Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 84%

18:02

03:11

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 OK

Sun - Rise: 07:27, Set: 19:44, Transit: 13:35. Moon - Rise: 18:02, Set: 03:11. Civil Dark: 20:17 - 06:55. Nautical Dark: 20:56 - 06:16. Astro Dark: 21:36 - 05:36

Total Clouds (% Sky Obscured)

84
90
95
98
99
99
98
98
99
96
91
98
99
100
100
100
100
100
100
72
45
76
50
33

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
0
100
64
27
16
29
19
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
29
48
96
95
99
100
9
41
28
6
9

High Clouds (% Sky Obscured)

84
90
95
98
99
99
98
98
99
96
91
98
99
100
100
100
100
99
95
65
0
64
38
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
28
38
28
27
24
19
10
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.55
0.99
0.87
0.67
0.59
0.32
0.07
0
0

Wind Speed/Direction (mph)

14
14
14
12
11
12
13
14
15
15
16
17
18
19
20
22
23
22
21
21
20
20
19
20

Chance of Frost

Temperature (°C)

25
25
25
24
22
22
21
21
21
21
21
21
20
20
19
18
17
16
15
15
15
16
16
16

Feels Like (°C)

25
25
25
24
22
22
21
21
21
21
21
21
20
20
19
18
17
16
15
15
15
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

48
46
46
48
50
50
49
49
49
49
49
51
53
56
60
65
72
75
75
72
66
59
54
50

Pressure (mb)

1015
1014
1014
1013
1013
1012
1011
1011
1010
1009
1009
1008
1007
1006
1005
1005
1005
1007
1008
1009
1011
1011
1012
1013

Ozone (du)

286
285
285
284
283
282
282
282
282
282
282
282
282
282
282
283
284
288
294
298
301
303
306
309

Friday 21

Waxing Gibbous 90%

18:34

04:14

16 Bad
17 OK
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK
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: 07:29, Set: 19:42, Transit: 13:34. Moon - Rise: 18:34, Set: 04:14. Civil Dark: 20:15 - 06:56. Nautical Dark: 20:53 - 06:18. Astro Dark: 21:33 - 05:38

Total Clouds (% Sky Obscured)

60
33
9
4
7
10
13
10
8
6
6
41
95
100
98
100
100
80
48
71
51
62
71
71

Low Clouds (% Sky Obscured)

5
3
2
4
6
5
6
7
7
6
6
3
10
18
22
26
18
8
3
16
34
36
38
31

Medium Clouds (% Sky Obscured)

60
33
9
0
3
8
12
8
5
5
3
1
1
2
3
2
1
1
6
14
45
59
66
68

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
39
95
99
98
100
100
78
45
65
0
2
7
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
8
5
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
0

Precipitation Type

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
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
11
18
19
15
9
10
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.04
0.15
0.24
0.15
0.06
0.08
0.11

Wind Speed/Direction (mph)

20
20
19
17
16
15
15
15
15
14
14
12
11
10
9
9
9
10
10
11
11
12
12
12

Chance of Frost

Temperature (°C)

17
17
16
15
14
13
13
13
12
12
12
11
11
10
10
10
10
10
12
13
14
15
16
16

Feels Like (°C)

17
17
16
15
14
13
13
13
12
12
12
11
11
10
8
7
7
10
12
13
14
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

47
45
46
49
52
56
60
64
67
68
69
72
74
77
78
80
81
82
79
75
69
65
64
65

Pressure (mb)

1014
1014
1015
1015
1016
1017
1018
1018
1019
1019
1020
1020
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

311
313
312
311
309
308
308
307
305
303
300
297
293
290
288
288
286
284
282
280
279
278
277
276

Saturday 22

Waxing Gibbous 95%

19:01

05:18

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: 07:30, Set: 19:40, Transit: 13:34. Moon - Rise: 19:01, Set: 05:18. Civil Dark: 20:12 - 06:58. Nautical Dark: 20:51 - 06:19. Astro Dark: 21:31 - 05:40

Total Clouds (% Sky Obscured)

86
100
97
97
99
99
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
88
88

Low Clouds (% Sky Obscured)

34
23
55
19
92
6
0
0
0
0
4
100
100
100
100
100
100
100
100
100
100
100
52
52

Medium Clouds (% Sky Obscured)

78
100
96
97
98
99
100
97
100
100
100
100
100
100
97
77
5
5
5
5
5
5
81
81

High Clouds (% Sky Obscured)

22
9
21
1
72
20
0
0
0
47
52
8
3
56
15
1
0
0
0
0
0
0
20
20

ISS Passover

Visibility (miles)

9
10
10
8
7
6
6
6
6
7
8
10
10
10
10
10
9
9
10
10
10
9
7
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
0

Precipitation Type

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

Precipitation Probability (%)

16
19
17
15
16
27
40
52
48
48
46
50
59
62
64
66
65
63
65
66
65
62
60
67

Precipitation Amount (mm)

0.15
0.19
0.15
0.1
0.1
0.2
0.39
0.57
0.6
0.56
0.53
0.52
0.5
0.54
0.65
0.86
1.01
0.98
0.84
0.71
0.58
0.5
0.54
0.8

Wind Speed/Direction (mph)

12
11
10
8
7
6
6
6
8
10
13
14
15
17
18
19
19
20
20
21
21
22
23
23

Chance of Frost

Temperature (°C)

15
15
14
13
13
12
11
11
11
12
12
13
13
13
14
14
15
16
17
18
19
20
20
21

Feels Like (°C)

15
15
14
13
13
12
11
11
11
12
12
13
13
13
14
14
15
16
17
19
20
20
21
21

Dew Point (°C)

9
9
9
9
9
10
10
10
10
9
9
10
10
11
11
12
13
14
16
17
18
18
18
18

Relative Humidity (%)

67
70
71
76
81
86
90
93
91
86
81
81
82
83
85
87
92
93
93
93
92
90
87
85

Pressure (mb)

1022
1021
1021
1021
1021
1021
1021
1020
1019
1018
1017
1016
1014
1013
1012
1011
1010
1009
1009
1008
1008
1007
1006
1005

Ozone (du)

274
274
274
274
274
274
274
273
273
272
272
271
271
271
271
271
271
271
271
271
271
270
272
275

Sunday 23

Waxing Gibbous 99%

19:26

06:24

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
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: 07:32, Set: 19:38, Transit: 13:34. Moon - Rise: 19:26, Set: 06:24. Civil Dark: 20:10 - 06:59. Nautical Dark: 20:48 - 06:21. Astro Dark: 21:28 - 05:42

Total Clouds (% Sky Obscured)

88
88
88
88
6
6
6
6
6
6
100
100
100
100
100
100
52
52
52
52
52
52
53
53

Low Clouds (% Sky Obscured)

52
52
52
52
5
5
5
5
5
5
100
100
100
100
100
100
52
52
52
52
52
52
44
44

Medium Clouds (% Sky Obscured)

81
81
81
81
3
3
3
3
3
3
100
100
100
100
100
100
12
12
12
12
12
12
39
39

High Clouds (% Sky Obscured)

20
20
20
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
3
2
2
4
7
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

68
69
60
56
56
51
39
24
23
31
38
36
30
23
18
10
0
5
9
12
11
8
6
5

Precipitation Amount (mm)

1.26
1.52
1.41
1.65
1.92
1.16
0.32
0.08
0.07
0.18
0.34
0.42
0.45
0.39
0.2
0.04
0
0.02
0.1
0.19
0.13
0.06
0.05
0.05

Wind Speed/Direction (mph)

24
24
25
26
26
24
20
19
18
18
16
15
13
12
11
11
11
11
11
12
12
12
12
13

Chance of Frost

Temperature (°C)

21
21
20
18
17
15
14
13
11
10
10
9
8
7
7
7
7
7
9
10
11
13
13
14

Feels Like (°C)

21
21
20
18
17
15
14
13
11
10
7
6
5
4
4
4
4
4
6
7
11
13
13
14

Dew Point (°C)

18
17
17
15
14
12
11
10
9
8
8
7
7
7
6
6
6
6
7
7
7
6
6
6

Relative Humidity (%)

82
82
82
83
82
82
81
82
83
84
86
89
92
95
96
95
93
91
87
83
74
66
61
59

Pressure (mb)

1004
1003
1003
1003
1003
1004
1005
1007
1010
1014
1018
1020
1022
1024
1026
1027
1028
1030
1031
1032
1032
1033
1033
1033

Ozone (du)

280
286
293
301
308
313
316
317
318
317
314
310
305
300
296
292
289
288
288
288
288
290
290
290

Monday 24

Waxing Gibbous 100%

19:48

07:32

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

Sun - Rise: 07:33, Set: 19:35, Transit: 13:33. Moon - Rise: 19:48, Set: 07:32. Civil Dark: 20:08 - 07:01. Nautical Dark: 20:46 - 06:23. Astro Dark: 21:26 - 05:43

Total Clouds (% Sky Obscured)

53
53
53
53
45
45
45
45
45
45
25
25
25
25
25
25
24
24
24
24
24
24
98
98

Low Clouds (% Sky Obscured)

44
44
44
44
36
36
36
36
36
36
23
23
23
23
23
23
23
23
23
23
23
23
95
95

Medium Clouds (% Sky Obscured)

39
39
39
39
28
28
28
28
28
28
9
9
9
9
9
9
7
7
7
7
7
7
90
90

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
45
45

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
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

Precipitation Probability (%)

5
6
6
5
5
4
0
0
0
0
0
0
0
0
0
5
5
5
0
0
0
0
0
0

Precipitation Amount (mm)

0.06
0.06
0.05
0.04
0.03
0.01
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
13
12
10
9
9
8
7
7
6
6
6
6
5
5
5
7
9
11
12
13
14
15

Feels Like (°C)

13
13
13
12
10
7
7
6
5
5
5
4
4
4
4
3
3
5
8
11
12
13
14
15

Dew Point (°C)

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

Relative Humidity (%)

59
58
61
65
71
73
74
76
79
81
83
85
87
89
91
93
95
89
81
76
69
65
60
57

Pressure (mb)

1034
1034
1034
1035
1035
1036
1037
1037
1038
1038
1038
1038
1038
1038
1039
1039
1039
1039
1040
1040
1040
1039
1039
1039

Ozone (du)

288
287
286
285
285
284
284
283
282
281
280
279
278
277
277
277
276
276
276
275
275
275
275
274

Tuesday 25

Full Moon 99%

20:10

08:40

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

Sun - Rise: 07:35, Set: 19:33, Transit: 13:33. Moon - Rise: 20:10, Set: 08:40. Civil Dark: 20:06 - 07:02. Nautical Dark: 20:44 - 06:24. Astro Dark: 21:23 - 05:45

Total Clouds (% Sky Obscured)

98
98
98
98
2
2
2
2
2
2
15
15
15
15
15
15
67
67
67
67
67
67
31
31

Low Clouds (% Sky Obscured)

95
95
95
95
1
1
1
1
1
1
3
3
3
3
3
3
11
11
11
11
11
11
12
12

Medium Clouds (% Sky Obscured)

90
90
90
90
2
2
2
2
2
2
0
0
0
0
0
0
2
2
2
2
2
2
13
13

High Clouds (% Sky Obscured)

45
45
45
45
0
0
0
0
0
0
13
13
13
13
13
13
63
63
63
63
63
63
12
12

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
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)

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

Chance of Frost

Temperature (°C)

15
15
15
13
11
10
9
8
7
7
7
6
5
5
3
2
3
5
8
12
14
16
17
18

Feels Like (°C)

15
15
15
13
11
9
8
7
6
5
5
5
4
3
2
0
1
3
7
12
14
16
17
18

Dew Point (°C)

6
6
6
6
6
5
5
4
4
3
3
2
2
1
1
1
1
2
4
5
6
6
6
6

Relative Humidity (%)

55
54
56
63
69
73
74
75
76
77
76
76
78
80
84
88
86
81
73
65
59
53
49
46

Pressure (mb)

1038
1038
1037
1037
1037
1037
1038
1038
1038
1037
1037
1037
1037
1036
1036
1036
1036
1036
1036
1035
1035
1034
1034
1033

Ozone (du)

273
271
270
269
268
267
266
265
264
263
262
261
260
258
257
255
254
253
251
250
250
249
249
248

Wednesday 26

Waning Gibbous 96%

20:32

09:50

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

Sun - Rise: 07:36, Set: 19:31, Transit: 13:33. Moon - Rise: 20:32, Set: 09:50. Civil Dark: 20:03 - 07:04. Nautical Dark: 20:42 - 06:26. Astro Dark: 21:21 - 05:47

Total Clouds (% Sky Obscured)

31
31
31
31
91
91
91
91
91
91
2
2
2
2
2
2
14
14
14
14
14
14
25
25

Low Clouds (% Sky Obscured)

12
12
12
12
12
12
12
12
12
12
1
1
1
1
1
1
3
3
3
3
3
3
16
16

Medium Clouds (% Sky Obscured)

13
13
13
13
2
2
2
2
2
2
0
0
0
0
0
0
13
13
13
13
13
13
2
2

High Clouds (% Sky Obscured)

12
12
12
12
90
90
90
90
90
90
0
0
0
0
0
0
0
0
0
0
0
0
11
11

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
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)

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

Chance of Frost

Temperature (°C)

19
18
17
15
13
12
11
10
9
8
8
8
7
7
6
6
6
8
12
15
17
18
20
20

Feels Like (°C)

19
18
17
15
13
12
11
9
8
7
7
6
6
5
4
3
4
6
12
15
17
18
20
20

Dew Point (°C)

7
7
7
7
7
6
5
5
4
3
3
2
2
2
2
2
3
4
6
7
8
8
9
9

Relative Humidity (%)

46
47
51
59
66
69
70
71
71
70
68
69
70
71
74
78
79
74
65
59
55
52
49
48

Pressure (mb)

1033
1032
1032
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1029
1029
1028
1028
1028
1027
1027
1026
1026
1025
1025

Ozone (du)

248
248
248
248
248
248
248
248
248
248
248
248
248
248
248
248
248
249
249
250
250
250
250
252

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

Generated: 20/09/18 16:31:08. Forecast: 20/09/18 to 26/09/18. Timezone: UTC+2.00