Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 1

Full Moon 99%

18:58

07:03

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

Sun - Rise: 07:26, Set: 20:06, Transit: 13:47. Moon - Rise: 18:58, Set: 07:03. Civil Dark: 20:32 - 06:59. Nautical Dark: 21:04 - 06:28. Astro Dark: 21:36 - 05:55

Total Clouds (% Sky Obscured)

72
94
63
100
100
100
100
63
35
34
22
29
58
82
76
97
84
94
61
47
66
74
100
87

Low Clouds (% Sky Obscured)

26
29
30
16
17
5
0
0
0
0
0
17
16
25
30
23
36
32
39
35
35
41
44
37

Medium Clouds (% Sky Obscured)

0
0
0
3
25
21
88
45
1
0
0
0
5
32
16
0
3
39
38
47
46
44
42
70

High Clouds (% Sky Obscured)

70
89
42
100
100
100
100
59
59
58
35
12
57
67
63
95
72
91
52
47
66
74
100
61

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
4
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
100
0
0
100
0
1
23
0
6
29

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
25
26
26
26
26
25
25
24
23
22
21
20
20
19
19
18
18
18
18
17
18
20
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
57
53
50
45
46
47
47
49
49
54
62
68
75
79
83
85
86
88
95
95
92
85
81

Pressure (mb)

1016
1016
1015
1015
1014
1014
1013
1013
1013
1014
1014
1014
1015
1015
1016
1016
1015
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

313
315
317
318
318
319
320
320
319
316
317
318
320
320
320
319
320
321
322
322
320
322
322
323

Thursday 2

Waning Gibbous 100%

20:01

07:26

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
11 Bad

Sun - Rise: 07:24, Set: 20:07, Transit: 13:46. Moon - Rise: 20:01, Set: 07:26. Civil Dark: 20:33 - 06:58. Nautical Dark: 21:05 - 06:26. Astro Dark: 21:37 - 05:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
76
72
74
100
93
91
100
100
100
87
66
91
75
78
52
70

Low Clouds (% Sky Obscured)

31
43
58
50
62
46
39
72
66
32
37
18
22
9
31
32
35
34
56
28
31
37
47
43

Medium Clouds (% Sky Obscured)

45
35
46
3
42
79
70
60
43
47
6
9
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
62
72
74
100
92
91
100
100
100
82
66
87
61
62
19
50

ISS Passover

Visibility (miles)

8
9
5
4
4
4
9
1
1
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
Light Rain
Light Rain
Light Rain
Light Rain
Ice pellet
Moderate Rain
Light Rain
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
52
94
95
94
95
95
95
95
39
33
16
6
16
47
21
15
5
16
0
2
1
0
0

Precipitation Amount (mm)

0
0
0.8
1
0.5
1.8
4
4.2
0.9
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
11
12
10
9
6
4
4
6
5
5
7
8
7
7
8
8
9
10
10
11
14
17

Chance of Frost

Temperature (°C)

22
24
25
24
24
24
22
21
20
19
19
18
18
17
17
17
17
17
17
17
17
18
20
22

Feels Like (°C)

21
23
24
23
23
24
23
21
21
19
19
18
18
16
17
17
16
17
16
16
16
18
19
21

Dew Point (°C)

18
19
18
18
19
19
18
19
19
19
18
17
17
17
17
17
17
17
16
16
16
16
17
17

Relative Humidity (%)

79
72
66
66
73
74
76
92
96
96
96
95
95
95
96
98
98
96
93
89
90
88
81
76

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

324
324
328
329
326
323
323
319
324
325
327
326
326
323
322
321
321
319
319
317
316
314
314
313

Friday 3

Waning Gibbous 99%

21:04

07:50

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
11 Bad

Sun - Rise: 07:23, Set: 20:07, Transit: 13:46. Moon - Rise: 21:04, Set: 07:50. Civil Dark: 20:34 - 06:56. Nautical Dark: 21:06 - 06:24. Astro Dark: 21:38 - 05:52

Total Clouds (% Sky Obscured)

79
88
97
99
57
58
100
100
100
100
100
100
100
100
62
84
65
84
100
100
92
89
91
100

Low Clouds (% Sky Obscured)

38
45
36
31
24
27
24
6
0
21
21
0
5
24
19
61
46
53
52
51
57
64
72
77

Medium Clouds (% Sky Obscured)

0
27
27
0
0
10
6
16
13
56
98
95
98
73
59
81
63
41
35
33
33
29
14
49

High Clouds (% Sky Obscured)

64
65
94
99
57
58
100
100
100
100
100
100
100
100
48
40
35
40
100
100
92
89
85
100

ISS Passover

Visibility (miles)

9
9
7
9
9
9
9
9
9
9
9
9
3
9
9
9
8
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
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

2
26
35
10
24
4
8
5
3
2
3
43
43
26
37
59
68
67
59
52
50
95
88
88

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0.2
0.3
0
0
0
0.6
0.6
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
25
25
26
26
25
25
25
24
23
23
23
22
22
22
21
20
20
19
19
19
19
20
21

Feels Like (°C)

21
22
23
23
24
23
23
23
21
20
20
20
19
20
20
20
19
19
18
18
18
18
19
20

Dew Point (°C)

17
17
18
18
18
19
19
19
17
16
16
16
17
17
18
18
18
18
17
18
18
18
17
17

Relative Humidity (%)

70
62
64
63
60
69
67
68
65
62
63
65
73
76
79
82
85
88
89
92
93
91
84
79

Pressure (mb)

1017
1017
1016
1015
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019
1020
1020

Ozone (du)

313
314
313
314
314
315
315
315
315
317
319
322
327
329
327
326
326
326
326
326
329
332
331
328

Saturday 4

Waning Gibbous 95%

22:07

08:17

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
11 Bad

Sun - Rise: 07:21, Set: 20:08, Transit: 13:46. Moon - Rise: 22:07, Set: 08:17. Civil Dark: 20:35 - 06:55. Nautical Dark: 21:07 - 06:23. Astro Dark: 21:39 - 05:50

Total Clouds (% Sky Obscured)

100
98
90
98
100
100
100
100
100
100
100
100
71
86
88
92
96
81
66
51
65
81
100
100

Low Clouds (% Sky Obscured)

80
62
80
52
49
57
35
13
0
0
12
28
0
0
0
0
0
0
0
0
10
18
26
26

Medium Clouds (% Sky Obscured)

56
28
43
58
90
84
31
22
22
56
58
53
28
1
16
32
47
41
34
27
35
42
49
38

High Clouds (% Sky Obscured)

100
95
83
97
91
99
100
100
100
100
100
100
62
86
88
88
87
65
40
12
38
69
100
100

ISS Passover

Visibility (miles)

9
8
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

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

Precipitation Probability (%)

95
95
78
95
90
57
15
7
1
0
3
1
0
0
0
0
0
1
2
6
24
39
20
49

Precipitation Amount (mm)

1.3
0.8
0.2
1.6
0.7
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
20
21
21
22
21
21
20
20
19
18
18
18
18
18
18
17
16
16
16
17
18
19

Dew Point (°C)

16
15
15
16
15
16
15
16
16
17
17
16
16
16
16
16
16
16
15
15
15
16
17
17

Relative Humidity (%)

72
65
63
62
64
68
65
69
74
80
81
81
82
80
81
84
85
83
82
82
83
82
81
76

Pressure (mb)

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

Ozone (du)

328
327
327
325
324
323
324
322
323
322
322
324
328
326
327
325
319
313
312
309
309
311
311
311

Sunday 5

Waning Gibbous 90%

23:09

08:49

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 OK
11 Bad

Sun - Rise: 07:20, Set: 20:09, Transit: 13:45. Moon - Rise: 23:09, Set: 08:49. Civil Dark: 20:36 - 06:53. Nautical Dark: 21:08 - 06:21. Astro Dark: 21:41 - 05:48

Total Clouds (% Sky Obscured)

100
100
99
98
97
98
99
100
100
100
100
100
100
100
94
100
100
80
72
72
61
50
40
49

Low Clouds (% Sky Obscured)

26
35
54
57
60
54
50
54
47
42
37
34
33
30
41
50
62
40
22
1
16
34
40
49

Medium Clouds (% Sky Obscured)

28
17
39
61
84
88
93
96
72
59
55
44
37
27
21
10
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
88
79
75
82
90
100
100
100
100
100
100
100
87
100
100
60
40
60
43
20
0
0

ISS Passover

Visibility (miles)

9
6
6
5
2
2
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

61
48
59
79
95
95
95
95
95
95
95
95
83
14
10
4
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
0
0.2
0.5
0.6
0.6
0.5
1
0.8
2.2
2.3
1.4
0.5
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
18
19
19
19
19
19
22
16
12
9
11
11
11
11
11
11
12
11
11
11
12
13
13

Chance of Frost

Temperature (°C)

23
24
24
24
24
24
23
22
20
18
16
14
13
12
11
10
9
8
7
7
6
7
8
9

Feels Like (°C)

19
21
21
21
21
21
20
17
17
15
12
10
9
8
7
6
4
3
3
4
3
3
4
4

Dew Point (°C)

17
19
20
21
22
23
22
20
19
16
14
12
10
9
8
6
5
4
3
3
2
2
1
1

Relative Humidity (%)

72
73
77
80
89
91
92
87
93
88
86
84
83
80
79
77
78
73
75
75
75
70
63
60

Pressure (mb)

1015
1014
1013
1013
1011
1010
1010
1010
1011
1012
1013
1014
1015
1015
1015
1016
1016
1017
1017
1018
1019
1020
1020
1020

Ozone (du)

311
308
308
307
307
309
311
313
319
321
322
323
323
325
325
326
327
330
332
334
335
336
338
341

Monday 6

Waning Gibbous 83%

00:11

09:26

12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 OK
19 OK
20 OK
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

Sun - Rise: 07:18, Set: 20:10, Transit: 13:45. Moon - Rise: 00:11, Set: 09:26. Civil Dark: 20:37 - 06:52. Nautical Dark: 21:09 - 06:20. Astro Dark: 21:42 - 05:47

Total Clouds (% Sky Obscured)

51
56
54
47
40
37
33
30
20
10
0
0
0
0
0
0
0
0
0
0
0
0
0
12

Low Clouds (% Sky Obscured)

51
56
54
47
40
37
33
30
20
10
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
1

High 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

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)

13
14
14
14
15
15
13
11
9
8
6
5
4
4
3
3
3
3
3
3
3
4
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
54
53
52
53
52
55
60
67
70
74
76
78
80
80
83
83
83
83
82
80
68
60
51

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1021
1022
1022
1023
1023
1024
1024
1025
1024
1024
1024
1024
1024
1025
1025
1025
1025

Ozone (du)

342
340
336
335
336
342
343
341
342
342
342
342
342
341
340
343
346
348
349
349
350
349
349
349

Tuesday 7

Waning Gibbous 76%

01:10

10:10

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

Sun - Rise: 07:17, Set: 20:11, Transit: 13:45. Moon - Rise: 01:10, Set: 10:10. Civil Dark: 20:38 - 06:50. Nautical Dark: 21:10 - 06:18. Astro Dark: 21:43 - 05:45

Total Clouds (% Sky Obscured)

26
35
30
19
18
19
21
23
32
43
57
55
49
42
28
16
8
22
56
81
91
94
98
89

Low Clouds (% Sky Obscured)

0
0
11
19
18
14
8
3
6
9
9
16
23
33
28
16
8
22
51
60
60
70
90
88

Medium Clouds (% Sky Obscured)

1
2
1
1
0
2
3
6
14
23
32
43
49
42
28
16
6
8
10
12
20
29
50
33

High 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

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
1
2
2
23
31
34
33
29
26
22

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
8
8
14
13
13
13
13
13
8
8
8
8
8
8
4
4
4
3
4
3
2
3
3

Dew Point (°C)

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

Relative Humidity (%)

48
46
43
44
43
44
49
57
66
68
70
74
75
77
79
78
76
75
79
85
91
83
78
72

Pressure (mb)

1024
1023
1023
1022
1021
1021
1021
1021
1022
1022
1023
1023
1024
1024
1025
1025
1025
1026
1026
1027
1028
1029
1029
1030

Ozone (du)

348
347
346
347
348
349
351
353
354
357
360
362
364
365
367
367
366
366
367
369
371
371
371
370

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

Generated: 01/04/26 07:32:41. Forecast: 01/04/26 to 07/04/26. Timezone: UTC-4.00