Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Gibbous 90%

18:09

02:42

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 OK
17 OK
18 OK
19 Good
20 OK
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:59, Set: 19:15, Transit: 13:07. Moon - Rise: 18:09, Set: 02:42. Civil Dark: 19:47 - 06:26. Nautical Dark: 20:27 - 05:47. Astro Dark: 21:07 - 05:07

Total Clouds (% Sky Obscured)

57
67
100
100
98
66
58
54
98
41
27
68
52
63
49
29
24
13
6
1
20
71
89
91

Low Clouds (% Sky Obscured)

57
67
100
100
97
45
41
41
98
31
17
38
27
35
33
25
14
10
4
1
9
8
9
50

Medium Clouds (% Sky Obscured)

1
2
38
11
94
52
39
26
16
29
21
30
25
29
30
16
19
8
4
0
2
0
2
21

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
38
23
26
8
0
0
0
0
0
13
70
88
83

ISS Passover

Visibility (miles)

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

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
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

Precipitation Probability (%)

45
32
32
40
46
41
34
25
20
18
21
63
37
27
23
17
14
9
7
6
5
0
0
0

Precipitation Amount (mm)

0.42
0.15
0.16
0.28
0.37
0.29
0.18
0.12
0.12
0.15
0.19
0.25
0.07
0.34
0.27
0.18
0.11
0.06
0.03
0.02
0.01
0
0
0

Wind Speed/Direction (mph)

27
27
23
22
24
23
22
21
22
23
21
15
21
28
28
27
26
24
23
21
18
15
17
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
11
6
5
4
4
4
4
5
6
10
11
12
12
12
12
12
12
12
11
11
11
11
11

Dew Point (°C)

12
10
9
8
8
7
7
7
7
7
7
6
7
8
8
8
8
8
8
8
8
8
8
8

Relative Humidity (%)

95
95
95
94
92
91
90
88
86
83
80
73
74
75
76
77
77
78
79
81
82
83
84
85

Pressure (mb)

999
1000
1002
1003
1005
1006
1007
1008
1009
1010
1010
1011
1012
1012
1013
1014
1014
1015
1016
1016
1017
1018
1019
1019

Ozone (du)

311
314
316
317
318
320
322
324
325
325
323
321
318
315
314
313
312
309
305
301
298
296
294
292

Saturday 22

Waxing Gibbous 95%

18:36

03:45

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:01, Set: 19:12, Transit: 13:07. Moon - Rise: 18:36, Set: 03:45. Civil Dark: 19:45 - 06:28. Nautical Dark: 20:24 - 05:49. Astro Dark: 21:05 - 05:08

Total Clouds (% Sky Obscured)

99
100
93
97
91
99
100
98
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

13
11
31
22
21
18
15
11
7
2
1
2
10
11
94
49
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

13
29
30
84
83
95
96
95
100
93
99
100
100
100
100
100
100
100
97
59
61
48
52
22

High Clouds (% Sky Obscured)

99
100
89
95
84
99
99
86
80
94
95
100
100
90
16
34
2
0
0
1
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
9
9
10
10
10
10
10
10
6
4
3
3
3
3

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

Precipitation Probability (%)

4
5
5
5
6
8
9
11
12
13
16
22
29
37
45
51
57
60
61
65
67
69
70
68

Precipitation Amount (mm)

0.01
0.02
0.02
0.02
0.02
0.04
0.06
0.08
0.07
0.08
0.13
0.28
0.62
0.98
1.12
1.14
1.22
1.42
1.69
1.91
2.02
2.16
2.17
1.78

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
10
10
11
11
11
11
11
11
10
10
10
11
11
11
11
12
12

Feels Like (°C)

10
10
10
10
10
8
8
8
10
11
11
11
11
11
11
10
10
10
11
11
11
11
12
12

Dew Point (°C)

8
8
8
8
8
8
8
8
8
8
9
9
9
9
9
10
10
10
10
10
10
11
11
11

Relative Humidity (%)

85
86
86
85
85
86
87
87
86
85
85
84
86
88
91
94
96
96
95
95
96
96
96
96

Pressure (mb)

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

Ozone (du)

290
288
287
286
285
284
282
281
281
280
280
279
278
277
275
274
272
271
269
269
270
272
274
273

Sunday 23

Waxing Gibbous 97%

19:00

04:50

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
17 Bad
18 Bad
19 OK
20 OK
21 Good
22 Good
23 Good

Sun - Rise: 07:03, Set: 19:10, Transit: 13:06. Moon - Rise: 19:00, Set: 04:50. Civil Dark: 19:43 - 06:30. Nautical Dark: 20:22 - 05:51. Astro Dark: 21:02 - 05:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
78
63
18
100
91
43
13
8
2
2
1

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
78
63
18
100
91
43
13
8
2
2
1

Medium Clouds (% Sky Obscured)

96
57
78
78
95
86
62
63
59
87
99
90
85
0
0
0
1
1
1
4
0
0
0
0

High Clouds (% Sky Obscured)

0
0
66
84
20
0
13
38
6
34
92
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
4
3
2
1
1
1
2
2
2
3
6
10
10
10
10
9
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

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

Precipitation Probability (%)

65
62
65
69
68
66
59
55
54
54
56
59
61
62
58
54
37
22
10
4
0
2
2
0

Precipitation Amount (mm)

1.29
1.06
1.14
1.53
1.82
1.61
1.35
1.28
1.25
1.29
1.38
1.54
1.75
1.71
1.14
0.55
0.3
0.15
0.04
0.01
0
0.01
0.01
0

Wind Speed/Direction (mph)

13
8
8
14
5
6
9
11
11
12
18
25
22
28
26
25
24
23
21
20
18
16
15
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
14
16
15
15
15
15
16
16
16
16
15
14
12
11
5
4
5
5
5
5
4
4

Dew Point (°C)

12
13
14
15
14
15
15
15
16
16
16
15
14
14
12
9
8
7
7
7
7
6
6
6

Relative Humidity (%)

96
95
96
98
97
99
100
100
100
99
97
96
96
97
96
93
91
90
89
89
88
87
87
87

Pressure (mb)

1011
1011
1010
1009
1009
1008
1008
1007
1006
1005
1005
1005
1005
1006
1008
1011
1013
1016
1018
1021
1023
1025
1027
1028

Ozone (du)

272
271
271
272
273
274
276
277
279
280
283
288
294
299
301
302
301
298
293
289
286
284
282
281

Monday 24

Waxing Gibbous 99%

19:22

05:57

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

Sun - Rise: 07:04, Set: 19:08, Transit: 13:06. Moon - Rise: 19:22, Set: 05:57. Civil Dark: 19:41 - 06:31. Nautical Dark: 20:19 - 05:52. Astro Dark: 21:00 - 05:12

Total Clouds (% Sky Obscured)

1
0
23
42
45
9
25
19
19
19
19
19
19
71
71
71
71
71
71
65
65
65
65
65

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
52
52
52
52
52
52
11
11
11
11
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
9
9
9
9
9
9
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
23
42
45
9
25
18
18
18
18
18
18
38
38
38
38
38
38
61
61
61
61
61

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
2
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
0.01
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
4
3
3
3
5
7
8
11
11
11
11
11
11
11
10
8
7
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

88
89
89
89
89
91
92
91
87
82
78
74
70
68
67
68
69
71
74
77
79
81
82
84

Pressure (mb)

1029
1030
1031
1032
1033
1034
1034
1035
1036
1037
1037
1038
1038
1038
1038
1038
1038
1038
1038
1038
1039
1039
1040
1040

Ozone (du)

279
278
276
275
274
273
272
272
272
272
272
271
270
269
269
268
267
267
267
267
267
268
268
269

Tuesday 25

Full Moon 100%

19:43

07:05

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
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 07:06, Set: 19:05, Transit: 13:06. Moon - Rise: 19:43, Set: 07:05. Civil Dark: 19:38 - 06:33. Nautical Dark: 20:17 - 05:54. Astro Dark: 20:57 - 05:14

Total Clouds (% Sky Obscured)

65
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

11
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
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)

61
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
3
3
2
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
8
8
8
8
8
8
8
9
9
9
9
9
9
8
8
8
8
8
8
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
3
3
3
2
2
2
4
6
8
11
12
13
14
14
14
13
12
12
11
8
7
6

Dew Point (°C)

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

Relative Humidity (%)

86
87
88
88
88
89
89
88
86
83
80
77
74
72
69
67
67
68
71
73
75
78
80
81

Pressure (mb)

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

Ozone (du)

269
269
269
269
270
270
269
269
268
267
266
265
264
263
262
261
260
259
259
259
259
259
259
259

Wednesday 26

Waning Gibbous 99%

20:04

08:14

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
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 07:07, Set: 19:03, Transit: 13:05. Moon - Rise: 20:04, Set: 08:14. Civil Dark: 19:36 - 06:34. Nautical Dark: 20:15 - 05:56. Astro Dark: 20:55 - 05:16

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
13
13
13
13
13
13
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
13
13
13
13
13
13
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
84
85
86
89
90
90
88
84
80
76
71
67
64
62
62
65
70
74
76
77
79
81

Pressure (mb)

1034
1033
1033
1032
1032
1031
1031
1031
1030
1030
1030
1030
1030
1029
1029
1028
1028
1028
1027
1027
1028
1028
1028
1028

Ozone (du)

259
260
259
259
259
259
260
260
260
261
261
261
260
260
261
261
261
262
262
262
262
262
262
262

Thursday 27

Waning Gibbous 96%

20:28

09:25

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

Sun - Rise: 07:09, Set: 19:01, Transit: 13:05. Moon - Rise: 20:28, Set: 09:25. Civil Dark: 19:34 - 06:36. Nautical Dark: 20:12 - 05:57. Astro Dark: 20:52 - 05:18

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
33
33
33
33
33
33
27
27
27
27
27

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
33
33
33
33
33
33
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
27
27
27
27
27

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)

5
3
5
4
3
5
6
6
4
4
5
5
9
11
12
13
14
14
14
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
84
84
85
86
88
89
87
83
80
78
75
73
72
72
74
78
82
85
87
89
90
89

Pressure (mb)

1028
1028
1027
1027
1027
1027
1026
1026
1026
1027
1027
1027
1027
1027
1026
1026
1026
1027
1027
1027
1028
1029
1030
1030

Ozone (du)

263
263
263
262
261
261
260
260
259
259
258
258
258
258
258
258
258
258
259
259
261
262
265
268

Forecast for Exford, Somerset, UK (51.13,-3.64)

Generated: 21/09/18 11:25:14. Forecast: 21/09/18 to 27/09/18. Timezone: UTC+1.00