Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 84%

18:06

03:01

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 OK
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:24, Set: 19:42, Transit: 13:32. Moon - Rise: 18:06, Set: 03:01. Civil Dark: 20:16 - 06:50. Nautical Dark: 20:56 - 06:10. Astro Dark: 21:38 - 05:28

Total Clouds (% Sky Obscured)

98
99
99
99
95
95
99
99
99
98
100
100
100
100
100
100
100
99
76
43
21
34
45
29

Low Clouds (% Sky Obscured)

72
73
20
0
17
6
1
0
0
0
0
0
0
0
0
1
100
14
35
12
19
27
27
16

Medium Clouds (% Sky Obscured)

0
0
0
0
45
74
50
40
39
48
0
8
5
59
91
98
95
73
33
41
7
23
34
23

High Clouds (% Sky Obscured)

93
98
99
99
94
88
99
99
99
98
100
100
100
100
100
100
100
99
58
1
0
0
0
1

ISS Passover

Visibility (miles)

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

Precipitation Type

None
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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
29
46
32
23
19
16
14
15
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.07
0.41
0.74
0.62
0.33
0.17
0.11
0.09
0.09
0.12

Wind Speed/Direction (mph)

18
17
15
13
11
11
12
13
14
15
16
17
18
19
22
25
28
28
26
25
24
23
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
14
14
13
13
13
13
13
12
12
12
11
12
12
13
13
11
9
7
7
7
7
6

Relative Humidity (%)

64
61
58
58
60
62
63
62
60
58
56
56
56
58
62
69
73
72
67
63
61
60
58
55

Pressure (mb)

1013
1012
1012
1011
1010
1010
1009
1008
1007
1006
1005
1004
1003
1002
1001
1000
999
1001
1002
1004
1006
1007
1008
1008

Ozone (du)

287
286
285
285
285
284
284
284
285
286
287
287
286
286
285
286
288
293
301
307
309
309
311
315

Friday 21

Waxing Gibbous 90%

18:37

04:05

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 OK
05 OK
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
14 Bad
15 Bad

Sun - Rise: 07:26, Set: 19:40, Transit: 13:31. Moon - Rise: 18:37, Set: 04:05. Civil Dark: 20:14 - 06:52. Nautical Dark: 20:54 - 06:12. Astro Dark: 21:36 - 05:30

Total Clouds (% Sky Obscured)

77
38
41
66
84
84
91
65
52
48
44
36
38
20
19
73
100
99
99
57
42
41
80
78

Low Clouds (% Sky Obscured)

25
7
18
9
42
56
34
34
36
28
20
17
26
15
10
11
21
9
19
29
20
29
25
18

Medium Clouds (% Sky Obscured)

69
29
33
56
48
56
84
52
34
31
23
31
31
16
15
16
27
19
7
13
24
35
44
28

High Clouds (% Sky Obscured)

48
12
12
38
62
46
48
21
16
18
22
7
0
0
0
68
100
99
99
40
21
0
63
68

ISS Passover

Visibility (miles)

5
1
0
1
2
4
6
8
9
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
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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
24
29
38
41
42
43
43
39
34
23
16
9
6
0
0
0
0
0
0
0
3
4
5

Precipitation Amount (mm)

0.2
0.28
0.34
0.52
0.74
0.87
0.91
0.84
0.63
0.38
0.2
0.09
0.03
0.01
0
0
0
0
0
0
0
0.02
0.03
0.02

Wind Speed/Direction (mph)

22
22
20
18
16
14
13
13
12
12
12
12
12
12
12
12
12
12
13
14
15
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
7
7
8
8
8
9
8
8
8
8
8
8
8
8
8
8
7
7
7
6
6

Relative Humidity (%)

52
52
57
65
73
77
80
82
85
85
82
80
78
77
78
78
78
74
68
62
58
56
54
53

Pressure (mb)

1009
1009
1010
1010
1011
1012
1012
1013
1014
1014
1015
1016
1016
1017
1017
1017
1018
1018
1019
1019
1019
1019
1020
1020

Ozone (du)

321
326
327
328
327
324
319
316
314
313
312
311
310
309
308
306
304
300
296
292
290
289
287
284

Saturday 22

Waxing Gibbous 95%

19:03

05:11

16 Bad
17 Bad
18 Bad
19 Bad
20 OK
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: 07:27, Set: 19:37, Transit: 13:31. Moon - Rise: 19:03, Set: 05:11. Civil Dark: 20:11 - 06:54. Nautical Dark: 20:51 - 06:14. Astro Dark: 21:33 - 05:32

Total Clouds (% Sky Obscured)

95
98
91
89
45
51
61
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

21
15
17
18
21
16
23
18
23
2
93
100
18
9
100
100
100
100
100
100
100
100
99
99

Medium Clouds (% Sky Obscured)

30
34
36
34
39
43
59
100
100
99
100
100
100
100
100
100
90
90
90
90
90
90
59
59

High Clouds (% Sky Obscured)

93
98
88
84
1
14
1
0
0
0
0
2
0
2
1
10
56
56
56
56
56
56
45
45

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
8
11
24
35
40
45
49
54
61
59
65
69
69
68
74
75
77
73

Precipitation Amount (mm)

0
0
0
0
0
0
0.02
0.06
0.18
0.39
0.58
0.61
0.56
0.53
0.57
0.64
0.78
1.08
1.52
1.86
1.86
1.7
1.66
1.96

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
53
55
57
59
64
70
76
81
86
89
92
94
96
98
99
98
97
92
89
88
88
90
93

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1018
1017
1017
1015
1014
1013
1012
1010
1009
1008
1006
1005
1004
1003
1002
1001

Ozone (du)

281
279
278
277
277
276
276
276
276
277
277
277
277
277
277
277
276
276
276
277
280
285
290
295

Sunday 23

Waxing Gibbous 99%

19:26

06:19

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

Sun - Rise: 07:29, Set: 19:35, Transit: 13:31. Moon - Rise: 19:26, Set: 06:19. Civil Dark: 20:09 - 06:55. Nautical Dark: 20:49 - 06:15. Astro Dark: 21:30 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
70
70
70
70
70
70
45
45
45
45
45
45
36
36

Low Clouds (% Sky Obscured)

99
99
99
99
100
100
100
100
100
100
32
32
32
32
32
32
20
20
20
20
20
20
20
20

Medium Clouds (% Sky Obscured)

59
59
59
59
34
34
34
34
34
34
65
65
65
65
65
65
38
38
38
38
38
38
31
31

High Clouds (% Sky Obscured)

45
45
45
45
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
7
6
5
4
3
1
1
4
8
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

Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
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
Very Light Rain

Precipitation Probability (%)

72
74
75
70
63
59
59
54
38
21
0
0
0
0
0
0
0
4
8
11
12
15
15
13

Precipitation Amount (mm)

2.51
2.9
2.78
2.41
1.97
1.48
0.98
0.58
0.25
0.05
0
0
0
0
0
0
0
0.01
0.02
0.05
0.07
0.09
0.1
0.09

Wind Speed/Direction (mph)

6
5
7
13
16
18
19
18
19
19
19
18
17
16
15
15
14
14
15
15
15
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
13
13
12
12
11
11
11
11
11
11
10
6
6
5
5
6
11
12
12
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
92
90
89
86
84
83
80
76
75
76
77
78
79
79
76
72
68
65
63
62
62

Pressure (mb)

1001
1000
1000
1001
1001
1003
1005
1007
1010
1012
1015
1017
1019
1021
1022
1024
1025
1026
1028
1029
1030
1030
1031
1031

Ozone (du)

300
306
314
321
327
329
329
328
329
328
327
323
317
312
308
305
302
300
300
300
300
300
300
299

Monday 24

Waxing Gibbous 100%

19:47

07:28

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

Sun - Rise: 07:31, Set: 19:33, Transit: 13:30. Moon - Rise: 19:47, Set: 07:28. Civil Dark: 20:06 - 06:57. Nautical Dark: 20:46 - 06:17. Astro Dark: 21:28 - 05:36

Total Clouds (% Sky Obscured)

36
36
36
36
40
40
40
40
40
40
18
18
18
18
18
18
31
31
31
31
31
31
100
100

Low Clouds (% Sky Obscured)

20
20
20
20
25
25
25
25
25
25
13
13
13
13
13
13
13
13
13
13
13
13
42
42

Medium Clouds (% Sky Obscured)

31
31
31
31
32
32
32
32
32
32
16
16
16
16
16
16
31
31
31
31
31
31
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
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

Very 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
None
None

Precipitation Probability (%)

12
9
7
4
4
4
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.07
0.05
0.03
0.02
0.02
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)

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

Chance of Frost

Temperature (°C)

13
13
13
12
11
11
11
10
10
10
10
9
9
8
8
8
9
10
12
13
14
15
15
16

Feels Like (°C)

13
13
13
12
11
11
11
10
8
8
8
7
7
6
6
6
7
8
12
13
14
15
15
16

Dew Point (°C)

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

Relative Humidity (%)

61
61
62
64
66
67
69
70
72
72
73
76
80
83
84
84
83
77
70
64
60
58
57
56

Pressure (mb)

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

Ozone (du)

297
296
295
294
293
292
290
290
289
288
287
286
286
285
284
283
283
282
281
281
280
279
278
276

Tuesday 25

Full Moon 99%

20:07

08:38

16 Bad
17 Bad
18 Bad
19 Bad
20 Good
21 Good
22 Good
23 Good
00 Good
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: 19:30, Transit: 13:30. Moon - Rise: 20:07, Set: 08:38. Civil Dark: 20:04 - 06:59. Nautical Dark: 20:44 - 06:19. Astro Dark: 21:25 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
100
16
16
16
16
16
16
87
87
87
87
87
87
91
91
91
91
91
91
99
99

Low Clouds (% Sky Obscured)

42
42
42
42
16
16
16
16
16
16
59
59
59
59
59
59
76
76
76
76
76
76
96
96

Medium Clouds (% Sky Obscured)

100
100
100
100
2
2
2
2
2
2
0
0
0
0
0
0
59
59
59
59
59
59
92
92

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
69
69
69
69
69
69
21
21
21
21
21
21
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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
6

Relative Humidity (%)

56
57
61
65
71
75
79
83
86
91
93
94
93
90
87
87
86
81
73
66
60
55
50
47

Pressure (mb)

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

Ozone (du)

274
272
270
269
268
266
265
263
262
261
259
257
256
254
253
252
251
250
250
250
249
249
249
248

Wednesday 26

Waning Gibbous 96%

20:28

09:49

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

Sun - Rise: 07:34, Set: 19:28, Transit: 13:30. Moon - Rise: 20:28, Set: 09:49. Civil Dark: 20:02 - 07:00. Nautical Dark: 20:41 - 06:21. Astro Dark: 21:22 - 05:40

Total Clouds (% Sky Obscured)

99
99
99
99
23
23
23
23
23
23
5
5
5
5
5
5
2
2
2
2
2
2
98
98

Low Clouds (% Sky Obscured)

96
96
96
96
23
23
23
23
23
23
1
1
1
1
1
1
2
2
2
2
2
2
97
97

Medium Clouds (% Sky Obscured)

92
92
92
92
1
1
1
1
1
1
5
5
5
5
5
5
0
0
0
0
0
0
42
42

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
46
49
54
59
62
65
68
71
72
73
76
80
84
87
91
90
84
75
67
60
54
51
52

Pressure (mb)

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

Ozone (du)

248
248
249
250
251
252
253
253
254
255
255
257
258
260
260
261
261
260
259
258
258
258
258
258

Forecast for Hilversum, Hilversum, NL (52.22,5.15)

Generated: 20/09/18 16:50:23. Forecast: 20/09/18 to 26/09/18. Timezone: UTC+2.00