:26:27. Forecast: 09/04/26 to 15/04/26. Timezone: UTC-7.00