Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 31%

02:27

12:33

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

Sun - Rise: 05:51, Set: 17:49, Transit: 11:50. Moon - Rise: 02:27, Set: 12:33. Civil Dark: 18:12 - 05:28. Nautical Dark: 18:40 - 05:00. Astro Dark: 19:08 - 04:32

Total Clouds (% Sky Obscured)

29
11
4
45
87
100
100
87
100
81
11
18
45
43
17
26
47
72
91
100
100
100
99
100

Low Clouds (% Sky Obscured)

0
0
0
0
18
25
25
21
24
4
1
17
44
43
14
26
41
63
85
89
93
93
93
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
32
38
50
45
45
43
45

High Clouds (% Sky Obscured)

26
9
2
45
87
100
100
83
100
73
6
0
0
0
1
0
1
7
2
1
3
2
7
8

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
28
28
38
35
34
27
18

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
7
8
7
5
5
5
9
14
12
11
12
13
14
12
11
14
16
16
13
13
13
13
11

Chance of Frost

Temperature (°C)

21
20
20
20
19
19
19
19
20
22
23
24
24
24
24
24
23
22
21
20
20
20
19
19

Feels Like (°C)

21
19
18
18
18
17
16
16
18
20
22
24
23
22
22
23
21
20
18
17
16
16
16
16

Dew Point (°C)

10
7
3
1
2
4
4
9
15
16
16
17
16
15
13
11
12
15
15
14
14
14
14
13

Relative Humidity (%)

50
42
32
28
32
35
36
52
70
69
63
62
62
56
50
44
50
65
69
68
71
70
71
69

Pressure (mb)

1003
1003
1002
1001
1002
1003
1005
1006
1007
1008
1008
1008
1008
1008
1008
1009
1010
1012
1013
1015
1016
1017
1017
1018

Ozone (du)

288
289
290
290
292
293
295
294
292
292
290
288
287
287
288
289
290
291
292
292
291
291
289
288

Wednesday 17

Waning Crescent 21%

03:15

13:39

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 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:50, Set: 17:49, Transit: 11:50. Moon - Rise: 03:15, Set: 13:39. Civil Dark: 18:13 - 05:26. Nautical Dark: 18:41 - 04:59. Astro Dark: 19:09 - 04:31

Total Clouds (% Sky Obscured)

100
100
100
95
100
100
94
91
93
77
55
74
57
65
74
47
69
86
100
99
98
94
94
86

Low Clouds (% Sky Obscured)

100
87
83
89
90
83
74
66
57
36
34
46
49
52
68
40
62
79
100
97
96
90
94
78

Medium Clouds (% Sky Obscured)

45
45
45
35
40
40
37
33
35
34
34
30
19
23
18
15
13
16
31
41
51
47
48
41

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
2
2
2
0
0
0
0
0
0
0
1
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 (%)

32
21
13
9
6
3
1
1
0
0
0
0
0
0
0
0
0
0
4
9
4
17
8
3

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)

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

Chance of Frost

Temperature (°C)

19
19
19
18
18
18
17
17
18
19
20
20
21
21
21
20
20
19
19
19
19
19
19
18

Feels Like (°C)

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

Dew Point (°C)

13
12
11
11
10
9
9
8
9
9
9
10
11
11
11
12
11
12
12
13
13
14
15
14

Relative Humidity (%)

68
64
62
60
60
58
56
55
54
53
50
50
53
54
54
58
57
60
63
68
71
75
77
76

Pressure (mb)

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

Ozone (du)

286
286
287
288
287
287
288
288
288
288
287
288
289
289
291
292
293
292
290
290
290
290
290
290

Thursday 18

Waning Crescent 13%

03:55

14:43

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

Sun - Rise: 05:49, Set: 17:50, Transit: 11:49. Moon - Rise: 03:55, Set: 14:43. Civil Dark: 18:14 - 05:25. Nautical Dark: 18:41 - 04:57. Astro Dark: 19:09 - 04:30

Total Clouds (% Sky Obscured)

60
27
28
38
49
42
45
39
20
5
7
7
13
24
29
43
80
81
100
100
98
95
93
93

Low Clouds (% Sky Obscured)

51
26
25
15
0
0
0
0
0
2
6
4
7
12
22
35
49
62
83
80
81
84
87
89

Medium Clouds (% Sky Obscured)

24
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19

High Clouds (% Sky Obscured)

0
1
2
17
34
33
35
30
15
2
0
2
3
6
2
1
80
81
80
80
67
58
42
31

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
13
17
19
24
33
27

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
5
5
5
4
5
4
4
5
8
10
12
14
14
15
15
14
13
11
10
9
8
8

Chance of Frost

Temperature (°C)

18
17
17
16
15
15
14
16
19
21
22
23
24
23
23
23
22
21
21
20
20
20
20
20

Feels Like (°C)

17
17
17
17
16
14
13
15
18
21
22
23
22
21
21
21
20
20
19
18
18
18
19
19

Dew Point (°C)

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

Relative Humidity (%)

74
77
81
83
83
83
82
75
62
56
54
52
51
52
55
62
65
70
75
72
74
77
78
78

Pressure (mb)

1018
1017
1016
1016
1015
1015
1016
1016
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1018
1020
1021
1022
1022
1023

Ozone (du)

290
290
290
290
290
291
291
291
293
294
294
293
292
291
289
289
290
290
290
290
291
291
292
293

Friday 19

Waning Crescent 6%

04:30

15:44

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 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:48, Set: 17:50, Transit: 11:49. Moon - Rise: 04:30, Set: 15:44. Civil Dark: 18:14 - 05:24. Nautical Dark: 18:42 - 04:56. Astro Dark: 19:10 - 04:28

Total Clouds (% Sky Obscured)

94
95
97
98
100
100
99
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96

Low Clouds (% Sky Obscured)

91
93
95
98
100
100
99
98
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
91

Medium Clouds (% Sky Obscured)

41
58
62
66
70
70
70
70
70
70
65
68
67
65
59
53
47
42
37
36
41
42
38
73

High Clouds (% Sky Obscured)

17
2
2
3
4
3
2
1
2
3
4
11
17
23
34
43
57
44
27
11
35
57
81
51

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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
Very 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 (%)

26
45
36
31
34
35
29
26
28
22
16
13
10
10
10
11
14
19
23
26
26
24
22
19

Precipitation Amount (mm)

0
0.3
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
7
6
6
6
5
4
4
5
5
5
5
5
7
8
9
10
10
9
8
8
7
7
8

Chance of Frost

Temperature (°C)

19
19
19
19
19
19
19
19
19
19
19
19
20
20
20
20
20
20
20
20
20
20
20
20

Feels Like (°C)

18
18
18
18
19
19
19
19
19
19
18
18
19
19
19
19
19
19
18
19
19
19
19
19

Dew Point (°C)

16
15
15
15
16
16
15
15
14
14
13
13
13
13
13
14
14
14
15
15
15
16
16
17

Relative Humidity (%)

78
77
77
78
80
81
80
77
72
70
68
68
66
65
64
66
68
68
71
74
76
78
80
82

Pressure (mb)

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

Ozone (du)

293
292
291
291
291
291
291
291
291
291
291
289
289
288
287
286
286
287
287
288
288
288
287
286

Saturday 20

Waning Crescent 2%

05:00

16:42

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 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:46, Set: 17:51, Transit: 11:49. Moon - Rise: 05:00, Set: 16:42. Civil Dark: 18:15 - 05:23. Nautical Dark: 18:42 - 04:55. Astro Dark: 19:10 - 04:27

Total Clouds (% Sky Obscured)

92
89
85
80
75
72
58
77
78
68
57
52
42
64
77
89
100
93
86
80
86
93
100
85

Low Clouds (% Sky Obscured)

85
78
74
64
55
50
31
34
40
36
28
25
10
18
16
13
11
12
9
5
20
32
40
34

Medium Clouds (% Sky Obscured)

29
69
27
11
3
17
3
2
5
2
4
6
7
18
28
40
50
49
41
34
42
49
55
37

High Clouds (% Sky Obscured)

41
29
27
28
25
33
58
77
63
38
19
19
30
42
61
81
100
80
62
46
62
80
100
75

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 (%)

12
13
8
8
7
7
7
6
6
6
6
4
10
3
12
15
16
21
21
14
22
24
22
14

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
7
7
9
9
10
10
9
11
14
15
15
16
14
13
10
7
5
4
4
5
4
4
7

Chance of Frost

Temperature (°C)

20
20
19
19
19
19
20
20
22
23
25
27
28
28
28
28
27
26
25
25
24
24
23
23

Feels Like (°C)

19
19
19
18
18
19
19
21
21
22
23
25
26
28
28
27
27
26
26
25
25
24
24
24

Dew Point (°C)

17
17
17
17
17
17
18
18
17
18
20
22
23
24
25
25
24
24
24
23
23
22
22
21

Relative Humidity (%)

84
84
85
85
86
86
88
84
76
73
72
75
75
76
81
83
84
87
90
89
92
91
91
89

Pressure (mb)

1024
1023
1022
1021
1021
1021
1020
1020
1020
1019
1018
1017
1016
1015
1014
1013
1013
1013
1013
1013
1014
1014
1015
1016

Ozone (du)

286
287
287
286
286
284
284
284
284
284
285
285
285
283
283
283
283
283
284
284
285
285
285
285

Sunday 21

New Moon 0%

05:28

17:38

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 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:45, Set: 17:51, Transit: 11:48. Moon - Rise: 05:28, Set: 17:38. Civil Dark: 18:15 - 05:21. Nautical Dark: 18:43 - 04:54. Astro Dark: 19:11 - 04:26

Total Clouds (% Sky Obscured)

66
50
46
37
38
59
84
100
93
85
78
70
62
54
65
76
88
89
90
91
87
83
78
63

Low Clouds (% Sky Obscured)

32
31
31
31
31
27
21
12
15
17
19
14
12
9
17
25
33
25
19
11
12
16
17
15

Medium Clouds (% Sky Obscured)

20
3
16
31
38
48
47
49
36
31
25
28
27
27
36
43
51
57
59
61
61
61
61
58

High Clouds (% Sky Obscured)

51
27
21
16
12
42
67
90
80
71
62
51
37
22
39
59
81
64
46
28
35
41
48
34

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 (%)

8
3
6
4
3
6
4
3
7
8
8
6
3
0
6
7
2
7
7
5
15
19
21
18

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
7
7
4
2
4
4
6
7
8
9
11
12
12
13
11
9
7
4
4
4
2
2
4

Chance of Frost

Temperature (°C)

22
22
21
20
19
18
19
20
22
23
24
25
25
24
24
23
22
22
21
20
19
19
19
19

Feels Like (°C)

24
23
23
22
21
20
21
21
21
25
25
24
24
24
24
23
23
21
21
21
20
19
20
20

Dew Point (°C)

21
20
20
18
18
17
17
16
16
17
18
19
19
18
17
17
17
17
17
17
17
17
17
16

Relative Humidity (%)

89
91
91
91
92
90
84
76
72
70
70
69
68
67
64
67
73
76
79
82
85
85
86
86

Pressure (mb)

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

Ozone (du)

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

Monday 22

Waxing Crescent 0%

05:55

18:33

Sun - Rise: 05:44, Set: 17:52, Transit: 11:48. Moon - Rise: 05:55, Set: 18:33. Civil Dark: 18:16 - 05:20. Nautical Dark: 18:43 - 04:52. Astro Dark: 19:11 - 04:24

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

Generated: 16/09/25 00:24:12. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+2.00