Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 99%

19:33

04:22

23 Bad
00 OK
01 OK
02 OK
03 OK
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
20 OK
21 Bad
22 Bad

Sun - Rise: 05:10, Set: 19:31, Transit: 12:20. Moon - Rise: 19:33, Set: 04:22. Civil Dark: 20:01 - 04:39. Nautical Dark: 20:39 - 04:02. Astro Dark: 21:21 - 03:20

Total Clouds (% Sky Obscured)

42
16
13
21
24
28
31
36
37
60
55
60
60
46
60
46
88
81
49
88
95
39
51
83

Low Clouds (% Sky Obscured)

41
16
9
6
13
17
25
30
34
40
32
34
23
21
29
34
63
75
45
70
66
39
51
52

Medium Clouds (% Sky Obscured)

4
0
0
15
9
3
0
0
0
28
32
26
40
42
25
23
43
6
3
6
5
2
5
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
50
45
45
50
4
50
2
58
67
6
33
49
4
46
75

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

Precipitation Probability (%)

20
14
30
0
0
0
1
2
14
50
32
56
30
18
35
21
28
11
8
2
3
3
4
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

31
31
31
32
31
32
32
31
32
33
34
34
34
34
35
36
35
33
32
33
33
32
32
32

Dew Point (°C)

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

Relative Humidity (%)

60
63
66
70
67
71
74
74
70
63
56
48
41
39
37
36
36
37
47
47
51
52
54
55

Pressure (mb)

1009
1009
1009
1009
1009
1008
1009
1009
1009
1009
1009
1008
1008
1007
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006

Ozone (du)

301
302
301
301
301
301
301
299
299
298
297
297
297
298
299
300
300
300
300
298
297
296
293
291

Wednesday 29

Full Moon 100%

20:01

05:26

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

Sun - Rise: 05:11, Set: 19:30, Transit: 12:20. Moon - Rise: 20:01, Set: 05:26. Civil Dark: 20:00 - 04:40. Nautical Dark: 20:38 - 04:03. Astro Dark: 21:19 - 03:21

Total Clouds (% Sky Obscured)

82
60
62
41
36
57
47
45
45
39
37
48
71
74
73
87
44
80
93
57
65
61
66
59

Low Clouds (% Sky Obscured)

25
25
26
29
8
10
21
27
27
35
33
43
59
64
58
80
29
80
90
25
14
10
13
13

Medium Clouds (% Sky Obscured)

0
5
11
6
8
35
22
19
2
1
2
2
18
31
21
17
0
0
10
16
3
2
0
14

High Clouds (% Sky Obscured)

76
46
38
41
25
38
13
8
15
4
2
4
6
0
52
6
44
40
50
31
50
50
49
45

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 (%)

20
21
8
8
4
15
2
4
7
30
19
25
10
6
2
1
2
3
6
3
2
2
3
6

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

31
31
31
31
31
32
31
32
33
34
36
36
37
36
36
36
36
36
36
35
35
33
32
33

Dew Point (°C)

20
21
21
21
21
22
22
22
22
22
22
21
21
21
20
20
22
20
21
22
21
22
22
22

Relative Humidity (%)

59
65
67
67
67
70
73
73
68
64
59
53
48
46
43
43
48
44
48
51
53
60
64
65

Pressure (mb)

1006
1006
1006
1005
1005
1005
1005
1005
1006
1006
1005
1005
1004
1004
1003
1002
1002
1002
1002
1002
1002
1003
1003
1003

Ozone (du)

289
289
288
288
287
287
288
288
288
288
287
287
286
286
286
286
286
286
285
284
284
284
284
283

Thursday 30

Waning Gibbous 99%

20:25

06:31

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:12, Set: 19:29, Transit: 12:20. Moon - Rise: 20:25, Set: 06:31. Civil Dark: 19:59 - 04:41. Nautical Dark: 20:37 - 04:04. Astro Dark: 21:18 - 03:23

Total Clouds (% Sky Obscured)

50
54
58
57
61
69
74
78
80
78
85
79
81
60
90
59
65
100
67
80
100
100
100
100

Low Clouds (% Sky Obscured)

10
11
15
15
18
22
21
25
23
16
29
41
35
27
34
29
55
52
13
23
10
9
10
20

Medium Clouds (% Sky Obscured)

5
49
53
50
13
50
36
31
57
35
16
57
71
48
36
20
17
2
24
31
34
22
12
31

High Clouds (% Sky Obscured)

45
45
40
40
40
40
40
36
21
34
35
37
41
41
37
40
40
100
34
62
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
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

5
6
3
3
3
3
3
5
3
7
9
9
11
8
9
11
13
11
20
40
80
95
95
91

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.4
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

32
31
31
31
31
31
31
31
31
32
33
34
34
35
36
36
37
36
35
35
35
33
33
32

Dew Point (°C)

22
22
22
22
22
23
22
23
22
22
21
22
22
22
23
22
21
21
21
21
21
21
23
23

Relative Humidity (%)

66
67
68
69
69
73
73
74
69
64
59
57
54
53
53
48
46
46
47
49
53
58
66
69

Pressure (mb)

1003
1003
1003
1003
1003
1002
1003
1003
1003
1003
1003
1003
1002
1002
1001
1001
1000
1000
999
999
1000
1001
1001
1001

Ozone (du)

283
282
281
281
282
282
283
283
284
285
285
283
285
284
285
286
287
288
288
288
285
284
285
284

Friday 31

Waning Gibbous 96%

20:48

07:35

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:12, Set: 19:28, Transit: 12:20. Moon - Rise: 20:48, Set: 07:35. Civil Dark: 19:58 - 04:42. Nautical Dark: 20:35 - 04:05. Astro Dark: 21:16 - 03:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
100
97
100
100
99
100
100

Low Clouds (% Sky Obscured)

17
15
15
17
29
45
51
70
75
76
87
87
84
85
90
88
50
87
73
87
86
42
25
61

Medium Clouds (% Sky Obscured)

31
20
26
27
23
24
31
53
40
56
56
54
50
29
28
24
18
10
13
15
15
9
5
1

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
79
55
65
68
78
75
49
44
57
52
97
97
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
9
9
9
9
1
2

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

Precipitation Probability (%)

95
95
95
95
95
95
90
82
55
50
75
69
71
84
88
83
93
91
90
95
95
95
95
95

Precipitation Amount (mm)

0.7
0.8
0.7
1.3
1.9
1.1
0.4
0.3
0
0
0.5
0.3
0.2
0.3
0.2
0
0.4
0.3
0.3
0.5
0.5
1.2
1.8
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
28
28
28
27
27
27
27
27
28
28
29
29
30
30
31
31
32
31
31
30
29
28
28

Feels Like (°C)

32
32
32
33
32
32
32
32
32
32
33
33
33
34
34
34
35
35
34
35
34
34
33
32

Dew Point (°C)

22
22
24
24
25
26
26
26
26
24
23
22
21
21
21
21
20
20
23
23
25
25
27
27

Relative Humidity (%)

67
69
80
82
84
91
92
92
90
80
73
65
62
57
58
56
52
51
61
64
73
79
91
95

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1002
1002
1001
1001
1001
1001
1001
1001
1002
1002
1003
1003

Ozone (du)

284
285
285
286
285
287
288
289
289
289
289
289
290
290
290
290
291
291
291
291
291
290
287
286

Saturday 1

Waning Gibbous 90%

21:10

08:40

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:13, Set: 19:27, Transit: 12:20. Moon - Rise: 21:10, Set: 08:40. Civil Dark: 19:57 - 04:43. Nautical Dark: 20:34 - 04:06. Astro Dark: 21:15 - 03:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
100
99
99
98

Low Clouds (% Sky Obscured)

36
16
26
29
34
47
48
61
74
76
81
82
77
72
73
53
44
30
46
56
65
71
77
83

Medium Clouds (% Sky Obscured)

12
24
33
31
45
53
54
63
58
50
44
61
51
29
30
13
17
21
15
8
1
8
14
18

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
79
100
100
100
99
98
97
97
98
96
90
79
65

ISS Passover

Visibility (miles)

9
9
9
9
4
3
8
9
9
9
9
9
9
9
9
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
92
88
88
83
79
78
80
75
71
69

Precipitation Amount (mm)

0.5
0.8
1.2
1
1.1
1
1
1.1
1.4
1.3
1.5
1.9
1.1
0.8
0.8
0.6
0.5
0.3
0.3
0.4
0.6
0.4
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
27
27
27
26
26
26
26
26
26
26
26
27
27
28
28
31
31
31
31
30
29
29
28

Feels Like (°C)

32
32
32
31
31
32
31
31
30
30
31
31
32
32
32
33
36
36
36
36
37
37
33
33

Dew Point (°C)

27
27
26
26
26
26
26
25
25
24
24
22
21
21
20
23
25
24
23
24
24
25
26
26

Relative Humidity (%)

97
95
94
94
95
97
97
95
95
91
86
78
72
68
64
73
68
63
59
65
71
79
82
85

Pressure (mb)

1004
1004
1004
1003
1004
1004
1004
1004
1005
1005
1005
1006
1006
1005
1005
1004
1004
1004
1004
1004
1005
1005
1005
1006

Ozone (du)

287
290
290
290
289
288
288
289
289
288
288
289
288
288
289
289
289
288
288
289
290
291
291
292

Sunday 2

Waning Gibbous 83%

21:32

09:45

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:14, Set: 19:26, Transit: 12:20. Moon - Rise: 21:32, Set: 09:45. Civil Dark: 19:56 - 04:44. Nautical Dark: 20:33 - 04:07. Astro Dark: 21:13 - 03:27

Total Clouds (% Sky Obscured)

96
94
92
95
98
100
100
100
99
88
77
66
63
53
58
69
82
97
93
88
82
74
71
69

Low Clouds (% Sky Obscured)

81
77
73
78
85
86
82
79
77
69
50
30
29
27
36
55
72
87
80
74
68
63
58
54

Medium Clouds (% Sky Obscured)

18
19
16
15
14
17
15
12
10
11
10
9
5
2
0
0
0
1
1
2
2
5
8
10

High Clouds (% Sky Obscured)

61
58
62
57
66
67
71
73
75
75
70
50
38
31
33
35
42
50
55
45
45
35
35
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Light Rain

Precipitation Probability (%)

87
93
95
88
87
89
76
67
64
70
75
80
76
70
62
62
58
47
61
74
86
90
94
95

Precipitation Amount (mm)

0.6
0.6
0.6
0.5
0.5
0.7
0.4
0.2
0.2
0.3
0.4
0.5
0.4
0.3
0.2
0.2
0
0
0.2
0.4
0.7
0.6
0.6
0.7

Wind Speed/Direction (mph)

2
2
3
3
2
1
1
1
1
1
1
2
3
3
3
5
3
2
2
2
2
3
3
3

Chance of Frost

Temperature (°C)

28
27
27
26
26
26
26
26
26
27
27
28
29
29
30
31
31
31
31
31
30
29
29
28

Feels Like (°C)

33
33
32
32
31
30
30
30
30
30
32
32
32
32
33
33
38
37
36
36
36
36
32
33

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
88
88
87
88
83
81
78
75
72
69
60
53
46
48
51
53
58
63
68
70
69

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005
1006
1006
1006
1006

Ozone (du)

292
292
291
290
291
292
293
294
294
295
295
294
294
293
292
290
291
293
294
294
295
295
296
296

Monday 3

Waning Gibbous 74%

21:56

10:52

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: 05:15, Set: 19:25, Transit: 12:20. Moon - Rise: 21:56, Set: 10:52. Civil Dark: 19:55 - 04:45. Nautical Dark: 20:31 - 04:09. Astro Dark: 21:11 - 03:29

Total Clouds (% Sky Obscured)

66
66
71
73
78
78
76
72
70
60
58
56
62
71
77
82
87
88
88
93
96

Low Clouds (% Sky Obscured)

53
50
53
56
59
63
62
58
54
38
28
19
25
23
24
24
24
24
38
51
66

Medium Clouds (% Sky Obscured)

9
12
15
11
12
17
17
22
23
25
23
24
26
28
34
40
41
47
50
49
52

High Clouds (% Sky Obscured)

40
41
46
51
56
56
56
45
40
34
28
22
29
36
39
44
36
33
35
41
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9
9
9
8
8
8

Fog (%)

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
90

Precipitation Amount (mm)

1
1.2
1.2
1.1
1
1
0.9
0.8
1
0.8
0.7
0.5
0.8
1
0.9
1.2
1.3
1.2
0.3
0.3
0

Wind Speed/Direction (mph)

4
4
4
4
3
2
2
2
2
2
2
3
4
4
4
5
4
4
4
3
3

Chance of Frost

Temperature (°C)

28
27
27
26
26
25
25
26
26
26
27
28
29
29
29
30
30
29
29
28
27

Feels Like (°C)

33
34
34
34
30
30
31
30
30
29
33
33
32
33
33
34
36
35
34
35
36

Dew Point (°C)

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

Relative Humidity (%)

71
77
82
90
90
91
91
86
82
78
73
67
62
58
54
50
54
57
62
69
79

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1004
1004
1004
1004
1003
1004
1004

Ozone (du)

296
296
295
295
297
298
300
301
301
302
301
301
300
299
299
299
298
297
296
296
295

Forecast for Wangfujing, China (39.90,116.41)

Generated: 28/07/26 23:15:25. Forecast: 28/07/26 to 03/08/26. Timezone: UTC+8.00