Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 20

Waxing Crescent 17%

08:56

23:30

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 OK
04 Bad
05 OK
06 OK
07 Good
08 OK
09 OK
10 Bad
11 OK
12 Bad

Sun - Rise: 04:48, Set: 19:23, Transit: 12:06. Moon - Rise: 08:56, Set: 23:30. Civil Dark: 19:54 - 04:16. Nautical Dark: 20:33 - 03:37. Astro Dark: 21:17 - 02:53

Total Clouds (% Sky Obscured)

100
100
97
95
97
93
92
72
59
69
59
67
58
52
37
51
41
33
16
32
24
62
31
51

Low Clouds (% Sky Obscured)

84
82
77
83
69
73
63
69
59
69
47
55
39
35
32
28
27
21
10
22
17
26
24
27

Medium Clouds (% Sky Obscured)

99
100
90
84
68
29
23
0
0
0
0
0
0
0
0
0
0
19
5
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
35
32
20
6
3
0
0
0
0
0
4
8
7
51
23
0
0
1
0
9
1
51

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
5
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
3
9
5
3
9
13
2
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
2
15
18
20
22
14
0
15
0
1
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
5
5
5
3
3
2
3
3
3
3
4
3
3
2
2
2
2
1
2
3
5

Chance of Frost

Temperature (°C)

18
19
20
19
18
17
15
13
13
13
13
12
12
11
11
11
11
12
15
18
21
23
24
25

Feels Like (°C)

18
18
18
18
17
16
15
13
14
13
13
13
13
12
12
12
12
14
17
20
23
24
24
25

Dew Point (°C)

11
11
11
11
11
12
13
12
12
12
12
12
12
11
10
10
10
11
11
11
10
9
8
8

Relative Humidity (%)

63
60
57
61
62
73
87
95
95
95
96
98
98
98
96
96
95
89
75
62
50
40
36
33

Pressure (mb)

1009
1009
1008
1008
1008
1008
1009
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1011
1012
1011
1011
1010
1010

Ozone (du)

329
338
341
346
351
354
358
351
347
343
342
342
341
342
341
342
342
345
341
339
338
338
337
336

Thursday 21

Waxing Crescent 28%

10:12

00:09

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
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

Sun - Rise: 04:47, Set: 19:24, Transit: 12:06. Moon - Rise: 10:12, Set: 00:09. Civil Dark: 19:55 - 04:15. Nautical Dark: 20:34 - 03:36. Astro Dark: 21:19 - 02:52

Total Clouds (% Sky Obscured)

65
60
58
70
55
95
48
59
100
100
100
100
94
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

32
24
30
38
21
16
1
13
20
31
33
36
40
43
85
95
89
92
93
94
94
97
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
45
31
48
30
23
39
60
100
93
100
99
100
100
100
100
100
100
100
100
74

High Clouds (% Sky Obscured)

65
60
58
45
49
82
43
59
100
100
100
100
80
100
100
100
100
100
100
100
100
100
85
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
7
4
3
0
0
1
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
68
23
75
52
45
20
2

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Moderate Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
4
0
24
80
83
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
0.8
0.6
0.7
1.5
1.6
1.4
3.7
2.9
1.2
2.5
2.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
25
24
23
22
20
17
15
14
14
14
14
14
14
14
14
13
13
12
12
12
12
12
12

Feels Like (°C)

25
25
24
23
21
20
17
17
15
14
13
13
13
13
13
13
12
12
12
12
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

34
38
42
47
50
58
71
80
83
82
83
84
83
82
78
83
93
95
96
96
98
98
96
96

Pressure (mb)

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

Ozone (du)

335
333
330
326
323
323
321
318
313
313
313
313
316
313
311
307
310
311
311
308
304
304
305
302

Friday 22

Waxing Crescent 39%

11:24

00:40

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
05 Bad
06 Bad
07 Bad
08 OK
09 OK
10 OK
11 Bad
12 Bad

Sun - Rise: 04:46, Set: 19:25, Transit: 12:06. Moon - Rise: 11:24, Set: 00:40. Civil Dark: 19:56 - 04:15. Nautical Dark: 20:36 - 03:35. Astro Dark: 21:20 - 02:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
87
78
88
92
91
93
87
79
65
59
52
47
38
38
35
54
72

Low Clouds (% Sky Obscured)

100
100
100
98
100
100
99
84
78
88
88
89
93
87
69
39
35
38
43
28
28
29
31
32

Medium Clouds (% Sky Obscured)

85
61
35
30
7
32
0
4
7
5
0
2
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

70
20
15
20
25
55
60
25
0
0
24
0
0
0
0
0
0
0
0
0
0
0
30
60

ISS Passover

Visibility (miles)

0
0
0
7
2
7
9
9
0
0
1
1
8
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
0
0
0
0
0
0
0
0
0
24
50
63
72
72
72
72
72
72
72
72
72
72
72

Precipitation Type

Light Rain
Moderate Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
38
33
11
5
1
1
3
11
6
10
10
9
5
2
0
0
0
1
0
0
0

Precipitation Amount (mm)

1.9
2.9
0.4
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
5
5
5
3
3
4
4
3
3
3
3
2
3
2
2
3
3
5
5
5
5
6

Chance of Frost

Temperature (°C)

12
12
11
12
12
12
12
12
11
11
11
11
11
11
11
10
10
11
13
15
17
19
21
23

Feels Like (°C)

11
11
11
11
12
12
12
11
11
11
11
11
11
11
11
11
11
12
14
15
18
20
22
22

Dew Point (°C)

11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
10
9
10
11
11
11
10
10
9

Relative Humidity (%)

96
96
98
96
95
95
96
96
98
100
98
98
98
98
96
96
98
96
90
80
67
55
47
41

Pressure (mb)

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

Ozone (du)

303
303
302
305
307
308
312
321
327
333
341
348
353
350
344
342
341
345
344
343
342
343
341
342

Saturday 23

First Quarter 50%

12:32

01:05

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

Sun - Rise: 04:46, Set: 19:26, Transit: 12:06. Moon - Rise: 12:32, Set: 01:05. Civil Dark: 19:57 - 04:14. Nautical Dark: 20:37 - 03:34. Astro Dark: 21:22 - 02:49

Total Clouds (% Sky Obscured)

85
85
85
86
83
66
70
61
46
35
41
48
54
62
41
33
24
32
40
43
36
34
83
48

Low Clouds (% Sky Obscured)

26
19
14
10
9
5
0
0
0
0
3
5
2
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
2
42
26
40
41
22
0
0
0
0
0
0
0
0
0
0
2
3
10
27
44

High Clouds (% Sky Obscured)

85
85
85
86
83
66
62
43
24
5
5
5
3
0
0
0
24
32
40
43
36
17
48
48

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 (%)

72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72

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

Chance of Frost

Temperature (°C)

24
24
24
23
22
21
17
15
15
15
15
15
15
15
15
15
15
16
19
21
23
24
25
26

Feels Like (°C)

23
23
23
23
23
21
19
16
15
15
15
15
15
16
15
18
17
19
21
24
24
25
26
24

Dew Point (°C)

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

Relative Humidity (%)

37
36
38
42
47
59
74
83
86
89
89
89
90
92
90
93
93
89
76
63
54
47
44
44

Pressure (mb)

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

Ozone (du)

341
339
338
335
332
330
330
329
327
329
331
330
330
328
329
330
330
329
328
327
324
322
322
322

Sunday 24

Waxing Gibbous 61%

No Rise

01:27

13 OK
14 OK
15 OK
16 Good
17 Good
18 OK
19 OK
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

Sun - Rise: 04:45, Set: 19:26, Transit: 12:06. Moon - Rise: No Rise, Set: 01:27. Civil Dark: 19:58 - 04:13. Nautical Dark: 20:38 - 03:33. Astro Dark: 21:23 - 02:48

Total Clouds (% Sky Obscured)

29
30
28
10
15
28
46
71
85
100
86
100
100
100
100
100
99
97
94
97
99
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
3
3
14
20
32
53
60
0
4
7
19
20
36
37
21
23
39
63

Medium Clouds (% Sky Obscured)

29
30
19
0
0
0
0
5
11
16
33
50
66
71
40
18
14
5
5
5
5
9
41
61

High Clouds (% Sky Obscured)

29
30
28
10
15
28
46
71
85
100
86
100
100
100
100
100
99
97
94
97
99
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
7
5
2
5

Fog (%)

72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
3
2
3
12
18
13
11
5
4
8
8
9
11
11
7
16
31
48
47
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.2
0.2

Wind Speed/Direction (mph)

9
9
10
9
9
7
5
4
3
3
3
2
3
3
3
3
2
3
3
4
4
4
5
4

Chance of Frost

Temperature (°C)

25
25
25
25
24
23
21
18
18
18
17
17
17
17
16
16
16
17
18
19
20
20
20
20

Feels Like (°C)

25
25
25
25
25
24
23
21
21
20
18
20
18
17
17
16
17
16
16
15
21
21
21
21

Dew Point (°C)

14
14
14
14
14
15
15
15
15
15
15
14
14
14
13
13
13
13
13
13
13
14
15
15

Relative Humidity (%)

48
50
51
51
52
59
70
80
82
85
83
82
81
82
82
81
82
76
71
66
67
68
69
70

Pressure (mb)

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

Ozone (du)

321
317
313
311
307
305
302
300
299
298
298
298
297
296
296
296
297
297
297
298
297
297
297
296

Monday 25

Waxing Gibbous 71%

13:38

01:48

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
05 Bad
06 Bad
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK

Sun - Rise: 04:44, Set: 19:27, Transit: 12:06. Moon - Rise: 13:38, Set: 01:48. Civil Dark: 19:59 - 04:12. Nautical Dark: 20:39 - 03:32. Astro Dark: 21:24 - 02:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
87
81
93
96
96
96
96
91
82
61
45
31
36
39
43
30
15

Low Clouds (% Sky Obscured)

79
80
79
70
69
68
67
75
81
14
11
8
12
14
18
20
14
8
3
2
2
1
0
1

Medium Clouds (% Sky Obscured)

80
82
83
88
91
90
93
70
48
29
36
39
21
11
6
3
4
4
5
3
5
34
24
11

High Clouds (% Sky Obscured)

100
92
82
72
75
81
85
87
81
93
95
95
95
64
33
2
1
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
9
9
8
7
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72

Precipitation Type

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

Precipitation Probability (%)

64
65
66
79
56
53
37
35
31
31
28
19
8
18
16
1
3
8
0
0
0
0
2
5

Precipitation Amount (mm)

0.4
0.4
0.4
0.8
0.2
0.3
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
4
4
3
3
3
3
3
3
3
3
3
3
3
4
4
5
5
6
6
6
6

Chance of Frost

Temperature (°C)

20
19
19
19
18
17
16
15
14
13
12
12
12
12
12
12
12
14
15
17
18
20
21
21

Feels Like (°C)

21
21
18
19
19
19
19
19
12
12
13
13
12
12
13
13
13
12
12
11
19
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

71
72
76
78
81
81
82
82
76
72
69
71
73
75
77
79
81
74
67
62
57
53
49
50

Pressure (mb)

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

Ozone (du)

295
294
296
298
299
301
302
303
304
306
308
309
310
311
313
316
319
319
320
321
320
319
318
318

Tuesday 26

Waxing Gibbous 80%

14:41

02:09

13 Good
14 OK
15 OK
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 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 04:44, Set: 19:28, Transit: 12:06. Moon - Rise: 14:41, Set: 02:09. Civil Dark: 20:00 - 04:12. Nautical Dark: 20:40 - 03:32. Astro Dark: 21:26 - 02:46

Total Clouds (% Sky Obscured)

0
0
0
0
33
67
100
93
86
78
86
93
100
75
50
25
49
73
97

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
17
10
1
1
1
0
0
0
0
0
0
0
2
3
3

High Clouds (% Sky Obscured)

0
0
0
0
33
67
100
93
86
78
86
93
100
75
50
25
48
71
94

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72

Precipitation Type

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

Precipitation Probability (%)

6
29
41
52
47
37
17
14
9
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
6
5
4
5
9
13
11
10
9
7
4
3
4
5
6
7
7

Chance of Frost

Temperature (°C)

22
22
21
20
19
17
15
14
13
13
12
11
11
10
10
10
10
12
14

Feels Like (°C)

20
21
21
21
21
20
20
19
9
8
6
6
6
6
6
8
8
9
9

Dew Point (°C)

11
12
14
16
17
13
8
3
2
1
-0
-1
-1
-1
-1
-2
-2
-1
-2

Relative Humidity (%)

52
53
64
76
91
74
60
48
46
44
42
43
44
46
45
44
43
39
34

Pressure (mb)

1008
1007
1007
1007
1007
1008
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010

Ozone (du)

317
316
317
318
319
321
324
327
330
333
337
339
342
344
346
348
350
355
360

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 20/05/26 13:03:16. Forecast: 20/05/26 to 26/05/26. Timezone: UTC+8.00