Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 11

Third Quarter 47%

00:04

11:20

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

Sun - Rise: 04:48, Set: 18:50, Transit: 11:49. Moon - Rise: 00:04, Set: 11:20. Civil Dark: 19:17 - 04:21. Nautical Dark: 19:50 - 03:48. Astro Dark: 20:26 - 03:12

Total Clouds (% Sky Obscured)

77
63
28
16
16
15
17
21
23
23
21
22
18
16
19
67
57
65
91
58
100
91
65
100

Low Clouds (% Sky Obscured)

74
63
26
15
15
15
16
18
23
20
16
21
16
15
16
20
21
20
16
7
0
0
5
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
2
0
1
47
38
65
91
57
100
90
65
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 (%)

4
0
0
0
0
0
0
0
0
0
0
1
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)

17
18
21
22
23
22
23
22
22
19
17
17
14
13
9
9
9
8
6
5
6
6
6
6

Chance of Frost

Temperature (°C)

23
25
26
26
26
26
25
25
24
24
23
23
22
22
21
21
21
21
21
21
22
23
25
27

Feels Like (°C)

21
22
22
24
23
24
23
23
22
22
22
22
21
22
23
22
20
21
23
22
24
24
26
30

Dew Point (°C)

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

Relative Humidity (%)

67
65
65
63
66
68
71
73
77
74
74
75
77
81
84
85
86
88
89
86
80
70
58
51

Pressure (mb)

1019
1018
1017
1016
1015
1014
1013
1012
1012
1012
1012
1012
1012
1011
1010
1009
1008
1007
1007
1008
1008
1008
1007
1007

Ozone (du)

271
271
271
272
272
271
269
269
268
267
266
267
268
268
269
268
266
266
265
265
266
267
267
267

Friday 12

Waning Crescent 37%

00:31

12:16

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
09 Bad

Sun - Rise: 04:48, Set: 18:51, Transit: 11:49. Moon - Rise: 00:31, Set: 12:16. Civil Dark: 19:18 - 04:21. Nautical Dark: 19:51 - 03:48. Astro Dark: 20:26 - 03:13

Total Clouds (% Sky Obscured)

100
93
100
99
100
100
100
100
100
100
100
100
100
97
96
96
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
1
1
19
4
3
42
72
73
72
78
72
55
38
38
23
18
3
3
2
40

Medium Clouds (% Sky Obscured)

0
0
0
0
11
37
55
79
30
28
22
27
34
20
24
21
27
69
95
97
100
92
99
82

High Clouds (% Sky Obscured)

100
92
100
99
100
100
100
100
100
100
100
100
100
89
84
63
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
4
20
49
52
12
9
6
10
4
2
1
0
2
2
6
18
18
14
1
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
10
12
10
9
11
14
13
12
10
12
13
13
9
6
4
3
4
5
4
4
2
1
11

Chance of Frost

Temperature (°C)

29
31
31
31
31
30
30
27
27
26
25
24
24
24
24
23
23
23
23
23
23
24
25
26

Feels Like (°C)

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

Dew Point (°C)

17
18
21
21
22
22
22
24
23
22
21
20
19
19
18
18
18
18
18
18
18
18
18
21

Relative Humidity (%)

48
45
54
55
58
62
65
80
82
78
79
77
74
72
71
72
73
73
73
72
71
69
66
76

Pressure (mb)

1006
1006
1005
1005
1005
1005
1005
1006
1007
1008
1008
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010

Ozone (du)

267
268
268
268
266
265
265
265
264
266
266
266
267
268
269
270
269
269
269
268
269
270
270
272

Saturday 13

Waning Crescent 28%

00:58

13:11

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
09 Bad

Sun - Rise: 04:49, Set: 18:51, Transit: 11:50. Moon - Rise: 00:58, Set: 13:11. Civil Dark: 19:18 - 04:22. Nautical Dark: 19:52 - 03:48. Astro Dark: 20:27 - 03:13

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
97
86

Low Clouds (% Sky Obscured)

62
99
100
100
100
100
100
100
100
100
97
90
91
100
100
100
99
97
96
92
89
84
78
69

Medium Clouds (% Sky Obscured)

73
55
69
60
65
65
100
88
85
92
70
73
74
70
93
70
70
70
70
70
75
70
61
51

High Clouds (% Sky Obscured)

100
100
100
74
66
67
73
71
73
82
100
100
100
63
20
20
8
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
7
5
4
5
4
6
4
6
7
8
8
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
None
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
27
41
38
43
52
59
57
66
70
85
95
70
55
42
38
28
27
27
21
20
29
18
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0
0.4
0.8
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
14
15
17
17
18
16
15
14
14
13
12
13
11
10
8
7
6
6
5
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

23
22
20
20
20
21
20
20
20
21
21
20
20
20
19
19
19
19
19
19
19
18
18
19

Relative Humidity (%)

83
81
72
73
75
82
80
84
85
88
89
89
91
91
91
91
91
89
89
89
88
84
83
81

Pressure (mb)

1011
1012
1012
1013
1013
1013
1014
1015
1016
1017
1018
1020
1020
1021
1020
1020
1020
1020
1021
1021
1022
1022
1022
1022

Ozone (du)

273
273
272
270
270
270
270
270
270
269
269
269
269
267
266
266
267
269
270
270
272
273
272
272

Sunday 14

Waning Crescent 20%

01:25

14:06

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

Sun - Rise: 04:49, Set: 18:52, Transit: 11:50. Moon - Rise: 01:25, Set: 14:06. Civil Dark: 19:19 - 04:22. Nautical Dark: 19:52 - 03:49. Astro Dark: 20:28 - 03:13

Total Clouds (% Sky Obscured)

90
89
77
72
74
83
53
35
29
36
25
10
2
0
1
2
6
47
52
21
6
5
0
0

Low Clouds (% Sky Obscured)

74
75
66
63
63
71
41
26
21
30
20
7
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

42
38
34
30
31
32
30
26
20
13
9
4
0
0
1
1
2
2
2
1
1
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
1
16
18
9
2
2
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 (%)

17
15
14
4
2
2
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)

1
3
6
10
12
13
13
15
14
12
11
10
8
6
6
4
4
4
3
3
3
3
3
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
25
25
24
23
23
23
23
24
23
22
23
23
23
24
23
23
22
21
24
26
28
30

Dew Point (°C)

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

Relative Humidity (%)

77
77
73
70
66
67
72
72
78
81
84
84
88
89
91
92
92
91
89
88
81
70
62
58

Pressure (mb)

1022
1021
1020
1019
1018
1018
1017
1016
1017
1017
1017
1017
1017
1016
1015
1015
1014
1014
1013
1013
1013
1013
1013
1012

Ozone (du)

272
271
269
269
270
270
268
268
269
269
269
270
269
270
270
270
271
272
272
273
272
272
273
273

Monday 15

Waning Crescent 13%

01:56

15:01

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

Sun - Rise: 04:49, Set: 18:53, Transit: 11:51. Moon - Rise: 01:56, Set: 15:01. Civil Dark: 19:20 - 04:22. Nautical Dark: 19:53 - 03:49. Astro Dark: 20:29 - 03:13

Total Clouds (% Sky Obscured)

0
7
13
22
30
83
100
91
82
76
95
90
85
84
80
77
74
71
70
51
32
12
9
6

Low Clouds (% Sky Obscured)

0
0
0
0
5
11
19
22
24
26
16
24
27
28
31
32
35
34
32
23
13
5
3
2

Medium Clouds (% Sky Obscured)

0
0
0
0
1
28
62
27
22
17
19
32
41
31
24
14
11
8
4
4
4
3
3
2

High Clouds (% Sky Obscured)

0
7
13
22
30
83
100
70
40
10
90
83
80
78
66
55
46
38
35
21
10
1
1
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
2
14
20
7
8
15
18
15
2
5
4
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)

7
8
9
9
10
8
4
11
5
4
5
4
3
3
3
2
2
2
3
3
3
4
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

31
32
33
33
33
34
33
27
28
27
25
25
25
25
25
25
25
25
24
25
25
24
23
33

Dew Point (°C)

18
20
21
21
21
22
22
20
20
20
20
21
20
21
20
20
20
19
19
19
19
19
20
20

Relative Humidity (%)

56
55
58
57
56
63
67
61
66
73
76
77
77
78
78
79
79
79
79
80
73
67
63
60

Pressure (mb)

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

Ozone (du)

274
274
274
274
275
276
275
276
276
276
277
276
276
275
275
275
275
276
276
277
277
277
277
276

Tuesday 16

Waning Crescent 7%

02:30

15:56

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

Sun - Rise: 04:50, Set: 18:53, Transit: 11:51. Moon - Rise: 02:30, Set: 15:56. Civil Dark: 19:20 - 04:23. Nautical Dark: 19:54 - 03:49. Astro Dark: 20:29 - 03:14

Total Clouds (% Sky Obscured)

3
2
2
2
3
4
6
37
68
98
82
65
44
40
32
28
27
26
22
23
21
16
19
22

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
2
1
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
1
3
4
6
37
68
98
79
48
23
20
18
23
24
20
22
20
17
11
16
16

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
1
2
8
13
4
6
7
4
9
9
4
10
9
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)

9
11
12
13
14
12
11
10
7
3
4
4
5
6
4
3
3
4
4
5
4
4
5
6

Chance of Frost

Temperature (°C)

30
32
32
32
32
32
31
30
29
28
26
26
26
26
25
25
25
25
25
25
27
28
30
31

Feels Like (°C)

32
32
33
33
34
35
33
32
32
33
32
26
28
29
29
29
29
27
28
28
27
27
26
35

Dew Point (°C)

21
21
22
22
23
23
23
22
23
23
23
23
22
22
22
22
21
21
20
19
20
19
19
19

Relative Humidity (%)

56
54
55
56
57
59
62
65
71
76
82
82
81
81
80
80
80
77
74
71
64
57
50
48

Pressure (mb)

1009
1008
1008
1007
1006
1005
1005
1005
1005
1005
1005
1006
1006
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

276
275
275
275
274
274
274
274
274
274
274
274
273
273
273
273
272
273
273
273
273
272
271
271

Wednesday 17

Waning Crescent 6%

03:08

16:53

10 OK
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

Sun - Rise: 04:50, Set: 18:54, Transit: 11:52. Moon - Rise: 03:08, Set: 16:53. Civil Dark: 19:21 - 04:23. Nautical Dark: 19:54 - 03:50. Astro Dark: 20:30 - 03:14

Total Clouds (% Sky Obscured)

21
42
68
94
95
95
95
96
98
100
100
100
100
98
96
95

Low Clouds (% Sky Obscured)

0
0
0
0
10
20
30
38
47
55
65
76
81
83
84
86

Medium Clouds (% Sky Obscured)

2
2
2
1
6
11
17
29
41
54
57
60
63
55
46
38

High Clouds (% Sky Obscured)

19
41
67
93
91
89
87
92
95
100
98
96
94
85
76
70

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
4
13
20
62
93
95
87
82
69
48
41
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.5
0.8
0.7
0.7
0.6
0
0
0

Wind Speed/Direction (mph)

7
8
9
9
10
8
10
15
12
10
7
8
9
10
10
9

Chance of Frost

Temperature (°C)

32
33
33
33
33
32
30
28
27
26
25
25
24
24
23
23

Feels Like (°C)

34
33
34
34
35
34
34
32
32
32
33
24
25
26
26
26

Dew Point (°C)

19
19
20
20
20
21
21
20
22
23
23
23
22
22
21
21

Relative Humidity (%)

45
43
44
45
47
52
56
61
71
82
92
92
91
89
87
87

Pressure (mb)

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

Ozone (du)

271
270
270
270
271
270
270
270
270
270
270
270
270
269
268
267

Forecast for Durban Central, eThekwini Metropolitan Municipality, South Africa (-29.86,31.02)

Generated: 11/12/25 10:16:14. Forecast: 11/12/25 to 17/12/25. Timezone: UTC+2.00