Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

First Quarter 53%

13:29

22:34

03 OK
04 Bad
05 Bad
06 Bad
07 OK
08 OK
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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:25, Set: 19:00, Transit: 12:13. Moon - Rise: 13:29, Set: 22:34. Civil Dark: 19:29 - 04:56. Nautical Dark: 20:04 - 04:21. Astro Dark: 20:41 - 03:44

Total Clouds (% Sky Obscured)

42
41
48
45
35
29
43
69
82
89
97
71
74
98
83
52
41
42
47
46
47
44
45
50

Low Clouds (% Sky Obscured)

21
24
30
27
19
15
30
69
78
89
97
58
74
85
83
42
19
19
24
21
23
21
22
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
29
36
28
13
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
2
0
40
21
4
3
0
0
6
6
2
3
2

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
1
19
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
3
26
26
14
25
35
28
9
18
16
5
5
6
22
5
6
7
6
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

1
1
1
1
1
2
3
4
5
5
5
5
5
5
4
4
3
3
1
3
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
95
95
91
85
74
64
62
62
71
72
64
68
79
87
94
95
93
93
93
93
93
95

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1012
1012

Ozone (du)

293
293
295
296
297
296
296
295
295
294
295
296
296
296
296
297
297
299
298
298
297
297
298
299

Friday 21

Waxing Gibbous 63%

14:29

23:16

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

Sun - Rise: 05:26, Set: 18:59, Transit: 12:12. Moon - Rise: 14:29, Set: 23:16. Civil Dark: 19:28 - 04:57. Nautical Dark: 20:02 - 04:23. Astro Dark: 20:39 - 03:46

Total Clouds (% Sky Obscured)

47
51
56
76
77
50
40
50
65
95
94
47
40
26
22
17
15
18
28
32
45
33
47
38

Low Clouds (% Sky Obscured)

26
33
33
26
23
22
24
30
49
93
86
32
27
24
22
17
15
18
22
23
37
22
36
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
31
30
29
53
33
10
0
0
0
0
0
0
0
0
2
4
2

High Clouds (% Sky Obscured)

2
2
2
32
35
14
4
3
1
0
0
3
3
0
0
0
0
0
0
3
0
0
6
9

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
9
8
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

45
42
81
100
66
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
19

Precipitation Type

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

Precipitation Probability (%)

1
0
0
0
1
4
4
12
33
59
54
61
40
24
31
17
9
6
21
23
30
30
21
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.3
0.6
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

1
1
1
1
1
2
2
3
4
5
5
5
4
4
4
3
3
3
3
3
2
3
2
1

Chance of Frost

Temperature (°C)

18
18
18
18
20
22
24
25
26
27
26
26
25
25
24
24
22
21
20
20
20
19
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
93
93
88
79
64
57
52
50
70
81
74
67
64
78
85
91
93
95
96
96
96
96

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1011
1011
1010
1010
1010
1010
1009
1009
1009
1010
1011
1011
1012
1012
1012
1012
1011

Ozone (du)

299
300
300
299
298
298
298
298
297
296
295
294
293
293
294
294
294
294
292
293
293
292
290
290

Saturday 22

Waxing Gibbous 72%

15:25

00:06

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:27, Set: 18:57, Transit: 12:12. Moon - Rise: 15:25, Set: 00:06. Civil Dark: 19:26 - 04:58. Nautical Dark: 20:01 - 04:24. Astro Dark: 20:37 - 03:47

Total Clouds (% Sky Obscured)

75
63
68
67
73
79
72
84
65
78
72
74
67
62
60
49
37
26
42
37
43
61
73
75

Low Clouds (% Sky Obscured)

26
16
19
18
26
27
26
17
19
42
42
41
25
30
27
12
7
5
17
37
19
13
59
42

Medium Clouds (% Sky Obscured)

40
47
4
3
20
2
3
33
38
51
26
33
38
33
0
0
0
0
0
0
14
6
40
39

High Clouds (% Sky Obscured)

75
63
68
60
50
50
41
45
8
0
0
0
1
0
1
0
2
0
42
37
37
55
60
60

ISS Passover

Visibility (miles)

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

Fog (%)

88
94
100
95
100
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

4
33
71
77
57
54
84
58
64
90
77
83
85
73
73
59
50
26
38
25
13
16
44
95

Precipitation Amount (mm)

0
0.2
1
0.9
0.4
0.4
1.2
0.4
0.4
0.8
0.4
0.5
0.6
0.4
0.5
0
0
0
0
0
0
0
0
0.8

Wind Speed/Direction (mph)

1
1
1
2
1
2
2
3
4
4
4
5
5
5
4
4
3
2
3
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
20
20
20
22
24
26
27
27
30
30
30
31
31
30
29
28
26
26
23
22
23
22
22

Dew Point (°C)

18
17
17
17
19
20
21
21
21
21
23
23
23
23
24
24
23
21
21
20
20
20
19
19

Relative Humidity (%)

95
93
92
95
93
91
88
85
77
72
83
82
83
86
88
95
97
96
98
96
98
98
98
96

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

288
289
290
290
288
288
290
291
290
290
289
290
289
289
289
288
288
288
287
285
285
284
282
281

Sunday 23

Waxing Gibbous 80%

16:14

01:02

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:28, Set: 18:56, Transit: 12:12. Moon - Rise: 16:14, Set: 01:02. Civil Dark: 19:24 - 04:59. Nautical Dark: 19:59 - 04:25. Astro Dark: 20:35 - 03:49

Total Clouds (% Sky Obscured)

80
82
70
64
50
53
71
74
67
59
62
60
55
55
52
60
90
97
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

22
46
35
34
22
41
60
51
49
51
61
60
55
55
30
22
20
22
23
44
28
31
50
39

Medium Clouds (% Sky Obscured)

50
50
38
30
22
2
2
3
2
0
0
0
1
0
1
1
2
9
17
51
48
86
96
78

High Clouds (% Sky Obscured)

55
55
20
16
1
11
20
36
24
12
2
3
1
3
15
31
82
95
97
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

95
58
5
29
45
35
8
19
22
26
26
30
19
32
36
27
10
29
26
60
95
95
95
95

Precipitation Amount (mm)

1.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1.4
1.7
2.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
20
22
23
24
26
27
28
28
29
29
28
28
26
25
23
23
23
22
22
22
22

Feels Like (°C)

22
21
22
23
25
27
28
29
29
30
31
31
31
31
31
31
30
27
26
26
25
25
25
24

Dew Point (°C)

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

Relative Humidity (%)

96
100
96
98
96
92
84
72
65
62
60
62
63
64
76
88
95
97
97
95
95
96
96
96

Pressure (mb)

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

Ozone (du)

280
280
282
283
283
283
282
282
282
282
281
281
281
280
280
281
281
281
281
281
281
280
280
279

Monday 24

Waxing Gibbous 88%

16:56

02:03

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:29, Set: 18:54, Transit: 12:12. Moon - Rise: 16:56, Set: 02:03. Civil Dark: 19:23 - 05:00. Nautical Dark: 19:57 - 04:26. Astro Dark: 20:33 - 03:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
93
82
73
81
90
100
99
98
96
96
96
98
98

Low Clouds (% Sky Obscured)

32
36
44
78
69
87
85
79
45
38
36
18
16
13
27
43
58
52
46
40
40
41
42
50

Medium Clouds (% Sky Obscured)

84
80
87
93
100
100
100
100
89
79
68
62
66
70
70
70
67
62
63
68
69
68
66
70

High Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
100
100
100
87
72
54
63
77
100
99
98
95
89
87
87
73

ISS Passover

Visibility (miles)

3
7
2
2
1
2
1
4
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3

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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
89
80
78
24
19
8
29
41
48
47
44
35
51
56
59
65

Precipitation Amount (mm)

3
2.7
2.1
2.3
2.2
1.5
0.9
0.8
0.5
0.5
0.7
0
0
0
0
0
0.2
0
0
0
0
0.2
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
21
21
21
22
22
22
22
23
23
24
25
26
26
26
25
24
23
23
23
22
22
22
22

Feels Like (°C)

24
24
24
24
24
24
23
24
24
24
25
26
28
27
28
27
26
25
24
24
24
25
25
26

Dew Point (°C)

21
21
21
21
21
22
22
22
22
22
22
21
22
22
23
22
21
21
20
20
20
21
21
22

Relative Humidity (%)

96
96
98
96
98
100
98
98
98
94
89
79
79
81
81
83
84
87
87
87
87
91
94
96

Pressure (mb)

1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1009
1010
1011
1010
1010
1010
1010
1010
1009

Ozone (du)

279
279
278
278
278
279
280
281
283
283
283
284
283
283
282
282
283
283
283
283
284
283
283
283

Tuesday 25

Waxing Gibbous 93%

17:30

No Set

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:30, Set: 18:53, Transit: 12:11. Moon - Rise: 17:30, Set: No Set. Civil Dark: 19:21 - 05:01. Nautical Dark: 19:55 - 04:27. Astro Dark: 20:31 - 03:51

Total Clouds (% Sky Obscured)

98
98
98
98
99
98
96
93
82
72
66
71
68
66
65
65
60
60
61
61
61
66
65
70

Low Clouds (% Sky Obscured)

58
65
71
81
91
86
82
77
58
41
27
25
23
18
21
18
12
15
18
17
16
19
26
28

Medium Clouds (% Sky Obscured)

76
78
75
71
64
51
35
19
15
11
7
14
20
25
25
30
30
30
30
35
40
40
40
40

High Clouds (% Sky Obscured)

59
45
52
64
73
70
67
67
58
57
52
61
61
66
60
55
55
50
45
45
45
50
55
65

ISS Passover

Visibility (miles)

2
1
0
3
6
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Light Rain
Light Rain
Ice pellet
Ice pellet
Ice pellet
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Light Rain
Light Rain

Precipitation Probability (%)

70
78
74
69
64
62
55
43
78
95
95
95
95
95
95
82
59
88
95
95
95
95
95
95

Precipitation Amount (mm)

0.3
0.4
0.4
0.4
0.3
0.3
0.2
0
0.5
1
1.5
1.5
1.1
0.9
0.7
0.5
0.3
0.6
0.9
0.8
1
1.1
1.1
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
24
24
24
24
24
26
26
27
26
24
23
31
29
28
30
31
32
25
25
26
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
97
94
92
85
80
75
67
61
54
59
63
66
77
85
97
96
96
96
95
95
95

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1007

Ozone (du)

284
284
285
287
288
289
290
292
293
296
299
302
304
306
308
308
309
309
309
310
310
309
309
308

Wednesday 26

Waxing Gibbous 98%

18:00

03:08

Sun - Rise: 05:31, Set: 18:51, Transit: 12:11. Moon - Rise: 18:00, Set: 03:08. Civil Dark: 19:20 - 05:02. Nautical Dark: 19:54 - 04:28. Astro Dark: 20:29 - 03:53

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 20/08/26 03:40:04. Forecast: 20/08/26 to 26/08/26. Timezone: UTC+8.00