Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waning Gibbous 98%

18:53

08:35

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

Sun - Rise: 07:32, Set: 17:58, Transit: 12:45. Moon - Rise: 18:53, Set: 08:35. Civil Dark: 18:25 - 07:05. Nautical Dark: 18:55 - 06:35. Astro Dark: 19:24 - 06:06

Total Clouds (% Sky Obscured)

24
11
50
6
3
4
99
84
83
76
39
4
12
8
4
9
35
44
45
53
43
58
31
75

Low 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

Medium Clouds (% Sky Obscured)

3
1
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)

24
9
50
5
2
2
99
81
80
76
35
3
12
8
4
8
35
44
45
51
41
57
31
70

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)

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

Chance of Frost

Temperature (°C)

20
20
20
18
16
13
12
11
10
10
10
10
9
9
8
9
8
8
8
10
14
17
19
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
42
44
55
61
62
62
64
65
65
63
62
61
61
62
64
65
68
68
62
53
44
39
34

Pressure (mb)

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

Ozone (du)

273
274
271
268
268
268
266
265
265
266
278
284
279
276
274
279
283
283
280
282
284
285
287
288

Friday 31

Waning Gibbous 94%

19:54

09:02

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

Sun - Rise: 07:31, Set: 17:59, Transit: 12:45. Moon - Rise: 19:54, Set: 09:02. Civil Dark: 18:25 - 07:05. Nautical Dark: 18:55 - 06:35. Astro Dark: 19:25 - 06:05

Total Clouds (% Sky Obscured)

98
71
49
94
100
100
100
57
83
90
55
66
73
61
57
94
100
100
97
75
61
55
50
48

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
7
25
0
0
0
0
1
2
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

98
69
48
92
100
100
100
47
83
89
54
64
70
53
43
91
100
100
96
59
36
35
35
29

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)

3
4
3
4
4
4
4
4
4
4
4
4
4
4
5
4
4
4
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

21
21
21
19
16
14
13
13
12
12
12
11
11
11
11
11
11
10
10
12
15
19
21
23

Feels Like (°C)

19
19
20
19
14
12
10
9
10
9
9
9
9
8
8
7
7
7
7
10
13
17
19
20

Dew Point (°C)

3
3
4
7
5
3
2
1
0
0
-0
-1
-1
-0
-1
-1
-1
-1
-1
1
1
2
2
2

Relative Humidity (%)

31
29
31
43
47
47
45
44
43
43
44
44
44
44
44
44
45
44
45
45
37
32
27
25

Pressure (mb)

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

Ozone (du)

287
287
286
283
283
284
284
282
281
280
280
279
278
276
274
271
271
270
269
269
268
269
269
267

Saturday 1

Waning Gibbous 89%

20:54

09:28

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

Sun - Rise: 07:30, Set: 18:00, Transit: 12:45. Moon - Rise: 20:54, Set: 09:28. Civil Dark: 18:26 - 07:04. Nautical Dark: 18:56 - 06:34. Astro Dark: 19:26 - 06:04

Total Clouds (% Sky Obscured)

28
16
2
1
0
0
0
0
0
0
0
0
0
1
2
0
0
0
0
0
3
3
50
30

Low 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

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)

18
7
1
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
2
2
30
23

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)

2
1
2
3
3
3
3
2
1
2
2
2
2
2
2
2
2
3
3
3
2
2
2
2

Chance of Frost

Temperature (°C)

24
24
24
22
18
16
15
15
14
14
14
13
12
11
11
10
10
10
11
14
18
20
22
24

Feels Like (°C)

21
23
24
23
18
15
15
15
16
15
14
13
13
12
11
10
10
10
10
15
18
20
21
22

Dew Point (°C)

1
1
3
7
6
3
4
3
3
3
2
1
1
0
-1
-2
-2
-2
-4
0
-1
-0
0
2

Relative Humidity (%)

22
20
24
38
44
43
47
46
47
45
44
44
45
45
44
43
44
43
35
38
27
25
23
24

Pressure (mb)

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

Ozone (du)

267
266
266
266
266
267
267
266
266
267
267
264
260
262
260
258
257
255
253
253
253
252
252
250

Sunday 2

Waning Gibbous 81%

21:54

09:54

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

Sun - Rise: 07:29, Set: 18:00, Transit: 12:45. Moon - Rise: 21:54, Set: 09:54. Civil Dark: 18:27 - 07:03. Nautical Dark: 18:57 - 06:33. Astro Dark: 19:26 - 06:04

Total Clouds (% Sky Obscured)

15
29
40
27
16
2
2
3
12
19
27
29
39
52
58
55
62
65
69
72
56
80
85
61

Low 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

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)

15
29
40
27
16
1
0
0
5
13
22
25
34
45
51
50
56
57
64
70
56
80
85
55

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)

2
3
4
4
4
4
3
2
2
2
1
2
2
2
2
1
1
1
2
1
1
2
3
3

Chance of Frost

Temperature (°C)

25
25
24
23
20
17
15
15
14
14
13
13
12
12
12
12
12
12
12
15
17
19
21
22

Feels Like (°C)

23
24
24
23
19
17
15
15
15
14
14
13
13
12
11
10
11
11
11
14
16
19
19
21

Dew Point (°C)

4
4
7
11
10
10
8
8
8
8
7
7
6
6
6
6
6
6
6
6
6
6
7
8

Relative Humidity (%)

24
26
32
45
55
60
62
64
67
68
66
66
66
66
65
65
66
67
64
54
46
41
40
39

Pressure (mb)

1017
1016
1016
1016
1017
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1018
1017

Ozone (du)

248
248
248
250
248
245
246
247
247
247
247
247
245
243
242
241
243
244
246
246
248
249
249
248

Monday 3

Waning Gibbous 71%

22:57

10:22

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
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

Sun - Rise: 07:28, Set: 18:01, Transit: 12:45. Moon - Rise: 22:57, Set: 10:22. Civil Dark: 18:27 - 07:02. Nautical Dark: 18:57 - 06:32. Astro Dark: 19:27 - 06:03

Total Clouds (% Sky Obscured)

66
67
69
60
53
48
56
54
50
58
68
79
67
58
53
59
66
76
86
91
96
100
100
100

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
7
13
14
18
29
36
39
42
45
48
52
52
53
53

High Clouds (% Sky Obscured)

65
66
64
51
38
25
21
18
14
12
9
9
8
0
0
33
66
76
86
91
96
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
7
11
13
14
17
36
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)

4
4
4
4
3
3
2
2
1
0
0
0
1
1
2
2
2
2
3
2
1
2
2
3

Chance of Frost

Temperature (°C)

23
23
22
21
19
16
13
14
13
12
12
12
12
12
12
12
13
13
14
15
17
18
19
20

Feels Like (°C)

23
23
22
22
21
20
19
12
12
12
12
12
12
11
11
11
12
13
12
14
13
14
15
16

Dew Point (°C)

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

Relative Humidity (%)

40
44
49
55
59
65
70
71
71
72
71
72
71
70
70
69
65
62
59
52
45
39
39
40

Pressure (mb)

1016
1016
1016
1016
1016
1016
1017
1017
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017

Ozone (du)

248
249
249
250
250
250
250
251
251
251
252
252
253
254
256
258
264
270
275
279
282
285
284
283

Tuesday 4

Waning Gibbous 61%

00:02

10:53

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

Sun - Rise: 07:28, Set: 18:02, Transit: 12:45. Moon - Rise: 00:02, Set: 10:53. Civil Dark: 18:28 - 07:01. Nautical Dark: 18:58 - 06:32. Astro Dark: 19:27 - 06:02

Total Clouds (% Sky Obscured)

90
82
75
58
40
26
19
11
4
21
38
55
37
20
0
0
0
0
0
0
0
24
47
71

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
7

Medium Clouds (% Sky Obscured)

57
61
65
51
37
26
19
11
2
1
1
0
0
0
0
0
0
0
0
0
0
18
35
49

High Clouds (% Sky Obscured)

73
48
22
18
16
8
6
3
0
21
38
55
37
20
0
0
0
0
0
0
0
0
0
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 (%)

30
28
19
6
8
6
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
3
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
4
3
3
3
3
4
3
2
2
2
2
2
2
3
4
4
4
4
6
8
10
12
14

Chance of Frost

Temperature (°C)

21
21
20
20
18
15
13
12
12
11
11
11
12
12
11
11
11
10
10
13
15
18
19
19

Feels Like (°C)

17
21
20
19
20
19
20
12
12
12
12
12
12
13
12
11
11
11
10
11
13
14
14
16

Dew Point (°C)

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

Relative Humidity (%)

40
45
50
57
65
73
83
84
84
84
84
81
81
81
81
83
81
80
78
64
53
44
41
38

Pressure (mb)

1016
1016
1016
1016
1016
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1017
1017
1018
1018
1018
1018
1018
1017

Ozone (du)

282
279
275
272
270
268
266
267
267
268
267
266
265
265
264
264
263
262
262
262
262
262
262
262

Wednesday 5

Waning Gibbous 49%

01:10

11:30

Sun - Rise: 07:27, Set: 18:02, Transit: 12:45. Moon - Rise: 01:10, Set: 11:30. Civil Dark: 18:29 - 07:01. Nautical Dark: 18:58 - 06:31. Astro Dark: 19:28 - 06:01

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 30/07/26 14:43:20. Forecast: 30/07/26 to 05/08/26. Timezone: UTC+2.00