Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 10

Third Quarter 40%

00:23

14:23

10 Good
11 OK
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

Sun - Rise: 06:59, Set: 18:22, Transit: 12:40. Moon - Rise: 00:23, Set: 14:23. Civil Dark: 18:47 - 06:34. Nautical Dark: 19:16 - 06:05. Astro Dark: 19:45 - 05:36

Total Clouds (% Sky Obscured)

1
9
99
86
100
99
100
100
100
90
100
100
100
100
100
93
94
79
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
4
0
1
4
3
3
0
1
6
54
27
66
83
79
80
77

Medium Clouds (% Sky Obscured)

0
0
22
39
40
42
42
37
29
45
68
91
99
96
94
80
79
61
31
34
40
40
40
58

High Clouds (% Sky Obscured)

1
7
99
68
100
98
100
100
100
72
100
100
100
92
90
77
72
47
100
100
100
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
2
9
4
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)

4
5
9
10
12
14
12
12
8
7
5
4
4
5
4
4
4
4
3
4
4
3
3
4

Chance of Frost

Temperature (°C)

29
32
33
34
34
34
33
28
25
23
22
21
21
20
20
19
19
18
18
17
18
18
18
19

Feels Like (°C)

31
32
32
31
31
31
30
25
23
22
21
21
21
20
21
19
20
19
18
17
18
17
18
19

Dew Point (°C)

13
13
10
9
10
7
6
12
14
15
15
16
16
16
15
15
15
15
15
15
15
15
15
15

Relative Humidity (%)

36
31
25
22
22
19
18
36
49
58
64
70
73
74
75
76
78
80
83
85
85
83
82
80

Pressure (mb)

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

Ozone (du)

254
253
253
254
254
255
255
255
255
256
258
259
260
261
261
262
262
262
264
265
266
266
266
266

Saturday 11

Waning Crescent 30%

01:25

14:59

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

Sun - Rise: 07:00, Set: 18:21, Transit: 12:40. Moon - Rise: 01:25, Set: 14:59. Civil Dark: 18:46 - 06:35. Nautical Dark: 19:15 - 06:06. Astro Dark: 19:44 - 05:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
100
100
100
100
100
97
100
100
100
97
87
89
89
78
81
75
72
87

Low Clouds (% Sky Obscured)

75
71
47
45
33
42
26
51
40
25
34
65
31
39
19
14
16
29
37
39
50
62
59
82

Medium Clouds (% Sky Obscured)

40
69
55
100
100
67
92
84
82
91
86
83
86
70
89
92
66
31
35
33
14
3
2
9

High Clouds (% Sky Obscured)

100
100
100
100
100
96
100
100
100
100
100
60
100
100
100
17
24
25
21
8
3
1
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
1
100
100
100
100
100
99
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
1
3
8
12
17
6
5
5
4
4
4
2
2
0
0
0
0
1
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)

4
3
3
4
5
5
6
6
7
8
7
6
4
3
2
2
1
1
2
2
2
2
2
3

Chance of Frost

Temperature (°C)

19
20
21
22
22
23
23
23
22
21
20
19
19
19
18
18
17
17
17
17
17
17
18
18

Feels Like (°C)

19
20
21
22
22
23
22
22
20
18
18
18
18
18
18
17
18
17
18
18
19
19
19
19

Dew Point (°C)

16
16
16
16
15
15
15
15
15
16
15
15
15
15
15
14
15
15
16
16
16
16
15
15

Relative Humidity (%)

78
77
74
66
62
61
59
61
65
73
76
77
78
78
80
81
85
86
90
92
92
92
85
78

Pressure (mb)

1020
1020
1019
1019
1018
1017
1017
1018
1018
1018
1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

267
267
265
264
263
261
259
260
261
261
261
261
262
260
260
259
258
258
259
260
261
261
260
255

Sunday 12

Waning Crescent 21%

02:28

15:31

10 Bad
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 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 Good
07 OK
08 Good
09 Good

Sun - Rise: 07:01, Set: 18:20, Transit: 12:40. Moon - Rise: 02:28, Set: 15:31. Civil Dark: 18:45 - 06:35. Nautical Dark: 19:14 - 06:06. Astro Dark: 19:43 - 05:37

Total Clouds (% Sky Obscured)

77
80
75
68
64
50
61
70
66
58
61
60
57
72
70
61
56
58
23
9
2
24
3
0

Low Clouds (% Sky Obscured)

66
71
74
68
64
50
61
70
66
58
61
60
57
53
33
22
17
17
11
5
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
6
2
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
2
0
11
6
10
18
15
20
20
35
29
22
29
28
6
0
1
10
1
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
3
9
9
9
9
9
9
9
9

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
2
2
1
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)

4
4
4
3
2
4
5
7
8
7
6
5
5
4
4
3
3
2
2
2
1
1
1
1

Chance of Frost

Temperature (°C)

20
21
21
22
23
23
24
23
22
21
19
19
18
18
17
17
17
16
16
16
16
15
16
18

Feels Like (°C)

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

Dew Point (°C)

14
14
13
12
12
12
13
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
14
14

Relative Humidity (%)

71
64
58
53
52
50
52
60
66
69
73
77
78
82
85
85
87
89
90
93
95
95
86
76

Pressure (mb)

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

Ozone (du)

254
253
252
251
250
250
251
251
251
251
250
249
249
249
249
249
249
250
251
252
252
252
252
253

Monday 13

Waning Crescent 13%

03:32

16:01

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

Sun - Rise: 07:01, Set: 18:18, Transit: 12:39. Moon - Rise: 03:32, Set: 16:01. Civil Dark: 18:43 - 06:36. Nautical Dark: 19:13 - 06:07. Astro Dark: 19:41 - 05:38

Total Clouds (% Sky Obscured)

1
0
1
14
34
53
78
83
86
81
70
57
46
47
48
44
42
35
33
35
39
39
45
52

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
9
18
27
31
37
41
33
24
17
22
29
29
30
30

Medium Clouds (% Sky Obscured)

0
0
0
0
8
16
27
18
10
0
4
7
10
7
4
0
6
13
15
16
18
18
20
23

High Clouds (% Sky Obscured)

1
0
0
3
30
53
78
83
86
81
61
29
1
2
2
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 (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
1
4
3
10
9
3
9
11
1
9
15
3
17
16
0
0
0
0
1
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
26
28
30
29
29
30
29
26
25
24
23
24
22
22
22
22
22
21
22
21
21
21
24

Dew Point (°C)

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

Relative Humidity (%)

67
59
51
42
35
35
35
41
61
74
80
84
85
84
85
85
82
81
80
80
81
81
75
65

Pressure (mb)

1014
1013
1012
1010
1009
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1008
1008
1007
1007
1007
1007
1008
1008
1008

Ozone (du)

254
255
256
258
259
259
259
259
259
260
259
261
261
259
259
259
259
260
259
260
260
260
260
261

Tuesday 14

Waning Crescent 13%

04:36

16:29

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

Sun - Rise: 07:02, Set: 18:17, Transit: 12:39. Moon - Rise: 04:36, Set: 16:29. Civil Dark: 18:42 - 06:37. Nautical Dark: 19:11 - 06:08. Astro Dark: 19:40 - 05:39

Total Clouds (% Sky Obscured)

59
50
39
31
21
11
0
21
38
58
55
55
57
57
51
48
60
75
96
97
98
98
95
92

Low Clouds (% Sky Obscured)

33
25
15
6
4
3
0
1
2
3
7
10
14
21
25
22
45
69
89
82
75
64
76
85

Medium Clouds (% Sky Obscured)

23
23
20
18
12
6
0
0
0
0
13
23
25
35
35
30
32
50
67
75
88
98
89
79

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
19
25
37
35
41
43
26
11
3
4
4
4
17
31
57
47
24

ISS Passover

Visibility (miles)

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

Fog (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

6
5
17
8
3
0
0
0
0
0
1
5
7
19
34
40
87
89
91
95
95
95
95
91

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.7
0.9
0.9
0.9
1
0.6

Wind Speed/Direction (mph)

5
7
8
11
15
15
15
15
13
11
9
7
7
7
4
2
4
5
5
7
8
8
9
11

Chance of Frost

Temperature (°C)

22
24
25
26
26
26
25
25
24
21
20
20
20
19
19
18
17
17
17
16
16
16
15
17

Feels Like (°C)

24
25
26
26
25
23
22
22
21
19
19
19
19
18
17
16
16
17
17
17
16
16
15
14

Dew Point (°C)

14
13
12
11
10
8
7
6
5
5
7
8
9
10
10
10
11
12
13
13
13
13
13
13

Relative Humidity (%)

58
51
45
40
36
32
30
29
30
34
40
45
50
54
56
59
65
70
76
81
81
82
85
79

Pressure (mb)

1008
1008
1007
1007
1006
1006
1007
1007
1007
1008
1009
1009
1009
1009
1010
1010
1011
1012
1013
1014
1015
1016
1017
1018

Ozone (du)

259
258
257
257
257
258
258
257
257
258
260
260
260
261
262
261
261
262
262
263
266
269
273
275

Wednesday 15

Waning Crescent 6%

05:43

16:56

10 Bad
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 OK
00 OK
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good

Sun - Rise: 07:03, Set: 18:16, Transit: 12:39. Moon - Rise: 05:43, Set: 16:56. Civil Dark: 18:41 - 06:38. Nautical Dark: 19:10 - 06:08. Astro Dark: 19:39 - 05:39

Total Clouds (% Sky Obscured)

88
91
95
99
96
92
87
78
73
70
68
63
53
38
23
16
13
7
9
7
3
0
1
1

Low Clouds (% Sky Obscured)

88
91
95
99
95
92
87
78
73
70
62
49
35
30
23
16
13
7
9
7
3
0
0
1

Medium Clouds (% Sky Obscured)

68
48
28
31
39
33
31
21
11
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)

7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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 (%)

57
48
39
29
26
25
21
19
19
17
16
14
9
8
6
1
1
1
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
12
11
10
9
9
9
9
9
9
9
9
10
9
9
9
8
8
7
7
7
7
7

Relative Humidity (%)

74
70
64
61
56
57
59
60
63
65
68
71
74
78
77
79
79
80
79
78
78
77
76
65

Pressure (mb)

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

Ozone (du)

277
279
278
277
276
274
273
271
271
271
271
272
273
274
275
275
276
274
273
272
271
271
270
271

Thursday 16

Waning Crescent 2%

06:53

17:26

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

Sun - Rise: 07:04, Set: 18:15, Transit: 12:39. Moon - Rise: 06:53, Set: 17:26. Civil Dark: 18:40 - 06:38. Nautical Dark: 19:09 - 06:09. Astro Dark: 19:38 - 05:40

Total Clouds (% Sky Obscured)

1
4
7
10
6
3
0
4
6
9
11
12
10
25
44
73
85
94
100
95
89
81

Low Clouds (% Sky Obscured)

1
3
5
7
2
1
0
0
0
0
0
0
0
9
17
26
27
32
33
29
22
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
10
7
65
70
65
65

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
3
4
8
12
10
18
21
32
77
90
100
95
89
81

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

Fog (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Precipitation Type

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

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

Wind Speed/Direction (mph)

1
1
2
3
5
5
6
7
6
5
4
2
1
2
2
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

15
18
19
20
22
22
22
22
20
18
16
15
14
13
13
12
11
11
11
11
11
12

Feels Like (°C)

13
15
16
16
17
23
23
22
22
22
22
14
13
14
13
12
12
10
10
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

56
51
44
37
33
34
34
35
43
52
65
66
66
68
69
70
71
67
65
60
60
60

Pressure (mb)

1018
1017
1016
1015
1013
1013
1012
1011
1011
1012
1012
1011
1011
1011
1011
1010
1010
1009
1009
1009
1009
1009

Ozone (du)

271
271
270
270
269
269
269
268
269
270
270
270
270
270
270
270
270
272
274
276
277
278

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

Generated: 10/04/26 10:49:26. Forecast: 10/04/26 to 16/04/26. Timezone: UTC+2.00