Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 29

Waning Gibbous 96%

19:47

07:58

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
08 Bad
09 Bad
10 Bad
11 OK
12 Bad
13 OK
14 OK

Sun - Rise: 06:59, Set: 18:19, Transit: 12:40. Moon - Rise: 19:47, Set: 07:58. Civil Dark: 18:44 - 06:34. Nautical Dark: 19:13 - 06:05. Astro Dark: 19:42 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
91
90
90
88
83
80
82
84
56
55
58
41
53
37
37

Low Clouds (% Sky Obscured)

64
91
97
100
100
100
100
100
99
91
87
90
88
83
80
82
84
55
45
43
35
46
26
27

Medium Clouds (% Sky Obscured)

100
100
100
92
87
45
35
33
24
19
11
8
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
35
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
6
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 (%)

24
28
39
43
35
25
19
18
9
5
4
2
3
2
3
4
10
9
4
1
1
0
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)

6
11
10
9
7
5
4
3
3
3
2
2
1
2
3
2
2
2
3
3
6
5
7
8

Chance of Frost

Temperature (°C)

18
17
16
14
13
14
13
13
13
12
12
11
11
10
9
9
9
9
12
13
14
14
16
16

Feels Like (°C)

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

Dew Point (°C)

13
12
14
12
12
12
10
10
9
9
8
7
7
6
5
5
5
5
6
6
5
4
4
4

Relative Humidity (%)

73
71
86
87
89
87
84
83
80
80
77
75
75
73
76
77
77
74
66
61
54
50
47
44

Pressure (mb)

1015
1016
1018
1019
1021
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1025
1025
1026
1026
1026
1026
1025
1025
1024

Ozone (du)

294
296
302
304
302
304
305
306
311
319
324
323
321
319
319
314
314
314
313
315
315
313
311
309

Sunday 30

Waning Gibbous 91%

20:49

08:26

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

Sun - Rise: 06:58, Set: 18:20, Transit: 12:39. Moon - Rise: 20:49, Set: 08:26. Civil Dark: 18:45 - 06:33. Nautical Dark: 19:14 - 06:04. Astro Dark: 19:43 - 05:35

Total Clouds (% Sky Obscured)

24
28
31
31
22
40
20
39
21
0
0
2
21
25
30
19
19
23
28
27
15
28
22
6

Low Clouds (% Sky Obscured)

19
17
20
18
13
20
10
0
0
0
0
0
1
3
0
0
2
14
18
0
8
13
10
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
1
0
0
0
22
1
39
21
0
0
0
9
10
15
9
9
1
1
10
1
3
1
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
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
8
9
8
7
6
5
4
3
2
2
2
2
1
1
2
1
2
1
3
3
4
6
6

Chance of Frost

Temperature (°C)

16
16
15
14
12
11
10
9
8
7
7
6
6
6
5
5
4
5
9
12
14
16
18
19

Feels Like (°C)

14
14
13
11
11
10
10
9
8
8
7
7
6
4
4
3
3
4
10
12
13
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

43
45
51
62
72
77
81
81
84
84
85
85
85
86
88
86
88
76
67
61
56
53
50
47

Pressure (mb)

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

Ozone (du)

311
310
310
307
306
306
306
307
306
305
307
307
310
312
313
315
317
314
315
312
311
309
308
308

Monday 31

Waning Gibbous 84%

21:54

08:56

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

Sun - Rise: 06:57, Set: 18:21, Transit: 12:39. Moon - Rise: 21:54, Set: 08:56. Civil Dark: 18:46 - 06:31. Nautical Dark: 19:15 - 06:02. Astro Dark: 19:44 - 05:34

Total Clouds (% Sky Obscured)

2
0
0
0
2
3
2
1
26
49
54
63
62
57
68
94
96
97
94
69
50
71
58
72

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
12
23
22
26
23
23
22
28
24
18
16
12
8
4
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
1
2
1
1
0
0
0
0
0
0
2
10
15
43
69
69
50
69
52
61

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
23
86
86
86
86
86
86
86
86
86

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
5
5
6
5
4
3
2
2
2
1
2
1
1
2
2
1
2
1
5
6
6
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
19
18
16
13
11
10
9
9
8
7
6
6
7
7
6
4
6
9
10
15
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

45
44
46
59
78
88
90
91
91
93
91
91
91
91
91
91
90
82
72
63
58
51
47
44

Pressure (mb)

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

Ozone (du)

306
305
304
302
301
299
298
297
295
293
293
293
291
291
291
292
292
292
293
292
292
290
289
288

Tuesday 1

Waning Gibbous 74%

23:02

09:31

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:55, Set: 18:21, Transit: 12:39. Moon - Rise: 23:02, Set: 09:31. Civil Dark: 18:46 - 06:30. Nautical Dark: 19:15 - 06:01. Astro Dark: 19:44 - 05:32

Total Clouds (% Sky Obscured)

85
100
93
84
80
86
93
99
94
83
90
84
94
97
94
91
74
76
65
66
69
94
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
9
21
31
30
36
32
30
32
23
18
26
40
29
16
16
13
10
8
10

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
13
24
29
23
58
10
5
8
4
4
7
14
21

High Clouds (% Sky Obscured)

81
100
91
81
73
81
90
99
94
83
90
84
94
97
75
54
21
38
49
65
69
91
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 (%)

86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86

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
2
6
1
8
10
3
6
10
7
3
2
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)

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

Chance of Frost

Temperature (°C)

19
19
19
17
16
14
13
12
11
10
10
9
9
9
9
9
9
11
12
14
17
18
19
20

Feels Like (°C)

17
17
16
15
15
12
12
10
10
10
10
10
10
8
8
8
8
10
11
14
17
18
17
18

Dew Point (°C)

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

Relative Humidity (%)

43
46
58
70
77
78
82
81
84
84
84
84
84
84
85
85
87
78
67
60
55
50
44
42

Pressure (mb)

1019
1019
1019
1021
1022
1023
1023
1023
1024
1024
1023
1023
1023
1023
1023
1023
1023
1024
1023
1022
1022
1021
1019
1018

Ozone (du)

288
289
288
287
286
286
286
288
288
287
289
290
292
291
291
291
292
291
291
289
288
288
289
289

Wednesday 2

Waning Gibbous 64%

00:12

10:13

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:54, Set: 18:22, Transit: 12:38. Moon - Rise: 00:12, Set: 10:13. Civil Dark: 18:47 - 06:29. Nautical Dark: 19:16 - 06:00. Astro Dark: 19:45 - 05:31

Total Clouds (% Sky Obscured)

93
100
98
100
100
99
98
96
98
99
100
100
100
100
100
100
100
100
100
100
100
99
96
95

Low Clouds (% Sky Obscured)

12
14
14
16
16
17
25
37
50
53
54
52
43
30
45
64
84
89
95
100
99
99
96
94

Medium Clouds (% Sky Obscured)

31
38
38
33
31
24
22
20
23
36
90
95
98
99
99
99
98
99
99
100
92
83
57
51

High Clouds (% Sky Obscured)

93
100
98
100
100
95
89
79
86
93
100
93
87
80
59
40
21
15
9
2
2
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
7
4
2
2
2
2
4
7
9

Fog (%)

86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86

Precipitation Type

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

Precipitation Probability (%)

0
0
0
1
0
3
2
2
7
9
17
14
14
17
47
90
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
0.8
0.8
0.9
0.8
1
1.4
1.2
1.4

Wind Speed/Direction (mph)

9
11
12
11
10
9
8
7
6
5
3
2
2
2
2
3
5
6
7
7
8
9
11
12

Chance of Frost

Temperature (°C)

19
18
17
15
14
13
12
12
12
12
12
11
12
11
11
11
12
12
12
12
13
13
13
12

Feels Like (°C)

17
16
14
12
11
11
10
11
10
11
11
12
11
12
12
11
11
10
11
11
11
12
13
13

Dew Point (°C)

6
7
10
11
12
12
12
12
11
10
11
10
10
10
11
11
11
11
11
11
12
12
11
11

Relative Humidity (%)

43
46
64
78
89
95
95
96
96
92
92
92
92
93
95
95
95
95
95
93
95
93
92
90

Pressure (mb)

1017
1017
1017
1017
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1017
1018
1019
1020
1020
1021
1022
1022
1023

Ozone (du)

288
289
288
287
286
286
286
286
287
287
287
287
287
286
286
288
290
292
295
298
302
304
306
308

Thursday 3

Waning Gibbous 52%

01:22

11:04

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK

Sun - Rise: 06:53, Set: 18:23, Transit: 12:38. Moon - Rise: 01:22, Set: 11:04. Civil Dark: 18:48 - 06:28. Nautical Dark: 19:17 - 05:59. Astro Dark: 19:45 - 05:30

Total Clouds (% Sky Obscured)

93
92
94
96
98
97
96
95
97
99
100
100
100
100
98
95
93
94
96
95
78
64
50
37

Low Clouds (% Sky Obscured)

93
92
94
96
98
97
96
95
97
99
100
100
100
100
94
87
81
80
81
90
78
64
50
37

Medium Clouds (% Sky Obscured)

45
41
30
20
13
12
6
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 (%)

86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86

Precipitation Type

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

Precipitation Probability (%)

87
59
64
66
58
57
47
26
31
34
23
25
24
18
20
18
12
13
13
10
8
7
4
9

Precipitation Amount (mm)

0.8
0
0.3
0.4
0.2
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
13
13
12
12
12
12
12
12
12
12
12
12
12
12
12
12
13
14
16
16
17
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
87
89
90
90
87
86
84
84
84
84
86
87
87
86
83
81
79
75
73
66
59
54

Pressure (mb)

1023
1024
1025
1026
1027
1027
1028
1029
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1031
1031
1030
1029
1028
1027

Ozone (du)

310
312
314
316
317
318
316
314
311
308
304
300
297
295
293
290
288
286
285
284
283
283
282
282

Friday 4

Third Quarter 40%

02:30

12:04

15 OK
16 Good
17 OK
18 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:51, Set: 18:23, Transit: 12:38. Moon - Rise: 02:30, Set: 12:04. Civil Dark: 18:48 - 06:26. Nautical Dark: 19:17 - 05:57. Astro Dark: 19:46 - 05:28

Total Clouds (% Sky Obscured)

24
12
16
18
21
35
47
57
70
85
99
87
75
66
77
88
97

Low Clouds (% Sky Obscured)

24
9
15
18
21
27
27
20
14
7
5
5
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
2
3
30
55
59

High Clouds (% Sky Obscured)

0
0
0
0
0
4
7
11
12
4
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

Fog (%)

86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86

Precipitation Type

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

Precipitation Probability (%)

6
0
0
0
0
2
3
2
10
13
13
12
8
2
9
11
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
17
18
17
16
14
11
10
8
6
4
3
3
3
4
3
3

Chance of Frost

Temperature (°C)

18
17
17
15
14
12
12
12
11
11
11
11
11
10
11
11
12

Feels Like (°C)

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

Dew Point (°C)

9
10
10
10
9
9
9
10
10
10
10
10
9
9
9
9
10

Relative Humidity (%)

58
62
66
70
75
81
83
87
90
90
91
93
91
91
90
87
86

Pressure (mb)

1026
1026
1025
1026
1026
1027
1027
1026
1026
1026
1026
1025
1025
1024
1023
1023
1023

Ozone (du)

283
283
284
286
288
289
290
290
290
290
291
291
291
290
290
290
291

Forecast for Gelukshoop, Cape Winelands District Municipality, South Africa (-33.97,20.13)

Generated: 29/08/26 15:34:41. Forecast: 29/08/26 to 04/09/26. Timezone: UTC+2.00