Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 16

Waning Crescent 0%

04:57

18:49

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 OK
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good

Sun - Rise: 05:28, Set: 18:50, Transit: 12:09. Moon - Rise: 04:57, Set: 18:49. Civil Dark: 19:18 - 04:59. Nautical Dark: 19:52 - 04:25. Astro Dark: 20:28 - 03:50

Total Clouds (% Sky Obscured)

100
96
78
86
76
71
53
66
66
66
55
72
24
24
18
4
0
0
0
0
2
0
4
8

Low Clouds (% Sky Obscured)

58
57
78
86
76
71
34
52
61
66
48
64
21
16
13
3
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

71
60
29
0
0
0
0
3
0
2
0
0
0
0
0
0
0
0
0
0
0
0
4
7

High Clouds (% Sky Obscured)

100
45
20
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
0
0
7
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
3
9
17
39
72
88
95
99
100
22
2
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 (%)

40
16
25
8
20
17
5
1
2
1
2
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)

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

Chance of Frost

Temperature (°C)

10
10
9
9
9
10
10
8
8
8
9
11
12
14
16
18
19
20
20
20
19
17
14
13

Feels Like (°C)

9
9
8
8
8
9
8
9
7
7
8
10
12
15
17
18
19
19
19
19
19
18
15
15

Dew Point (°C)

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

Relative Humidity (%)

90
93
93
93
93
95
95
100
100
98
91
81
75
66
55
46
40
37
36
37
38
50
64
69

Pressure (mb)

1014
1014
1014
1013
1013
1013
1012
1012
1012
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010
1010
1010
1010
1011
1012

Ozone (du)

369
375
382
387
384
391
389
382
384
380
379
382
384
382
378
377
374
369
368
364
366
364
362
357

Friday 17

New Moon 1%

05:26

20:08

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

Sun - Rise: 05:26, Set: 18:51, Transit: 12:09. Moon - Rise: 05:26, Set: 20:08. Civil Dark: 19:19 - 04:58. Nautical Dark: 19:53 - 04:24. Astro Dark: 20:29 - 03:48

Total Clouds (% Sky Obscured)

2
20
17
11
1
0
0
2
5
15
4
30
87
27
41
12
11
8
7
6
2
3
2
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
7
4
0
0
0
0
7
2
0
3
0
0

Medium Clouds (% Sky Obscured)

2
18
16
10
0
0
0
0
0
13
0
0
2
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
3
2
3
0
0
0
2
3
5
2
30
87
27
41
11
9
5
1
4
1
1
2
4

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
3
3
3
3
3
2
3
3
4
4
5
7
7
8
9
9
11
11
10
7
7

Chance of Frost

Temperature (°C)

13
13
13
13
12
12
12
12
11
12
14
17
19
21
22
22
23
23
23
22
22
21
17
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
69
70
70
71
72
71
70
67
64
57
46
37
32
29
29
28
28
28
28
31
32
41
45

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1013
1013
1012
1012
1011
1011
1010
1010
1010
1011
1012

Ozone (du)

357
359
361
365
365
363
366
367
366
364
366
367
370
373
375
379
379
379
379
377
377
375
374
373

Saturday 18

Waxing Crescent 5%

06:01

No Set

21 Good
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
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:25, Set: 18:52, Transit: 12:08. Moon - Rise: 06:01, Set: No Set. Civil Dark: 19:20 - 04:56. Nautical Dark: 19:55 - 04:22. Astro Dark: 20:31 - 03:46

Total Clouds (% Sky Obscured)

17
62
58
71
65
63
70
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
12
0
0
0
0
0
9
18
16
5
8
0
1
27
22
28
51
71
64
44
21
15
23

Medium Clouds (% Sky Obscured)

0
0
0
16
0
0
0
0
0
80
76
46
83
100
85
94
85
86
88
100
100
100
100
83

High Clouds (% Sky Obscured)

17
62
39
55
60
49
70
100
100
100
100
95
100
100
94
83
100
94
89
83
89
94
100
100

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
3
2
0
3
6
6
2
48
90
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
3.1
3.1
4.4
2.1
0.4

Wind Speed/Direction (mph)

7
7
8
8
9
9
8
8
8
8
8
7
8
8
7
9
8
10
10
8
11
9
9
11

Chance of Frost

Temperature (°C)

15
14
14
14
15
14
12
12
11
12
14
15
16
17
16
19
20
20
20
18
10
8
6
6

Feels Like (°C)

14
13
13
11
11
11
10
9
9
9
11
12
13
14
13
15
17
16
16
16
6
5
3
2

Dew Point (°C)

4
4
4
4
3
4
4
4
5
6
7
7
7
7
7
8
8
8
9
10
8
6
5
2

Relative Humidity (%)

47
50
49
49
46
48
57
61
64
66
61
58
54
52
55
46
45
46
49
58
87
84
88
79

Pressure (mb)

1012
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1012
1012
1011
1011
1010
1009
1009
1009
1009
1011
1012
1014
1015

Ozone (du)

373
374
375
375
373
369
367
367
366
365
367
367
367
364
366
368
368
367
365
365
366
367
367
369

Sunday 19

Waxing Crescent 11%

06:44

21:29

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

Sun - Rise: 05:23, Set: 18:53, Transit: 12:08. Moon - Rise: 06:44, Set: 21:29. Civil Dark: 19:21 - 04:55. Nautical Dark: 19:56 - 04:20. Astro Dark: 20:32 - 03:44

Total Clouds (% Sky Obscured)

100
100
84
40
24
16
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10

Low Clouds (% Sky Obscured)

28
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)

74
47
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
80
40
24
16
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

36
3
1
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)

15
16
15
15
16
14
14
12
11
11
10
9
9
9
9
9
9
8
7
6
6
5
4
4

Chance of Frost

Temperature (°C)

7
6
4
3
2
1
1
1
1
1
3
5
6
8
10
11
12
13
14
14
14
12
9
8

Feels Like (°C)

0
-2
-3
-4
-5
-5
-5
-4
-4
-4
-1
1
3
5
7
8
9
11
12
12
12
11
8
7

Dew Point (°C)

-2
-6
-10
-12
-13
-14
-14
-14
-14
-14
-14
-15
-16
-15
-13
-12
-12
-12
-12
-12
-11
-6
-6
-6

Relative Humidity (%)

54
42
36
33
32
33
33
34
32
30
28
22
19
18
18
18
18
16
16
15
16
29
35
37

Pressure (mb)

1016
1018
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1019
1018
1017
1017
1016
1017
1018
1019

Ozone (du)

368
371
379
386
391
399
406
406
403
398
396
394
387
383
382
387
393
400
402
403
401
402
404
405

Monday 20

Waxing Crescent 20%

07:39

22:46

21 Good
22 Good
23 OK
00 OK
01 OK
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

Sun - Rise: 05:22, Set: 18:54, Transit: 12:08. Moon - Rise: 07:39, Set: 22:46. Civil Dark: 19:23 - 04:53. Nautical Dark: 19:57 - 04:19. Astro Dark: 20:34 - 03:42

Total Clouds (% Sky Obscured)

17
10
39
25
45
89
81
82
82
94
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
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
0
0
0
0
0
0
0
0
0
0
3
12
9
6
7
8
7
31
35
40

High Clouds (% Sky Obscured)

17
10
39
25
45
89
81
82
82
94
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
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
3
3
3
3
2
2
2
2
2
3
3
4
5
6
7
9
8
7
7
5
4
3

Chance of Frost

Temperature (°C)

7
7
6
6
6
6
5
5
5
6
9
12
13
15
17
17
17
16
15
14
13
12
10
9

Feels Like (°C)

6
5
5
4
4
4
3
5
5
5
6
8
8
9
10
10
11
11
12
12
11
11
10
10

Dew Point (°C)

-6
-6
-7
-8
-8
-8
-8
-7
-8
-7
-6
-7
-8
-9
-9
-9
-8
-7
-6
-4
-2
-2
-2
-2

Relative Humidity (%)

38
39
38
37
36
38
39
40
39
38
35
27
22
18
16
17
17
19
23
28
34
39
43
48

Pressure (mb)

1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

401
402
391
385
380
377
372
367
366
367
366
364
363
362
361
360
359
358
357
357
356
355
355
354

Tuesday 21

Waxing Crescent 31%

08:44

23:55

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:20, Set: 18:55, Transit: 12:08. Moon - Rise: 08:44, Set: 23:55. Civil Dark: 19:24 - 04:52. Nautical Dark: 19:58 - 04:17. Astro Dark: 20:35 - 03:40

Total Clouds (% Sky Obscured)

100
100
97
85
62
69
75
83
88
93
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

75
80
80
60
40
35
35
25
20
15
10
10
6
6
33
55
77
84
90
97
95
93
91
93

High Clouds (% Sky Obscured)

100
100
95
85
62
69
75
83
86
90
97
93
96
100
73
47
5
33
67
100
100
100
100
73

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
1
2
3
3
2
1
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)

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

Chance of Frost

Temperature (°C)

8
7
7
6
6
6
6
6
7
8
9
10
12
13
14
15
15
16
15
15
14
12
11
10

Feels Like (°C)

4
5
5
5
5
4
4
5
6
4
4
3
9
8
9
9
9
10
13
13
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

51
52
55
58
64
68
71
74
78
66
59
52
48
43
40
38
36
34
37
39
42
48
56
66

Pressure (mb)

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

Ozone (du)

355
356
357
357
357
357
358
359
360
361
362
362
361
361
360
360
360
360
361
362
362
365
367
370

Wednesday 22

Waxing Crescent 42%

09:56

00:51

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

Sun - Rise: 05:19, Set: 18:56, Transit: 12:08. Moon - Rise: 09:56, Set: 00:51. Civil Dark: 19:25 - 04:50. Nautical Dark: 20:00 - 04:15. Astro Dark: 20:37 - 03:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
70
40
9
11
12
14

Low Clouds (% Sky Obscured)

0
0
2
4
6
4
2
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

95
96
81
67
53
48
41
45
53
56
60
37
18
0
0
0
0

High Clouds (% Sky Obscured)

47
20
26
32
38
58
79
100
100
100
100
70
40
9
11
12
14

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
7
7
7
6
7
7
6
6
6
13
12
12
13
14

Dew Point (°C)

4
4
4
4
4
5
5
5
5
4
4
4
4
3
3
3
3

Relative Humidity (%)

68
70
73
77
79
84
85
87
88
78
69
64
56
49
43
41
40

Pressure (mb)

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

Ozone (du)

374
377
381
387
392
397
393
390
386
383
379
376
374
371
368
368
368

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 16/04/26 21:12:06. Forecast: 16/04/26 to 22/04/26. Timezone: UTC+8.00