Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Crescent 22%

11:53

20:41

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 OK
07 Bad
08 Bad
09 Good
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:08, Set: 16:46, Transit: 11:56. Moon - Rise: 11:53, Set: 20:41. Civil Dark: 17:15 - 06:38. Nautical Dark: 17:49 - 06:04. Astro Dark: 18:22 - 05:32

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
36
50
50
12
72
60
98

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
1
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
20
15
2
53
25
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
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
7
6
5
4
4
4
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-4
-4
-6
-7
-7
-7
-7
-6
-6
-6
-6
-6
-5
-6
-6
-5
-7
-6
-4
1
0
1

Dew Point (°C)

-16
-16
-15
-15
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-15
-14
-15
-14
-14

Relative Humidity (%)

29
31
33
38
45
47
48
47
47
46
47
48
47
48
48
47
46
45
43
38
33
28
26
25

Pressure (mb)

1022
1021
1021
1021
1022
1022
1022
1022
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021
1022
1022
1021
1020
1019

Ozone (du)

315
318
322
320
323
320
317
316
314
314
315
315
311
310
313
315
319
320
326
332
333
339
342
341

Wednesday 26

Waxing Crescent 31%

12:21

21:48

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

Sun - Rise: 07:09, Set: 16:45, Transit: 11:57. Moon - Rise: 12:21, Set: 21:48. Civil Dark: 17:15 - 06:39. Nautical Dark: 17:49 - 06:05. Astro Dark: 18:21 - 05:33

Total Clouds (% Sky Obscured)

100
100
100
100
93
98
88
62
76
91
69
51
41
13
1
1
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
1
56
0
23
50
17
76
89
27
18
11
7
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

96
100
100
100
85
95
85
55
50
50
52
37
27
3
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
58
89
60
60
25
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
8
3
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
1
8
8
0
1
5
4
1
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
3
2
3
4
3
3
4
6
10
10
11
11
12
12
11
9
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
-0
-1
-2
-3
-5
-4
-5
-5
-4
-5
-7
-7
-9
-10
-11
-11
-11
-11
-10
-9
-8
-7
-6

Dew Point (°C)

-13
-13
-12
-11
-11
-11
-11
-10
-11
-11
-11
-11
-11
-11
-13
-15
-16
-19
-19
-19
-20
-22
-23
-22

Relative Humidity (%)

26
28
34
41
44
47
49
52
52
49
49
52
55
58
54
48
45
38
36
37
31
25
20
20

Pressure (mb)

1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1017
1018
1020
1021
1022
1023
1023
1024
1024
1025
1025
1025
1024

Ozone (du)

341
345
348
349
351
354
352
353
364
369
371
373
372
363
344
336
338
339
339
337
336
333
330
330

Thursday 27

Waxing Crescent 41%

12:45

22:55

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 OK
07 OK
08 OK
09 Bad
10 Bad
11 Bad
12 OK

Sun - Rise: 07:10, Set: 16:45, Transit: 11:57. Moon - Rise: 12:45, Set: 22:55. Civil Dark: 17:15 - 06:40. Nautical Dark: 17:48 - 06:06. Astro Dark: 18:21 - 05:34

Total Clouds (% Sky Obscured)

4
0
0
0
0
0
3
4
4
4
0
0
0
0
2
1
11
25
25
39
60
76
50
25

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
2
2
0
0
0
0
0
0
11
25
25
39
56
71
50
22

High Clouds (% Sky Obscured)

3
0
0
0
0
0
3
2
3
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

-3
-3
-3
-3
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-4
-1
1
3
4

Feels Like (°C)

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

Dew Point (°C)

-21
-21
-20
-19
-18
-17
-17
-17
-18
-17
-17
-17
-17
-16
-16
-16
-16
-16
-16
-16
-16
-15
-15
-14

Relative Humidity (%)

22
23
23
29
36
38
38
37
36
37
38
39
40
40
42
42
41
40
40
38
32
28
27
26

Pressure (mb)

1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1018
1018
1018
1018
1017
1016
1015

Ozone (du)

330
326
323
320
315
312
310
310
310
317
319
319
318
318
312
312
310
308
310
306
305
307
307
306

Friday 28

First Quarter 52%

No Rise

00:03

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

Sun - Rise: 07:11, Set: 16:44, Transit: 11:58. Moon - Rise: No Rise, Set: 00:03. Civil Dark: 17:14 - 06:41. Nautical Dark: 17:48 - 06:07. Astro Dark: 18:21 - 05:34

Total Clouds (% Sky Obscured)

0
1
0
0
7
4
3
19
39
59
44
25
3
2
1
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
7
3
1
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
1
0
0
19
39
59
44
25
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
4
3
3
3
3
2
2
2
2
2
3
3
3
3
4
4
4
4
4
4
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

27
28
32
42
49
50
50
48
46
45
44
43
42
42
42
42
44
44
46
45
41
37
35
34

Pressure (mb)

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

Ozone (du)

307
309
311
310
311
318
321
320
317
318
320
318
321
322
319
314
316
319
316
315
314
312
310
315

Saturday 29

Waxing Gibbous 63%

13:08

01:12

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

Sun - Rise: 07:12, Set: 16:44, Transit: 11:58. Moon - Rise: 13:08, Set: 01:12. Civil Dark: 17:14 - 06:42. Nautical Dark: 17:48 - 06:08. Astro Dark: 18:21 - 05:35

Total Clouds (% Sky Obscured)

0
4
10
27
85
75
55
53
73
100
100
100
100
92
89
86
61
35
15
18
25
31
22
17

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
10
18
26
36
35
15
18
25
16
15
12

Medium Clouds (% Sky Obscured)

0
0
0
0
10
5
0
9
18
27
51
76
100
72
53
51
61
35
15
18
25
2
5
3

High Clouds (% Sky Obscured)

0
0
1
2
40
30
15
40
70
100
100
100
100
60
33
5
5
5
5
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
8
8
8
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
2
3
3
0
0
0
2
3
3
7
9
8
6
3

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
3
3
3
2
2
1
2
3
3
3
3
4
4
4
4
5
5
7
11
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
3
0
-3
-5
-5
-4
-4
-4
-5
-5
-5
-6
-5
-5
-4
-5
-5
-5
-4
-3
-3
-3

Dew Point (°C)

-10
-9
-9
-8
-8
-8
-9
-9
-9
-9
-9
-9
-9
-9
-7
-5
-3
-3
-2
-2
-5
-9
-12
-13

Relative Humidity (%)

35
36
40
49
56
57
56
54
54
53
55
56
56
59
67
77
86
87
89
91
68
51
38
38

Pressure (mb)

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

Ozone (du)

315
316
316
312
307
305
305
304
301
299
296
293
293
295
297
300
303
305
307
309
320
330
341
348

Sunday 30

Waxing Gibbous 73%

13:31

02:23

13 OK
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 OK
06 OK
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good

Sun - Rise: 07:13, Set: 16:44, Transit: 11:58. Moon - Rise: 13:31, Set: 02:23. Civil Dark: 17:14 - 06:43. Nautical Dark: 17:48 - 06:09. Astro Dark: 18:20 - 05:36

Total Clouds (% Sky Obscured)

14
10
7
3
2
1
0
0
0
0
0
0
0
1
4
15
25
24
10
5
5
5
0
0

Low Clouds (% Sky Obscured)

12
10
7
3
2
1
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
1
2
3
25
24
10
5
5
5
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
3
4
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)

17
19
17
16
15
13
11
10
9
8
7
7
8
9
8
7
7
8
9
9
11
13
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-2
-7
-9
-10
-10
-11
-11
-13
-13
-12
-13
-12
-13
-12
-12
-12
-12
-12
-12
-13
-13
-13
-12

Dew Point (°C)

-14
-15
-15
-16
-16
-17
-19
-20
-21
-21
-22
-22
-21
-21
-21
-21
-21
-21
-21
-22
-21
-20
-20
-20

Relative Humidity (%)

37
37
39
41
43
41
38
37
35
32
30
32
34
36
37
37
38
37
37
35
35
35
34
34

Pressure (mb)

1015
1015
1017
1019
1021
1022
1023
1025
1025
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1026

Ozone (du)

356
363
364
365
366
363
359
355
354
352
351
354
356
359
354
350
345
340
334
328
326
325
323
324

Monday 1

Waxing Gibbous 83%

13:55

03:39

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: 07:14, Set: 16:44, Transit: 11:59. Moon - Rise: 13:55, Set: 03:39. Civil Dark: 17:14 - 06:44. Nautical Dark: 17:47 - 06:10. Astro Dark: 18:20 - 05:37

Total Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-12
-13
-13
-15
-15
-15
-15
-14
-13
-12
-12
-12
-12
-13
-14
-15
-15
-15

Dew Point (°C)

-20
-20
-20
-21
-21
-21
-21
-21
-20
-20
-19
-19
-19
-20
-20
-20
-20
-21
-21

Relative Humidity (%)

34
34
35
36
37
39
40
41
42
43
44
43
42
40
42
44
46
45
43

Pressure (mb)

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

Ozone (du)

325
326
327
328
329
330
331
332
333
334
335
336
337
337
337
337
337
338
339

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 25/11/25 13:47:03. Forecast: 25/11/25 to 01/12/25. Timezone: UTC+8.00