Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 15%

03:10

16:28

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:00, Set: 18:17, Transit: 12:08. Moon - Rise: 03:10, Set: 16:28. Civil Dark: 18:41 - 05:35. Nautical Dark: 19:10 - 05:06. Astro Dark: 19:40 - 04:37

Total Clouds (% Sky Obscured)

100
97
100
100
100
100
100
100
84
90
93
60
85
89
71
84
86
83
91
92
94
99
90
96

Low Clouds (% Sky Obscured)

22
40
34
30
34
28
40
35
25
31
39
36
32
30
66
81
86
83
88
92
94
94
88
90

Medium Clouds (% Sky Obscured)

3
78
78
75
75
45
55
43
40
40
51
11
34
33
12
12
3
3
4
3
15
53
18
47

High Clouds (% Sky Obscured)

100
64
100
100
100
100
100
100
50
30
30
5
0
0
0
0
1
3
40
15
66
83
15
38

ISS Passover

Visibility (miles)

9
7
3
6
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
8
2
1
2
4

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
4
23
28
0
1
1
6
20
21
13
0
0
0

Precipitation Type

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

Precipitation Probability (%)

30
32
69
44
95
95
85
39
16
15
10
10
7
18
20
10
15
12
25
35
28
19
19
18

Precipitation Amount (mm)

0
0
0
0
1.3
1.4
0.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
26
26
24
24
25
25
24
23
22
21
21
21
21
20
20
20
20
20
20
21
20
21
21

Feels Like (°C)

28
30
30
28
28
29
29
28
27
26
25
25
25
24
23
24
24
24
24
24
24
23
24
24

Dew Point (°C)

20
19
21
22
22
22
20
21
21
21
20
20
20
20
19
19
20
19
20
19
20
20
20
20

Relative Humidity (%)

72
65
76
87
91
84
76
87
89
91
94
94
94
95
93
93
96
95
95
95
95
96
96
95

Pressure (mb)

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

Ozone (du)

273
272
271
271
271
271
272
272
272
272
273
273
273
272
272
273
273
272
273
273
275
276
277
279

Friday 19

Waning Crescent 8%

04:12

16:59

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:01, Set: 18:15, Transit: 12:08. Moon - Rise: 04:12, Set: 16:59. Civil Dark: 18:40 - 05:36. Nautical Dark: 19:09 - 05:07. Astro Dark: 19:38 - 04:38

Total Clouds (% Sky Obscured)

96
95
92
91
94
100
89
95
94
100
100
100
100
100
100
100
100
100
100
100
100
97
100
84

Low Clouds (% Sky Obscured)

81
90
91
77
79
58
65
83
65
63
71
53
66
35
11
14
12
15
13
15
9
8
9
15

Medium Clouds (% Sky Obscured)

55
32
25
37
41
31
29
52
13
10
29
21
17
1
1
1
1
0
0
1
3
17
3
2

High Clouds (% Sky Obscured)

40
37
15
22
58
100
60
78
87
100
100
100
100
100
100
100
100
100
100
100
100
91
100
84

ISS Passover

Visibility (miles)

9
9
9
9
6
9
9
7
4
2
2
2
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
1
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 (%)

13
18
19
25
22
28
30
29
7
2
4
12
5
7
11
13
13
12
10
13
13
15
18
18

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

Chance of Frost

Temperature (°C)

22
23
24
23
24
24
23
23
22
21
21
21
21
21
21
20
21
21
20
21
20
20
21
23

Feels Like (°C)

25
26
27
26
27
27
26
26
25
25
25
24
24
24
23
23
24
24
23
23
23
23
23
27

Dew Point (°C)

21
21
21
21
21
21
20
21
21
20
20
20
20
20
20
20
20
20
19
20
19
19
19
21

Relative Humidity (%)

94
91
87
84
85
84
84
89
92
94
94
92
95
95
95
96
98
96
95
95
93
93
91
85

Pressure (mb)

1017
1017
1016
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1014
1014
1013
1013
1012
1012
1012
1012
1013
1013

Ozone (du)

279
278
278
277
275
275
275
276
276
276
276
275
276
276
276
275
275
274
273
273
273
274
275
276

Saturday 20

Waning Crescent 3%

05:12

17:27

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:01, Set: 18:14, Transit: 12:07. Moon - Rise: 05:12, Set: 17:27. Civil Dark: 18:39 - 05:37. Nautical Dark: 19:08 - 05:08. Astro Dark: 19:37 - 04:39

Total Clouds (% Sky Obscured)

60
83
76
57
100
91
100
100
100
100
100
100
100
100
100
100
94
77
77
98
100
98
96
94

Low Clouds (% Sky Obscured)

25
41
22
25
28
20
18
40
29
22
36
30
53
85
93
94
85
61
56
91
49
23
21
23

Medium Clouds (% Sky Obscured)

4
29
2
10
2
0
11
48
1
9
19
28
28
9
10
7
1
0
0
0
0
4
10
18

High Clouds (% Sky Obscured)

50
47
59
29
100
59
100
100
100
100
100
100
100
100
100
100
91
77
77
90
100
70
47
5

ISS Passover

Visibility (miles)

9
9
8
9
9
9
9
9
9
7
8
9
8
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
37
31
30
19
37
44
50
62
60
51
33
25
23
22
24
24
30
23
24
18
23
20
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
8
8
8
9
8
7
7
6
5
5
4
4
4
4
4
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

23
25
25
25
25
25
24
24
23
21
20
20
19
19
19
19
19
19
19
18
18
18
19
20

Feels Like (°C)

27
29
28
28
29
28
26
27
27
24
23
22
22
21
21
21
21
21
21
20
20
19
20
22

Dew Point (°C)

19
17
17
16
17
17
18
18
20
20
19
19
19
19
19
18
18
18
18
17
17
17
18
17

Relative Humidity (%)

74
63
60
57
60
61
69
72
85
91
93
96
96
96
96
95
95
95
95
93
93
93
93
85

Pressure (mb)

1013
1012
1012
1011
1011
1010
1010
1010
1011
1011
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

276
277
278
278
279
277
277
277
277
277
276
277
278
278
278
278
278
277
276
276
276
277
277
278

Sunday 21

Waning Crescent 1%

06:10

17:52

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:02, Set: 18:13, Transit: 12:07. Moon - Rise: 06:10, Set: 17:52. Civil Dark: 18:37 - 05:37. Nautical Dark: 19:06 - 05:08. Astro Dark: 19:35 - 04:39

Total Clouds (% Sky Obscured)

94
95
97
92
92
94
96
98
100
96
92
68
90
92
94
92
91
89
88
88
83
87
89
92

Low Clouds (% Sky Obscured)

24
41
66
84
61
26
19
18
17
21
22
26
24
66
51
62
69
86
87
83
80
82
81
84

Medium Clouds (% Sky Obscured)

16
12
7
14
21
27
26
21
18
11
5
0
11
22
35
64
35
35
11
46
28
22
48
68

High Clouds (% Sky Obscured)

5
10
10
1
0
0
33
67
100
67
37
6
34
43
75
87
86
89
88
20
5
5
7
92

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 (%)

15
21
16
21
20
17
17
12
2
4
3
1
4
4
10
4
5
3
5
4
4
7
13
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)

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

Chance of Frost

Temperature (°C)

21
22
22
23
23
23
23
22
21
19
18
18
17
17
18
18
17
17
18
17
17
17
18
19

Feels Like (°C)

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

Dew Point (°C)

16
15
15
16
16
16
15
15
16
16
15
14
14
15
15
16
15
15
15
14
14
14
15
15

Relative Humidity (%)

74
66
64
63
64
62
61
63
74
81
81
79
82
83
83
88
85
85
83
82
82
83
82
80

Pressure (mb)

1015
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1016
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019

Ozone (du)

278
278
278
277
277
276
276
275
276
276
276
277
277
276
276
276
275
273
272
272
271
271
272
272

Monday 22

New Moon 0%

07:07

18:17

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:03, Set: 18:11, Transit: 12:07. Moon - Rise: 07:07, Set: 18:17. Civil Dark: 18:36 - 05:38. Nautical Dark: 19:05 - 05:09. Astro Dark: 19:34 - 04:40

Total Clouds (% Sky Obscured)

94
96
97
96
96
94
95
96
96
96
96
96
96
95
95
97
98
100
98
96
94
92
90
88

Low Clouds (% Sky Obscured)

89
94
95
94
92
74
89
87
84
92
94
94
96
95
95
93
87
83
75
68
62
62
64
65

Medium Clouds (% Sky Obscured)

35
71
83
83
73
84
95
96
84
96
93
90
78
66
53
52
51
53
58
63
67
64
61
57

High Clouds (% Sky Obscured)

70
60
9
14
59
63
95
95
90
88
95
73
63
53
41
36
67
100
76
51
27
20
14
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
8
9
9
9
9
9
8
8
7
8
8

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

Precipitation Probability (%)

14
25
36
35
50
24
46
30
13
20
32
29
38
35
30
31
28
16
19
17
13
14
14
13

Precipitation Amount (mm)

0
0
0
0
0.4
0
0.3
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
4
4
3
3
3
3
4
4
4
4
4
4
4
3
3
2
3
3

Chance of Frost

Temperature (°C)

20
20
19
19
19
19
19
19
19
18
18
18
18
18
18
18
18
17
17
18
18
18
18
19

Feels Like (°C)

20
20
20
20
20
21
22
21
21
20
20
19
20
20
20
19
20
19
19
20
20
20
20
19

Dew Point (°C)

16
15
15
16
17
18
17
18
18
17
17
17
18
18
18
17
17
17
17
17
17
17
17
18

Relative Humidity (%)

78
75
76
84
88
93
88
95
95
95
93
95
98
96
96
95
96
96
98
98
96
98
93
91

Pressure (mb)

1019
1019
1019
1018
1018
1018
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1019
1019

Ozone (du)

271
270
270
270
270
269
268
269
269
269
270
269
269
269
269
269
269
269
269
270
271
271
271
271

Tuesday 23

Waxing Crescent 2%

08:04

18:41

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:03, Set: 18:10, Transit: 12:06. Moon - Rise: 08:04, Set: 18:41. Civil Dark: 18:35 - 05:39. Nautical Dark: 19:03 - 05:10. Astro Dark: 19:33 - 04:41

Total Clouds (% Sky Obscured)

92
96
100
100
100
100
99
99
99
99
99
98
98
97
96
97
98
99
98
98
98
97
95
90

Low Clouds (% Sky Obscured)

74
83
92
93
91
94
95
95
94
96
96
96
95
93
92
88
84
81
85
89
93
94
94
90

Medium Clouds (% Sky Obscured)

57
57
56
48
38
28
26
24
22
24
26
28
24
20
18
31
40
49
48
49
48
43
41
34

High Clouds (% Sky Obscured)

38
69
100
100
100
100
90
81
71
66
63
63
54
36
17
46
74
96
94
94
94
95
95
90

ISS Passover

Visibility (miles)

9
8
6
4
3
2
1
1
0
0
1
1
2
5
7
9
9
9
9
9
9
9
7
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

16
19
20
26
32
37
42
46
52
46
41
36
33
29
22
21
24
11
20
20
10
20
22
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
4
4
5
5
5
6
6
6
6
6
7
7
7
7
7
7
7
7
7
7
7
8
9

Chance of Frost

Temperature (°C)

20
21
21
21
21
21
20
20
20
19
19
19
19
19
19
19
19
18
18
18
19
19
19
20

Feels Like (°C)

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

Dew Point (°C)

18
19
19
20
20
20
20
20
19
19
19
19
18
18
18
18
18
17
18
17
18
18
18
19

Relative Humidity (%)

86
88
91
94
94
93
95
96
96
100
100
96
95
95
95
93
93
93
95
93
93
93
93
93

Pressure (mb)

1019
1019
1019
1018
1018
1018
1017
1017
1018
1018
1018
1018
1019
1018
1018
1018
1017
1017
1017
1017
1016
1016
1017
1017

Ozone (du)

271
271
271
270
269
268
268
267
267
267
266
265
264
263
263
262
263
263
263
263
263
263
262
262

Wednesday 24

Waxing Crescent 5%

09:02

19:08

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: 06:04, Set: 18:08, Transit: 12:06. Moon - Rise: 09:02, Set: 19:08. Civil Dark: 18:33 - 05:39. Nautical Dark: 19:02 - 05:11. Astro Dark: 19:31 - 04:42

Total Clouds (% Sky Obscured)

90
90
90
93
97
100
99
98
98
99
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

90
90
90
91
89
89
91
92
92
79
65
50
41
36
35
33
34
36

Medium Clouds (% Sky Obscured)

42
49
54
58
66
67
69
72
74
75
75
75
62
49
36
36
36
36

High Clouds (% Sky Obscured)

83
51
20
36
68
100
95
91
86
91
95
100
100
100
100
100
100
99

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

29
33
34
94
95
95
95
95
95
95
95
95
95
79
49
47
37
15

Precipitation Amount (mm)

0
0
0
0.8
1.8
3
2.3
2
1.6
1.6
1.6
1.7
1
0.4
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
21
22
21
21
22
21
21
21
21
21
21
21
21
21
21
20

Feels Like (°C)

21
23
23
23
23
23
23
23
23
23
23
23
24
23
23
24
23
23

Dew Point (°C)

20
20
20
20
20
21
21
21
20
21
20
20
20
20
20
21
20
20

Relative Humidity (%)

92
92
92
92
94
96
98
98
96
96
96
96
98
98
96
96
96
95

Pressure (mb)

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

Ozone (du)

262
262
262
262
262
262
261
261
262
262
262
261
261
261
261
262
261
261

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

Generated: 18/09/25 09:15:41. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+9.00