Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 30

Waxing Gibbous 100%

16:54

06:48

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

Sun - Rise: 06:43, Set: 17:04, Transit: 11:53. Moon - Rise: 16:54, 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)

77
72
77
80
81
84
87
88
84
82
80
67
59
50
67
31
26
43
41
29
25
22
20
20

Low Clouds (% Sky Obscured)

77
71
76
80
81
84
87
88
84
82
80
67
59
50
67
29
24
41
40
28
25
22
20
20

Medium Clouds (% Sky Obscured)

0
1
1
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
2
4
5
3
1
0
1
2
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
18
21
20
27
8
18
8
18
19
9
25
19
19
18
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)

2
2
2
2
2
2
2
2
2
3
3
3
4
4
5
7
9
10
11
11
11
8
7
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
78
80
81
82
83
83
85
85
85
86
88
85
84
80
75
67
64
65
67
69
77
81
84

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1024
1023
1023
1023
1023
1024
1024

Ozone (du)

259
261
261
261
260
258
259
259
256
256
259
261
256
253
252
254
255
255
255
254
254
255
256
255

Sunday 31

Full Moon 100%

17:43

07:43

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
18 Good
19 Good

Sun - Rise: 06:43, Set: 17:04, Transit: 11:53. Moon - Rise: 17:43, 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)

23
23
22
23
24
25
22
24
22
22
18
0
0
0
0
2
4
0
0
0
0
6
4
0

Low Clouds (% Sky Obscured)

23
22
22
20
22
25
20
22
22
20
18
0
0
0
0
2
4
0
0
0
0
5
4
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
5
10
10
21
33
24
3
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
4
4
4
4
4
4
4
4
4
4
4
3
3
4
6
8
9
10
9
9
8
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
86
86
87
87
87
86
86
86
85
74
65
57
54
55
58
60
62
66
79
85
88

Pressure (mb)

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

Ozone (du)

253
250
250
249
250
250
250
250
250
251
249
248
248
247
248
247
245
243
243
243
242
242
241
240

Monday 1

Waning Gibbous 98%

18:36

08:34

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

Sun - Rise: 06:44, Set: 17:03, Transit: 11:53. Moon - Rise: 18:36, Set: 08:34. Civil Dark: 17:29 - 06:18. Nautical Dark: 17:59 - 05:48. Astro Dark: 18:28 - 05:19

Total Clouds (% Sky Obscured)

0
13
22
24
22
17
0
0
0
0
0
0
0
0
0
0
0
0
21
69
98
95
88
90

Low Clouds (% Sky Obscured)

0
13
22
22
20
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
17

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
7
13
21
27

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
63
94
83
71
63

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
5
11
45
76
93
70
45
31
25
8
8
8
8
8
8
8
8
8
8
8
8

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

Chance of Frost

Temperature (°C)

19
19
17
17
16
16
16
16
16
16
15
16
18
22
25
27
29
30
29
28
26
24
23
23

Feels Like (°C)

22
21
20
18
18
17
16
16
16
15
15
15
18
23
26
27
29
29
29
28
26
24
23
22

Dew Point (°C)

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

Relative Humidity (%)

88
86
86
83
82
75
70
65
61
59
57
55
47
37
31
30
31
34
39
44
50
63
65
60

Pressure (mb)

1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1018
1018
1018
1018
1018
1017
1016
1015
1014
1014
1014
1014
1015
1016

Ozone (du)

240
241
241
241
242
241
241
242
242
243
244
244
243
244
245
246
245
245
245
245
245
245
244
245

Tuesday 2

Waning Gibbous 94%

19:32

09:20

20 Bad
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

Sun - Rise: 06:44, Set: 17:03, Transit: 11:54. Moon - Rise: 19:32, 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)

93
97
100
99
98
97
96
88
91
93
93
92
94
95
97
98
99
100
99
97
96
97
99
100

Low Clouds (% Sky Obscured)

21
23
24
47
60
78
87
80
84
85
85
82
85
91
95
92
87
82
80
81
75
65
63
63

Medium Clouds (% Sky Obscured)

42
57
78
94
87
79
52
42
33
35
35
35
42
50
57
56
81
82
90
88
88
87
87
89

High Clouds (% Sky Obscured)

76
88
100
73
46
24
23
3
1
3
5
6
13
13
4
40
71
100
72
47
20
50
75
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 (%)

8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

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
5
4
25
21
21
32
40
39
38
31
24
26
30
19
30
29
19
27
27
24
32
31
28

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
10
8
7
6
6
6
6
7
7
8
8
7
8
8
8
8
7
7
7
6
5
3
2

Chance of Frost

Temperature (°C)

22
22
22
21
21
21
20
20
20
20
20
20
20
20
21
21
21
21
21
20
20
20
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
76
85
87
85
82
81
77
77
79
80
77
76
68
60
57
58
62
65
69
75
80
84
85

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1020
1020
1020
1020
1019
1019
1018
1017
1016
1016
1016
1016
1015

Ozone (du)

245
245
246
246
248
248
248
247
246
246
246
246
245
246
247
248
248
248
248
248
249
250
250
251

Wednesday 3

Waning Gibbous 88%

No Rise

10:01

20 Bad
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

Sun - Rise: 06:45, Set: 17:03, Transit: 11:54. Moon - Rise: No Rise, Set: 10:01. Civil Dark: 17:29 - 06:18. Nautical Dark: 17:59 - 05:49. Astro Dark: 18:28 - 05:20

Total Clouds (% Sky Obscured)

100
92
100
91
100
100
98
95
93
93
94
96
100
100
100
100
99
99
99
100
100
97
94
93

Low Clouds (% Sky Obscured)

68
69
74
71
84
89
79
65
50
60
69
80
88
85
87
88
87
88
86
86
86
81
79
84

Medium Clouds (% Sky Obscured)

31
31
33
36
53
82
39
36
33
33
92
65
83
91
100
99
98
98
99
100
100
97
94
93

High Clouds (% Sky Obscured)

99
76
80
61
38
15
10
5
0
0
10
10
99
99
98
89
73
55
50
45
45
40
35
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
6
9
7
4
9
8
8
8
8
9
9
9
7
5
2
3
4

Fog (%)

8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

Precipitation Type

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

Precipitation Probability (%)

36
38
44
74
95
95
95
95
59
67
77
46
83
94
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0.2
0.4
0.8
0.7
0.6
0
0.2
0.4
0
0.3
0.4
0.3
0.5
0.6
0.6
0.7
0.8
0.8
1.2
1.2
1.2

Wind Speed/Direction (mph)

2
2
2
2
5
10
18
19
15
15
12
9
8
8
7
7
7
8
9
9
9
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
83
86
83
85
86
86
87
85
82
83
82
82
83
81
78
77
81
83
86
85
86

Pressure (mb)

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

Ozone (du)

252
253
254
254
255
256
256
257
257
258
257
258
258
260
261
262
262
262
262
263
263
263
264
264

Thursday 4

Waning Gibbous 81%

20:30

10:37

20 Bad
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 OK
19 Good

Sun - Rise: 06:45, Set: 17:03, Transit: 11:54. Moon - Rise: 20:30, Set: 10:37. Civil Dark: 17:29 - 06:19. Nautical Dark: 17:59 - 05:49. Astro Dark: 18:28 - 05:20

Total Clouds (% Sky Obscured)

96
98
100
98
97
96
95
93
90
88
79
73
62
53
40
60
78
100
96
90
84
54
28
3

Low Clouds (% Sky Obscured)

85
85
83
83
82
83
76
70
70
73
78
68
58
47
40
40
45
50
37
23
7
5
2
0

Medium Clouds (% Sky Obscured)

93
96
100
87
75
62
66
72
79
76
73
73
62
53
40
60
78
100
91
80
70
47
24
1

High Clouds (% Sky Obscured)

25
25
25
17
9
1
2
3
4
3
1
1
0
0
0
27
53
70
65
65
46
28
12
3

ISS Passover

Visibility (miles)

4
3
2
1
2
2
2
3
4
5
5
6
7
8
8
9
9
9
9
9
9
9
9
9

Fog (%)

8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

Precipitation Type

Light Rain
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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
85
73
65
54
38
37
30
8
12
11
5
4
3
0

Precipitation Amount (mm)

1.5
1.7
1.8
1.4
1.1
0.5
0.8
1
1.2
0.7
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
11
12
12
11
11
12
12
14
12
11
11
12
13
14
12
10
9
8
6
6
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
87
90
89
86
86
86
86
84
83
82
80
78
73
70
64
60
55
55
55
55
56
58

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1016

Ozone (du)

264
267
269
272
276
281
285
287
290
292
293
294
295
297
299
301
300
299
299
298
297
296
292
288

Friday 5

Waning Gibbous 73%

21:28

11:10

20 Good
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 Good
11 Good
12 Good
13 Good

Sun - Rise: 06:45, Set: 17:03, Transit: 11:54. Moon - Rise: 21:28, Set: 11:10. Civil Dark: 17:29 - 06:19. Nautical Dark: 17:59 - 05:50. Astro Dark: 18:28 - 05:21

Total Clouds (% Sky Obscured)

4
4
5
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

2
1
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

Fog (%)

8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

Precipitation Type

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

Precipitation Amount (mm)

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
5
6
6
6
6
6
6
6
5
4
3
3
5

Chance of Frost

Temperature (°C)

13
13
12
12
12
12
12
12
12
12
12
13
13
15
18
20
21
22

Feels Like (°C)

14
12
12
12
12
12
12
11
11
11
11
11
11
13
14
15
16
18

Dew Point (°C)

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

Relative Humidity (%)

60
62
62
64
65
65
66
67
70
71
70
69
69
59
53
46
46
45

Pressure (mb)

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

Ozone (du)

285
280
275
271
270
268
267
266
266
266
266
266
266
266
266
267
266
265

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

Generated: 30/05/26 20:12:19. Forecast: 30/05/26 to 05/06/26. Timezone: UTC+2.00