Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 26

First Quarter 56%

13:36

00:02

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

Sun - Rise: 05:56, Set: 19:48, Transit: 12:52. Moon - Rise: 13:36, Set: 00:02. Civil Dark: 20:16 - 05:29. Nautical Dark: 20:49 - 04:55. Astro Dark: 21:25 - 04:20

Total Clouds (% Sky Obscured)

89
86
88
72
74
67
20
31
13
0
11
4
0
0
0
0
0
2
3
6
20
9
10
3

Low Clouds (% Sky Obscured)

7
6
5
1
0
0
0
4
2
0
2
0
0
0
0
0
0
0
1
2
0
0
0
0

Medium Clouds (% Sky Obscured)

78
78
77
66
74
67
19
23
4
0
3
4
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
39
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
12
9
10
2

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
2
4
5
1
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
2
2
4
3
5
7
8
11
14
13
12
9
7
5
3
3
2
1
1
2
2
2
1

Chance of Frost

Temperature (°C)

19
21
23
25
26
29
31
32
32
30
28
26
23
22
21
20
19
18
18
17
17
16
16
17

Feels Like (°C)

20
22
23
25
25
27
29
30
28
27
25
24
22
22
22
21
21
20
20
20
20
17
19
20

Dew Point (°C)

15
14
13
12
10
9
7
5
7
7
9
10
10
11
12
13
13
13
13
13
13
12
13
11

Relative Humidity (%)

73
64
54
44
35
29
22
18
21
24
29
35
43
49
56
65
69
71
73
74
77
78
81
69

Pressure (mb)

1013
1013
1012
1012
1012
1011
1010
1009
1009
1009
1010
1011
1012
1014
1015
1015
1015
1015
1014
1014
1014
1014
1014
1015

Ozone (du)

269
269
269
268
266
267
266
266
265
265
265
264
264
265
266
266
266
266
266
267
267
269
268
268

Tuesday 27

Waxing Gibbous 67%

14:48

00:46

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

Sun - Rise: 05:57, Set: 19:48, Transit: 12:52. Moon - Rise: 14:48, Set: 00:46. Civil Dark: 20:15 - 05:30. Nautical Dark: 20:48 - 04:56. Astro Dark: 21:24 - 04:21

Total Clouds (% Sky Obscured)

12
10
3
3
4
51
66
38
53
77
96
97
94
86
87
79
59
63
60
57
70
49
35
28

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
3
10
31
73
96
97
94
81
87
79
59
63
60
57
70
49
25
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
37
56
23
18
0
14
5
2
0
0
0
0
0
0
0
3
0
0
0

High Clouds (% Sky Obscured)

12
8
1
1
1
0
1
0
0
0
0
0
0
0
0
12
10
8
6
0
22
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
1
3
4
2
1
2
0
1
1
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
5
7
8
9
14
15
15
14
12
10
9
8
8
7
5
5
4
4
4
4
4

Chance of Frost

Temperature (°C)

20
23
26
28
30
31
32
32
28
27
25
23
21
21
20
20
20
19
19
19
18
18
18
19

Feels Like (°C)

23
25
27
28
30
31
32
28
25
25
22
21
19
19
19
18
18
18
18
17
17
17
17
19

Dew Point (°C)

13
12
13
12
12
11
11
15
15
16
17
16
16
16
15
15
15
14
14
14
13
14
14
15

Relative Humidity (%)

61
51
44
37
31
28
26
35
43
52
61
66
69
73
72
72
74
72
72
72
72
73
77
77

Pressure (mb)

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

Ozone (du)

268
269
269
269
269
268
269
268
267
267
267
267
267
267
266
265
264
263
264
264
264
264
264
264

Wednesday 28

Waxing Gibbous 78%

16:01

01:39

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

Sun - Rise: 05:58, Set: 19:47, Transit: 12:52. Moon - Rise: 16:01, Set: 01:39. Civil Dark: 20:14 - 05:31. Nautical Dark: 20:47 - 04:58. Astro Dark: 21:23 - 04:23

Total Clouds (% Sky Obscured)

60
67
45
42
45
25
39
35
31
34
58
73
85
94
82
58
33
28
26
24
24
16
13
3

Low Clouds (% Sky Obscured)

55
67
45
42
45
25
39
35
22
31
54
68
82
94
82
58
20
15
14
12
10
6
13
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
0
0
0
1
1
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
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
1
2
1
1
1
0
0
0
1
1
0
1
2
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)

4
2
3
6
8
9
13
15
15
17
16
13
12
11
10
8
7
5
5
4
4
3
3
3

Chance of Frost

Temperature (°C)

20
22
25
26
28
29
29
28
27
26
24
22
20
19
19
19
19
18
18
18
17
17
17
19

Feels Like (°C)

21
22
24
25
27
27
27
27
25
23
21
20
18
17
16
16
17
18
18
18
18
18
18
19

Dew Point (°C)

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

Relative Humidity (%)

69
62
59
55
53
50
49
47
47
49
56
62
68
69
72
73
75
78
81
83
85
85
86
81

Pressure (mb)

1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1015
1016
1016
1017
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

263
262
262
261
263
263
263
263
263
262
261
261
260
260
261
260
260
259
259
260
261
260
260
260

Thursday 29

Waxing Gibbous 87%

17:09

02:42

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

Sun - Rise: 05:59, Set: 19:46, Transit: 12:52. Moon - Rise: 17:09, Set: 02:42. Civil Dark: 20:14 - 05:32. Nautical Dark: 20:47 - 04:59. Astro Dark: 21:22 - 04:24

Total Clouds (% Sky Obscured)

7
14
13
5
1
0
0
0
0
0
0
0
12
27
39
46
56
64
66
59
53
54
49
49

Low Clouds (% Sky Obscured)

7
14
13
5
1
0
0
0
0
0
0
0
9
25
36
42
53
58
61
51
44
44
36
33

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
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 (%)

1
4
2
1
1
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
0
1
1
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)

3
3
4
4
6
7
9
11
14
16
14
12
9
8
6
3
2
1
1
1
1
1
1
2

Chance of Frost

Temperature (°C)

20
23
26
29
31
33
34
33
31
30
28
26
24
23
22
21
21
20
20
20
20
20
20
21

Feels Like (°C)

21
24
27
30
32
33
34
31
30
29
26
25
24
23
22
23
23
24
24
23
23
24
24
25

Dew Point (°C)

14
15
16
16
16
15
15
16
18
19
18
18
18
19
19
19
18
18
19
18
18
18
19
18

Relative Humidity (%)

68
59
52
45
40
34
32
37
45
50
53
60
70
79
84
85
85
88
89
89
89
91
92
85

Pressure (mb)

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

Ozone (du)

260
260
259
259
259
260
258
258
258
259
259
258
258
259
259
260
261
262
262
262
262
262
262
263

Friday 30

Waxing Gibbous 94%

18:10

03:53

08 OK
09 OK
10 Good
11 Good
12 OK
13 OK
14 OK
15 Bad
16 Bad
17 OK
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

Sun - Rise: 06:00, Set: 19:46, Transit: 12:52. Moon - Rise: 18:10, Set: 03:53. Civil Dark: 20:13 - 05:33. Nautical Dark: 20:46 - 05:00. Astro Dark: 21:21 - 04:25

Total Clouds (% Sky Obscured)

39
21
5
10
14
19
20
25
24
33
57
77
72
73
72
70
68
65
67
69
68
62
62
67

Low Clouds (% Sky Obscured)

30
14
2
5
8
10
12
17
13
27
57
77
72
73
72
70
68
65
67
69
68
62
62
67

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
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 (%)

1
1
0
0
0
0
0
0
0
2
4
6
19
24
23
19
15
8
10
10
8
10
9
4

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
5
7
9
11
13
14
15
13
11
10
8
6
5
4
3
2
2
2
3
3
3

Chance of Frost

Temperature (°C)

22
24
27
29
31
32
34
33
31
30
28
26
24
23
22
21
21
21
20
20
20
20
20
21

Feels Like (°C)

26
27
29
31
32
33
33
30
29
27
26
25
22
22
22
22
21
21
21
20
21
21
21
22

Dew Point (°C)

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

Relative Humidity (%)

76
65
56
47
38
32
28
31
35
42
48
55
66
72
78
84
84
84
85
84
85
85
84
84

Pressure (mb)

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

Ozone (du)

263
263
263
262
260
260
260
260
259
259
259
258
260
260
260
260
260
260
260
261
261
262
262
262

Saturday 31

Waxing Gibbous 99%

19:01

05:06

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

Sun - Rise: 06:01, Set: 19:45, Transit: 12:52. Moon - Rise: 19:01, Set: 05:06. Civil Dark: 20:12 - 05:34. Nautical Dark: 20:45 - 05:01. Astro Dark: 21:20 - 04:27

Total Clouds (% Sky Obscured)

50
39
29
44
54
66
76
76
73
70
58
53
54
50
53
48
41
34
32
27
21
37
51
64

Low Clouds (% Sky Obscured)

50
39
29
44
54
66
69
69
69
65
58
53
54
49
45
42
35
27
22
18
15
25
39
50

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
2

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 (%)

12
14
11
12
12
10
15
16
15
18
17
8
13
13
8
11
10
6
8
10
4
6
8
4

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
5
7
9
11
13
14
14
14
12
11
9
7
5
4
3
2
2
2
2
2
1
1

Chance of Frost

Temperature (°C)

21
23
26
28
29
30
31
30
29
28
26
24
22
22
20
20
20
19
19
19
18
18
19
19

Feels Like (°C)

22
23
25
27
27
28
28
31
30
28
26
25
23
20
19
20
20
20
20
20
20
20
20
19

Dew Point (°C)

18
19
21
22
22
22
21
22
22
22
20
19
17
17
17
17
17
17
17
18
18
18
17
16

Relative Humidity (%)

84
78
73
69
64
60
56
60
65
72
71
71
71
75
79
82
85
89
92
93
95
96
89
82

Pressure (mb)

1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1017
1017
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

262
262
263
263
263
263
264
264
263
263
263
263
262
263
263
263
263
263
263
264
264
265
265
265

Sunday 1

Waxing Gibbous 100%

19:43

06:18

08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad
00 OK
01 OK

Sun - Rise: 06:02, Set: 19:44, Transit: 12:53. Moon - Rise: 19:43, Set: 06:18. Civil Dark: 20:11 - 05:35. Nautical Dark: 20:44 - 05:02. Astro Dark: 21:18 - 04:28

Total Clouds (% Sky Obscured)

62
59
55
50
46
39
38
36
35
29
25
24
42
58
74
59
45
29

Low Clouds (% Sky Obscured)

53
56
55
50
42
30
29
28
29
25
23
18
24
28
32
26
18
14

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

2
2
4
5
3
0
0
0
0
0
0
0
18
36
55
39
21
2

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 (%)

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

2
4
6
8
9
10
12
12
13
13
12
11
10
9
7
6
4
3

Chance of Frost

Temperature (°C)

21
22
24
25
27
28
30
29
27
26
24
23
21
20
20
19
18
18

Feels Like (°C)

19
22
22
22
22
22
23
31
28
26
25
25
24
18
18
19
18
18

Dew Point (°C)

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

Relative Humidity (%)

77
66
57
48
44
39
35
39
44
48
51
55
61
66
71
77
81
85

Pressure (mb)

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

Ozone (du)

265
267
268
269
268
267
266
265
265
264
263
262
262
262
262
262
261
261

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

Generated: 26/01/26 08:05:06. Forecast: 26/01/26 to 01/02/26. Timezone: UTC+2.00