Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

New Moon 0%

06:07

17:02

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
00 Good

Sun - Rise: 06:31, Set: 17:26, Transit: 11:58. Moon - Rise: 06:07, Set: 17:02. Civil Dark: 17:54 - 06:03. Nautical Dark: 18:25 - 05:32. Astro Dark: 18:56 - 05:01

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
5
10
6
5
3
3
8

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
3
4
5
10
6
4
3
3
8

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 (%)

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

Chance of Frost

Temperature (°C)

4
3
3
2
2
2
2
3
6
8
10
11
12
12
12
12
12
10
10
9
9
8
7
7

Feels Like (°C)

3
2
1
1
1
0
0
1
4
7
8
10
11
12
12
11
10
9
8
7
7
7
6
6

Dew Point (°C)

-12
-13
-14
-14
-14
-14
-14
-14
-13
-13
-13
-14
-14
-15
-15
-16
-16
-16
-14
-11
-10
-10
-10
-11

Relative Humidity (%)

30
29
29
28
30
30
30
27
24
21
18
16
14
13
13
13
13
14
17
23
25
26
27
27

Pressure (mb)

1038
1038
1038
1038
1038
1038
1039
1039
1039
1039
1039
1038
1037
1035
1035
1035
1035
1035
1036
1036
1036
1037
1036
1036

Ozone (du)

299
296
294
292
291
290
290
290
292
294
295
294
295
294
292
294
295
293
293
295
298
297
297
296

Wednesday 22

Waxing Crescent 1%

07:09

17:25

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

Sun - Rise: 06:32, Set: 17:25, Transit: 11:58. Moon - Rise: 07:09, Set: 17:25. Civil Dark: 17:52 - 06:04. Nautical Dark: 18:24 - 05:33. Astro Dark: 18:55 - 05:02

Total Clouds (% Sky Obscured)

26
53
53
54
37
61
70
74
42
69
72
75
75
80
77
97
81
94
88
94
96
96
95
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
35
65
43
63
68
70
69
59
57
54
51
46

Medium Clouds (% Sky Obscured)

26
50
52
54
36
55
58
57
31
56
72
73
64
60
55
93
76
91
86
94
93
90
88
89

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 (%)

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
1
9
17
15
16
15
8
1
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
3
2
2
2
2
2
2
3
3
2
3
2
3
3
3
4
4
3
3

Chance of Frost

Temperature (°C)

6
5
5
4
4
3
3
4
6
8
10
11
11
11
11
11
10
9
8
8
7
7
7
6

Feels Like (°C)

5
4
4
3
1
1
2
2
4
6
9
10
10
10
10
9
7
7
5
6
4
3
3
3

Dew Point (°C)

-11
-12
-12
-12
-13
-13
-13
-13
-13
-12
-11
-10
-10
-9
-8
-7
-6
-7
-7
-8
-8
-6
-5
-5

Relative Humidity (%)

28
28
29
29
29
29
29
28
25
23
22
22
23
24
27
29
31
32
33
32
33
39
42
44

Pressure (mb)

1036
1036
1036
1036
1036
1036
1036
1037
1037
1037
1036
1035
1035
1034
1034
1034
1034
1034
1035
1035
1035
1035
1035
1035

Ozone (du)

297
296
293
294
297
301
302
302
308
306
305
304
302
303
304
301
300
297
301
301
301
300
298
299

Thursday 23

Waxing Crescent 3%

08:11

17:53

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

Sun - Rise: 06:33, Set: 17:23, Transit: 11:58. Moon - Rise: 08:11, Set: 17:53. Civil Dark: 17:51 - 06:05. Nautical Dark: 18:22 - 05:34. Astro Dark: 18:54 - 05:03

Total Clouds (% Sky Obscured)

100
86
77
88
90
89
83
75
53
45
20
17
28
27
43
46
57
83
66
60
71
72
45
75

Low Clouds (% Sky Obscured)

43
43
53
56
52
46
36
31
29
28
6
0
10
17
29
27
20
19
0
2
4
7
13
19

Medium Clouds (% Sky Obscured)

100
68
70
66
59
54
25
21
24
26
16
13
21
22
34
44
51
70
65
60
63
60
44
26

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
4
0
0
0
2
23
12
2
20
25
2
25

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

Chance of Frost

Temperature (°C)

6
6
6
6
5
5
5
6
8
10
11
12
13
13
13
13
13
11
11
10
10
10
9
9

Feels Like (°C)

3
4
4
3
3
3
3
3
6
9
10
13
13
14
14
13
12
10
8
8
9
7
7
9

Dew Point (°C)

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

Relative Humidity (%)

45
46
49
54
59
62
62
60
54
50
45
40
37
36
36
36
38
41
48
50
52
53
54
56

Pressure (mb)

1035
1035
1035
1035
1036
1036
1036
1037
1037
1037
1036
1036
1035
1034
1034
1034
1034
1034
1034
1035
1035
1035
1035
1034

Ozone (du)

301
302
298
298
297
296
296
293
291
291
292
289
288
286
286
284
281
280
278
277
277
277
277
280

Friday 24

Waxing Crescent 7%

09:14

18:26

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

Sun - Rise: 06:34, Set: 17:22, Transit: 11:58. Moon - Rise: 09:14, Set: 18:26. Civil Dark: 17:50 - 06:06. Nautical Dark: 18:21 - 05:35. Astro Dark: 18:53 - 05:04

Total Clouds (% Sky Obscured)

22
53
68
20
83
72
24
34
34
22
30
14
15
19
27
39
48
96
97
98
99
100
100
100

Low Clouds (% Sky Obscured)

22
27
29
20
21
10
0
10
20
22
16
8
2
3
3
3
4
4
4
4
6
22
4
0

Medium Clouds (% Sky Obscured)

8
2
1
0
0
8
18
15
12
8
6
2
2
3
3
4
6
26
28
35
42
50
58
67

High Clouds (% Sky Obscured)

3
16
15
1
15
8
0
0
0
0
2
0
0
10
20
33
39
87
94
95
97
99
99
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
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
1
0
2
2
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
6
5
6
4
4
5
7
9
11
11
12
13
13
13
13
12
9
9
8
8
7
8

Dew Point (°C)

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

Relative Humidity (%)

57
60
61
62
62
64
62
58
51
47
41
40
40
40
40
41
43
45
46
48
50
51
52
54

Pressure (mb)

1034
1034
1034
1033
1033
1033
1033
1033
1033
1032
1032
1031
1029
1028
1028
1027
1027
1027
1027
1027
1027
1028
1027
1027

Ozone (du)

281
281
280
279
279
277
278
277
277
277
276
274
273
274
273
274
273
276
276
276
276
277
278
279

Saturday 25

Waxing Crescent 12%

10:15

19:06

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
00 Bad

Sun - Rise: 06:35, Set: 17:21, Transit: 11:58. Moon - Rise: 10:15, Set: 19:06. Civil Dark: 17:48 - 06:08. Nautical Dark: 18:20 - 05:36. Astro Dark: 18:51 - 05:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
83
78
74
76
77
79
77
76
78
66
54

Low Clouds (% Sky Obscured)

0
0
0
0
2
3
5
3
2
0
0
0
0
11
35
39
45
39
34
32
31
30
23
17

Medium Clouds (% Sky Obscured)

75
78
86
90
90
90
90
95
95
96
100
100
100
52
48
47
55
68
79
77
76
78
66
53

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
37
23
9
7
6
10
10
25
40
31
31

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 (%)

1
2
2
0
1
2
0
3
3
2
5
5
2
1
1
0
8
11
12
14
12
4
5
4

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

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
8
9
10
11
12
12
13
14
14
14
14
13
12
12
11
11
11
10

Feels Like (°C)

7
8
7
6
6
6
6
6
7
8
10
11
11
12
13
13
13
12
12
12
10
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

55
56
57
59
59
60
60
57
53
52
50
46
42
36
36
34
34
38
43
50
45
41
37
34

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1025
1024
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

277
279
278
280
283
286
287
286
284
285
284
285
286
286
285
285
284
285
286
287
289
291
294
294

Sunday 26

Waxing Crescent 20%

11:12

19:54

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

Sun - Rise: 06:36, Set: 17:19, Transit: 11:58. Moon - Rise: 11:12, Set: 19:54. Civil Dark: 17:47 - 06:09. Nautical Dark: 18:19 - 05:37. Astro Dark: 18:50 - 05:06

Total Clouds (% Sky Obscured)

37
33
28
25
17
9
0
0
0
0
1
3
4
18
31
38
20
10
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

11
12
12
13
8
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

35
31
26
23
17
9
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

22
17
8
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 (%)

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
1
1
0
2
1
1
1
1
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
3
2
3
3
3
3
3
5
6
7
8
8
8
8
8
8
8
9
10
10
10
10
9

Chance of Frost

Temperature (°C)

10
9
8
8
7
7
7
8
10
13
15
16
16
16
16
15
14
13
11
10
9
8
8
7

Feels Like (°C)

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

Dew Point (°C)

-7
-9
-9
-9
-9
-9
-8
-8
-7
-6
-6
-6
-7
-8
-8
-9
-9
-11
-12
-12
-13
-14
-14
-16

Relative Humidity (%)

30
27
28
29
30
31
32
32
28
26
23
21
20
18
19
18
19
19
19
20
19
19
19
18

Pressure (mb)

1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1024
1025
1027
1028
1029
1030
1030

Ozone (du)

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

Monday 27

Waxing Crescent 28%

12:03

20:49

Sun - Rise: 06:37, Set: 17:18, Transit: 11:58. Moon - Rise: 12:03, Set: 20:49. Civil Dark: 17:46 - 06:10. Nautical Dark: 18:18 - 05:38. Astro Dark: 18:49 - 05:07

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: 21/10/25 00:45:44. Forecast: 21/10/25 to 27/10/25. Timezone: UTC+8.00