Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 1%

05:43

19:52

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 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:40, Set: 18:46, Transit: 12:13. Moon - Rise: 05:43, Set: 19:52. Civil Dark: 19:12 - 05:15. Nautical Dark: 19:42 - 04:44. Astro Dark: 20:14 - 04:13

Total Clouds (% Sky Obscured)

100
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

75
88
91
94
91
91
90
92
98
95
88
82
86
73
41
20
23
23
71
92
21
22
25
36

Medium Clouds (% Sky Obscured)

89
99
40
99
99
98
100
95
96
56
93
100
98
94
100
60
100
100
100
98
100
100
100
100

High Clouds (% Sky Obscured)

48
98
72
92
88
100
100
100
97
100
100
100
100
100
100
94
100
100
100
86
30
25
30
11

ISS Passover

Visibility (miles)

2
5
2
2
2
6
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
2
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
21
22
23
15
15
13
9
8
10
7
7
5
3
2
2
2
3
3
3
2
1

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

Chance of Frost

Temperature (°C)

13
13
13
13
13
14
14
15
15
15
17
17
16
16
16
15
13
13
12
12
13
12
12
12

Feels Like (°C)

13
13
13
13
14
14
15
15
16
16
17
17
17
16
16
15
14
13
12
13
13
13
13
13

Dew Point (°C)

12
12
12
12
12
12
13
13
13
13
12
12
13
13
13
13
12
12
12
11
11
11
11
11

Relative Humidity (%)

90
92
92
92
92
90
89
87
87
85
74
73
79
79
82
90
95
95
95
93
92
92
93
93

Pressure (mb)

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

Ozone (du)

287
287
289
289
290
290
289
288
289
290
290
290
291
292
292
290
289
290
290
291
291
292
291
292

Sunday 19

Waxing Crescent 4%

06:23

21:08

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 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:39, Set: 18:47, Transit: 12:13. Moon - Rise: 06:23, Set: 21:08. Civil Dark: 19:13 - 05:13. Nautical Dark: 19:43 - 04:43. Astro Dark: 20:15 - 04:11

Total Clouds (% Sky Obscured)

97
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
97
100
100

Low Clouds (% Sky Obscured)

62
44
27
54
14
27
51
75
94
97
100
100
96
97
99
96
96
96
99
90
80
82
100
97

Medium Clouds (% Sky Obscured)

84
100
100
100
99
100
100
100
100
100
100
100
100
89
100
100
100
91
94
98
98
87
88
97

High Clouds (% Sky Obscured)

3
91
100
94
97
100
100
100
100
99
100
66
100
100
100
100
94
90
90
90
81
93
57
65

ISS Passover

Visibility (miles)

9
9
9
8
9
9
9
9
5
5
2
5
4
9
9
6
1
1
1
9
9
9
9
9

Fog (%)

0
0
0
0
95
92
88
44
16
0
0
0
0
0
0
12
82
84
72
80
85
88
83
66

Precipitation Type

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

Precipitation Probability (%)

2
4
17
36
38
55
65
60
95
95
95
95
95
95
95
95
95
95
71
19
18
30
21
41

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.4
0
0.9
2.2
2
3.6
5.4
3.8
0.6
3
4.7
1.1
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

3
4
5
4
4
5
5
6
6
5
6
7
7
6
7
6
7
8
7
6
5
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
13
13
14
15
15
16
15
15
14
15
14
14
13
12
13
13
12
12
12
12
12
11

Dew Point (°C)

11
11
11
11
12
12
13
13
13
13
13
13
12
12
12
11
12
12
12
11
11
11
11
11

Relative Humidity (%)

93
93
92
93
92
86
85
85
86
89
95
93
93
95
96
96
100
100
98
98
96
95
93
93

Pressure (mb)

1015
1015
1014
1015
1015
1015
1016
1016
1015
1015
1015
1014
1014
1014
1014
1015
1015
1016
1016
1015
1015
1014
1014
1014

Ozone (du)

294
293
294
293
293
293
292
292
293
294
294
296
295
297
300
304
309
312
314
317
319
319
321
322

Monday 20

Waxing Crescent 11%

07:11

22:22

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 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:38, Set: 18:48, Transit: 12:13. Moon - Rise: 07:11, Set: 22:22. Civil Dark: 19:14 - 05:12. Nautical Dark: 19:44 - 04:42. Astro Dark: 20:16 - 04:10

Total Clouds (% Sky Obscured)

99
100
100
93
86
99
64
66
93
100
70
44
89
81
58
98
70
96
93
89
93
81
92
99

Low Clouds (% Sky Obscured)

95
89
89
81
84
99
56
58
91
94
61
33
49
27
39
98
69
90
89
85
93
72
85
92

Medium Clouds (% Sky Obscured)

96
100
95
43
11
30
24
33
72
86
37
24
44
20
29
20
3
19
18
16
8
11
15
30

High Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
0
0
0
9
11
0
0
0
60
40
19
0
26
46
82

ISS Passover

Visibility (miles)

6
4
1
1
1
1
9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9

Fog (%)

41
48
20
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
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 (%)

44
33
29
23
3
4
12
21
28
17
10
8
10
11
13
18
28
29
29
26
28
36
38
32

Precipitation Amount (mm)

0.2
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
5
6
6
7
6
7
8
6
5
5
6
5
4
4
3
3
3
4
4
5
5
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
13
13
13
14
17
17
16
16
18
18
16
17
17
15
15
14
14
14
14
14
14

Dew Point (°C)

10
11
12
12
12
13
13
13
12
12
13
10
9
9
10
11
11
11
11
12
12
12
13
12

Relative Humidity (%)

92
96
98
98
98
96
95
78
68
73
78
58
55
57
65
78
80
84
87
90
92
90
93
93

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

326
329
331
333
331
324
317
315
310
310
309
309
306
304
302
303
302
304
306
306
307
308
310
311

Tuesday 21

Waxing Crescent 20%

08:08

23:30

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

Sun - Rise: 05:37, Set: 18:49, Transit: 12:13. Moon - Rise: 08:08, Set: 23:30. Civil Dark: 19:14 - 05:11. Nautical Dark: 19:45 - 04:40. Astro Dark: 20:17 - 04:08

Total Clouds (% Sky Obscured)

74
63
58
59
68
94
69
64
57
51
46
50
48
77
67
50
43
54
100
100
100
47
43
65

Low Clouds (% Sky Obscured)

51
26
27
22
36
39
9
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

24
32
42
34
18
0
15
27
41
31
23
16
12
8
4
3
2
0
15
31
42
40
33
30

High Clouds (% Sky Obscured)

59
35
13
40
68
94
69
64
57
51
46
50
48
77
61
27
19
28
100
100
100
10
5
39

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 (%)

24
29
16
13
15
12
11
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
7
7
7
7
7
7
7
6
5
5
4
4
3
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

13
12
12
12
12
13
13
15
16
17
17
18
17
17
16
14
11
10
10
10
9
9
9
9

Feels Like (°C)

13
13
13
13
13
13
12
15
16
17
17
17
17
18
16
15
11
10
9
7
7
7
9
9

Dew Point (°C)

12
11
11
11
11
10
8
7
5
4
6
8
8
8
8
8
6
5
3
2
1
1
1
1

Relative Humidity (%)

95
95
95
95
92
81
71
57
48
42
45
51
55
54
56
68
72
69
62
58
57
57
58
57

Pressure (mb)

1014
1014
1014
1015
1016
1017
1017
1017
1017
1017
1017
1017
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

309
311
312
313
314
316
317
319
320
319
319
318
317
318
321
325
328
326
323
323
323
323
323
322

Wednesday 22

Waxing Crescent 30%

09:13

00:28

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: 05:36, Set: 18:49, Transit: 12:12. Moon - Rise: 09:13, Set: 00:28. Civil Dark: 19:15 - 05:10. Nautical Dark: 19:46 - 04:39. Astro Dark: 20:18 - 04:07

Total Clouds (% Sky Obscured)

48
48
48
47
54
81
97
41
56
94
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
7
13
20
24
25
36
84
91
49
57
67
76
83
90
95
96
96
95
92
90
87

Medium Clouds (% Sky Obscured)

32
29
25
19
14
14
14
15
10
12
37
20
54
72
94
95
97
99
98
99
99
99
100
100

High Clouds (% Sky Obscured)

6
6
11
11
29
70
95
14
14
0
95
100
100
100
100
100
100
100
100
100
100
98
96
95

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
3
2
2
1
1
0
2
4

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

0
0
0
1
1
1
9
13
16
50
69
86
91
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.5
0.5
0.6
1.2
1.7
2.2
2.1
2.2
2.3
2.2
2.3
2.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
9
12
15
16
18
19
19
17
15
16
14
14
13
13
13
13
13
13
13
13
13

Feels Like (°C)

8
8
8
9
12
15
16
16
18
17
15
13
14
13
14
14
14
14
13
13
13
14
14
14

Dew Point (°C)

1
0
1
2
4
6
10
10
9
10
10
9
9
10
11
13
13
13
13
13
13
13
13
13

Relative Humidity (%)

56
56
58
60
59
56
64
60
53
55
62
66
66
74
84
95
96
98
98
98
98
100
98
98

Pressure (mb)

1017
1016
1016
1016
1017
1016
1016
1016
1015
1015
1015
1014
1013
1011
1010
1010
1010
1009
1009
1009
1008
1008
1007
1006

Ozone (du)

323
322
321
322
325
324
323
321
321
320
321
320
319
317
315
313
313
313
313
312
310
308
307
306

Thursday 23

Waxing Crescent 42%

10:22

01:17

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 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:34, Set: 18:50, Transit: 12:12. Moon - Rise: 10:22, Set: 01:17. Civil Dark: 19:16 - 05:09. Nautical Dark: 19:47 - 04:38. Astro Dark: 20:19 - 04:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

92
96
100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
85
85
85
80
85
80
80

Medium Clouds (% Sky Obscured)

100
100
100
99
97
94
92
95
99
100
100
100
99
99
98
98
99
97
97
97
100
84
68
52

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
82
72
69
66
65
80
90
100

ISS Passover

Visibility (miles)

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

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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
80
52
46
41
37
34
29
21
19
16
7
21
26
31

Precipitation Amount (mm)

2
1.4
0.7
0.6
0.7
0.7
0.7
0.8
0.8
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
12
12
12
12
12
12
11
11
12

Feels Like (°C)

13
14
14
14
14
14
14
14
14
14
14
14
13
14
13
13
12
13
13
12
12
12
12
12

Dew Point (°C)

13
12
13
13
13
13
13
13
13
13
13
13
12
13
12
12
11
12
12
12
11
11
11
11

Relative Humidity (%)

96
98
98
100
98
100
98
100
98
98
98
98
98
98
96
96
96
98
98
98
98
96
96
98

Pressure (mb)

1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1011
1011
1011
1011
1011
1011

Ozone (du)

305
305
305
305
305
305
305
305
304
303
304
304
305
305
306
306
308
310
312
311
311
310
309
308

Friday 24

First Quarter 54%

11:32

01:56

Sun - Rise: 05:33, Set: 18:51, Transit: 12:12. Moon - Rise: 11:32, Set: 01:56. Civil Dark: 19:17 - 05:07. Nautical Dark: 19:48 - 04:36. Astro Dark: 20:20 - 04:04

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: 18/04/26 03:31:33. Forecast: 18/04/26 to 24/04/26. Timezone: UTC+9.00