Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 27

Waxing Gibbous 89%

14:58

03:57

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

Sun - Rise: 06:41, Set: 17:05, Transit: 11:53. Moon - Rise: 14:58, Set: 03:57. Civil Dark: 17:31 - 06:15. Nautical Dark: 18:00 - 05:46. Astro Dark: 18:29 - 05:17

Total Clouds (% Sky Obscured)

20
23
12
22
20
23
27
23
0
0
0
0
1
1
1
4
1
0
28
61
94
100
100
72

Low Clouds (% Sky Obscured)

20
23
11
15
12
15
21
13
0
0
0
0
0
0
0
0
0
0
18
17
22
27
28
28

Medium Clouds (% Sky Obscured)

0
0
0
12
13
11
13
14
0
0
0
0
1
1
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
1
3
1
0
15
52
93
100
100
48

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
1
2
2
2
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)

8
7
7
6
4
3
3
4
4
4
5
5
5
5
5
5
5
3
2
4
6
7
7
7

Chance of Frost

Temperature (°C)

24
24
22
21
21
20
19
19
18
18
18
17
17
17
17
17
16
18
22
24
25
26
26
25

Feels Like (°C)

26
26
25
24
24
24
23
22
21
20
19
18
17
17
17
16
16
19
23
24
25
24
24
25

Dew Point (°C)

18
19
20
19
19
19
17
17
16
15
12
10
8
7
6
6
5
5
7
7
9
11
13
15

Relative Humidity (%)

70
73
87
89
89
89
88
88
86
81
71
61
54
51
49
48
47
43
36
34
35
40
45
53

Pressure (mb)

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

Ozone (du)

277
278
277
276
274
273
273
273
273
273
274
273
272
270
270
269
268
267
268
268
269
269
268
267

Thursday 28

Waxing Gibbous 94%

14:58

04:54

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
05 Good
06 Good
07 Good
08 Good
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:41, Set: 17:05, Transit: 11:53. Moon - Rise: 14:58, Set: 04:54. Civil Dark: 17:30 - 06:16. Nautical Dark: 18:00 - 05:46. Astro Dark: 18:29 - 05:17

Total Clouds (% Sky Obscured)

97
100
100
100
86
100
83
91
74
68
58
69
49
26
14
10
2
14
37
50
47
45
48
59

Low Clouds (% Sky Obscured)

28
25
39
50
60
68
64
44
47
34
14
14
2
7
10
8
0
12
35
41
34
38
40
48

Medium Clouds (% Sky Obscured)

0
0
0
3
3
2
5
10
20
34
0
8
5
19
0
0
0
0
0
3
36
6
21
39

High Clouds (% Sky Obscured)

91
100
100
100
62
100
56
73
25
42
44
45
40
2
4
2
2
2
2
2
2
3
2
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
5
20
16
6
2
0
0
2
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
5
9
5
6
3
5
2
3
2
1
1
0
0
0
2
5
14
15
28
23
30

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)

7
6
5
4
5
5
5
5
5
6
5
5
5
6
6
6
6
5
4
3
7
10
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
71
85
88
89
88
86
86
88
86
85
85
84
82
82
79
77
65
55
53
54
59
63
65

Pressure (mb)

1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024

Ozone (du)

268
269
269
269
269
269
270
270
270
270
270
271
271
272
274
274
274
273
273
274
273
272
270
267

Friday 29

Waxing Gibbous 98%

15:32

05:51

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

Sun - Rise: 06:42, Set: 17:04, Transit: 11:53. Moon - Rise: 15:32, Set: 05:51. Civil Dark: 17:30 - 06:16. Nautical Dark: 18:00 - 05:47. Astro Dark: 18:29 - 05:18

Total Clouds (% Sky Obscured)

56
75
94
91
97
95
96
95
93
94
88
88
85
87
78
42
35
29
25
19
33
49
30
33

Low Clouds (% Sky Obscured)

49
68
78
58
64
60
57
67
71
78
73
67
61
64
67
41
32
28
22
18
30
37
30
33

Medium Clouds (% Sky Obscured)

25
35
42
47
52
54
58
54
50
51
46
47
42
42
30
28
30
20
10
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
32
23
35
35
35
30
30
6
1
1
1
0
0
0
0
0
1
1
1
7
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
8
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 (%)

28
21
28
37
31
27
22
23
13
19
15
9
7
5
3
3
3
11
6
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)

17
17
15
13
11
9
8
7
7
6
7
6
5
4
4
4
4
4
3
3
5
7
9
9

Chance of Frost

Temperature (°C)

22
22
21
21
21
21
20
20
20
20
19
19
19
18
18
18
18
19
21
22
23
23
23
23

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
79
79
80
81
80
81
81
77
75
75
75
75
72
76
78
71
65
61
59
61
64
67

Pressure (mb)

1025
1025
1026
1027
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1028
1028
1028
1027
1027
1026
1025
1024

Ozone (du)

266
266
265
265
266
266
267
266
266
266
268
269
270
268
267
265
267
265
262
263
263
261
260
261

Saturday 30

Waxing Gibbous 100%

16:11

06:48

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

Sun - Rise: 06:43, Set: 17:04, Transit: 11:53. Moon - Rise: 16:11, Set: 06:48. Civil Dark: 17:30 - 06:17. Nautical Dark: 17:59 - 05:47. Astro Dark: 18:28 - 05:18

Total Clouds (% Sky Obscured)

33
38
51
69
70
71
69
70
70
71
72
71
63
49
39
25
19
23
15
7
30
51
43
55

Low Clouds (% Sky Obscured)

32
37
48
62
60
59
62
65
62
60
55
51
46
34
23
10
4
7
5
2
14
28
19
27

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
8
10
16
21
26
26
26
26
21
17
14
9
4
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
3
6
7
19
29
37
43

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
9
10
17
14
8
12
13
11
3
6
7
4
12
4
4
9
3
9
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
70
75
77
77
80
81
82
83
85
86
86
86
87
90
92
92
86
76
69
64
63
65
68

Pressure (mb)

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

Ozone (du)

262
264
265
267
268
269
269
270
269
268
267
265
264
264
262
259
259
263
264
264
264
264
262
263

Sunday 31

Full Moon 100%

16:54

07:43

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
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

Sun - Rise: 06:43, Set: 17:04, Transit: 11:53. Moon - Rise: 16:54, Set: 07:43. Civil Dark: 17:30 - 06:17. Nautical Dark: 17:59 - 05:48. Astro Dark: 18:28 - 05:19

Total Clouds (% Sky Obscured)

61
53
54
64
84
91
88
79
67
55
52
44
36
28
19
10
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

30
22
27
36
54
59
53
43
43
41
46
35
24
13
12
7
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

45
51
54
56
57
54
44
38
30
19
9
6
3
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
4
3
1
2
2
1
3
8
1
1
5
5
1
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
72
75
80
84
82
81
81
82
84
86
85
85
86
87
83
81
77
69
63
57
57
57
58

Pressure (mb)

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

Ozone (du)

262
263
263
262
262
262
262
262
261
260
260
260
259
257
256
255
255
254
254
253
253
251
249
248

Monday 1

Waning Gibbous 98%

17:43

08:34

15 Good
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
05 OK
06 OK
07 OK
08 OK
09 OK
10 Good
11 OK
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:44, Set: 17:04, Transit: 11:53. Moon - Rise: 17:43, Set: 08:34. Civil Dark: 17:30 - 06:18. Nautical Dark: 17:59 - 05:48. Astro Dark: 18:28 - 05:19

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
6
9
8
5
3
12
19
24
18
15
12
40
68
96
89

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
9
13
9
7
1
1
1
1
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
4
5
3
1
0
0
0
0
2
4
6
27
49
71
68

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
2
3
3
5
6
34
62
86
80

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
7
8
4
7
5
2
2
1
0
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
0
0
0

Wind Speed/Direction (mph)

10
9
7
6
4
3
3
4
4
4
5
5
5
7
8
7
7
7
7
7
8
9
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
70
78
80
84
88
86
85
83
79
76
72
76
79
83
80
75
71
65
60
55
57
60
64

Pressure (mb)

1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1019
1018
1018

Ozone (du)

247
246
246
245
245
245
246
246
246
246
247
247
247
247
246
246
246
246
246
246
247
247
247
246

Tuesday 2

Waning Gibbous 94%

18:36

09:20

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:44, Set: 17:03, Transit: 11:54. Moon - Rise: 18:36, Set: 09:20. Civil Dark: 17:29 - 06:18. Nautical Dark: 17:59 - 05:48. Astro Dark: 18:28 - 05:19

Total Clouds (% Sky Obscured)

82
76
80
83
78
83
89
95
88
80
72
82
87
92
92
92
91

Low Clouds (% Sky Obscured)

1
1
8
15
20
32
45
59
64
68
71
69
67
65
67
69
70

Medium Clouds (% Sky Obscured)

65
62
58
49
43
51
61
73
55
37
21
20
23
22
19
19
20

High Clouds (% Sky Obscured)

73
66
71
81
78
83
89
95
88
80
72
70
44
17
11
6
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
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

2
2
18
21
14
24
27
19
43
49
41
60
60
50
65
67
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
24
23
23
22
22
21
21
21
21
20
20
19
19
19
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
70
73
76
80
83
84
84
84
82
84
84
84
85
86
85
86

Pressure (mb)

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

Ozone (du)

247
248
249
249
250
250
252
253
255
255
255
255
255
255
255
255
256

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

Generated: 27/05/26 14:19:45. Forecast: 27/05/26 to 02/06/26. Timezone: UTC+2.00