Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 16

Waning Crescent 0%

04:53

18:34

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 OK
10 OK
11 OK
12 OK
13 Bad
14 Bad

Sun - Rise: 05:06, Set: 18:58, Transit: 12:02. Moon - Rise: 04:53, Set: 18:34. Civil Dark: 19:25 - 04:38. Nautical Dark: 19:58 - 04:05. Astro Dark: 20:33 - 03:30

Total Clouds (% Sky Obscured)

98
100
100
100
85
80
86
75
83
72
100
100
76
100
75
79
55
52
43
30
15
20
75
81

Low Clouds (% Sky Obscured)

0
0
0
0
0
5
0
0
0
0
0
13
22
20
18
19
13
13
8
1
0
0
1
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
8
20
10
3
1
0
1
0
0
0
0
2
0
1
0
3

High Clouds (% Sky Obscured)

96
100
100
100
61
49
57
61
73
67
100
100
39
100
35
23
15
16
4
14
4
5
66
60

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)

18
17
16
14
12
12
12
14
14
14
12
12
11
11
11
12
14
15
15
15
15
15
15
15

Chance of Frost

Temperature (°C)

29
28
27
26
24
24
23
22
21
20
19
19
18
17
17
18
19
21
22
24
27
28
29
30

Feels Like (°C)

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

Dew Point (°C)

13
13
15
16
14
15
15
14
15
15
15
14
14
14
14
14
15
14
13
15
13
12
11
11

Relative Humidity (%)

36
39
46
53
54
57
59
62
67
72
75
75
77
79
81
81
76
66
58
55
42
36
33
32

Pressure (mb)

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

Ozone (du)

319
319
318
318
317
317
315
315
314
312
311
311
312
313
313
313
313
313
313
312
312
312
311
310

Sunday 17

New Moon 3%

05:48

19:51

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:05, Set: 18:59, Transit: 12:02. Moon - Rise: 05:48, Set: 19:51. Civil Dark: 19:26 - 04:38. Nautical Dark: 19:59 - 04:05. Astro Dark: 20:34 - 03:29

Total Clouds (% Sky Obscured)

92
100
100
100
100
100
100
100
77
100
100
100
100
80
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
3
2
1
0
0
0
0
0
0
0
0
0
4
7
21
18
14
27
7
54
50
48
48

Medium Clouds (% Sky Obscured)

2
19
30
30
30
33
34
87
41
19
71
61
75
80
83
74
99
100
100
89
95
100
100
100

High Clouds (% Sky Obscured)

84
100
100
100
100
100
100
100
47
100
100
100
100
29
98
100
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
7
4

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
Very Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
13
24
52
75
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
1.2
2.6

Wind Speed/Direction (mph)

15
15
14
12
12
12
12
14
14
13
12
12
11
11
11
10
10
10
9
8
8
7
7
5

Chance of Frost

Temperature (°C)

30
29
29
27
26
25
24
23
22
22
21
20
20
19
19
19
19
20
21
22
22
23
23
22

Feels Like (°C)

26
26
26
25
23
22
21
20
20
19
19
18
18
17
17
17
19
19
20
21
22
23
24
23

Dew Point (°C)

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

Relative Humidity (%)

31
32
37
44
51
54
58
60
64
66
69
69
71
72
75
75
77
76
74
70
67
71
74
81

Pressure (mb)

1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009

Ozone (du)

311
311
310
309
309
309
310
310
309
309
308
309
308
307
306
305
305
304
304
304
302
301
299
299

Monday 18

Waxing Crescent 9%

06:52

21:04

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:04, Set: 19:00, Transit: 12:02. Moon - Rise: 06:52, Set: 21:04. Civil Dark: 19:27 - 04:37. Nautical Dark: 20:00 - 04:04. Astro Dark: 20:35 - 03:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

64
74
83
86
89
89
89
87
98
87
85
86
88
88
89
89
97
98
99
100
99
97
97
98

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
97
98
100
100
100
100
100
80
99
91
91
81
87
95
95
73

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
96
100
100
100
100
100
50
62
50
37
36
50
61
93
52
90
100

ISS Passover

Visibility (miles)

6
4
3
3
3
6
5
3
3
5
4
8
3
2
0
0
1
1
1
0
0
0
1
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
Light Rain
Moderate Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
66
64
64
65
57
53
54

Precipitation Amount (mm)

0.7
1.3
2.6
2.3
3.3
1.2
1.6
1.5
0.6
0.6
0.8
1.5
1.4
2.7
2.6
2
0.6
0.2
0.2
0.2
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
21
20
20
20
20
20
20
20
20
19
19
19
19
19
19
19
19
20
20
20
20
20

Feels Like (°C)

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

Dew Point (°C)

20
19
20
19
19
19
19
19
19
19
19
18
19
19
19
19
19
19
19
19
20
20
20
20

Relative Humidity (%)

91
88
92
95
96
96
95
96
95
95
96
96
96
98
100
98
98
96
98
98
98
98
98
98

Pressure (mb)

1009
1009
1008
1009
1009
1009
1010
1009
1009
1009
1008
1008
1007
1007
1007
1007
1008
1008
1008
1008
1008
1007
1007
1006

Ozone (du)

299
297
296
297
296
296
295
296
296
297
296
296
296
298
300
301
302
301
302
302
302
302
302
302

Tuesday 19

Waxing Crescent 8%

08:03

22:08

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:04, Set: 19:00, Transit: 12:02. Moon - Rise: 08:03, Set: 22:08. Civil Dark: 19:28 - 04:36. Nautical Dark: 20:01 - 04:03. Astro Dark: 20:36 - 03:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
100
100
100
100
97
93
90
83
76
68
72
75
78
78
77
77
81
85
90
87
85
84
81

Medium Clouds (% Sky Obscured)

90
84
78
100
99
94
90
87
84
82
82
86
91
96
95
94
38
29
37
35
35
40
45
33

High Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
80
100
100
55
50
36
60
48
48
63
67
73
71

ISS Passover

Visibility (miles)

9
9
9
9
2
2
2
2
0
0
0
0
0
0
0
0
0
0
2
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

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

Precipitation Probability (%)

56
54
46
40
33
28
29
42
36
42
53
54
47
46
62
74
76
70
65
66
89
95
95
75

Precipitation Amount (mm)

0.3
0.3
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0.2
0
0.3
0
0.2
0.5
0.6
0.6
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

20
20
20
20
20
19
19
19
19
19
19
19
19
19
20
19
19
19
20
19
19
19
20
19

Relative Humidity (%)

96
96
98
96
96
96
98
98
98
98
98
98
98
98
98
98
98
96
96
93
92
89
87
83

Pressure (mb)

1006
1006
1006
1006
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004

Ozone (du)

302
301
302
302
301
301
300
299
299
300
300
300
300
300
303
305
306
307
308
308
309
309
309
308

Wednesday 20

Waxing Crescent 17%

09:15

23:02

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
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

Sun - Rise: 05:03, Set: 19:01, Transit: 12:02. Moon - Rise: 09:15, Set: 23:02. Civil Dark: 19:28 - 04:36. Nautical Dark: 20:02 - 04:02. Astro Dark: 20:37 - 03:27

Total Clouds (% Sky Obscured)

100
100
95
91
87
71
50
43
36
39
40
88
87
83
88
91
98
98
97
97
92
87
64
72

Low Clouds (% Sky Obscured)

79
77
82
81
82
65
50
33
29
24
20
82
85
83
86
85
84
84
85
86
70
55
40
43

Medium Clouds (% Sky Obscured)

21
9
5
2
0
0
0
0
0
0
0
1
0
0
1
2
4
3
1
0
0
0
0
0

High Clouds (% Sky Obscured)

75
65
30
67
85
71
37
43
36
39
40
53
65
70
56
63
72
50
27
5
11
16
6
23

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 (%)

55
37
29
17
2
2
2
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

23
23
23
22
21
20
20
20
19
19
19
18
18
17
17
18
19
20
21
22
24
25
26
26

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
74
78
85
89
93
95
93
95
95
95
95
95
93
95
90
85
81
76
72
67
65
62
59

Pressure (mb)

1004
1004
1004
1005
1005
1006
1007
1007
1008
1008
1007
1007
1009
1009
1010
1010
1010
1011
1011
1011
1011
1010
1010
1009

Ozone (du)

308
308
310
312
313
313
314
313
313
312
313
313
314
315
317
317
317
317
315
314
312
311
310
309

Thursday 21

Waxing Crescent 28%

10:26

23:46

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

Sun - Rise: 05:03, Set: 19:02, Transit: 12:02. Moon - Rise: 10:26, Set: 23:46. Civil Dark: 19:29 - 04:35. Nautical Dark: 20:02 - 04:02. Astro Dark: 20:38 - 03:26

Total Clouds (% Sky Obscured)

80
94
81
68
51
40
40
39
59
79
99
98
97
96
97
99
100
100
100
100
99
98
96
97

Low Clouds (% Sky Obscured)

47
51
41
32
23
28
34
39
53
63
72
66
72
80
78
75
73
77
80
84
85
86
87
85

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
22
45
71
78
85
92
86
79
73
78
83
88
91

High Clouds (% Sky Obscured)

42
62
74
68
51
40
40
39
59
79
97
89
87
95
97
98
100
100
100
100
96
98
96
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0
0

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
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

Precipitation Probability (%)

0
0
0
1
0
2
1
0
5
9
14
43
66
86
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.8
0.9
1
1.2
1.4
1.4
1.5
1.6
1.8
1.2

Wind Speed/Direction (mph)

7
6
6
7
7
7
6
6
6
7
7
8
8
8
9
9
9
9
9
9
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
63
64
68
73
78
80
82
85
85
86
88
90
93
96
96
96
98
98
98
98
98
98
98

Pressure (mb)

1009
1008
1008
1008
1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1006
1005
1005
1004

Ozone (du)

308
307
306
307
307
308
308
308
309
307
305
304
304
304
303
303
303
302
302
301
301
300
300
299

Friday 22

Waxing Crescent 39%

11:32

00:23

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

Sun - Rise: 05:02, Set: 19:02, Transit: 12:03. Moon - Rise: 11:32, Set: 00:23. Civil Dark: 19:30 - 04:35. Nautical Dark: 20:03 - 04:01. Astro Dark: 20:39 - 03:25

Total Clouds (% Sky Obscured)

98
99
99
100
100
100
100
100
100
100
100
100
100
100
92
84
76

Low Clouds (% Sky Obscured)

84
84
86
88
91
87
84
80
82
85
88
90
92
95
88
81
74

Medium Clouds (% Sky Obscured)

93
96
85
74
64
83
94
100
86
72
58
57
57
51
34
17
0

High Clouds (% Sky Obscured)

98
95
93
97
100
100
100
100
100
100
99
66
33
5
4
4
1

ISS Passover

Visibility (miles)

0
0
1
4
6
9
8
8
7
5
4
3
5
7
9
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
90
86
86
69
59
48
39
26
4
6
7
9

Precipitation Amount (mm)

0.8
0.6
0.8
0.6
0.9
0.6
0.5
0.5
0.3
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
22
22
22
21
21
21
21
21
21
21
21
21
21
21
21

Feels Like (°C)

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

Dew Point (°C)

22
22
22
21
21
21
21
21
21
21
21
21
21
20
20
20
20

Relative Humidity (%)

96
96
96
96
96
98
96
98
98
98
98
98
98
96
96
93
91

Pressure (mb)

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

Ozone (du)

298
298
297
298
299
299
300
301
301
302
302
302
303
304
305
306
306

Forecast for Gaotang, China (32.74,118.43)

Generated: 16/05/26 15:44:00. Forecast: 16/05/26 to 22/05/26. Timezone: UTC+8.00