Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 37%

11:05

01:53

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

Sun - Rise: 06:56, Set: 20:25, Transit: 13:41. Moon - Rise: 11:05, Set: 01:53. Civil Dark: 20:53 - 06:28. Nautical Dark: 21:27 - 05:54. Astro Dark: 22:02 - 05:19

Total Clouds (% Sky Obscured)

63
40
3
4
9
25
32
38
54
74
47
69
53
56
54
34
28
22
45
54
24
0
3
2

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
15
22
3
1
3
8
4
1
10
15
1
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
31
36
49
72
40
49
44
51
48
20
20
17
22
25
19
0
3
2

High Clouds (% Sky Obscured)

3
0
3
4
9
25
6
3
6
3
3
27
5
5
0
3
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
5
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 (%)

0
0
0
0
0
0
1
5
6
13
24
42
50
31
13
12
3
2
3
1
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
18
17
16
16
16
16
15
15
15
15
15
14
16
18
20
21
23
24
24
25
25
24
23

Feels Like (°C)

18
17
15
15
14
13
12
12
13
12
11
12
11
13
15
16
18
20
20
21
22
24
24
23

Dew Point (°C)

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

Relative Humidity (%)

62
65
68
66
65
61
61
61
61
61
63
64
69
75
71
56
48
46
45
47
49
53
58
63

Pressure (mb)

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

Ozone (du)

365
365
363
361
361
363
366
363
358
354
355
353
353
353
353
353
351
351
351
350
347
347
347
347

Wednesday 22

Waxing Crescent 49%

12:18

02:43

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
11 Good
12 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK

Sun - Rise: 06:54, Set: 20:26, Transit: 13:41. Moon - Rise: 12:18, Set: 02:43. Civil Dark: 20:54 - 06:26. Nautical Dark: 21:28 - 05:53. Astro Dark: 22:03 - 05:17

Total Clouds (% Sky Obscured)

0
2
2
0
1
2
1
1
2
1
0
0
3
1
3
6
27
57
73
78
57
45
18
19

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
25
6
9
21
26
0
0

Medium Clouds (% Sky Obscured)

0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
19
59
21
23
5
0

High Clouds (% Sky Obscured)

0
0
2
0
1
2
1
1
2
1
0
0
3
1
3
6
27
32
56
17
27
10
11
17

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

Chance of Frost

Temperature (°C)

21
19
17
16
15
15
14
14
13
13
12
12
13
16
20
22
24
25
26
26
26
26
26
25

Feels Like (°C)

22
20
18
17
16
16
15
15
14
14
13
13
14
17
20
22
23
24
24
23
24
24
25
25

Dew Point (°C)

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

Relative Humidity (%)

75
77
78
77
77
78
79
82
84
86
87
87
83
74
67
59
51
47
44
45
45
50
53
59

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1017
1017
1017
1016
1015
1014
1013
1013
1012
1012

Ozone (du)

345
345
345
342
342
342
339
338
338
337
336
336
336
335
336
337
338
338
339
340
341
342
344
346

Thursday 23

First Quarter 49%

13:31

03:23

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

Sun - Rise: 06:53, Set: 20:27, Transit: 13:41. Moon - Rise: 13:31, Set: 03:23. Civil Dark: 20:55 - 06:25. Nautical Dark: 21:29 - 05:51. Astro Dark: 22:04 - 05:15

Total Clouds (% Sky Obscured)

6
8
8
25
46
54
69
68
45
28
32
45
73
76
97
93
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
5
0
29
32
24
9
29
50
70
63
56
48

Medium Clouds (% Sky Obscured)

0
0
5
10
29
29
53
46
45
28
32
38
49
52
65
56
40
1
40
68
97
68
37
4

High Clouds (% Sky Obscured)

3
6
2
19
28
32
48
38
2
3
2
7
20
25
67
57
100
100
100
100
100
99
97
96

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
7
4
3
7

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
29
71
49
54
54
70
87
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0.3
0.5
0.9
1
1.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
20
19
18
17
17
16
16
16
16
15
15
16
19
20
22
23
24
25
24
23
23
22
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
66
72
78
81
82
83
85
85
85
83
83
79
70
66
62
71
75
78
78
84
78
81
85

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1009
1008
1008
1007
1007
1007
1007

Ozone (du)

346
348
348
347
344
343
345
345
344
344
345
344
341
342
342
341
339
339
339
339
340
342
342
342

Friday 24

Waxing Gibbous 60%

14:40

03:55

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:52, Set: 20:28, Transit: 13:40. Moon - Rise: 14:40, Set: 03:55. Civil Dark: 20:56 - 06:24. Nautical Dark: 21:30 - 05:50. Astro Dark: 22:06 - 05:14

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
77
70
72
67
64
78
67
59
90
97

Low Clouds (% Sky Obscured)

43
45
73
62
42
33
24
17
9
6
4
0
8
15
23
27
32
35
32
28
27
17
9
0

Medium Clouds (% Sky Obscured)

6
2
3
32
61
90
60
30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

97
98
100
100
100
100
100
100
100
100
100
100
100
100
67
65
63
43
35
78
67
41
90
95

ISS Passover

Visibility (miles)

3
1
3
3
4
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

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

Precipitation Probability (%)

95
95
84
77
81
23
11
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.9
1.1
0.4
0.3
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
95
96
98
98
96
98
96
95
95
95
93
90
83
73
64
55
51
49
49
50
57
65

Pressure (mb)

1007
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1011
1011
1012
1012
1012
1012
1011
1011
1011
1011
1011
1012

Ozone (du)

341
340
343
344
344
344
345
344
344
345
346
349
354
357
359
359
358
360
359
357
358
358
358
359

Saturday 25

Waxing Gibbous 71%

15:46

04:22

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

Sun - Rise: 06:50, Set: 20:29, Transit: 13:40. Moon - Rise: 15:46, Set: 04:22. Civil Dark: 20:57 - 06:22. Nautical Dark: 21:31 - 05:48. Astro Dark: 22:07 - 05:12

Total Clouds (% Sky Obscured)

79
59
47
46
26
5
9
11
18
14
8
3
36
68
100
96
93
90
93
97
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
2
4
5
4
2
0
0
0
0
15
29
44
29
14
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
2
0
3
5
3
3
18
32
51
66
82
90
92
86
77
84
90
100

High Clouds (% Sky Obscured)

79
59
47
45
26
0
5
8
18
14
8
3
36
67
99
93
87
79
86
93
100
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
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
7
7
7
7
6
6
5
5
6
6
6
6
7
8
9
9
8
8
8
9
9
8
7

Chance of Frost

Temperature (°C)

19
17
16
15
14
13
12
12
11
11
10
10
10
12
14
16
17
19
20
21
21
22
21
20

Feels Like (°C)

19
16
14
13
12
11
12
11
10
8
8
9
10
9
10
9
11
12
12
20
19
19
20
20

Dew Point (°C)

14
13
12
11
10
9
8
7
7
6
6
5
6
7
7
8
9
11
12
12
13
13
14
15

Relative Humidity (%)

72
76
77
74
74
76
76
75
73
73
73
73
76
70
64
59
60
58
58
58
58
58
64
71

Pressure (mb)

1012
1013
1014
1014
1014
1015
1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1017
1017
1016
1016
1015
1014
1014
1014

Ozone (du)

361
362
359
360
361
362
358
358
357
358
356
353
352
352
351
351
349
347
345
342
340
337
336
334

Sunday 26

Waxing Gibbous 80%

16:50

04:46

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:49, Set: 20:30, Transit: 13:40. Moon - Rise: 16:50, Set: 04:46. Civil Dark: 20:58 - 06:21. Nautical Dark: 21:32 - 05:47. Astro Dark: 22:08 - 05:10

Total Clouds (% Sky Obscured)

93
85
78
84
92
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
5
13
35
41
45
45
44
49
57
68
77
85
87
88
89
91
93
96

Medium Clouds (% Sky Obscured)

93
85
78
84
92
99
99
99
99
93
86
81
56
32
8
7
7
6
16
26
35
48
61
74

High Clouds (% Sky Obscured)

82
67
64
76
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
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
8
7

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
1
0
1
1
0
2
4
3
9
13
10
27
40
53
85
95
95
95
95
88
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.9
1.3
1
0.7
0.4
0.7
0.8
1

Wind Speed/Direction (mph)

7
8
8
9
9
10
11
10
9
8
8
8
9
10
11
13
14
16
17
17
16
15
15
14

Chance of Frost

Temperature (°C)

19
18
18
17
17
17
17
16
16
16
16
16
16
18
19
21
21
21
21
21
20
20
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
74
68
63
62
61
60
61
62
63
65
69
73
71
71
70
73
73
74
75
76
76
81
85

Pressure (mb)

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

Ozone (du)

332
331
330
330
329
329
329
329
329
329
329
329
329
329
330
331
332
333
334
334
334
334
333
333

Monday 27

Waxing Gibbous 88%

17:52

05:08

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 Bad
07 Bad
08 OK
09 Bad
10 Bad
11 Bad
12 OK
13 Bad

Sun - Rise: 06:48, Set: 20:31, Transit: 13:40. Moon - Rise: 17:52, Set: 05:08. Civil Dark: 20:59 - 06:20. Nautical Dark: 21:33 - 05:45. Astro Dark: 22:10 - 05:09

Total Clouds (% Sky Obscured)

100
100
100
93
85
78
54
30
10
24
36
34
38
44
49
43
36
65

Low Clouds (% Sky Obscured)

96
97
98
91
83
76
53
30
6
22
35
34
38
44
49
39
18
0

Medium Clouds (% Sky Obscured)

67
61
41
32
22
13
9
4
0
0
0
0
0
0
0
14
32
60

High Clouds (% Sky Obscured)

100
100
100
76
53
29
20
10
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
6
8
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

Precipitation Type

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
None

Precipitation Probability (%)

95
95
95
95
95
95
85
62
22
17
14
10
9
8
2
4
2
0

Precipitation Amount (mm)

1.3
1.5
1.2
1.1
0.9
0.4
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
17
17
17
16
15
14
13
12
12
12
11
11
10
10
9
9
8

Relative Humidity (%)

90
93
93
95
93
92
90
92
92
92
90
89
87
79
71
65
61
56

Pressure (mb)

1006
1006
1006
1006
1006
1007
1007
1008
1009
1009
1010
1011
1012
1013
1014
1015
1015
1015

Ozone (du)

332
334
337
339
340
340
341
346
352
357
361
366
371
369
368
366
367
368

Forecast for Hamburg, Clark, United States of America (38.40,-85.78)

Generated: 21/04/26 19:37:47. Forecast: 21/04/26 to 27/04/26. Timezone: UTC-4.00