Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waxing Gibbous 92%

16:19

03:04

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

Sun - Rise: 05:12, Set: 19:00, Transit: 12:06. Moon - Rise: 16:19, Set: 03:04. Civil Dark: 19:26 - 04:46. Nautical Dark: 19:58 - 04:14. Astro Dark: 20:32 - 03:40

Total Clouds (% Sky Obscured)

18
11
5
10
2
1
1
1
2
0
0
0
6
34
28
7
6
5
2
2
100
100
100
100

Low Clouds (% Sky Obscured)

17
11
5
10
2
1
1
1
2
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
1
4
2
1
1
0
1
2
1
1
2
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
4
31
27
6
6
5
2
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
6
9
12
17
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.06
0.13
0.18
0.21
0.24

Wind Speed/Direction (mph)

9
10
11
12
12
13
14
15
17
18
19
20
21
20
20
19
18
17
14
10
9
12
18
22

Chance of Frost

Temperature (°C)

24
24
24
24
25
27
28
29
29
30
31
31
31
31
30
29
28
27
27
26
26
25
25
24

Feels Like (°C)

25
25
25
25
26
29
30
32
33
35
35
36
36
35
34
33
31
30
29
28
27
26
25
25

Dew Point (°C)

22
22
22
22
22
22
22
23
23
23
24
24
24
24
23
23
23
23
23
22
22
22
22
22

Relative Humidity (%)

87
89
89
87
82
77
73
70
69
67
66
65
65
66
69
71
74
76
78
80
81
83
85
87

Pressure (mb)

1009
1009
1009
1008
1008
1008
1008
1007
1006
1005
1004
1004
1003
1002
1002
1002
1003
1004
1005
1006
1007
1008
1008
1009

Ozone (du)

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

Saturday 19

Waxing Gibbous 97%

17:24

03:04

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:13, Set: 18:59, Transit: 12:06. Moon - Rise: 17:24, Set: 03:04. Civil Dark: 19:26 - 04:47. Nautical Dark: 19:58 - 04:15. Astro Dark: 20:31 - 03:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
100
100
100
73
73
98
63
87

Low Clouds (% Sky Obscured)

100
100
100
100
100
98
96
78
89
47
44
47
96
100
98
97
100
88
28
29
43
41
42
84

Medium Clouds (% Sky Obscured)

54
99
100
100
100
100
100
100
100
100
100
100
100
34
25
34
97
100
100
70
71
98
58
63

High Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
2
13
29
33
27
41
24
5
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
10
10
10
10
10
8
6
5
5
5
6
8
10
10
10
10
10
10
10
10
10
10
10

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

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

Precipitation Probability (%)

21
22
22
24
25
25
26
27
26
23
19
14
12
11
11
7
4
4
4
5
6
10
16
23

Precipitation Amount (mm)

0.24
0.23
0.21
0.19
0.18
0.19
0.25
0.39
0.46
0.37
0.23
0.13
0.08
0.07
0.08
0.05
0.03
0.03
0.04
0.06
0.09
0.19
0.45
0.72

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
24
24
24
23
23
23
22
22
22
22
23
23
23
22
22
22
22
22
21
21
20
20
19

Dew Point (°C)

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

Relative Humidity (%)

87
87
86
84
83
80
77
75
72
70
68
65
64
64
65
65
65
65
66
67
70
73
76
79

Pressure (mb)

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

Ozone (du)

260
260
260
260
260
260
260
261
261
261
261
261
261
260
260
260
261
261
261
261
261
261
261
262

Sunday 20

Waxing Gibbous 100%

18:27

04:05

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

Sun - Rise: 05:14, Set: 18:59, Transit: 12:06. Moon - Rise: 18:27, Set: 04:05. Civil Dark: 19:25 - 04:47. Nautical Dark: 19:57 - 04:16. Astro Dark: 20:31 - 03:42

Total Clouds (% Sky Obscured)

85
59
98
100
91
77
84
91
94
68
36
92
100
100
100
100
100
100
100
100
100
100
100
9

Low Clouds (% Sky Obscured)

65
52
98
100
82
71
74
54
85
65
34
92
100
100
100
100
100
100
100
100
100
100
100
1

Medium Clouds (% Sky Obscured)

81
48
61
94
67
66
64
89
92
48
15
75
91
85
99
88
52
65
65
65
65
65
65
9

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)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

28
29
26
20
14
10
9
8
8
7
6
6
5
4
4
4
4
5
5
5
5
6
7
7

Precipitation Amount (mm)

0.74
0.62
0.48
0.34
0.21
0.12
0.09
0.08
0.07
0.07
0.07
0.06
0.05
0.04
0.03
0.04
0.06
0.07
0.07
0.07
0.07
0.07
0.08
0.07

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
18
19
20
21
22
23
24
24
24
24
24
23
23
22
22
21
21
20
20
19
19
19

Feels Like (°C)

19
19
18
19
20
21
22
23
24
24
24
24
24
23
23
22
22
21
21
20
20
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

80
79
78
76
73
70
67
63
60
59
60
60
61
61
62
64
65
67
69
71
72
73
74
74

Pressure (mb)

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

Ozone (du)

262
264
265
268
270
271
271
270
269
268
266
264
264
263
263
263
263
263
262
262
261
261
261
261

Monday 21

Full Moon 99%

19:24

05:11

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

Sun - Rise: 05:15, Set: 18:59, Transit: 12:07. Moon - Rise: 19:24, Set: 05:11. Civil Dark: 19:25 - 04:48. Nautical Dark: 19:57 - 04:17. Astro Dark: 20:30 - 03:43

Total Clouds (% Sky Obscured)

9
9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
1

Low Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

9
9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
1

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)

10
9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Very Light Rain
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 (%)

6
3
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.04
0.01
0
0.01
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
7
8
9
10
12
14
15
16
17
18
19
19
19
18
18
17
16
15
14
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
77
78
75
70
66
62
60
58
57
57
56
53
55
58
61
65
69
72
75
77
79
79
80

Pressure (mb)

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

Ozone (du)

262
264
265
266
267
268
269
270
270
269
267
265
263
262
261
260
259
259
258
257
256
256
256
256

Tuesday 22

Waning Gibbous 95%

20:16

06:21

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

Sun - Rise: 05:16, Set: 18:58, Transit: 12:07. Moon - Rise: 20:16, Set: 06:21. Civil Dark: 19:25 - 04:49. Nautical Dark: 19:56 - 04:18. Astro Dark: 20:30 - 03:44

Total Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
21
21
21
21
21
21
77

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
7
7
7
7
7
76

Medium Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
12
12
12
12
12
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
Very Light Rain
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.03
0.04
0.03
0.02
0.01

Wind Speed/Direction (mph)

10
9
8
8
7
7
8
8
9
10
11
11
12
12
12
10
9
7
6
5
1
1
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
83
79
72
67
63
61
59
57
56
55
54
56
60
64
69
73
76
78
79
80
81
81

Pressure (mb)

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

Ozone (du)

256
256
256
256
256
256
256
255
255
255
254
254
254
254
254
253
253
253
253
253
253
253
253
253

Wednesday 23

Waning Gibbous 89%

21:02

07:31

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:16, Set: 18:58, Transit: 12:07. Moon - Rise: 21:02, Set: 07:31. Civil Dark: 19:24 - 04:50. Nautical Dark: 19:56 - 04:19. Astro Dark: 20:29 - 03:46

Total Clouds (% Sky Obscured)

77
77
77
77
77
95
95
95
95
95
95
95
95
95
95
95
95
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

76
76
76
76
76
95
95
95
95
95
95
92
92
92
92
92
92
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

6
6
6
6
6
0
0
0
0
0
0
0
0
0
0
0
0
9
9
9
9
9
9
94

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
40
40
40
40
40
40
6
6
6
6
6
6
13

ISS Passover

Visibility (miles)

10
9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

0
0
0
0
2
2
2
0
0
0
0
0
0
0
0
0
0
0
2
5
6
11
14
17

Precipitation Amount (mm)

0
0
0
0
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0.06
0.11
0.14
0.2
0.24

Wind Speed/Direction (mph)

1
3
3
1
2
3
2
5
7
9
10
11
11
10
9
8
6
5
3
2
1
2
3
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

19
19
19
19
19
20
20
20
20
20
20
20
20
19
19
19
19
19
19
19
20
20
20
20

Relative Humidity (%)

83
84
84
82
78
73
68
65
61
59
59
59
59
61
63
66
70
74
77
79
81
82
84
85

Pressure (mb)

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

Ozone (du)

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

Thursday 24

Waning Gibbous 85%

21:44

08:39

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:17, Set: 18:58, Transit: 12:08. Moon - Rise: 21:44, Set: 08:39. Civil Dark: 19:24 - 04:51. Nautical Dark: 19:55 - 04:20. Astro Dark: 20:28 - 03:47

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
100

Medium Clouds (% Sky Obscured)

94
94
94
94
94
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
88

High Clouds (% Sky Obscured)

13
13
13
13
13
0
0
0
0
0
0
30
30
30
30
30
30
3
3
3
3
3
3
0

ISS Passover

Visibility (miles)

10
10
9
9
10
10
10
10
10
10
10
10
10
10
10
10
9
8
8
9
10
10
10
10

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

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
Very Light Rain

Precipitation Probability (%)

20
21
21
18
15
13
12
10
10
9
7
8
10
12
13
14
14
14
15
14
14
14
15
16

Precipitation Amount (mm)

0.22
0.16
0.13
0.12
0.14
0.14
0.13
0.11
0.1
0.06
0.04
0.04
0.05
0.07
0.08
0.08
0.09
0.09
0.08
0.07
0.06
0.06
0.06
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
22
22
23
23
23
24
25
26
26
26
26
25
25
24
24
23
23
22
22
22
22
22
22

Feels Like (°C)

23
23
23
23
23
24
24
25
26
26
26
26
26
25
25
24
24
23
23
23
23
22
22
22

Dew Point (°C)

20
20
20
20
20
20
20
20
20
20
20
20
20
19
19
19
19
19
19
19
19
19
19
19

Relative Humidity (%)

86
87
86
85
83
80
77
74
70
69
69
70
71
72
74
75
77
79
81
82
83
83
84
84

Pressure (mb)

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

Ozone (du)

249
249
250
250
250
250
251
250
250
250
250
249
250
250
250
250
250
250
250
251
251
251
250
249

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

Generated: 18/01/19 03:13:12. Forecast: 18/01/19 to 24/01/19. Timezone: UTC+2.00