Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 28

Full Moon 99%

18:03

06:17

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

Sun - Rise: 06:15, Set: 17:39, Transit: 11:57. Moon - Rise: 18:03, Set: 06:17. Civil Dark: 18:03 - 05:51. Nautical Dark: 18:30 - 05:23. Astro Dark: 18:58 - 04:54

Total Clouds (% Sky Obscured)

56
36
31
16
18
18
27
38
38
20
20
4
1
1
0
0
0
1
11
3
1
0
0
0

Low Clouds (% Sky Obscured)

9
6
7
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

50
27
20
7
12
6
14
18
14
5
12
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
2
1
1
2
8
9
11
12
9
5
3
1
1
0
0
0
1
11
3
1
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 (%)

9
13
13
8
1
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)

5
5
5
6
8
10
12
14
16
17
17
16
14
13
14
12
10
10
9
8
7
6
5
6

Chance of Frost

Temperature (°C)

16
16
17
18
20
22
24
26
27
27
26
24
23
22
22
21
20
19
19
18
18
17
17
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
83
72
64
57
50
47
47
49
54
59
61
63
60
60
65
67
66
69
70
71
73
73

Pressure (mb)

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

Ozone (du)

266
268
267
265
264
265
267
267
268
269
269
269
270
271
271
272
274
275
276
277
277
277
276
276

Saturday 29

Waning Gibbous 97%

19:01

06:46

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

Sun - Rise: 06:13, Set: 17:39, Transit: 11:56. Moon - Rise: 19:01, Set: 06:46. Civil Dark: 18:03 - 05:49. Nautical Dark: 18:31 - 05:22. Astro Dark: 18:59 - 04:53

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
0
0
14
30
1
0
4
4
2
19
47
37

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
38
32

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
15
18
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
0
0
14
30
1
0
3
2
2
2
12
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
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
1

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)

5
5
5
6
7
9
12
15
18
18
19
17
17
16
13
12
10
7
6
5
5
6
12
12

Chance of Frost

Temperature (°C)

16
16
16
19
21
23
25
26
28
28
27
26
25
24
23
22
21
21
20
20
20
19
18
18

Feels Like (°C)

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

Dew Point (°C)

12
11
11
11
11
11
12
12
13
13
15
15
15
14
13
12
11
10
10
9
9
7
15
15

Relative Humidity (%)

75
75
71
61
54
48
44
41
40
40
46
50
54
54
52
52
52
51
51
50
48
44
82
83

Pressure (mb)

1021
1021
1021
1021
1021
1020
1019
1018
1017
1016
1015
1014
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014

Ozone (du)

277
279
281
281
281
280
280
280
281
282
283
283
284
284
285
285
286
285
285
286
286
285
285
287

Sunday 30

Waning Gibbous 91%

20:01

07:15

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:12, Set: 17:40, Transit: 11:56. Moon - Rise: 20:01, Set: 07:15. Civil Dark: 18:04 - 05:48. Nautical Dark: 18:31 - 05:21. Astro Dark: 18:59 - 04:52

Total Clouds (% Sky Obscured)

86
73
57
98
100
100
95
100
100
100
99
98
100
100
100
100
100
100
99
100
100
94
89
83

Low Clouds (% Sky Obscured)

66
63
54
42
50
37
29
32
24
68
49
70
84
79
88
88
80
79
77
58
39
41
41
43

Medium Clouds (% Sky Obscured)

2
0
2
7
5
4
0
0
0
0
0
3
22
23
40
44
43
46
48
50
50
37
30
21

High Clouds (% Sky Obscured)

32
16
8
96
100
100
85
100
100
100
98
92
100
100
100
100
100
100
89
100
100
84
69
53

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
5
2
2
2
1
0
0
0
1
2
21
30
31
29
16
10
7
10
11
36
35
45
47

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
13
12
12
11
11
13
15
16
15
13
12
12
11
10
8
6
4
4
4
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
77
70
66
60
54
54
58
62
65
69
73
79
79
77
76
75
75
75
73
76
78
80

Pressure (mb)

1015
1017
1019
1020
1020
1020
1020
1019
1019
1018
1018
1019
1020
1021
1022
1022
1023
1022
1022
1022
1021
1020
1020
1020

Ozone (du)

288
288
289
289
287
287
287
286
285
283
284
284
285
288
289
289
290
290
290
290
289
290
293
297

Monday 31

Waning Gibbous 84%

21:03

07:45

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:11, Set: 17:40, Transit: 11:56. Moon - Rise: 21:03, Set: 07:45. Civil Dark: 18:04 - 05:47. Nautical Dark: 18:32 - 05:19. Astro Dark: 19:00 - 04:51

Total Clouds (% Sky Obscured)

87
90
93
95
97
98
99
99
78
100
99
95
62
70
100
86
95
92
94
92
88
88
88
86

Low Clouds (% Sky Obscured)

51
56
65
69
73
76
80
79
78
93
86
75
59
55
95
80
83
91
90
82
74
76
77
79

Medium Clouds (% Sky Obscured)

24
39
86
83
77
74
67
41
16
57
60
58
35
50
100
61
84
54
41
37
30
21
11
3

High Clouds (% Sky Obscured)

47
41
40
40
26
40
40
40
13
1
0
0
0
0
0
0
0
0
0
3
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
8
6
6
6
6
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

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

Precipitation Probability (%)

40
35
12
17
14
4
17
17
4
13
15
13
25
35
16
22
27
31
44
46
50
53
49
43

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
83
80
73
66
62
55
54
52
60
72
76
73
80
82
77
77
77
81
81
82
81
81
82

Pressure (mb)

1019
1020
1020
1021
1021
1020
1020
1018
1018
1018
1018
1018
1019
1020
1022
1023
1023
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

299
300
303
304
305
306
304
308
308
303
303
303
304
303
303
304
306
304
302
301
301
300
299
299

Tuesday 1

Waning Gibbous 75%

22:08

08:18

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

Sun - Rise: 06:10, Set: 17:41, Transit: 11:55. Moon - Rise: 22:08, Set: 08:18. Civil Dark: 18:05 - 05:46. Nautical Dark: 18:32 - 05:18. Astro Dark: 19:00 - 04:49

Total Clouds (% Sky Obscured)

76
64
57
59
62
68
53
46
24
29
29
24
18
30
43
43
46
47
39
29
19
12
7
0

Low Clouds (% Sky Obscured)

68
53
40
44
52
60
44
35
16
29
29
24
18
30
43
43
46
47
38
28
19
11
5
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
2
1
0
1
7
3
3
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
8
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 (%)

38
29
26
29
25
17
14
2
0
0
0
0
0
9
2
6
7
2
5
3
1
4
2
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
16
16
16
17
18
19
19
20
19
19
19
19
19
19
18
17
17
17
16
16
16
16
15

Relative Humidity (%)

81
81
81
80
77
78
77
70
73
70
73
75
80
84
85
85
86
88
89
89
88
89
89
88

Pressure (mb)

1023
1023
1023
1023
1022
1021
1020
1019
1017
1016
1016
1015
1015
1016
1016
1017
1018
1017
1017
1016
1015
1015
1015
1015

Ozone (du)

297
297
299
299
297
296
296
295
294
295
294
293
294
293
294
295
293
292
291
291
291
291
291
291

Wednesday 2

Waning Gibbous 64%

23:15

08:55

05 OK
06 OK
07 OK
08 OK
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

Sun - Rise: 06:09, Set: 17:41, Transit: 11:55. Moon - Rise: 23:15, Set: 08:55. Civil Dark: 18:05 - 05:45. Nautical Dark: 18:33 - 05:17. Astro Dark: 19:01 - 04:48

Total Clouds (% Sky Obscured)

7
15
22
31
40
48
61
71
84
84
85
86
89
92
96
97
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

7
15
22
31
40
48
61
71
84
83
81
77
83
89
96
87
78
69
81
89
98
96
95
93

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
8
18
27
32
38
46
35
27
23
21
20
18
26
32
39

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
4
7
10
37
62
87
91
95
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
7
7
8
8
8
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
5
8
8
4
12
12
5
26
32
29
30
42
47
44
42
35
29
26
20
20
20
16

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)

5
6
8
11
13
14
16
16
17
17
15
13
10
9
8
7
6
6
5
4
3
2
1
2

Chance of Frost

Temperature (°C)

17
19
20
21
22
22
23
22
22
22
21
21
20
20
19
19
19
19
19
19
19
19
19
19

Feels Like (°C)

20
20
20
20
22
20
19
20
20
19
18
17
17
17
16
16
17
17
18
18
18
18
19
19

Dew Point (°C)

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

Relative Humidity (%)

86
80
74
69
67
65
63
64
66
68
72
77
81
81
82
82
84
84
85
82
80
78
78
80

Pressure (mb)

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

Ozone (du)

291
291
290
290
290
290
290
290
290
290
290
290
290
289
289
288
288
287
287
287
288
288
288
287

Thursday 3

Waning Gibbous 60%

00:24

09:39

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
01 Bad

Sun - Rise: 06:08, Set: 17:42, Transit: 11:55. Moon - Rise: 00:24, Set: 09:39. Civil Dark: 18:06 - 05:44. Nautical Dark: 18:33 - 05:16. Astro Dark: 19:01 - 04:47

Total Clouds (% Sky Obscured)

98
97
95
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
87
86
84
82
81
85
90
95
91
88
84
86
88
89
87
84
81
84
88
93

Medium Clouds (% Sky Obscured)

31
24
16
20
24
29
49
69
90
81
71
59
70
78
88
93
97
99
87
74
57

High Clouds (% Sky Obscured)

97
97
92
93
96
100
100
100
100
100
100
100
97
95
92
89
85
79
68
58
47

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
6
4
4
4
4
5
7
9
8
7

Fog (%)

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

23
22
25
33
35
29
32
33
36
87
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.8
1.7
2
2.3
3.1
2.4
2.2
2.1
2.4
2.1
1.6

Wind Speed/Direction (mph)

3
4
4
5
6
7
8
7
7
6
5
5
6
7
9
13
14
14
15
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
78
77
77
76
76
77
79
80
84
85
89
89
92
93
92
92
89
90
90

Pressure (mb)

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

Ozone (du)

287
286
285
284
284
284
284
284
284
284
284
284
284
284
284
284
283
282
281
281
280

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

Generated: 28/08/26 05:34:11. Forecast: 28/08/26 to 03/09/26. Timezone: UTC+2.00