Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 75%

15:24

01:56

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
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

Sun - Rise: 06:20, Set: 17:29, Transit: 11:54. Moon - Rise: 15:24, Set: 01:56. Civil Dark: 17:53 - 05:55. Nautical Dark: 18:21 - 05:27. Astro Dark: 18:49 - 04:59

Total Clouds (% Sky Obscured)

42
82
98
100
96
94
81
79
16
18
36
41
34
42
56
54
39
97
100
73
72
81
95
95

Low Clouds (% Sky Obscured)

26
11
9
18
6
28
33
62
13
17
27
21
19
26
45
34
32
95
100
44
23
52
31
34

Medium Clouds (% Sky Obscured)

6
21
28
31
10
3
10
6
6
2
2
6
4
7
12
9
6
10
23
18
24
28
9
13

High Clouds (% Sky Obscured)

30
78
97
99
96
92
76
70
1
0
17
30
25
23
26
42
12
47
47
55
63
66
93
93

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
10
7
7
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
1

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

25
32
27
25
30
32
22
20
15
17
23
20
18
17
23
31
49
52
52
50
50
49
28
23

Precipitation Amount (mm)

0.24
0.19
0.17
0.16
0.25
0.27
0.13
0.11
0.07
0.1
0.19
0.13
0.14
0.14
0.34
0.64
1.08
1.05
0.97
1.06
1.08
1.16
0.79
0.66

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

21
21
20
20
20
20
19
19
19
19
19
19
19
19
19
19
19
20
20
20
20
20
19
19

Relative Humidity (%)

81
84
86
88
90
91
91
92
94
97
100
100
100
100
100
100
96
94
90
87
83
81
77
76

Pressure (mb)

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

Ozone (du)

274
274
274
274
277
277
277
276
276
276
277
278
279
279
280
281
285
286
287
288
288
289
283
282

Friday 23

Waxing Gibbous 84%

16:00

03:01

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

Sun - Rise: 06:20, Set: 17:28, Transit: 11:53. Moon - Rise: 16:00, Set: 03:01. Civil Dark: 17:52 - 05:56. Nautical Dark: 18:20 - 05:28. Astro Dark: 18:48 - 05:00

Total Clouds (% Sky Obscured)

97
71
63
46
54
77
89
73
45
47
26
13
23
27
56
66
51
48
37
81
91
90
25
33

Low Clouds (% Sky Obscured)

89
28
41
36
24
32
22
15
14
6
10
7
7
5
1
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

29
23
23
16
26
27
16
16
13
9
11
9
17
21
17
15
13
27
21
47
91
90
25
33

High Clouds (% Sky Obscured)

81
57
34
17
34
66
87
67
36
42
18
3
5
11
50
61
45
35
24
78
9
0
0
1

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

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

Precipitation Probability (%)

16
14
22
20
24
16
11
7
5
4
6
4
3
3
2
2
2
1
1
0
0
0
1
1

Precipitation Amount (mm)

0.31
0.22
0.5
0.48
0.39
0.38
0.18
0.05
0.02
0.01
0.05
0.03
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0
0
0
0.01
0.01

Wind Speed/Direction (mph)

14
12
11
10
10
10
9
9
8
8
5
5
5
5
5
5
5
4
6
7
8
9
9
10

Chance of Frost

Temperature (°C)

23
22
21
21
20
19
19
19
18
18
18
18
17
17
18
18
19
21
23
24
25
26
26
26

Feels Like (°C)

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

Dew Point (°C)

19
18
18
18
18
17
17
17
17
18
18
18
17
17
17
17
17
17
18
18
19
19
19
19

Relative Humidity (%)

78
80
82
85
87
89
90
91
93
95
99
100
100
98
96
92
87
80
74
70
67
65
64
65

Pressure (mb)

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

Ozone (du)

282
283
284
284
288
288
288
289
289
289
284
283
283
284
283
280
279
277
276
275
275
274
278
277

Saturday 24

Waxing Gibbous 92%

16:00

04:07

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

Sun - Rise: 06:21, Set: 17:27, Transit: 11:53. Moon - Rise: 16:00, Set: 04:07. Civil Dark: 17:51 - 05:56. Nautical Dark: 18:19 - 05:28. Astro Dark: 18:47 - 05:00

Total Clouds (% Sky Obscured)

26
27
17
12
2
1
1
2
2
3
2
1
2
2
2
2
3
3
3
3
3
3
0
0

Low 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

Medium Clouds (% Sky Obscured)

26
27
17
12
2
1
1
2
2
3
2
1
2
2
2
2
3
3
3
3
3
3
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)

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
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0.02
0.02
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
68
71
76
83
87
89
92
95
97
98
98
97
95
94
91
84
77
69
65
63
63
62
65

Pressure (mb)

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

Ozone (du)

276
274
274
273
271
270
268
268
267
265
263
263
262
262
260
260
260
259
259
259
258
258
258
257

Sunday 25

Waxing Gibbous 97%

16:35

05:15

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

Sun - Rise: 06:21, Set: 17:26, Transit: 11:53. Moon - Rise: 16:35, Set: 05:15. 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
0
0
0
0
2
2
2
2
2
2
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
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
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)

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
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
23
22
21
20
20
19
19
19
18
18
17
17
17
17
18
19
21
24
25
26
27
26
26

Feels Like (°C)

25
24
22
21
21
20
20
19
19
19
18
18
17
17
17
18
19
21
24
25
26
28
28
27

Dew Point (°C)

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

Relative Humidity (%)

68
72
75
79
85
89
95
99
100
100
97
95
90
85
78
73
66
63
62
62
63
63
66
68

Pressure (mb)

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

Ozone (du)

257
257
256
255
252
251
251
251
250
250
250
250
249
249
248
248
248
248
248
248
248
248
247
246

Monday 26

Waxing Gibbous 100%

17:12

06:25

16 Good
17 Good
18 Good
19 Good
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 OK
15 OK

Sun - Rise: 06:22, Set: 17:25, Transit: 11:53. Moon - Rise: 17:12, Set: 06:25. Civil Dark: 17:49 - 05:58. Nautical Dark: 18:17 - 05:29. Astro Dark: 18:45 - 05:01

Total Clouds (% Sky Obscured)

0
0
0
0
72
72
72
72
72
72
54
54
54
54
54
54
96
96
96
96
96
96
41
41

Low 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
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
72
72
72
72
72
72
54
54
54
54
54
54
96
96
96
96
96
96
41
41

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
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0.01
0
0.01
0.01
0.01

Wind Speed/Direction (mph)

9
8
7
6
6
6
6
6
6
6
5
6
7
8
10
12
10
12
15
16
16
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
25
24
23
22
22
21
21
21
20
19
18
18
18
19
20
21
23
25
28
30
30
30
29

Dew Point (°C)

20
20
20
20
20
20
20
20
19
18
16
15
14
14
15
17
14
16
19
21
22
23
23
23

Relative Humidity (%)

73
77
83
87
89
92
94
97
96
91
85
83
81
80
81
83
64
66
70
70
71
76
77
79

Pressure (mb)

1012
1013
1013
1013
1013
1013
1013
1013
1012
1012
1010
1010
1010
1011
1012
1013
1012
1013
1013
1013
1013
1014
1013
1013

Ozone (du)

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

Tuesday 27

Full Moon 99%

17:52

07:36

16 OK
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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:23, Set: 17:24, Transit: 11:53. Moon - Rise: 17:52, Set: 07:36. Civil Dark: 17:48 - 05:58. Nautical Dark: 18:17 - 05:30. Astro Dark: 18:45 - 05:02

Total Clouds (% Sky Obscured)

41
41
41
41
73
73
73
73
73
73
63
63
63
63
63
63
69
69
69
69
69
69
98
98

Low Clouds (% Sky Obscured)

0
0
0
0
71
71
71
71
71
71
55
55
55
55
55
55
38
38
38
38
38
38
98
98

Medium Clouds (% Sky Obscured)

0
0
0
0
2
2
2
2
2
2
23
23
23
23
23
23
4
4
4
4
4
4
69
69

High Clouds (% Sky Obscured)

41
41
41
41
7
7
7
7
7
7
6
6
6
6
6
6
51
51
51
51
51
51
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

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
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
3
3
0
0
0
0
0
0
6
13
17
13
6
2
0
1
1
2

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.01
0
0
0
0
0
0
0.02
0.1
0.18
0.12
0.03
0.01
0
0.01
0.01
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
26
25
24
24
23
23
22
22
22
21
21
21
21
21
21
22
22
23
24
25
26
27
26

Feels Like (°C)

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

Dew Point (°C)

23
22
23
23
23
23
23
22
22
22
21
21
21
21
21
21
22
22
23
24
24
24
24
24

Relative Humidity (%)

81
83
87
91
95
98
100
100
100
100
100
100
100
100
100
100
100
100
99
95
90
87
85
88

Pressure (mb)

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

Ozone (du)

254
255
255
255
256
256
257
258
258
259
259
258
257
256
256
255
255
255
254
255
255
255
255
256

Wednesday 28

Waning Gibbous 95%

18:37

08:49

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:23, Set: 17:23, Transit: 11:53. Moon - Rise: 18:37, Set: 08:49. Civil Dark: 17:48 - 05:59. Nautical Dark: 18:16 - 05:30. Astro Dark: 18:44 - 05:02

Total Clouds (% Sky Obscured)

98
98
98
98
96
96
96
96
96
96
67
67
67
67
67
67
95
95
95
95
95
95
100
100

Low Clouds (% Sky Obscured)

98
98
98
98
96
96
96
96
96
96
67
67
67
67
67
67
95
95
95
95
95
95
100
100

Medium Clouds (% Sky Obscured)

69
69
69
69
38
38
38
38
38
38
0
0
0
0
0
0
2
2
2
2
2
2
100
100

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
49
49

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

3
7
12
17
23
31
38
38
35
30
22
16
16
19
18
16
13
12
15
20
22
20
25
40

Precipitation Amount (mm)

0.03
0.06
0.11
0.19
0.32
0.67
1.28
1.62
1.22
0.61
0.28
0.18
0.16
0.17
0.13
0.08
0.05
0.04
0.04
0.05
0.06
0.07
0.14
0.42

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

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

Ozone (du)

257
257
257
256
256
256
256
257
257
257
258
258
257
257
257
257
257
257
258
258
259
260
260
262

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

Generated: 22/04/21 16:01:52. Forecast: 22/04/21 to 28/04/21. Timezone: UTC+2.00