Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 24

Waxing Gibbous 70%

14:11

01:31

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

Sun - Rise: 06:21, Set: 17:27, Transit: 11:54. Moon - Rise: 14:11, Set: 01:31. Civil Dark: 17:51 - 05:56. Nautical Dark: 18:19 - 05:28. Astro Dark: 18:47 - 05:00

Total Clouds (% Sky Obscured)

0
0
0
27
20
16
16
20
18
14
27
23
22
26
27
16
10
20
13
20
11
4
2
2

Low Clouds (% Sky Obscured)

0
0
0
27
20
16
16
20
18
14
27
23
22
26
27
16
10
20
13
20
11
4
2
2

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)

6
6
6
6
6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Fog (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.02
0.02
0.03
0.03
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

1
2
2
12
17
17
15
13
11
10
8
7
6
5
4
3
3
2
3
3
3
4
5
5

Chance of Frost

Temperature (°C)

28
30
31
29
28
27
26
25
24
23
23
22
21
21
21
20
20
19
19
19
19
20
21
22

Feels Like (°C)

28
31
32
31
30
29
26
25
25
24
23
22
22
21
21
21
20
19
19
19
19
20
21
23

Dew Point (°C)

15
17
18
20
20
20
19
19
19
19
19
18
18
18
18
18
17
17
17
17
17
17
18
18

Relative Humidity (%)

45
44
48
55
62
66
67
69
71
74
78
80
82
83
84
85
86
89
91
91
89
86
81
75

Pressure (mb)

1015
1015
1015
1015
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1020
1019
1019
1019
1018
1018
1018
1019
1019
1019

Ozone (du)

256
256
256
255
254
254
254
254
254
254
254
254
254
254
254
254
254
254
254
254
254
255
255
255

Wednesday 25

Waxing Gibbous 80%

14:53

02:33

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

Sun - Rise: 06:21, Set: 17:26, Transit: 11:53. Moon - Rise: 14:53, Set: 02:33. Civil Dark: 17:50 - 05:57. Nautical Dark: 18:19 - 05:29. Astro Dark: 18:46 - 05:01

Total Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
19
13
34
32
12
3
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
19
13
21
20
1
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
16
13
11
3
0
0
0
0
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
2
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
0.01
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
26
28
28
29
28
28
26
25
24
23
22
22
21
21
20
20
19
19
19
19
20
22
24

Dew Point (°C)

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

Relative Humidity (%)

68
64
61
61
61
63
67
72
77
84
89
91
91
90
90
89
87
85
81
77
72
67
62
55

Pressure (mb)

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

Ozone (du)

255
255
255
254
254
254
254
254
255
255
255
255
255
255
255
255
255
255
255
255
255
255
255
255

Thursday 26

Waxing Gibbous 88%

15:32

03:34

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

Sun - Rise: 06:22, Set: 17:25, Transit: 11:53. Moon - Rise: 15:32, Set: 03:34. Civil Dark: 17:50 - 05:57. Nautical Dark: 18:18 - 05:29. Astro Dark: 18:46 - 05:01

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
9
0
2
15
29
13
66
11
38
27
34
40
38
64
52
47
75
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
3
59
9
38
27
34
40
38
64
51
41
65
65

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
1
2
3
2
3
19
19

High Clouds (% Sky Obscured)

0
0
0
0
0
0
9
0
2
15
27
11
23
2
0
0
0
0
0
0
3
11
27
27

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
2
3
4
3
3
3
2
0
2
3
4
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.02
0.02
0.02
0.01
0.01
0
0.01
0.02
0.03
0.02

Wind Speed/Direction (mph)

8
8
9
10
10
9
7
6
7
6
10
15
18
19
19
18
16
14
12
10
9
7
6
6

Chance of Frost

Temperature (°C)

27
29
31
32
32
32
31
29
28
26
24
23
22
22
22
22
22
22
22
22
22
23
23
24

Feels Like (°C)

27
29
31
32
33
33
32
30
29
26
24
23
23
22
23
23
23
22
22
22
22
23
23
24

Dew Point (°C)

15
16
16
17
17
18
19
19
19
18
18
18
19
19
19
18
18
17
17
17
16
16
16
16

Relative Humidity (%)

49
45
42
41
41
44
49
54
59
64
70
76
81
83
81
77
74
73
73
72
70
68
65
60

Pressure (mb)

1013
1012
1011
1010
1009
1009
1009
1009
1010
1010
1011
1012
1013
1014
1015
1016
1016
1017
1017
1018
1019
1019
1020
1020

Ozone (du)

255
255
255
254
254
253
253
253
253
254
254
253
253
253
252
252
252
252
253
253
254
254
254
254

Friday 27

Waxing Gibbous 95%

16:10

04:33

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: 06:23, Set: 17:24, Transit: 11:53. Moon - Rise: 16:10, Set: 04:33. Civil Dark: 17:49 - 05:58. Nautical Dark: 18:17 - 05:30. Astro Dark: 18:45 - 05:02

Total Clouds (% Sky Obscured)

75
75
75
75
91
91
91
91
91
91
100
100
100
100
100
100
92
92
92
92
92
92
94
94

Low Clouds (% Sky Obscured)

65
65
65
65
77
77
77
77
77
77
100
100
100
100
100
100
1
1
1
1
1
1
0
0

Medium Clouds (% Sky Obscured)

19
19
19
19
81
81
81
81
81
81
3
3
3
3
3
3
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

27
27
27
27
7
7
7
7
7
7
16
16
16
16
16
16
92
92
92
92
92
92
94
94

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
1
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)

0.01
0.01
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
16
16
16
16
16
16
15
15
16
16
16
16
16
16
16
16
16
16
16
16
16

Relative Humidity (%)

56
54
53
54
56
58
59
60
61
62
63
66
70
73
76
79
82
85
87
87
84
80
74
68

Pressure (mb)

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

Ozone (du)

253
252
252
251
251
251
251
251
251
250
249
249
247
246
246
245
245
245
244
244
245
246
247
248

Saturday 28

Waxing Gibbous 98%

16:46

05:32

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: 06:23, Set: 17:23, Transit: 11:53. Moon - Rise: 16:46, Set: 05:32. Civil Dark: 17:48 - 05:59. Nautical Dark: 18:16 - 05:30. Astro Dark: 18:44 - 05:02

Total Clouds (% Sky Obscured)

94
94
94
94
95
95
95
95
95
95
100
100
100
100
100
100
91
91
91
91
91
91
88
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
27
27
27
27
27
27
9
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
25
25
25
25
25
25
4
4
4
4
4
4
0
0

High Clouds (% Sky Obscured)

94
94
94
94
95
95
95
95
95
95
23
23
23
23
23
23
89
89
89
89
89
89
86
86

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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)

10
10
10
11
10
8
6
4
4
1
6
3
8
8
7
7
6
6
6
6
5
1
4
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
17
18
18
19
19
20
20
20
20
20
19
19
19
19
19
19
18
18
18
17
17
17
17

Relative Humidity (%)

62
58
55
55
55
58
62
67
72
78
84
86
87
87
88
90
93
95
97
95
91
84
77
68

Pressure (mb)

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

Ozone (du)

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

Sunday 29

Waxing Gibbous 100%

17:22

06:30

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: 06:24, Set: 17:22, Transit: 11:53. Moon - Rise: 17:22, Set: 06:30. Civil Dark: 17:47 - 05:59. Nautical Dark: 18:15 - 05:31. Astro Dark: 18:43 - 05:03

Total Clouds (% Sky Obscured)

88
88
88
88
98
98
98
98
98
98
91
91
91
91
91
91
100
100
100
100
100
100
52
52

Low Clouds (% Sky Obscured)

9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
11
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
13
13

High Clouds (% Sky Obscured)

86
86
86
86
98
98
98
98
98
98
91
91
91
91
91
91
0
0
0
0
0
0
44
44

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
12
16
15
13
12
17
23
25
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.02
0.06
0.11
0.1
0.07
0.06
0.13
0.31
0.47
0.46

Wind Speed/Direction (mph)

6
7
8
10
11
10
8
7
10
13
14
15
14
12
15
17
19
19
19
18
17
16
15
14

Chance of Frost

Temperature (°C)

26
27
29
30
30
30
29
28
27
26
25
25
24
24
23
22
21
21
21
21
21
21
21
22

Feels Like (°C)

26
28
30
31
31
31
31
30
29
27
26
25
24
24
23
23
22
22
21
21
21
21
22
23

Dew Point (°C)

17
17
18
19
19
20
20
21
20
20
19
18
17
17
17
19
19
19
18
18
18
18
18
18

Relative Humidity (%)

60
54
52
52
53
56
61
65
67
68
69
68
66
66
71
80
87
88
84
82
83
84
82
75

Pressure (mb)

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

Ozone (du)

250
249
248
247
247
247
247
246
246
246
246
245
244
244
243
242
241
240
240
239
239
238
238
237

Monday 30

Full Moon 99%

18:00

07:27

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

Sun - Rise: 06:24, Set: 17:21, Transit: 11:53. Moon - Rise: 18:00, Set: 07:27. Civil Dark: 17:46 - 06:00. Nautical Dark: 18:14 - 05:31. Astro Dark: 18:42 - 05:03

Total Clouds (% Sky Obscured)

52
52
52
52
80
80
80
80
80
80
31
31
31
31
31
31
26
26
26
26
26
26
56
56

Low Clouds (% Sky Obscured)

11
11
11
11
2
2
2
2
2
2
27
27
27
27
27
27
10
10
10
10
10
10
20
20

Medium Clouds (% Sky Obscured)

13
13
13
13
19
19
19
19
19
19
17
17
17
17
17
17
16
16
16
16
16
16
26
26

High Clouds (% Sky Obscured)

44
44
44
44
77
77
77
77
77
77
0
0
0
0
0
0
9
9
9
9
9
9
39
39

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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

Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

24
23
20
16
12
10
10
11
12
15
17
18
18
18
18
18
18
16
15
13
12
11
10
7

Precipitation Amount (mm)

0.4
0.36
0.25
0.13
0.07
0.04
0.04
0.04
0.06
0.1
0.13
0.15
0.16
0.17
0.17
0.17
0.16
0.13
0.1
0.08
0.07
0.05
0.04
0.02

Wind Speed/Direction (mph)

14
14
13
12
12
11
11
11
11
11
11
11
12
12
12
12
10
10
10
9
10
10
11
11

Chance of Frost

Temperature (°C)

23
24
24
24
23
23
23
22
22
21
21
21
20
20
20
20
20
19
19
19
20
20
21
22

Feels Like (°C)

24
24
24
24
23
23
23
22
22
21
21
21
21
20
20
20
20
19
19
19
20
20
21
22

Dew Point (°C)

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

Relative Humidity (%)

68
63
60
58
58
59
60
62
65
69
74
76
78
79
79
80
81
82
82
80
78
76
72
67

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1028
1028
1027
1027
1026
1026
1026
1026
1026
1026
1027
1026

Ozone (du)

237
236
235
235
235
235
234
234
235
235
235
235
235
236
236
236
236
236
236
236
236
237
237
236

Forecast for Durban, Durban Metro, ZA (-29.86,31.02)

Generated: 24/04/18 10:42:15. Forecast: 24/04/18 to 30/04/18. Timezone: UTC+2.00