Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 25

Waxing Gibbous 87%

14:25

04:26

21 OK
22 OK
23 OK
00 Good
01 OK
02 OK
03 OK
04 OK
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 Good
20 Good

Sun - Rise: 06:44, Set: 17:20, Transit: 12:02. Moon - Rise: 14:25, Set: 04:26. Civil Dark: 17:45 - 06:19. Nautical Dark: 18:14 - 05:50. Astro Dark: 18:43 - 05:21

Total Clouds (% Sky Obscured)

42
48
31
3
19
28
26
21
9
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

42
48
31
3
19
28
26
21
9
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0

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)

0
0
0
0
0
0
0
0
0
0
0
0
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
1
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)

4
5
5
5
5
6
6
6
6
6
5
5
4
5
8
11
13
14
13
13
12
9
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
15
15
14
14
14
13
13
13
12
15
17
19
19
20
19
19
19
19
18
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

75
76
75
76
79
79
79
79
79
79
77
69
58
53
50
49
49
53
57
59
66
74
79
81

Pressure (mb)

1030
1030
1030
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1027
1026
1024
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

267
267
268
269
270
270
268
268
268
267
266
266
267
267
267
266
265
265
265
265
265
265
265
265

Sunday 26

Waxing Gibbous 93%

15:20

05:15

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 OK
11 OK
12 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:44, Set: 17:20, Transit: 12:02. Moon - Rise: 15:20, Set: 05:15. Civil Dark: 17:46 - 06:18. Nautical Dark: 18:15 - 05:49. Astro Dark: 18:43 - 05:21

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
30
46
19
54
84
100
100
58
83
100
91

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
38
68
73

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)

0
0
0
0
0
0
0
0
0
0
0
0
3
30
46
18
54
84
100
100
58
83
100
36

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
8

Fog (%)

0
0
0
0
0
0
0
0
0
1
2
1
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
8
14
26

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
4
4
4
4
4
4
4
4
3
2
2
4
5
5
5
5
9
13
14
13
13

Chance of Frost

Temperature (°C)

16
15
15
14
13
13
13
12
12
12
12
14
18
20
22
23
23
23
23
22
21
20
20
20

Feels Like (°C)

17
16
16
15
14
14
13
13
12
12
12
14
18
20
21
22
22
23
22
19
16
18
18
18

Dew Point (°C)

13
12
12
11
10
8
6
5
4
2
2
2
2
3
5
6
8
9
9
11
11
15
16
16

Relative Humidity (%)

81
82
82
80
79
72
65
60
56
52
51
43
35
32
32
34
36
39
42
48
52
69
76
75

Pressure (mb)

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

Ozone (du)

265
267
266
266
267
268
268
268
268
268
269
269
267
267
265
264
265
266
268
268
268
268
268
268

Monday 27

Waxing Gibbous 97%

16:18

06:00

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

Sun - Rise: 06:43, Set: 17:21, Transit: 12:02. Moon - Rise: 16:18, Set: 06:00. Civil Dark: 17:46 - 06:18. Nautical Dark: 18:15 - 05:49. Astro Dark: 18:44 - 05:20

Total Clouds (% Sky Obscured)

79
80
64
82
81
92
75
71
77
73
87
79
87
96
85
95
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
72
58
61
72
84
60
45
56
62
76
72
74
74
36
59
55
67
78
89
88
89
89
84

Medium Clouds (% Sky Obscured)

0
0
0
34
44
28
32
57
47
44
27
23
44
29
22
23
30
36
41
46
73
80
76
75

High Clouds (% Sky Obscured)

16
31
6
24
3
2
2
1
9
10
25
25
25
25
58
82
100
79
75
75
80
80
80
85

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

31
34
34
41
58
53
34
33
34
45
49
52
64
70
77
57
53
58
74
87
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0.3
0.2
0
0
0
0
0
0
0
0
0.3
0
0
0
0.4
0.4
0.9
1.2
0.9
1.3

Wind Speed/Direction (mph)

12
11
10
10
9
8
8
9
7
7
8
9
8
11
13
18
13
14
13
13
12
10
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
77
80
83
86
81
78
82
81
83
77
77
73
67
82
76
73
75
77
79
78
74
71

Pressure (mb)

1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1024
1025
1025
1025
1025
1025
1025
1024
1025
1025
1026
1027
1027
1028

Ozone (du)

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

Tuesday 28

Waxing Gibbous 100%

17:16

06:39

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

Sun - Rise: 06:42, Set: 17:22, Transit: 12:02. Moon - Rise: 17:16, Set: 06:39. Civil Dark: 17:47 - 06:17. Nautical Dark: 18:16 - 05:48. Astro Dark: 18:44 - 05:20

Total Clouds (% Sky Obscured)

99
100
100
98
100
100
99
99
99
100
100
99
98
97
91
86
82
85
89
94
75
61
64
76

Low Clouds (% Sky Obscured)

76
77
79
69
87
93
95
98
95
93
91
92
89
87
86
83
80
68
70
74
33
32
62
46

Medium Clouds (% Sky Obscured)

70
53
70
78
81
84
90
93
95
98
100
98
96
94
89
85
81
84
87
86
63
40
30
36

High Clouds (% Sky Obscured)

87
85
95
95
95
97
93
90
93
97
100
67
33
0
0
0
0
0
5
10
1
0
0
32

ISS Passover

Visibility (miles)

9
8
9
9
9
8
8
3
3
2
3
6
8
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
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
66
45
65
89
95
95
95
95
95
90
80
87
69
40
44
44
34
37
40
31
28

Precipitation Amount (mm)

1.6
1.9
1.2
0.3
0
0.2
0.6
1
1.3
2.1
1.2
0.8
0.4
0.2
0.5
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
11
11
11
11
11
12
13
13
12
12
12
12
12
13
12
12
11
11
12
12
11
11

Relative Humidity (%)

77
79
75
75
78
76
75
83
89
92
87
84
84
83
82
82
75
72
66
66
72
75
77
74

Pressure (mb)

1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1027
1027
1026
1026
1026
1027
1027
1027

Ozone (du)

270
270
269
273
276
280
283
285
289
290
288
286
286
291
295
302
305
305
307
309
307
304
302
300

Wednesday 29

Full Moon 100%

18:15

07:14

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

Sun - Rise: 06:42, Set: 17:22, Transit: 12:02. Moon - Rise: 18:15, Set: 07:14. Civil Dark: 17:47 - 06:16. Nautical Dark: 18:16 - 05:48. Astro Dark: 18:45 - 05:19

Total Clouds (% Sky Obscured)

88
100
99
71
71
76
74
75
69
58
48
48
47
46
46
46
47
51
53
54
52
51
53
54

Low Clouds (% Sky Obscured)

46
45
45
4
5
8
5
12
12
9
12
37
38
35
35
32
33
31
27
26
26
25
24
28

Medium Clouds (% Sky Obscured)

46
60
59
59
58
59
59
55
48
41
34
22
21
29
31
29
25
22
21
13
12
12
11
11

High Clouds (% Sky Obscured)

63
90
60
31
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
7
5

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
Very Light Rain
None
None
Very Light Rain

Precipitation Probability (%)

17
12
8
8
6
17
15
8
18
13
9
20
12
7
30
20
8
45
32
10
52
43
12
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
8
8
7
7
7
7
7
8
8
8
8
8
10
12
13
14
13
12
11
9
7
8

Chance of Frost

Temperature (°C)

15
15
15
15
15
14
14
14
14
14
14
15
17
18
20
20
20
20
20
19
18
18
17
17

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
10
10
9
9
9
9
9
9
8
7
8
9
10
11
11
12
12
12
12

Relative Humidity (%)

72
70
70
70
71
74
74
74
74
73
72
67
58
51
44
46
49
51
56
59
64
67
70
73

Pressure (mb)

1027
1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1025
1026
1027

Ozone (du)

293
287
282
279
278
275
271
267
266
266
264
265
266
267
268
269
270
271
271
270
269
266
264
262

Thursday 30

Waning Gibbous 98%

19:13

07:46

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
15 Bad
16 OK
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:41, Set: 17:23, Transit: 12:02. Moon - Rise: 19:13, Set: 07:46. Civil Dark: 17:48 - 06:16. Nautical Dark: 18:17 - 05:47. Astro Dark: 18:45 - 05:19

Total Clouds (% Sky Obscured)

56
57
59
64
65
64
62
61
57
52
50
48
47
47
54
60
68
60
52
41
51
61
72
61

Low Clouds (% Sky Obscured)

34
42
36
36
31
27
21
17
12
9
5
14
24
33
42
52
64
60
52
41
51
61
69
60

Medium Clouds (% Sky Obscured)

13
15
19
23
34
18
15
9
9
6
6
0
0
0
0
0
0
1
1
1
0
0
0
0

High Clouds (% Sky Obscured)

4
3
4
5
6
4
3
3
1
0
0
0
0
0
1
1
2
3
1
1
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 (%)

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

Precipitation Probability (%)

34
11
50
53
11
51
47
11
41
39
9
37
36
9
31
30
14
17
11
9
24
27
12
36

Precipitation Amount (mm)

0
0
0.2
0.3
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
8
7
7
7
7
7
7
6
6
6
5
7
9
10
10
11
10
9
8
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
18
18
18
18
16
15
15
15
14
14
16
16
17
18
19
18
19
18
17
17
17
16

Dew Point (°C)

12
12
13
13
13
13
12
12
12
11
10
10
10
10
11
11
12
12
12
12
11
11
11
11

Relative Humidity (%)

74
77
78
78
79
81
80
79
80
76
73
69
65
60
56
57
59
59
60
61
62
63
65
66

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1029
1029
1029
1029
1030
1029
1029
1028
1028
1029
1029
1029
1030
1031

Ozone (du)

262
263
264
262
261
260
260
261
261
262
263
264
265
266
266
267
268
268
269
270
272
273
274
275

Friday 31

Waning Gibbous 95%

20:10

08:15

21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK
03 Bad
04 OK
05 Bad
06 Bad
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK

Sun - Rise: 06:40, Set: 17:23, Transit: 12:02. Moon - Rise: 20:10, Set: 08:15. Civil Dark: 17:48 - 06:15. Nautical Dark: 18:17 - 05:46. Astro Dark: 18:45 - 05:18

Total Clouds (% Sky Obscured)

50
40
35
28
20
24
30
36
33
32
32
27
19
13
21
30
39

Low Clouds (% Sky Obscured)

50
40
34
25
15
16
17
19
18
17
16
15
7
4
6
8
13

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
2
2
1
0
0
0
0
3
5
8

High Clouds (% Sky Obscured)

0
0
0
0
0
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

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 (%)

43
19
36
39
11
27
33
9
24
25
7
13
14
7
18
17
7

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

Chance of Frost

Temperature (°C)

17
16
16
16
16
15
15
15
14
15
15
15
17
19
20
20
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
66
66
67
68
69
69
69
69
67
66
65
56
49
42
44
45

Pressure (mb)

1031
1031
1031
1031
1031
1031
1030
1030
1030
1031
1031
1032
1032
1032
1032
1031
1031

Ozone (du)

279
282
286
289
293
296
297
297
297
296
294
293
293
294
294
293
293

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

Generated: 25/07/26 21:46:23. Forecast: 25/07/26 to 31/07/26. Timezone: UTC+2.00