Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 23

First Quarter 50%

12:32

01:05

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

100
100
100
75
74
69
65
45
28
30
26
69
36
48
43
39
31
38
44
73
24
43
46
41

Low Clouds (% Sky Obscured)

15
4
0
0
0
0
0
0
0
0
11
23
20
34
28
28
25
23
21
17
15
10
0
6

Medium Clouds (% Sky Obscured)

0
14
19
47
51
49
0
0
0
0
0
0
0
20
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
53
20
12
65
45
14
15
3
13
1
0
0
0
0
3
8
45
4
39
33
41

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
2
93
98
92
90
100
98
4
1
1
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
1
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)

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

Chance of Frost

Temperature (°C)

24
24
22
21
19
17
15
15
15
15
15
15
15
15
14
14
16
19
21
23
24
25
25
26

Feels Like (°C)

22
22
21
20
19
17
16
17
17
15
16
17
15
17
17
17
18
22
22
23
23
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

41
45
55
63
72
86
93
92
89
89
87
89
87
89
90
90
85
72
56
51
46
40
38
38

Pressure (mb)

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

Ozone (du)

334
333
331
326
327
329
328
323
326
329
331
327
328
329
329
329
331
327
323
317
315
312
310
308

Sunday 24

Waxing Gibbous 61%

13:38

01:27

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 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 04:45, Set: 19:26, Transit: 12:06. Moon - Rise: 13:38, 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)

100
100
100
100
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

21
22
19
19
22
22
13
10
12
11
8
16
4
9
63
63
49
76
70
64
50
50
27
47

Medium Clouds (% Sky Obscured)

0
0
0
0
2
0
13
51
84
91
96
98
100
100
100
100
100
100
100
100
100
96
94
89

High Clouds (% Sky Obscured)

100
100
100
100
100
96
100
100
100
100
100
100
100
100
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
9
9
9
5
7
8
8
8
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
19
19
19
13
7
90
92
90
84
59
98
88
1
2
2
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
31
50
63
68
53
51
47
32
40
15
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
9
8
7
6
4
4
4
3
3
3
2
3
2
2
2
3
2
2
1
1
1
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
13
13
14
15
15
15
14
14
13
13
12
12
12
13
13
14
14
14
14
14
14
14
12

Relative Humidity (%)

43
48
50
55
68
82
87
87
87
85
82
80
79
80
87
92
93
93
93
92
90
82
83
69

Pressure (mb)

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

Ozone (du)

302
299
298
297
296
296
294
293
291
290
291
290
291
290
290
290
292
293
293
294
294
293
294
295

Monday 25

Waxing Gibbous 71%

No Rise

01:48

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 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 04:44, Set: 19:27, Transit: 12:06. Moon - Rise: No Rise, 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
94
91
97
100
100
100
100
100
100
100
100
100
100
100
39
53
57
67
66
73
78

Low Clouds (% Sky Obscured)

43
17
11
27
30
41
33
43
51
37
29
16
14
10
3
3
8
13
23
34
47
59
73
71

Medium Clouds (% Sky Obscured)

87
53
38
26
23
24
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
19
25

High Clouds (% Sky Obscured)

100
100
100
72
68
81
100
100
100
100
100
100
100
99
100
99
100
16
13
12
10
1
0
1

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
1
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 (%)

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

Chance of Frost

Temperature (°C)

18
18
18
18
18
15
15
14
14
14
13
13
13
13
13
13
14
17
19
21
22
24
24
25

Feels Like (°C)

17
17
18
18
18
15
14
14
14
13
13
13
12
12
12
12
14
17
19
19
21
22
24
26

Dew Point (°C)

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

Relative Humidity (%)

66
62
59
60
68
77
79
82
84
84
86
86
87
87
89
87
83
68
55
47
41
37
34
33

Pressure (mb)

1011
1010
1010
1010
1010
1010
1011
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1012
1011
1011
1011
1010
1010

Ozone (du)

295
295
295
295
296
297
296
296
297
298
298
297
299
300
300
300
300
301
303
303
304
304
304
302

Tuesday 26

Waxing Gibbous 80%

14:41

02:09

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 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 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)

77
77
77
84
77
76
84
92
100
96
92
89
80
96
100
92
99
97
98
98
98
99
100
100

Low Clouds (% Sky Obscured)

64
57
58
68
59
48
34
17
4
1
0
0
0
0
0
0
0
0
0
0
0
50
94
100

Medium Clouds (% Sky Obscured)

14
5
0
0
0
0
0
0
0
9
17
25
33
64
59
12
16
22
80
84
80
79
78
77

High Clouds (% Sky Obscured)

0
0
0
7
9
13
42
71
100
91
82
72
80
90
100
92
90
85
79
76
72
80
90
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
1
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
4
2
2
2
1
1
1
1
2
2
2
2
2
2
3
4
5
5
5
5
5

Chance of Frost

Temperature (°C)

26
25
25
23
22
18
16
16
16
15
16
15
15
15
15
15
16
18
20
19
19
19
18
18

Feels Like (°C)

26
25
25
24
22
19
16
16
16
15
16
14
14
15
14
14
16
17
19
18
19
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

34
35
37
42
56
67
72
71
69
69
66
66
67
69
69
70
71
63
56
60
60
57
61
66

Pressure (mb)

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

Ozone (du)

302
301
302
302
302
302
303
303
302
302
302
301
301
301
300
300
299
299
298
298
298
298
298
297

Wednesday 27

Waxing Gibbous 87%

15:44

02:32

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

Sun - Rise: 04:43, Set: 19:29, Transit: 12:06. Moon - Rise: 15:44, Set: 02:32. Civil Dark: 20:01 - 04:11. Nautical Dark: 20:41 - 03:31. Astro Dark: 21:27 - 02:45

Total Clouds (% Sky Obscured)

100
100
99
20
36
98
51
56
22
20
18
17
57
30
0
2
4
6
4
2
0
0
0
0

Low Clouds (% Sky Obscured)

100
100
98
0
0
3
2
4
0
3
8
13
0
0
0
1
1
3
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

82
82
82
20
36
64
43
21
0
0
0
0
53
13
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
99
98
20
36
74
49
44
22
16
10
2
0
0
0
0
0
0
0
0
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
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
1
3
7
9
16
26
13
2
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
5
5
4
4
4
3
3
3
3
4
4
4
4
6
9
12
12
12
13
13
13

Chance of Frost

Temperature (°C)

17
17
18
18
18
16
15
14
13
13
13
12
12
12
12
12
13
15
17
18
19
21
22
23

Feels Like (°C)

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

Dew Point (°C)

12
12
11
11
11
11
11
11
11
11
10
10
11
10
9
9
8
7
6
4
3
1
1
2

Relative Humidity (%)

71
68
64
63
60
74
79
84
87
86
84
87
90
87
84
81
68
58
49
40
33
26
25
25

Pressure (mb)

1008
1007
1007
1006
1006
1006
1007
1007
1007
1007
1007
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006

Ozone (du)

297
298
299
303
306
309
311
313
314
315
318
323
330
333
335
337
336
335
334
333
332
332
332
332

Thursday 28

Waxing Gibbous 93%

16:47

02:57

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

Sun - Rise: 04:43, Set: 19:30, Transit: 12:07. Moon - Rise: 16:47, Set: 02:57. Civil Dark: 20:02 - 04:10. Nautical Dark: 20:42 - 03:30. Astro Dark: 21:28 - 02:44

Total Clouds (% Sky Obscured)

1
2
2
2
2
2
3
5
8
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

Medium Clouds (% Sky Obscured)

1
2
2
1
1
1
1
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
0
0
3
5
8
6
3
0
0
0
0
0
0
0
0
0
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
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
1
1
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)

14
13
12
11
9
8
6
6
5
5
4
4
4
4
4
4
4
4
5
6
7
8
9
10

Chance of Frost

Temperature (°C)

24
24
24
24
22
20
19
17
16
15
14
13
13
12
12
12
14
16
18
20
21
23
23
24

Feels Like (°C)

17
21
21
20
21
21
21
14
14
15
15
14
14
11
11
12
11
11
10
18
18
18
18
18

Dew Point (°C)

2
3
3
4
4
3
3
2
2
2
2
1
0
0
0
0
0
1
0
1
1
0
0
-1

Relative Humidity (%)

24
24
26
27
29
32
35
37
39
42
42
42
42
43
43
44
38
34
29
27
25
22
21
19

Pressure (mb)

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

Ozone (du)

333
334
335
336
338
341
344
344
345
346
348
350
351
350
349
348
348
349
349
350
351
351
353
355

Friday 29

Waxing Gibbous 97%

17:50

03:26

14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 04:42, Set: 19:31, Transit: 12:07. Moon - Rise: 17:50, Set: 03:26. Civil Dark: 20:03 - 04:10. Nautical Dark: 20:43 - 03:29. Astro Dark: 21:30 - 02:43

Total Clouds (% Sky Obscured)

22
45
67
67
66
66
44
22
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

22
43
61
65
66
66
44
22
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

Fog (%)

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

Precipitation Probability (%)

3
4
2
9
13
16
15
11
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

Wind Speed/Direction (mph)

11
10
11
11
8
6
3
3
3
4
4
4
5
5
4
4
5
6

Chance of Frost

Temperature (°C)

25
25
25
24
22
20
18
16
16
15
14
14
13
13
13
12
15
17

Feels Like (°C)

19
22
22
21
21
22
23
12
14
15
15
15
14
13
12
12
12
11

Dew Point (°C)

-1
1
2
4
6
8
10
8
7
6
4
3
1
1
-0
-1
-1
-1

Relative Humidity (%)

18
20
22
25
34
45
59
59
57
56
51
47
43
42
41
39
34
29

Pressure (mb)

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

Ozone (du)

356
360
363
366
372
379
386
386
387
388
392
396
401
397
393
390
390
390

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 23/05/26 14:12:20. Forecast: 23/05/26 to 29/05/26. Timezone: UTC+8.00