Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

Waxing Crescent 20%

09:11

21:31

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

Sun - Rise: 04:54, Set: 19:37, Transit: 12:15. Moon - Rise: 09:11, Set: 21:31. Civil Dark: 20:09 - 04:22. Nautical Dark: 20:49 - 03:42. Astro Dark: 21:35 - 02:57

Total Clouds (% Sky Obscured)

16
7
8
16
2
2
3
43
31
100
33
36
42
100
100
100
100
94
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

8
2
2
0
0
1
1
1
0
0
0
0
0
0
6
11
14
11
15
12
29
32
30
15

Medium Clouds (% Sky Obscured)

0
6
5
16
2
1
2
43
3
3
6
36
1
3
10
8
29
17
97
89
98
95
99
100

High Clouds (% Sky Obscured)

0
0
0
8
0
0
0
0
31
100
32
12
42
100
100
100
100
35
100
100
100
97
93
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
1
0
0
0
0
0
0
0
0
0
0
0
0
2
0
4
11
32
46
48

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
24
22
21
20
21
20
20
18
18
17
18
20
21
23
23
24
23
24
24
23
24
23
23

Dew Point (°C)

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

Relative Humidity (%)

67
82
89
90
92
90
89
87
86
87
87
86
82
75
66
63
59
54
50
49
53
59
67
79

Pressure (mb)

1002
1003
1004
1004
1004
1005
1004
1003
1003
1003
1002
1002
1003
1002
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002

Ozone (du)

306
306
307
310
314
316
317
316
312
312
313
315
315
316
315
315
315
313
314
311
310
309
307
307

Saturday 18

Waxing Crescent 29%

10:19

21:55

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
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 Bad
16 OK
17 OK

Sun - Rise: 04:55, Set: 19:37, Transit: 12:16. Moon - Rise: 10:19, Set: 21:55. Civil Dark: 20:09 - 04:23. Nautical Dark: 20:48 - 03:44. Astro Dark: 21:34 - 02:59

Total Clouds (% Sky Obscured)

100
100
94
74
83
78
77
75
70
60
47
46
62
69
70
69
73
62
45
55
42
47
37
31

Low Clouds (% Sky Obscured)

14
12
15
20
51
67
77
47
33
60
43
19
38
69
70
56
31
26
25
26
33
47
37
31

Medium Clouds (% Sky Obscured)

100
100
94
74
83
75
70
60
65
54
17
22
50
65
70
69
71
51
18
42
7
0
2
2

High Clouds (% Sky Obscured)

100
100
76
65
65
65
44
0
0
2
0
0
1
4
2
2
4
3
8
7
3
1
2
1

ISS Passover

Visibility (miles)

9
6
1
9
7
8
3
9
8
8
6
8
4
6
9
9
9
9
9
4
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
67
22
5
2
6
9
4
2
3
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

89
95
86
95
93
85
81
75
88
67
62
56
55
45
26
30
23
13
42
37
8
15
17
15

Precipitation Amount (mm)

0.9
1.3
0.8
0.9
0.6
0.4
0.3
0
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
20
20
19
19
19
18
18
18
18
17
17
18
19
20
21
22
23
25
25
26
26
26
25

Feels Like (°C)

24
22
21
22
21
20
19
20
20
19
18
19
20
21
21
23
24
25
27
27
27
28
28
26

Dew Point (°C)

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

Relative Humidity (%)

87
93
95
95
95
92
90
92
92
92
93
95
95
93
96
96
96
89
67
67
65
60
63
77

Pressure (mb)

1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1003
1002
1002
1002
1002

Ozone (du)

308
309
310
310
311
320
321
326
326
326
327
327
327
327
328
325
325
325
326
326
328
327
325
324

Sunday 19

Waxing Crescent 39%

11:25

22:17

18 OK
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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 04:56, Set: 19:36, Transit: 12:16. Moon - Rise: 11:25, Set: 22:17. Civil Dark: 20:08 - 04:24. Nautical Dark: 20:47 - 03:45. Astro Dark: 21:33 - 03:00

Total Clouds (% Sky Obscured)

37
88
84
88
90
95
100
100
100
100
99
100
100
100
100
100
92
100
100
81
86
93
99
96

Low Clouds (% Sky Obscured)

37
41
26
24
46
57
86
96
89
87
71
82
78
76
85
89
92
91
92
81
86
93
92
73

Medium Clouds (% Sky Obscured)

2
0
0
0
0
2
6
31
97
92
77
89
10
18
22
14
22
37
0
1
18
78
51
49

High Clouds (% Sky Obscured)

0
65
65
65
65
66
96
100
100
100
97
100
100
100
100
100
25
96
75
1
29
60
85
90

ISS Passover

Visibility (miles)

9
9
9
5
1
0
0
0
1
0
0
0
0
0
8
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
88
90
98
99
99
99
61
87
63
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
Light Rain
Light Rain
Moderate Rain
None
Very Light Rain
Moderate Rain
None
None
Moderate Rain
Moderate Rain
Ice pellet
None
Light Rain
Light Rain
None
Light Rain
Ice pellet
Ice pellet
Ice pellet

Precipitation Probability (%)

15
2
0
3
10
67
95
95
91
95
95
27
31
95
95
95
62
95
77
31
85
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.5
1.3
3
0
0.3
4.4
0
0
2.9
3.6
2.5
0
1.6
0.6
0
0.4
0.8
1.4
2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
22
20
19
19
19
19
19
19
19
18
18
19
19
20
20
20
23
22
22
24
23
22
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
94
98
98
100
100
98
98
100
98
100
100
100
98
92
89
91
87
85
81
83
85
84
87

Pressure (mb)

1002
1003
1004
1005
1005
1005
1004
1004
1005
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1004
1003
1004
1003
1003

Ozone (du)

326
329
329
326
321
321
320
316
316
316
316
316
317
317
318
315
315
316
316
315
317
319
318
319

Monday 20

Waxing Crescent 50%

12:29

22:39

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 04:57, Set: 19:35, Transit: 12:16. Moon - Rise: 12:29, Set: 22:39. Civil Dark: 20:07 - 04:25. Nautical Dark: 20:47 - 03:46. Astro Dark: 21:31 - 03:01

Total Clouds (% Sky Obscured)

99
100
100
100
100
97
94
92
91
85
94
69
76
70
82
90
97
91
84
78
84
88
97
82

Low Clouds (% Sky Obscured)

91
96
90
77
90
92
92
92
91
56
51
45
65
70
82
84
83
81
80
78
68
72
80
54

Medium Clouds (% Sky Obscured)

54
55
43
24
6
12
16
17
11
5
0
0
0
0
0
0
0
3
0
0
2
2
0
4

High Clouds (% Sky Obscured)

91
95
98
99
100
70
40
4
0
0
25
0
26
0
20
40
60
51
32
12
39
62
97
82

ISS Passover

Visibility (miles)

9
9
1
0
0
0
0
1
0
0
2
6
1
0
3
0
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

Ice pellet
Ice pellet
Ice pellet
Ice pellet
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
75
63
47
19
17
20
14
25
13
3
15
7
7
22
21
46
73

Precipitation Amount (mm)

2.5
3.2
2.6
2.5
2.3
2.5
1.4
0.5
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
3
3
3
4
4
4
3
3
3
3
3
3
4
4
4
4
5
6
6
7
6
6
6

Chance of Frost

Temperature (°C)

21
20
19
19
19
19
19
20
20
20
19
19
20
21
22
23
24
25
26
26
27
26
26
26

Feels Like (°C)

24
23
21
22
21
22
21
22
22
22
22
20
23
23
24
25
26
27
28
28
28
29
28
28

Dew Point (°C)

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

Relative Humidity (%)

94
98
98
100
100
100
100
98
98
98
98
98
100
96
96
97
92
80
79
76
78
76
78
87

Pressure (mb)

1004
1004
1004
1004
1005
1004
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1004
1004
1004
1003
1003
1003
1002

Ozone (du)

323
325
324
321
320
318
318
321
319
318
318
320
318
320
319
315
315
314
313
313
313
312
312
310

Tuesday 21

First Quarter 47%

13:34

23:03

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 04:58, Set: 19:35, Transit: 12:16. Moon - Rise: 13:34, Set: 23:03. Civil Dark: 20:06 - 04:26. Nautical Dark: 20:46 - 03:47. Astro Dark: 21:30 - 03:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
93
95
93
91
100

Low Clouds (% Sky Obscured)

44
41
33
77
90
42
40
36
42
42
41
44
40
36
44
48
47
73
76
71
67
63
59
57

Medium Clouds (% Sky Obscured)

64
83
18
78
73
82
91
100
88
96
86
51
24
18
6
3
0
0
1
1
2
4
4
1

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
91
100
99
99
98
99
99
100
99
95
93
89
89
91
100

ISS Passover

Visibility (miles)

9
5
9
1
8
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

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

Precipitation Probability (%)

95
95
95
95
95
72
73
85
73
60
31
16
10
5
39
58
73
67
58
34
41
44
44
45

Precipitation Amount (mm)

1
0
0.6
1.6
0.8
0.3
0.3
0.5
0.4
0.2
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
4
4
5
3
3
4
4
3
3
3
3
3
3
4
5
5
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

29
25
24
22
21
22
21
20
20
21
20
19
21
23
23
23
22
22
22
23
24
28
28
27

Dew Point (°C)

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

Relative Humidity (%)

92
94
95
96
96
96
95
95
92
89
92
93
93
91
85
76
69
63
61
59
57
62
66
70

Pressure (mb)

1003
1003
1004
1005
1006
1006
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1004
1004
1003
1003
1003
1002

Ozone (du)

306
303
303
305
306
308
308
309
311
309
311
314
317
319
322
323
324
326
325
325
325
325
326
326

Wednesday 22

Waxing Gibbous 60%

14:37

23:29

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 04:58, Set: 19:34, Transit: 12:16. Moon - Rise: 14:37, Set: 23:29. Civil Dark: 20:05 - 04:27. Nautical Dark: 20:45 - 03:48. Astro Dark: 21:29 - 03:04

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

58
56
62
65
68
63
57
55
62
64
67
69
72
75
70
66
61
63
49
22
43
66
90
63

Medium Clouds (% Sky Obscured)

0
0
10
19
29
53
75
89
86
77
68
73
74
78
75
84
88
91
93
97
100
100
97
88

High Clouds (% Sky Obscured)

100
95
92
91
94
94
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
8
7
8
8
9
7
5
3
2
1
0
3
6
9
9
9
9
7
4
2
4
7
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

44
40
66
84
95
95
95
95
95
95
95
95
95
95
95
95
77
79
86
95
95
95
95
92

Precipitation Amount (mm)

0
0
0.2
0.3
0.5
1.1
1.7
2.1
1.4
1
0.6
0.9
0.9
0.8
1
0.9
0.4
0.5
0.6
0.8
0.9
1.1
1.4
0.8

Wind Speed/Direction (mph)

4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
4
4
3
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

28
29
29
23
23
25
25
24
24
21
21
21
21
21
21
22
22
22
24
25
26
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

79
88
98
98
98
98
100
98
100
98
98
100
98
96
93
89
83
78
83
89
95
96
96
97

Pressure (mb)

1003
1003
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1003
1003
1003
1003
1003

Ozone (du)

324
322
320
319
319
318
318
317
317
315
314
312
311
309
308
308
308
308
307
306
305
306
307
308

Thursday 23

Waxing Gibbous 69%

15:40

00:00

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
10 OK
11 Good
12 Good
13 Good

Sun - Rise: 04:59, Set: 19:33, Transit: 12:16. Moon - Rise: 15:40, Set: 00:00. Civil Dark: 20:04 - 04:28. Nautical Dark: 20:43 - 03:49. Astro Dark: 21:27 - 03:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
89
79
69
74
82
88
67
47
26
24
22
22
15
3
3

Low Clouds (% Sky Obscured)

36
11
10
16
23
33
39
37
45
46
48
47
42
26
24
22
22
15
3
3

Medium Clouds (% Sky Obscured)

43
30
30
35
20
3
4
1
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
61
41
39
49
63
80
61
32
3
2
1
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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

71
44
43
37
24
43
42
16
14
9
1
1
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
21
20
20
20
20
20
19
19
19
19
20
22
23
24
25
26
27
28

Feels Like (°C)

25
24
23
23
23
22
22
22
22
22
21
22
21
21
20
28
28
28
29
30

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
95
95
93
93
93
93
93
92
93
88
84
80
69
60
51
50
50

Pressure (mb)

1003
1003
1004
1004
1004
1005
1005
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004

Ozone (du)

309
310
311
312
314
316
316
316
317
316
316
316
316
317
318
318
319
320
318
316

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 17/07/26 18:19:45. Forecast: 17/07/26 to 23/07/26. Timezone: UTC+8.00