Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 84%

15:44

03:22

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

Sun - Rise: 05:12, Set: 19:00, Transit: 12:07. Moon - Rise: 15:44, Set: 03:22. Civil Dark: 19:29 - 04:43. Nautical Dark: 20:05 - 04:08. Astro Dark: 20:43 - 03:29

Total Clouds (% Sky Obscured)

57
16
0
0
0
4
27
65
29
33
27
1
0
8
20
60
89
95
88
86
82
84
80
65

Low Clouds (% Sky Obscured)

22
9
0
0
0
0
0
0
0
0
0
0
0
0
1
21
59
78
85
82
77
77
66
65

Medium Clouds (% Sky Obscured)

3
0
0
0
0
3
21
65
29
33
27
1
0
8
20
49
81
74
31
45
57
59
51
45

High 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

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
7
15
21
12
12
12
10
6
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)

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

Chance of Frost

Temperature (°C)

12
10
8
6
5
5
4
4
4
4
4
3
3
4
7
9
10
11
12
13
14
14
15
15

Feels Like (°C)

9
8
7
5
5
4
4
3
4
3
3
2
2
4
5
6
7
8
8
9
10
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

43
52
66
75
78
76
76
73
72
72
72
72
69
66
49
42
40
39
34
28
25
25
22
20

Pressure (mb)

1013
1014
1016
1018
1019
1019
1019
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020
1019
1019
1018
1018

Ozone (du)

426
429
433
436
438
434
432
431
430
431
430
429
428
432
436
438
437
438
435
431
432
431
428
430

Tuesday 28

Waxing Gibbous 91%

16:47

03:43

17 Bad
18 OK
19 Good
20 Good
21 OK
22 Bad
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
14 Good
15 Good
16 Good

Sun - Rise: 05:11, Set: 19:01, Transit: 12:07. Moon - Rise: 16:47, Set: 03:43. Civil Dark: 19:30 - 04:42. Nautical Dark: 20:06 - 04:06. Astro Dark: 20:44 - 03:28

Total Clouds (% Sky Obscured)

59
31
3
1
31
53
18
7
4
0
0
0
0
0
0
0
0
0
4
4
4
4
4
6

Low Clouds (% Sky Obscured)

53
3
1
0
31
11
13
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

39
30
2
1
9
2
14
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
51
0
0
0
0
0
0
0
0
0
0
0
0
2
3
4
4
4
5

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)

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

Chance of Frost

Temperature (°C)

15
14
10
8
8
8
7
7
7
7
7
6
6
7
11
14
15
17
18
19
20
20
20
20

Feels Like (°C)

10
10
8
8
8
6
4
6
6
6
6
5
5
6
10
11
13
15
16
17
17
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

21
26
35
38
40
41
42
42
43
43
42
43
41
39
30
21
18
17
15
15
15
15
15
15

Pressure (mb)

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

Ozone (du)

430
426
424
425
423
419
419
418
418
417
413
412
411
410
411
409
407
406
404
403
404
406
406
405

Wednesday 29

Waxing Gibbous 96%

No Rise

04:04

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
14 Good
15 OK
16 OK

Sun - Rise: 05:10, Set: 19:02, Transit: 12:06. Moon - Rise: No Rise, Set: 04:04. Civil Dark: 19:31 - 04:40. Nautical Dark: 20:07 - 04:04. Astro Dark: 20:46 - 03:26

Total Clouds (% Sky Obscured)

7
7
7
4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
23
35

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
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

6
4
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
23
35

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

Chance of Frost

Temperature (°C)

20
18
14
13
12
12
12
11
11
11
11
10
10
11
15
19
21
22
24
24
24
25
24
24

Feels Like (°C)

18
17
13
11
11
11
10
10
10
10
10
10
9
11
15
17
19
20
21
21
21
21
21
21

Dew Point (°C)

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

Relative Humidity (%)

15
21
24
26
26
27
27
28
29
29
29
29
29
29
23
18
14
12
10
10
10
10
11
11

Pressure (mb)

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

Ozone (du)

403
401
399
398
394
391
393
396
396
391
388
386
384
383
378
375
376
379
381
381
380
378
376
376

Thursday 30

Waxing Gibbous 99%

17:51

04:27

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 05:08, Set: 19:03, Transit: 12:06. Moon - Rise: 17:51, Set: 04:27. Civil Dark: 19:33 - 04:39. Nautical Dark: 20:08 - 04:03. Astro Dark: 20:47 - 03:24

Total Clouds (% Sky Obscured)

54
74
100
100
100
90
88
96
96
100
100
100
85
69
52
65
71
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
20
30
35
26
22
12
39
77
90
68
51
25
26
32
38
34
45
68
79
92
98

High Clouds (% Sky Obscured)

54
74
100
100
100
90
88
96
96
100
100
100
68
37
4
29
58
88
66
43
21
20
22
21

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
2
3
5

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

Chance of Frost

Temperature (°C)

23
21
17
15
15
15
14
14
14
13
13
12
11
12
15
17
19
20
21
21
21
21
20
19

Feels Like (°C)

21
19
15
12
12
12
13
12
11
11
10
10
8
10
12
14
16
18
17
17
18
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

12
16
23
25
25
26
29
30
32
34
37
39
42
42
37
31
27
25
24
24
24
26
28
28

Pressure (mb)

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

Ozone (du)

367
367
369
369
371
372
372
371
366
368
368
367
367
365
360
355
350
344
341
340
339
339
342
346

Friday 1

Waxing Gibbous 100%

18:55

04:53

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 OK
06 OK
07 Good
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK

Sun - Rise: 05:07, Set: 19:04, Transit: 12:06. Moon - Rise: 18:55, Set: 04:53. Civil Dark: 19:34 - 04:38. Nautical Dark: 20:10 - 04:01. Astro Dark: 20:49 - 03:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
78
50
24
23
22
15
20
20
25
25
30
35
36
36
32

Low Clouds (% Sky Obscured)

0
0
0
0
1
1
4
0
64
32
7
24
4
5
15
8
0
0
9
7
6
26
35
32

Medium Clouds (% Sky Obscured)

99
100
97
100
100
100
100
100
100
69
37
6
4
2
0
2
8
25
25
30
35
36
36
32

High Clouds (% Sky Obscured)

44
72
100
94
89
84
93
96
100
70
38
5
9
10
10
10
10
20
25
20
20
20
30
32

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 (%)

15
23
30
34
34
34
29
21
4
4
3
2
2
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

19
18
15
13
13
12
12
13
12
12
11
11
10
11
12
13
14
15
15
17
18
19
18
17

Feels Like (°C)

15
16
13
11
11
10
10
10
9
10
9
8
7
8
9
10
11
11
11
12
12
12
17
17

Dew Point (°C)

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

Relative Humidity (%)

29
34
44
49
52
53
54
53
54
54
56
56
59
61
58
57
52
47
43
39
36
32
36
39

Pressure (mb)

1011
1011
1012
1013
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1013
1013
1013
1012
1010
1009
1009
1008

Ozone (du)

349
352
352
349
349
349
351
354
355
356
359
361
362
365
365
364
363
361
360
359
358
356
360
363

Saturday 2

Full Moon 99%

19:59

05:24

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

Sun - Rise: 05:06, Set: 19:05, Transit: 12:06. Moon - Rise: 19:59, Set: 05:24. Civil Dark: 19:35 - 04:36. Nautical Dark: 20:11 - 04:00. Astro Dark: 20:50 - 03:21

Total Clouds (% Sky Obscured)

28
15
11
4
2
5
15
35
60
58
60
58
42
23
2
1
0
0
2
3
5
18
25
18

Low Clouds (% Sky Obscured)

13
12
11
4
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

28
15
7
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
18
25
18

High Clouds (% Sky Obscured)

28
15
11
0
2
5
15
25
40
43
42
45
33
23
1
1
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
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
5
4
3
3
3
3
2
2
3
3
3
3
3
3
4
5
7
9
9
9
9
9
9

Chance of Frost

Temperature (°C)

16
15
14
13
12
11
10
10
10
10
10
10
10
12
14
17
18
20
21
21
22
23
22
22

Feels Like (°C)

17
16
16
15
11
10
10
10
10
9
8
8
8
8
7
7
18
18
18
18
18
19
21
20

Dew Point (°C)

4
4
4
4
4
3
2
2
2
1
1
1
1
1
2
2
-1
-3
-6
-6
-6
-6
-6
-6

Relative Humidity (%)

44
47
51
56
56
56
57
57
56
55
55
54
54
47
41
37
28
21
16
15
15
14
14
14

Pressure (mb)

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

Ozone (du)

366
368
370
372
374
376
378
376
373
371
373
376
378
378
378
378
377
376
376
375
374
374
372
371

Sunday 3

Waning Gibbous 96%

21:01

06:01

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: 05:05, Set: 19:06, Transit: 12:06. Moon - Rise: 21:01, Set: 06:01. Civil Dark: 19:36 - 04:35. Nautical Dark: 20:12 - 03:58. Astro Dark: 20:52 - 03:19

Total Clouds (% Sky Obscured)

8
4
4
0
0
0
0
0
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

Medium Clouds (% Sky Obscured)

8
4
4
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
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
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
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

Precipitation Amount (mm)

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)

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

Chance of Frost

Temperature (°C)

21
19
17
15
14
13
13
12
11
11
10
9
9
11
13
16
17
19
21
21
22

Feels Like (°C)

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

Dew Point (°C)

-7
-6
-5
-4
-3
-3
-2
-1
1
2
1
-0
-1
-2
-4
-5
-6
-8
-10
-10
-10

Relative Humidity (%)

15
18
23
28
30
33
35
41
47
54
52
51
50
40
31
24
19
15
12
11
11

Pressure (mb)

1005
1006
1007
1008
1009
1010
1010
1011
1011
1011
1012
1012
1013
1014
1014
1014
1014
1014
1013
1013
1012

Ozone (du)

369
374
378
383
381
379
377
376
375
374
374
373
373
370
367
365
362
360
358
358
358

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 27/04/26 16:59:45. Forecast: 27/04/26 to 03/05/26. Timezone: UTC+8.00