Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Crescent 5%

06:28

20:54

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

Sun - Rise: 05:23, Set: 19:28, Transit: 12:25. Moon - Rise: 06:28, Set: 20:54. Civil Dark: 19:56 - 04:55. Nautical Dark: 20:29 - 04:21. Astro Dark: 21:05 - 03:44

Total Clouds (% Sky Obscured)

18
10
1
1
1
2
20
16
1
0
0
0
0
1
0
0
37
15
24
89
100
68
91
61

Low Clouds (% Sky Obscured)

0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
14
29

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
16
17
26

High Clouds (% Sky Obscured)

14
2
1
1
1
2
20
16
1
0
0
0
0
1
0
0
37
13
14
89
100
36
66
10

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
1
5

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
8
6
5
4
3
3
3
3
3
2
1
4
6
8
9
10
13
15
17
17
16
15
14

Chance of Frost

Temperature (°C)

19
18
17
16
15
15
14
14
13
13
13
16
19
23
25
28
31
31
31
29
28
25
23
21

Feels Like (°C)

16
16
17
17
16
16
15
13
13
15
16
17
20
23
25
28
30
30
27
26
24
21
20
18

Dew Point (°C)

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

Relative Humidity (%)

69
77
83
86
86
87
86
86
86
87
82
66
52
41
33
28
24
21
24
37
43
49
57
66

Pressure (mb)

1017
1017
1017
1017
1016
1016
1015
1014
1014
1013
1014
1013
1013
1012
1012
1011
1010
1009
1008
1008
1008
1009
1009
1011

Ozone (du)

298
298
298
298
298
297
297
297
298
302
303
305
305
306
302
298
298
299
299
299
300
300
300
300

Saturday 22

Waxing Crescent 10%

07:20

21:48

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

Sun - Rise: 05:23, Set: 19:29, Transit: 12:26. Moon - Rise: 07:20, Set: 21:48. Civil Dark: 19:57 - 04:55. Nautical Dark: 20:30 - 04:20. Astro Dark: 21:06 - 03:43

Total Clouds (% Sky Obscured)

92
100
99
98
99
91
89
84
89
98
99
94
93
81
89
71
57
50
37
26
22
22
21
27

Low Clouds (% Sky Obscured)

67
76
68
74
95
90
83
50
72
95
95
93
93
81
89
71
57
50
16
13
10
10
12
27

Medium Clouds (% Sky Obscured)

39
51
41
43
66
77
77
58
71
80
71
60
41
40
49
22
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

38
100
98
10
5
5
1
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
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
20
21
31
32
28
28
30
44
33
30
29
25
23
15
3
0
0
0
0
0
1
2
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
11
9
8
7
6
4
4
5
7
9
5
8
8
9
13
13
12
12
14
14
14
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
15
16
16
16
16
16
15
16
16
15
15
15
15
14
13
12
14
11
9
9
11
12
13

Relative Humidity (%)

78
81
82
85
84
82
82
82
86
86
82
77
73
69
57
52
49
50
39
33
35
41
49
60

Pressure (mb)

1012
1013
1013
1014
1014
1014
1013
1014
1014
1015
1016
1016
1017
1017
1017
1018
1018
1018
1017
1017
1017
1018
1019
1020

Ozone (du)

301
305
306
306
306
307
308
310
307
308
310
308
304
303
303
304
306
305
305
304
303
303
302
301

Sunday 23

Waxing Crescent 16%

08:17

22:37

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

Sun - Rise: 05:22, Set: 19:29, Transit: 12:26. Moon - Rise: 08:17, Set: 22:37. Civil Dark: 19:58 - 04:54. Nautical Dark: 20:31 - 04:20. Astro Dark: 21:08 - 03:43

Total Clouds (% Sky Obscured)

29
43
40
46
45
30
50
46
28
1
0
3
9
1
1
2
2
1
0
1
0
0
0
0

Low Clouds (% Sky Obscured)

26
43
35
46
45
22
49
46
28
1
0
3
9
1
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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
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 (%)

22
27
26
26
23
18
4
13
4
0
1
1
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
6
5
4
3
2
2
3
3
3
2
1
1
2
5
4
5
8
9
12
14
16
13
11

Chance of Frost

Temperature (°C)

19
18
18
17
17
17
16
15
15
14
14
17
18
21
24
26
28
30
30
30
28
26
24
21

Feels Like (°C)

18
18
17
17
17
16
16
15
15
15
16
19
20
22
25
26
27
28
29
27
24
22
21
19

Dew Point (°C)

14
15
15
14
14
14
14
14
14
13
13
13
12
12
11
10
8
7
7
6
7
10
11
11

Relative Humidity (%)

72
81
82
82
82
85
89
89
92
93
92
79
66
57
46
36
28
24
22
21
26
35
45
52

Pressure (mb)

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

Ozone (du)

300
299
299
299
298
299
300
298
296
295
294
293
292
292
291
291
291
290
290
290
290
290
291
291

Monday 24

Waxing Crescent 24%

09:17

23:20

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

Sun - Rise: 05:22, Set: 19:30, Transit: 12:26. Moon - Rise: 09:17, Set: 23:20. Civil Dark: 19:59 - 04:54. Nautical Dark: 20:32 - 04:19. Astro Dark: 21:09 - 03:42

Total Clouds (% Sky Obscured)

6
12
19
17
14
11
15
20
25
16
8
1
1
1
1
11
24
34
25
34
28
21
22
26

Low Clouds (% Sky Obscured)

4
9
14
12
10
8
12
15
19
12
7
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)

0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
11
24
33
24
34
28
20
21
24

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
6
5
3
2
2
2
2
2
2
2
3
3
5
6
8
9
10
12
14
15
16
13
10

Chance of Frost

Temperature (°C)

19
18
17
16
15
15
14
14
14
14
16
18
20
23
27
30
32
34
35
33
31
30
27
26

Feels Like (°C)

18
17
17
17
16
17
16
16
16
16
17
19
21
24
27
31
32
32
33
29
27
26
26
25

Dew Point (°C)

12
13
13
13
13
12
12
12
11
11
10
8
6
6
6
6
4
3
2
8
11
10
11
12

Relative Humidity (%)

61
72
78
82
85
86
87
87
84
80
70
53
40
32
27
21
17
13
12
20
27
29
35
42

Pressure (mb)

1021
1022
1022
1022
1021
1021
1020
1020
1020
1019
1020
1019
1019
1018
1017
1016
1014
1013
1012
1011
1011
1011
1012
1012

Ozone (du)

291
292
292
291
291
291
290
289
289
290
291
291
291
291
290
290
289
289
289
290
290
289
289
289

Tuesday 25

Waxing Crescent 34%

10:19

23:57

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

Sun - Rise: 05:22, Set: 19:31, Transit: 12:26. Moon - Rise: 10:19, Set: 23:57. Civil Dark: 20:00 - 04:53. Nautical Dark: 20:33 - 04:19. Astro Dark: 21:10 - 03:41

Total Clouds (% Sky Obscured)

18
10
1
10
19
31
42
52
70
62
57
55
48
45
38
39
40
41
27
14
0
13
28
40

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
22
41
70
62
57
55
48
44
31
21
12
1
1
0
0
10
20
32

Medium Clouds (% Sky Obscured)

0
0
0
4
6
8
12
13
11
11
5
0
0
1
2
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

17
10
1
6
8
14
10
3
0
0
0
4
1
2
3
24
40
41
27
14
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
1
2
1
7
9
12

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
4
3
2
2
2
1
1
2
3
3
4
4
6
8
10
13
15
15
15
15
13
11

Chance of Frost

Temperature (°C)

24
22
20
19
18
17
16
16
16
16
17
18
18
23
27
30
31
31
31
29
28
26
25
23

Feels Like (°C)

24
24
22
20
19
19
19
18
17
16
17
17
18
22
24
26
27
27
28
30
28
25
25
24

Dew Point (°C)

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

Relative Humidity (%)

51
57
62
69
76
85
92
95
95
87
85
79
75
62
52
44
42
39
37
38
39
40
51
63

Pressure (mb)

1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1014
1015

Ozone (du)

288
287
286
286
286
287
287
287
286
285
285
285
286
287
287
287
288
289
290
290
290
290
290
290

Wednesday 26

Waxing Crescent 44%

11:22

00:30

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 OK

Sun - Rise: 05:21, Set: 19:32, Transit: 12:27. Moon - Rise: 11:22, Set: 00:30. Civil Dark: 20:00 - 04:53. Nautical Dark: 20:34 - 04:18. Astro Dark: 21:11 - 03:41

Total Clouds (% Sky Obscured)

55
65
74
78
82
88
90
88
84
88
91
96
95
93
93
83
75
66
63
64
67
56
48
39

Low Clouds (% Sky Obscured)

47
61
74
78
82
88
87
85
83
83
84
85
73
60
48
41
32
22
18
15
13
12
14
14

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
1
1
1
3
10
15
12
8
37
65
93
84
77
77
69
51
26
14
12
0
0
0
3

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 (%)

19
23
25
29
28
22
24
23
17
17
17
14
11
7
3
5
2
1
0
0
0
2
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)

10
9
7
6
5
4
4
4
4
4
5
6
7
8
9
10
12
14
17
17
17
17
16
14

Chance of Frost

Temperature (°C)

20
20
20
20
20
20
20
20
19
19
20
21
21
23
25
27
27
28
28
27
26
25
24
22

Feels Like (°C)

23
16
17
17
18
17
17
16
16
15
16
15
15
20
21
22
22
22
22
26
24
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

77
80
81
82
84
82
84
81
81
78
75
70
67
58
51
44
42
40
38
41
44
48
55
61

Pressure (mb)

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

Ozone (du)

291
290
289
288
288
288
288
287
286
285
285
285
285
285
285
285
285
284
284
284
284
284
284
285

Thursday 27

Waxing Crescent 55%

12:25

01:00

20 OK
21 OK
22 Good
23 Good
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 OK

Sun - Rise: 05:21, Set: 19:33, Transit: 12:27. Moon - Rise: 12:25, Set: 01:00. Civil Dark: 20:01 - 04:53. Nautical Dark: 20:35 - 04:18. Astro Dark: 21:13 - 03:40

Total Clouds (% Sky Obscured)

27
15
3
17
29
37
43
54
66
66
62
57
56
59
65
50
38
22

Low Clouds (% Sky Obscured)

10
6
2
5
9
9
6
4
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
11
22
29
25
22
20
21
22
10
2
2
0
0
0
4

High Clouds (% Sky Obscured)

2
1
0
0
0
0
12
33
45
40
31
27
30
38
50
37
21
5

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
1
0
1
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

20
19
19
18
18
18
17
17
17
17
19
22
24
27
30
32
33
35

Feels Like (°C)

21
14
15
16
16
16
16
18
17
18
17
18
17
27
27
27
28
29

Dew Point (°C)

14
14
14
14
14
14
13
13
12
12
11
11
10
10
10
9
6
3

Relative Humidity (%)

69
71
73
76
76
78
79
76
73
70
58
50
42
34
29
24
17
13

Pressure (mb)

1014
1014
1014
1014
1013
1012
1011
1011
1010
1010
1009
1009
1009
1008
1008
1007
1006
1005

Ozone (du)

285
286
286
287
287
286
286
286
287
288
288
289
289
289
289
288
290
291

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

Generated: 21/11/25 20:10:46. Forecast: 21/11/25 to 27/11/25. Timezone: UTC+2.00