Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 96%

17:56

02:43

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

Sun - Rise: 05:23, Set: 19:18, Transit: 12:20. Moon - Rise: 17:56, Set: 02:43. Civil Dark: 19:45 - 04:56. Nautical Dark: 20:18 - 04:23. Astro Dark: 20:54 - 03:47

Total Clouds (% Sky Obscured)

83
84
87
91
89
71
98
91
64
50
59
68
83
75
74
100
100
71
69
72
84
93
44
37

Low Clouds (% Sky Obscured)

11
9
15
18
20
19
0
0
6
22
26
30
31
32
28
25
18
15
7
15
15
6
4
3

Medium Clouds (% Sky Obscured)

2
2
3
2
3
2
0
0
0
0
0
0
0
0
9
2
6
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

64
70
79
77
75
55
97
91
64
50
54
55
76
72
68
100
100
49
50
48
73
90
44
37

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
3
4
11
19
5
2
1
4
4
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
4
4
4
4
3
3
3
3
3
4
5
5
5
5
6
6
4
3
3
3
3
4

Chance of Frost

Temperature (°C)

23
23
23
23
23
22
23
24
26
27
29
30
30
32
32
33
33
31
30
28
26
24
23
23

Feels Like (°C)

27
27
27
27
28
27
26
29
30
31
32
32
33
34
34
35
36
35
36
33
31
29
26
26

Dew Point (°C)

20
20
20
20
20
20
20
21
21
19
18
18
18
20
20
22
23
23
24
24
22
21
19
19

Relative Humidity (%)

83
83
83
83
84
85
85
80
71
61
53
48
47
49
50
53
55
60
70
78
79
80
79
78

Pressure (mb)

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

Ozone (du)

298
300
300
300
301
302
302
303
304
303
303
304
303
303
302
302
301
301
300
300
301
300
300
301

Tuesday 28

Waxing Gibbous 99%

18:38

03:40

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

Sun - Rise: 05:24, Set: 19:17, Transit: 12:20. Moon - Rise: 18:38, Set: 03:40. Civil Dark: 19:44 - 04:57. Nautical Dark: 20:18 - 04:23. Astro Dark: 20:53 - 03:48

Total Clouds (% Sky Obscured)

30
40
42
40
22
7
3
4
34
51
46
43
32
30
32
31
42
6
16
60
98
85
100
100

Low Clouds (% Sky Obscured)

0
2
6
10
10
3
0
0
12
18
22
23
24
25
30
28
30
3
16
6
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

30
40
42
40
14
7
3
4
17
42
9
17
7
4
3
0
0
0
0
48
98
85
100
100

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
3
8
10
0
11
11
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
4
4
4
4
4
4
3
4
4
4
5
6
6
7
6
5
5
4
4
5
6
6

Chance of Frost

Temperature (°C)

23
23
23
22
22
22
22
24
27
28
28
29
31
32
34
34
33
32
31
28
27
26
24
23

Feels Like (°C)

26
26
26
25
25
27
27
31
33
34
32
34
35
36
38
37
36
36
36
34
31
29
26
25

Dew Point (°C)

19
19
19
19
19
19
19
20
21
20
17
16
16
16
19
19
19
21
24
24
22
22
20
19

Relative Humidity (%)

79
79
79
80
81
84
84
78
69
61
51
43
39
38
40
41
44
51
66
75
76
77
78
78

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1014
1014
1013
1013
1012
1012
1012
1012
1013
1013
1014
1013
1013

Ozone (du)

301
300
299
299
299
298
299
300
300
300
301
300
301
304
304
305
305
304
304
302
302
301
300
298

Wednesday 29

Full Moon 100%

19:15

04:39

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

Sun - Rise: 05:25, Set: 19:16, Transit: 12:20. Moon - Rise: 19:15, Set: 04:39. Civil Dark: 19:44 - 04:57. Nautical Dark: 20:17 - 04:24. Astro Dark: 20:52 - 03:49

Total Clouds (% Sky Obscured)

28
9
5
5
7
27
34
46
25
10
13
62
41
52
64
78
55
100
77
52
5
4
8
17

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
18
19
25
28
36
29
15
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

28
4
3
3
3
27
34
46
25
10
13
33
26
22
13
21
2
0
0
0
0
1
3
5

High Clouds (% Sky Obscured)

28
8
5
5
7
27
34
46
25
10
13
7
10
36
40
40
45
100
77
52
5
4
8
17

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

Chance of Frost

Temperature (°C)

23
22
22
21
21
21
21
22
26
28
29
31
30
30
31
31
31
31
29
27
24
23
23
23

Feels Like (°C)

25
25
26
25
24
23
23
25
29
31
32
34
33
32
33
32
32
33
33
31
27
25
24
24

Dew Point (°C)

19
18
18
17
16
15
15
17
19
19
22
22
16
15
18
18
18
20
23
22
19
18
17
18

Relative Humidity (%)

78
78
79
76
74
69
70
71
66
60
65
59
42
40
44
44
47
54
69
74
72
72
72
73

Pressure (mb)

1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1010
1010
1009
1009
1009
1009
1009
1010
1010
1010
1010

Ozone (du)

299
300
299
300
301
302
302
301
300
299
298
298
298
298
298
298
298
299
299
298
298
298
298
297

Thursday 30

Waning Gibbous 100%

19:47

05:39

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

Sun - Rise: 05:25, Set: 19:16, Transit: 12:20. Moon - Rise: 19:47, Set: 05:39. Civil Dark: 19:43 - 04:58. Nautical Dark: 20:16 - 04:25. Astro Dark: 20:51 - 03:50

Total Clouds (% Sky Obscured)

13
14
9
7
6
14
10
7
5
18
26
34
54
71
82
82
74
57
56
48
8
4
9
19

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
6
8
18
29
39
34
32
26
17
9
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

13
14
9
7
6
14
10
7
3
18
26
28
22
31
35
28
28
28
49
48
8
3
6
16

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
11
1
3
1
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
6
6
5
5
5
5
5
5
5
4
5
5
6
6
7
6
6
5
3
3
4
4
4

Chance of Frost

Temperature (°C)

22
22
21
21
21
21
21
23
25
27
28
30
31
32
33
33
32
31
31
29
28
26
25
24

Feels Like (°C)

24
24
22
23
23
24
23
26
29
33
32
34
35
37
38
37
36
36
37
35
32
30
29
28

Dew Point (°C)

17
17
16
16
16
16
16
18
17
17
16
16
17
19
20
19
18
20
24
25
24
22
20
19

Relative Humidity (%)

74
73
73
73
71
71
73
72
60
53
48
44
43
44
45
42
42
49
67
76
77
76
73
74

Pressure (mb)

1010
1010
1009
1009
1009
1009
1010
1010
1010
1010
1009
1009
1008
1008
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009

Ozone (du)

296
296
296
296
295
295
294
293
294
294
295
296
295
295
294
294
294
293
294
294
294
294
295
295

Friday 31

Waning Gibbous 99%

20:16

06:40

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

Sun - Rise: 05:26, Set: 19:15, Transit: 12:20. Moon - Rise: 20:16, Set: 06:40. Civil Dark: 19:42 - 04:59. Nautical Dark: 20:15 - 04:26. Astro Dark: 20:50 - 03:51

Total Clouds (% Sky Obscured)

31
42
55
37
20
1
1
1
1
0
0
0
19
37
55
26
13
0
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
6
12
18
14
8
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
0
0

High Clouds (% Sky Obscured)

27
42
55
37
20
1
1
1
1
0
0
0
17
19
30
6
3
0
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
5
5
5
5
5
5
5
4
4
4
5
5
6
6
7
5
4
4
3
3
4
4
4

Chance of Frost

Temperature (°C)

23
23
23
23
22
22
22
24
26
28
30
30
32
33
33
34
33
32
31
29
27
25
24
23

Feels Like (°C)

27
27
27
27
26
26
26
29
32
32
34
34
35
36
37
38
37
37
38
36
36
35
27
27

Dew Point (°C)

18
18
19
19
18
18
18
19
18
17
16
15
16
17
18
19
21
22
24
23
22
21
20
19

Relative Humidity (%)

74
75
76
78
78
76
78
72
60
50
44
40
39
39
40
41
48
56
66
70
73
77
77
75

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1006
1007
1007
1007

Ozone (du)

295
295
294
293
293
293
294
294
293
294
294
294
294
294
294
293
293
294
294
296
297
298
299
299

Saturday 1

Waning Gibbous 96%

20:43

07:40

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

Sun - Rise: 05:27, Set: 19:14, Transit: 12:20. Moon - Rise: 20:43, Set: 07:40. Civil Dark: 19:41 - 05:00. Nautical Dark: 20:14 - 04:27. Astro Dark: 20:48 - 03:52

Total Clouds (% Sky Obscured)

0
0
0
1
1
2
2
2
2
6
11
13
25
36
46
41
35
30
30
28
26
18
9
1

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
6
11
13
25
31
37
33
29
24
20
16
15
10
5
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
1
1
2
2
2
2
2
1
1
0
0
0
0
0
1
1
3
3
3
3
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 (%)

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

Chance of Frost

Temperature (°C)

22
22
22
22
21
21
21
23
25
28
29
30
32
32
32
32
31
30
29
28
26
25
24
23

Feels Like (°C)

27
27
27
27
25
25
25
25
24
24
35
35
35
35
35
36
36
36
35
35
34
34
27
27

Dew Point (°C)

18
18
17
17
17
17
17
17
17
18
16
15
15
14
14
14
17
19
22
21
20
19
18
18

Relative Humidity (%)

75
75
75
75
76
76
77
67
60
53
46
40
35
35
34
33
41
51
63
66
68
70
71
71

Pressure (mb)

1007
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1006
1006
1005
1005
1004
1004
1005
1005
1005
1006
1006
1006
1006

Ozone (du)

300
300
300
300
300
300
300
300
300
300
299
299
299
298
298
298
298
297
297
297
297
296
297
297

Sunday 2

Waning Gibbous 91%

21:09

08:39

Sun - Rise: 05:27, Set: 19:13, Transit: 12:20. Moon - Rise: 21:09, Set: 08:39. Civil Dark: 19:40 - 05:00. Nautical Dark: 20:13 - 04:28. Astro Dark: 20:47 - 03:53

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: 27/07/26 00:27:50. Forecast: 27/07/26 to 02/08/26. Timezone: UTC+9.00