Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 84%

17:22

02:22

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

Sun - Rise: 06:42, Set: 19:00, Transit: 12:50. Moon - Rise: 17:22, Set: 02:22. Civil Dark: 19:33 - 06:09. Nautical Dark: 20:13 - 05:29. Astro Dark: 20:55 - 04:47

Total Clouds (% Sky Obscured)

100
98
98
98
72
21
98
86
100
100
100
100
100
93
25
40
1
13
10
37
36
27
21
5

Low Clouds (% Sky Obscured)

74
49
23
16
6
16
9
17
42
8
20
19
30
14
2
38
0
13
9
36
23
22
16
1

Medium Clouds (% Sky Obscured)

1
2
3
6
21
6
3
21
56
76
97
94
98
0
2
16
0
0
0
3
14
12
11
4

High Clouds (% Sky Obscured)

99
97
97
98
68
4
98
81
100
99
100
100
98
92
23
0
0
0
0
1
16
1
2
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
9
7
5
4
4
5
7
9
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
3
0
0
0
3
3
5
11
17
39
33
33
30
34
33
14
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.01
0
0
0
0.01
0.01
0.04
0.14
0.39
0.63
0.75
0.82
0.75
0.42
0.11
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

23
24
24
24
24
24
25
26
28
31
28
29
28
27
28
25
23
22
21
23
22
22
25
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
14
14
14
14
14
15
15
14
13
11
11
8
6
5
5
5
5
5
5
4

Relative Humidity (%)

60
58
59
62
65
67
69
72
75
77
81
78
75
72
79
74
73
70
66
62
56
50
46
44

Pressure (mb)

1010
1009
1008
1007
1006
1005
1004
1003
1002
1000
999
998
997
997
999
1001
1003
1005
1006
1008
1008
1009
1010
1010

Ozone (du)

288
287
287
288
288
290
292
293
292
289
289
293
299
305
308
310
312
316
319
322
325
328
329
327

Friday 21

Waxing Gibbous 90%

17:53

03:25

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

Sun - Rise: 06:44, Set: 18:57, Transit: 12:49. Moon - Rise: 17:53, Set: 03:25. Civil Dark: 19:31 - 06:10. Nautical Dark: 20:11 - 05:31. Astro Dark: 20:52 - 04:49

Total Clouds (% Sky Obscured)

27
5
54
24
29
15
5
0
0
0
91
99
100
100
100
100
87
93
77
1
63
98
100
98

Low Clouds (% Sky Obscured)

8
0
16
10
23
11
4
0
0
0
0
0
0
0
0
0
0
0
0
0
12
13
17
10

Medium Clouds (% Sky Obscured)

25
4
50
23
23
13
2
0
0
0
0
0
0
0
0
0
1
36
74
0
57
82
96
91

High Clouds (% Sky Obscured)

1
2
0
1
0
0
0
0
0
0
91
99
100
100
100
100
87
93
18
1
37
91
100
95

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
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
2
0
0
0
0
6
9
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0.01
0.03
0.05

Wind Speed/Direction (mph)

26
25
24
22
20
19
18
17
16
15
14
13
13
12
11
11
10
10
10
11
11
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
46
48
51
54
57
60
63
67
70
71
73
75
76
78
78
78
73
67
62
58
56
55
56

Pressure (mb)

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

Ozone (du)

323
320
318
317
317
317
318
318
315
310
305
302
299
297
295
293
291
290
288
287
285
283
281
280

Saturday 22

Waxing Gibbous 95%

18:20

04:31

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
14 Bad

Sun - Rise: 06:45, Set: 18:55, Transit: 12:49. Moon - Rise: 18:20, Set: 04:31. Civil Dark: 19:28 - 06:12. Nautical Dark: 20:08 - 05:32. Astro Dark: 20:49 - 04:51

Total Clouds (% Sky Obscured)

98
99
100
100
99
100
100
100
100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

6
1
1
0
31
100
99
16
100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

98
98
99
100
99
100
99
100
98
100
95
44
90
69
53
0
1
1
1
1
1
1
0
0

High Clouds (% Sky Obscured)

21
98
93
80
18
0
38
50
73
80
73
70
54
56
6
3
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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
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 (%)

13
15
25
35
46
58
61
65
67
66
61
60
61
60
60
57
59
65
71
68
59
50
48
47

Precipitation Amount (mm)

0.1
0.16
0.3
0.64
0.96
0.9
0.72
0.64
0.68
0.76
0.82
0.78
0.73
0.67
0.54
0.44
0.48
0.82
1.6
2.26
2.1
1.54
1.12
0.86

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
61
66
72
78
83
87
90
93
94
93
92
92
92
91
90
90
91
91
89
90
90
89
89

Pressure (mb)

1020
1020
1019
1019
1018
1017
1016
1015
1014
1013
1012
1010
1009
1008
1007
1005
1005
1004
1003
1003
1003
1003
1003
1003

Ozone (du)

279
279
279
279
279
279
279
278
278
277
276
276
276
276
276
276
277
278
281
285
292
301
308
315

Sunday 23

Waxing Gibbous 99%

18:43

05:38

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

Sun - Rise: 06:47, Set: 18:53, Transit: 12:49. Moon - Rise: 18:43, Set: 05:38. Civil Dark: 19:26 - 06:14. Nautical Dark: 20:06 - 05:34. Astro Dark: 20:47 - 04:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
2
2
2
2
2
2
0
0
0
0
0
0
9
9

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
2
2
2
2
2
2
0
0
0
0
0
0
9
9

Medium Clouds (% Sky Obscured)

0
0
0
0
48
48
48
48
48
48
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
6
6
7
9
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

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

Precipitation Probability (%)

51
65
70
76
68
53
37
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.7
0.72
1.19
2.14
2.53
1.41
0.27
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
23
26
26
25
24
24
23
22
21
20
19
17
16
15
14
13
13
13
12
12
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
12
12
12
11
11
10
6
5
4
4
3
3
2
2
2
2
3
5
10
12
13
14
15

Dew Point (°C)

12
10
9
8
7
7
6
6
6
5
5
5
4
4
3
3
3
3
3
3
3
3
3
3

Relative Humidity (%)

88
85
81
77
75
75
77
78
80
81
81
82
82
82
82
82
80
75
68
61
55
51
47
44

Pressure (mb)

1003
1005
1006
1009
1011
1014
1017
1019
1022
1024
1025
1027
1028
1030
1031
1032
1033
1033
1034
1035
1036
1036
1036
1036

Ozone (du)

320
323
324
324
324
324
323
321
316
309
302
297
292
288
285
283
282
282
284
285
284
283
282
280

Monday 24

Waxing Gibbous 100%

19:05

06:47

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

Sun - Rise: 06:49, Set: 18:50, Transit: 12:48. Moon - Rise: 19:05, Set: 06:47. Civil Dark: 19:24 - 06:15. Nautical Dark: 20:03 - 05:36. Astro Dark: 20:44 - 04:55

Total Clouds (% Sky Obscured)

9
9
9
9
35
35
35
35
35
35
0
0
0
0
0
0
45
45
45
45
45
45
0
0

Low Clouds (% Sky Obscured)

9
9
9
9
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
35
35
35
35
35
35
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
45
45
45
45
45
45
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)

13
13
12
11
10
9
9
8
8
8
8
8
8
7
7
6
5
5
4
4
4
2
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
14
13
12
11
10
7
6
5
5
5
4
4
3
3
4
5
9
12
14
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

42
43
47
54
61
66
72
77
81
85
87
89
90
92
93
94
92
86
75
67
60
55
52
50

Pressure (mb)

1036
1037
1037
1037
1037
1038
1038
1039
1039
1040
1040
1040
1040
1040
1040
1040
1040
1040
1041
1041
1040
1040
1040
1039

Ozone (du)

279
278
277
277
276
275
274
274
273
273
272
272
272
272
272
272
273
273
273
272
271
270
269
269

Tuesday 25

Full Moon 99%

19:25

07:57

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

Sun - Rise: 06:50, Set: 18:48, Transit: 12:48. Moon - Rise: 19:25, Set: 07:57. Civil Dark: 19:21 - 06:17. Nautical Dark: 20:01 - 05:38. Astro Dark: 20:42 - 04:57

Total Clouds (% Sky Obscured)

0
0
0
0
2
2
2
2
2
2
98
98
98
98
98
98
18
18
18
18
18
18
74
74

Low 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

Medium 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

High Clouds (% Sky Obscured)

0
0
0
0
2
2
2
2
2
2
98
98
98
98
98
98
18
18
18
18
18
18
74
74

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
51
55
61
66
72
75
78
79
80
79
79
81
83
86
89
90
84
74
66
60
54
50
47

Pressure (mb)

1039
1038
1038
1037
1037
1037
1037
1037
1037
1037
1036
1036
1036
1035
1035
1035
1034
1034
1034
1034
1034
1033
1033
1032

Ozone (du)

268
267
266
264
262
262
261
260
260
259
258
257
256
256
256
256
256
257
257
257
257
257
257
256

Wednesday 26

Waning Gibbous 96%

19:47

09:08

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

Sun - Rise: 06:52, Set: 18:46, Transit: 12:48. Moon - Rise: 19:47, Set: 09:08. Civil Dark: 19:19 - 06:19. Nautical Dark: 19:58 - 05:39. Astro Dark: 20:39 - 04:59

Total Clouds (% Sky Obscured)

74
74
74
74
41
41
41
41
41
41
0
0
0
0
0
0
2
2
2
2
2
2
0
0

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
0
0

High Clouds (% Sky Obscured)

74
74
74
74
41
41
41
41
41
41
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
9
8
8
8
8
8
7
7
7
8
8
9
9
10
11
12
13
14
15
15
16

Chance of Frost

Temperature (°C)

20
19
18
17
15
14
13
12
11
11
10
10
9
8
8
8
9
11
13
15
17
19
20
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
45
49
54
60
64
68
70
73
75
77
78
83
86
89
90
89
80
70
62
57
54
53
53

Pressure (mb)

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

Ozone (du)

255
255
256
256
258
260
262
264
265
266
266
265
263
262
261
260
260
260
260
259
259
259
259
260

Forecast for Maldon, Essex, UK (51.73,0.67)

Generated: 20/09/18 14:22:55. Forecast: 20/09/18 to 26/09/18. Timezone: UTC+1.00