Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 31

Full Moon 100%

19:23

04:22

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

Sun - Rise: 04:59, Set: 19:08, Transit: 12:03. Moon - Rise: 19:23, Set: 04:22. Civil Dark: 19:36 - 04:31. Nautical Dark: 20:10 - 03:57. Astro Dark: 20:47 - 03:20

Total Clouds (% Sky Obscured)

26
60
35
30
20
20
4
7
1
1
0
8
4
21
7
100
72
72
81
53
88
99
83
73

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
9
10
0
0
0
1
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
36
29
52

High Clouds (% Sky Obscured)

26
60
35
30
20
20
3
4
1
1
0
6
4
17
2
100
72
72
78
53
88
99
83
22

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)

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

Chance of Frost

Temperature (°C)

20
19
19
18
17
17
19
23
25
27
28
30
30
31
31
31
30
29
27
25
24
23
23
22

Feels Like (°C)

21
19
19
18
17
18
20
23
24
26
27
28
29
30
29
29
28
28
27
25
24
23
21
21

Dew Point (°C)

11
9
9
9
9
9
9
9
9
10
10
10
11
11
12
12
13
14
14
12
12
12
13
12

Relative Humidity (%)

54
53
53
56
58
59
49
41
37
35
31
30
29
29
30
31
35
41
44
45
47
49
50
52

Pressure (mb)

1012
1011
1011
1011
1011
1012
1013
1013
1013
1012
1012
1011
1010
1010
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011

Ozone (du)

306
307
306
305
306
307
306
305
305
306
306
306
305
303
302
303
303
303
303
302
302
302
301
300

Monday 1

Waning Gibbous 98%

20:17

05:06

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

Sun - Rise: 04:59, Set: 19:09, Transit: 12:04. Moon - Rise: 20:17, Set: 05:06. Civil Dark: 19:37 - 04:31. Nautical Dark: 20:11 - 03:56. Astro Dark: 20:48 - 03:19

Total Clouds (% Sky Obscured)

53
42
55
56
52
1
35
5
11
1
8
35
28
54
40
45
48
88
68
67
64
44
41
28

Low Clouds (% Sky Obscured)

1
2
2
0
0
0
0
0
0
0
0
3
7
8
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

41
10
51
56
36
1
27
2
8
1
8
16
10
23
25
30
28
30
45
41
46
30
41
28

High Clouds (% Sky Obscured)

5
5
15
8
2
0
0
3
0
0
1
1
1
0
0
0
9
70
21
45
26
6
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 (%)

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)

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

Chance of Frost

Temperature (°C)

21
21
20
19
18
18
21
23
25
27
29
31
31
32
32
32
32
31
28
26
25
24
23
23

Feels Like (°C)

19
19
18
18
17
20
21
23
25
27
30
31
32
33
33
33
33
31
28
26
26
25
26
24

Dew Point (°C)

11
12
11
11
11
11
12
12
12
12
13
15
15
15
15
15
15
17
17
15
14
17
21
21

Relative Humidity (%)

53
56
57
58
60
63
56
49
42
39
37
37
36
36
35
35
36
43
51
49
50
66
85
91

Pressure (mb)

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

Ozone (du)

299
299
300
298
298
299
299
297
296
296
297
297
297
297
297
295
296
296
295
295
295
296
296
295

Tuesday 2

Waning Gibbous 98%

21:07

05:56

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

Sun - Rise: 04:58, Set: 19:09, Transit: 12:04. Moon - Rise: 21:07, Set: 05:56. Civil Dark: 19:37 - 04:30. Nautical Dark: 20:12 - 03:56. Astro Dark: 20:49 - 03:19

Total Clouds (% Sky Obscured)

11
5
16
19
4
4
4
4
3
28
53
66
70
40
44
45
65
65
72
77
89
93
94
90

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
17
44
31
5
4
5
5
5
5
5
4
0
5
5
5

Medium Clouds (% Sky Obscured)

11
5
16
19
3
3
3
3
3
3
0
23
22
3
0
0
0
0
0
1
2
3
9
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
3
6
3
3
0
0
2
9
25
38
26
16

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
4
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
14
28
39
43
23
1
0
0
0
0
1
1
0
0
1
14
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
21
20
20
19
20
23
25
27
29
31
32
33
33
33
33
32
31
29
27
26
25
25
24

Feels Like (°C)

24
24
24
23
22
25
27
29
31
33
34
34
35
34
35
34
34
33
31
28
27
26
26
26

Dew Point (°C)

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

Relative Humidity (%)

92
95
96
96
93
92
81
74
66
60
57
54
51
51
48
49
55
58
57
60
70
73
74
78

Pressure (mb)

1007
1006
1006
1006
1006
1006
1006
1007
1006
1006
1005
1005
1004
1003
1003
1003
1002
1002
1003
1003
1003
1004
1004
1003

Ozone (du)

294
295
295
295
294
295
295
296
296
295
295
295
294
294
294
293
293
294
294
294
293
294
294
293

Wednesday 3

Waning Gibbous 95%

21:51

06:51

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 OK

Sun - Rise: 04:58, Set: 19:10, Transit: 12:04. Moon - Rise: 21:51, Set: 06:51. Civil Dark: 19:38 - 04:30. Nautical Dark: 20:12 - 03:56. Astro Dark: 20:50 - 03:18

Total Clouds (% Sky Obscured)

89
89
74
83
90
95
98
97
94
88
73
85
90
93
97
100
100
100
100
100
99
98
75
39

Low Clouds (% Sky Obscured)

14
10
4
0
0
0
0
0
0
0
11
21
32
31
30
29
20
10
0
3
6
9
6
3

Medium Clouds (% Sky Obscured)

26
29
41
45
45
46
43
48
47
46
44
42
54
76
92
96
91
40
34
25
24
19
12
10

High Clouds (% Sky Obscured)

4
5
4
5
24
52
68
85
74
65
26
41
28
34
62
72
100
100
100
99
96
92
75
39

ISS Passover

Visibility (miles)

9
8
9
9
9
9
9
9
9
9
7
6
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 (%)

16
0
10
1
0
1
0
0
0
10
22
24
3
5
3
0
0
0
0
0
1
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
5
6
5
5
6
6
6
7
7
7
7
7
7
6
8
9
6
5
4
4
5
5
4

Chance of Frost

Temperature (°C)

24
23
23
23
22
23
25
26
27
29
31
32
32
33
33
33
31
30
28
27
27
27
27
26

Feels Like (°C)

25
25
24
25
24
24
26
27
28
31
32
35
35
35
34
33
32
31
29
29
28
28
28
27

Dew Point (°C)

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

Relative Humidity (%)

82
85
87
89
91
88
84
79
73
66
59
53
49
46
44
46
56
59
63
66
66
67
66
72

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1001
1001
1000
999
999
999
999
999
999
999
999
999
999

Ozone (du)

293
292
292
292
293
293
293
293
293
293
292
292
292
295
297
297
295
294
294
296
297
297
296
296

Thursday 4

Waning Gibbous 90%

22:29

07:49

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

Sun - Rise: 04:58, Set: 19:10, Transit: 12:04. Moon - Rise: 22:29, Set: 07:49. Civil Dark: 19:38 - 04:30. Nautical Dark: 20:13 - 03:55. Astro Dark: 20:50 - 03:18

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
14
19
23
23
24
30
9
4
15
9
31
35
39
42
56
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
14
19
23
23
24
30
9
0
0
0
0
1
2
3
2
1

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
2
0
5
5
5
5
20
49

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
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
2
19
27
30
34
31
24
21
15
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)

4
4
3
3
4
3
4
4
5
5
5
5
5
5
9
10
12
10
9
9
8
6
6
6

Chance of Frost

Temperature (°C)

25
24
24
24
23
25
27
29
31
33
34
35
36
37
35
34
33
31
29
26
25
24
23
22

Feels Like (°C)

27
28
28
28
27
29
31
32
34
36
36
37
38
38
37
37
37
37
37
37
24
24
24
23

Dew Point (°C)

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

Relative Humidity (%)

76
79
80
80
80
77
64
55
48
43
38
35
33
33
36
40
43
52
61
72
77
83
88
88

Pressure (mb)

999
998
998
999
999
999
1000
1000
1000
1000
1000
999
999
998
999
999
999
1000
1001
1002
1002
1003
1003
1003

Ozone (du)

296
297
297
299
302
304
306
309
306
303
301
301
301
300
300
300
300
301
301
302
303
304
305
305

Friday 5

Waning Gibbous 83%

23:03

08:48

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

Sun - Rise: 04:58, Set: 19:11, Transit: 12:04. Moon - Rise: 23:03, Set: 08:48. Civil Dark: 19:39 - 04:30. Nautical Dark: 20:14 - 03:55. Astro Dark: 20:51 - 03:18

Total Clouds (% Sky Obscured)

91
90
93
86
90
95
100
71
41
10
36
62
87
89
91
93
62
31
0
3
6
8
6
3

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
12
24
32
30
34
39
26
13
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

14
21
23
23
16
13
12
10
8
7
14
18
22
18
13
7
5
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

44
5
0
0
0
0
0
1
4
3
12
26
41
39
29
10
20
30
0
3
6
8
6
3

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)

6
5
6
6
6
7
7
7
7
8
9
9
9
10
10
10
11
10
9
9
8
8
8
7

Chance of Frost

Temperature (°C)

22
22
22
22
22
23
24
24
27
28
31
31
32
34
35
34
34
32
30
28
27
26
24
24

Feels Like (°C)

23
23
21
21
22
22
22
22
25
26
27
28
29
31
37
36
36
35
35
34
26
26
25
24

Dew Point (°C)

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

Relative Humidity (%)

87
85
85
85
85
83
79
77
70
63
57
53
49
46
48
49
51
55
60
65
70
77
83
84

Pressure (mb)

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

Ozone (du)

306
306
305
305
305
305
304
304
305
305
306
306
306
306
306
306
306
306
305
305
305
304
304
303

Saturday 6

Waning Gibbous 75%

23:33

09:47

Sun - Rise: 04:58, Set: 19:11, Transit: 12:04. Moon - Rise: 23:33, Set: 09:47. Civil Dark: 19:40 - 04:29. Nautical Dark: 20:14 - 03:55. Astro Dark: 20:52 - 03:17

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 Gaotang, China (32.74,118.43)

Generated: 31/05/26 01:37:46. Forecast: 31/05/26 to 06/06/26. Timezone: UTC+8.00