Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 28

Waning Gibbous 93%

20:50

07:31

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

Sun - Rise: 06:18, Set: 18:40, Transit: 12:29. Moon - Rise: 20:50, Set: 07:31. Civil Dark: 19:05 - 05:53. Nautical Dark: 19:34 - 05:24. Astro Dark: 20:04 - 04:54

Total Clouds (% Sky Obscured)

100
100
100
100
61
29
5
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

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)

100
100
100
100
61
29
5
3
2
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
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)

16
16
15
13
10
8
6
4
4
4
4
4
4
4
3
4
7
8
8
9
9
10
10
11

Chance of Frost

Temperature (°C)

17
16
15
14
14
13
12
11
11
10
9
9
9
9
12
16
18
20
22
24
25
25
25
23

Feels Like (°C)

11
10
9
9
10
11
11
12
11
10
10
10
9
10
13
16
18
20
22
23
23
23
23
21

Dew Point (°C)

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

Relative Humidity (%)

56
65
67
71
74
75
77
81
81
80
82
82
82
78
66
54
46
38
33
29
26
26
26
26

Pressure (mb)

1025
1026
1027
1027
1028
1027
1027
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1026
1025
1024
1023
1022
1022
1022

Ozone (du)

307
307
307
308
308
308
308
306
306
305
306
306
307
304
303
302
302
302
299
297
294
292
290
288

Tuesday 29

Waning Gibbous 86%

22:01

08:12

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 Good
13 OK
14 OK
15 OK
16 Bad
17 OK

Sun - Rise: 06:16, Set: 18:40, Transit: 12:29. Moon - Rise: 22:01, Set: 08:12. Civil Dark: 19:05 - 05:52. Nautical Dark: 19:35 - 05:22. Astro Dark: 20:05 - 04:52

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
10
17
3
3
3
0
0
0
0
4
46
12

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
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
9
17
3
3
3
0
0
0
0
4
46
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
23
100
100
100
94
89
59
12
1
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)

14
12
10
6
3
2
1
3
4
5
4
3
3
4
3
4
5
6
7
8
8
8
7
8

Chance of Frost

Temperature (°C)

20
18
16
15
14
13
13
12
12
12
13
13
13
13
17
21
24
27
29
31
32
33
33
32

Feels Like (°C)

18
15
15
15
14
15
14
13
12
11
13
13
13
12
16
20
24
26
27
29
30
31
32
31

Dew Point (°C)

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

Relative Humidity (%)

45
61
67
70
76
77
76
73
65
60
61
60
59
58
49
40
35
31
26
24
24
24
23
26

Pressure (mb)

1022
1023
1024
1024
1025
1025
1025
1024
1023
1022
1021
1021
1022
1022
1022
1022
1021
1020
1019
1018
1016
1015
1014
1014

Ozone (du)

288
289
289
289
288
288
288
288
288
287
286
285
284
285
285
284
283
284
282
282
281
281
281
280

Wednesday 30

Waning Gibbous 77%

23:13

09:00

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

Sun - Rise: 06:15, Set: 18:41, Transit: 12:29. Moon - Rise: 23:13, Set: 09:00. Civil Dark: 19:06 - 05:50. Nautical Dark: 19:36 - 05:21. Astro Dark: 20:05 - 04:51

Total Clouds (% Sky Obscured)

18
18
16
0
0
0
2
2
30
30
27
5
37
39
35
13
3
2
84
47
28
66
75
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
66
75
71

Medium Clouds (% Sky Obscured)

13
8
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
6
5
2

High Clouds (% Sky Obscured)

3
2
0
0
0
0
2
2
30
30
26
5
37
39
35
13
3
2
84
47
25
17
10
12

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)

7
5
3
3
3
4
4
5
5
5
6
6
6
6
6
12
18
20
21
22
21
15
10
10

Chance of Frost

Temperature (°C)

30
26
23
22
22
22
22
21
20
20
20
20
20
20
24
29
31
32
33
34
34
34
33
31

Feels Like (°C)

29
26
24
24
23
23
21
21
20
17
17
18
19
18
21
25
27
28
29
28
31
33
32
29

Dew Point (°C)

13
11
10
9
9
8
7
7
7
6
7
9
9
10
12
14
13
13
13
13
14
14
17
20

Relative Humidity (%)

35
38
41
42
41
40
39
39
40
41
43
47
49
52
48
39
34
31
29
28
29
29
37
51

Pressure (mb)

1014
1015
1015
1016
1016
1015
1015
1014
1014
1014
1013
1014
1014
1014
1014
1014
1014
1014
1013
1012
1011
1011
1011
1011

Ozone (du)

280
280
282
282
283
283
283
283
283
283
282
281
280
280
279
280
280
280
280
280
279
279
278
278

Thursday 1

Waning Gibbous 66%

00:22

09:58

18 OK
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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:14, Set: 18:42, Transit: 12:28. Moon - Rise: 00:22, Set: 09:58. Civil Dark: 19:07 - 05:49. Nautical Dark: 19:36 - 05:19. Astro Dark: 20:06 - 04:49

Total Clouds (% Sky Obscured)

35
42
80
90
100
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
98

Low Clouds (% Sky Obscured)

1
2
4
7
32
92
72
39
17
21
31
85
76
10
16
23
48
89
93
95
70
90
98
98

Medium Clouds (% Sky Obscured)

2
2
2
3
3
3
6
9
11
13
19
94
88
62
14
88
72
96
97
100
90
78
64
72

High Clouds (% Sky Obscured)

8
19
68
82
100
92
87
100
100
100
100
100
100
100
100
100
100
92
83
80
75
75
75
75

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
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
3
7
6
8
8
11
10
3
5
7
15
17
47
24
38
51
31
49

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
8
8
7
5
4
3
3
3
2
2
1
2
3
5
6
8
8
9
11
12
12
11

Chance of Frost

Temperature (°C)

27
23
19
18
17
17
17
16
16
16
16
16
16
17
17
19
21
23
22
21
20
19
18
16

Feels Like (°C)

25
23
19
16
15
16
17
16
16
16
15
16
16
16
16
18
20
21
21
18
17
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

56
65
73
78
82
83
77
78
83
87
90
90
85
86
82
77
69
64
62
68
67
64
74
82

Pressure (mb)

1012
1013
1014
1015
1015
1015
1015
1014
1014
1015
1015
1015
1016
1016
1017
1017
1017
1016
1016
1016
1016
1016
1017
1018

Ozone (du)

279
280
279
280
281
282
281
281
281
282
282
282
281
282
284
287
288
290
291
292
295
296
296
297

Friday 2

Waning Gibbous 55%

01:26

11:04

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:12, Set: 18:43, Transit: 12:28. Moon - Rise: 01:26, Set: 11:04. Civil Dark: 19:08 - 05:47. Nautical Dark: 19:37 - 05:18. Astro Dark: 20:07 - 04:48

Total Clouds (% Sky Obscured)

99
100
98
96
94
93
91
90
91
90
90
86
80
73
85
87
89
90
93
94
87
79
69
47

Low Clouds (% Sky Obscured)

99
100
96
93
89
91
91
90
90
89
87
83
80
73
85
87
89
90
93
94
87
79
67
47

Medium Clouds (% Sky Obscured)

67
98
91
96
94
92
85
86
88
89
90
86
80
62
77
87
89
90
93
94
81
62
44
29

High Clouds (% Sky Obscured)

53
70
70
65
70
75
75
75
75
75
80
79
75
73
20
12
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
7
7
5
5
5
6
5
4
5
3
3
3
3
5
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Very 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

Precipitation Probability (%)

52
36
46
45
36
44
49
58
58
57
59
66
74
81
74
81
85
65
57
53
48
33
19
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.3
0.3
0.3
0.4
0.4
0.5
0.4
0.6
0.7
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

10
8
8
7
6
6
5
5
4
4
5
5
5
5
5
7
9
11
11
12
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
12
12
11
11
10
10
9
9
9
10
10
10
10
11
12
12
12
13
12
12
12

Dew Point (°C)

13
12
12
12
11
11
11
10
11
11
10
10
10
10
11
11
12
12
12
12
12
11
10
10

Relative Humidity (%)

82
84
84
86
86
87
89
90
92
93
90
88
90
89
89
87
87
87
86
82
80
75
70
68

Pressure (mb)

1019
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1023
1024
1025
1026
1026
1026
1027
1027
1026
1026
1026
1026
1026

Ozone (du)

297
297
298
299
299
299
300
300
301
303
306
308
312
316
318
321
323
325
328
331
333
333
334
334

Saturday 3

Third Quarter 43%

02:20

12:14

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

Sun - Rise: 06:11, Set: 18:43, Transit: 12:28. Moon - Rise: 02:20, Set: 12:14. Civil Dark: 19:08 - 05:46. Nautical Dark: 19:38 - 05:16. Astro Dark: 20:08 - 04:46

Total Clouds (% Sky Obscured)

32
14
8
4
1
8
14
23
20
19
18
12
7
2
5
9
11
8
5
2
6
12
13
11

Low Clouds (% Sky Obscured)

32
14
8
4
1
8
14
23
20
13
6
4
4
2
5
5
4
3
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

16
3
2
1
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
5
10
15
11
6
0
0
0
0
0
0
0
1
3
5
4

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 (%)

21
19
19
15
8
14
15
8
15
10
3
12
8
0
0
0
0
2
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)

11
9
7
6
5
3
3
3
3
3
3
3
3
3
3
4
6
7
6
6
6
6
7
7

Chance of Frost

Temperature (°C)

15
14
13
12
11
11
10
10
10
10
9
9
11
12
13
16
19
21
23
24
26
26
26
26

Feels Like (°C)

12
12
13
10
11
11
10
10
9
9
10
10
10
10
10
16
17
18
19
20
22
26
26
25

Dew Point (°C)

10
10
11
10
10
9
9
9
9
9
9
8
9
9
10
10
10
11
11
11
12
12
12
12

Relative Humidity (%)

73
79
87
89
90
91
91
93
93
95
95
95
88
84
80
68
58
50
46
44
41
41
41
40

Pressure (mb)

1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1026
1025
1024
1023
1022
1020
1019
1018
1017

Ozone (du)

331
329
327
323
319
315
312
308
305
303
301
299
298
297
296
295
295
294
293
292
291
290
290
290

Sunday 4

Waning Crescent 31%

03:05

13:25

18 Good
19 Good
20 Good
21 Good
22 OK
23 OK
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 OK
13 Bad

Sun - Rise: 06:10, Set: 18:44, Transit: 12:27. Moon - Rise: 03:05, Set: 13:25. Civil Dark: 19:09 - 05:45. Nautical Dark: 19:39 - 05:15. Astro Dark: 20:09 - 04:45

Total Clouds (% Sky Obscured)

8
6
12
18
23
19
14
11
8
4
0
0
0
0
0
0
0
11
20
33

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
1
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
22
19
18
17
15
15
15
15
14
14
13
15
17
19
22
26
29
30
31

Feels Like (°C)

25
25
24
17
17
16
16
16
16
15
15
15
15
16
15
22
25
26
28
28

Dew Point (°C)

12
12
12
11
10
9
9
9
9
9
9
9
9
10
10
11
13
14
14
14

Relative Humidity (%)

46
54
62
63
65
67
68
69
70
70
71
72
67
62
56
50
44
38
37
35

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1017
1016
1016
1015
1015
1015
1015
1015
1014
1013
1013
1012
1011

Ozone (du)

290
290
290
291
292
293
293
293
293
293
293
293
293
293
292
292
291
291
291
291

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

Generated: 28/09/26 18:41:37. Forecast: 28/09/26 to 04/10/26. Timezone: UTC+2.00