Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 28

Waxing Gibbous 75%

12:07

04:09

10 Bad
11 Bad
12 Good
13 Good
14 Good
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 Bad
05 Bad
06 Bad
07 OK
08 Bad
09 OK

Sun - Rise: 07:21, Set: 17:22, Transit: 12:22. Moon - Rise: 12:07, Set: 04:09. Civil Dark: 17:51 - 06:52. Nautical Dark: 18:24 - 06:19. Astro Dark: 18:56 - 05:47

Total Clouds (% Sky Obscured)

85
83
16
3
5
38
55
73
80
71
73
68
72
62
67
73
74
56
59
56
48
27
57
23

Low Clouds (% Sky Obscured)

66
54
8
3
1
19
21
28
33
30
28
32
33
37
41
52
56
52
53
51
43
20
15
15

Medium Clouds (% Sky Obscured)

85
79
16
3
5
5
29
38
16
8
17
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
1
1
12
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
6
6
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
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
1
0
0
3
3
3
3
3
3
1
2
5
5
6
5
4
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)

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

Chance of Frost

Temperature (°C)

-7
-5
-4
-3
-3
-3
-4
-6
-8
-9
-9
-9
-10
-10
-10
-11
-11
-11
-11
-11
-11
-12
-11
-9

Feels Like (°C)

-10
-9
-8
-6
-6
-6
-7
-9
-10
-10
-11
-11
-11
-11
-12
-12
-13
-13
-13
-13
-13
-14
-13
-12

Dew Point (°C)

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

Relative Humidity (%)

31
30
30
30
30
32
36
47
60
68
72
74
78
80
83
86
86
88
88
90
88
88
85
65

Pressure (mb)

1032
1031
1030
1028
1028
1028
1028
1029
1031
1031
1032
1032
1032
1033
1033
1033
1034
1034
1034
1034
1035
1036
1037
1036

Ozone (du)

410
411
413
422
424
420
417
417
421
424
424
423
421
419
417
411
406
402
398
396
394
396
395
391

Thursday 29

Waxing Gibbous 85%

13:00

05:17

10 Good
11 Good
12 OK
13 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Good
19 Good
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

Sun - Rise: 07:20, Set: 17:23, Transit: 12:22. Moon - Rise: 13:00, Set: 05:17. Civil Dark: 17:52 - 06:51. Nautical Dark: 18:25 - 06:19. Astro Dark: 18:57 - 05:47

Total Clouds (% Sky Obscured)

10
5
33
41
46
54
100
75
7
14
73
98
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
44

Medium Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
0
14
13
16
50
48
48
94
99
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

1
1
9
12
12
44
100
75
7
8
37
91
100
100
100
100
100
100
90
99
96
58
3
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 (%)

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

Chance of Frost

Temperature (°C)

-6
-5
-4
-3
-3
-4
-4
-6
-8
-9
-9
-9
-9
-9
-9
-9
-9
-10
-10
-10
-10
-10
-10
-8

Feels Like (°C)

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

Dew Point (°C)

-18
-21
-23
-24
-24
-24
-24
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-22
-22
-21
-19

Relative Humidity (%)

38
25
21
18
17
18
19
25
29
30
31
31
31
31
32
32
32
33
33
35
36
37
38
39

Pressure (mb)

1036
1036
1036
1035
1034
1035
1035
1035
1037
1037
1038
1038
1038
1039
1039
1039
1039
1038
1038
1038
1037
1038
1038
1038

Ozone (du)

390
389
384
377
382
378
378
372
368
367
366
364
360
357
355
353
352
351
351
351
353
354
357
369

Friday 30

Waxing Gibbous 93%

14:05

06:14

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

Sun - Rise: 07:19, Set: 17:25, Transit: 12:22. Moon - Rise: 14:05, Set: 06:14. Civil Dark: 17:53 - 06:51. Nautical Dark: 18:26 - 06:18. Astro Dark: 18:58 - 05:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
96
95
77
35
43
37
41
42
41
51
26
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

86
99
97
95
87
83
82
80
71
35
43
37
41
42
41
33
15
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

99
96
100
100
99
82
69
62
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
4
0
1
2
1
1
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
8
8
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
1
2
2
2
1
0
0
1
1
1
2
2
4
0
1
1
1
1
1
1
1
1
1

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

Chance of Frost

Temperature (°C)

-7
-6
-5
-5
-5
-5
-6
-7
-8
-9
-9
-9
-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-11
-9

Feels Like (°C)

-11
-10
-9
-10
-9
-10
-10
-10
-11
-11
-11
-11
-11
-11
-11
-12
-12
-13
-13
-13
-14
-14
-14
-11

Dew Point (°C)

-16
-13
-12
-11
-11
-11
-10
-10
-10
-10
-10
-11
-11
-11
-11
-12
-13
-15
-18
-20
-22
-22
-22
-22

Relative Humidity (%)

48
57
60
61
62
65
69
76
83
88
90
90
90
88
88
85
77
68
56
46
41
39
38
32

Pressure (mb)

1038
1037
1035
1034
1033
1033
1033
1034
1034
1034
1034
1034
1034
1035
1034
1034
1034
1034
1034
1034
1035
1035
1035
1034

Ozone (du)

384
390
392
394
396
394
391
392
390
386
383
377
376
378
379
379
377
377
379
379
380
384
388
390

Saturday 31

Waxing Gibbous 98%

15:19

07:00

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

Sun - Rise: 07:18, Set: 17:26, Transit: 12:23. Moon - Rise: 15:19, Set: 07:00. Civil Dark: 17:55 - 06:50. Nautical Dark: 18:27 - 06:17. Astro Dark: 18:59 - 05:45

Total Clouds (% Sky Obscured)

0
0
0
0
14
29
43
25
14
2
0
0
0
0
0
0
0
0
0
4
6
11
0
4

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
10
15
18
12
8
0
0
0
0
0
0
0
0
0
0
3
3
8
0
2

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
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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-8
-7
-6
-6
-6
-6
-8
-9
-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-12
-12
-12
-11
-8

Dew Point (°C)

-22
-22
-22
-22
-22
-22
-21
-21
-20
-21
-21
-21
-21
-20
-20
-20
-20
-20
-19
-19
-18
-18
-18
-18

Relative Humidity (%)

28
26
24
22
22
23
25
30
34
35
35
36
36
37
38
39
40
41
43
45
48
51
49
40

Pressure (mb)

1034
1033
1032
1031
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1029
1029
1029
1029
1029

Ozone (du)

391
392
390
390
391
392
392
395
393
394
398
397
408
410
410
414
423
429
430
431
431
430
428
430

Sunday 1

Waxing Gibbous 100%

16:37

07:35

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

Sun - Rise: 07:17, Set: 17:27, Transit: 12:23. Moon - Rise: 16:37, Set: 07:35. Civil Dark: 17:56 - 06:49. Nautical Dark: 18:28 - 06:16. Astro Dark: 19:00 - 05:44

Total Clouds (% Sky Obscured)

2
5
8
10
41
24
76
94
98
100
77
47
20
17
19
12
9
3
1
1
0
0
19
37

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
12
5
2
1
2
1
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
4
7
10
29
24
69
82
91
100
67
33
0
0
0
0
2
3
1
1
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
2
0
7
38
30
15
10
10
10
8
9
8
0
2
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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-5
-5
-5
-5
-5
-5
-7
-9
-9
-9
-9
-10
-10
-10
-10
-11
-11
-11
-11
-11
-10
-10
-9

Dew Point (°C)

-19
-19
-19
-19
-19
-19
-18
-17
-17
-18
-17
-16
-16
-16
-16
-17
-17
-17
-17
-18
-18
-18
-18
-18

Relative Humidity (%)

31
27
25
24
25
26
27
34
37
37
38
41
45
45
46
45
45
46
45
46
44
44
44
36

Pressure (mb)

1028
1027
1026
1025
1024
1024
1024
1025
1026
1026
1027
1027
1028
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1029

Ozone (du)

432
430
431
434
438
441
440
440
441
440
436
432
427
423
418
412
408
406
403
401
403
406
409
408

Monday 2

Full Moon 99%

17:53

08:04

10 OK
11 OK
12 Good
13 Good
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

Sun - Rise: 07:16, Set: 17:28, Transit: 12:23. Moon - Rise: 17:53, Set: 08:04. Civil Dark: 17:57 - 06:48. Nautical Dark: 18:29 - 06:15. Astro Dark: 19:01 - 05:43

Total Clouds (% Sky Obscured)

46
21
7
0
0
0
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
0
0
0

Medium Clouds (% Sky Obscured)

3
8
5
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)

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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-18
-18
-18
-18
-17
-17
-16
-15
-16
-15
-15
-15
-15
-15
-15
-15
-15
-15
-15
-15
-16
-16
-16
-16

Relative Humidity (%)

31
26
25
24
23
26
29
34
34
36
38
38
39
39
39
39
40
40
40
40
38
38
38
30

Pressure (mb)

1029
1028
1027
1026
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1027
1027
1026

Ozone (du)

408
407
403
399
395
397
399
401
400
399
397
400
402
405
405
405
404
401
398
395
395
395
395
396

Tuesday 3

Waning Gibbous 96%

19:06

08:28

10 Good
11 Good
12 OK
13 OK
14 OK
15 Good
16 Good
17 OK
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 OK
07 Good

Sun - Rise: 07:15, Set: 17:29, Transit: 12:23. Moon - Rise: 19:06, Set: 08:28. Civil Dark: 17:58 - 06:47. Nautical Dark: 18:31 - 06:14. Astro Dark: 19:02 - 05:43

Total Clouds (% Sky Obscured)

0
16
32
48
32
16
0
27
54
80
87
93
100
100
100
100
92
84
76
51
27
3

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

Medium Clouds (% Sky Obscured)

0
11
22
33
23
12
0
22
38
49
37
41
47
52
57
62
54
40
24
21
8
0

High Clouds (% Sky Obscured)

0
11
22
33
22
11
0
3
6
9
6
4
2
24
45
67
47
27
6
5
4
3

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

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-16
-16
-16
-17
-17
-16
-15
-13
-14
-15
-16
-16
-15
-15
-15
-15
-15
-15
-15
-15
-14
-14

Relative Humidity (%)

25
21
20
19
17
21
25
31
32
32
33
33
34
34
35
36
38
39
39
40
40
40

Pressure (mb)

1025
1025
1024
1022
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1019

Ozone (du)

396
396
394
392
390
393
395
397
395
393
391
387
382
378
373
369
365
367
370
372
374
376

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 28/01/26 10:39:06. Forecast: 28/01/26 to 03/02/26. Timezone: UTC+8.00