Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 25

Waxing Gibbous 68%

14:51

01:55

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

Sun - Rise: 07:10, Set: 18:04, Transit: 12:37. Moon - Rise: 14:51, Set: 01:55. Civil Dark: 18:30 - 06:45. Nautical Dark: 18:59 - 06:15. Astro Dark: 19:28 - 05:46

Total Clouds (% Sky Obscured)

19
5
0
0
1
1
0
0
0
0
0
16
0
38
37
49
47
46
14
38
38
49
75
75

Low Clouds (% Sky Obscured)

4
1
0
0
0
0
0
0
0
0
0
5
0
14
14
19
18
13
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
20
12
33
33
39
3
32

High Clouds (% Sky Obscured)

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

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
10
10
11
10
9
4
2
2
4
3
2
2
2
2
2
2
2
3
3
3
3
5
6

Chance of Frost

Temperature (°C)

28
28
29
28
27
25
23
20
19
17
16
15
15
15
13
12
11
11
11
10
11
14
18
20

Feels Like (°C)

27
27
26
25
24
23
21
20
20
18
17
17
18
17
16
15
13
13
12
12
11
14
16
17

Dew Point (°C)

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

Relative Humidity (%)

32
28
22
20
23
27
34
40
46
54
66
76
83
83
83
84
84
84
85
84
74
63
56
48

Pressure (mb)

1009
1009
1008
1008
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1012
1011
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

275
274
274
274
272
272
270
268
266
265
266
266
265
264
263
264
264
264
264
264
264
265
265
265

Sunday 26

Waxing Gibbous 78%

15:20

02:58

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 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:11, Set: 18:03, Transit: 12:37. Moon - Rise: 15:20, Set: 02:58. Civil Dark: 18:29 - 06:45. Nautical Dark: 18:58 - 06:16. Astro Dark: 19:27 - 05:47

Total Clouds (% Sky Obscured)

70
75
71
100
99
98
80
68
96
51
84
83
88
85
82
82
87
73
58
45
42
39
62
83

Low Clouds (% Sky Obscured)

11
21
27
100
81
79
80
68
96
21
84
83
88
85
82
82
87
73
51
22
21
39
32
83

Medium Clouds (% Sky Obscured)

60
66
62
87
97
97
70
2
69
42
49
63
46
53
22
3
14
16
0
0
0
0
34
18

High Clouds (% Sky Obscured)

70
5
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
4
2
3
3
5
4
4
4
8
9
8
7
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
Light Rain
Light Rain
Light Rain
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
32
89
74
73
45
31
25
26
71
95
95
82
87
72
57
51
38
30
26
24
25
20
23

Precipitation Amount (mm)

0
0
1.1
0.5
0.4
0
0
0
0
0.3
1
0.7
0.5
0.6
0.4
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
16
13
13
13
13
12
11
9
11
9
8
8
9
8
7
7
8
9
10
10
10
12

Dew Point (°C)

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

Relative Humidity (%)

42
37
38
52
69
74
73
75
75
66
75
90
88
87
83
79
76
74
76
76
73
63
59
54

Pressure (mb)

1011
1011
1010
1011
1012
1013
1013
1014
1015
1016
1017
1018
1019
1019
1020
1020
1020
1021
1022
1023
1024
1024
1025
1025

Ozone (du)

264
265
265
265
263
264
265
268
269
272
273
272
272
272
272
272
273
273
273
273
272
273
271
270

Monday 27

Waxing Gibbous 86%

15:46

03:58

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

Sun - Rise: 07:12, Set: 18:02, Transit: 12:37. Moon - Rise: 15:46, Set: 03:58. Civil Dark: 18:28 - 06:46. Nautical Dark: 18:57 - 06:17. Astro Dark: 19:26 - 05:47

Total Clouds (% Sky Obscured)

89
81
86
67
70
57
28
31
20
2
10
12
22
27
25
42
62
78
67
52
57
52
44
37

Low Clouds (% Sky Obscured)

86
71
76
67
70
57
25
22
14
2
10
10
18
21
21
42
62
78
64
52
57
52
44
37

Medium Clouds (% Sky Obscured)

40
35
30
6
3
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)

8
9
7
7
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 (%)

11
23
27
26
24
18
17
5
1
2
3
2
1
1
1
2
2
2
2
2
1
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)

9
10
10
10
9
8
5
3
1
2
2
2
3
3
3
3
3
3
3
3
3
2
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
12
11
11
11
11
12
11
11
11
9
9
8
8
8
7
7
6
7
8
9
11
13

Dew Point (°C)

5
6
6
7
7
7
7
7
6
6
6
5
5
5
4
4
4
3
3
3
4
4
5
5

Relative Humidity (%)

51
53
53
57
57
62
65
71
72
72
74
73
72
74
74
75
74
70
69
70
68
62
60
52

Pressure (mb)

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

Ozone (du)

271
271
271
270
269
269
267
267
268
269
269
268
267
266
264
265
267
268
269
268
267
266
264
264

Tuesday 28

Waxing Gibbous 92%

16:11

04:57

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

Sun - Rise: 07:13, Set: 18:01, Transit: 12:36. Moon - Rise: 16:11, Set: 04:57. Civil Dark: 18:27 - 06:47. Nautical Dark: 18:56 - 06:17. Astro Dark: 19:25 - 05:48

Total Clouds (% Sky Obscured)

29
29
33
36
42
30
15
0
1
1
2
1
1
30
25
26
20
22
21
27
26
12
13
14

Low Clouds (% Sky Obscured)

23
22
25
29
32
21
11
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
2
21
26
11
3
4
25
26
2
1
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
2
1
1
20
11
11
11
18
21
27
20
10
12
13

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

Chance of Frost

Temperature (°C)

16
16
17
17
17
16
15
14
12
12
11
10
9
9
8
8
7
7
8
8
8
11
14
17

Feels Like (°C)

14
16
16
16
15
15
14
13
11
11
10
9
9
9
6
6
6
5
6
6
7
10
14
18

Dew Point (°C)

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

Relative Humidity (%)

45
44
42
41
41
44
52
56
63
68
69
69
69
68
67
68
70
70
73
71
69
57
49
42

Pressure (mb)

1027
1026
1025
1025
1024
1024
1025
1025
1025
1025
1025
1025
1024
1023
1023
1022
1021
1021
1021
1020
1020
1019
1019
1018

Ozone (du)

264
264
263
262
261
261
261
259
259
258
258
256
255
254
254
254
253
253
253
253
254
256
257
257

Wednesday 29

Waxing Gibbous 97%

16:37

05:56

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

Sun - Rise: 07:13, Set: 18:00, Transit: 12:36. Moon - Rise: 16:37, Set: 05:56. Civil Dark: 18:26 - 06:48. Nautical Dark: 18:55 - 06:18. Astro Dark: 19:24 - 05:49

Total Clouds (% Sky Obscured)

14
15
24
51
48
77
82
92
62
55
55
43
28
19
38
54
72
72
74
74
71
67
64
61

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
5
26
47
69
72
73
73
70
67
63
55

Medium Clouds (% Sky Obscured)

0
0
0
38
13
47
41
44
3
0
0
4
8
10
7
9
10
2
0
0
0
0
0
20

High Clouds (% Sky Obscured)

14
14
24
34
43
49
38
45
40
40
40
23
10
0
0
1
1
1
0
0
0
1
1
11

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
1
3
3
2
3
5
6
7
10
12
6

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

Chance of Frost

Temperature (°C)

18
20
21
21
21
20
18
16
14
13
12
12
11
11
10
10
9
8
8
9
9
11
13
16

Feels Like (°C)

19
20
21
19
18
19
16
14
13
14
14
14
13
12
12
10
10
8
8
8
8
11
12
14

Dew Point (°C)

3
4
4
4
5
5
9
10
9
10
9
9
9
9
9
8
7
6
5
5
5
6
7
8

Relative Humidity (%)

37
34
32
32
34
38
53
67
73
79
81
83
87
88
90
87
87
85
82
80
75
71
65
61

Pressure (mb)

1017
1015
1014
1014
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1018
1018
1019
1019

Ozone (du)

258
259
260
259
260
260
260
262
263
265
267
266
264
266
266
265
265
265
265
265
266
266
267
268

Thursday 30

Waxing Gibbous 99%

17:03

06:55

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 OK
07 OK
08 OK
09 OK
10 Good
11 Good

Sun - Rise: 07:14, Set: 17:59, Transit: 12:36. Moon - Rise: 17:03, Set: 06:55. Civil Dark: 18:25 - 06:48. Nautical Dark: 18:54 - 06:19. Astro Dark: 19:24 - 05:49

Total Clouds (% Sky Obscured)

58
55
62
69
73
65
66
70
71
71
67
61
46
36
31
30
30
35
41
45
30
23
18
17

Low Clouds (% Sky Obscured)

45
36
28
21
15
23
40
56
43
37
33
30
26
23
17
8
0
0
0
1
0
0
0
3

Medium Clouds (% Sky Obscured)

39
44
48
61
71
65
56
60
67
59
38
25
13
0
0
1
1
14
26
39
30
23
18
16

High Clouds (% Sky Obscured)

14
15
10
10
10
5
10
10
12
12
14
29
40
36
31
29
25
22
23
32
23
17
12
7

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 (%)

3
0
1
1
0
3
9
1
3
5
1
3
2
0
2
2
1
2
2
0
1
1
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
3
4
5
6
8
6
4
2
2
2
2
2
2
3
2
2
2
2
3
3
2
2
1

Chance of Frost

Temperature (°C)

17
18
19
19
18
18
17
16
15
15
14
13
13
12
11
11
10
10
9
9
10
13
15
18

Feels Like (°C)

15
16
17
18
17
16
16
15
15
13
13
13
13
12
11
11
11
11
10
9
10
11
12
14

Dew Point (°C)

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

Relative Humidity (%)

59
54
52
53
52
52
55
56
59
63
68
71
74
75
76
76
76
76
73
70
69
62
56
52

Pressure (mb)

1019
1018
1018
1018
1019
1019
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1022
1022
1022

Ozone (du)

269
270
271
274
277
280
283
286
288
285
282
280
278
277
276
274
273
271
271
271
271
272
272
273

Friday 1

Full Moon 100%

17:33

07:55

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

Sun - Rise: 07:15, Set: 17:58, Transit: 12:36. Moon - Rise: 17:33, Set: 07:55. Civil Dark: 18:24 - 06:49. Nautical Dark: 18:53 - 06:19. Astro Dark: 19:23 - 05:50

Total Clouds (% Sky Obscured)

13
10
6
3
0
20
47
70
80
85
90
95
95
67
52
36
25
30
30
35

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

8
0
0
0
0
0
0
0
1
2
1
28
57
67
52
36
25
23
29
31

High Clouds (% Sky Obscured)

4
0
0
0
0
20
47
70
80
80
80
85
85
67
35
30
15
10
10
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

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
0

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)

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

Chance of Frost

Temperature (°C)

20
21
23
22
22
22
20
17
15
15
14
13
13
13
12
12
12
12
12
13

Feels Like (°C)

15
15
17
23
22
21
21
21
21
15
15
15
14
14
14
14
13
13
14
13

Dew Point (°C)

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

Relative Humidity (%)

45
38
33
33
33
32
37
44
51
54
58
62
60
57
55
56
56
57
57
57

Pressure (mb)

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

Ozone (du)

274
274
275
275
275
275
276
276
276
276
276
276
277
277
277
278
278
278
278
278

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

Generated: 25/04/26 12:09:13. Forecast: 25/04/26 to 01/05/26. Timezone: UTC+2.00