Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 26

Waxing Gibbous 98%

17:40

04:25

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

Sun - Rise: 05:37, Set: 18:39, Transit: 12:08. Moon - Rise: 17:40, Set: 04:25. Civil Dark: 19:04 - 05:11. Nautical Dark: 19:34 - 04:42. Astro Dark: 20:05 - 04:11

Total Clouds (% Sky Obscured)

16
26
32
30
5
18
19
38
47
55
64
62
31
28
36
29
28
28
27
22
25
21
52
55

Low Clouds (% Sky Obscured)

2
8
6
3
0
1
1
2
3
4
22
15
2
1
2
1
2
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
1
6
11
31
31
40
45
32
12
10
14
10
1
4
4
5
9
0
37
33

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

Chance of Frost

Temperature (°C)

24
24
25
26
27
28
30
30
31
31
31
31
30
29
28
27
27
27
26
26
25
25
25
24

Feels Like (°C)

29
29
29
30
31
32
34
35
35
35
35
35
35
35
34
32
31
31
31
31
30
31
30
28

Dew Point (°C)

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

Relative Humidity (%)

95
97
92
84
78
72
67
62
58
58
58
60
67
77
80
82
87
90
90
91
92
95
95
94

Pressure (mb)

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

Ozone (du)

280
279
280
280
281
282
283
282
281
281
283
283
281
280
279
280
282
283
283
283
282
281
282
282

Thursday 27

Waxing Gibbous 100%

18:10

No Set

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

Sun - Rise: 05:37, Set: 18:38, Transit: 12:07. Moon - Rise: 18:10, Set: No Set. Civil Dark: 19:03 - 05:12. Nautical Dark: 19:33 - 04:43. Astro Dark: 20:04 - 04:12

Total Clouds (% Sky Obscured)

35
62
64
23
19
36
21
31
67
66
67
12
15
29
56
75
55
26
34
42
48
48
59
70

Low Clouds (% Sky Obscured)

3
2
2
2
1
3
1
2
2
2
2
1
1
2
4
3
2
2
2
12
20
24
32
43

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
2
2
3
3
3
3
3
3
3
3
2
0
10

High Clouds (% Sky Obscured)

6
47
55
4
3
1
7
7
59
60
60
3
3
2
2
31
35
3
2
7
7
3
20
16

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

28
29
28
29
32
32
33
33
34
33
33
33
35
34
32
32
30
30
31
31
30
30
30
29

Dew Point (°C)

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

Relative Humidity (%)

95
95
88
82
73
64
61
56
55
54
54
57
63
74
80
87
90
92
97
97
97
97
98
98

Pressure (mb)

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

Ozone (du)

282
283
283
282
281
282
281
281
281
280
279
278
279
279
280
280
279
280
278
278
277
278
277
277

Friday 28

Full Moon 100%

18:38

05:25

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 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:38, Set: 18:36, Transit: 12:07. Moon - Rise: 18:38, Set: 05:25. Civil Dark: 19:02 - 05:13. Nautical Dark: 19:31 - 04:43. Astro Dark: 20:02 - 04:13

Total Clouds (% Sky Obscured)

74
60
61
69
49
86
91
92
86
53
75
41
83
42
39
27
30
23
27
40
39
78
79
91

Low Clouds (% Sky Obscured)

49
49
57
62
34
53
69
92
78
40
72
3
2
2
2
2
4
0
4
11
8
2
0
0

Medium Clouds (% Sky Obscured)

0
2
0
0
31
0
0
22
28
29
15
28
21
6
13
10
19
8
3
3
0
0
0
1

High Clouds (% Sky Obscured)

34
7
4
4
4
77
85
88
35
4
4
19
71
28
24
8
4
4
7
7
7
60
65
80

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
3
3
4
9
3
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
2
25
28
53
68
94
95
95
89
90
95
65
44
43
10
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.8
1.1
1
0.3
0.6
1.1
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
9
9
10
10
10
10
9
10
10
10
10
9
8
8
8
8
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

25
25
25
26
28
29
30
30
31
31
31
30
30
29
28
27
27
27
27
26
26
26
26
26

Feels Like (°C)

28
28
29
29
30
32
31
32
33
33
33
33
34
32
32
31
31
31
32
31
30
31
29
29

Dew Point (°C)

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

Relative Humidity (%)

98
98
95
88
81
72
68
64
69
67
68
76
80
85
90
91
91
95
95
95
95
95
95
95

Pressure (mb)

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

Ozone (du)

278
278
277
277
277
277
277
277
277
277
277
277
277
277
276
276
278
279
279
279
279
278
278
278

Saturday 29

Waning Gibbous 97%

19:05

06:25

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:38, Set: 18:35, Transit: 12:07. Moon - Rise: 19:05, Set: 06:25. Civil Dark: 19:00 - 05:13. Nautical Dark: 19:30 - 04:44. Astro Dark: 20:01 - 04:14

Total Clouds (% Sky Obscured)

88
98
100
98
97
94
93
90
89
93
96
100
69
66
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

7
7
4
3
3
3
11
31
51
74
81
12
12
12
12
15
12
26
45
95
93
51
55
63

Medium Clouds (% Sky Obscured)

8
17
26
31
35
39
41
41
42
36
30
24
29
36
43
42
44
43
42
43
42
61
78
90

High Clouds (% Sky Obscured)

77
94
100
94
87
74
58
43
35
57
78
100
65
60
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
8
8
9
9
9
9
9
9
9
9
9
2

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

Precipitation Probability (%)

4
5
2
20
28
31
32
33
33
52
69
85
95
95
95
95
95
89
83
76
61
92
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.6
1
1.2
1.6
1.1
0.8
0.6
0.4
0.3
0
0.3
0.6
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

29
30
29
29
30
30
31
32
32
33
32
32
31
32
31
28
28
28
27
27
28
29
29
28

Dew Point (°C)

25
25
25
24
24
23
23
23
23
23
22
24
24
25
26
25
25
25
25
25
25
25
25
25

Relative Humidity (%)

94
95
92
86
81
75
71
67
65
64
64
71
77
85
90
92
92
94
95
95
95
97
100
98

Pressure (mb)

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

Ozone (du)

278
280
280
281
281
282
281
280
279
277
276
276
276
276
277
277
277
277
277
275
276
276
276
277

Sunday 30

Waning Gibbous 93%

19:33

07:26

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:39, Set: 18:34, Transit: 12:06. Moon - Rise: 19:33, Set: 07:26. Civil Dark: 18:59 - 05:14. Nautical Dark: 19:29 - 04:45. Astro Dark: 19:59 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
97
100
97
100
100
94
100
100
99
98
97
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

83
93
97
98
98
97
93
37
41
48
40
37
53
11
8
12
8
4
8
8
12
29
47
64

Medium Clouds (% Sky Obscured)

84
79
73
67
61
60
58
58
54
53
46
47
50
56
56
69
73
77
84
92
99
99
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
84
94
100
94
100
100
77
99
99
93
86
80
73
66
75
78
86
83

ISS Passover

Visibility (miles)

0
0
0
0
3
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
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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
93
90
89
82
76
70
60
39
28
12
22
16
6
10
12
11
18
21
22

Precipitation Amount (mm)

0.8
0.7
0.5
0.6
0.6
0.6
0.7
0.7
0.5
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
10
11
12
13
13
13
14
14
14
14
13
13
12
11
10
10
9
9
8
8
7
6

Chance of Frost

Temperature (°C)

25
25
25
25
25
25
25
25
26
26
26
25
25
24
24
23
23
22
22
22
22
22
22
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
97
95
95
91
82
72
67
66
67
72
78
79
77
74
76
78
80
80
80
80
80
81

Pressure (mb)

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

Ozone (du)

277
278
279
279
280
282
283
283
283
283
283
283
283
281
282
282
282
282
282
282
282
281
281
281

Monday 31

Waning Gibbous 86%

20:02

08:28

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:40, Set: 18:33, Transit: 12:06. Moon - Rise: 20:02, Set: 08:28. Civil Dark: 18:58 - 05:15. Nautical Dark: 19:27 - 04:46. Astro Dark: 19:58 - 04:15

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

75
85
95
95
95
93
92
91
87
84
78
72
72
72
73
76
81
84
88
92
96
78
63
48

Medium Clouds (% Sky Obscured)

99
97
96
95
93
92
94
97
100
100
100
100
97
93
90
93
96
98
98
98
97
98
98
98

High Clouds (% Sky Obscured)

80
73
70
64
62
68
79
80
82
90
94
99
99
99
99
92
83
73
77
85
90
93
97
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
Very Light Rain
Light Rain
Very Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

22
19
15
19
21
22
34
44
50
47
40
30
51
67
76
64
47
8
22
28
22
48
55
51

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.3
0
0
0.3
0.6
0.9
0.6
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
80
76
74
74
77
77
79
82
83
85
87
89
88
87
87
87
87
85
87
85
85
84
82

Pressure (mb)

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

Ozone (du)

281
282
284
285
286
286
287
287
287
287
287
288
288
288
289
289
289
289
289
289
288
288
288
288

Tuesday 1

Waning Gibbous 77%

20:34

09:33

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 OK
19 OK
20 OK
21 OK
22 Good
23 Good
00 Good
01 Good

Sun - Rise: 05:40, Set: 18:31, Transit: 12:06. Moon - Rise: 20:34, Set: 09:33. Civil Dark: 18:56 - 05:15. Nautical Dark: 19:26 - 04:46. Astro Dark: 19:56 - 04:16

Total Clouds (% Sky Obscured)

100
99
99
98
96
91
77
67
58
46
37
32
31
29
27
23
19
5
5
4
4

Low Clouds (% Sky Obscured)

34
23
12
10
9
7
4
2
0
0
0
0
0
0
0
1
2
3
2
0
0

Medium Clouds (% Sky Obscured)

98
98
98
97
96
91
77
67
58
46
37
32
31
29
27
23
19
5
5
4
4

High Clouds (% Sky Obscured)

72
45
17
43
61
68
58
45
44
34
25
20
15
12
5
10
4
5
1
1
2

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

Fog (%)

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

Precipitation Probability (%)

41
40
39
52
59
65
64
64
63
56
48
37
32
24
10
14
13
6
11
11
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
85
86
76
68
60
58
56
55
58
61
64
68
73
77
77
79
81
83
84

Pressure (mb)

1013
1014
1014
1015
1015
1015
1015
1014
1014
1013
1013
1014
1014
1014
1014
1014
1014
1015
1015
1014
1014

Ozone (du)

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

Forecast for Gaotang, China (32.74,118.43)

Generated: 26/08/26 05:12:55. Forecast: 26/08/26 to 01/09/26. Timezone: UTC+8.00