Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 31

Waxing Gibbous 88%

13:29

05:12

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
10 Good
11 Good

Sun - Rise: 07:32, Set: 16:52, Transit: 12:12. Moon - Rise: 13:29, Set: 05:12. Civil Dark: 17:23 - 07:02. Nautical Dark: 17:57 - 06:27. Astro Dark: 18:30 - 05:54

Total Clouds (% Sky Obscured)

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

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
3
2

High Clouds (% Sky Obscured)

0
1
1
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
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
5
4
4
4
3
3
3
3
3
3
3
3
3
3
3
4
4
4
4
4
4
5
6

Chance of Frost

Temperature (°C)

-9
-9
-8
-9
-9
-12
-12
-12
-12
-12
-12
-12
-12
-12
-12
-12
-12
-12
-12
-12
-12
-10
-8
-7

Feels Like (°C)

-12
-11
-11
-11
-11
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-15
-12
-11
-10

Dew Point (°C)

-29
-29
-28
-28
-28
-27
-27
-27
-28
-28
-28
-27
-27
-27
-27
-27
-27
-27
-26
-25
-24
-23
-22
-23

Relative Humidity (%)

18
18
17
18
21
26
27
26
25
25
26
26
27
27
27
27
28
28
30
33
36
35
30
26

Pressure (mb)

1036
1034
1034
1034
1034
1034
1035
1035
1035
1035
1035
1034
1034
1033
1034
1034
1033
1033
1033
1033
1034
1034
1034
1034

Ozone (du)

381
374
370
366
364
363
362
369
368
371
370
366
364
367
371
364
361
368
371
371
368
370
370
371

Thursday 1

Waxing Gibbous 95%

14:17

06:28

12 Good
13 Good
14 OK
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

Sun - Rise: 07:32, Set: 16:53, Transit: 12:13. Moon - Rise: 14:17, Set: 06:28. Civil Dark: 17:24 - 07:02. Nautical Dark: 17:58 - 06:28. Astro Dark: 18:31 - 05:55

Total Clouds (% Sky Obscured)

12
13
23
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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)

9
9
23
9
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 (%)

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

Chance of Frost

Temperature (°C)

-7
-7
-7
-7
-8
-10
-11
-11
-12
-12
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-10
-7
-5

Feels Like (°C)

-10
-10
-10
-10
-10
-12
-13
-13
-14
-14
-15
-15
-16
-16
-15
-15
-15
-15
-15
-16
-15
-12
-9
-7

Dew Point (°C)

-24
-24
-24
-24
-24
-24
-24
-25
-25
-26
-26
-26
-27
-28
-28
-29
-29
-29
-29
-29
-30
-30
-31
-31

Relative Humidity (%)

23
23
23
23
24
29
32
32
31
32
31
31
30
28
27
26
25
25
25
24
21
18
13
10

Pressure (mb)

1033
1033
1033
1033
1034
1035
1036
1037
1037
1038
1038
1039
1038
1038
1038
1038
1038
1037
1037
1037
1037
1037
1036
1035

Ozone (du)

372
370
370
373
373
375
382
379
380
380
381
381
379
378
378
375
374
385
397
401
406
403
392
382

Friday 2

Waxing Gibbous 99%

15:17

07:34

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
10 Good
11 Good

Sun - Rise: 07:32, Set: 16:54, Transit: 12:13. Moon - Rise: 15:17, Set: 07:34. Civil Dark: 17:25 - 07:02. Nautical Dark: 17:59 - 06:28. Astro Dark: 18:32 - 05:55

Total Clouds (% Sky Obscured)

4
7
0
0
0
0
0
12
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)

0
0
0
0
0
0
0
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
1
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
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
4
4
4
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

-3
-3
-3
-3
-5
-8
-8
-8
-8
-8
-8
-8
-7
-7
-7
-7
-7
-7
-7
-7
-7
-4
-1
1

Feels Like (°C)

-5
-5
-5
-6
-7
-11
-10
-10
-10
-11
-11
-10
-10
-10
-10
-10
-10
-9
-9
-9
-9
-6
-3
-1

Dew Point (°C)

-32
-31
-31
-31
-28
-29
-29
-28
-27
-26
-25
-25
-24
-23
-23
-22
-22
-21
-20
-20
-20
-19
-19
-19

Relative Humidity (%)

9
8
9
9
14
17
17
19
21
22
23
24
25
25
26
28
29
31
32
34
34
30
23
20

Pressure (mb)

1033
1031
1031
1030
1030
1031
1031
1031
1031
1031
1030
1030
1029
1029
1029
1029
1028
1028
1028
1028
1029
1028
1028
1027

Ozone (du)

371
364
358
352
344
339
341
342
341
341
338
335
334
333
334
333
330
331
332
331
330
330
331
333

Saturday 3

Full Moon 100%

16:29

08:26

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

Sun - Rise: 07:32, Set: 16:55, Transit: 12:14. Moon - Rise: 16:29, Set: 08:26. Civil Dark: 17:25 - 07:02. Nautical Dark: 17:59 - 06:28. Astro Dark: 18:32 - 05:55

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
22
43
65
71
76
67
63
46
28
22
20
27
20
12
2
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
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
22
43
65
71
75
67
37
24
17
19
20
24
19
12
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
1
-2
-6
-6
-7
-7
-6
-7
-7
-7
-8
-8
-9
-9
-10
-10
-10
-10
-8
-5
-3

Dew Point (°C)

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

Relative Humidity (%)

19
18
19
20
26
33
32
31
31
31
33
36
39
42
44
44
45
45
44
44
42
36
28
23

Pressure (mb)

1026
1024
1024
1024
1025
1026
1026
1027
1027
1028
1028
1028
1029
1029
1029
1030
1030
1030
1031
1031
1032
1032
1032
1031

Ozone (du)

337
339
342
345
345
342
339
339
340
341
340
339
338
337
336
337
335
335
337
341
345
349
354
357

Sunday 4

Waning Gibbous 98%

17:47

09:07

12 Good
13 Good
14 Good
15 Good
16 OK
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

Sun - Rise: 07:32, Set: 16:56, Transit: 12:14. Moon - Rise: 17:47, Set: 09:07. Civil Dark: 17:26 - 07:02. Nautical Dark: 18:00 - 06:28. Astro Dark: 18:33 - 05:55

Total Clouds (% Sky Obscured)

3
5
4
12
35
14
5
3
2
0
0
5
9
15
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)

0
0
0
1
1
0
0
0
0
0
0
5
9
15
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
4
6
1
1
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
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
4
3
3
4
3
3
3
3
3
3
3
3
3
4
3
3
3
3
2
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-20
-21
-21
-21
-20
-19
-19
-20
-21
-21
-22
-22
-22
-22
-22
-23
-23
-24
-24
-25
-25
-24
-24
-23

Relative Humidity (%)

20
18
17
18
24
33
34
32
29
28
27
27
27
28
27
27
26
25
25
24
23
21
18
16

Pressure (mb)

1030
1029
1029
1029
1029
1029
1030
1030
1030
1031
1031
1030
1030
1030
1030
1030
1030
1029
1029
1028
1028
1027
1027
1026

Ozone (du)

358
361
365
365
364
362
359
357
358
356
353
355
355
354
351
351
350
350
350
350
350
354
357
360

Monday 5

Waning Gibbous 93%

19:04

09:39

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

Sun - Rise: 07:32, Set: 16:57, Transit: 12:15. Moon - Rise: 19:04, Set: 09:39. Civil Dark: 17:27 - 07:02. Nautical Dark: 18:01 - 06:28. Astro Dark: 18:34 - 05:55

Total Clouds (% Sky Obscured)

1
2
18
34
50
60
66
70
55
40
10
5
4
4
3
10
22
19
10
2
1
1
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
6
13
20
42
62
70
55
40
10
5
4
4
3
10
22
19
10
2
1
1
0
0

High Clouds (% Sky Obscured)

0
1
14
29
46
31
21
15
10
10
5
4
4
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-4
-2
-3
-4
-5
-6
-6
-10
-10
-10
-10
-9
-10
-10
-11
-11
-10
-10
-11
-10
-10
-10

Dew Point (°C)

-23
-23
-23
-22
-21
-19
-19
-20
-19
-19
-19
-18
-18
-19
-19
-19
-18
-18
-17
-16
-16
-16
-16
-16

Relative Humidity (%)

16
15
15
19
24
29
30
31
32
34
35
36
36
37
37
38
40
41
44
48
52
47
44
40

Pressure (mb)

1025
1023
1022
1022
1022
1022
1022
1022
1023
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

358
356
354
354
355
355
358
360
363
363
363
364
365
367
369
370
370
371
369
367
365
367
368
370

Tuesday 6

Waning Gibbous 86%

20:18

10:05

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

Sun - Rise: 07:32, Set: 16:58, Transit: 12:15. Moon - Rise: 20:18, Set: 10:05. Civil Dark: 17:28 - 07:02. Nautical Dark: 18:02 - 06:28. Astro Dark: 18:35 - 05:55

Total Clouds (% Sky Obscured)

0
0
0
0
0
3
5
8
5
3
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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
2
3
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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-9
-10
-10
-11
-11
-11
-11
-15
-15
-16
-15
-16
-16
-17
-16
-17
-17
-17

Dew Point (°C)

-16
-17
-18
-18
-19
-20
-20
-21
-21
-21
-22
-23
-23
-22
-22
-23
-23
-24
-24
-24

Relative Humidity (%)

38
36
33
34
35
35
36
37
39
39
38
38
38
40
40
39
38
36
36
36

Pressure (mb)

1022
1022
1022
1022
1023
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

373
376
379
383
387
392
394
397
400
407
414
421
427
433
439
439
439
439
432
426

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 31/12/25 12:37:20. Forecast: 31/12/25 to 06/01/26. Timezone: UTC+8.00