Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 30

Waxing Gibbous 79%

13:11

No Set

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 OK
17 OK
18 OK
19 Good
20 Good
21 Good
22 Good
23 OK
00 Good
01 Good
02 Bad

Sun - Rise: 07:17, Set: 17:16, Transit: 12:16. Moon - Rise: 13:11, Set: No Set. Civil Dark: 17:43 - 06:50. Nautical Dark: 18:14 - 06:19. Astro Dark: 18:44 - 05:49

Total Clouds (% Sky Obscured)

76
87
95
98
97
94
100
100
100
100
79
90
83
25
31
20
8
8
7
0
27
16
12
57

Low Clouds (% Sky Obscured)

49
55
71
39
43
91
77
28
78
92
55
68
40
20
14
12
6
5
4
0
0
0
0
0

Medium Clouds (% Sky Obscured)

22
12
17
19
63
38
100
60
73
87
22
10
25
0
8
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

42
59
84
90
63
62
100
98
100
100
72
37
50
0
0
0
0
0
0
0
27
16
12
24

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
2
7
11
0
0
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
9
20
27
40
25
15
21
12
11
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
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
6
6
5
5
7
7
7
7
7
7
7
7
6
6
6
5
5
5
6
6

Chance of Frost

Temperature (°C)

6
6
6
6
6
6
8
9
10
10
9
9
9
8
6
4
3
3
2
2
2
1
1
1

Feels Like (°C)

4
5
4
4
4
5
7
8
9
8
6
7
6
4
4
2
1
2
1
1
0
-0
-0
-0

Dew Point (°C)

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

Relative Humidity (%)

85
83
83
82
86
87
81
72
62
61
68
60
62
64
67
68
69
70
70
70
72
71
73
74

Pressure (mb)

1020
1019
1019
1019
1020
1020
1021
1021
1020
1019
1018
1019
1019
1019
1020
1021
1022
1022
1022
1023
1023
1022
1022
1022

Ozone (du)

272
271
270
271
272
272
271
272
273
273
274
276
277
279
279
281
280
280
278
277
276
275
273
273

Wednesday 31

Waxing Gibbous 88%

13:53

03:35

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

Sun - Rise: 07:17, Set: 17:17, Transit: 12:17. Moon - Rise: 13:53, Set: 03:35. Civil Dark: 17:44 - 06:50. Nautical Dark: 18:15 - 06:19. Astro Dark: 18:45 - 05:49

Total Clouds (% Sky Obscured)

67
74
97
96
75
82
73
41
34
88
43
34
36
23
20
18
63
67
62
55
26
23
23
7

Low Clouds (% Sky Obscured)

1
4
14
17
14
15
21
19
13
13
9
13
12
8
9
10
5
11
12
13
14
14
15
6

Medium Clouds (% Sky Obscured)

0
2
51
52
45
48
55
31
33
60
43
34
36
23
9
1
20
23
18
11
5
1
1
0

High Clouds (% Sky Obscured)

21
33
97
54
34
41
40
11
10
28
1
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
8
8
8
8
9
10
11
11
12
12
12
11
9
8
7
7
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-3
-3
-4
-3
-4
-4
-4
-5
-5
-6
-7
-6
-6
-6
-7
-6
-6
-7
-6
-7
-7
-6

Relative Humidity (%)

73
73
73
71
73
71
62
59
55
50
47
45
47
51
57
63
67
70
68
71
71
72
72
72

Pressure (mb)

1022
1022
1022
1022
1023
1023
1023
1024
1023
1022
1021
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1021
1022

Ozone (du)

274
274
275
275
275
275
274
275
275
276
277
279
279
282
282
283
285
287
287
288
287
288
289
291

Thursday 1

Waxing Gibbous 95%

14:45

04:50

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

Sun - Rise: 07:18, Set: 17:17, Transit: 12:17. Moon - Rise: 14:45, Set: 04:50. Civil Dark: 17:45 - 06:50. Nautical Dark: 18:15 - 06:19. Astro Dark: 18:46 - 05:49

Total Clouds (% Sky Obscured)

44
46
26
43
49
84
98
91
86
99
100
100
100
100
100
85
79
80
79
80
81
77
72
62

Low Clouds (% Sky Obscured)

19
23
6
3
3
3
8
7
13
9
12
10
12
6
6
8
13
27
17
20
23
35
39
41

Medium Clouds (% Sky Obscured)

44
46
26
38
46
65
66
82
69
98
100
100
100
100
100
84
78
75
74
74
81
77
72
57

High Clouds (% Sky Obscured)

10
0
0
19
4
38
83
25
22
86
76
19
88
71
100
10
10
5
5
10
10
10
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
1
0
2
3
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)

7
8
8
8
7
7
8
10
11
11
12
12
12
11
10
9
9
9
9
9
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
69
69
68
68
66
55
51
47
45
43
44
47
50
53
57
59
59
57
56
56
56
57
63

Pressure (mb)

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

Ozone (du)

291
292
292
293
296
299
303
309
314
318
319
320
319
319
319
322
324
328
327
327
328
328
329
328

Friday 2

Waxing Gibbous 99%

15:46

06:03

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

Sun - Rise: 07:18, Set: 17:18, Transit: 12:18. Moon - Rise: 15:46, Set: 06:03. Civil Dark: 17:45 - 06:50. Nautical Dark: 18:16 - 06:20. Astro Dark: 18:46 - 05:49

Total Clouds (% Sky Obscured)

62
27
25
31
63
56
53
54
55
44
58
40
8
1
1
23
18
9
7
8
8
8
11
15

Low Clouds (% Sky Obscured)

23
12
13
26
63
56
53
54
55
44
58
40
8
1
1
22
16
7
6
7
6
8
10
12

Medium Clouds (% Sky Obscured)

62
3
3
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
7
7
7
2
0
9
9
9
9
9
9
7
8
8
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
9
14
30
25
17
28
36
35
20
11
12
1
4
10
23
12
10
7
5
3
2
2
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
8
8
8
7
8
10
11
13
16
16
16
16
15
14
12
10
9
8
7
7
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
72
76
79
81
76
69
71
80
67
53
52
50
48
51
58
66
73
73
72
72
74
72
70

Pressure (mb)

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

Ozone (du)

330
331
334
333
334
334
335
338
343
345
349
356
356
356
356
354
355
354
354
354
351
351
350
351

Saturday 3

Full Moon 100%

16:57

07:10

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

Sun - Rise: 07:18, Set: 17:19, Transit: 12:18. Moon - Rise: 16:57, Set: 07:10. Civil Dark: 17:46 - 06:51. Nautical Dark: 18:17 - 06:20. Astro Dark: 18:47 - 05:50

Total Clouds (% Sky Obscured)

19
24
28
24
20
14
12
10
10
8
5
3
3
2
0
0
0
0
0
0
0
1
1
2

Low Clouds (% Sky Obscured)

15
18
28
23
20
14
12
10
9
7
5
3
3
2
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
1
1
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
0
1
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 (%)

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 (%)

3
3
3
6
6
1
2
2
0
1
1
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
7
7
7
8
9
10
10
11
11
10
8
7
7
7
7
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
70
73
76
75
60
51
47
44
43
44
45
53
62
75
74
73
72
72
72
72
73
75

Pressure (mb)

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

Ozone (du)

352
353
355
354
353
349
346
340
337
330
323
318
312
309
305
301
301
300
299
297
295
294
293
292

Sunday 4

Waning Gibbous 98%

18:11

08:06

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

Sun - Rise: 07:18, Set: 17:20, Transit: 12:19. Moon - Rise: 18:11, Set: 08:06. Civil Dark: 17:47 - 06:51. Nautical Dark: 18:18 - 06:20. Astro Dark: 18:48 - 05:50

Total Clouds (% Sky Obscured)

17
35
46
60
60
47
39
27
21
24
34
47
59
67
70
65
57
54
59
67
68
66
65
63

Low Clouds (% Sky Obscured)

1
1
3
12
20
31
36
27
21
24
34
47
58
61
63
58
44
31
25
20
14
14
14
14

Medium Clouds (% Sky Obscured)

17
35
46
60
59
47
24
11
1
1
2
3
3
3
3
2
1
0
7
23
40
35
35
35

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
2
1
2
3
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
8
7
7
7
8
8
9
9
7
4
2
4
7

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
1
1
6
9
12
16
18
14
26
30
32
33
30
22
24
28
32
33
28
11

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
8
9
9
9
9
9
9
9
10
12
13
13
13
13
14
15
16
15
15
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
81
81
77
73
69
70
71
72
76
79
83
86
88
91
86
83
78
80
81
83
79
76

Pressure (mb)

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

Ozone (du)

291
291
290
290
290
289
288
289
290
291
292
294
295
296
296
297
299
301
303
306
310
314
315
315

Monday 5

Waning Gibbous 93%

19:23

08:52

Sun - Rise: 07:18, Set: 17:20, Transit: 12:19. Moon - Rise: 19:23, Set: 08:52. Civil Dark: 17:47 - 06:51. Nautical Dark: 18:18 - 06:20. Astro Dark: 18:48 - 05:50

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Yufuin, Yufu-shi, Japan (33.31,131.39)

Generated: 30/12/25 03:39:30. Forecast: 30/12/25 to 05/01/26. Timezone: UTC+9.00