Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 13

Waning Crescent 9%

04:29

15:53

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

Sun - Rise: 07:24, Set: 17:47, Transit: 12:35. Moon - Rise: 04:29, Set: 15:53. Civil Dark: 18:13 - 06:57. Nautical Dark: 18:44 - 06:27. Astro Dark: 19:14 - 05:57

Total Clouds (% Sky Obscured)

95
94
100
100
100
100
96
98
63
93
92
96
100
100
79
39
18
2
25
9
0
0
0
0

Low Clouds (% Sky Obscured)

25
40
26
14
0
0
2
4
7
4
0
0
0
0
0
0
0
0
11
4
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
24
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

84
92
100
100
100
100
92
96
43
88
92
90
100
100
78
34
11
1
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)

2
2
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
11
11
11
10
10
9
9
9
8
8
8
8
10
12
13
15
18
18
19
19
19
18

Dew Point (°C)

9
9
8
9
8
8
8
7
7
7
7
7
7
6
6
7
7
6
7
8
8
8
10
9

Relative Humidity (%)

75
77
79
79
80
80
80
80
80
81
82
84
84
81
73
67
61
54
51
50
48
49
57
62

Pressure (mb)

1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1024
1024
1023
1022
1022
1021
1022
1022

Ozone (du)

287
287
286
283
282
280
280
282
283
282
279
277
275
272
272
274
273
272
273
276
276
274
273
274

Thursday 14

Waning Crescent 3%

05:40

16:28

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

Sun - Rise: 07:25, Set: 17:46, Transit: 12:35. Moon - Rise: 05:40, Set: 16:28. Civil Dark: 18:13 - 06:58. Nautical Dark: 18:43 - 06:28. Astro Dark: 19:13 - 05:58

Total Clouds (% Sky Obscured)

0
0
34
34
4
2
28
31
17
6
12
33
35
36
30
23
18
34
28
19
27
25
23
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
2
10
5
2
4
13
18
16
16
11
9
15
12
8
13
12
11
12

Medium Clouds (% Sky Obscured)

0
0
29
29
3
2
20
24
2
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 (%)

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)

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

Chance of Frost

Temperature (°C)

16
15
14
14
14
13
12
12
12
11
11
11
11
11
13
15
17
18
19
20
20
19
19
16

Feels Like (°C)

16
16
15
14
14
13
13
12
12
12
11
12
12
12
15
17
18
19
20
21
21
20
20
17

Dew Point (°C)

9
8
8
7
8
7
6
6
6
6
6
6
6
6
6
7
9
10
10
11
11
11
12
12

Relative Humidity (%)

63
62
63
64
66
65
66
67
68
68
70
72
72
71
62
59
59
58
56
56
57
58
65
74

Pressure (mb)

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

Ozone (du)

275
273
273
274
274
274
274
274
274
274
273
273
272
271
270
270
269
268
267
267
267
267
268
270

Friday 15

Waning Crescent 0%

06:55

17:10

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

Sun - Rise: 07:25, Set: 17:45, Transit: 12:35. Moon - Rise: 06:55, Set: 17:10. Civil Dark: 18:12 - 06:59. Nautical Dark: 18:42 - 06:28. Astro Dark: 19:13 - 05:59

Total Clouds (% Sky Obscured)

20
9
15
13
2
2
1
1
2
1
0
0
0
0
10
18
20
22
24
16
10
4
3
2

Low Clouds (% Sky Obscured)

13
9
10
9
0
0
0
0
0
0
0
0
0
0
7
12
11
10
9
7
4
2
1
1

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
1
1
1
1
1
1
1
1
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
1
84
86
86
86
86
100
100
100
100
100
100
100
100
100
100
100
100

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)

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

Chance of Frost

Temperature (°C)

15
14
13
12
12
12
11
11
11
11
11
11
10
10
12
14
16
17
19
20
20
20
19
18

Feels Like (°C)

15
15
13
13
13
13
13
13
13
12
12
12
11
12
14
16
17
19
20
21
20
20
21
19

Dew Point (°C)

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

Relative Humidity (%)

83
84
86
86
87
88
88
88
88
90
90
90
90
88
79
71
64
58
53
48
47
51
63
74

Pressure (mb)

1025
1026
1026
1026
1026
1026
1025
1025
1025
1025
1024
1024
1025
1025
1025
1025
1024
1024
1022
1022
1021
1021
1021
1021

Ozone (du)

270
270
270
270
270
271
271
272
271
270
269
270
272
272
272
271
271
271
270
269
268
268
267
266

Saturday 16

New Moon 1%

08:12

18:02

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

Sun - Rise: 07:26, Set: 17:45, Transit: 12:35. Moon - Rise: 08:12, Set: 18:02. Civil Dark: 18:11 - 06:59. Nautical Dark: 18:42 - 06:29. Astro Dark: 19:12 - 05:59

Total Clouds (% Sky Obscured)

0
0
0
0
20
39
55
64
72
80
75
75
70
62
50
40
35
34
28
45
61
54
81
91

Low Clouds (% Sky Obscured)

0
0
0
0
14
28
42
48
54
60
60
65
65
54
43
32
31
31
23
22
20
20
27
31

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
1
1
21
42
33
71
86

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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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)

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

Chance of Frost

Temperature (°C)

16
15
14
14
14
13
13
12
12
12
11
11
11
11
13
15
17
18
19
20
20
20
19
17

Feels Like (°C)

17
17
17
16
16
16
15
14
14
13
13
12
12
12
14
15
17
18
19
21
20
18
19
17

Dew Point (°C)

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

Relative Humidity (%)

81
86
87
87
84
83
83
80
80
77
76
73
73
69
61
51
48
48
48
48
49
54
65
81

Pressure (mb)

1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1020

Ozone (du)

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

Sunday 17

Waxing Crescent 5%

09:27

19:04

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
18 Bad

Sun - Rise: 07:27, Set: 17:44, Transit: 12:35. Moon - Rise: 09:27, Set: 19:04. Civil Dark: 18:11 - 07:00. Nautical Dark: 18:41 - 06:30. Astro Dark: 19:12 - 06:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
65
66
64
75
86
97
86
74
59
52
53

Low Clouds (% Sky Obscured)

33
28
22
17
16
15
13
17
18
32
31
27
16
9
7
4
6
8
10
10
12
16
21
26

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
2
1
0
0
0
0
1
2
3
7
12

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
100
100
100
13
22
30
48
71
91
61
30
0
5
9

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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
1
2
3
3
2
2
4
6
2
10
10
4
7
6
3
5
5
5
6
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)

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

Chance of Frost

Temperature (°C)

16
16
15
15
15
14
14
14
14
14
14
14
14
14
14
16
18
19
21
21
21
20
19
18

Feels Like (°C)

16
15
15
15
14
14
14
13
13
13
13
14
13
14
12
13
14
15
16
17
20
20
19
18

Dew Point (°C)

14
14
14
14
13
13
13
12
12
12
12
13
13
13
11
12
12
13
13
13
13
14
14
14

Relative Humidity (%)

87
89
92
92
92
92
92
90
89
87
90
90
92
90
82
74
69
64
61
57
62
67
72
78

Pressure (mb)

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

Ozone (du)

269
270
271
271
272
272
272
272
272
272
271
272
274
275
276
276
277
278
279
279
280
280
281
282

Monday 18

Waxing Crescent 11%

10:34

19:04

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
18 Bad

Sun - Rise: 07:28, Set: 17:43, Transit: 12:35. Moon - Rise: 10:34, Set: 19:04. Civil Dark: 18:10 - 07:01. Nautical Dark: 18:41 - 06:30. Astro Dark: 19:11 - 06:00

Total Clouds (% Sky Obscured)

59
48
45
42
57
67
79
90
95
100
95
87
81
70
52
40
52
54
56
69
84
100
99
99

Low Clouds (% Sky Obscured)

32
32
32
32
31
28
26
32
39
45
41
37
33
22
11
0
3
5
7
6
6
6
11
21

Medium Clouds (% Sky Obscured)

20
23
45
42
57
67
79
87
76
64
74
85
81
70
52
40
52
45
26
23
21
18
27
37

High Clouds (% Sky Obscured)

18
18
22
22
18
24
45
85
90
95
95
87
81
70
52
40
38
28
19
41
70
100
99
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
9
9
9
9
9
9

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
6
8
8
16
19
18
18
18
15
26
29
31
36
40
43
35
24
11
11
8
3
7
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
5
4
3
2
1
0
1
1
1
2
2
2
2
1
1
2
3
3
4
3
3
3
2

Chance of Frost

Temperature (°C)

17
16
16
15
14
14
14
13
13
12
12
12
12
12
15
17
19
20
22
23
22
22
21
20

Feels Like (°C)

17
16
12
13
12
13
12
12
12
13
13
13
12
12
14
16
17
17
17
17
25
24
23
23

Dew Point (°C)

14
15
14
13
12
12
12
12
11
11
11
11
10
10
11
12
13
12
12
10
12
14
15
15

Relative Humidity (%)

85
92
90
89
87
89
90
92
92
92
92
90
89
87
79
73
68
59
52
45
52
59
67
70

Pressure (mb)

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

Ozone (du)

284
285
287
289
290
289
287
286
286
286
286
286
287
287
287
287
286
286
285
285
285
285
285
286

Tuesday 19

Waxing Crescent 20%

11:30

20:14

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

Sun - Rise: 07:28, Set: 17:43, Transit: 12:36. Moon - Rise: 11:30, Set: 20:14. Civil Dark: 18:10 - 07:01. Nautical Dark: 18:40 - 06:31. Astro Dark: 19:11 - 06:01

Total Clouds (% Sky Obscured)

98
96
94
91
94
97
100
100
100
100
93
85
73
79
89
100
83
64
46

Low Clouds (% Sky Obscured)

31
35
35
39
20
10
0
0
0
0
5
9
14
23
34
45
34
26
13

Medium Clouds (% Sky Obscured)

46
40
22
19
21
21
30
34
33
32
43
49
73
79
89
100
83
64
46

High Clouds (% Sky Obscured)

98
80
60
43
66
83
100
100
100
100
91
80
71
79
89
100
73
47
10

ISS Passover

Visibility (miles)

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

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

6
8
7
4
6
7
4
7
7
5
28
40
49
49
46
42
37
29
17

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
21
16
17
18
17
17
17
17
15
15
15
16
17
16
17
18
18
19

Dew Point (°C)

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

Relative Humidity (%)

73
76
73
72
70
65
63
61
60
59
58
62
65
71
69
68
67
64
60

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1017

Ozone (du)

288
289
290
291
292
293
293
294
293
293
292
291
291
290
291
291
292
293
294

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

Generated: 13/05/26 19:11:07. Forecast: 13/05/26 to 19/05/26. Timezone: UTC+2.00