Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 7

Waning Crescent 26%

02:33

12:38

21 OK
22 OK
23 OK
00 OK
01 Good
02 Good
03 Good
04 Good
05 Good
06 Bad
07 OK
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: 06:35, Set: 17:27, Transit: 12:01. Moon - Rise: 02:33, Set: 12:38. Civil Dark: 17:52 - 06:10. Nautical Dark: 18:21 - 05:41. Astro Dark: 18:49 - 05:13

Total Clouds (% Sky Obscured)

34
42
28
24
15
6
2
5
16
51
44
99
100
100
100
51
64
48
100
65
100
100
93
100

Low Clouds (% Sky Obscured)

34
42
28
24
15
6
0
3
12
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
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
1
3
4
41
43
99
100
100
100
51
64
48
100
65
100
100
93
100

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
2
1
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

19
18
18
18
17
17
16
16
15
15
15
17
21
24
26
27
28
28
27
26
24
23
22
21

Feels Like (°C)

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

Dew Point (°C)

16
15
15
15
14
13
12
12
12
12
12
11
12
10
9
10
10
11
13
15
18
19
18
16

Relative Humidity (%)

84
83
83
82
81
79
77
79
79
79
78
66
55
43
34
33
33
34
41
49
69
79
78
72

Pressure (mb)

1027
1027
1026
1026
1025
1024
1023
1023
1022
1022
1022
1022
1022
1021
1020
1019
1018
1017
1016
1016
1016
1016
1016
1017

Ozone (du)

280
281
282
282
283
282
282
283
284
284
283
284
285
286
285
286
287
287
287
288
290
292
294
295

Saturday 8

Waning Crescent 16%

03:41

13:43

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

Sun - Rise: 06:34, Set: 17:28, Transit: 12:01. Moon - Rise: 03:41, Set: 13:43. Civil Dark: 17:53 - 06:09. Nautical Dark: 18:21 - 05:41. Astro Dark: 18:49 - 05:13

Total Clouds (% Sky Obscured)

60
81
41
9
44
46
44
47
43
46
43
45
48
43
81
93
98
87
97
99
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
42
46
44
47
43
46
43
45
48
41
54
58
71
84
93
94
100
100
100
90

Medium Clouds (% Sky Obscured)

0
3
16
6
0
0
0
0
0
4
6
0
0
2
0
0
6
0
25
65
45
78
90
70

High Clouds (% Sky Obscured)

60
80
24
3
2
0
0
0
0
0
0
0
2
20
50
82
93
8
2
2
2
22
7
1

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
0
2
2
3
3
2
3
4
6
28
27
38
38
45
33

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
9
6
4
5
5
6
8
9
8
7
10
14
15
14
14
15
15
16
16
16
16
15
15

Relative Humidity (%)

62
52
44
40
39
40
44
51
56
54
50
56
68
64
60
60
64
67
74
76
80
80
78
76

Pressure (mb)

1016
1016
1016
1015
1016
1016
1016
1015
1016
1016
1016
1017
1017
1017
1016
1015
1014
1013
1013
1014
1015
1015
1016
1017

Ozone (du)

295
295
295
296
295
294
295
296
296
295
294
297
298
297
296
298
301
304
303
299
302
307
318
316

Sunday 9

Waning Crescent 8%

04:42

14:54

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: 06:33, Set: 17:29, Transit: 12:01. Moon - Rise: 04:42, Set: 14:54. Civil Dark: 17:53 - 06:08. Nautical Dark: 18:22 - 05:40. Astro Dark: 18:50 - 05:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
96
98
96
97
96
96
95
95
94
93
93
82

Low Clouds (% Sky Obscured)

100
88
95
69
74
65
67
60
95
82
91
93
78
69
66
71
71
68
64
60
57
60
57
40

Medium Clouds (% Sky Obscured)

70
72
71
76
87
76
94
100
100
100
100
100
87
96
90
89
89
89
89
90
89
84
84
55

High Clouds (% Sky Obscured)

0
0
5
60
60
70
70
74
95
100
100
58
25
23
51
10
2
2
25
25
18
20
1
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
2
4
3
3
4
2
2
2
5
8
9
9
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

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

Precipitation Probability (%)

22
44
63
95
95
95
95
95
95
95
95
95
95
95
95
92
76
46
52
50
43
51
38
38

Precipitation Amount (mm)

0
0
0
1.3
0.9
1
3
1.3
0.4
1.6
2.5
2.8
1.4
1.5
1.6
0.7
0.4
0
0.2
0
0
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
17
16
15
15
14
14
13
13
13
13
14
14
14
14
14
14
14
15
14
14
14

Feels Like (°C)

15
15
14
12
11
10
8
6
7
6
7
8
9
9
10
8
8
7
8
8
9
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

75
72
73
73
68
66
62
74
82
78
80
82
83
84
89
84
82
78
70
68
67
64
64
64

Pressure (mb)

1018
1018
1018
1019
1020
1020
1021
1022
1023
1024
1026
1027
1027
1028
1028
1028
1028
1028
1029
1029
1029
1030
1032
1033

Ozone (du)

313
309
307
304
300
299
301
304
303
302
301
303
304
303
305
305
306
309
307
309
311
312
310
308

Monday 10

Waning Crescent 3%

05:34

16:07

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: 06:32, Set: 17:29, Transit: 12:01. Moon - Rise: 05:34, Set: 16:07. Civil Dark: 17:54 - 06:07. Nautical Dark: 18:22 - 05:39. Astro Dark: 18:50 - 05:11

Total Clouds (% Sky Obscured)

81
62
66
84
86
97
98
99
86
79
90
94
97
100
100
100
100
96
92
89
82
90
71
69

Low Clouds (% Sky Obscured)

38
17
23
46
52
68
69
64
33
19
85
90
90
93
93
91
89
89
91
88
67
85
36
36

Medium Clouds (% Sky Obscured)

55
54
55
61
62
60
63
67
56
46
40
62
93
68
100
100
100
92
86
71
37
37
39
44

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
21
42
62
43
24
4
12
18
24
16
8
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
9
9
8
4
2
2
5
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
None
None
Very Light Rain
None
None
None
None
None
None
None
Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Light Rain

Precipitation Probability (%)

51
32
38
60
32
42
58
32
48
52
45
81
70
44
71
95
95
95
95
75
64
56
42
75

Precipitation Amount (mm)

0.2
0
0
0.3
0
0
0
0
0
0
0
0.5
0.3
0
0.2
0.8
1.1
1.1
0.8
0.4
0.3
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
9
10
9
10
8
9
8
9
10
8
9
9
10
9
9
9
10
9
10
10
10
10

Dew Point (°C)

7
8
7
7
8
7
7
7
6
7
7
7
8
8
9
9
10
11
12
11
11
10
10
9

Relative Humidity (%)

64
68
65
66
69
68
64
63
61
63
63
63
68
62
64
66
75
82
86
76
73
74
71
71

Pressure (mb)

1033
1033
1033
1033
1034
1034
1033
1033
1034
1034
1035
1036
1036
1037
1037
1036
1036
1036
1036
1036
1037
1037
1037
1038

Ozone (du)

306
305
302
299
296
294
293
290
288
286
285
285
286
289
292
293
295
295
294
296
296
298
303
304

Tuesday 11

Waning Crescent 0%

06:18

17:17

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: 06:31, Set: 17:30, Transit: 12:00. Moon - Rise: 06:18, Set: 17:17. Civil Dark: 17:54 - 06:07. Nautical Dark: 18:23 - 05:38. Astro Dark: 18:51 - 05:10

Total Clouds (% Sky Obscured)

75
100
90
83
77
82
85
89
83
78
75
86
86
86
88
90
92
91
90
89
84
80
73
79

Low Clouds (% Sky Obscured)

46
92
84
81
77
81
81
84
81
78
75
67
67
68
71
74
76
77
80
83
80
77
73
67

Medium Clouds (% Sky Obscured)

49
67
40
22
21
50
60
70
63
54
45
84
80
72
69
69
68
74
80
89
80
68
57
64

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
15
15
8
6
5
3
2
0
0
0
0
1
1
2
7

ISS Passover

Visibility (miles)

9
8
9
9
4
3
4
2
2
2
1
7
7
8
8
7
7
6
7
7
8
8
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
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

95
84
87
95
95
95
95
95
95
95
95
95
95
86
67
67
80
83
85
85
77
70
47
58

Precipitation Amount (mm)

0.7
0.2
0
0.5
1.2
0.9
1.5
1.9
2.4
2.4
1.2
1.1
0.7
0.3
0.3
0.3
0.5
0.6
0.7
0.6
0.5
0.5
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
10
9
9
9
10
9
10
10
10
10
10
10
10
10
11
11
11
10
11
10
10
9
9

Relative Humidity (%)

72
78
74
76
80
84
80
86
87
89
88
87
83
79
74
75
75
75
76
79
80
79
77
76

Pressure (mb)

1038
1038
1038
1038
1038
1038
1037
1038
1038
1038
1038
1039
1038
1038
1038
1038
1037
1037
1037
1037
1037
1037
1037
1038

Ozone (du)

304
306
305
304
304
306
307
308
308
309
311
312
313
315
316
315
315
314
313
312
311
310
310
310

Wednesday 12

New Moon 1%

06:56

18:25

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: 06:30, Set: 17:30, Transit: 12:00. Moon - Rise: 06:56, Set: 18:25. Civil Dark: 17:55 - 06:06. Nautical Dark: 18:23 - 05:37. Astro Dark: 18:51 - 05:09

Total Clouds (% Sky Obscured)

84
89
92
95
99
99
100
100
94
88
81
82
83
83
82
81
82
82
82
81
61
40
20
20

Low Clouds (% Sky Obscured)

61
57
55
55
53
55
57
59
59
59
59
65
71
76
73
72
74
75
78
79
61
40
20
20

Medium Clouds (% Sky Obscured)

71
78
84
91
97
99
99
100
94
88
81
82
83
83
82
77
65
53
41
30
41
40
20
20

High Clouds (% Sky Obscured)

13
21
25
30
34
24
20
15
10
5
0
0
5
5
4
3
3
4
1
1
1
1
4
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

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

Precipitation Probability (%)

59
24
68
75
29
71
77
45
80
84
62
90
95
75
95
95
74
92
95
95
95
81
56
71

Precipitation Amount (mm)

0.2
0
0.3
0.4
0
0.3
0.4
0
0.3
0.4
0
0.5
0.6
0
0.5
0.5
0
0.4
0.8
0.8
0.5
0.3
0
0.2

Wind Speed/Direction (mph)

9
9
10
10
10
11
11
12
13
13
14
15
15
15
16
15
15
16
16
15
15
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
74
71
70
69
68
67
65
64
64
65
64
65
64
64
64
63
63
63
63
62
61
61
59

Pressure (mb)

1037
1037
1036
1036
1035
1034
1034
1034
1033
1033
1033
1033
1033
1033
1033
1032
1031
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

311
312
313
313
313
313
312
312
312
310
309
308
306
305
304
305
305
305
305
305
305
304
303
302

Thursday 13

Waxing Crescent 4%

07:29

19:29

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

Sun - Rise: 06:29, Set: 17:31, Transit: 12:00. Moon - Rise: 07:29, Set: 19:29. Civil Dark: 17:55 - 06:05. Nautical Dark: 18:24 - 05:37. Astro Dark: 18:52 - 05:09

Total Clouds (% Sky Obscured)

20
25
43
60
76
86
93
100
97
95
91
94
97
100
87
73
60

Low Clouds (% Sky Obscured)

20
25
43
50
49
54
60
62
60
58
56
58
78
85
59
33
6

Medium Clouds (% Sky Obscured)

20
25
43
60
76
85
92
99
97
95
91
93
91
89
68
47
26

High Clouds (% Sky Obscured)

10
13
26
40
54
66
78
93
65
33
0
33
67
100
87
73
60

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

57
32
56
54
26
53
37
19
68
70
55
74
68
63
67
55
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
59
59
56
53
51
50
49
47
52
58
63
62
63
63
58
54

Pressure (mb)

1030
1029
1029
1029
1028
1028
1027
1027
1027
1027
1027
1028
1027
1027
1027
1026
1025

Ozone (du)

301
300
299
298
298
298
298
297
297
295
292
290
290
289
289
288
287

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

Generated: 07/08/26 21:25:52. Forecast: 07/08/26 to 13/08/26. Timezone: UTC+2.00