Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 21

Waning Crescent 45%

00:57

12:39

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: 05:22, Set: 18:46, Transit: 12:04. Moon - Rise: 00:57, Set: 12:39. Civil Dark: 19:11 - 04:58. Nautical Dark: 19:40 - 04:28. Astro Dark: 20:11 - 03:57

Total Clouds (% Sky Obscured)

99
99
100
94
100
100
100
91
100
91
100
92
83
98
88
69
100
100
100
99
100
89
100
100

Low Clouds (% Sky Obscured)

22
23
22
21
21
7
1
2
3
1
0
0
0
0
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

16
35
36
11
52
26
15
18
100
83
77
47
10
43
16
33
35
40
42
89
74
56
59
86

High Clouds (% Sky Obscured)

92
92
100
94
100
100
100
88
100
81
100
77
73
96
88
68
100
100
100
78
95
82
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
0
0
0
0
0
0
3
0
2
5
9
9
5
2
0
0
0
0
1
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
6
6
6
6
6
7
8
8
9
8
9
10
11
10
10
9
7
7
7
7
6
6

Chance of Frost

Temperature (°C)

26
26
26
26
26
26
26
27
28
29
29
29
29
29
29
29
28
28
27
27
27
27
27
27

Feels Like (°C)

28
29
29
29
29
29
30
31
31
31
31
32
32
32
32
32
31
31
31
30
31
31
30
30

Dew Point (°C)

24
24
24
24
24
24
24
24
23
24
24
24
24
24
26
26
25
25
25
25
25
25
25
25

Relative Humidity (%)

90
90
90
90
90
90
86
81
76
74
74
72
71
74
81
83
83
86
88
90
91
91
90
90

Pressure (mb)

1010
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011
1010
1010
1009
1008
1008
1008
1008
1008
1009
1009
1009
1009
1008

Ozone (du)

284
284
284
284
284
284
286
286
288
287
287
288
287
287
287
288
288
288
288
288
288
288
287
286

Thursday 22

Waning Crescent 34%

01:32

13:38

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Good
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: 05:22, Set: 18:46, Transit: 12:04. Moon - Rise: 01:32, Set: 13:38. Civil Dark: 19:11 - 04:57. Nautical Dark: 19:41 - 04:28. Astro Dark: 20:11 - 03:57

Total Clouds (% Sky Obscured)

100
100
100
100
94
63
50
18
56
65
71
81
73
100
90
97
93
100
100
100
100
100
91
94

Low Clouds (% Sky Obscured)

1
2
4
8
7
5
0
0
0
0
0
0
0
0
2
8
17
17
11
12
13
23
38
47

Medium Clouds (% Sky Obscured)

91
80
81
76
60
56
39
11
18
16
13
6
4
8
0
3
13
14
14
9
4
6
8
7

High Clouds (% Sky Obscured)

100
100
100
90
51
15
34
7
37
53
62
79
64
99
84
95
88
100
100
100
100
100
75
82

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
4
6
2
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
3
3
4
28
14
6
9
10
8
5
2
1
1
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
5
4
4
3
3
3
3
3
4
5
7
9
9
9
9
9
8
8
7
7
7
7
7

Chance of Frost

Temperature (°C)

27
26
26
26
26
26
27
27
28
30
31
31
30
30
30
30
29
28
28
27
27
27
27
27

Feels Like (°C)

30
30
30
30
30
31
31
32
33
34
35
35
34
33
33
33
31
32
31
30
30
30
30
30

Dew Point (°C)

25
25
25
24
24
24
25
25
26
26
26
26
25
26
26
26
26
26
26
26
26
26
26
26

Relative Humidity (%)

90
90
90
90
90
90
90
88
85
82
76
74
74
76
78
79
82
87
91
92
91
92
94
94

Pressure (mb)

1008
1007
1007
1007
1007
1008
1008
1009
1009
1009
1008
1008
1007
1006
1006
1005
1005
1006
1006
1007
1007
1008
1007
1007

Ozone (du)

285
286
285
285
286
287
287
287
289
290
289
288
288
289
288
288
288
288
287
287
287
287
287
287

Friday 23

Waning Crescent 23%

02:07

14:40

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: 05:22, Set: 18:47, Transit: 12:04. Moon - Rise: 02:07, Set: 14:40. Civil Dark: 19:12 - 04:57. Nautical Dark: 19:41 - 04:27. Astro Dark: 20:12 - 03:56

Total Clouds (% Sky Obscured)

100
98
69
81
61
73
77
47
52
93
53
53
59
91
56
56
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
54
35
31
30
36
20
18
24
24
16
13
16
18
18
17
15
13
12
19
29
37
40
43

Medium Clouds (% Sky Obscured)

8
8
3
0
0
1
0
0
3
3
4
4
0
0
0
0
0
2
1
1
0
0
4
5

High Clouds (% Sky Obscured)

100
92
60
70
47
58
69
37
45
88
30
31
38
81
26
31
100
100
100
100
100
100
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
1
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
2
3
25
4
20
5
7
4
5
8
12
16
20
19
13
8
9
7
12
23
18
10

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
6
8
9
11
13
14
16
17
18
18
16
15
15
14
14
13
11
10
10

Chance of Frost

Temperature (°C)

27
26
26
26
26
26
27
28
29
29
30
30
30
29
29
28
28
28
27
27
27
27
27
27

Feels Like (°C)

30
30
30
31
30
29
30
31
31
31
31
31
30
30
30
29
30
29
28
29
29
30
29
29

Dew Point (°C)

26
26
26
26
26
26
26
26
26
26
26
26
26
26
26
26
26
25
25
25
25
25
26
26

Relative Humidity (%)

95
97
95
97
97
95
92
90
86
82
79
78
80
81
83
86
87
87
88
88
90
90
92
92

Pressure (mb)

1006
1006
1005
1006
1006
1006
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005
1005
1006
1006
1006
1007
1007
1007

Ozone (du)

287
288
289
289
291
293
293
292
292
292
292
292
292
291
291
291
290
291
292
292
291
292
292
291

Saturday 24

Waning Crescent 14%

02:43

15:44

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: 05:21, Set: 18:47, Transit: 12:04. Moon - Rise: 02:43, Set: 15:44. Civil Dark: 19:12 - 04:56. Nautical Dark: 19:42 - 04:27. Astro Dark: 20:13 - 03:56

Total Clouds (% Sky Obscured)

100
69
93
100
97
94
91
94
96
98
99
93
100
100
100
100
99
99
98
98
98
98
99
99

Low Clouds (% Sky Obscured)

48
38
30
18
14
8
4
5
6
6
11
15
21
59
88
92
91
94
87
94
95
76
96
95

Medium Clouds (% Sky Obscured)

4
5
5
7
24
94
23
68
85
88
55
70
62
100
100
100
94
51
21
95
93
92
93
89

High Clouds (% Sky Obscured)

100
69
93
100
93
87
80
85
89
94
96
93
100
100
100
100
91
81
73
67
64
59
72
83

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
3
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
20
14
9
10
7
7
13
15
19
55
74
82
84
92
95
95
95
92
81
62
26
31
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.6
0.9
1.2
1
0.8
0.6
0.5
0.3
0
0
0

Wind Speed/Direction (mph)

9
8
7
6
4
4
5
5
6
6
7
6
11
11
12
12
13
14
14
16
15
15
14
14

Chance of Frost

Temperature (°C)

27
27
27
27
26
27
27
28
28
29
30
30
30
30
29
28
27
26
25
25
24
24
24
24

Feels Like (°C)

29
29
30
30
30
31
31
31
31
32
32
33
30
30
28
27
26
26
25
24
24
24
23
24

Dew Point (°C)

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

Relative Humidity (%)

92
92
94
94
92
92
88
83
81
77
75
78
87
90
88
90
90
90
88
88
89
89
88
89

Pressure (mb)

1006
1006
1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1011
1012
1012
1012
1012

Ozone (du)

289
288
288
288
287
287
288
290
290
290
289
289
287
287
287
286
288
288
289
289
289
290
290
290

Sunday 25

Waning Crescent 6%

03:22

16:51

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: 05:21, Set: 18:48, Transit: 12:04. Moon - Rise: 03:22, Set: 16:51. Civil Dark: 19:13 - 04:56. Nautical Dark: 19:43 - 04:26. Astro Dark: 20:13 - 03:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
100
100
99
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

94
93
90
91
93
95
97
97
97
96
83
85
92
64
65
67
67
70
72
73
73
73
75
76

Medium Clouds (% Sky Obscured)

92
92
94
97
98
99
100
99
99
98
99
99
100
93
88
84
87
90
91
93
93
93
93
91

High Clouds (% Sky Obscured)

95
93
90
86
72
57
43
62
81
100
100
100
100
43
70
98
97
96
95
96
92
88
86
83

ISS Passover

Visibility (miles)

9
6
4
7
8
8
5
5
6
8
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
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

39
54
51
42
54
58
62
59
62
54
51
49
43
11
13
10
40
44
19
25
24
17
28
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
15
15
16
15
15
17
17
19
19
19
19
19
19
20
19
19
19
19
19
18
17
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
88
89
88
91
92
89
88
87
85
85
81
78
72
71
69
69
66
65
63
67
70
75
75

Pressure (mb)

1012
1012
1012
1012
1012
1013
1014
1014
1014
1015
1015
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016

Ozone (du)

288
287
288
288
288
288
288
289
289
289
288
288
289
288
288
288
288
288
289
290
290
290
290
290

Monday 26

Waning Crescent 2%

04:07

18:02

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: 05:21, Set: 18:48, Transit: 12:05. Moon - Rise: 04:07, Set: 18:02. Civil Dark: 19:13 - 04:56. Nautical Dark: 19:43 - 04:26. Astro Dark: 20:14 - 03:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
100
100
100
100
97
95
92
94
97

Low Clouds (% Sky Obscured)

76
74
70
68
72
77
85
85
82
79
69
60
51
46
41
37
28
20
14
15
15
14
15
12

Medium Clouds (% Sky Obscured)

89
92
94
97
89
81
74
81
88
94
96
97
98
76
54
31
20
12
4
3
4
2
1
1

High Clouds (% Sky Obscured)

80
78
77
75
83
92
100
100
100
100
85
71
56
70
85
99
100
100
100
93
86
79
86
93

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

Precipitation Probability (%)

30
47
61
74
65
51
33
25
18
1
1
1
0
1
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.4
0.8
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
75
75
72
70
69
69
69
69
68
68
67
69
72
73
74
75
76
75
75
74
75

Pressure (mb)

1015
1015
1015
1014
1014
1015
1015
1016
1016
1015
1015
1015
1014
1014
1014
1013
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

290
289
290
291
291
291
291
292
292
292
293
293
293
293
293
294
294
294
295
295
295
296
296
295

Tuesday 27

New Moon 0%

04:58

19:14

Sun - Rise: 05:21, Set: 18:49, Transit: 12:05. Moon - Rise: 04:58, Set: 19:14. Civil Dark: 19:14 - 04:56. Nautical Dark: 19:44 - 04:26. Astro Dark: 20:15 - 03:55

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 Jiangjun’ao, China (24.00,118.00)

Generated: 21/05/25 01:11:25. Forecast: 21/05/25 to 27/05/25. Timezone: UTC+8.00