Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

First Quarter 49%

13:07

02:47

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

Sun - Rise: 06:29, Set: 19:55, Transit: 13:12. Moon - Rise: 13:07, Set: 02:47. Civil Dark: 20:21 - 06:02. Nautical Dark: 20:54 - 05:29. Astro Dark: 21:27 - 04:56

Total Clouds (% Sky Obscured)

15
15
35
58
55
42
24
50
25
14
4
52
69
67
22
15
46
13
7
7
44
52
60
78

Low Clouds (% Sky Obscured)

0
0
2
2
10
18
24
35
25
14
1
3
5
14
1
5
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
9
27
49
37
27
10
32
25
14
0
52
65
64
21
0
0
0
0
3
13
20
24
42

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
3
3
4
3
18
22
3
15
46
13
7
4
44
36
45
49

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)

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

Chance of Frost

Temperature (°C)

27
28
29
30
29
29
28
24
21
19
18
18
17
18
17
16
15
14
14
17
21
24
26
28

Feels Like (°C)

27
27
28
28
28
27
26
22
18
18
16
17
15
15
14
15
12
12
12
15
20
21
25
26

Dew Point (°C)

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

Relative Humidity (%)

23
22
21
21
22
24
30
34
35
37
39
39
35
34
37
43
42
49
51
48
41
36
32
27

Pressure (mb)

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

Ozone (du)

354
353
354
351
350
348
346
348
349
350
351
350
349
349
350
350
350
349
350
351
351
352
354
355

Friday 24

Waxing Gibbous 60%

13:07

03:21

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

Sun - Rise: 06:27, Set: 19:56, Transit: 13:12. Moon - Rise: 13:07, Set: 03:21. Civil Dark: 20:22 - 06:00. Nautical Dark: 20:55 - 05:28. Astro Dark: 21:29 - 04:54

Total Clouds (% Sky Obscured)

81
97
63
75
51
47
47
95
99
54
57
68
42
24
42
51
27
8
9
53
53
39
30
75

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

44
90
63
75
51
36
39
83
98
54
54
55
37
19
16
28
23
5
4
36
37
36
13
61

High Clouds (% Sky Obscured)

48
52
23
2
3
1
2
1
0
0
3
3
3
4
42
40
6
4
5
45
36
31
30
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
2
2
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
7
8
9
9
7
5
5
1
4
6
7
7
6
7
5
6
6
5
7
7
6
6
7

Chance of Frost

Temperature (°C)

29
30
30
30
30
29
28
25
24
23
22
19
19
19
18
18
17
17
16
18
21
24
26
29

Feels Like (°C)

27
28
26
26
26
27
28
25
24
21
20
18
17
18
18
16
16
16
16
18
19
22
25
27

Dew Point (°C)

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

Relative Humidity (%)

23
20
20
19
21
25
30
38
39
40
45
48
51
56
58
60
61
65
68
60
52
44
38
34

Pressure (mb)

1010
1010
1009
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1009
1009

Ozone (du)

356
358
359
359
358
358
359
357
357
355
354
354
353
353
353
353
350
350
348
349
348
349
348
349

Saturday 25

Waxing Gibbous 71%

14:15

03:50

13 OK
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
11 Bad
12 Bad

Sun - Rise: 06:26, Set: 19:56, Transit: 13:12. Moon - Rise: 14:15, Set: 03:50. Civil Dark: 20:23 - 05:59. Nautical Dark: 20:56 - 05:27. Astro Dark: 21:30 - 04:53

Total Clouds (% Sky Obscured)

42
72
91
83
89
88
91
100
100
100
100
95
100
88
85
85
85
86
91
92
95
94
96
98

Low Clouds (% Sky Obscured)

1
15
15
9
25
20
30
15
15
10
24
2
0
0
0
25
41
44
69
74
80
85
90
95

Medium Clouds (% Sky Obscured)

1
59
86
68
83
80
87
100
88
96
70
79
87
47
46
60
65
70
70
65
68
62
73
74

High Clouds (% Sky Obscured)

41
27
41
52
53
48
43
88
100
100
99
81
100
75
70
70
80
76
86
57
29
5
3
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
3
8
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
Very Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
1
9
15
11
38
36
23
35
24
16
12
16
30
27
60
95
95
95
95
95
95
87
80

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
1.6
1.6
3.2
0.8
0.6
0.4
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

30
31
31
30
29
28
25
24
23
23
21
20
19
18
18
18
17
17
16
16
17
17
18
17

Feels Like (°C)

28
28
29
27
28
26
25
24
24
23
23
21
19
19
20
20
20
19
18
18
17
16
16
15

Dew Point (°C)

11
10
13
18
19
20
24
23
22
22
20
18
17
17
17
17
17
16
16
15
14
14
15
13

Relative Humidity (%)

29
27
33
49
53
61
91
92
92
91
91
89
92
93
95
95
95
96
96
90
85
81
82
78

Pressure (mb)

1008
1007
1006
1006
1007
1007
1008
1008
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1012
1013
1013
1014

Ozone (du)

349
350
349
349
348
349
350
353
354
357
356
359
362
367
368
369
370
373
369
369
367
366
365
364

Sunday 26

Waxing Gibbous 80%

15:19

04:15

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
11 Bad
12 Bad

Sun - Rise: 06:25, Set: 19:57, Transit: 13:12. Moon - Rise: 15:19, Set: 04:15. Civil Dark: 20:24 - 05:58. Nautical Dark: 20:57 - 05:25. Astro Dark: 21:31 - 04:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
99
98
92
96
95
95
91
86
82
81
76
74
64
66

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
98
96
92
92
91
89
86
82
79
75
70
65
64
62

Medium Clouds (% Sky Obscured)

55
45
60
55
67
79
75
69
45
2
3
5
6
5
4
5
4
2
4
49
44
55
12
4

High Clouds (% Sky Obscured)

4
10
10
5
5
5
5
4
10
7
15
20
2
20
20
30
35
30
30
30
25
29
13
13

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

Very Light Rain
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 (%)

74
65
53
30
29
23
14
13
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
6
3
0
-0
-0
2
3
4
6
7
7
8
8
8
9
9
9
9
7
7
6
6
5

Relative Humidity (%)

65
57
48
41
41
42
47
53
57
64
70
71
76
79
81
84
85
87
87
78
71
62
54
47

Pressure (mb)

1014
1014
1014
1014
1014
1015
1016
1017
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1021
1022
1022
1022
1022
1022

Ozone (du)

362
360
359
359
359
356
356
355
354
351
349
350
348
348
347
347
347
346
344
343
344
344
344
343

Monday 27

Waxing Gibbous 88%

16:21

04:39

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

Sun - Rise: 06:24, Set: 19:58, Transit: 13:12. Moon - Rise: 16:21, Set: 04:39. Civil Dark: 20:25 - 05:57. Nautical Dark: 20:58 - 05:24. Astro Dark: 21:32 - 04:50

Total Clouds (% Sky Obscured)

62
59
47
43
38
31
23
30
40
52
53
48
54
69
73
78
82
86
90
91
95
100
100
100

Low Clouds (% Sky Obscured)

60
54
46
43
35
27
19
26
33
39
37
36
45
48
49
50
45
43
47
45
47
50
46
39

Medium Clouds (% Sky Obscured)

21
45
5
5
38
31
3
3
40
0
0
0
0
2
3
5
4
3
2
14
26
34
38
41

High Clouds (% Sky Obscured)

6
5
1
9
20
25
23
17
40
40
45
32
35
8
9
15
33
50
62
76
88
100
100
100

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
2
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
37
36
35
36
39
45
54
60
59
69
75
81
83
84
87
90
86
83
80
71
64
57
55

Pressure (mb)

1021
1021
1021
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021

Ozone (du)

343
343
343
344
343
341
340
339
341
340
341
342
337
331
330
329
329
329
329
329
328
327
326
324

Tuesday 28

Waxing Gibbous 94%

17:21

05:03

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

Sun - Rise: 06:23, Set: 19:59, Transit: 13:11. Moon - Rise: 17:21, Set: 05:03. Civil Dark: 20:26 - 05:56. Nautical Dark: 20:59 - 05:23. Astro Dark: 21:33 - 04:48

Total Clouds (% Sky Obscured)

100
85
70
55
70
85
100
87
75
60
52
46
37
56
78
100
99
99
98
98
98
98
96
95

Low Clouds (% Sky Obscured)

31
24
16
8
8
8
8
5
3
0
0
0
0
19
38
57
66
74
82
69
58
44
44
44

Medium Clouds (% Sky Obscured)

21
13
9
0
23
46
67
47
26
6
7
9
10
23
33
41
52
63
87
95
97
98
82
82

High Clouds (% Sky Obscured)

100
83
65
48
65
83
100
86
70
55
46
35
24
49
75
100
95
90
85
81
79
75
77
80

ISS Passover

Visibility (miles)

9
9
8
6
5
5
5
5
6
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

5
16
24
31
39
46
51
47
40
29
25
19
7
9
10
8
35
48
58
61
61
60
58
56

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
23
23
23
23
22
22
21
20
19
18
18
17
17
17
17
17
17
18
18
18
19
19
21

Feels Like (°C)

16
17
23
23
22
22
22
22
19
19
19
19
19
19
17
18
18
18
18
18
19
19
19
18

Dew Point (°C)

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

Relative Humidity (%)

51
49
57
65
74
81
87
94
95
96
96
96
98
98
98
98
96
96
96
95
96
96
96
80

Pressure (mb)

1020
1019
1018
1018
1017
1017
1017
1017
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1012

Ozone (du)

321
319
319
319
319
320
321
322
322
322
323
322
320
319
320
321
322
321
320
319
318
317
315
318

Wednesday 29

Waxing Gibbous 98%

18:21

05:29

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 OK
02 OK
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 06:22, Set: 20:00, Transit: 13:11. Moon - Rise: 18:21, Set: 05:29. Civil Dark: 20:27 - 05:54. Nautical Dark: 21:00 - 05:22. Astro Dark: 21:34 - 04:47

Total Clouds (% Sky Obscured)

95
95
97
100
100
100
100
91
81
72
59
44
34
23
11
0
4
8
10

Low Clouds (% Sky Obscured)

44
48
51
55
48
40
33
41
50
59
53
43
30
17
6
0
0
0
0

Medium Clouds (% Sky Obscured)

82
78
78
80
60
46
29
26
25
22
15
7
0
0
0
0
0
1
2

High Clouds (% Sky Obscured)

84
91
97
100
100
100
90
63
32
0
0
0
0
0
0
0
4
8
10

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

57
83
95
95
93
74
49
37
24
1
8
11
12
10
3
0
0
0
0

Precipitation Amount (mm)

0
0.5
0.8
1
0.7
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
24
24
23
23
22
21
20
19
18
17
17
17
16
16
15
15
15
16

Feels Like (°C)

18
17
27
25
23
24
24
24
19
18
19
19
19
18
16
15
16
15
14

Dew Point (°C)

16
15
14
13
13
11
9
7
7
6
5
5
6
6
7
7
7
7
7

Relative Humidity (%)

67
57
56
54
54
50
47
44
44
44
45
46
48
50
54
56
58
57
56

Pressure (mb)

1011
1010
1010
1009
1009
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1013
1014

Ozone (du)

321
324
329
333
338
344
350
356
357
358
359
364
368
372
374
377
379
375
371

Forecast for Raleigh, Wake, United States of America (35.78,-78.64)

Generated: 23/04/26 13:16:12. Forecast: 23/04/26 to 29/04/26. Timezone: UTC-4.00