Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Gibbous 100%

17:04

06:17

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

Sun - Rise: 06:15, Set: 17:38, Transit: 11:57. Moon - Rise: 17:04, Set: 06:17. Civil Dark: 18:02 - 05:51. Nautical Dark: 18:30 - 05:23. Astro Dark: 18:58 - 04:55

Total Clouds (% Sky Obscured)

83
59
69
63
57
92
80
44
43
89
91
60
58
98
57
27
25
10
31
29
10
9
11
11

Low Clouds (% Sky Obscured)

40
31
37
42
39
30
18
11
4
5
0
0
0
3
3
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

9
4
8
0
6
3
0
0
0
0
0
0
5
3
8
4
0
2
0
0
3
2
0
0

High Clouds (% Sky Obscured)

76
33
23
20
20
92
70
23
29
81
91
58
58
98
40
20
20
6
22
21
6
6
9
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
1
3
7
6
3
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
0
2
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)

21
21
19
18
16
15
14
13
11
10
9
8
7
5
5
5
5
7
9
11
13
16
19
19

Chance of Frost

Temperature (°C)

21
21
20
20
20
19
19
18
18
18
17
17
17
16
16
16
16
18
20
22
24
26
26
26

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
74
77
78
78
76
77
78
81
82
83
85
86
87
89
87
83
74
65
57
51
49
49
52

Pressure (mb)

1026
1026
1026
1026
1027
1027
1027
1027
1026
1026
1026
1025
1025
1024
1025
1025
1025
1026
1026
1025
1025
1024
1023
1022

Ozone (du)

259
260
261
261
261
261
262
263
263
264
264
265
266
266
265
265
265
265
267
269
270
271
271
272

Friday 28

Full Moon 99%

18:03

06:46

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

Sun - Rise: 06:13, Set: 17:39, Transit: 11:56. Moon - Rise: 18:03, Set: 06:46. Civil Dark: 18:03 - 05:49. Nautical Dark: 18:30 - 05:22. Astro Dark: 18:58 - 04:54

Total Clouds (% Sky Obscured)

11
25
17
7
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0

Low 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

Medium Clouds (% Sky Obscured)

3
20
13
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

19
17
15
14
15
14
12
10
8
7
6
6
5
5
5
5
5
6
8
10
12
16
18
20

Chance of Frost

Temperature (°C)

25
24
23
22
21
20
19
18
18
18
17
17
16
16
16
15
16
18
21
23
25
27
28
28

Feels Like (°C)

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

Dew Point (°C)

17
17
17
17
16
15
14
14
13
13
13
13
12
12
12
11
11
11
11
12
12
12
13
13

Relative Humidity (%)

59
64
71
75
75
72
73
73
74
76
76
77
77
77
78
77
73
63
55
49
43
40
40
40

Pressure (mb)

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

Ozone (du)

272
273
272
271
270
270
271
271
271
271
272
271
273
273
273
274
275
278
279
281
282
282
282
281

Saturday 29

Waning Gibbous 97%

19:01

07:15

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

Sun - Rise: 06:12, Set: 17:39, Transit: 11:56. Moon - Rise: 19:01, Set: 07:15. Civil Dark: 18:03 - 05:48. Nautical Dark: 18:31 - 05:21. Astro Dark: 18:59 - 04:53

Total Clouds (% Sky Obscured)

0
0
11
4
14
13
7
2
3
5
3
3
1
2
24
31
65
77
88
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
21
56
35
32
39
51
54
54
64

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
7
4
14
13
7
2
2
5
2
3
1
2
2
3
50
67
84
100
100
100
100
99

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
4
2
3
2
1
7
15
11
9

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)

20
19
19
18
15
13
10
8
7
6
5
4
4
6
10
12
14
16
16
15
16
16
15
14

Chance of Frost

Temperature (°C)

27
26
25
24
23
22
21
21
20
20
20
19
19
18
17
17
17
20
21
22
23
23
23
22

Feels Like (°C)

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

Dew Point (°C)

14
15
14
13
12
10
10
10
10
10
8
7
6
5
13
14
14
15
14
14
15
16
17
16

Relative Humidity (%)

45
49
51
50
48
47
48
50
50
51
48
45
44
42
77
83
78
72
64
59
59
65
67
66

Pressure (mb)

1014
1014
1014
1014
1014
1015
1015
1014
1014
1014
1013
1013
1012
1013
1013
1014
1016
1017
1018
1018
1018
1017
1017
1017

Ozone (du)

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

Sunday 30

Waning Gibbous 91%

20:01

07:45

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
14 Bad

Sun - Rise: 06:11, Set: 17:40, Transit: 11:56. Moon - Rise: 20:01, Set: 07:45. Civil Dark: 18:04 - 05:47. Nautical Dark: 18:31 - 05:19. Astro Dark: 18:59 - 04:52

Total Clouds (% Sky Obscured)

100
100
99
98
97
98
99
100
80
97
98
100
100
100
95
53
50
50
45
53
82
78
92
100

Low Clouds (% Sky Obscured)

73
81
85
87
91
90
90
74
69
91
95
52
47
49
59
53
50
50
45
53
82
78
92
100

Medium Clouds (% Sky Obscured)

0
0
6
10
16
27
37
64
47
49
50
95
97
100
74
50
42
45
43
40
38
35
31
35

High Clouds (% Sky Obscured)

98
97
80
63
46
67
82
100
73
70
70
77
63
59
46
4
0
0
0
0
2
3
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
7
9
9
9
9
9
9
9
5
9
9
9
9
9
9
9
9
7

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
Light Rain

Precipitation Probability (%)

11
23
30
39
42
46
43
21
32
31
35
40
44
50
47
42
28
27
19
9
16
13
31
53

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
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
16
16
17
17
16
16
16
15
15
15
16
16
16
15
14
14
12
13
14
15
16

Relative Humidity (%)

68
69
70
74
76
80
82
82
82
82
81
81
83
85
86
88
85
75
65
57
59
66
68
80

Pressure (mb)

1017
1018
1018
1019
1020
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1020
1020
1021
1021
1020
1020
1020
1019
1019

Ozone (du)

284
284
286
286
289
292
295
297
300
304
307
310
313
311
312
311
309
306
306
306
306
307
309
308

Monday 31

Waning Gibbous 84%

21:03

08:18

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
10 Good
11 Good
12 Good
13 Good
14 OK

Sun - Rise: 06:10, Set: 17:40, Transit: 11:55. Moon - Rise: 21:03, Set: 08:18. Civil Dark: 18:04 - 05:46. Nautical Dark: 18:32 - 05:18. Astro Dark: 19:00 - 04:51

Total Clouds (% Sky Obscured)

98
99
100
99
99
97
95
92
92
91
89
80
70
66
48
25
1
2
4
5
5
5
4
19

Low Clouds (% Sky Obscured)

98
99
99
98
97
93
90
87
90
91
89
80
70
66
48
25
0
1
2
3
2
2
2
6

Medium Clouds (% Sky Obscured)

40
40
40
37
32
32
34
35
33
27
25
16
7
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
2
1
21
2
0
0
1
0
2
0
0
0
1
1
1
1
0
1
1
0
0
0
7

ISS Passover

Visibility (miles)

5
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

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
None

Precipitation Probability (%)

47
20
32
25
16
20
17
10
20
13
7
22
18
5
14
13
3
8
3
1
4
1
0
0

Precipitation Amount (mm)

0.2
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
10
8
7
6
5
4
4
3
3
3
3
3
3
2
2
2
3
5
8
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
17
16
16
16
17
17
17
18
18
17
17
17
17
17
18
22
21
21
23
24
26

Dew Point (°C)

16
16
15
16
15
14
14
14
14
14
13
13
13
13
13
13
13
13
14
14
14
16
17
19

Relative Humidity (%)

80
80
80
82
80
76
74
76
77
76
74
74
76
76
77
74
71
69
65
59
56
59
64
70

Pressure (mb)

1019
1020
1020
1021
1022
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1020
1019
1019
1018
1017
1016

Ozone (du)

307
308
311
309
310
309
307
306
306
306
304
303
302
301
300
298
297
296
295
294
293
292
291
291

Tuesday 1

Waning Gibbous 75%

22:08

08:55

15 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 OK
00 OK
01 OK
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 OK

Sun - Rise: 06:09, Set: 17:41, Transit: 11:55. Moon - Rise: 22:08, Set: 08:55. Civil Dark: 18:05 - 05:45. Nautical Dark: 18:32 - 05:17. Astro Dark: 19:00 - 04:49

Total Clouds (% Sky Obscured)

36
52
59
56
52
42
31
19
20
21
24
32
39
50
45
40
45
45
50
55
53
51
49
43

Low Clouds (% Sky Obscured)

9
13
21
29
37
31
25
19
20
21
24
31
39
49
45
40
40
45
40
35
34
28
26
23

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
0
0
0

High Clouds (% Sky Obscured)

34
52
59
45
28
19
10
1
1
1
1
1
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
1
1
0
16
24
18
34
37
34
36
33
20
19
15
5
8

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)

10
9
8
7
6
4
3
2
2
3
5
6
7
6
6
6
5
4
3
2
3
5
6
7

Chance of Frost

Temperature (°C)

24
23
22
22
21
20
20
20
19
19
18
18
18
18
18
18
19
19
21
23
25
27
27
29

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
78
83
85
88
91
91
91
89
91
92
90
88
83
79
78
77
76
75
74
72
72
70
70

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1016
1016
1016
1016
1016
1015
1014
1012
1011

Ozone (du)

292
293
294
295
297
298
297
296
295
294
293
291
291
291
291
290
289
288
288
288
288
288
288
288

Wednesday 2

Waning Gibbous 64%

23:15

09:39

15 OK
16 OK
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: 06:08, Set: 17:41, Transit: 11:55. Moon - Rise: 23:15, Set: 09:39. Civil Dark: 18:05 - 05:44. Nautical Dark: 18:33 - 05:16. Astro Dark: 19:01 - 04:48

Total Clouds (% Sky Obscured)

41
39
54
69
81
80
82
85
89
92
95
93
91
89
92
96
100

Low Clouds (% Sky Obscured)

20
17
29
50
62
64
66
68
72
76
82
76
76
73
57
44
32

Medium Clouds (% Sky Obscured)

0
1
4
4
6
7
8
10
8
15
15
13
10
8
30
50
69

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
19
39
57
60
49
45
63
75
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

Fog (%)

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

Precipitation Probability (%)

8
4
10
11
10
10
7
1
4
6
3
2
1
0
5
10
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
27
26
24
22
20
20
19
19
19
19
18
18
18
18
18
19

Feels Like (°C)

28
27
26
24
22
20
19
21
21
21
22
21
19
19
19
19
19

Dew Point (°C)

23
23
23
21
19
17
17
17
17
17
17
17
17
16
16
16
17

Relative Humidity (%)

75
79
83
83
83
82
84
85
88
89
91
92
90
89
86
86
86

Pressure (mb)

1010
1010
1009
1010
1011
1011
1011
1011
1010
1009
1008
1008
1007
1007
1006
1006
1007

Ozone (du)

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

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

Generated: 27/08/26 15:13:13. Forecast: 27/08/26 to 02/09/26. Timezone: UTC+2.00