Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 84%

18:06

03:07

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 OK
12 OK
13 Bad
14 Bad
15 OK
16 Bad

Sun - Rise: 07:27, Set: 19:44, Transit: 13:34. Moon - Rise: 18:06, Set: 03:07. Civil Dark: 20:18 - 06:53. Nautical Dark: 20:57 - 06:14. Astro Dark: 21:39 - 05:32

Total Clouds (% Sky Obscured)

99
96
99
99
99
99
99
99
99
100
100
100
100
100
100
100
98
39
27
20
39
34
27
28

Low Clouds (% Sky Obscured)

2
2
6
0
1
0
0
0
0
0
0
0
0
0
7
95
8
23
25
15
21
20
15
13

Medium Clouds (% Sky Obscured)

0
1
8
38
56
9
2
2
2
0
0
2
91
81
98
98
88
20
18
15
34
27
25
23

High Clouds (% Sky Obscured)

99
96
99
99
99
99
99
99
99
100
100
100
100
100
100
100
91
23
1
0
0
0
0
5

ISS Passover

Visibility (miles)

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

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
Very 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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
11
30
56
35
23
15
13
14
15
16
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.12
0.65
1.11
0.76
0.23
0.04
0.04
0.07
0.11
0.13
0.16

Wind Speed/Direction (mph)

15
15
13
12
12
13
14
15
16
17
18
19
21
24
29
26
30
27
24
24
24
24
24
24

Chance of Frost

Temperature (°C)

24
24
22
21
21
21
21
21
21
21
20
20
20
19
19
17
16
15
14
14
14
15
15
16

Feels Like (°C)

24
24
22
21
21
21
21
21
21
21
20
20
20
19
19
17
16
15
14
14
14
15
15
16

Dew Point (°C)

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

Relative Humidity (%)

51
54
57
60
60
59
58
58
57
57
57
57
58
62
68
85
75
73
68
65
62
59
55
51

Pressure (mb)

1013
1012
1012
1011
1010
1009
1009
1008
1007
1006
1005
1004
1003
1002
1001
1002
1003
1005
1006
1008
1009
1010
1010
1011

Ozone (du)

285
285
284
284
283
283
283
284
284
285
285
284
285
286
288
291
296
301
305
308
309
311
314
317

Friday 21

Waxing Gibbous 90%

18:37

04:10

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

Sun - Rise: 07:28, Set: 19:42, Transit: 13:34. Moon - Rise: 18:37, Set: 04:10. Civil Dark: 20:15 - 06:55. Nautical Dark: 20:55 - 06:15. Astro Dark: 21:36 - 05:34

Total Clouds (% Sky Obscured)

49
28
58
63
45
46
48
46
41
31
24
17
23
95
100
95
75
64
44
54
48
37
89
95

Low Clouds (% Sky Obscured)

21
14
8
4
7
21
21
32
20
6
6
7
4
15
16
10
16
24
23
15
23
17
16
6

Medium Clouds (% Sky Obscured)

38
27
57
60
38
45
46
44
39
31
23
16
2
18
12
9
5
20
34
51
42
20
74
88

High Clouds (% Sky Obscured)

17
0
2
13
12
1
0
0
0
0
0
0
20
95
100
95
72
54
9
1
0
15
84
91

ISS Passover

Visibility (miles)

2
1
3
5
7
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

16
22
37
41
39
31
24
19
13
8
6
5
5
5
5
4
4
4
5
9
12
13
11
6

Precipitation Amount (mm)

0.18
0.21
0.29
0.37
0.35
0.3
0.25
0.18
0.11
0.08
0.06
0.04
0.03
0.02
0.02
0.02
0.01
0.02
0.02
0.04
0.1
0.13
0.07
0.01

Wind Speed/Direction (mph)

24
23
21
19
18
17
17
16
16
15
15
14
14
13
12
12
12
13
14
14
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
7
7
8
8
8
8
8
8
8
7
7
7
7
8
8
8
8
8
8
7
7
7

Relative Humidity (%)

50
55
62
68
70
71
72
74
74
74
74
74
73
74
75
75
74
71
67
64
62
60
58
55

Pressure (mb)

1011
1012
1012
1013
1014
1014
1015
1016
1016
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1020

Ozone (du)

319
318
315
313
312
311
311
312
313
313
311
306
302
299
297
295
292
290
288
286
284
283
281
279

Saturday 22

Waxing Gibbous 95%

19:04

05:15

17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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

Sun - Rise: 07:30, Set: 19:40, Transit: 13:34. Moon - Rise: 19:04, Set: 05:15. Civil Dark: 20:13 - 06:57. Nautical Dark: 20:52 - 06:17. Astro Dark: 21:34 - 05:36

Total Clouds (% Sky Obscured)

95
78
57
81
41
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
96
96

Low Clouds (% Sky Obscured)

12
16
26
6
2
9
9
59
37
7
3
100
100
100
100
100
100
100
100
100
100
90
90
90

Medium Clouds (% Sky Obscured)

36
71
34
52
13
96
100
100
100
100
100
100
100
95
100
100
100
100
100
100
100
80
80
80

High Clouds (% Sky Obscured)

94
59
37
66
35
2
0
0
28
38
27
23
6
34
63
69
69
69
69
69
69
46
46
46

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
9
7
6
6
6
6
6
7
7
7
7
6
6
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
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

Precipitation Probability (%)

0
0
10
10
11
16
23
31
43
57
63
62
61
66
64
63
63
60
60
67
74
74
65
64

Precipitation Amount (mm)

0
0
0.03
0.06
0.08
0.09
0.12
0.2
0.34
0.47
0.55
0.59
0.66
0.78
0.96
1.07
1.03
0.91
0.83
0.83
0.88
0.99
1.15
1.4

Wind Speed/Direction (mph)

13
11
9
8
8
8
8
8
8
8
9
10
11
12
14
15
14
13
13
15
18
21
21
22

Chance of Frost

Temperature (°C)

16
16
15
14
13
13
12
12
11
11
10
10
11
12
13
14
14
14
15
16
17
18
19
19

Feels Like (°C)

16
16
15
14
13
13
12
12
11
11
10
10
11
12
13
14
14
14
15
16
18
19
19
19

Dew Point (°C)

7
7
8
8
8
9
9
10
10
10
10
10
11
11
12
13
14
14
14
15
17
18
18
18

Relative Humidity (%)

55
58
63
68
72
77
82
87
92
97
100
98
96
95
95
97
98
97
97
96
96
95
94
93

Pressure (mb)

1020
1020
1020
1020
1020
1020
1019
1018
1017
1016
1015
1014
1012
1011
1010
1008
1007
1006
1004
1004
1003
1002
1002
1001

Ozone (du)

277
276
276
276
276
276
276
276
276
276
276
275
275
275
275
275
275
275
276
277
279
282
288
294

Sunday 23

Waxing Gibbous 99%

19:27

06:22

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 OK
15 OK
16 OK

Sun - Rise: 07:31, Set: 19:37, Transit: 13:33. Moon - Rise: 19:27, Set: 06:22. Civil Dark: 20:11 - 06:58. Nautical Dark: 20:50 - 06:19. Astro Dark: 21:31 - 05:38

Total Clouds (% Sky Obscured)

96
96
96
100
100
100
100
100
100
95
95
95
95
95
95
46
46
46
46
46
46
36
36
36

Low Clouds (% Sky Obscured)

90
90
90
100
100
100
100
100
100
74
74
74
74
74
74
27
27
27
27
27
27
23
23
23

Medium Clouds (% Sky Obscured)

80
80
80
72
72
72
72
72
72
95
95
95
95
95
95
44
44
44
44
44
44
28
28
28

High Clouds (% Sky Obscured)

46
46
46
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)

6
6
6
6
7
8
9
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
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
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 (%)

63
66
70
68
66
65
59
51
37
25
12
0
0
0
8
9
8
9
10
10
10
9
9
9

Precipitation Amount (mm)

1.84
2.8
4.2
4.91
3.99
2.43
1.31
0.68
0.28
0.11
0.03
0
0
0
0.04
0.08
0.08
0.06
0.05
0.05
0.07
0.07
0.08
0.08

Wind Speed/Direction (mph)

22
22
22
23
20
19
18
18
18
18
17
16
15
14
14
13
14
15
16
16
16
16
16
16

Chance of Frost

Temperature (°C)

18
17
15
14
13
12
12
11
11
11
10
10
9
9
8
9
9
11
12
13
13
13
13
13

Feels Like (°C)

19
17
15
14
13
12
12
11
11
11
10
6
6
5
5
5
6
11
12
13
13
13
13
13

Dew Point (°C)

17
16
14
12
11
10
10
9
8
8
7
7
7
6
6
6
6
6
6
6
6
6
6
6

Relative Humidity (%)

93
92
90
88
87
87
87
86
82
81
81
83
85
86
87
85
83
76
70
65
62
60
61
62

Pressure (mb)

1000
1000
1001
1002
1003
1005
1007
1010
1014
1017
1019
1021
1023
1024
1026
1027
1028
1029
1030
1031
1032
1032
1033
1033

Ozone (du)

301
310
319
325
327
325
324
324
324
323
318
312
306
302
299
296
296
296
296
297
297
296
295
292

Monday 24

Waxing Gibbous 100%

19:49

07:31

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

Sun - Rise: 07:33, Set: 19:35, Transit: 13:33. Moon - Rise: 19:49, Set: 07:31. Civil Dark: 20:08 - 07:00. Nautical Dark: 20:48 - 06:21. Astro Dark: 21:28 - 05:40

Total Clouds (% Sky Obscured)

36
36
36
43
43
43
43
43
43
47
47
47
47
47
47
62
62
62
62
62
62
89
89
89

Low Clouds (% Sky Obscured)

23
23
23
33
33
33
33
33
33
35
35
35
35
35
35
39
39
39
39
39
39
9
9
9

Medium Clouds (% Sky Obscured)

28
28
28
31
31
31
31
31
31
31
31
31
31
31
31
59
59
59
59
59
59
88
88
88

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
8
8
8

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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
8
5
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.07
0.04
0.03
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
15
13
11
11
10
9
8
7
7
6
6
6
6
6
6
6
6
6
6
6
5
6
6

Chance of Frost

Temperature (°C)

13
13
12
11
11
10
10
9
9
9
8
8
8
9
9
9
10
11
13
14
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

6
6
5
5
5
5
5
5
5
5
5
5
5
5
6
6
6
7
7
7
7
7
7
7

Relative Humidity (%)

62
62
63
65
67
68
70
73
75
78
80
81
81
80
78
78
77
72
67
63
60
58
57
58

Pressure (mb)

1033
1034
1034
1035
1035
1036
1036
1037
1037
1037
1037
1038
1038
1038
1038
1038
1039
1039
1039
1039
1039
1039
1039
1038

Ozone (du)

290
289
288
288
287
287
286
285
283
282
282
281
281
280
280
280
279
279
279
278
278
277
275
274

Tuesday 25

Full Moon 99%

20:10

08:40

17 Bad
18 Bad
19 Bad
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
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

Sun - Rise: 07:35, Set: 19:33, Transit: 13:33. Moon - Rise: 20:10, Set: 08:40. Civil Dark: 20:06 - 07:01. Nautical Dark: 20:45 - 06:22. Astro Dark: 21:26 - 05:42

Total Clouds (% Sky Obscured)

89
89
89
18
18
18
18
18
18
82
82
82
82
82
82
71
71
71
71
71
71
98
98
98

Low Clouds (% Sky Obscured)

9
9
9
17
17
17
17
17
17
32
32
32
32
32
32
0
0
0
0
0
0
98
98
98

Medium Clouds (% Sky Obscured)

88
88
88
6
6
6
6
6
6
0
0
0
0
0
0
13
13
13
13
13
13
2
2
2

High Clouds (% Sky Obscured)

8
8
8
0
0
0
0
0
0
74
74
74
74
74
74
70
70
70
70
70
70
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
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
5
5
5
5
5
5
6
6
6
6
7
7
7
8
8
8
9
9
9
9
9

Chance of Frost

Temperature (°C)

15
14
13
12
11
11
10
10
9
9
9
9
8
8
7
7
8
10
12
14
15
16
17
18

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
7
6
6
6
6
6
6
6
5
5
6
6
6
6
6
6
7
7

Relative Humidity (%)

59
62
66
71
74
76
78
80
81
80
81
83
85
86
89
90
83
75
68
62
57
53
51
50

Pressure (mb)

1038
1037
1037
1037
1037
1038
1038
1037
1037
1037
1036
1036
1036
1036
1035
1035
1035
1035
1035
1035
1034
1034
1033
1032

Ozone (du)

272
270
269
267
266
265
264
262
261
260
258
256
255
254
252
251
251
251
250
250
250
250
250
250

Wednesday 26

Waning Gibbous 96%

20:31

09:51

17 Bad
18 Bad
19 Bad
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
16 OK

Sun - Rise: 07:36, Set: 19:31, Transit: 13:32. Moon - Rise: 20:31, Set: 09:51. Civil Dark: 20:04 - 07:03. Nautical Dark: 20:43 - 06:24. Astro Dark: 21:23 - 05:44

Total Clouds (% Sky Obscured)

98
98
98
87
87
87
87
87
87
4
4
4
4
4
4
2
2
2
2
2
2
42
42
42

Low Clouds (% Sky Obscured)

98
98
98
13
13
13
13
13
13
0
0
0
0
0
0
2
2
2
2
2
2
40
40
40

Medium Clouds (% Sky Obscured)

2
2
2
2
2
2
2
2
2
4
4
4
4
4
4
1
1
1
1
1
1
5
5
5

High Clouds (% Sky Obscured)

0
0
0
85
85
85
85
85
85
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
17
15
14
13
13
12
11
11
11
10
8
7
6
5
5
7
12
14
16
18
19
19
18

Dew Point (°C)

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

Relative Humidity (%)

51
53
58
61
65
68
71
74
76
77
78
80
82
84
88
87
80
73
67
63
59
57
56
56

Pressure (mb)

1032
1031
1031
1031
1031
1031
1030
1030
1030
1029
1029
1028
1028
1027
1027
1026
1026
1026
1025
1025
1025
1024
1024
1023

Ozone (du)

249
249
250
250
250
250
251
251
252
252
253
255
257
258
259
260
260
260
259
259
259
259
258
257

Forecast for Oudenbosch, Halderberge, NL (51.58,4.53)

Generated: 20/09/18 16:32:20. Forecast: 20/09/18 to 26/09/18. Timezone: UTC+2.00