Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waning Gibbous 98%

18:15

07:46

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

Sun - Rise: 06:41, Set: 17:23, Transit: 12:02. Moon - Rise: 18:15, Set: 07:46. Civil Dark: 17:48 - 06:16. Nautical Dark: 18:16 - 05:47. Astro Dark: 18:45 - 05:19

Total Clouds (% Sky Obscured)

18
28
28
21
2
0
0
0
1
15
18
19
38
53
41
12
49
84
48
37
36
37
33
29

Low Clouds (% Sky Obscured)

17
18
3
2
1
0
0
0
0
15
18
13
30
48
36
9
48
69
33
29
36
37
33
29

Medium Clouds (% Sky Obscured)

13
23
24
20
0
0
0
0
0
0
0
10
25
17
11
4
0
40
34
20
1
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
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
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 (%)

14
20
18
14
13
13
13
20
14
15
14
13
18
14
19
15
8
5
4
3
1
1
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)

17
15
14
13
12
12
11
10
9
8
8
7
8
8
9
13
16
16
16
17
17
16
15
13

Chance of Frost

Temperature (°C)

17
17
16
16
16
15
15
15
14
14
14
14
14
14
15
17
18
19
20
20
19
19
19
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
69
69
69
68
65
65
65
66
68
68
67
68
67
59
56
53
55
54
48
49
49
50
54

Pressure (mb)

1027
1028
1028
1029
1029
1029
1029
1029
1029
1029
1028
1029
1029
1030
1031
1031
1032
1031
1031
1030
1029
1029
1029
1029

Ozone (du)

258
260
259
260
263
267
269
268
267
268
269
267
268
271
272
273
274
271
270
269
269
268
268
272

Friday 31

Waning Gibbous 95%

19:13

08:15

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

Sun - Rise: 06:40, Set: 17:23, Transit: 12:02. Moon - Rise: 19:13, 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)

43
76
81
86
92
71
53
60
75
83
66
19
14
44
42
12
90
79
56
64
43
39
36
50

Low Clouds (% Sky Obscured)

43
67
71
75
85
69
49
60
75
83
65
19
14
44
42
6
87
73
43
52
43
32
36
50

Medium Clouds (% Sky Obscured)

0
19
16
18
29
0
0
0
0
0
3
0
0
8
0
0
0
0
28
37
12
28
8
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
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 (%)

1
2
9
5
10
4
5
5
4
5
4
4
4
4
3
4
3
5
4
5
4
9
2
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
61
61
60
61
65
65
63
63
63
62
65
68
68
60
49
48
52
56
54
54
54
55
61

Pressure (mb)

1030
1031
1031
1031
1031
1031
1030
1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1027
1026
1026
1025
1026

Ozone (du)

277
282
286
289
290
291
292
294
293
291
289
290
292
292
294
295
294
295
293
292
292
293
294
295

Saturday 1

Waning Gibbous 89%

20:10

08:43

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

Sun - Rise: 06:39, Set: 17:24, Transit: 12:02. Moon - Rise: 20:10, Set: 08:43. Civil Dark: 17:49 - 06:14. Nautical Dark: 18:17 - 05:46. Astro Dark: 18:45 - 05:17

Total Clouds (% Sky Obscured)

61
39
35
29
33
19
13
0
0
0
32
51
58
65
58
55
63
61
58
34
46
58
70
64

Low Clouds (% Sky Obscured)

61
39
35
29
33
19
13
0
0
0
28
43
35
38
40
33
36
30
32
6
14
21
29
34

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
6
14
46
51
30
47
53
41
36
28
42
56
65
52

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
0
5
8
3
9
31
30
7
29
51
70
57

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 (%)

4
4
4
1
2
2
1
0
0
0
0
0
1
1
1
2
3
3
3
3
21
12
4
27

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)

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

Chance of Frost

Temperature (°C)

16
16
15
15
15
14
14
13
13
12
12
12
12
12
14
16
19
20
21
21
21
20
20
19

Feels Like (°C)

15
14
15
15
14
14
14
13
12
12
11
12
12
12
14
16
19
19
20
20
20
21
20
21

Dew Point (°C)

10
10
11
10
10
10
10
9
9
9
9
9
9
8
7
6
5
4
5
7
9
11
12
14

Relative Humidity (%)

66
68
73
74
74
75
75
77
77
79
80
81
80
76
62
48
39
35
35
38
46
55
60
71

Pressure (mb)

1026
1027
1027
1027
1027
1027
1026
1026
1025
1024
1024
1024
1024
1025
1025
1025
1024
1023
1022
1021
1021
1021
1021
1021

Ozone (du)

296
297
295
294
292
292
292
292
293
291
287
285
283
282
283
283
282
281
280
280
279
277
275
274

Sunday 2

Waning Gibbous 81%

21:08

09:12

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

Sun - Rise: 06:39, Set: 17:24, Transit: 12:02. Moon - Rise: 21:08, Set: 09:12. Civil Dark: 17:49 - 06:14. Nautical Dark: 18:18 - 05:45. Astro Dark: 18:46 - 05:17

Total Clouds (% Sky Obscured)

59
60
65
56
57
58
62
53
48
45
38
36
33
28
32
38
43
41
40
35
36
35
32
36

Low Clouds (% Sky Obscured)

33
37
34
30
24
24
20
19
17
16
16
13
12
10
10
13
15
12
10
9
10
9
11
15

Medium Clouds (% Sky Obscured)

37
26
35
41
47
43
43
39
28
22
14
10
6
2
3
4
5
8
10
12
8
4
0
0

High Clouds (% Sky Obscured)

36
19
16
7
3
2
2
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
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 (%)

22
9
49
27
13
49
33
8
30
24
5
19
8
4
17
16
2
8
4
1
4
2
0
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
14
14
14
13
12
11
9
8
7
5
4
3
2
1
1
3
5
8
10
11
11
13

Relative Humidity (%)

81
82
82
83
83
79
77
73
67
62
58
52
49
45
38
29
27
28
31
38
43
47
52
63

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020
1021

Ozone (du)

275
274
273
272
271
272
273
272
271
269
268
267
267
266
265
264
263
262
262
260
259
259
258
258

Monday 3

Waning Gibbous 72%

22:08

09:42

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

Sun - Rise: 06:38, Set: 17:25, Transit: 12:02. Moon - Rise: 22:08, Set: 09:42. Civil Dark: 17:50 - 06:13. Nautical Dark: 18:18 - 05:44. Astro Dark: 18:46 - 05:16

Total Clouds (% Sky Obscured)

40
47
43
39
33
30
27
24
22
20
17
12
6
0
0
0
0
7
13
20
22
23
24
23

Low Clouds (% Sky Obscured)

17
25
32
29
26
24
21
21
20
18
14
10
5
0
0
0
0
6
11
16
17
16
16
17

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
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
19
18
18
17
16
16
15
14
14
13
13
13
16
16
16
17
19
20
21
24
23
23

Dew Point (°C)

15
14
14
13
11
10
9
7
5
3
2
1
1
0
-1
-1
-1
-1
1
3
6
8
10
12

Relative Humidity (%)

73
77
77
73
69
66
61
55
48
43
40
38
38
37
31
27
22
19
23
26
30
37
45
55

Pressure (mb)

1021
1022
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1022
1022
1021
1021
1020
1020
1020
1020

Ozone (du)

259
260
260
259
258
258
258
258
258
258
257
257
258
257
256
256
257
258
258
258
259
259
258
258

Tuesday 4

Waning Gibbous 61%

23:10

10:16

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

Sun - Rise: 06:37, Set: 17:26, Transit: 12:01. Moon - Rise: 23:10, Set: 10:16. Civil Dark: 17:51 - 06:12. Nautical Dark: 18:19 - 05:44. Astro Dark: 18:47 - 05:16

Total Clouds (% Sky Obscured)

22
22
27
33
38
37
38
37
36
34
33
22
11
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

18
19
23
30
38
34
36
32
31
27
26
16
9
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
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
1
2
0
4
2
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
3
3
3
3
4
5
5
5
5
5
5
5
5
5
2
1
2
3
5
6
5
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
22
22
18
18
19
19
18
19
15
15
14
14
14
13
17
17
19
20
22
23
24
23
23

Dew Point (°C)

11
11
11
8
6
3
1
0
-2
-2
-3
-3
-4
-3
-4
-4
-4
-4
-2
1
3
5
7
8

Relative Humidity (%)

57
58
61
52
44
37
34
32
29
28
28
27
26
26
24
20
17
15
18
21
25
30
36
41

Pressure (mb)

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

Ozone (du)

259
260
261
261
262
262
264
265
267
268
269
270
274
277
281
279
278
277
276
274
273
273
272
272

Wednesday 5

Waning Gibbous 50%

00:15

10:55

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 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK

Sun - Rise: 06:36, Set: 17:26, Transit: 12:01. Moon - Rise: 00:15, Set: 10:55. Civil Dark: 17:51 - 06:12. Nautical Dark: 18:19 - 05:43. Astro Dark: 18:47 - 05:15

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
6
14
24
32
34
37
37
36
36

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
6
9
15
9
11
11
11
14

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
1
2
5
7
3
7
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

1
2
3
4
4
4
5
5
5
5
5
5
5
6
8
8
10
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
6
5
4
3
1
1
2
2
1
1
1
1
1
1
2
3
3
7
11

Relative Humidity (%)

42
43
44
41
39
35
35
36
36
36
36
36
33
32
30
29
28
26
36
48

Pressure (mb)

1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1021
1023
1023
1024
1025
1025
1024

Ozone (du)

272
272
272
272
272
272
272
272
272
273
273
274
274
274
274
273
273
273
273
272

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

Generated: 30/07/26 18:01:19. Forecast: 30/07/26 to 05/08/26. Timezone: UTC+2.00