Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Crescent 33%

01:25

16:19

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

Sun - Rise: 06:35, Set: 21:04, Transit: 13:49. Moon - Rise: 01:25, Set: 16:19. Civil Dark: 21:34 - 06:05. Nautical Dark: 22:12 - 05:27. Astro Dark: 22:54 - 04:45

Total Clouds (% Sky Obscured)

77
76
72
100
98
99
100
99
100
100
100
100
100
100
100
100
100
93
78
95
58
57
91
91

Low Clouds (% Sky Obscured)

45
38
24
7
26
43
48
49
44
47
50
57
55
64
65
69
64
57
66
65
39
57
47
55

Medium Clouds (% Sky Obscured)

22
22
2
8
10
34
26
55
61
40
77
91
88
80
92
97
98
81
47
70
40
45
29
27

High Clouds (% Sky Obscured)

77
52
72
100
96
99
100
97
99
100
100
100
100
100
99
51
41
58
32
30
15
25
86
82

ISS Passover

Visibility (miles)

3
4
4
9
9
9
9
9
7
9
9
9
9
7
9
9
9
2
4
9
9
9
9
4

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

Precipitation Probability (%)

1
3
52
11
21
47
53
65
71
41
46
64
95
82
95
95
95
95
95
71
57
83
95
92

Precipitation Amount (mm)

0
0
0.3
0
0
0
0.3
0.3
0.4
0
0
0
1.1
0.4
0.6
0.6
1
1.4
0.7
0.3
0
0.6
1.2
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

30
28
25
24
24
23
23
23
23
23
23
23
23
23
24
24
24
25
25
27
28
29
28
27

Feels Like (°C)

34
33
30
28
28
27
27
27
27
26
26
26
26
27
28
27
28
29
29
30
30
32
32
32

Dew Point (°C)

26
26
23
23
23
22
22
22
22
22
22
22
22
23
23
24
23
23
22
21
21
21
21
23

Relative Humidity (%)

81
86
88
92
92
94
92
94
94
95
95
97
95
97
97
97
94
90
83
69
67
62
65
77

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1018
1017
1017
1017
1016
1016
1015
1015
1015

Ozone (du)

302
302
302
302
303
302
300
299
298
296
296
297
298
298
299
297
297
297
298
297
298
299
300
299

Saturday 19

Waning Crescent 22%

02:03

17:34

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

Sun - Rise: 06:36, Set: 21:03, Transit: 13:49. Moon - Rise: 02:03, Set: 17:34. Civil Dark: 21:33 - 06:06. Nautical Dark: 22:11 - 05:28. Astro Dark: 22:53 - 04:47

Total Clouds (% Sky Obscured)

65
71
71
70
77
76
71
72
73
76
75
87
99
77
71
99
100
94
100
100
100
96
71
77

Low Clouds (% Sky Obscured)

29
46
48
45
50
60
48
48
57
69
72
69
73
77
71
76
68
41
68
69
52
75
44
46

Medium Clouds (% Sky Obscured)

7
22
24
16
11
20
28
45
21
20
18
23
17
8
0
0
16
6
20
27
21
18
27
22

High Clouds (% Sky Obscured)

43
56
52
55
57
62
42
20
32
52
42
78
99
52
21
96
99
90
100
100
100
95
67
73

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
9
3
9
9
2
3
9
9
9
9
9
3
8
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
Very Light Rain
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Ice pellet
None
None

Precipitation Probability (%)

64
46
26
30
21
17
20
53
85
87
95
95
95
88
10
34
95
95
76
77
95
95
44
44

Precipitation Amount (mm)

0.2
0.2
0
0
0
0
0
0
0.5
0.4
1.4
1.2
1
0.5
0
0
0.7
0.8
0.4
0.4
2.5
1.1
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
26
25
25
24
24
24
24
23
23
23
23
23
23
24
26
28
29
30
31
31
29
28
29

Feels Like (°C)

31
32
31
30
30
29
29
29
29
27
28
28
27
26
29
31
31
32
34
35
33
31
32
35

Dew Point (°C)

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

Relative Humidity (%)

83
86
87
91
94
94
95
95
97
97
97
98
97
97
92
86
75
75
75
69
57
57
60
63

Pressure (mb)

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

Ozone (du)

300
299
299
298
296
294
293
293
293
293
294
294
295
295
295
295
294
293
292
291
292
293
293
293

Sunday 20

Waning Crescent 13%

02:50

18:46

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

Sun - Rise: 06:37, Set: 21:02, Transit: 13:49. Moon - Rise: 02:50, Set: 18:46. Civil Dark: 21:33 - 06:06. Nautical Dark: 22:10 - 05:29. Astro Dark: 22:52 - 04:48

Total Clouds (% Sky Obscured)

72
74
78
100
91
95
100
100
100
100
100
100
99
98
100
100
100
100
100
96
95
94
96
98

Low Clouds (% Sky Obscured)

37
23
6
32
58
61
56
39
40
49
60
67
58
54
49
62
39
58
71
62
53
43
39
37

Medium Clouds (% Sky Obscured)

10
24
41
68
56
57
69
77
85
65
71
50
26
37
30
40
56
39
19
14
7
0
16
31

High Clouds (% Sky Obscured)

72
74
78
100
89
56
100
100
100
100
100
100
95
91
98
77
87
99
95
64
67
76
90
92

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
77
40
6
0
0
0
55
37
35
5
5
5
5
5
5
5
5
5
5
5

Precipitation Type

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

Precipitation Probability (%)

61
73
95
95
95
95
95
95
86
90
95
79
63
52
13
27
55
95
95
80
83
87
87
75

Precipitation Amount (mm)

0.3
0.4
1.3
1.9
1.7
2.7
5.1
1.6
0
0
0.4
0
0
0
0
0
0
0.8
1
0.4
0.4
0.4
0.5
0.4

Wind Speed/Direction (mph)

5
5
4
4
4
3
5
5
3
3
3
2
2
2
4
4
2
3
5
7
7
6
5
5

Chance of Frost

Temperature (°C)

29
28
27
26
25
25
25
25
25
24
24
24
24
25
26
27
28
29
28
29
28
28
28
28

Feels Like (°C)

34
34
32
30
29
29
28
27
28
28
27
28
27
29
29
30
32
33
32
31
30
30
30
30

Dew Point (°C)

23
24
24
24
24
24
24
25
24
24
24
24
23
24
25
26
26
27
25
27
26
25
24
24

Relative Humidity (%)

72
80
86
91
94
95
97
100
98
97
98
98
97
97
95
92
91
90
85
88
88
82
82
80

Pressure (mb)

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

Ozone (du)

292
291
291
291
289
289
288
288
289
290
291
292
294
295
296
296
295
295
295
295
295
295
295
294

Monday 21

Waning Crescent 6%

03:48

No Set

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

Sun - Rise: 06:37, Set: 21:02, Transit: 13:49. Moon - Rise: 03:48, Set: No Set. Civil Dark: 21:32 - 06:07. Nautical Dark: 22:09 - 05:30. Astro Dark: 22:51 - 04:49

Total Clouds (% Sky Obscured)

91
95
85
76
81
65
71
78
92
100
100
100
71
70
70
75
64
58
47
62
69
78
62
54

Low Clouds (% Sky Obscured)

35
36
33
27
25
30
32
37
40
43
55
65
66
70
70
73
62
55
46
42
39
37
29
24

Medium Clouds (% Sky Obscured)

46
57
71
76
66
50
35
47
59
68
59
48
41
27
11
0
9
20
32
25
12
0
0
0

High Clouds (% Sky Obscured)

84
73
56
41
34
15
10
40
73
100
100
100
71
70
70
65
43
21
0
20
31
47
37
28

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 (%)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

46
38
28
1
7
6
2
6
10
7
29
53
70
86
95
95
94
73
28
28
23
17
18
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.6
0.7
0.9
0.7
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
27
26
25
25
24
24
23
23
22
22
22
22
22
23
24
25
26
27
28
29
29
29
29

Feels Like (°C)

30
30
29
28
28
25
25
23
23
22
22
22
22
25
25
26
27
29
30
32
32
32
32
33

Dew Point (°C)

24
24
24
23
23
21
21
21
21
21
20
20
21
20
20
20
19
19
19
20
19
19
19
20

Relative Humidity (%)

81
84
87
86
89
85
84
85
89
91
89
91
92
88
80
75
69
65
61
60
56
54
54
57

Pressure (mb)

1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016

Ozone (du)

294
295
296
295
294
293
294
294
294
294
295
296
297
296
297
296
295
295
296
297
298
297
296
297

Tuesday 22

Waning Crescent 2%

04:55

19:49

19 Bad
20 OK
21 OK
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK
04 OK
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

Sun - Rise: 06:38, Set: 21:01, Transit: 13:49. Moon - Rise: 04:55, Set: 19:49. Civil Dark: 21:31 - 06:08. Nautical Dark: 22:08 - 05:31. Astro Dark: 22:49 - 04:50

Total Clouds (% Sky Obscured)

45
35
23
11
8
5
0
13
28
42
49
56
67
62
57
52
53
54
53
63
70
68
50
37

Low Clouds (% Sky Obscured)

16
12
7
0
0
0
0
13
28
42
46
47
49
50
51
52
47
38
29
29
26
25
24
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
7
6
3
0
0
0

High Clouds (% Sky Obscured)

28
24
16
10
8
4
0
0
2
0
7
14
24
20
15
8
6
5
3
26
49
68
46
23

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 (%)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

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 (%)

6
8
6
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
5
5
2
5
5

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)

3
3
4
4
4
4
3
2
2
2
2
2
2
2
2
3
4
4
3
3
2
2
3
3

Chance of Frost

Temperature (°C)

29
27
25
24
22
22
21
21
21
20
20
20
21
22
24
26
28
29
30
31
31
31
32
31

Feels Like (°C)

34
32
28
26
25
24
24
23
23
23
23
23
23
26
26
27
27
28
28
28
37
36
36
36

Dew Point (°C)

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

Relative Humidity (%)

66
74
77
80
78
74
77
80
81
84
82
84
82
81
74
69
62
60
56
53
52
52
51
57

Pressure (mb)

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

Ozone (du)

297
297
297
298
298
299
297
297
298
298
298
297
298
298
298
297
297
296
296
296
296
296
297
296

Wednesday 23

Waning Crescent 0%

06:07

20:40

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

Sun - Rise: 06:39, Set: 21:00, Transit: 13:49. Moon - Rise: 06:07, Set: 20:40. Civil Dark: 21:30 - 06:09. Nautical Dark: 22:07 - 05:32. Astro Dark: 22:48 - 04:52

Total Clouds (% Sky Obscured)

25
17
9
0
0
0
1
2
6
8
18
29
40
51
61
71
71
70
70
77
85
91
83
61

Low Clouds (% Sky Obscured)

24
17
9
0
0
0
0
0
0
0
6
12
18
24
29
40
44
52
47
38
38
35
30
25

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
1
1
0
0
0
1
2
6
8
18
25
23
28
30
35
6
1
0
22
45
67
62
56

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 (%)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

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 (%)

1
2
2
0
0
0
0
0
0
0
0
0
0
9
13
16
16
16
15
19
21
23
26
26

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)

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

Chance of Frost

Temperature (°C)

30
29
28
26
24
24
24
23
23
23
22
23
23
24
26
27
29
30
32
33
33
33
33
32

Feels Like (°C)

36
37
32
32
32
31
31
30
27
27
27
27
27
26
28
29
30
30
32
32
39
37
37
37

Dew Point (°C)

23
24
23
22
21
21
21
21
21
21
21
21
21
22
23
23
24
24
24
24
24
23
23
24

Relative Humidity (%)

64
72
75
77
82
83
85
88
88
88
89
91
89
88
83
77
73
69
64
60
58
56
55
60

Pressure (mb)

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

Ozone (du)

296
296
295
294
294
294
294
294
294
294
293
294
294
295
295
295
294
294
294
293
293
293
294
294

Thursday 24

New Moon 1%

07:20

21:21

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

Sun - Rise: 06:40, Set: 20:59, Transit: 13:49. Moon - Rise: 07:20, Set: 21:21. Civil Dark: 21:29 - 06:10. Nautical Dark: 22:06 - 05:33. Astro Dark: 22:47 - 04:53

Total Clouds (% Sky Obscured)

44
33
27
22
19
15
9
7
4
3
27
43
32
32
36
40
54
68
91

Low Clouds (% Sky Obscured)

20
13
5
0
0
0
0
0
0
0
1
1
0
1
3
4
11
22
34

Medium Clouds (% Sky Obscured)

0
0
0
0
1
2
2
2
2
2
2
3
3
14
25
37
52
68
91

High Clouds (% Sky Obscured)

44
33
17
0
0
0
0
1
3
3
3
2
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
8
7
8
8
9
9
9

Fog (%)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

Precipitation Type

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

Precipitation Probability (%)

25
25
21
11
8
5
1
27
38
46
48
51
55
52
44
31
30
25
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

32
31
30
28
27
26
26
25
25
24
24
24
24
24
26
27
28
30
31

Feels Like (°C)

38
39
35
35
36
35
34
33
30
30
30
30
30
30
29
29
30
30
30

Dew Point (°C)

25
26
25
25
24
24
24
23
23
23
23
23
23
23
24
25
25
25
25

Relative Humidity (%)

66
72
76
81
86
87
88
88
91
91
94
94
94
94
91
88
86
77
69

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

294
294
294
294
294
295
296
297
299
302
304
303
302
301
300
298
297
297
297

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

Generated: 18/07/25 18:58:34. Forecast: 18/07/25 to 24/07/25. Timezone: UTC-4.00