Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 21

Waning Crescent 45%

00:57

12:39

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: 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)

88
99
99
100
95
100
100
95
64
72
100
84
61
78
93
94
100
100
100
95
82
100
100
100

Low Clouds (% Sky Obscured)

12
14
14
16
16
9
12
7
3
1
0
1
1
0
0
0
0
1
1
1
0
0
0
0

Medium Clouds (% Sky Obscured)

10
13
14
29
31
24
83
70
39
35
33
42
29
28
83
77
71
70
41
30
36
16
52
39

High Clouds (% Sky Obscured)

62
97
96
100
96
100
100
70
64
72
100
84
61
78
52
78
98
100
100
95
82
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

Fog (%)

-
-
-
-
-
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
2
3
4
2
1
1
0
0
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)

10
10
10
11
10
7
6
6
7
8
10
11
12
12
12
12
12
11
10
9
8
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

25
24
24
24
24
24
25
24
24
24
24
24
24
23
24
25
25
25
25
25
24
25
24
25

Relative Humidity (%)

92
92
92
92
91
91
91
87
83
76
74
72
71
72
76
76
79
82
86
87
87
88
88
90

Pressure (mb)

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

Ozone (du)

287
285
285
285
285
285
284
285
287
288
288
289
289
288
290
292
291
292
291
290
288
286
286
285

Thursday 22

Waning Crescent 34%

01:32

13:38

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

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)

92
100
72
86
82
56
46
32
36
40
96
100
100
100
100
100
100
100
100
91
94
100
100
100

Low Clouds (% Sky Obscured)

1
2
3
6
4
1
0
0
3
2
1
2
1
1
0
2
10
14
18
21
18
10
11
22

Medium Clouds (% Sky Obscured)

9
54
36
49
8
16
8
32
36
35
28
2
5
15
15
1
1
18
19
1
0
0
0
1

High Clouds (% Sky Obscured)

88
98
49
52
74
37
45
32
12
40
96
100
100
100
100
100
100
100
100
85
92
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
1
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
0
0
0
0
0
0
2
2
2
0
2
3
4
5
10
7
4
5
5
3
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

29
30
30
30
30
30
31
32
33
34
34
34
34
33
33
32
32
32
31
32
31
31
31
31

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
88
90
91
88
86
82
80
78
75
73
73
75
75
80
83
87
91
92
92
94
95

Pressure (mb)

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

Ozone (du)

285
284
284
285
286
288
288
288
289
291
290
289
289
289
289
289
288
289
288
287
287
286
286
286

Friday 23

Waning Crescent 23%

02:07

14:40

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
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

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
97
76
67
76
100
100
68
68
76
49
27
26
100
57
41
74
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
55
56
42
32
43
48
50
46
34
32
22
16
11
11
5
8
12
13
9
3
8
14
9

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

100
97
53
43
74
100
100
35
36
61
37
15
16
100
52
41
71
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
4
3
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
3
2
3
9
22
2
2
2
4
7
7
7
5
7
9
7
9
11
25
14

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
5
5
5
5
5
5
7
10
11
13
15
15
18
19
20
19
18
16
15
14
12
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
97
95
95
97
95
95
91
86
80
77
75
76
76
79
80
82
83
87
87
88
88
91
91

Pressure (mb)

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

Ozone (du)

286
287
287
287
289
290
291
293
293
293
292
292
290
290
290
289
289
289
289
290
290
290
290
290

Saturday 24

Waning Crescent 14%

02:43

15:44

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: 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
100
100
100
86
99
99
98
99
80
94
100
100
100
100
100
100
100
100
100
98
96
94
95

Low Clouds (% Sky Obscured)

17
21
18
14
9
7
4
3
5
8
17
55
72
85
84
83
83
85
86
87
71
93
93
86

Medium Clouds (% Sky Obscured)

7
4
1
2
15
81
10
10
15
43
51
98
98
97
96
89
83
79
80
83
83
82
83
88

High Clouds (% Sky Obscured)

100
100
100
100
86
98
96
94
96
80
91
100
99
84
100
100
100
100
100
100
79
60
36
50

ISS Passover

Visibility (miles)

9
9
9
9
6
5
9
9
9
9
9
9
2
0
5
9
8
9
8
5
8
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
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

3
32
46
59
67
34
24
6
47
52
54
95
95
95
95
95
95
95
95
95
74
59
41
39

Precipitation Amount (mm)

0
0
0.4
0.5
0.5
0
0
0
0
0
0
0.6
1.6
2.1
1.4
1.2
1.2
0.9
0.8
0.8
0.5
0.3
0
0

Wind Speed/Direction (mph)

7
7
6
5
5
5
5
4
4
4
4
5
8
14
14
14
14
15
14
13
12
13
12
13

Chance of Frost

Temperature (°C)

27
27
27
27
27
27
27
27
28
28
28
29
29
28
28
28
27
27
26
26
26
25
25
25

Feels Like (°C)

31
30
30
30
30
31
30
31
31
32
32
32
31
26
26
25
25
24
24
24
24
24
24
23

Dew Point (°C)

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

Relative Humidity (%)

92
92
94
92
94
94
92
91
87
90
91
91
90
95
91
92
91
91
91
90
90
88
88
87

Pressure (mb)

1007
1006
1006
1006
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1011
1011
1012
1012
1013

Ozone (du)

290
289
289
289
289
287
287
289
289
289
289
289
288
288
289
288
288
290
291
291
291
291
291
290

Sunday 25

Waning Crescent 6%

03:22

16:51

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

97
99
99
99
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
97
96
95
94
95
94
95
95
96
98
97
96
95
94
87
61
73
84
86
88
90
93
86

Medium Clouds (% Sky Obscured)

93
97
98
98
99
98
95
95
95
95
82
87
77
96
97
97
97
98
99
99
99
98
97
98

High Clouds (% Sky Obscured)

62
77
63
49
34
43
51
63
74
87
99
99
99
99
99
100
100
94
89
83
83
83
83
89

ISS Passover

Visibility (miles)

9
6
3
5
4
8
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

37
42
55
57
53
35
32
31
44
50
38
53
63
73
62
52
25
21
21
9
27
32
34
30

Precipitation Amount (mm)

0
0
0.4
0.3
0.2
0
0
0
0
0
0
0
0.3
0.5
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
12
11
11
11
12
15
15
15
14
15
17
18
18
18
19
17
17
16
15
14
13

Chance of Frost

Temperature (°C)

25
24
24
24
24
24
24
24
24
24
24
24
23
23
23
23
23
23
23
22
22
22
22
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
87
87
88
88
88
85
85
85
85
84
83
80
79
78
76
74
75
78
79
78
78
76

Pressure (mb)

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

Ozone (du)

289
289
289
289
289
290
289
289
289
289
289
289
288
288
288
288
289
289
289
289
289
289
289
290

Monday 26

Waning Crescent 2%

04:07

18:02

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: 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
99
99
98
99
99
99
99
98
98
98
98
98
99
99
100
100
100
100
97
94
90
90

Low Clouds (% Sky Obscured)

78
71
61
52
42
50
59
64
67
72
80
79
78
71
65
57
52
40
26
12
8
6
3
2

Medium Clouds (% Sky Obscured)

99
99
95
93
91
93
95
96
93
91
88
86
86
83
88
95
100
76
52
28
47
66
85
78

High Clouds (% Sky Obscured)

94
100
99
99
98
76
53
31
43
53
65
63
59
56
71
85
100
100
100
100
74
48
22
36

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 (%)

25
16
18
18
15
17
18
18
16
12
5
10
9
0
2
3
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)

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

Chance of Frost

Temperature (°C)

22
22
22
22
22
22
22
23
23
23
23
23
24
24
24
24
24
24
24
24
23
23
23
23

Feels Like (°C)

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

Dew Point (°C)

17
17
17
17
17
17
17
18
18
18
18
18
18
18
19
19
19
19
19
19
18
18
18
18

Relative Humidity (%)

75
74
74
74
74
74
73
74
74
73
74
73
72
71
70
71
72
72
73
74
74
74
75
76

Pressure (mb)

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

Ozone (du)

290
290
290
290
291
291
292
292
293
293
293
293
293
292
292
293
293
294
294
295
295
295
295
295

Tuesday 27

New Moon 0%

04:58

19:14

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: 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)

88
86
91
96
100
94
89
84
87
89
91
92
93
94
95
96
96
97
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

1
0
1
1
2
5
7
11
21
31
40
42
43
44
32
21
10
18
26
34
49
63
77
73

Medium Clouds (% Sky Obscured)

71
64
76
88
100
91
82
73
68
63
58
65
73
81
83
86
89
80
71
61
72
82
92
91

High Clouds (% Sky Obscured)

50
64
76
88
100
71
42
13
26
40
53
60
67
74
79
83
87
90
94
97
98
99
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
1
2
1
2
2
1
1
1
0
0
1
0
7
8
5
19

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)

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

Chance of Frost

Temperature (°C)

22
22
22
22
22
22
22
23
23
23
24
24
24
25
25
25
25
25
24
24
23
23
23
23

Feels Like (°C)

22
22
22
22
22
22
21
21
21
23
23
22
22
22
22
25
25
25
24
24
24
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

76
76
76
76
78
78
75
74
72
72
71
71
71
71
71
73
77
79
82
83
83
83
80
79

Pressure (mb)

1014
1014
1013
1013
1013
1013
1014
1014
1015
1014
1014
1014
1014
1013
1012
1012
1012
1011
1012
1012
1012
1013
1013
1013

Ozone (du)

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

Forecast for Jiangjun’ao, China (24.00,118.00)

Generated: 21/05/25 05:01:23. Forecast: 21/05/25 to 27/05/25. Timezone: UTC+8.00