Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 21

Waning Crescent 18%

01:10

16:52

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
23 Bad
00 Bad

Sun - Rise: 05:24, Set: 19:50, Transit: 12:37. Moon - Rise: 01:10, Set: 16:52. Civil Dark: 20:21 - 04:54. Nautical Dark: 20:58 - 04:17. Astro Dark: 21:39 - 03:35

Total Clouds (% Sky Obscured)

99
100
100
97
100
100
93
100
99
100
100
100
100
99
100
76
84
99
70
100
86
65
94
95

Low Clouds (% Sky Obscured)

50
85
86
70
86
76
80
57
62
67
67
75
69
67
60
60
59
60
68
79
65
61
55
56

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
6
66
62
41
42
57
38
33
28
0
5
41
37
37
35
39
34
46

High Clouds (% Sky Obscured)

99
95
78
93
100
96
69
98
93
100
100
100
100
92
100
54
79
94
58
100
85
13
58
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
9
6
9
7
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
6
66
32
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
73

Precipitation Type

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

Precipitation Probability (%)

0
0
14
13
16
26
39
35
30
36
42
29
25
19
12
15
19
22
21
9
19
9
3
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
2
2
2
2
3
4
4
9
10
10
11
11
11
11
11
11
9
7
4
4
4
4
4

Chance of Frost

Temperature (°C)

23
23
23
23
23
23
24
25
25
26
27
27
28
28
28
28
28
27
26
25
24
24
24
23

Feels Like (°C)

27
26
27
26
27
26
28
28
27
28
29
29
30
30
30
30
31
31
29
30
27
28
29
26

Dew Point (°C)

22
22
22
22
22
22
23
23
23
23
23
24
24
23
23
23
24
24
24
23
23
23
23
23

Relative Humidity (%)

94
94
94
94
95
94
92
91
86
84
81
81
78
76
73
74
78
84
90
92
95
97
97
95

Pressure (mb)

1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1015

Ozone (du)

285
283
285
287
285
284
284
284
285
286
286
287
286
286
285
282
281
283
282
281
281
281
281
281

Tuesday 22

Waning Crescent 10%

02:01

18:00

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
23 Bad
00 Bad

Sun - Rise: 05:25, Set: 19:50, Transit: 12:37. Moon - Rise: 02:01, Set: 18:00. Civil Dark: 20:20 - 04:55. Nautical Dark: 20:57 - 04:18. Astro Dark: 21:38 - 03:36

Total Clouds (% Sky Obscured)

91
89
70
72
99
99
95
95
96
96
97
99
100
99
93
99
97
90
82
76
83
64
69
100

Low Clouds (% Sky Obscured)

63
65
64
62
64
66
66
68
72
70
72
73
68
76
70
60
50
47
44
46
48
41
37
36

Medium Clouds (% Sky Obscured)

39
38
36
38
37
39
38
36
29
34
28
29
23
24
26
38
36
0
0
0
0
0
1
31

High Clouds (% Sky Obscured)

73
80
30
49
94
94
85
86
85
76
77
95
100
96
86
96
96
77
69
60
59
23
45
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
2
2
2
2
2
2
9
9
9
9
9
9
9
9

Fog (%)

38
27
95
96
98
73
64
81
56
0
0
0
0
0
0
0
0
0
0
0
0
75
79
80

Precipitation Type

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

Precipitation Probability (%)

7
8
11
30
38
45
54
58
63
83
93
95
95
95
95
69
47
8
1
0
1
0
1
15

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0
0.3
0.7
1
1.2
1.8
1.5
1.4
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
23
23
23
23
24
25
25
26
27
27
28
27
27
27
26
26
25
24
24
24
23
23

Feels Like (°C)

26
26
26
27
27
26
27
28
28
28
29
30
31
30
30
30
30
30
30
29
29
27
28
28

Dew Point (°C)

23
23
22
22
22
22
22
22
22
22
22
23
24
23
23
23
23
23
23
23
23
23
23
22

Relative Humidity (%)

97
95
95
97
95
95
92
87
80
76
77
78
78
78
79
79
79
82
87
89
92
94
95
95

Pressure (mb)

1015
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015

Ozone (du)

282
283
283
284
284
284
283
283
283
284
284
283
282
283
283
284
283
284
283
283
284
285
284
284

Wednesday 23

Waning Crescent 4%

03:03

18:59

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 Good
21 Good
22 Good
23 OK
00 OK

Sun - Rise: 05:26, Set: 19:49, Transit: 12:37. Moon - Rise: 03:03, Set: 18:59. Civil Dark: 20:19 - 04:56. Nautical Dark: 20:56 - 04:19. Astro Dark: 21:37 - 03:38

Total Clouds (% Sky Obscured)

65
63
65
100
100
100
100
100
97
91
86
85
83
94
97
100
95
100
69
11
17
16
23
25

Low Clouds (% Sky Obscured)

35
39
50
56
59
59
65
58
39
51
46
50
46
30
50
33
32
28
17
11
17
16
23
25

Medium Clouds (% Sky Obscured)

29
27
41
48
45
51
91
81
85
28
16
6
7
0
0
40
2
2
2
0
0
0
2
1

High Clouds (% Sky Obscured)

39
23
28
100
100
100
100
100
82
40
40
44
50
89
90
100
91
100
55
0
1
4
7
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 (%)

100
100
100
100
100
100
100
54
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 (%)

30
0
0
0
0
0
0
0
0
0
0
0
1
2
4
4
1
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)

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

Chance of Frost

Temperature (°C)

22
22
22
22
22
22
23
24
25
26
27
28
29
29
30
30
29
29
27
25
25
24
24
23

Feels Like (°C)

25
27
27
27
25
25
27
28
29
30
31
32
32
32
33
33
33
33
32
29
31
30
30
29

Dew Point (°C)

22
21
22
21
21
21
22
22
22
23
23
23
23
23
23
24
24
25
24
23
22
22
22
22

Relative Humidity (%)

96
95
96
96
96
95
94
89
84
81
76
72
69
68
68
70
72
79
83
88
87
88
89
89

Pressure (mb)

1015
1015
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

283
283
283
283
284
284
284
285
286
286
287
288
288
288
288
288
289
290
289
289
289
290
290
289

Thursday 24

Waning Crescent 1%

04:13

19:46

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

Sun - Rise: 05:27, Set: 19:48, Transit: 12:37. Moon - Rise: 04:13, Set: 19:46. Civil Dark: 20:18 - 04:57. Nautical Dark: 20:55 - 04:20. Astro Dark: 21:36 - 03:39

Total Clouds (% Sky Obscured)

22
20
28
25
28
26
26
24
24
24
22
20
16
7
6
5
4
5
7
7
13
14
17
12

Low Clouds (% Sky Obscured)

22
20
28
25
28
26
26
24
24
24
22
20
16
7
6
5
4
5
7
7
13
13
13
7

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
13
17
11

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

23
23
22
22
22
22
24
25
27
28
29
31
31
31
32
31
31
30
29
27
26
25
24
24

Feels Like (°C)

28
29
28
28
27
28
29
31
33
35
36
37
37
36
37
37
37
37
35
33
32
31
31
29

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
94
94
89
86
79
73
67
62
58
58
57
58
58
70
77
82
83
84
87
87

Pressure (mb)

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

Ozone (du)

289
288
289
288
288
289
290
290
289
289
288
288
286
286
287
287
287
287
286
286
285
285
284
282

Friday 25

New Moon 0%

05:26

20:24

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

Sun - Rise: 05:27, Set: 19:47, Transit: 12:37. Moon - Rise: 05:26, Set: 20:24. Civil Dark: 20:17 - 04:58. Nautical Dark: 20:54 - 04:21. Astro Dark: 21:35 - 03:40

Total Clouds (% Sky Obscured)

6
0
15
28
42
32
23
17
18
13
14
8
6
6
35
38
40
23
19
22
14
21
31
41

Low Clouds (% Sky Obscured)

4
0
15
28
42
32
23
17
18
13
14
8
6
6
35
38
40
23
19
22
14
21
31
41

Medium Clouds (% Sky Obscured)

5
0
1
1
2
2
1
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
15
21
24
21
16
4
25

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)

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

Chance of Frost

Temperature (°C)

23
23
23
23
22
22
24
26
28
29
30
31
32
32
33
32
31
31
30
28
27
26
26
25

Feels Like (°C)

29
29
28
27
27
27
30
32
34
36
36
37
38
38
38
38
37
38
38
38
39
31
32
33

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
89
89
88
87
79
75
71
67
63
60
59
57
62
66
71
74
77
83
83
86
88

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1007
1007
1006
1007
1006
1006
1007
1007
1008
1008
1008
1008

Ozone (du)

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

Saturday 26

Waxing Crescent 2%

06:38

20:54

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

Sun - Rise: 05:28, Set: 19:47, Transit: 12:37. Moon - Rise: 06:38, Set: 20:54. Civil Dark: 20:16 - 04:58. Nautical Dark: 20:53 - 04:22. Astro Dark: 21:33 - 03:41

Total Clouds (% Sky Obscured)

57
67
73
81
76
35
17
18
15
12
9
9
10
10
25
46
69
60
51
42
40
32
27
46

Low Clouds (% Sky Obscured)

57
67
73
81
75
35
17
13
13
9
6
6
7
8
14
16
12
7
5
3
3
2
0
10

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
1
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
46
69
60
51
42
40
32
27
35

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 (%)

33
33
29
22
14
11
7
0
0
0
0
0
0
0
7
10
10
21
27
30
32
33
32
29

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)

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

Chance of Frost

Temperature (°C)

25
25
24
24
24
23
25
26
28
29
30
32
32
33
34
33
32
31
30
28
26
26
25
24

Feels Like (°C)

33
33
32
30
30
30
29
29
29
36
36
36
36
37
37
40
39
38
38
37
37
30
31
31

Dew Point (°C)

23
23
23
23
22
22
23
23
24
24
24
24
24
24
24
24
25
26
25
24
24
23
23
22

Relative Humidity (%)

88
89
91
92
92
91
87
82
77
73
70
65
61
58
55
61
66
71
75
80
84
86
87
88

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1006
1006
1006
1007
1007

Ozone (du)

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

Sunday 27

Waxing Crescent 7%

07:46

21:20

Sun - Rise: 05:29, Set: 19:46, Transit: 12:37. Moon - Rise: 07:46, Set: 21:20. Civil Dark: 20:15 - 04:59. Nautical Dark: 20:52 - 04:23. Astro Dark: 21:32 - 03:43

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

Generated: 21/07/25 00:35:37. Forecast: 21/07/25 to 27/07/25. Timezone: UTC+9.00