Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waning Gibbous 83%

23:12

08:53

11 Bad
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
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:31, Set: 19:16, Transit: 12:54. Moon - Rise: 23:12, Set: 08:53. Civil Dark: 19:42 - 06:05. Nautical Dark: 20:12 - 05:35. Astro Dark: 20:42 - 05:04

Total Clouds (% Sky Obscured)

61
36
74
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
98
92
84

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)

1
0
1
0
0
0
8
15
98
93
98
100
100
100
99
50
100
100
89
100
84
56
21
19

High Clouds (% Sky Obscured)

61
36
74
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
50
43
40
40

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)

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

Chance of Frost

Temperature (°C)

21
21
22
23
23
23
21
20
18
16
15
15
15
14
15
14
13
14
14
13
14
15
17
17

Feels Like (°C)

18
17
18
18
18
18
17
16
16
14
12
13
13
12
12
12
11
11
11
10
11
13
14
14

Dew Point (°C)

-11
-12
-11
-10
-10
-9
-8
-4
-2
-4
-6
-5
-3
-3
-3
-2
-3
-3
-3
-3
-1
-1
1
0

Relative Humidity (%)

10
10
10
10
10
11
13
19
25
24
23
25
28
29
30
32
32
30
30
31
36
34
35
32

Pressure (mb)

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

Ozone (du)

305
303
301
298
297
296
295
297
296
298
298
295
294
291
291
293
296
296
299
302
304
304
307
304

Monday 6

Waning Gibbous 75%

00:09

09:39

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

Sun - Rise: 06:29, Set: 19:17, Transit: 12:54. Moon - Rise: 00:09, Set: 09:39. Civil Dark: 19:42 - 06:04. Nautical Dark: 20:13 - 05:34. Astro Dark: 20:43 - 05:03

Total Clouds (% Sky Obscured)

65
32
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
4
21
4

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)

10
6
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)

27
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
3
3
17
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

29
27
25
24
23
26
30
36
48
53
52
49
47
47
45
47
47
50
49
50
49
41
34
31

Pressure (mb)

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

Ozone (du)

304
305
306
305
305
306
307
309
310
309
308
308
308
308
307
307
304
301
300
300
301
300
299
300

Tuesday 7

Waning Gibbous 66%

01:03

10:30

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
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good

Sun - Rise: 06:28, Set: 19:18, Transit: 12:54. Moon - Rise: 01:03, Set: 10:30. Civil Dark: 19:43 - 06:02. Nautical Dark: 20:13 - 05:32. Astro Dark: 20:44 - 05:01

Total Clouds (% Sky Obscured)

4
5
3
14
12
5
7
3
3
3
3
3
3
3
2
11
12
10
13
2
3
2
3
2

Low Clouds (% Sky Obscured)

0
1
0
14
12
4
7
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
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
2
2
2
2
2
2
2
3
3
3
3
3
2
11
12
10
11
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
1
1
1
-0
2
4
7
5
1
-3
-4
-4
-3
-3
-3
-4
-4
-3
-2
-3
-4
-5

Relative Humidity (%)

31
30
28
27
26
25
29
36
51
50
39
31
29
30
32
33
32
31
31
32
32
27
23
21

Pressure (mb)

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

Ozone (du)

298
297
297
296
296
294
293
293
295
295
295
294
295
296
295
295
295
297
300
302
305
306
305
306

Wednesday 8

Waning Gibbous 56%

01:51

No Set

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

Sun - Rise: 06:27, Set: 19:19, Transit: 12:53. Moon - Rise: 01:51, Set: No Set. Civil Dark: 19:44 - 06:01. Nautical Dark: 20:14 - 05:31. Astro Dark: 20:45 - 05:00

Total Clouds (% Sky Obscured)

2
0
0
9
16
27
18
9
1
16
34
47
43
32
21
36
52
67
79
90
100
100
99
99

Low Clouds (% Sky Obscured)

0
0
0
9
16
27
18
9
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
7

High Clouds (% Sky Obscured)

2
0
0
1
0
1
0
0
1
15
34
45
43
32
21
36
52
67
79
90
100
99
99
99

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

20
19
19
17
18
19
19
23
36
38
36
37
40
43
46
47
51
54
56
58
59
53
46
43

Pressure (mb)

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

Ozone (du)

308
310
311
313
316
318
318
317
317
318
318
318
320
318
318
319
320
322
323
323
325
327
327
330

Thursday 9

Third Quarter 46%

02:33

11:27

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

Sun - Rise: 06:25, Set: 19:19, Transit: 12:53. Moon - Rise: 02:33, Set: 11:27. Civil Dark: 19:45 - 06:00. Nautical Dark: 20:15 - 05:29. Astro Dark: 20:46 - 04:58

Total Clouds (% Sky Obscured)

98
98
97
91
93
30
24
22
13
11
19
25
81
85
93
89
83
78
73
70
68
70
72
74

Low Clouds (% Sky Obscured)

22
31
40
38
36
30
24
12
0
0
0
0
22
11
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

25
34
19
32
40
2
0
5
2
2
0
0
23
16
10
5
2
0
0
1
1
3
4
7

High Clouds (% Sky Obscured)

97
96
97
20
18
8
5
4
3
3
3
0
14
5
4
4
6
9
11
8
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
3
5
7
9
9
9
9
9
9
9
8
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
7
8
11
14
16
23
30
37

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
52
48
44
44
45
51
55
63
75
83
89
92
90
90
87
90
92
91
92
90
90
87
83

Pressure (mb)

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

Ozone (du)

330
333
336
342
341
341
341
343
346
349
349
347
346
345
343
342
342
341
340
345
349
353
349
345

Friday 10

Waning Crescent 36%

03:10

12:27

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
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:24, Set: 19:20, Transit: 12:53. Moon - Rise: 03:10, Set: 12:27. Civil Dark: 19:46 - 05:58. Nautical Dark: 20:16 - 05:28. Astro Dark: 20:47 - 04:57

Total Clouds (% Sky Obscured)

79
84
90
84
78
72
71
75
74
76
75
71
76
79
81
88
90
91
94
96
98
98
99
100

Low Clouds (% Sky Obscured)

0
0
0
3
6
9
6
3
0
1
2
58
51
41
18
22
23
28
26
25
27
29
29
29

Medium Clouds (% Sky Obscured)

10
13
19
18
16
13
11
8
4
6
10
14
12
10
10
9
9
8
35
63
90
92
94
93

High Clouds (% Sky Obscured)

22
43
65
60
58
49
39
22
2
3
2
2
3
4
10
24
39
56
62
73
70
70
50
40

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

48
56
64
65
67
66
63
60
52
59
65
70
74
76
79
71
63
52
49
48
50
55
60
62

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
14
14
14
15
15
15
11
11
10
9
8
8
7
7
7
7
8
8
5
6
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

80
80
81
81
83
86
87
90
93
96
96
98
96
96
96
95
95
95
95
90
88
85
81
80

Pressure (mb)

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

Ozone (du)

342
342
342
343
344
346
347
347
348
348
352
356
359
362
365
367
367
368
368
369
370
371
371
372

Saturday 11

Waning Crescent 27%

03:42

13:29

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

Sun - Rise: 06:23, Set: 19:21, Transit: 12:52. Moon - Rise: 03:42, Set: 13:29. Civil Dark: 19:47 - 05:57. Nautical Dark: 20:17 - 05:27. Astro Dark: 20:48 - 04:55

Total Clouds (% Sky Obscured)

99
100
100
99
98
98
97
97
97
91
89
90
94
97
100
98
96
93

Low Clouds (% Sky Obscured)

37
46
54
59
62
66
62
61
59
60
49
38
53
70
86
85
84
84

Medium Clouds (% Sky Obscured)

89
92
94
88
78
67
46
24
2
4
6
17
55
69
84
68
54
40

High Clouds (% Sky Obscured)

59
77
98
95
91
88
69
51
32
51
72
90
90
90
89
94
96
92

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

64
66
70
72
77
86
73
58
40
38
36
28
47
51
50
47
36
19

Precipitation Amount (mm)

0.3
0.4
0.4
0.5
0.6
0.9
0.5
0.3
0
0
0
0
0
0.3
0.3
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
72
67
63
64
66
68
73
76
81
84
87
91
91
91
93
93
95

Pressure (mb)

1014
1014
1014
1013
1013
1013
1012
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

373
373
373
374
374
374
375
374
373
372
371
369
368
367
366
365
365
365

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

Generated: 05/04/26 11:18:16. Forecast: 05/04/26 to 11/04/26. Timezone: UTC-7.00