Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waxing Gibbous 78%

16:55

04:16

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

Sun - Rise: 05:41, Set: 21:35, Transit: 13:39. Moon - Rise: 16:55, Set: 04:16. Civil Dark: 22:17 - 04:59. Nautical Dark: 23:15 - 04:00. Astro Dark: 00:53 - 02:18

Total Clouds (% Sky Obscured)

80
63
13
13
6
1
1
7
97
100
100
99
62
58
55
89
51
45
46
44
41
32
25
34

Low Clouds (% Sky Obscured)

22
7
2
2
4
1
1
7
97
100
100
99
62
52
41
34
32
31
24
23
18
10
6
4

Medium Clouds (% Sky Obscured)

25
11
6
6
2
0
0
0
0
0
0
0
0
0
2
10
27
36
40
41
39
31
25
22

High Clouds (% Sky Obscured)

71
58
6
8
2
0
0
0
0
0
0
0
0
10
22
83
18
2
7
0
0
0
0
16

ISS Passover

Visibility (miles)

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

Fog (%)

-
0
0
0
0
0
0
0
0
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
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

Precipitation Probability (%)

16
7
3
1
1
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
3
3
3
3

Precipitation Amount (mm)

0.19
0.06
0.02
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0.03
0.04
0.03
0.03
0.04
0.05
0.05
0.05

Wind Speed/Direction (mph)

4
4
3
3
4
4
4
4
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

18
17
17
16
16
16
16
16
16
16
16
17
18
20
21
22
23
23
23
24
24
24
23
22

Feels Like (°C)

18
17
17
16
16
16
16
16
16
16
16
17
18
20
21
22
23
23
23
24
24
24
23
22

Dew Point (°C)

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

Relative Humidity (%)

86
87
87
87
86
84
81
78
78
79
82
83
80
75
71
66
62
59
56
55
54
56
61
66

Pressure (mb)

1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017

Ozone (du)

364
364
365
366
368
367
363
357
352
348
346
344
341
339
337
335
334
332
330
329
328
327
327
326

Friday 25

Waxing Gibbous 86%

18:05

04:40

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

Sun - Rise: 05:40, Set: 21:36, Transit: 13:39. Moon - Rise: 18:05, Set: 04:40. Civil Dark: 22:18 - 04:58. Nautical Dark: 23:17 - 03:59. Astro Dark: 00:59 - 02:11

Total Clouds (% Sky Obscured)

23
22
37
77
32
8
7
27
27
1
0
5
27
34
42
74
73
80
83
68
31
41
38
63

Low Clouds (% Sky Obscured)

5
2
2
0
0
0
0
0
0
0
0
0
0
0
0
6
5
9
7
7
1
2
0
0

Medium Clouds (% Sky Obscured)

20
15
13
15
9
1
1
1
0
0
0
0
0
0
0
0
0
2
0
0
0
0
5
0

High Clouds (% Sky Obscured)

3
9
30
72
24
7
6
27
27
1
0
5
27
34
42
73
72
78
82
66
31
40
34
63

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 (%)

2
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)

0.02
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
5
6
6
5
5
5
4
4
4
5
6
7
8
9
9
9
10
9
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
19
18
17
17
17
17
17
17
17
18
18
20
22
23
24
25
25
26
27
28
27
26
25

Dew Point (°C)

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

Relative Humidity (%)

69
72
74
75
77
77
77
77
76
77
77
77
75
73
70
67
63
61
58
56
55
57
61
65

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

326
326
326
325
325
324
324
324
324
323
323
322
322
322
323
323
324
324
324
324
324
324
325
325

Saturday 26

Waxing Gibbous 93%

19:13

05:04

21 Bad
22 Good
23 OK
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
19 Bad
20 Bad

Sun - Rise: 05:39, Set: 21:37, Transit: 13:39. Moon - Rise: 19:13, Set: 05:04. Civil Dark: 22:20 - 04:57. Nautical Dark: 23:19 - 03:57. Astro Dark: 01:07 - 02:02

Total Clouds (% Sky Obscured)

73
11
49
80
96
98
98
95
95
89
73
54
54
54
54
54
54
77
77
77
77
77
77
95

Low Clouds (% Sky Obscured)

0
0
0
0
1
1
2
10
8
10
0
4
4
4
4
4
4
5
5
5
5
5
5
12

Medium Clouds (% Sky Obscured)

0
0
0
0
5
9
4
5
15
23
52
51
51
51
51
51
51
16
16
16
16
16
16
51

High Clouds (% Sky Obscured)

73
11
49
80
95
98
98
95
94
86
59
15
15
15
15
15
15
74
74
74
74
74
74
91

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
4
7
7
5
3
0
4
8
11
11
10
10
11
13
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.03
0.11
0.18
0.11
0.03
0
0.08
0.45
0.81
0.67
0.41
0.34
0.51
0.99
1.37

Wind Speed/Direction (mph)

9
9
9
9
10
10
9
9
9
9
9
9
9
8
6
5
4
1
1
4
4
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
70
72
73
74
74
73
72
72
73
74
77
78
78
78
76
74
73
75
77
80
81
82
84

Pressure (mb)

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

Ozone (du)

325
325
324
324
323
323
324
326
328
329
331
333
333
333
332
329
325
322
323
326
328
328
327
327

Sunday 27

Waxing Gibbous 97%

20:20

05:30

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

Sun - Rise: 05:38, Set: 21:39, Transit: 13:39. Moon - Rise: 20:20, Set: 05:30. Civil Dark: 22:21 - 04:56. Nautical Dark: 23:21 - 03:55. Astro Dark: 01:15 - 01:48

Total Clouds (% Sky Obscured)

95
95
95
95
95
80
80
80
80
80
80
9
9
9
9
9
9
78
78
78
78
78
78
95

Low Clouds (% Sky Obscured)

12
12
12
12
12
3
3
3
3
3
3
4
4
4
4
4
4
18
18
18
18
18
18
11

Medium Clouds (% Sky Obscured)

51
51
51
51
51
31
31
31
31
31
31
9
9
9
9
9
9
5
5
5
5
5
5
9

High Clouds (% Sky Obscured)

91
91
91
91
91
70
70
70
70
70
70
0
0
0
0
0
0
73
73
73
73
73
73
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

Light Rain
Light Rain
Light Rain
Very 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 (%)

15
14
12
11
8
5
5
3
0
0
0
0
2
2
3
3
2
2
4
4
5
5
5
5

Precipitation Amount (mm)

1.16
0.73
0.47
0.33
0.21
0.13
0.06
0.02
0
0
0
0
0.01
0.06
0.1
0.1
0.07
0.05
0.05
0.07
0.08
0.06
0.04
0.03

Wind Speed/Direction (mph)

6
6
6
6
6
5
5
4
4
4
5
5
5
5
5
5
5
5
6
6
6
6
5
4

Chance of Frost

Temperature (°C)

19
18
17
16
17
17
17
17
15
16
16
17
19
20
22
23
24
24
25
26
26
26
25
23

Feels Like (°C)

20
18
17
17
17
17
17
17
16
16
16
17
19
21
22
23
24
25
25
26
27
26
25
23

Dew Point (°C)

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

Relative Humidity (%)

88
93
96
96
94
92
90
89
95
94
94
94
91
88
85
82
79
76
71
65
62
64
68
74

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

330
334
337
337
336
334
332
331
329
328
328
327
325
324
322
321
320
320
321
324
326
326
325
325

Monday 28

Waxing Gibbous 99%

No Rise

05:59

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
19 Bad
20 Bad

Sun - Rise: 05:37, Set: 21:40, Transit: 13:39. Moon - Rise: No Rise, Set: 05:59. Civil Dark: 22:23 - 04:55. Nautical Dark: 23:23 - 03:54. Astro Dark: 01:30 - N/A

Total Clouds (% Sky Obscured)

95
95
95
95
95
100
100
100
100
100
100
79
79
79
79
79
79
79
79
79
79
79
79
99

Low Clouds (% Sky Obscured)

11
11
11
11
11
0
0
0
0
0
0
0
0
0
0
0
0
23
23
23
23
23
23
18

Medium Clouds (% Sky Obscured)

9
9
9
9
9
2
2
2
2
2
2
26
26
26
26
26
26
52
52
52
52
52
52
10

High Clouds (% Sky Obscured)

94
94
94
94
94
100
100
100
100
100
100
73
73
73
73
73
73
63
63
63
63
63
63
99

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.24
0.05
0.01
0
0
0
0.04
0.21
0.41

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
84
88
89
91
90
89
88
89
90
91
90
86
81
77
82
80
78
75
70
67
68
72
76

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

325
326
326
324
322
320
319
318
317
317
318
319
320
322
324
325
327
328
332
336
338
338
336
334

Tuesday 29

Full Moon 100%

21:24

06:33

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

Sun - Rise: 05:37, Set: 21:41, Transit: 13:39. Moon - Rise: 21:24, Set: 06:33. Civil Dark: 22:24 - 04:54. Nautical Dark: 23:25 - 03:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
99
99
99
99
84
84
84
84
84
84
48
48
48
48
48
48
59
59
59
59
59
59
100

Low Clouds (% Sky Obscured)

18
18
18
18
18
0
0
0
0
0
0
5
5
5
5
5
5
35
35
35
35
35
35
1

Medium Clouds (% Sky Obscured)

10
10
10
10
10
9
9
9
9
9
9
2
2
2
2
2
2
12
12
12
12
12
12
2

High Clouds (% Sky Obscured)

99
99
99
99
99
83
83
83
83
83
83
45
45
45
45
45
45
43
43
43
43
43
43
100

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

Precipitation Probability (%)

10
11
11
10
8
0
0
0
0
0
0
0
4
5
6
7
8
8
7
6
2
2
5
5

Precipitation Amount (mm)

0.5
0.5
0.42
0.22
0.05
0
0
0
0
0
0
0
0.01
0.07
0.17
0.36
0.64
0.76
0.5
0.17
0.05
0.02
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
84
86
86
85
82
81
80
80
82
85
85
81
74
69
65
63
62
62
61
61
62
66
69

Pressure (mb)

1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1015

Ozone (du)

332
331
329
329
330
330
330
330
330
330
329
329
330
332
333
330
325
322
319
317
316
314
314
313

Wednesday 30

Waning Gibbous 98%

22:24

07:12

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
19 Bad
20 Bad

Sun - Rise: 05:36, Set: 21:42, Transit: 13:39. Moon - Rise: 22:24, Set: 07:12. Civil Dark: 22:25 - 04:53. Nautical Dark: 23:27 - 03:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
63
63
63
63
63
63
81
81
81
81
81
81
57
57
57
57
57
57
98

Low Clouds (% Sky Obscured)

1
1
1
1
1
2
2
2
2
2
2
20
20
20
20
20
20
31
31
31
31
31
31
41

Medium Clouds (% Sky Obscured)

2
2
2
2
2
2
2
2
2
2
2
38
38
38
38
38
38
28
28
28
28
28
28
49

High Clouds (% Sky Obscured)

100
100
100
100
100
63
63
63
63
63
63
70
70
70
70
70
70
31
31
31
31
31
31
95

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

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

Precipitation Probability (%)

7
8
9
9
8
3
9
10
10
9
8
7
7
7
7
7
6
6
6
7
7
7
7
7

Precipitation Amount (mm)

0.07
0.34
0.56
0.33
0.07
0.03
0.12
0.52
0.86
0.52
0.11
0.02
0.05
0.24
0.42
0.27
0.07
0.02
0.06
0.2
0.34
0.31
0.21
0.12

Wind Speed/Direction (mph)

2
2
3
3
2
2
2
2
2
2
3
3
3
3
6
7
7
7
7
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
15
15
15
15
15
15
15
15
15
16
16
17
17
17
17
17
17
17
17
16
16

Relative Humidity (%)

74
79
83
86
86
87
86
86
85
84
84
83
81
78
75
73
71
69
68
66
65
65
67
70

Pressure (mb)

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

Ozone (du)

312
310
309
309
308
308
307
307
306
307
308
308
308
307
307
307
307
307
307
307
307
307
307
308

Forecast for Charleroi, Hainaut, BE (50.41,4.44)

Generated: 24/05/18 21:36:23. Forecast: 24/05/18 to 30/05/18. Timezone: UTC+2.00