Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 90%

15:45

03:50

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
03 Bad
04 Bad

Sun - Rise: 05:29, Set: 18:54, Transit: 12:11. Moon - Rise: 15:45, Set: 03:50. Civil Dark: 19:20 - 05:03. Nautical Dark: 19:51 - 04:30. Astro Dark: 20:24 - 03:57

Total Clouds (% Sky Obscured)

100
99
100
86
98
92
84
55
51
57
61
88
79
51
83
84
67
97
99
99
100
100
96
88

Low Clouds (% Sky Obscured)

0
0
0
0
3
3
3
3
0
0
0
10
21
20
23
36
27
85
26
22
15
10
5
4

Medium Clouds (% Sky Obscured)

57
69
100
82
96
75
69
36
51
57
43
86
79
51
78
70
63
73
80
76
93
90
87
86

High Clouds (% Sky Obscured)

100
99
91
26
51
29
25
30
44
53
46
61
49
51
52
65
40
30
85
97
100
100
77
44

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 (%)

9
6
3
2
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
1
1
3
3
2
3
5
8
6
1
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)

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

Chance of Frost

Temperature (°C)

11
11
13
15
18
19
20
20
21
21
20
19
18
17
14
14
13
13
14
12
12
12
12
11

Feels Like (°C)

10
10
13
15
18
18
19
20
22
23
22
21
19
19
15
14
12
13
14
12
12
12
12
10

Dew Point (°C)

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

Relative Humidity (%)

83
81
76
66
54
47
43
41
40
44
51
57
63
75
79
80
81
83
80
86
90
90
90
91

Pressure (mb)

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

Ozone (du)

325
323
321
322
323
323
321
321
320
318
319
317
317
318
317
318
318
316
317
314
314
313
313
313

Wednesday 29

Waxing Gibbous 96%

16:44

04:16

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
03 Bad
04 Bad

Sun - Rise: 05:28, Set: 18:55, Transit: 12:11. Moon - Rise: 16:44, Set: 04:16. Civil Dark: 19:21 - 05:02. Nautical Dark: 19:52 - 04:29. Astro Dark: 20:25 - 03:56

Total Clouds (% Sky Obscured)

94
85
96
88
98
100
100
99
100
100
100
99
100
100
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

4
4
10
42
75
82
85
87
91
92
92
93
89
80
80
80
75
81
82
83
86
86
93
96

Medium Clouds (% Sky Obscured)

92
82
93
60
93
98
92
93
92
99
100
95
100
91
86
87
98
100
100
100
100
99
100
100

High Clouds (% Sky Obscured)

13
5
8
34
12
24
100
84
99
100
99
75
100
100
96
97
100
100
100
100
100
97
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
6
7
7
7
9
9
9
9
7
5
3
2
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
None
None
Light Rain
Light Rain
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
1
2
2
2
3
13
21
33
60
76
45
37
21
17
11
22
56
80
90
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.7
0
0
0
0
0
0
0.2
0.5
0.5
0.8
0.6
0.5
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
12
14
14
14
13
13
12
11
11
10
10
9
9
10
9
9
9
9
9
9
9
8

Feels Like (°C)

10
10
12
13
13
12
11
11
10
10
10
10
9
9
9
9
9
9
9
9
8
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

91
87
79
69
62
64
68
67
76
84
90
91
91
93
93
93
93
91
93
95
96
96
96
95

Pressure (mb)

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

Ozone (du)

315
316
317
316
316
316
316
317
317
314
312
310
312
312
311
311
311
311
312
311
309
310
311
311

Thursday 30

Waxing Gibbous 99%

17:42

04:44

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
03 Bad
04 Bad

Sun - Rise: 05:27, Set: 18:55, Transit: 12:11. Moon - Rise: 17:42, Set: 04:44. Civil Dark: 19:22 - 05:01. Nautical Dark: 19:53 - 04:28. Astro Dark: 20:26 - 03:55

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)

96
90
88
83
86
85
84
91
95
100
100
100
100
100
98
97
100
100
100
100
99
100
100
100

Medium Clouds (% Sky Obscured)

91
96
97
91
91
86
75
90
88
94
85
94
100
100
100
100
100
100
100
100
100
98
97
96

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
76
91
100
98
90
86
99
95
100
100
68
30

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
1
6
9
9
9
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
54
40
30
43
61
66
52
61
51
46
51
59
60
95
95
95
83
95
95
95
95
95
91

Precipitation Amount (mm)

0.9
0
0
0
0
0.3
0.4
0.3
0.4
0.2
0
0.2
0.3
0.3
0.8
1.2
1.1
0.2
1.3
2.7
2.1
0.9
0.6
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
9
9
10
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

96
96
95
95
95
96
98
98
98
96
96
96
98
98
100
100
100
100
98
100
100
98
98
98

Pressure (mb)

1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1015
1015
1015
1015
1015
1015
1015
1014
1013
1012
1011
1011
1010
1010

Ozone (du)

312
312
313
315
315
315
314
314
315
315
315
315
315
315
316
315
316
316
316
316
315
316
318
322

Friday 1

Waxing Gibbous 100%

18:41

No Set

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

Sun - Rise: 05:26, Set: 18:56, Transit: 12:11. Moon - Rise: 18:41, Set: No Set. Civil Dark: 19:23 - 04:59. Nautical Dark: 19:54 - 04:27. Astro Dark: 20:27 - 03:53

Total Clouds (% Sky Obscured)

100
97
95
91
54
19
3
7
12
16
10
5
0
0
0
36
14
70
43
94
92
91
42
46

Low Clouds (% Sky Obscured)

100
97
95
91
46
8
1
5
8
9
4
2
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

97
91
53
0
26
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
14
66
32
94
92
91
10
7

ISS Passover

Visibility (miles)

3
3
4
7
8
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

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

Precipitation Probability (%)

95
95
56
37
21
18
9
18
9
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.8
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
7
9
9
10
13
15
16
16
17
18
17
15
15
14
13
12
12
12
11
10
9
9
9

Chance of Frost

Temperature (°C)

11
11
11
11
11
13
14
15
15
16
16
15
14
13
11
10
10
10
10
9
9
8
9
9

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
10
9
7
5
5
4
4
4
4
4
3
3
2
1
2
2
2
3
3
3

Relative Humidity (%)

98
96
98
98
95
77
60
50
49
43
46
46
50
55
59
62
59
56
58
60
62
68
68
69

Pressure (mb)

1009
1009
1010
1010
1010
1010
1009
1009
1009
1008
1008
1009
1009
1010
1010
1011
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

333
344
358
372
381
391
406
417
420
412
390
381
378
379
377
367
356
350
345
343
341
338
337
337

Saturday 2

Full Moon 99%

19:41

05:14

05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK
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

Sun - Rise: 05:25, Set: 18:57, Transit: 12:11. Moon - Rise: 19:41, Set: 05:14. Civil Dark: 19:23 - 04:58. Nautical Dark: 19:55 - 04:26. Astro Dark: 20:28 - 03:52

Total Clouds (% Sky Obscured)

100
97
94
72
88
79
96
100
48
100
83
81
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
6
9
6
3
0
0
0
0
0
0
0
12
24
37
55
71

Medium Clouds (% Sky Obscured)

2
45
51
11
47
21
31
49
14
14
59
16
37
78
98
98
98
99
100
99
99
97
97
98

High Clouds (% Sky Obscured)

100
97
94
64
85
62
90
100
17
99
46
67
97
100
100
100
100
100
100
100
100
100
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
5
8

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

Chance of Frost

Temperature (°C)

8
9
12
16
18
20
21
21
21
21
21
20
19
16
14
14
13
14
13
13
13
13
13
13

Feels Like (°C)

7
7
10
15
18
19
21
20
20
21
20
19
19
17
13
13
13
13
13
13
13
13
13
12

Dew Point (°C)

3
4
6
7
6
5
5
5
6
7
9
10
11
12
10
9
8
9
8
8
8
8
8
8

Relative Humidity (%)

69
69
68
56
46
39
35
35
37
40
46
52
61
77
78
74
71
71
71
70
71
71
72
72

Pressure (mb)

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

Ozone (du)

334
332
332
331
330
329
330
329
330
328
328
326
326
326
326
326
326
325
324
323
323
322
322
322

Sunday 3

Waning Gibbous 96%

20:40

05:49

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
03 Bad
04 Bad

Sun - Rise: 05:24, Set: 18:58, Transit: 12:11. Moon - Rise: 20:40, Set: 05:49. Civil Dark: 19:24 - 04:57. Nautical Dark: 19:56 - 04:25. Astro Dark: 20:29 - 03:51

Total Clouds (% Sky Obscured)

100
100
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
92
93
96
95
93
90
92
92
93
94
93
92
91
90
89
65
40
17
13
6
0
2
3

Medium Clouds (% Sky Obscured)

100
99
99
98
99
99
100
96
90
83
88
94
99
99
100
100
86
74
65
59
46
40
40
30

High Clouds (% Sky Obscured)

100
73
45
18
43
67
92
95
97
100
75
51
26
53
78
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

9
30
45
64
95
95
95
95
95
95
95
95
95
95
95
61
66
50
3
6
6
3
6
7

Precipitation Amount (mm)

0
0
0
0
1.4
2.7
5
3.4
3.7
4.1
2.5
2.2
1.9
1.2
0.7
0
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
4
5
6
8
8
9
10
11
11
12
10
9
10
10
10
10
10
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
12
12
12
12
13
13
13
14
14
15
15
14
15
15
15
15
14
14
13
13
13
10

Dew Point (°C)

9
9
9
10
10
10
11
11
12
13
14
15
15
15
15
14
14
13
11
10
10
10
10
10

Relative Humidity (%)

75
75
77
80
83
83
84
84
87
92
95
96
96
96
96
95
95
93
93
93
93
92
92
93

Pressure (mb)

1010
1009
1009
1009
1008
1007
1006
1004
1003
1002
1001
1001
1002
1002
1003
1004
1005
1005
1006
1006
1006
1007
1007
1007

Ozone (du)

321
321
321
321
321
319
318
317
316
315
314
313
313
313
315
317
319
320
322
323
325
327
329
330

Monday 4

Waning Gibbous 92%

21:37

06:29

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
00 OK
01 Bad
02 Bad

Sun - Rise: 05:23, Set: 18:58, Transit: 12:11. Moon - Rise: 21:37, Set: 06:29. Civil Dark: 19:25 - 04:56. Nautical Dark: 19:57 - 04:23. Astro Dark: 20:31 - 03:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
91
82
73
83
93
100
86
77
57
52
47
38
46
52
61

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

30
30
25
30
21
13
4
18
35
47
38
30
22
15
7
0
0
1
1
11
21
32

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
84
68
52
68
84
100
67
33
0
4
8
12
25
39
53

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

Fog (%)

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

Precipitation Probability (%)

3
8
9
5
7
6
2
4
4
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

Wind Speed/Direction (mph)

10
10
11
11
12
12
13
14
14
14
14
13
11
10
9
8
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

11
11
11
11
12
13
14
15
15
15
15
14
13
12
11
9
9
7
7
6
6
6

Feels Like (°C)

9
9
8
7
6
12
12
12
12
12
13
11
11
10
10
9
10
4
4
3
4
4

Dew Point (°C)

9
10
8
7
6
6
5
4
3
3
3
3
3
4
3
2
2
1
-0
-1
0
1

Relative Humidity (%)

91
91
84
76
68
60
53
47
46
45
45
49
53
57
59
61
62
62
60
59
64
67

Pressure (mb)

1008
1008
1009
1010
1010
1010
1011
1011
1011
1011
1011
1012
1012
1013
1014
1015
1016
1016
1017
1017
1017
1017

Ozone (du)

331
332
333
335
337
337
337
337
338
338
338
338
339
339
339
340
340
339
339
339
339
339

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

Generated: 28/04/26 05:30:57. Forecast: 28/04/26 to 04/05/26. Timezone: UTC+9.00