Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 89%

20:22

10:41

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

Sun - Rise: 07:23, Set: 16:49, Transit: 12:06. Moon - Rise: 20:22, Set: 10:41. Civil Dark: 17:19 - 06:53. Nautical Dark: 17:53 - 06:19. Astro Dark: 18:26 - 05:46

Total Clouds (% Sky Obscured)

0
2
6
11
10
23
34
58
64
33
31
20
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

Medium Clouds (% Sky Obscured)

0
0
1
1
0
23
34
58
64
33
31
20
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
2
4
8
6
2
2
3
4
0
3
3
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)

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

Chance of Frost

Temperature (°C)

-0
-1
-2
-2
-3
-3
-4
-5
-5
-4
-2
0
2
3
4
4
3
2
1
-1
-1
-2
-2
-3

Feels Like (°C)

-4
-5
-6
-6
-7
-7
-7
-7
-7
-6
-3
-2
-1
1
1
1
1
-1
-1
-2
-3
-3
-3
-4

Dew Point (°C)

-21
-21
-22
-22
-22
-22
-20
-20
-20
-21
-22
-23
-23
-23
-22
-22
-23
-23
-23
-23
-24
-24
-24
-24

Relative Humidity (%)

19
19
19
19
20
22
26
29
29
25
18
16
14
13
12
12
13
14
15
15
16
16
17
17

Pressure (mb)

1033
1033
1033
1033
1032
1032
1033
1033
1033
1034
1034
1034
1033
1031
1030
1029
1029
1029
1029
1029
1029
1029
1029
1029

Ozone (du)

340
335
329
329
328
326
325
324
322
320
319
321
325
325
323
318
316
318
317
320
322
320
315
318

Tuesday 9

Waning Gibbous 80%

21:35

11:17

00 Good
01 Good
02 Good
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

Sun - Rise: 07:24, Set: 16:49, Transit: 12:06. Moon - Rise: 21:35, Set: 11:17. Civil Dark: 17:19 - 06:53. Nautical Dark: 17:53 - 06:20. Astro Dark: 18:26 - 05:47

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
3
0
0
0
3
4

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
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
2
3

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)

2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
2
2
2
3
2

Chance of Frost

Temperature (°C)

-3
-4
-4
-5
-6
-6
-6
-6
-6
-5
-3
-0
1
3
4
4
4
3
2
1
0
-1
-1
-2

Feels Like (°C)

-5
-6
-6
-7
-8
-7
-8
-7
-7
-7
-4
-2
1
2
3
3
3
2
1
-0
-2
-2
-3
-4

Dew Point (°C)

-24
-24
-24
-25
-25
-25
-25
-25
-25
-24
-23
-22
-21
-20
-20
-20
-20
-20
-20
-21
-21
-21
-21
-21

Relative Humidity (%)

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

Pressure (mb)

1028
1028
1028
1028
1027
1027
1027
1028
1028
1028
1028
1028
1027
1026
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

319
322
322
325
327
328
328
326
326
332
337
340
340
343
342
341
340
342
340
338
332
327
331
329

Wednesday 10

Waning Gibbous 70%

22:45

11:45

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

Sun - Rise: 07:24, Set: 16:49, Transit: 12:07. Moon - Rise: 22:45, Set: 11:45. Civil Dark: 17:19 - 06:54. Nautical Dark: 17:53 - 06:20. Astro Dark: 18:26 - 05:48

Total Clouds (% Sky Obscured)

3
9
0
0
0
0
3
70
4
38
100
100
100
100
100
100
100
57
54
61
54
48
40
43

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
45
42
39
36
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
0
0
85
85
90
100
100
100
100
49
46
41
32
24
15
29

High Clouds (% Sky Obscured)

3
9
0
0
0
0
3
65
4
38
100
100
100
100
92
100
53
35
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)

3
3
3
2
3
3
2
3
2
2
3
3
3
3
3
2
2
3
3
2
3
3
3
2

Chance of Frost

Temperature (°C)

-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-1
2
3
5
5
5
5
4
2
2
2
1
0
-0

Feels Like (°C)

-4
-5
-5
-5
-5
-6
-5
-6
-7
-5
-5
-2
-1
1
1
2
1
0
-2
-2
-0
-1
-2
-2

Dew Point (°C)

-21
-20
-20
-19
-19
-18
-17
-16
-16
-17
-16
-15
-15
-14
-14
-13
-13
-12
-13
-10
-7
-7
-7
-8

Relative Humidity (%)

24
25
27
28
28
31
34
37
38
35
32
28
25
24
24
25
26
29
31
39
52
56
57
55

Pressure (mb)

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

Ozone (du)

328
326
319
317
315
316
312
307
301
302
301
303
306
311
315
316
316
317
320
322
322
328
334
334

Thursday 11

Waning Gibbous 60%

23:50

12:09

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

Sun - Rise: 07:25, Set: 16:49, Transit: 12:07. Moon - Rise: 23:50, Set: 12:09. Civil Dark: 17:19 - 06:55. Nautical Dark: 17:53 - 06:21. Astro Dark: 18:26 - 05:48

Total Clouds (% Sky Obscured)

35
29
25
19
8
10
15
74
50
52
75
84
41
84
89
91
96
96
97
100
100
100
97
99

Low Clouds (% Sky Obscured)

35
29
25
15
0
0
0
0
0
0
0
5
7
10
11
11
15
10
7
7
10
12
18
27

Medium Clouds (% Sky Obscured)

35
28
5
2
0
0
2
9
11
52
75
84
5
4
8
12
14
9
49
72
84
100
97
82

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
15
10
10
0
1
5
26
46
50
50
60
73
90
92
69
78
72

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-3
-3
-4
-4
-6
-5
-4
-3
-3
-2
-3
-3
-4
-4
-5
-5
-6
-7
-7
-8

Dew Point (°C)

-8
-9
-9
-10
-11
-12
-13
-13
-14
-13
-12
-11
-11
-13
-14
-15
-17
-16
-17
-18
-18
-16
-15
-16

Relative Humidity (%)

55
53
52
50
48
46
45
43
42
41
41
42
41
32
30
27
25
27
28
26
28
34
37
35

Pressure (mb)

1025
1026
1026
1027
1027
1027
1028
1029
1031
1032
1033
1034
1033
1033
1033
1034
1034
1035
1036
1036
1037
1038
1038
1039

Ozone (du)

329
327
327
325
324
318
316
303
299
303
304
306
311
309
305
304
305
303
303
313
321
321
322
320

Friday 12

Third Quarter 50%

No Rise

12:30

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
23 Bad

Sun - Rise: 07:26, Set: 16:49, Transit: 12:08. Moon - Rise: No Rise, Set: 12:30. Civil Dark: 17:19 - 06:56. Nautical Dark: 17:53 - 06:22. Astro Dark: 18:26 - 05:49

Total Clouds (% Sky Obscured)

87
97
98
99
100
100
100
100
100
100
100
100
100
100
99
99
98
99
99
100
100
100
100
99

Low Clouds (% Sky Obscured)

53
63
64
65
66
68
70
72
76
79
83
84
85
86
98
93
93
77
63
49
40
31
22
37

Medium Clouds (% Sky Obscured)

78
75
76
81
81
85
96
100
99
100
100
100
100
100
91
92
93
96
98
100
100
100
100
99

High Clouds (% Sky Obscured)

41
16
43
71
98
98
99
100
100
100
100
100
100
100
52
39
26
51
75
100
100
98
95
77

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
2
1
0
0
0
0
0
0

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
2
2
1
5
6
8
22
28
40
52
53
53
56
58
61
57
51
48
49

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-4
-4
-5
-5
-5
-6
-6
-6
-6
-5
-5
-4
-5
-5
-5
-4
-4
-4
-4
-5
-5
-5
-5
-5

Feels Like (°C)

-8
-8
-10
-9
-10
-10
-10
-10
-10
-9
-10
-9
-9
-9
-9
-8
-8
-7
-7
-7
-8
-8
-8
-8

Dew Point (°C)

-17
-19
-20
-21
-22
-22
-22
-23
-24
-25
-25
-24
-21
-17
-15
-12
-10
-7
-7
-6
-6
-6
-6
-6

Relative Humidity (%)

34
31
28
27
26
25
25
24
22
19
18
20
25
36
45
54
66
81
82
87
90
90
90
92

Pressure (mb)

1039
1039
1040
1039
1039
1038
1038
1039
1039
1039
1038
1038
1037
1036
1035
1034
1034
1034
1034
1033
1033
1033
1033
1032

Ozone (du)

322
323
323
323
325
329
330
329
328
329
331
325
323
321
321
321
320
320
322
323
324
325
327
328

Saturday 13

Waning Crescent 39%

00:52

12:51

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 OK
15 OK
16 OK
17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 Good
23 Good

Sun - Rise: 07:27, Set: 16:49, Transit: 12:08. Moon - Rise: 00:52, Set: 12:51. Civil Dark: 17:20 - 06:56. Nautical Dark: 17:54 - 06:23. Astro Dark: 18:26 - 05:50

Total Clouds (% Sky Obscured)

98
98
93
88
92
93
92
85
75
60
20
10
10
10
20
25
35
50
50
40
23
13
8
3

Low Clouds (% Sky Obscured)

53
69
61
53
45
30
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

98
98
92
86
85
93
92
85
75
60
20
10
10
10
20
25
35
50
50
40
23
13
8
0

High Clouds (% Sky Obscured)

68
65
75
75
85
76
47
7
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
3
6
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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

50
52
50
50
53
52
51
51
42
41
33
31
29
29
22
15
2
3
2
0
0
0
0
0

Precipitation Amount (mm)

0.2
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-5
-5
-5
-6
-6
-7
-7
-7
-7
-5
-3
-1
-1
-1
0
-1
-1
-1
-2
-3
-4
-4
-4
-4

Feels Like (°C)

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

Dew Point (°C)

-6
-6
-6
-7
-7
-7
-7
-7
-8
-6
-4
-2
-2
-2
-2
-2
-2
-2
-3
-5
-6
-7
-9
-10

Relative Humidity (%)

92
92
94
94
94
94
94
94
92
94
92
91
89
87
86
89
91
94
92
89
87
79
70
64

Pressure (mb)

1032
1031
1031
1030
1029
1028
1028
1028
1028
1028
1027
1027
1026
1025
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026

Ozone (du)

328
327
327
329
330
332
333
335
336
339
341
344
355
365
376
382
388
394
398
403
407
410
414
417

Sunday 14

Waning Crescent 30%

01:53

13:11

Sun - Rise: 07:27, Set: 16:50, Transit: 12:09. Moon - Rise: 01:53, Set: 13:11. Civil Dark: 17:20 - 06:57. Nautical Dark: 17:54 - 06:23. Astro Dark: 18:27 - 05:50

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 Wangfujing, China (39.90,116.41)

Generated: 08/12/25 00:11:33. Forecast: 08/12/25 to 14/12/25. Timezone: UTC+8.00