Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 26

Waxing Gibbous 98%

18:00

03:08

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: 05:31, 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)

100
100
100
99
100
100
100
100
100
100
100
100
100
100
90
70
79
94
92
65
95
100
85
100

Low Clouds (% Sky Obscured)

20
9
12
4
0
1
0
0
0
4
4
7
0
6
9
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

83
97
95
99
93
98
92
86
99
92
92
100
89
55
56
68
79
40
2
1
23
32
56
58

High Clouds (% Sky Obscured)

100
100
98
91
100
100
100
100
100
100
100
100
95
100
82
55
52
93
92
65
88
100
58
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

82
65
49
0
0
0
0
0
0
1
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

19
18
18
17
17
18
15
13
10
9
10
14
17
14
15
18
19
18
17
17
17
16
16
15

Relative Humidity (%)

93
92
91
86
86
81
66
54
46
44
47
60
72
60
67
81
91
89
90
90
92
86
86
83

Pressure (mb)

1011
1010
1010
1010
1011
1011
1011
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1012
1012
1012

Ozone (du)

281
280
281
281
283
284
284
285
285
285
284
282
282
282
282
283
283
285
285
283
281
280
280
279

Thursday 27

Waxing Gibbous 100%

18:25

04:13

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: 05:32, Set: 18:50, Transit: 12:11. Moon - Rise: 18:25, Set: 04:13. Civil Dark: 19:18 - 05:03. Nautical Dark: 19:52 - 04:30. Astro Dark: 20:28 - 03:54

Total Clouds (% Sky Obscured)

100
95
88
74
66
71
70
73
61
90
99
95
84
93
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
3
0
0
0
0
0
4
8
12
18
37
42
81
82
79
60
24
14
19
33
48
67
81

Medium Clouds (% Sky Obscured)

52
69
67
65
34
45
39
56
50
46
57
52
54
70
69
79
100
100
100
100
94
96
97
93

High Clouds (% Sky Obscured)

100
81
60
40
45
41
49
53
53
79
97
84
43
75
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
8
5
8
9
9
9
9
9
9
8
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
4
0
0
0
1
11
4
19
29
23
23
19
11
5
13
33
49
56
65
62

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
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
19
19
19
21
23
24
25
26
27
26
27
26
26
24
22
20
20
20
19
19
19
19
19

Dew Point (°C)

15
15
14
15
16
16
15
16
19
19
19
20
20
23
22
21
19
17
16
16
17
18
18
18

Relative Humidity (%)

83
82
76
80
77
68
61
62
70
70
67
70
73
89
92
89
88
84
81
80
86
92
93
96

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

278
279
281
281
282
283
283
284
283
282
282
281
280
279
280
281
280
279
279
278
279
278
278
277

Friday 28

Full Moon 100%

18:48

05:19

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: 05:33, Set: 18:48, Transit: 12:10. Moon - Rise: 18:48, Set: 05:19. Civil Dark: 19:16 - 05:04. Nautical Dark: 19:50 - 04:31. Astro Dark: 20:26 - 03:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
100
97
100
100
100
99
98
98
97
97
95
93
91
94

Low Clouds (% Sky Obscured)

87
88
86
82
87
86
86
83
90
89
100
89
84
91
94
92
56
66
81
85
81
80
77
77

Medium Clouds (% Sky Obscured)

100
100
100
100
97
95
67
88
87
97
98
87
68
99
91
90
67
78
86
88
79
50
53
43

High Clouds (% Sky Obscured)

100
100
100
100
94
81
87
86
45
88
86
58
100
100
100
92
88
79
68
58
64
72
79
86

ISS Passover

Visibility (miles)

9
9
5
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
6
6
6
6
6
6
6

Precipitation Type

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

Precipitation Probability (%)

59
85
95
86
54
95
87
26
14
14
51
36
4
9
6
10
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.6
0.9
0.7
0
1.2
0.5
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
18
16
16
17
17
17
17
18
18
17
17
17
17
17
17
16
16
16
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
96
93
89
86
78
81
83
85
85
89
90
95
98
96
95
95
95
96
98

Pressure (mb)

1013
1013
1012
1013
1013
1013
1013
1013
1012
1012
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009

Ozone (du)

277
277
278
279
282
282
282
281
282
282
282
283
283
284
284
285
285
285
286
288
289
290
290
289

Saturday 29

Waning Gibbous 97%

19:10

06:25

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

Sun - Rise: 05:34, Set: 18:47, Transit: 12:10. Moon - Rise: 19:10, Set: 06:25. Civil Dark: 19:15 - 05:05. Nautical Dark: 19:49 - 04:32. Astro Dark: 20:24 - 03:57

Total Clouds (% Sky Obscured)

97
100
100
71
53
31
18
5
22
38
60
49
38
29
19
10
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

76
79
64
34
10
0
0
0
1
1
1
3
5
5
4
2
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

42
43
26
15
0
0
0
0
0
0
0
3
7
11
8
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

93
100
96
45
45
31
18
5
22
38
60
45
25
4
3
2
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
5
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

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)

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

Chance of Frost

Temperature (°C)

14
14
14
15
17
18
19
21
22
23
23
23
23
24
24
22
20
19
18
18
18
17
17
16

Feels Like (°C)

15
15
14
16
18
19
21
21
23
23
23
24
24
24
27
25
23
20
19
19
18
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
98
92
74
58
45
41
40
40
38
35
37
56
66
68
64
59
54
50
48
48
51

Pressure (mb)

1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1008
1009
1010
1010
1010
1010
1010
1010

Ozone (du)

288
289
291
295
296
296
297
299
301
301
300
299
299
299
299
299
299
300
302
303
304
304
304
305

Sunday 30

Waning Gibbous 93%

19:32

07:31

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

Sun - Rise: 05:35, Set: 18:45, Transit: 12:10. Moon - Rise: 19:32, Set: 07:31. Civil Dark: 19:13 - 05:07. Nautical Dark: 19:47 - 04:33. Astro Dark: 20:22 - 03:58

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
3
5
4
7
11
10
10
10
7
3
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
2
4
7
11
10
10
10
7
3
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
7
11
10
10
10
7
3
0
0
0
0
0

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 (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
17
20
21
22
22
23
23
23
24
26
26
28
27
25
24
18
18
19
19
19
18

Dew Point (°C)

7
6
6
8
10
8
6
4
4
4
5
5
9
12
15
14
13
12
12
11
10
9
8
7

Relative Humidity (%)

54
54
53
56
59
47
38
32
28
28
29
30
37
46
57
59
62
65
64
63
62
60
58
55

Pressure (mb)

1010
1010
1010
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1009
1010
1011
1011
1012
1012
1012
1012
1013
1013

Ozone (du)

305
306
306
306
306
307
307
307
308
309
308
307
307
307
306
306
306
306
305
305
305
306
307
309

Monday 31

Waning Gibbous 86%

19:56

08:39

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

Sun - Rise: 05:35, Set: 18:44, Transit: 12:10. Moon - Rise: 19:56, Set: 08:39. Civil Dark: 19:12 - 05:08. Nautical Dark: 19:45 - 04:34. Astro Dark: 20:20 - 03:59

Total Clouds (% Sky Obscured)

0
0
0
0
0
7
13
19
30
39
48
59
70
83
71
60
50
48
43
34
39
44
52
53

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
6
9
10
11
10
26
42
60
43
29
16
18
18
18
25
33
39
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
14
24
27
27
29
32
31
30
26
25
27
23
29
31
21

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 (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

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 (%)

4
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
6
5
3
0
0
0
0
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
16
15
14
19
19
19
20
20
21
25
25
25
26
26
26
19
19
18
18
17
17

Dew Point (°C)

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

Relative Humidity (%)

57
60
62
61
58
55
50
46
42
41
40
39
45
53
62
66
70
75
72
69
67
67
68
69

Pressure (mb)

1013
1013
1014
1014
1015
1015
1015
1015
1016
1015
1015
1014
1014
1014
1015
1016
1016
1017
1018
1018
1019
1019
1019
1019

Ozone (du)

310
311
312
312
311
311
311
312
313
312
312
312
311
310
309
308
307
307
307
308
308
308
308
309

Tuesday 1

Waning Gibbous 83%

20:22

09:49

Sun - Rise: 05:36, Set: 18:42, Transit: 12:09. Moon - Rise: 20:22, Set: 09:49. Civil Dark: 19:10 - 05:09. Nautical Dark: 19:43 - 04:35. Astro Dark: 20:18 - 04:00

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: 26/08/26 03:59:37. Forecast: 26/08/26 to 01/09/26. Timezone: UTC+8.00