Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 84%

17:28

02:31

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 Good
07 OK
08 Good
09 Good
10 OK
11 OK
12 OK
13 OK
14 OK

Sun - Rise: 06:49, Set: 19:07, Transit: 12:57. Moon - Rise: 17:28, Set: 02:31. Civil Dark: 19:40 - 06:16. Nautical Dark: 20:19 - 05:37. Astro Dark: 21:00 - 04:56

Total Clouds (% Sky Obscured)

98
98
99
96
95
100
100
100
100
100
100
99
57
53
72
2
12
1
10
35
39
29
34
29

Low Clouds (% Sky Obscured)

73
76
72
42
92
100
96
88
71
89
100
71
16
52
71
2
11
1
9
23
30
19
19
19

Medium Clouds (% Sky Obscured)

50
25
52
73
45
20
77
93
99
93
100
79
0
5
11
0
2
0
2
27
25
22
31
26

High Clouds (% Sky Obscured)

91
94
98
93
15
99
97
100
99
100
100
96
48
0
0
0
0
0
0
2
8
8
1
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

10
9
9
11
17
21
41
61
67
76
76
54
39
23
13
9
5
0
0
0
0
0
3
2

Precipitation Amount (mm)

0.03
0.01
0.01
0.03
0.04
0.07
0.14
0.27
0.67
1.45
1.88
1.21
0.38
0.07
0.02
0.01
0.01
0
0
0
0
0
0.01
0.01

Wind Speed/Direction (mph)

22
23
23
24
25
26
27
27
26
25
23
29
23
23
19
17
17
17
18
20
21
22
24
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
15
15
15
15
15
15
15
15
15
13
11
9
7
6
6
6
6
6
6
5
5
5

Relative Humidity (%)

78
77
77
77
78
79
81
80
83
85
85
87
82
80
81
84
83
81
76
69
63
56
52
51

Pressure (mb)

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

Ozone (du)

290
290
290
291
291
291
291
292
294
297
300
304
309
312
314
314
315
318
322
324
324
323
321
320

Friday 21

Waxing Gibbous 90%

17:59

03:34

15 OK
16 OK
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
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: 06:51, Set: 19:04, Transit: 12:56. Moon - Rise: 17:59, Set: 03:34. Civil Dark: 19:37 - 06:18. Nautical Dark: 20:17 - 05:39. Astro Dark: 20:58 - 04:58

Total Clouds (% Sky Obscured)

32
27
7
0
2
2
1
0
88
100
96
96
100
100
100
100
88
95
97
99
99
100
100
100

Low Clouds (% Sky Obscured)

9
13
7
0
2
2
1
0
2
2
2
6
7
6
16
6
18
16
20
14
6
1
2
1

Medium Clouds (% Sky Obscured)

29
23
2
0
2
1
0
0
0
1
5
18
22
27
20
72
59
48
91
96
96
97
100
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
88
100
96
95
100
100
100
100
81
94
88
86
98
98
100
98

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
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

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
Very Light Rain
Light Rain

Precipitation Probability (%)

2
2
0
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
11
17
29
35
43

Precipitation Amount (mm)

0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0
0.02
0.07
0.17
0.31
0.42

Wind Speed/Direction (mph)

25
24
21
18
15
13
12
11
10
9
9
8
8
8
7
7
6
7
7
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
52
54
57
60
63
66
70
74
78
80
82
83
84
85
86
87
85
80
74
70
69
70
74

Pressure (mb)

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

Ozone (du)

318
316
314
312
310
308
306
304
301
298
295
293
291
289
287
285
284
283
282
282
281
279
278
278

Saturday 22

Waxing Gibbous 95%

18:26

04:40

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: 06:52, Set: 19:02, Transit: 12:56. Moon - Rise: 18:26, Set: 04:40. Civil Dark: 19:35 - 06:19. Nautical Dark: 20:14 - 05:40. Astro Dark: 20:55 - 05:00

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
89
100
100
100
100
100
100
100
100
100
100
100
71
71

Low Clouds (% Sky Obscured)

15
100
99
99
100
100
99
100
100
100
73
100
100
100
100
100
100
100
100
100
100
100
59
59

Medium Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
70
28
63
20
3
0
0
0
1
1
1
1
1
1
29
29

High Clouds (% Sky Obscured)

0
98
85
2
21
41
26
43
65
63
2
39
14
15
0
0
0
0
0
0
0
0
13
13

ISS Passover

Visibility (miles)

6
6
6
6
5
5
4
3
3
3
4
7
10
10
10
10
10
9
9
9
8
7
7
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
0

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain

Precipitation Probability (%)

51
59
66
73
75
77
81
80
76
71
66
56
40
32
41
56
59
63
62
59
57
61
62
62

Precipitation Amount (mm)

0.53
0.65
0.8
0.96
1.16
1.51
1.96
2.15
1.85
1.35
0.95
0.59
0.31
0.19
0.23
0.39
0.62
0.92
1.36
1.83
2.33
2.83
3.05
2.85

Wind Speed/Direction (mph)

7
7
8
9
10
10
11
12
14
16
16
14
11
9
7
5
4
4
4
5
4
7
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
83
85
87
89
90
91
91
93
93
91
91
91
92
94
96
99
100
98
94
93
92
93
94

Pressure (mb)

1020
1019
1018
1017
1016
1015
1014
1013
1011
1010
1009
1008
1007
1006
1006
1005
1005
1004
1004
1004
1004
1004
1005
1005

Ozone (du)

278
278
278
277
277
276
276
275
275
275
275
274
274
275
275
276
277
280
284
288
295
303
310
315

Sunday 23

Waxing Gibbous 99%

18:49

05:46

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 Bad
14 Bad

Sun - Rise: 06:54, Set: 19:00, Transit: 12:56. Moon - Rise: 18:49, Set: 05:46. Civil Dark: 19:33 - 06:21. Nautical Dark: 20:12 - 05:42. Astro Dark: 20:52 - 05:02

Total Clouds (% Sky Obscured)

71
71
71
71
85
85
85
85
85
85
1
1
1
1
1
1
0
0
0
0
0
0
100
100

Low Clouds (% Sky Obscured)

59
59
59
59
84
84
84
84
84
84
1
1
1
1
1
1
0
0
0
0
0
0
99
99

Medium Clouds (% Sky Obscured)

29
29
29
29
31
31
31
31
31
31
0
0
0
0
0
0
0
0
0
0
0
0
97
97

High Clouds (% Sky Obscured)

13
13
13
13
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

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 (%)

59
55
50
39
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

2.41
1.8
0.95
0.26
0.03
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
22
23
22
20
18
17
16
15
14
13
11
10
9
8
8
7
7
7
8
8
9
10
10

Chance of Frost

Temperature (°C)

12
11
10
10
10
9
9
8
8
7
7
6
6
5
5
4
4
5
7
9
11
12
13
14

Feels Like (°C)

12
11
6
10
6
6
5
5
4
4
3
3
2
2
1
1
1
2
5
7
11
12
13
14

Dew Point (°C)

11
9
7
6
6
5
5
5
4
4
4
3
3
3
3
2
2
3
3
4
4
5
5
5

Relative Humidity (%)

92
88
83
76
74
75
77
79
80
81
81
83
85
87
87
88
88
84
77
70
65
60
55
52

Pressure (mb)

1006
1008
1010
1013
1016
1019
1021
1024
1026
1027
1028
1030
1031
1032
1033
1034
1035
1035
1036
1037
1037
1037
1038
1038

Ozone (du)

319
322
323
324
322
318
312
306
300
295
290
285
282
279
276
274
273
274
275
276
276
276
275
274

Monday 24

Waxing Gibbous 100%

19:11

06:54

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: 06:56, Set: 18:58, Transit: 12:55. Moon - Rise: 19:11, Set: 06:54. Civil Dark: 19:30 - 06:23. Nautical Dark: 20:09 - 05:44. Astro Dark: 20:50 - 05:03

Total Clouds (% Sky Obscured)

100
100
100
100
41
41
41
41
41
41
0
0
0
0
0
0
0
0
0
0
0
0
9
9

Low Clouds (% Sky Obscured)

99
99
99
99
40
40
40
40
40
40
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

97
97
97
97
16
16
16
16
16
16
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
0
0
0
0
0
0
9
9

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)

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

Chance of Frost

Temperature (°C)

15
15
14
12
11
10
8
7
6
6
5
5
5
5
4
3
3
4
8
10
12
14
15
16

Feels Like (°C)

15
15
14
12
11
8
7
5
4
4
3
3
3
3
2
1
1
3
7
10
12
14
15
16

Dew Point (°C)

4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
2
2
3
4
6
6
6
6
6

Relative Humidity (%)

50
50
52
58
64
70
76
80
83
83
83
84
86
88
90
93
95
90
79
71
65
60
55
53

Pressure (mb)

1038
1038
1038
1038
1038
1039
1040
1040
1040
1041
1041
1041
1041
1041
1041
1041
1041
1041
1041
1041
1041
1040
1040
1039

Ozone (du)

273
272
272
272
271
271
270
270
269
269
269
269
269
269
269
269
270
270
270
269
269
268
267
267

Tuesday 25

Full Moon 99%

19:33

08:04

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

Sun - Rise: 06:57, Set: 18:55, Transit: 12:55. Moon - Rise: 19:33, Set: 08:04. Civil Dark: 19:28 - 06:24. Nautical Dark: 20:07 - 05:45. Astro Dark: 20:47 - 05:05

Total Clouds (% Sky Obscured)

9
9
9
9
9
9
9
9
9
9
44
44
44
44
44
44
61
61
61
61
61
61
70
70

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
8
8

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)

9
9
9
9
9
9
9
9
9
9
44
44
44
44
44
44
61
61
61
61
61
61
67
67

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

Chance of Frost

Temperature (°C)

16
16
15
13
12
11
10
9
8
8
7
7
6
5
4
3
4
6
9
12
14
16
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
54
58
65
71
75
78
79
81
82
82
83
86
89
92
96
97
91
82
75
67
60
55
52

Pressure (mb)

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

Ozone (du)

266
265
265
264
263
262
261
260
259
259
258
258
257
257
258
258
259
259
258
258
257
256
256
255

Wednesday 26

Waning Gibbous 96%

19:54

09:14

15 Bad
16 Bad
17 Bad
18 Bad
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
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: 06:59, Set: 18:53, Transit: 12:55. Moon - Rise: 19:54, Set: 09:14. Civil Dark: 19:26 - 06:26. Nautical Dark: 20:05 - 05:47. Astro Dark: 20:45 - 05:07

Total Clouds (% Sky Obscured)

70
70
70
70
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

8
8
8
8
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)

67
67
67
67
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
8
8
7
6
6
5
5
5
6
5
2
7
7
8
8
8
9
11
12
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
51
54
60
66
71
75
79
81
84
84
86
86
86
86
89
90
85
77
71
66
62
61
62

Pressure (mb)

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

Ozone (du)

255
256
257
259
261
262
263
264
264
263
262
260
258
257
256
256
256
256
256
256
256
257
257
258

Forecast for Cliddesden, Hampshire, UK (51.24,-1.10)

Generated: 20/09/18 15:51:00. Forecast: 20/09/18 to 26/09/18. Timezone: UTC+1.00