Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Crescent 33%

02:54

12:54

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

Sun - Rise: 05:35, Set: 18:44, Transit: 12:10. Moon - Rise: 02:54, Set: 12:54. Civil Dark: 19:11 - 05:07. Nautical Dark: 19:45 - 04:34. Astro Dark: 20:20 - 03:59

Total Clouds (% Sky Obscured)

15
10
56
47
75
94
64
61
65
69
57
93
23
32
67
55
98
94
94
100
100
100
96
76

Low Clouds (% Sky Obscured)

0
0
0
14
19
17
16
11
13
17
19
7
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
1
0
9
12
3
90
2
0
1
0
7
37
86
77
85
91
90
74

High Clouds (% Sky Obscured)

10
6
56
47
25
80
23
17
15
20
23
93
10
32
67
43
98
83
62
100
100
100
22
10

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

Chance of Frost

Temperature (°C)

13
10
9
8
8
7
7
7
7
8
8
8
8
10
13
16
19
20
21
21
21
21
20
20

Feels Like (°C)

11
7
7
7
6
4
4
4
4
5
5
7
6
8
13
15
17
16
17
17
17
17
17
16

Dew Point (°C)

-6
-6
-6
-6
-7
-8
-8
-8
-6
-5
-2
0
1
2
3
3
1
-3
-4
-5
-6
-7
-6
-6

Relative Humidity (%)

26
32
34
35
34
34
33
34
37
41
49
57
61
57
49
41
29
22
18
17
15
15
16
17

Pressure (mb)

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

Ozone (du)

334
334
335
336
336
335
334
334
337
339
339
339
340
342
342
342
343
340
340
337
340
344
344
345

Sunday 12

Waning Crescent 23%

03:21

14:02

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:34, Set: 18:45, Transit: 12:10. Moon - Rise: 03:21, Set: 14:02. Civil Dark: 19:13 - 05:06. Nautical Dark: 19:46 - 04:32. Astro Dark: 20:21 - 03:57

Total Clouds (% Sky Obscured)

89
99
100
100
88
87
99
77
78
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
4
59
70
69
72
87
79
55
41
35
44
40
58
43
36
36

Medium Clouds (% Sky Obscured)

88
95
100
100
85
84
90
67
73
93
94
100
100
100
100
100
100
100
100
100
96
99
93
98

High Clouds (% Sky Obscured)

21
88
100
100
74
78
94
66
32
100
100
100
100
100
100
100
100
100
100
100
100
100
98
95

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
1
22
16
4
2
1
0
0
0
0
0
0
2

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

Chance of Frost

Temperature (°C)

18
15
15
15
14
13
12
11
11
10
10
10
9
10
10
11
12
13
13
14
14
14
14
14

Feels Like (°C)

16
12
12
12
10
9
8
7
7
6
7
6
6
6
7
8
9
10
10
10
11
11
11
10

Dew Point (°C)

-3
-2
-2
-1
-1
0
-2
-3
-4
-6
-6
-6
-5
-5
-6
-7
-7
-6
-5
-4
-3
-2
-2
-2

Relative Humidity (%)

24
29
32
33
36
41
39
39
35
32
32
33
35
34
31
27
25
25
27
29
31
32
34
34

Pressure (mb)

1012
1013
1014
1015
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1019
1019
1018
1017
1017
1016
1015
1015

Ozone (du)

343
341
338
334
335
334
335
336
336
336
338
338
336
334
334
335
335
334
333
333
335
338
342
342

Monday 13

Waning Crescent 15%

03:46

15:10

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 OK
13 OK
14 OK
15 Good
16 Good
17 OK

Sun - Rise: 05:32, Set: 18:46, Transit: 12:09. Moon - Rise: 03:46, Set: 15:10. Civil Dark: 19:14 - 05:04. Nautical Dark: 19:47 - 04:31. Astro Dark: 20:22 - 03:55

Total Clouds (% Sky Obscured)

93
93
100
83
90
85
90
85
96
95
99
99
62
68
99
92
72
58
41
46
23
12
3
11

Low Clouds (% Sky Obscured)

27
20
32
42
44
38
40
39
41
43
40
38
32
25
23
27
14
19
13
16
13
8
2
11

Medium Clouds (% Sky Obscured)

93
93
73
51
57
52
59
57
56
78
85
94
62
56
62
89
57
1
2
2
1
0
0
6

High Clouds (% Sky Obscured)

29
46
100
80
20
5
9
35
49
63
64
66
2
0
55
0
12
35
20
15
2
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
0
3
11
15
23
44
53
15
3
2
1
1
6
6
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
3
3
3
3
2
2
2
1
2
2
2
2
2
2
4
4
6
7
7
7
7
7
6

Chance of Frost

Temperature (°C)

12
10
9
9
8
8
7
7
7
6
6
6
7
8
11
13
14
16
16
16
17
17
16
16

Feels Like (°C)

9
8
7
6
5
5
5
4
5
4
4
4
4
8
11
10
12
13
12
13
13
14
15
15

Dew Point (°C)

-2
-2
-2
-2
-3
-3
-3
-3
-3
-3
-3
-2
-2
-2
0
2
3
3
4
4
3
4
5
5

Relative Humidity (%)

37
43
46
46
48
47
48
50
52
53
53
54
54
50
46
47
45
43
43
42
41
43
46
47

Pressure (mb)

1016
1016
1017
1017
1018
1017
1017
1017
1016
1016
1015
1015
1015
1015
1014
1014
1014
1013
1012
1011
1010
1009
1009
1009

Ozone (du)

342
342
344
345
347
349
349
346
346
349
352
355
359
363
367
367
366
363
361
363
365
367
367
365

Tuesday 14

Waning Crescent 8%

04:09

16:20

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

Sun - Rise: 05:31, Set: 18:47, Transit: 12:09. Moon - Rise: 04:09, Set: 16:20. Civil Dark: 19:15 - 05:03. Nautical Dark: 19:48 - 04:29. Astro Dark: 20:24 - 03:53

Total Clouds (% Sky Obscured)

4
12
2
1
14
26
32
36
37
30
4
1
1
0
10
20
22
21
28
40
45
45
47
30

Low Clouds (% Sky Obscured)

1
0
2
0
0
1
2
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
12
2
1
0
1
0
0
0
0
0
0
0
0
0
0
0
5
13
19
19
14
15
30

High Clouds (% Sky Obscured)

0
0
0
0
5
5
5
5
6
6
3
1
1
0
3
7
9
21
28
40
45
45
47
30

ISS Passover

Visibility (miles)

9
3
9
9
9
8
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
Very 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
75
64
34
28
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.2
0.4
0.3
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
4
2
2
2
2
2
2
1
1
1
1
1
1
1
3
4
6
7
8
9
9
9
8

Chance of Frost

Temperature (°C)

15
12
11
11
10
10
10
10
10
10
10
9
9
12
15
17
18
20
21
21
21
20
19
19

Feels Like (°C)

13
12
11
13
11
9
9
9
10
9
9
11
11
14
16
18
19
20
19
19
18
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

53
75
76
77
81
87
87
84
84
85
87
88
87
76
63
53
43
34
29
26
27
31
33
32

Pressure (mb)

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

Ozone (du)

364
365
364
361
358
355
353
354
354
355
355
355
357
359
360
359
360
357
355
356
354
354
356
357

Wednesday 15

Waning Crescent 3%

04:32

17:33

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

Sun - Rise: 05:29, Set: 18:48, Transit: 12:09. Moon - Rise: 04:32, Set: 17:33. Civil Dark: 19:16 - 05:01. Nautical Dark: 19:50 - 04:27. Astro Dark: 20:25 - 03:51

Total Clouds (% Sky Obscured)

30
26
33
100
98
99
100
62
99
100
100
100
96
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
2
9
12
20
34
39
49
57
59
55
58
60
40
35
34
43

Medium Clouds (% Sky Obscured)

30
26
33
90
90
90
95
62
99
100
100
100
96
100
96
90
60
70
87
100
97
93
90
79

High Clouds (% Sky Obscured)

30
26
33
100
98
99
100
62
99
100
100
100
96
100
100
100
100
75
47
20
47
77
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
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
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
11
25
37
34
34
59
56
72
68
64
71
69
65
57
65

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
15
14
13
13
12
12
11
11
11
10
10
11
13
15
16
16
18
18
18
18
18
17
16

Feels Like (°C)

17
15
14
14
11
10
10
9
10
8
8
9
9
12
13
14
14
15
15
15
15
16
15
14

Dew Point (°C)

3
4
6
6
6
5
5
4
4
3
3
3
4
4
5
5
6
6
5
4
4
4
4
4

Relative Humidity (%)

37
47
57
61
63
63
63
62
60
59
59
61
61
56
52
50
48
46
44
41
39
41
42
44

Pressure (mb)

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

Ozone (du)

356
356
357
357
358
358
357
359
362
363
360
359
357
359
358
361
364
366
366
365
365
367
369
371

Thursday 16

Waning Crescent 0%

04:57

No Set

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 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good

Sun - Rise: 05:28, Set: 18:49, Transit: 12:09. Moon - Rise: 04:57, Set: No Set. Civil Dark: 19:17 - 04:59. Nautical Dark: 19:51 - 04:25. Astro Dark: 20:27 - 03:50

Total Clouds (% Sky Obscured)

100
100
95
91
87
84
85
89
88
89
89
88
88
91
61
37
15
11
8
3
2
1
0
0

Low Clouds (% Sky Obscured)

45
41
50
72
87
84
85
89
85
77
70
57
47
29
21
5
2
2
5
3
2
1
0
0

Medium Clouds (% Sky Obscured)

77
71
69
46
20
20
40
60
63
62
69
50
28
2
2
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
88
78
70
57
41
40
45
45
50
55
84
83
33
15
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
5
2
5
7
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

Very 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
None
None
None
None

Precipitation Probability (%)

87
95
95
95
95
95
88
65
51
35
11
8
5
0
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
0.6
1
1
0.6
0.6
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
3
3
3
2
3
2
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
4

Chance of Frost

Temperature (°C)

15
13
11
11
11
10
10
10
9
9
8
8
9
10
11
13
15
17
18
19
20
20
19
19

Feels Like (°C)

15
15
15
8
9
9
9
9
9
7
8
7
7
7
7
11
12
13
14
15
16
22
21
21

Dew Point (°C)

6
7
9
9
8
8
8
8
7
7
7
7
7
7
7
6
6
5
4
3
2
2
1
1

Relative Humidity (%)

55
68
83
85
85
85
85
87
87
88
90
90
84
78
73
62
53
46
40
34
29
29
29
29

Pressure (mb)

1014
1015
1016
1016
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1013
1013
1013
1013

Ozone (du)

372
373
374
375
376
377
377
376
376
377
377
378
378
378
378
375
371
368
367
366
365
365
365
364

Friday 17

New Moon 1%

05:26

18:49

18 Good
19 Good
20 Good
21 Good
22 OK
23 Bad
00 Bad
01 Bad
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: 05:26, Set: 18:50, Transit: 12:09. Moon - Rise: 05:26, Set: 18:49. Civil Dark: 19:18 - 04:58. Nautical Dark: 19:52 - 04:24. Astro Dark: 20:28 - 03:48

Total Clouds (% Sky Obscured)

0
0
9
18
28
52
76
100
67
33
0
0
0
0
0
0
0
0
1
1

Low Clouds (% Sky Obscured)

0
0
9
18
28
18
9
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
8
11
9
4
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
33
67
100
67
33
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
21
21
13
13
14
13
14
13
12
12
12
11
11
10
17
17
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

37
49
63
66
71
75
75
75
75
76
76
77
66
58
49
42
35
29
28
27

Pressure (mb)

1013
1014
1015
1015
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1012
1011

Ozone (du)

365
365
365
366
367
368
366
365
364
364
365
365
363
362
360
359
357
356
355
354

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 11/04/26 18:26:40. Forecast: 11/04/26 to 17/04/26. Timezone: UTC+8.00