Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waxing Gibbous 96%

15:50

04:46

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

Sun - Rise: 05:41, Set: 17:53, Transit: 11:47. Moon - Rise: 15:50, Set: 04:46. Civil Dark: 18:17 - 05:17. Nautical Dark: 18:44 - 04:49. Astro Dark: 19:13 - 04:21

Total Clouds (% Sky Obscured)

29
24
28
41
41
36
36
36
27
27
24
48
49
34
25
17
67
71
44
68
78
47
60
12

Low Clouds (% Sky Obscured)

26
24
27
40
40
32
32
30
21
22
21
26
26
24
16
3
15
17
20
22
18
13
0
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
0
0
0
4
2
1
0
1
0
12
48
49
8
6
14
38
25
15
41
35
22
45
4

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
2
13
22
33
31
6

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 (%)

1
4
2
4
4
5
2
0
2
3
4
4
4
4
1
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)

8
11
12
13
13
12
11
9
7
6
4
2
2
2
1
1
1
3
3
3
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
71
71
71
72
72
71
72
74
75
84
84
85
86
88
88
89
88
89
89
91
89
89
82

Pressure (mb)

1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1024
1024
1025
1026
1025
1025
1024
1023
1022
1022
1021
1021
1021
1021

Ozone (du)

293
292
290
288
286
288
297
303
304
301
299
296
295
296
295
295
295
294
293
292
291
290
290
290

Friday 25

Waxing Gibbous 99%

16:49

05:15

08 OK
09 Good
10 Good
11 OK
12 Good
13 Good
14 Good
15 OK
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 OK

Sun - Rise: 05:39, Set: 17:53, Transit: 11:47. Moon - Rise: 16:49, Set: 05:15. Civil Dark: 18:17 - 05:15. Nautical Dark: 18:45 - 04:48. Astro Dark: 19:13 - 04:19

Total Clouds (% Sky Obscured)

29
17
13
19
4
5
6
23
62
65
57
100
100
100
100
43
100
47
65
87
91
56
49
40

Low Clouds (% Sky Obscured)

11
12
7
2
0
0
0
2
0
0
2
7
3
3
8
13
19
23
18
8
10
10
11
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
7
21
36
26
32
20
41
4

High Clouds (% Sky Obscured)

12
2
3
10
2
2
3
22
62
65
53
100
100
100
99
27
100
46
64
74
79
46
49
25

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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
16
23
27
25
100
92
62
17

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
3
3
1
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)

6
8
9
11
13
12
12
11
10
9
7
4
2
3
3
3
2
2
2
4
5
5
5
5

Chance of Frost

Temperature (°C)

22
24
25
26
26
26
26
25
25
24
22
22
22
22
22
21
21
21
21
21
21
21
21
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
70
66
65
68
68
68
70
73
78
88
92
91
89
88
89
89
89
89
88
89
84
84
79

Pressure (mb)

1021
1021
1020
1019
1018
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1016
1016
1016
1015
1015
1016
1016
1016
1017

Ozone (du)

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

Saturday 26

Full Moon 100%

17:50

05:46

08 Bad
09 OK
10 Bad
11 OK
12 OK
13 Good
14 OK
15 OK
16 OK
17 OK
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

Sun - Rise: 05:38, Set: 17:54, Transit: 11:47. Moon - Rise: 17:50, Set: 05:46. Civil Dark: 18:18 - 05:14. Nautical Dark: 18:46 - 04:46. Astro Dark: 19:14 - 04:18

Total Clouds (% Sky Obscured)

52
47
53
34
48
3
31
40
40
36
78
100
99
79
86
78
87
100
99
99
98
99
99
100

Low Clouds (% Sky Obscured)

0
4
0
0
0
1
0
0
0
7
3
0
0
19
41
52
56
63
66
54
63
26
33
61

Medium Clouds (% Sky Obscured)

8
4
28
18
6
0
1
4
0
0
0
18
59
58
62
73
84
100
74
64
94
84
75
68

High Clouds (% Sky Obscured)

43
44
46
22
40
2
27
35
35
36
69
100
82
55
61
40
40
40
49
58
72
81
80
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
5
9
9
9

Fog (%)

3
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
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
3
26
24
18
36
15
12
11
46
53
13
24
29

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0

Wind Speed/Direction (mph)

7
7
8
8
8
10
11
12
13
13
10
10
8
6
13
12
11
5
3
6
6
5
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
26
28
28
29
28
27
26
25
24
24
23
23
23
21
21
22
23
24
23
23
23
23
24

Dew Point (°C)

20
19
19
20
20
20
20
20
20
20
21
20
20
19
20
20
20
20
20
20
20
20
20
20

Relative Humidity (%)

74
67
65
65
66
68
72
73
76
82
87
87
84
85
85
88
87
91
88
89
88
89
88
84

Pressure (mb)

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

Ozone (du)

286
286
286
286
286
286
286
286
286
287
287
287
287
287
288
289
289
290
290
290
288
287
288
288

Sunday 27

Waning Gibbous 98%

18:52

06:18

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:37, Set: 17:55, Transit: 11:46. Moon - Rise: 18:52, Set: 06:18. Civil Dark: 18:18 - 05:13. Nautical Dark: 18:46 - 04:45. Astro Dark: 19:14 - 04:17

Total Clouds (% Sky Obscured)

89
77
63
56
50
41
66
69
69
76
85
96
95
95
94
96
98
100
100
100
100
99
99
98

Low Clouds (% Sky Obscured)

70
59
50
45
41
35
60
66
62
59
61
64
58
55
49
63
77
91
90
89
86
90
94
98

Medium Clouds (% Sky Obscured)

30
28
29
22
14
7
27
46
52
65
79
93
92
92
80
95
98
94
100
100
100
98
97
95

High Clouds (% Sky Obscured)

50
28
0
0
0
0
0
0
0
0
0
0
1
0
1
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
8
9
9
9
9
9
9
7
3
5
2
5
6
4
2
4
9
8
5
2
5
4
8

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

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

Precipitation Probability (%)

58
47
17
18
24
14
18
31
70
86
94
95
70
82
95
95
82
52
68
85
82
70
64
55

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0.2
0.6
0.6
0.7
0.2
0.2
0.5
1
0.5
0
0.2
0.5
0.5
0.3
0.2
0

Wind Speed/Direction (mph)

5
12
17
16
16
17
21
18
16
14
15
16
13
13
13
12
14
11
11
10
10
13
12
12

Chance of Frost

Temperature (°C)

23
24
24
24
25
25
25
24
23
22
22
21
20
20
20
19
19
18
18
18
18
18
18
17

Feels Like (°C)

25
23
21
23
23
23
22
21
21
21
20
19
19
19
18
18
16
16
17
17
17
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

78
74
72
69
65
66
71
77
80
83
87
91
89
89
89
91
91
83
85
89
90
89
88
83

Pressure (mb)

1011
1012
1013
1013
1013
1012
1012
1013
1014
1015
1016
1017
1019
1019
1019
1020
1020
1020
1019
1019
1020
1020
1021
1022

Ozone (du)

288
287
286
285
285
284
284
283
282
283
282
282
283
284
284
284
285
287
286
286
286
288
289
290

Monday 28

Waning Gibbous 94%

19:57

06:55

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:36, Set: 17:55, Transit: 11:46. Moon - Rise: 19:57, Set: 06:55. Civil Dark: 18:19 - 05:12. Nautical Dark: 18:47 - 04:44. Astro Dark: 19:15 - 04:15

Total Clouds (% Sky Obscured)

98
99
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
91
88
86
83
82
79
75
73
77
79
81
81
82
84
85
87
89
89
91
93
90
89
88

Medium Clouds (% Sky Obscured)

97
98
90
93
100
55
68
86
59
68
68
95
95
97
100
100
100
100
100
100
100
89
78
63

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
4
8
7
21
10
9
6
2
9
16
23
17
11
4
8
12
17

ISS Passover

Visibility (miles)

6
4
3
4
7
9
8
9
9
8
7
7
7
7
7
6
7
7
7
8
8
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

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

Precipitation Probability (%)

61
74
69
62
54
46
54
56
71
68
68
59
95
95
95
95
95
91
95
95
90
95
95
95

Precipitation Amount (mm)

0.2
0.5
0.3
0
0
0
0
0
0
0.2
0.3
0
0.8
1.4
0.8
0.8
1
0.4
0.7
0.8
0.4
0.8
1.3
0.9

Wind Speed/Direction (mph)

10
9
9
10
10
10
10
10
10
10
10
9
8
8
7
6
6
6
6
7
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
16
16
15
15
15
15
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

86
88
87
89
86
85
82
85
83
87
89
89
86
87
89
89
89
89
87
89
87
87
86
86

Pressure (mb)

1023
1023
1023
1024
1023
1023
1023
1023
1023
1023
1024
1025
1025
1027
1027
1027
1027
1027
1026
1027
1027
1027
1028
1029

Ozone (du)

290
291
292
293
293
293
293
293
294
293
293
293
293
294
295
295
296
297
297
296
295
294
293
292

Tuesday 29

Waning Gibbous 87%

21:06

07:38

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:34, Set: 17:56, Transit: 11:46. Moon - Rise: 21:06, Set: 07:38. Civil Dark: 18:19 - 05:10. Nautical Dark: 18:47 - 04:42. Astro Dark: 19:16 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
96
95
94
95
95
95
94
93
93

Low Clouds (% Sky Obscured)

87
87
86
80
76
73
72
72
68
73
79
86
85
85
85
73
62
50
66
80
95
94
92
91

Medium Clouds (% Sky Obscured)

63
63
60
60
60
60
60
60
60
65
75
70
72
65
58
60
58
50
50
55
49
54
54
53

High Clouds (% Sky Obscured)

11
6
2
5
7
8
28
45
80
90
95
95
67
39
18
38
60
70
46
23
0
13
30
45

ISS Passover

Visibility (miles)

8
8
8
8
8
8
8
8
8
9
8
8
7
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

95
95
95
95
95
88
84
91
80
91
93
91
74
79
67
47
42
40
51
51
34
60
77
75

Precipitation Amount (mm)

1
1.3
1.1
1
0.8
0.5
0.4
0.7
0.3
0.6
0.7
0.7
0.4
0.6
0.3
0
0
0
0.2
0.2
0
0.2
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
15
16
16
16
16
16
16
16
15
15
15
15
16
15
15
15
15
15
15
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
87
85
83
81
81
79
78
80
82
83
80
78
77
77
75
74
73
72
69
64
60

Pressure (mb)

1030
1030
1030
1031
1030
1030
1029
1030
1030
1030
1031
1032
1032
1032
1032
1032
1032
1032
1031
1032
1032
1032
1032
1033

Ozone (du)

292
291
291
290
291
291
292
293
294
296
297
299
301
302
304
305
308
311
314
312
311
310
310
310

Wednesday 30

Waning Gibbous 77%

22:15

No Set

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

Sun - Rise: 05:33, Set: 17:56, Transit: 11:45. Moon - Rise: 22:15, Set: No Set. Civil Dark: 18:20 - 05:09. Nautical Dark: 18:48 - 04:41. Astro Dark: 19:16 - 04:13

Total Clouds (% Sky Obscured)

95
97
100
96
90
85
72
55
40
46
48
57
69
81
93
95
98
99

Low Clouds (% Sky Obscured)

84
75
67
68
69
70
69
55
40
46
48
57
69
80
86
86
84
83

Medium Clouds (% Sky Obscured)

54
54
50
50
50
40
40
35
35
35
29
29
24
24
25
25
20
20

High Clouds (% Sky Obscured)

45
43
37
51
40
20
10
5
0
1
2
4
6
8
9
6
3
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

65
72
79
77
70
61
58
57
54
61
69
77
75
75
75
59
46
30

Precipitation Amount (mm)

0.2
0.4
0.4
0.5
0.4
0.3
0.2
0.3
0.2
0.3
0.4
0.5
0.4
0.5
0.5
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
17
17
17
17
17
16
16
16
16
16
16
16

Feels Like (°C)

13
16
16
16
16
16
15
17
17
16
17
17
18
16
16
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

56
57
60
62
61
60
59
60
61
62
65
68
72
71
69
69
69
68

Pressure (mb)

1033
1033
1033
1033
1032
1032
1031
1031
1031
1031
1031
1031
1032
1032
1031
1031
1031
1030

Ozone (du)

311
310
310
310
309
307
306
305
304
303
301
299
298
297
296
296
295
294

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

Generated: 24/09/26 08:51:36. Forecast: 24/09/26 to 30/09/26. Timezone: UTC+2.00