Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 23%

00:38

15:31

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:57, Set: 18:21, Transit: 12:09. Moon - Rise: 00:38, Set: 15:31. Civil Dark: 18:48 - 05:30. Nautical Dark: 19:20 - 04:58. Astro Dark: 19:53 - 04:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
64
62
100
100
54
56
58
92
81
86
100
91
100
100

Low Clouds (% Sky Obscured)

0
5
0
2
2
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
18
0
0

Medium Clouds (% Sky Obscured)

39
77
100
86
78
47
53
53
54
32
51
39
90
86
54
56
54
58
77
86
75
87
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
60
62
40
35
0
0
2
73
49
35
100
63
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
None
None
None
None

Precipitation Probability (%)

0
0
0
1
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
1
7

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)

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

Chance of Frost

Temperature (°C)

25
25
24
24
24
24
24
23
22
21
20
19
18
18
18
18
17
17
17
17
16
16
17
18

Feels Like (°C)

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

Dew Point (°C)

16
14
14
12
12
12
11
9
9
7
5
5
7
8
9
8
8
7
7
6
5
5
5
5

Relative Humidity (%)

57
52
53
45
46
46
43
42
42
40
39
41
46
52
55
54
53
52
51
48
47
47
45
42

Pressure (mb)

1015
1016
1015
1015
1015
1015
1015
1015
1016
1016
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1021
1022

Ozone (du)

290
290
290
289
289
289
289
291
291
290
290
290
290
291
292
293
293
295
297
299
301
300
299
300

Wednesday 17

Waning Crescent 14%

01:49

16:12

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

Sun - Rise: 05:58, Set: 18:20, Transit: 12:08. Moon - Rise: 01:49, Set: 16:12. Civil Dark: 18:47 - 05:31. Nautical Dark: 19:19 - 04:59. Astro Dark: 19:51 - 04:27

Total Clouds (% Sky Obscured)

100
76
100
100
100
30
25
30
30
30
25
6
7
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)

100
69
65
60
55
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
60
100
100
91
30
25
30
30
30
25
6
7
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 (%)

13
19
5
5
2
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
4
5
5
6
6
6
5
5
4
4
2
2
3
3
3
3
2
2
4
3
3
4
4

Chance of Frost

Temperature (°C)

19
19
19
19
19
19
20
20
19
17
16
16
15
15
14
14
13
13
13
13
12
13
16
18

Feels Like (°C)

17
17
18
16
17
17
18
18
17
16
15
15
17
15
15
14
13
14
13
13
12
13
15
18

Dew Point (°C)

4
1
-3
-3
-3
-3
3
5
5
5
5
6
6
5
4
3
3
4
4
4
3
3
3
4

Relative Humidity (%)

36
29
23
22
22
23
32
37
40
45
48
52
53
51
49
49
50
52
53
53
53
51
43
38

Pressure (mb)

1021
1021
1021
1020
1020
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023

Ozone (du)

301
302
302
303
301
301
305
304
300
298
298
299
297
297
299
299
298
297
296
296
295
296
297
298

Thursday 18

Waning Crescent 14%

02:59

16:44

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

Sun - Rise: 05:59, Set: 18:18, Transit: 12:08. Moon - Rise: 02:59, Set: 16:44. Civil Dark: 18:45 - 05:32. Nautical Dark: 19:17 - 05:00. Astro Dark: 19:49 - 04:28

Total Clouds (% Sky Obscured)

0
0
0
0
3
60
63
84
100
100
100
100
100
94
86
93
91
86
80
70
45
34
31
30

Low Clouds (% Sky Obscured)

0
0
0
0
3
13
0
0
0
0
0
0
0
0
0
0
0
0
0
12
24
34
31
30

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
31
52
77
80
70
45
34
10
5

High Clouds (% Sky Obscured)

0
0
0
0
0
35
43
67
100
100
100
100
100
89
76
88
88
81
75
70
45
34
31
30

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

33
30
26
22
20
20
22
29
34
35
36
36
38
41
44
48
50
52
53
54
54
53
47
41

Pressure (mb)

1023
1023
1022
1021
1020
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

299
301
302
300
297
295
292
290
288
286
285
285
285
286
287
287
288
291
295
294
293
294
294
294

Friday 19

Waning Crescent 8%

04:06

17:11

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

Sun - Rise: 06:00, Set: 18:16, Transit: 12:08. Moon - Rise: 04:06, Set: 17:11. Civil Dark: 18:43 - 05:33. Nautical Dark: 19:15 - 05:01. Astro Dark: 19:48 - 04:29

Total Clouds (% Sky Obscured)

25
30
30
38
45
20
4
80
80
28
0
3
4
0
0
1
0
1
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

25
23
11
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
10
35
23
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

25
30
30
38
45
20
0
10
10
9
0
2
2
0
0
1
0
1
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 (%)

1
1
1
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)

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

Chance of Frost

Temperature (°C)

19
20
21
22
22
22
22
21
20
18
17
16
16
15
15
14
14
14
13
13
14
15
16
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

36
32
29
27
24
23
23
28
39
42
44
45
47
49
52
55
58
59
60
60
59
55
47
42

Pressure (mb)

1019
1019
1018
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

294
295
295
294
295
296
296
297
297
298
300
301
301
301
301
302
304
304
304
304
307
307
305
305

Saturday 20

Waning Crescent 3%

05:11

17:34

10 Good
11 OK
12 OK
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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:01, Set: 18:15, Transit: 12:07. Moon - Rise: 05:11, Set: 17:34. Civil Dark: 18:42 - 05:34. Nautical Dark: 19:13 - 05:02. Astro Dark: 19:46 - 04:30

Total Clouds (% Sky Obscured)

0
24
47
71
80
90
90
100
100
96
97
97
98
99
99
100
84
69
53
61
66
73
66
63

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
33
63
90
70
70
35
28
21
16
15
14
17
18
23

High Clouds (% Sky Obscured)

0
24
47
71
80
90
90
100
100
96
97
97
98
99
99
100
83
66
48
61
66
73
64
54

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
1

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

Chance of Frost

Temperature (°C)

20
22
24
25
26
25
25
25
24
22
21
20
20
19
19
18
18
18
17
17
17
17
18
19

Feels Like (°C)

21
24
25
26
27
26
24
24
22
21
21
20
20
20
20
19
20
17
17
17
17
16
16
19

Dew Point (°C)

5
5
5
4
5
4
4
6
9
8
8
8
8
8
8
8
9
9
9
9
9
8
8
9

Relative Humidity (%)

36
33
29
26
25
24
25
29
39
41
44
45
46
48
50
52
53
56
59
62
59
55
52
51

Pressure (mb)

1018
1018
1017
1016
1016
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020

Ozone (du)

305
303
302
300
300
298
297
297
294
291
291
291
290
290
290
289
289
288
288
288
287
287
286
286

Sunday 21

Waning Crescent 1%

06:13

17:55

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 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 Good
08 Good
09 Good

Sun - Rise: 06:02, Set: 18:13, Transit: 12:07. Moon - Rise: 06:13, Set: 17:55. Civil Dark: 18:40 - 05:35. Nautical Dark: 19:12 - 05:03. Astro Dark: 19:44 - 04:31

Total Clouds (% Sky Obscured)

55
66
83
96
83
79
85
100
100
100
95
86
80
55
45
35
37
40
48
36
19
5
8
17

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
20
30
20
10
0
8
16

Medium Clouds (% Sky Obscured)

27
49
67
85
64
48
74
92
96
100
95
86
80
55
45
35
37
40
48
36
19
5
8
17

High Clouds (% Sky Obscured)

52
62
79
92
83
79
85
100
100
100
95
60
30
20
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 (%)

1
1
1
0
1
1
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

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

Chance of Frost

Temperature (°C)

21
22
24
25
26
26
25
25
23
22
20
19
18
17
17
16
16
15
15
14
15
16
17
19

Feels Like (°C)

19
20
20
21
21
26
26
26
24
23
21
19
19
18
18
18
17
16
15
15
16
16
16
19

Dew Point (°C)

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

Relative Humidity (%)

49
46
43
41
38
41
44
46
49
51
52
53
54
55
58
59
60
62
65
67
65
62
60
55

Pressure (mb)

1020
1020
1020
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

285
285
284
283
282
281
281
280
280
280
279
279
279
278
279
279
280
280
280
281
281
281
281
281

Monday 22

New Moon 0%

07:15

18:15

10 OK
11 OK
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

Sun - Rise: 06:03, Set: 18:12, Transit: 12:07. Moon - Rise: 07:15, Set: 18:15. Civil Dark: 18:38 - 05:36. Nautical Dark: 19:10 - 05:04. Astro Dark: 19:42 - 04:32

Total Clouds (% Sky Obscured)

25
37
50
62
65
68
72
79
85
90
86
81
78
81
84
87

Low Clouds (% Sky Obscured)

23
26
28
31
39
47
56
60
65
69
70
70
71
67
64
61

Medium Clouds (% Sky Obscured)

25
26
32
47
55
56
62
69
77
81
74
68
64
55
51
48

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
19
38
58

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
4
4
2
3
2
1
2
2
1
3
6
6
1
3
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
12
12
12
12
12
11
11
11
10
10
10
10
10
10

Relative Humidity (%)

51
46
45
44
43
42
42
41
43
45
46
47
49
50
52
54

Pressure (mb)

1023
1023
1022
1021
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

282
282
284
285
287
287
288
289
289
289
289
290
291
292
293
293

Forecast for Wangfujing, China (39.90,116.41)

Generated: 16/09/25 10:04:07. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+8.00