Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 8%

03:18

16:56

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

Sun - Rise: 06:16, Set: 18:35, Transit: 12:25. Moon - Rise: 03:18, Set: 16:56. Civil Dark: 19:01 - 05:50. Nautical Dark: 19:32 - 05:19. Astro Dark: 20:04 - 04:47

Total Clouds (% Sky Obscured)

37
20
15
19
50
45
38
44
100
100
100
100
100
100
100
100
100
100
100
100
100
95
100
100

Low Clouds (% Sky Obscured)

37
19
15
15
16
6
0
0
0
2
5
3
26
29
40
55
70
69
58
70
49
70
58
49

Medium Clouds (% Sky Obscured)

33
20
7
0
0
0
0
0
0
0
0
24
41
67
93
95
97
97
86
98
88
86
98
100

High Clouds (% Sky Obscured)

0
0
0
6
30
30
38
36
100
100
100
100
100
100
100
100
100
94
100
100
100
65
95
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
Very Light Rain

Precipitation Probability (%)

0
0
4
12
2
1
0
0
0
0
0
0
0
0
0
0
1
1
2
6
3
21
33
61

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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
22
22
22
21
16
16
14
14
14
14
13
14
14
14
14
14
15
16
18
19
19
20
21

Dew Point (°C)

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

Relative Humidity (%)

73
73
74
79
84
82
85
86
86
86
86
86
86
84
80
79
85
86
83
82
80
76
77
71

Pressure (mb)

1016
1016
1016
1017
1017
1018
1019
1019
1019
1020
1020
1020
1019
1020
1019
1019
1020
1020
1020
1020
1020
1019
1018
1018

Ozone (du)

298
301
303
301
298
295
295
294
293
292
291
289
287
286
284
282
282
283
284
284
283
283
283
283

Friday 19

Waning Crescent 3%

04:24

17:24

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:17, Set: 18:33, Transit: 12:24. Moon - Rise: 04:24, Set: 17:24. Civil Dark: 19:00 - 05:51. Nautical Dark: 19:30 - 05:20. Astro Dark: 20:02 - 04:48

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
99

Low Clouds (% Sky Obscured)

58
56
81
70
79
84
86
90
88
86
87
90
90
99
100
100
100
100
100
100
100
100
100
99

Medium Clouds (% Sky Obscured)

100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
90
94
81
76
76
43

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
97
100
5
2
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
5
3
2
3
2
5
4
4
4
5
5
8
3
4
6
4
3
3
6
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
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
None
None
None
None

Precipitation Probability (%)

78
89
95
95
95
95
95
95
95
95
95
95
95
95
95
95
83
95
95
79
41
21
7
4

Precipitation Amount (mm)

0.5
0.6
1
1.6
1.8
1.8
1.4
1.1
1.9
1.9
1.5
1.1
1.9
1
1.1
0.7
0.6
1.1
0.9
0.8
0
0
0
0

Wind Speed/Direction (mph)

3
3
2
2
1
2
2
2
2
3
3
4
3
4
3
3
3
3
4
2
3
3
3
3

Chance of Frost

Temperature (°C)

20
19
18
17
17
16
16
16
16
16
16
16
16
15
15
15
16
16
16
16
16
16
17
17

Feels Like (°C)

20
19
19
19
18
18
17
17
17
17
17
16
16
15
15
15
15
16
16
16
17
16
17
17

Dew Point (°C)

14
16
17
17
16
16
16
16
16
16
16
15
15
15
15
15
15
15
15
16
16
16
16
16

Relative Humidity (%)

69
86
92
95
96
98
96
98
98
98
98
98
96
96
96
96
96
98
96
96
98
95
92
92

Pressure (mb)

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

Ozone (du)

282
282
283
282
280
280
280
283
285
285
286
286
288
291
293
296
297
297
300
302
305
307
309
312

Saturday 20

Waning Crescent 1%

05:27

17:48

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

Sun - Rise: 06:18, Set: 18:32, Transit: 12:24. Moon - Rise: 05:27, Set: 17:48. Civil Dark: 18:58 - 05:51. Nautical Dark: 19:29 - 05:21. Astro Dark: 20:00 - 04:49

Total Clouds (% Sky Obscured)

99
57
64
100
60
93
89
100
29
92
90
89
98
96
86
85
87
93
66
45
36
61
82
80

Low Clouds (% Sky Obscured)

97
57
64
80
60
49
54
39
29
40
61
62
67
60
51
52
51
34
11
21
30
37
38
37

Medium Clouds (% Sky Obscured)

40
32
38
45
45
34
21
2
0
0
0
2
2
9
8
11
12
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
20
0
30
45
100
6
74
65
62
88
81
59
52
50
80
61
16
23
53
72
68

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 (%)

2
5
3
1
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)

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

Chance of Frost

Temperature (°C)

17
18
18
18
17
17
17
16
15
15
14
13
13
13
13
13
12
13
15
17
18
20
21
22

Feels Like (°C)

17
17
19
20
17
18
17
15
14
16
13
12
12
12
12
12
11
11
14
17
20
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

92
90
81
82
88
89
90
92
92
92
92
92
92
92
92
92
90
87
83
76
70
67
63
60

Pressure (mb)

1013
1013
1013
1014
1014
1015
1016
1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

313
307
306
304
302
299
296
295
295
294
293
291
290
290
289
289
290
291
291
292
292
291
290
291

Sunday 21

Waning Crescent 0%

06:28

18:11

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:19, Set: 18:30, Transit: 12:24. Moon - Rise: 06:28, Set: 18:11. Civil Dark: 18:56 - 05:52. Nautical Dark: 19:27 - 05:21. Astro Dark: 19:59 - 04:50

Total Clouds (% Sky Obscured)

80
74
77
76
84
91
55
96
100
100
99
99
99
100
100
100
100
100
100
100
100
100
98
96

Low Clouds (% Sky Obscured)

38
32
24
18
12
6
0
10
20
32
25
15
4
2
1
0
3
2
1
1
2
3
2
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
9
18
25
24
24
25
38
86
99
96
94
92
95
97
100
97
95

High Clouds (% Sky Obscured)

64
69
66
67
70
85
55
96
99
99
98
97
96
98
99
100
100
100
100
100
100
100
90
78

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
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
9
11
12
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)

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

Chance of Frost

Temperature (°C)

22
22
22
21
19
17
16
16
15
14
14
14
13
13
13
14
14
14
15
16
17
18
20
21

Feels Like (°C)

22
22
22
23
20
18
17
17
14
14
13
13
12
12
12
13
13
13
14
16
17
18
19
20

Dew Point (°C)

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

Relative Humidity (%)

59
60
60
69
73
78
81
80
83
83
84
87
89
90
89
86
84
86
86
83
79
77
71
64

Pressure (mb)

1018
1017
1017
1018
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1022

Ozone (du)

292
291
290
289
289
289
288
287
287
286
286
286
285
283
282
282
282
283
282
282
282
282
282
282

Monday 22

New Moon 2%

07:29

18:32

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:19, Set: 18:28, Transit: 12:23. Moon - Rise: 07:29, Set: 18:32. Civil Dark: 18:55 - 05:53. Nautical Dark: 19:26 - 05:22. Astro Dark: 19:57 - 04:51

Total Clouds (% Sky Obscured)

93
89
95
97
97
98
98
99
100
100
100
77
99
99
97
96
98
99
100
99
99
97
97
97

Low Clouds (% Sky Obscured)

4
3
2
0
0
0
0
0
0
0
1
2
3
1
2
3
5
6
8
16
24
32
29
25

Medium Clouds (% Sky Obscured)

92
62
83
45
54
53
59
64
64
64
65
67
71
91
87
71
74
78
76
66
61
56
64
69

High Clouds (% Sky Obscured)

67
72
77
82
84
87
89
93
97
100
95
74
91
93
86
79
75
71
69
73
78
82
82
82

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 (%)

4
6
6
1
0
0
0
0
0
0
0
0
0
1
1
1
2
2
0
1
1
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
21
21
21
19
16
15
15
14
14
14
14
13
14
14
14
13
13
13
13
18
18
18
19

Dew Point (°C)

13
13
14
15
15
13
13
13
13
13
13
13
13
13
13
13
13
13
13
14
14
14
13
14

Relative Humidity (%)

60
59
64
72
77
79
79
82
89
89
89
92
92
90
90
89
90
86
82
78
72
66
60
62

Pressure (mb)

1022
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022

Ozone (du)

282
281
282
282
283
282
283
283
282
282
282
282
282
282
282
282
282
284
285
286
286
286
286
285

Tuesday 23

Waxing Crescent 5%

08:29

18:53

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:20, Set: 18:27, Transit: 12:23. Moon - Rise: 08:29, Set: 18:53. Civil Dark: 18:53 - 05:54. Nautical Dark: 19:24 - 05:23. Astro Dark: 19:55 - 04:52

Total Clouds (% Sky Obscured)

98
99
99
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)

21
16
12
6
2
1
0
3
5
6
7
9
12
22
25
26
20
16
12
40
66
91
87
81

Medium Clouds (% Sky Obscured)

79
82
81
80
86
92
98
98
99
100
96
92
88
90
92
94
98
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

82
88
94
100
98
96
95
96
98
100
100
100
100
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
2
2
1
8
8
4
13
26
45
57
71
66
59
50
35
39
31
11
70
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.3
0.2
0
0
0
0
0
0.2
0.4
0.6
1.3
2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
20
20
20
19
18
17
17
14
13
13
13
13
13
13
12
12
13
13
13
16
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

64
66
68
72
74
77
78
79
80
82
83
83
83
82
80
79
78
78
78
79
81
81
82
82

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1016
1015
1015
1014
1013

Ozone (du)

285
284
285
285
285
285
286
286
285
284
284
283
282
281
281
280
279
279
278
277
276
275
275
274

Wednesday 24

Waxing Crescent 5%

09:30

19:16

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: 06:21, Set: 18:25, Transit: 12:22. Moon - Rise: 09:30, Set: 19:16. Civil Dark: 18:52 - 05:55. Nautical Dark: 19:22 - 05:24. Astro Dark: 19:54 - 04:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
90
84
81
77
68
65
68
72
75

Low Clouds (% Sky Obscured)

73
69
60
61
63
66
70
58
46
37
43
48
52
45
39
30
37
43
50

Medium Clouds (% Sky Obscured)

100
100
100
100
99
98
95
88
83
80
73
66
60
59
30
20
15
10
15

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
69
37
6
37
69
81
77
68
65
68
72
75

ISS Passover

Visibility (miles)

9
8
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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
73
58
19
19
20
21
19
16
8
9
7
2

Precipitation Amount (mm)

2.8
2.6
2.8
3.4
0.9
0.5
0
0.6
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
17
18
18
18
18
17
18
17
17
17
17
16
16
16
17
18

Feels Like (°C)

17
16
18
18
18
18
18
18
17
17
17
17
18
17
17
18
17
17
16

Dew Point (°C)

15
16
16
16
17
17
17
17
16
17
16
16
16
16
15
15
15
15
15

Relative Humidity (%)

85
86
88
90
93
93
93
93
93
93
93
93
93
92
92
92
93
87
85

Pressure (mb)

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

Ozone (du)

273
273
273
273
274
274
274
274
274
275
275
275
276
276
276
276
275
276
276

Forecast for Sambong-dong, Republic of Korea (38.27,127.17)

Generated: 18/09/25 14:00:08. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+9.00