Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 6%

05:00

15:44

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: 05:48, Set: 17:50, Transit: 11:49. Moon - Rise: 05:00, Set: 15:44. Civil Dark: 18:14 - 05:24. Nautical Dark: 18:42 - 04:55. Astro Dark: 19:10 - 04:27

Total Clouds (% Sky Obscured)

93
94
98
99
96
95
100
99
99
100
100
99
97
99
100
97
98
97
94
93
91
89
96
79

Low Clouds (% Sky Obscured)

66
66
70
80
91
90
100
95
90
86
96
94
93
92
95
91
96
95
81
85
72
67
41
19

Medium Clouds (% Sky Obscured)

45
43
50
51
47
48
49
49
50
39
29
28
35
42
50
43
51
49
40
42
56
86
89
74

High Clouds (% Sky Obscured)

24
18
2
4
2
15
6
11
2
66
64
61
41
50
1
4
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

21
18
22
32
35
43
42
34
38
32
22
23
13
23
31
36
26
26
20
6
5
7
4
1

Precipitation Amount (mm)

0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
79
78
76
72
71
69
70
69
70
71
73
72
72
71
73
75
76
77
78
78
77
77
80

Pressure (mb)

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

Ozone (du)

291
290
290
290
289
288
288
287
285
284
284
285
286
286
286
286
287
286
286
286
286
285
284
284

Saturday 20

Waning Crescent 2%

05:00

16:42

05 OK
06 Bad
07 OK
08 Bad
09 Bad
10 OK
11 OK
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: 05:46, Set: 17:51, Transit: 11:49. Moon - Rise: 05:00, Set: 16:42. Civil Dark: 18:15 - 05:23. Nautical Dark: 18:42 - 04:54. Astro Dark: 19:10 - 04:26

Total Clouds (% Sky Obscured)

41
63
39
77
72
36
42
51
48
54
80
99
94
90
45
96
75
71
95
83
72
78
62
65

Low Clouds (% Sky Obscured)

3
0
0
14
9
5
0
0
0
0
1
3
10
13
5
5
13
43
62
47
19
47
13
8

Medium Clouds (% Sky Obscured)

35
22
28
30
22
16
29
31
24
14
80
32
39
30
29
66
71
22
44
81
28
26
9
4

High Clouds (% Sky Obscured)

3
57
13
72
51
12
2
19
17
39
41
98
78
77
19
91
61
40
48
15
47
64
58
49

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
1
0
0
0
0
0
0
0
1
6
21
8
6
33
51
16
17
20
4
6
3
1
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)

11
11
12
15
15
15
18
19
23
22
20
18
17
14
11
6
5
7
9
9
7
7
8
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
82
78
69
60
54
50
48
58
72
73
77
80
85
85
89
88
88
89
91
89
92
91
91

Pressure (mb)

1025
1025
1024
1024
1023
1022
1020
1019
1018
1017
1016
1016
1017
1017
1017
1019
1019
1019
1019
1019
1018
1017
1016
1016

Ozone (du)

284
283
283
283
283
283
283
283
283
283
284
286
286
286
287
289
289
287
287
288
287
288
287
288

Sunday 21

New Moon 0%

05:28

17:38

05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
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 OK

Sun - Rise: 05:45, Set: 17:51, Transit: 11:48. Moon - Rise: 05:28, Set: 17:38. Civil Dark: 18:15 - 05:21. Nautical Dark: 18:43 - 04:52. Astro Dark: 19:11 - 04:24

Total Clouds (% Sky Obscured)

43
83
89
95
52
55
50
31
98
100
70
100
100
100
91
100
95
78
75
99
91
61
52
29

Low Clouds (% Sky Obscured)

19
27
39
21
0
0
3
7
12
26
35
22
17
16
37
5
2
0
6
17
22
23
22
21

Medium Clouds (% Sky Obscured)

24
4
0
0
2
6
9
2
5
56
47
27
84
88
80
96
49
30
27
68
77
53
25
6

High Clouds (% Sky Obscured)

9
59
50
85
43
38
35
19
94
100
69
100
93
100
75
100
90
78
75
85
77
46
32
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
8
27
27
45
50
8
1
0
1
5
3
7
9
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
6
4
5
8
11
13
15
13
11
9
9
8
5
1
4
4
5
7
6
1
1
3
3

Chance of Frost

Temperature (°C)

18
18
20
22
23
25
26
26
25
25
23
23
22
21
21
21
21
20
20
20
19
19
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
84
75
70
67
67
69
67
70
72
71
75
84
85
91
91
91
88
91
92
93
92
89

Pressure (mb)

1016
1017
1018
1019
1019
1018
1018
1017
1016
1016
1015
1015
1015
1015
1016
1015
1015
1015
1014
1013
1013
1011
1010
1010

Ozone (du)

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

Monday 22

Waxing Crescent 0%

05:55

18:33

05 Bad
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
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: 05:44, Set: 17:52, Transit: 11:48. Moon - Rise: 05:55, Set: 18:33. Civil Dark: 18:16 - 05:20. Nautical Dark: 18:43 - 04:51. Astro Dark: 19:11 - 04:23

Total Clouds (% Sky Obscured)

53
48
58
50
67
33
8
52
57
70
80
94
91
87
83
62
91
86
97
98
81
50
53
77

Low Clouds (% Sky Obscured)

14
7
0
0
0
0
0
0
0
10
18
31
24
27
26
39
40
70
82
92
81
50
53
77

Medium Clouds (% Sky Obscured)

4
2
0
0
0
0
0
26
30
47
64
82
75
65
65
33
33
31
32
33
36
36
32
26

High Clouds (% Sky Obscured)

38
48
58
50
49
20
8
15
24
28
37
41
42
42
21
28
54
45
71
86
81
50
53
77

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
4
13
21
50
30
21
22
24
15
15
19
20
12
22
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
6
8
12
15
14
10
9
5
26
25
24
18
15
14
15
12
9
9
7
6
5
5

Chance of Frost

Temperature (°C)

19
21
23
26
30
33
37
34
31
28
25
24
23
22
22
21
21
20
20
20
20
20
19
19

Feels Like (°C)

22
22
25
27
28
29
33
31
29
28
18
18
17
18
19
18
18
17
18
18
18
19
20
20

Dew Point (°C)

17
18
17
12
11
10
10
5
2
6
18
18
17
16
16
14
15
15
14
14
14
14
14
13

Relative Humidity (%)

88
82
66
42
30
24
20
16
15
24
67
71
71
66
67
64
68
69
68
68
68
69
69
69

Pressure (mb)

1009
1009
1009
1008
1008
1007
1007
1006
1006
1005
1009
1011
1013
1015
1017
1019
1019
1020
1021
1021
1021
1021
1021
1021

Ozone (du)

289
289
289
289
289
289
288
288
287
286
285
286
287
286
287
287
287
286
287
288
288
288
288
287

Tuesday 23

Waxing Crescent 3%

06:21

19:28

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: 05:43, Set: 17:52, Transit: 11:48. Moon - Rise: 06:21, Set: 19:28. Civil Dark: 18:16 - 05:19. Nautical Dark: 18:44 - 04:50. Astro Dark: 19:12 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
99
97
88
96
91
92
95
94
96
97
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
99
100
96
93
75
83
82
84
88
87
89
93
92
100
99
97
95
90
84
79
71
61
49

Medium Clouds (% Sky Obscured)

31
36
37
36
34
33
25
18
10
11
13
14
14
44
51
48
36
27
27
26
25
49
74
99

High Clouds (% Sky Obscured)

50
25
1
4
3
12
15
9
7
4
19
24
47
73
100
100
100
100
100
100
100
100
100
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 (%)

15
21
18
15
25
8
17
18
14
11
12
14
12
8
12
13
15
16
16
15
13
19
17
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
63
60
57
57
56
57
66
75
77
77
76
76
76
79
76
77
78
81
80
81
81
81
81

Pressure (mb)

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

Ozone (du)

286
287
287
288
288
287
286
286
286
286
285
285
287
288
288
288
288
288
287
287
287
287
287
287

Wednesday 24

Waxing Crescent 7%

06:49

20:23

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 OK

Sun - Rise: 05:41, Set: 17:53, Transit: 11:47. Moon - Rise: 06:49, Set: 20:23. Civil Dark: 18:17 - 05:18. Nautical Dark: 18:45 - 04:49. Astro Dark: 19:13 - 04:20

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
73
47
23

Low Clouds (% Sky Obscured)

47
41
32
41
51
63
71
79
83
89
94
100
85
76
50
45
40
40
35
35
35
29
22
11

Medium Clouds (% Sky Obscured)

99
98
98
99
99
100
100
100
100
98
96
94
83
73
56
45
33
20
20
20
15
10
3
0

High Clouds (% Sky Obscured)

100
100
100
93
86
79
63
48
41
38
54
51
35
21
11
6
2
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
Very Light Rain
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

34
34
23
46
48
40
56
70
54
59
56
44
54
55
59
56
52
38
36
27
10
17
8
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
2
1
3
4
6
9
12
16
20
19
18
18
16
14
13
12
12
11
11
11
11
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
17
17
20
19
19
20
21
21
16
14
13
13
13
13
11
12
12
12
12
12
12
12

Dew Point (°C)

16
15
15
15
14
14
14
14
14
13
13
13
13
12
12
11
11
10
9
8
7
6
5
5

Relative Humidity (%)

82
80
76
74
69
67
64
67
70
73
74
74
76
73
72
71
67
64
62
58
53
49
50
50

Pressure (mb)

1018
1019
1019
1020
1020
1020
1021
1021
1021
1021
1022
1023
1024
1025
1026
1027
1027
1028
1028
1027
1027
1027
1027
1027

Ozone (du)

287
288
288
289
290
291
292
293
295
297
298
300
302
305
308
312
316
321
326
330
335
339
335
330

Thursday 25

Waxing Crescent 12%

07:19

21:20

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

Sun - Rise: 05:40, Set: 17:54, Transit: 11:47. Moon - Rise: 07:19, Set: 21:20. Civil Dark: 18:17 - 05:16. Nautical Dark: 18:45 - 04:47. Astro Dark: 19:13 - 04:19

Total Clouds (% Sky Obscured)

20
12
1
1
0
0
0
0
0
3
7
9
7
4
3
10
17
25
20
18
12

Low Clouds (% Sky Obscured)

8
4
0
0
0
0
0
0
0
3
7
9
7
4
1
10
17
25
20
18
12

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

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

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

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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
3
2
6
6
1
5
19
2
9
7
1
5
5
1
7
9
2
7
9
2

Precipitation Amount (mm)

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)

9
10
10
11
11
12
14
15
15
15
14
13
12
9
7
7
6
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
12
16
16
17
17
17
18
18
18
18
18
17
17
15
15
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

50
47
43
40
39
39
38
41
43
47
50
52
55
58
61
65
66
66
68
68
68

Pressure (mb)

1028
1028
1029
1029
1029
1029
1029
1028
1027
1027
1027
1027
1027
1028
1028
1029
1029
1029
1029
1028
1027

Ozone (du)

326
322
317
313
311
309
307
304
301
298
296
295
294
293
293
292
292
292
292
292
291

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

Generated: 19/09/25 05:14:53. Forecast: 19/09/25 to 25/09/25. Timezone: UTC+2.00