Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 81%

21:46

11:01

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

Sun - Rise: 07:06, Set: 17:07, Transit: 12:06. Moon - Rise: 21:46, Set: 11:01. Civil Dark: 17:34 - 06:39. Nautical Dark: 18:05 - 06:08. Astro Dark: 18:35 - 05:38

Total Clouds (% Sky Obscured)

14
7
5
3
3
2
2
3
1
1
5
65
63
28
77
15
100
79
77
8
10
2
27
6

Low Clouds (% Sky Obscured)

13
7
5
3
3
1
2
2
0
1
4
4
3
4
7
8
8
3
9
3
6
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
6
0
0
0
27
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
65
63
25
71
8
100
79
70
6
0
2
6
6

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

Chance of Frost

Temperature (°C)

3
3
3
3
2
2
2
2
2
3
6
7
8
9
10
9
9
8
5
4
4
3
3
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
72
73
74
76
77
76
76
74
68
54
46
42
39
37
37
38
42
53
56
57
58
59
59

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1024
1024
1023
1024
1024
1025
1026
1026
1027
1027
1027

Ozone (du)

266
266
265
264
262
261
260
259
260
259
260
259
257
257
256
256
256
256
258
258
257
257
256
256

Tuesday 9

Waning Gibbous 71%

22:50

11:34

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

Sun - Rise: 07:07, Set: 17:07, Transit: 12:07. Moon - Rise: 22:50, Set: 11:34. Civil Dark: 17:34 - 06:39. Nautical Dark: 18:05 - 06:09. Astro Dark: 18:35 - 05:38

Total Clouds (% Sky Obscured)

40
45
100
100
100
100
99
96
96
88
61
48
26
38
61
16
14
28
23
78
51
46
88
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

5
17
71
70
99
95
97
86
92
60
42
38
26
11
14
5
13
28
23
51
51
46
73
81

High Clouds (% Sky Obscured)

40
45
100
100
100
100
96
83
87
43
11
0
1
0
10
1
0
7
5
36
19
40
56
60

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)

4
4
4
4
4
4
4
4
4
4
3
3
4
4
5
5
5
4
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
60
59
55
53
51
51
53
54
53
47
42
36
32
31
34
37
47
61
67
68
69
69
66

Pressure (mb)

1027
1027
1027
1027
1027
1026
1027
1027
1027
1027
1027
1027
1027
1025
1024
1024
1024
1024
1025
1026
1026
1026
1026
1025

Ozone (du)

257
256
255
256
257
257
256
256
256
256
258
258
257
257
256
257
258
257
259
260
260
262
264
265

Wednesday 10

Waning Gibbous 60%

No Rise

12:03

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

Sun - Rise: 07:07, Set: 17:07, Transit: 12:07. Moon - Rise: No Rise, Set: 12:03. Civil Dark: 17:34 - 06:40. Nautical Dark: 18:05 - 06:09. Astro Dark: 18:35 - 05:39

Total Clouds (% Sky Obscured)

79
79
76
86
100
87
96
93
96
95
94
45
48
50
91
65
45
56
44
42
41
40
46
48

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
0
49
70
73
84
24
18
28
87
50
19
37
21
25
26
27
25
23

Medium Clouds (% Sky Obscured)

66
73
70
76
100
81
94
90
94
88
79
32
41
28
24
22
20
17
8
8
5
0
0
0

High Clouds (% Sky Obscured)

76
61
48
6
6
2
1
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
1
5
4
1
6
9
10
14
12
3
9
10

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

Chance of Frost

Temperature (°C)

4
4
4
4
5
5
6
5
6
7
9
11
12
13
13
12
12
12
9
7
8
7
7
7

Feels Like (°C)

1
1
1
1
2
2
3
2
3
4
7
9
12
13
13
10
11
12
9
7
7
7
8
7

Dew Point (°C)

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

Relative Humidity (%)

62
60
56
52
50
45
44
45
47
52
51
47
42
40
41
47
46
52
65
69
71
73
77
76

Pressure (mb)

1025
1024
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1021
1019
1018
1018
1018
1019
1019
1020
1021
1021
1021
1022

Ozone (du)

266
265
264
264
264
265
266
267
271
271
271
269
269
268
268
268
269
268
268
268
266
266
267
268

Thursday 11

Waning Gibbous 50%

23:51

12:28

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 OK
07 OK
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

Sun - Rise: 07:08, Set: 17:07, Transit: 12:08. Moon - Rise: 23:51, Set: 12:28. Civil Dark: 17:34 - 06:41. Nautical Dark: 18:05 - 06:10. Astro Dark: 18:36 - 05:40

Total Clouds (% Sky Obscured)

77
89
89
88
55
48
42
42
42
92
94
71
81
98
96
94
94
94
95
93
92
84
55
22

Low Clouds (% Sky Obscured)

75
89
89
88
25
22
19
27
31
92
94
69
79
98
96
94
94
94
95
93
92
84
52
17

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)

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
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 (%)

10
20
21
19
15
11
2
6
9
7
15
17
19
12
11
9
5
2
0
0
0
0
2
2

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
9
10
11
10
10
9
8
8
10
9
9
10
9
9
9
8
6
6
6
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
70
73
73
63
61
62
63
67
68
65
59
51
56
60
59
59
60
59
58
58
58
59
65

Pressure (mb)

1022
1022
1022
1023
1023
1024
1024
1025
1026
1026
1027
1027
1027
1027
1027
1027
1028
1028
1029
1029
1030
1030
1030
1031

Ozone (du)

268
266
265
266
267
267
269
269
269
269
268
267
265
265
263
263
264
262
260
261
262
261
261
260

Friday 12

Third Quarter 40%

00:49

12:53

23 Good
00 OK
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 Bad

Sun - Rise: 07:09, Set: 17:07, Transit: 12:08. Moon - Rise: 00:49, Set: 12:53. Civil Dark: 17:35 - 06:41. Nautical Dark: 18:06 - 06:11. Astro Dark: 18:36 - 05:40

Total Clouds (% Sky Obscured)

12
18
82
85
86
78
67
72
100
100
100
100
100
94
90
85
86
85
85
89
94
100
100
99

Low Clouds (% Sky Obscured)

12
17
23
28
32
37
59
65
65
45
47
49
54
42
33
21
42
61
78
83
90
98
99
99

Medium Clouds (% Sky Obscured)

0
0
0
0
5
10
10
10
10
10
10
6
6
11
15
28
43
59
68
78
89
100
95
92

High Clouds (% Sky Obscured)

0
0
82
85
86
68
5
6
95
95
90
86
77
18
3
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
8
6
4
3
3
2
3

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
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
Light Rain
Light Rain

Precipitation Probability (%)

0
1
1
0
10
15
18
65
91
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.7
1.1
1.9
1.6
1.5
1.6
1.9
2.3
1.7
1.1
0.5
0.5
0.6
0.7
0.7
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
73
74
75
75
78
78
81
77
73
66
62
59
55
57
57
57
63
70
78
82
89
94
94

Pressure (mb)

1031
1030
1030
1030
1030
1029
1029
1028
1028
1028
1028
1027
1026
1025
1024
1023
1022
1021
1021
1021
1021
1020
1020
1019

Ozone (du)

259
258
257
257
256
255
256
257
257
257
256
256
257
257
256
255
254
254
254
254
254
254
254
255

Saturday 13

Waning Crescent 30%

01:45

13:18

23 Bad
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 OK
21 OK
22 OK

Sun - Rise: 07:09, Set: 17:08, Transit: 12:09. Moon - Rise: 01:45, Set: 13:18. Civil Dark: 17:35 - 06:42. Nautical Dark: 18:06 - 06:11. Astro Dark: 18:36 - 05:41

Total Clouds (% Sky Obscured)

99
99
99
100
97
95
94
91
90
82
79
71
62
60
57
57
60
67
75
61
45
35
35
36

Low Clouds (% Sky Obscured)

99
99
99
100
97
95
94
91
90
82
79
71
62
60
57
57
60
59
57
46
34
24
22
22

Medium Clouds (% Sky Obscured)

87
91
96
99
97
95
94
91
90
82
69
51
32
18
10
0
6
15
22
15
8
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
10
10
17
5
0
0
0
0
0
1
1
1
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
89
80
71
83
92
95
95
95
95
92
86
80
63
50
46
47
42
28
23
17
7
11
9

Precipitation Amount (mm)

0.5
0.5
0.4
0.3
0.4
0.5
0.6
0.6
0.7
0.6
0.6
0.5
0.5
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
8
8
8
8
9
9
9
10
13
13
15
18
18
18
18
17
16
15
15
14
14
14

Chance of Frost

Temperature (°C)

4
5
5
5
6
6
6
6
6
7
7
8
9
10
9
8
7
5
4
3
2
2
2
1

Feels Like (°C)

2
3
3
3
3
5
4
5
5
5
4
7
7
7
7
8
9
3
2
1
0
-1
-1
-2

Dew Point (°C)

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

Relative Humidity (%)

94
94
96
98
98
98
96
98
98
98
98
95
91
87
87
87
87
83
80
76
76
74
73
73

Pressure (mb)

1018
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1013
1012
1013
1013
1013
1014
1015
1016
1017
1017
1018
1018

Ozone (du)

256
257
258
258
259
260
260
261
262
263
264
266
267
268
268
269
269
271
273
275
277
279
281
283

Sunday 14

Waning Crescent 22%

02:42

13:44

23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good

Sun - Rise: 07:10, Set: 17:08, Transit: 12:09. Moon - Rise: 02:42, Set: 13:44. Civil Dark: 17:35 - 06:43. Nautical Dark: 18:06 - 06:12. Astro Dark: 18:37 - 05:42

Total Clouds (% Sky Obscured)

37
34
29
25
19
14
10
8
6
3
3
3
2
3
4
6

Low Clouds (% Sky Obscured)

23
21
17
13
10
9
8
7
6
3
3
3
2
3
4
6

Medium Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
10
8
1
4
2
0
5
5
3
9
8
2
3
2
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
14
14
13
13
12
11
11
11
11
11
11
11
11
11

Chance of Frost

Temperature (°C)

1
1
1
1
1
1
0
0
1
2
2
4
4
5
6
5

Feels Like (°C)

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

Dew Point (°C)

-4
-4
-4
-4
-5
-5
-6
-5
-5
-5
-5
-5
-5
-6
-5
-6

Relative Humidity (%)

70
69
69
67
66
66
65
66
64
63
60
54
50
45
46
46

Pressure (mb)

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

Ozone (du)

284
286
285
285
284
285
286
287
288
290
291
294
297
299
301
303

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

Generated: 08/12/25 23:25:55. Forecast: 08/12/25 to 14/12/25. Timezone: UTC+9.00