Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 22

Waxing Crescent 4%

09:56

17:44

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

Sun - Rise: 07:04, Set: 16:47, Transit: 11:56. Moon - Rise: 09:56, Set: 17:44. Civil Dark: 17:17 - 06:35. Nautical Dark: 17:50 - 06:01. Astro Dark: 18:23 - 05:29

Total Clouds (% Sky Obscured)

38
20
19
4
3
0
0
0
0
0
0
24
3
2
32
78
36
5
2
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)

17
0
3
0
0
0
0
0
0
0
0
0
0
0
23
78
27
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
20
19
1
1
0
0
0
0
0
0
12
1
2
8
78
6
1
1
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
6
6
6
5
4
4
4
4
3
4
3
3
3
3
3
3
3
3
3
3
3
3
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

20
19
20
24
33
37
37
37
36
35
36
37
37
37
38
39
39
39
39
39
40
35
31
30

Pressure (mb)

1020
1019
1018
1018
1018
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1019
1018
1018
1017

Ozone (du)

286
292
295
293
290
292
297
300
299
300
293
291
290
288
292
296
298
301
309
306
311
317
316
311

Sunday 23

Waxing Crescent 8%

10:42

18:37

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 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:06, Set: 16:47, Transit: 11:56. Moon - Rise: 10:42, Set: 18:37. Civil Dark: 17:16 - 06:36. Nautical Dark: 17:50 - 06:02. Astro Dark: 18:22 - 05:30

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
7
6
15
7
65
100
100
85
100
100
100
92
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
17
12
9
31
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
7
0
5
2
5
56
49
51
100
100
69
92
95

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
4
6
2
50
51
68
64
100
88
100
15
15

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

Chance of Frost

Temperature (°C)

7
7
7
7
5
3
2
2
2
2
2
2
1
1
1
0
0
0
0
0
2
3
3
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

30
31
32
34
43
47
48
49
49
50
50
51
52
53
53
57
57
58
59
59
56
53
49
44

Pressure (mb)

1016
1015
1015
1015
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1020
1020

Ozone (du)

312
309
314
315
302
293
298
293
294
296
298
300
295
299
300
303
311
316
314
319
323
329
336
342

Monday 24

Waxing Crescent 14%

11:21

19:37

12 OK
13 Bad
14 OK
15 OK
16 Bad
17 OK
18 OK
19 OK
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

Sun - Rise: 07:07, Set: 16:46, Transit: 11:56. Moon - Rise: 11:21, Set: 19:37. Civil Dark: 17:16 - 06:37. Nautical Dark: 17:49 - 06:03. Astro Dark: 18:22 - 05:31

Total Clouds (% Sky Obscured)

36
88
16
35
48
15
20
16
13
0
0
0
0
0
0
0
1
25
19
1
0
0
0
0

Low Clouds (% Sky Obscured)

13
71
16
22
48
15
20
16
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

36
0
16
35
29
0
0
10
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
25
19
0
0
0
0
0

ISS Passover

Visibility (miles)

8
3
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 (%)

14
1
6
18
26
20
10
3
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
8
9
10
9
12
11
10
10
9
8
7
7
6
5
4
3
2
2
2
2
3
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-0
-1
-6
-6
-8
-8
-8
-9
-9
-9
-9
-9
-9
-9
-8
-9
-9
-9
-10
-10
-8
-6
-5
-4

Dew Point (°C)

-8
-6
-11
-13
-14
-14
-15
-15
-16
-17
-17
-17
-18
-19
-18
-18
-18
-17
-17
-17
-17
-18
-18
-18

Relative Humidity (%)

41
52
40
38
40
42
43
42
40
37
38
39
37
35
38
41
42
43
43
43
42
34
28
26

Pressure (mb)

1019
1019
1019
1020
1021
1022
1024
1025
1026
1027
1027
1027
1027
1027
1028
1027
1027
1027
1027
1027
1027
1026
1025
1025

Ozone (du)

345
347
353
361
370
368
371
378
372
358
357
353
352
353
355
357
354
357
355
349
347
343
336
320

Tuesday 25

Waxing Crescent 22%

11:53

20:41

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 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 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
0
19
38
45
52
74
61
71
85
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
0
0
0
0
1
1
16
34
95
93

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
38
45
50
29
5
37
70
100
68

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-4
-4
-4
-6
-7
-7
-6
-6
-6
-6
-6
-6
-6
-5
-6
-6
-6
-7
-6
-4
-2
-1

Dew Point (°C)

-18
-17
-16
-15
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-15
-14

Relative Humidity (%)

25
26
30
33
38
46
48
48
48
47
46
46
45
46
47
47
47
47
47
45
40
35
30
27

Pressure (mb)

1024
1023
1022
1022
1022
1022
1022
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

318
313
314
321
326
330
335
320
314
315
316
309
308
309
313
311
311
312
315
316
316
315
316
317

Wednesday 26

Waxing Crescent 31%

11:53

21:48

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

Sun - Rise: 07:09, Set: 16:45, Transit: 11:57. Moon - Rise: 11:53, 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)

99
99
99
100
100
95
83
55
30
20
20
20
20
15
15
9
9
6
3
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
20
20
20
20
15
15
9
9
6
3
0
0
0
0
0

Medium Clouds (% Sky Obscured)

92
90
94
98
100
70
37
0
0
0
0
0
0
0
15
9
9
6
3
0
0
0
0
0

High Clouds (% Sky Obscured)

37
5
5
10
10
40
30
15
10
10
10
10
10
10
0
2
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
3
6
1
1
3
6
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
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
6
26
25
35
39
31
20
15
9
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-14
-13
-13
-12
-11
-11
-11
-11
-11
-11
-11
-11
-10
-8
-5
-9
-12
-15
-16
-17
-17
-19
-20
-22

Relative Humidity (%)

26
28
30
34
41
45
45
46
47
48
49
50
51
62
87
73
62
51
49
48
47
38
30
24

Pressure (mb)

1020
1020
1019
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1024
1024
1025
1025
1024
1024
1023

Ozone (du)

321
325
331
336
340
344
343
343
345
344
347
357
364
368
370
365
360
355
350
346
341
338
336
333

Thursday 27

Waxing Crescent 41%

12:21

22:55

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

Sun - Rise: 07:10, Set: 16:45, Transit: 11:57. Moon - Rise: 12:21, 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)

0
0
3
5
8
12
20
29
39
46
59
41
21
0
0
0
0
0
0
0
0
0
0
33

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
4
3
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
3
5
7
9
12
12
11
11
14
18
13
0
0
0
0
0
0
0
0
0
0
32

High Clouds (% Sky Obscured)

0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

25
27
28
31
33
35
36
37
37
37
37
35
37
37
39
39
39
39
38
38
37
33
30
27

Pressure (mb)

1022
1021
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1018
1018

Ozone (du)

329
326
322
323
324
326
323
321
318
318
318
317
318
319
320
320
319
319
319
319
319
318
316
315

Friday 28

First Quarter 52%

12:45

00:03

12 Bad
13 Bad
14 Bad
15 OK
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: 07:11, Set: 16:44, Transit: 11:58. Moon - Rise: 12:45, 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)

67
100
67
33
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

Medium Clouds (% Sky Obscured)

60
86
58
29
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

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)

4
4
4
3
3
2
3
3
3
3
3
3
3
3
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

28
28
28
33
40
48
49
50
51
51
50
50
48
47
45
44
43
42
41
41

Pressure (mb)

1017
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016

Ozone (du)

316
318
319
319
318
318
320
322
325
324
323
322
319
317
314
309
305
301
301
300

Forecast for Hongshikeng, China (40.40,117.58)

Generated: 22/11/25 12:00:22. Forecast: 22/11/25 to 28/11/25. Timezone: UTC+8.00