Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 97%

15:20

06:00

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:43, Set: 17:20, Transit: 12:02. Moon - Rise: 15:20, Set: 06:00. Civil Dark: 17:46 - 06:18. Nautical Dark: 18:15 - 05:49. Astro Dark: 18:43 - 05:20

Total Clouds (% Sky Obscured)

66
99
92
80
91
81
68
69
47
51
56
75
67
80
76
79
90
85
84
79
89
95
94
99

Low Clouds (% Sky Obscured)

0
0
0
0
31
42
64
66
47
36
53
73
67
71
70
66
79
73
72
68
78
86
77
85

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
20
13
22
23
16
21
19
19
39
34
28

High Clouds (% Sky Obscured)

66
99
90
76
81
61
5
2
2
22
3
3
0
0
0
0
0
1
3
7
24
66
66
57

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
8
8
8
9
8
9
9
9
9
6
7
8
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
Light Rain

Precipitation Probability (%)

0
0
0
0
1
2
12
19
25
26
20
24
25
28
27
29
26
24
22
31
43
56
73
95

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
0.9

Wind Speed/Direction (mph)

5
5
6
7
11
11
10
10
9
8
8
7
8
8
7
7
7
7
6
7
7
8
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
9
10
12
12
14
16
15
16
15
15
15
14
15
15
15
15
15
15
16
16
17
17
17

Relative Humidity (%)

38
40
45
55
60
68
81
75
77
78
80
78
75
78
81
82
85
82
81
82
79
77
82
81

Pressure (mb)

1016
1016
1017
1018
1019
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1024
1024
1024
1025
1024
1024
1024

Ozone (du)

265
265
266
265
264
265
266
266
264
264
264
265
266
266
266
265
264
263
261
258
255
252
251
251

Tuesday 28

Waxing Gibbous 100%

16:18

06:39

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:42, Set: 17:21, Transit: 12:02. Moon - Rise: 16:18, Set: 06:39. Civil Dark: 17:46 - 06:17. Nautical Dark: 18:15 - 05:48. Astro Dark: 18:44 - 05:20

Total Clouds (% Sky Obscured)

100
98
97
99
100
100
100
100
100
100
97
98
100
98
100
96
98
99
94
96
96
92
96
92

Low Clouds (% Sky Obscured)

94
73
90
85
94
95
90
69
62
63
72
81
78
88
99
87
65
76
81
78
87
84
84
62

Medium Clouds (% Sky Obscured)

23
48
54
51
77
86
94
99
85
98
83
90
100
91
81
88
71
94
85
86
84
59
81
81

High Clouds (% Sky Obscured)

65
84
74
48
91
99
88
87
97
26
1
0
4
41
44
49
50
49
55
48
38
38
31
55

ISS Passover

Visibility (miles)

9
8
5
3
4
5
4
4
7
6
7
7
8
9
9
9
9
9
9
9
9
9
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
0

Precipitation Type

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

Precipitation Probability (%)

95
95
92
87
89
94
95
95
94
89
81
71
63
61
45
43
34
34
29
23
38
49
52
76

Precipitation Amount (mm)

0.9
0.9
0.2
0.4
0.3
0.3
0.5
0.3
0.2
0.3
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

10
11
15
16
15
18
16
15
15
14
13
11
11
11
11
11
10
8
7
9
9
9
10
10

Chance of Frost

Temperature (°C)

20
19
18
17
17
17
16
15
15
15
15
15
15
15
15
15
15
15
16
16
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

16
16
15
15
15
15
14
13
12
13
13
13
12
12
11
11
11
11
11
10
11
12
13
14

Relative Humidity (%)

81
81
82
85
89
87
87
86
82
83
83
85
82
79
76
74
73
73
70
66
66
70
74
79

Pressure (mb)

1023
1024
1025
1025
1026
1027
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1029
1028
1028
1028
1027
1026

Ozone (du)

253
254
255
257
260
262
264
268
270
270
271
271
276
277
277
276
275
274
276
279
279
281
280
279

Wednesday 29

Full Moon 100%

17:16

07:14

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:42, Set: 17:22, Transit: 12:02. Moon - Rise: 17:16, Set: 07:14. Civil Dark: 17:47 - 06:16. Nautical Dark: 18:16 - 05:48. Astro Dark: 18:44 - 05:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
80
79
91
72
72
72
72
68
65
61
58
54
51

Low Clouds (% Sky Obscured)

52
34
75
74
62
76
64
70
72
58
36
24
31
45
17
9
25
34
29
24
19
22
22
25

Medium Clouds (% Sky Obscured)

100
100
100
100
69
100
100
100
98
100
97
72
65
70
70
70
70
70
64
57
48
44
38
34

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
80
75
75
72
72
72
70
50
25
0
0
0
0

ISS Passover

Visibility (miles)

2
6
9
8
9
9
6
8
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

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

Precipitation Probability (%)

72
54
67
95
84
53
64
49
49
44
26
18
12
13
12
10
11
11
33
37
14
32
29
14

Precipitation Amount (mm)

0.3
0
0
1.9
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
9
10
9
9
9
8
6
7
6
6
7
6
7
7
7
7
7
10
13
14
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
14
13
12
13
13
14
14
14
13
14
14
13
14
14
14
16
16
16
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

86
86
83
83
83
82
83
86
84
82
80
80
82
79
79
80
82
80
74
61
58
55
53
51

Pressure (mb)

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

Ozone (du)

276
278
280
282
286
288
292
295
297
297
295
294
290
285
279
277
274
268
267
266
264
263
263
263

Thursday 30

Waning Gibbous 98%

18:15

07:46

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:41, Set: 17:22, Transit: 12:02. Moon - Rise: 18:15, Set: 07:46. Civil Dark: 17:47 - 06:16. Nautical Dark: 18:16 - 05:47. Astro Dark: 18:45 - 05:19

Total Clouds (% Sky Obscured)

52
48
49
50
51
48
55
64
70
76
89
93
92
96
76
92
87
84
66
49
36
50
40
58

Low Clouds (% Sky Obscured)

25
23
21
24
22
23
22
23
26
38
82
91
83
87
24
87
87
84
66
49
36
50
28
43

Medium Clouds (% Sky Obscured)

38
39
39
36
36
32
33
36
37
39
38
41
44
47
50
43
33
27
18
9
0
2
4
6

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

Precipitation Probability (%)

37
29
12
32
30
20
46
41
22
46
59
28
47
54
27
36
57
34
33
30
17
21
21
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
20
20
19
19
18
17
17
17
17
17
17
16
16
16
16
16
16
17
18
19
20
20
20

Feels Like (°C)

17
17
16
16
16
16
16
15
14
14
14
13
13
12
12
14
13
13
13
14
15
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

53
57
60
65
69
69
71
69
66
66
64
61
63
63
63
66
60
57
54
51
49
49
51
50

Pressure (mb)

1024
1024
1024
1025
1025
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1029
1029
1030
1031
1031
1031
1031
1030
1030

Ozone (du)

264
266
268
266
266
266
264
264
262
262
262
263
263
263
264
266
269
272
273
275
276
279
281
283

Friday 31

Waning Gibbous 95%

19:13

08:15

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

Sun - Rise: 06:40, Set: 17:23, Transit: 12:02. Moon - Rise: 19:13, Set: 08:15. Civil Dark: 17:48 - 06:15. Nautical Dark: 18:17 - 05:46. Astro Dark: 18:45 - 05:18

Total Clouds (% Sky Obscured)

43
42
31
41
35
22
17
24
35
48
64
72
68
66
65
55
48
40
56
71
89
86
82
78

Low Clouds (% Sky Obscured)

29
36
27
41
35
22
16
24
35
48
64
65
65
66
65
55
48
40
56
71
82
81
80
78

Medium Clouds (% Sky Obscured)

4
2
0
1
3
4
3
1
0
2
5
7
5
2
0
0
0
0
8
17
28
30
33
35

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
8
5
9
8
8
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 (%)

13
26
30
44
34
27
35
35
26
22
26
16
24
17
6
12
13
10
14
12
9
15
17
13

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)

16
16
14
13
11
9
8
7
7
7
7
7
7
7
7
7
7
7
7
7
8
10
10
10

Chance of Frost

Temperature (°C)

20
20
19
18
18
17
17
16
16
16
16
15
15
15
15
15
15
15
15
16
17
19
19
19

Feels Like (°C)

16
17
16
16
16
15
16
16
15
14
14
14
14
13
13
13
13
13
13
14
14
15
15
16

Dew Point (°C)

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

Relative Humidity (%)

55
58
65
72
76
77
79
82
81
79
79
78
79
75
73
69
68
67
66
64
62
60
57
56

Pressure (mb)

1030
1030
1030
1030
1031
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1029

Ozone (du)

288
287
284
283
280
280
284
291
297
303
299
294
295
296
296
297
295
293
291
291
290
290
291
291

Saturday 1

Waning Gibbous 89%

20:10

08:43

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

Sun - Rise: 06:39, Set: 17:23, Transit: 12:02. Moon - Rise: 20:10, Set: 08:43. Civil Dark: 17:48 - 06:14. Nautical Dark: 18:17 - 05:46. Astro Dark: 18:45 - 05:17

Total Clouds (% Sky Obscured)

59
40
22
37
54
70
72
73
75
67
61
52
34
17
0
19
35
49
56
64
59
63
63
63

Low Clouds (% Sky Obscured)

54
33
11
20
31
45
48
41
47
51
46
38
26
13
0
7
14
27
33
35
37
31
25
19

Medium Clouds (% Sky Obscured)

26
19
13
12
13
7
13
13
21
14
7
0
0
0
0
5
9
11
9
11
9
8
16
18

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 (%)

13
11
4
16
17
7
21
26
9
17
21
11
10
3
0
1
1
0
11
5
0
24
13
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
57
60
64
66
69
73
74
76
79
78
79
79
79
79
79
75
73
68
58
48
41
42
45

Pressure (mb)

1029
1028
1028
1028
1028
1029
1029
1029
1029
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1025
1024

Ozone (du)

292
292
291
291
290
289
289
289
288
288
287
286
285
284
283
282
281
279
278
278
278
278
276
274

Sunday 2

Waning Gibbous 81%

21:08

09:12

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

Sun - Rise: 06:39, Set: 17:24, Transit: 12:02. Moon - Rise: 21:08, Set: 09:12. Civil Dark: 17:49 - 06:14. Nautical Dark: 18:18 - 05:45. Astro Dark: 18:46 - 05:17

Total Clouds (% Sky Obscured)

61
60
58
62
56
55
55
55
50
52
48
40
37
35
36
41
47
52

Low Clouds (% Sky Obscured)

21
26
32
33
37
36
37
38
37
30
31
23
21
22
19
18
19
16

Medium Clouds (% Sky Obscured)

19
21
23
22
20
16
14
13
3
3
0
0
0
0
2
6
10
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
28
48
40
37
25
5
3
2
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

10
11
7
20
27
19
71
89
33
74
82
29
64
65
27
39
40
22

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.7
0
0.4
0.6
0
0.3
0.3
0
0
0
0

Wind Speed/Direction (mph)

8
7
6
6
3
3
4
4
5
5
5
5
5
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
22
21
20
20
20
20
17
17
17
18
18
17
15
15
14
14
13

Dew Point (°C)

9
11
12
13
13
13
13
13
12
12
11
10
9
7
5
3
3
2

Relative Humidity (%)

46
53
59
68
72
76
81
81
79
79
75
72
69
60
52
46
43
40

Pressure (mb)

1023
1023
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

273
272
272
271
272
272
272
273
274
275
275
274
274
273
273
272
272
272

Forecast for Durban Central, eThekwini Metropolitan Municipality, South Africa (-29.86,31.02)

Generated: 27/07/26 14:20:23. Forecast: 27/07/26 to 02/08/26. Timezone: UTC+2.00