Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 23

Waxing Crescent 46%

14:45

22:33

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 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK

Sun - Rise: 06:58, Set: 19:01, Transit: 12:59. Moon - Rise: 14:45, Set: 22:33. Civil Dark: 19:35 - 06:24. Nautical Dark: 20:14 - 05:45. Astro Dark: 20:55 - 05:04

Total Clouds (% Sky Obscured)

100
100
88
72
100
100
80
97
88
98
54
65
23
13
14
32
57
91
94
31
25
32
19
3

Low Clouds (% Sky Obscured)

20
38
46
65
99
100
32
15
18
20
2
2
5
3
13
30
0
0
84
12
20
13
8
2

Medium Clouds (% Sky Obscured)

100
100
78
26
53
100
64
72
83
98
54
62
20
13
2
10
56
90
85
28
11
26
14
2

High Clouds (% Sky Obscured)

100
96
64
6
2
0
40
95
74
84
0
23
2
0
1
1
9
20
0
0
0
0
0
1

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

Precipitation Type

Very 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
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
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

100
100
34
28
18
14
10
10
15
15
14
14
14
11
9
12
26
38
51
50
52
51
42
26

Precipitation Amount (mm)

0.3
0.73
0.32
0.32
0.23
0.13
0.08
0.07
0.08
0.08
0.06
0.03
0.02
0.01
0.01
0.02
0.1
0.32
0.47
0.35
0.36
0.49
0.31
0.08

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
15
16
16
17
17
15
14
12
11
10
6
6
5
5
4
4
4
5
5
5
6
6

Dew Point (°C)

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

Relative Humidity (%)

97
96
97
93
85
77
74
77
81
85
89
91
92
94
95
95
97
97
98
98
98
96
94
89

Pressure (mb)

1001
1001
1000
1000
1000
999
999
999
999
999
999
1000
1000
1001
1001
1001
1000
999
998
997
996
996
996
996

Ozone (du)

276
280
283
287
291
295
300
304
308
312
316
320
321
317
309
304
301
301
301
302
304
307
310
314

Thursday 24

First Quarter 58%

15:50

23:26

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

Sun - Rise: 06:59, Set: 18:59, Transit: 12:58. Moon - Rise: 15:50, Set: 23:26. Civil Dark: 19:32 - 06:26. Nautical Dark: 20:11 - 05:47. Astro Dark: 20:52 - 05:06

Total Clouds (% Sky Obscured)

19
86
73
53
59
67
52
41
40
73
68
18
11
9
13
6
7
18
20
5
37
27
31
26

Low Clouds (% Sky Obscured)

18
14
16
20
16
24
26
21
22
19
14
12
9
8
6
5
5
16
15
5
31
13
9
3

Medium Clouds (% Sky Obscured)

3
85
69
38
36
30
30
29
29
16
23
13
5
4
8
5
6
6
16
2
1
0
2
0

High Clouds (% Sky Obscured)

0
1
32
34
43
53
27
14
9
65
60
0
1
0
6
0
0
0
0
0
13
18
27
24

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

Precipitation Probability (%)

17
14
16
14
14
14
14
14
0
0
13
21
24
24
22
21
15
0
0
0
0
6
0
0

Precipitation Amount (mm)

0.02
0.02
0.05
0.09
0.08
0.07
0.05
0.02
0
0
0.01
0.03
0.06
0.06
0.04
0.02
0.01
0
0
0
0
0.01
0
0

Wind Speed/Direction (mph)

19
20
21
21
20
19
17
15
11
8
7
6
6
6
7
8
10
11
13
14
14
15
17
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
80
74
68
65
63
65
68
71
74
79
84
88
90
91
92
93
95
97
99
100
98
93
85

Pressure (mb)

996
996
996
996
995
994
994
993
993
992
992
993
993
994
995
996
997
998
999
1001
1002
1004
1005
1006

Ozone (du)

318
324
329
332
331
328
326
328
331
334
334
333
333
334
335
336
337
339
339
338
337
336
338
340

Friday 25

Waxing Gibbous 68%

16:42

00:28

10 Good
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 Good
18 Good
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 OK
09 OK

Sun - Rise: 07:01, Set: 18:57, Transit: 12:58. Moon - Rise: 16:42, Set: 00:28. Civil Dark: 19:30 - 06:28. Nautical Dark: 20:09 - 05:49. Astro Dark: 20:50 - 05:08

Total Clouds (% Sky Obscured)

0
21
19
15
32
27
26
10
2
7
1
1
2
3
4
1
1
1
1
1
1
9
9
9

Low Clouds (% Sky Obscured)

0
18
9
6
2
9
17
8
2
7
1
1
1
1
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
9
16
14
32
27
23
9
0
0
0
0
2
3
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
3
0
0
0
0
0
0
9
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
11
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0
0
0.01
0.06

Wind Speed/Direction (mph)

21
21
22
22
21
20
19
17
14
13
13
14
14
14
14
13
12
11
11
10
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
4
4
5
5
5
4
4
4
4
4
3
3
3
3
3
3
2
1
2
3
4

Relative Humidity (%)

77
70
63
57
54
54
55
59
63
67
71
74
76
77
77
78
79
81
82
81
79
77
79
81

Pressure (mb)

1007
1008
1009
1010
1011
1012
1013
1014
1014
1015
1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

340
337
332
326
319
310
304
301
301
301
301
302
302
300
298
295
292
290
287
286
286
285
284
283

Saturday 26

Waxing Gibbous 78%

17:22

01:36

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

Sun - Rise: 07:02, Set: 18:54, Transit: 12:58. Moon - Rise: 17:22, Set: 01:36. Civil Dark: 19:28 - 06:29. Nautical Dark: 20:07 - 05:50. Astro Dark: 20:47 - 05:10

Total Clouds (% Sky Obscured)

9
9
9
42
42
42
42
42
42
6
6
6
6
6
6
17
17
17
17
17
17
2
2
2

Low Clouds (% Sky Obscured)

0
0
0
39
39
39
39
39
39
6
6
6
6
6
6
17
17
17
17
17
17
1
1
1

Medium Clouds (% Sky Obscured)

0
0
0
34
34
34
34
34
34
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1

ISS Passover

Visibility (miles)

10
10
10
9
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
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
None
None
None
None
None
None

Precipitation Probability (%)

46
42
31
32
30
22
17
14
13
8
5
0
4
3
0
0
0
0
0
0
0
0
0
3

Precipitation Amount (mm)

0.14
0.19
0.23
0.25
0.25
0.22
0.18
0.11
0.04
0.01
0.01
0
0.01
0.01
0
0
0
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
82
82
79
76
75
75
77
77
78
81
83
84
86
89
90
90
90
91
93
94
92
88

Pressure (mb)

1018
1017
1017
1017
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1014
1014
1014
1014
1015
1015

Ozone (du)

282
281
280
279
277
276
274
272
270
269
268
268
268
267
267
267
267
266
265
265
265
265
265
265

Sunday 27

Waxing Gibbous 86%

17:52

02:47

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

Sun - Rise: 07:04, Set: 18:52, Transit: 12:57. Moon - Rise: 17:52, Set: 02:47. Civil Dark: 19:25 - 06:31. Nautical Dark: 20:04 - 05:52. Astro Dark: 20:45 - 05:12

Total Clouds (% Sky Obscured)

2
2
2
98
98
98
98
98
98
38
38
38
38
38
38
72
72
72
72
72
72
0
0
0

Low Clouds (% Sky Obscured)

1
1
1
12
12
12
12
12
12
2
2
2
2
2
2
2
2
2
2
2
2
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
98
98
98
98
98
98
34
34
34
34
34
34
17
17
17
17
17
17
0
0
0

High Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
4
4
4
4
4
4
67
67
67
67
67
67
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

3
2
0
0
4
11
17
18
12
9
7
7
8
9
8
7
5
3
0
0
0
5
0
0

Precipitation Amount (mm)

0.02
0.01
0
0
0.01
0.06
0.1
0.08
0.03
0.01
0.02
0.06
0.11
0.13
0.14
0.12
0.06
0.01
0
0
0
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
82
80
78
74
71
70
73
77
79
80
81
81
83
86
88
90
92
93
94
95
96
92
86

Pressure (mb)

1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1012
1012
1012
1012

Ozone (du)

266
266
267
268
269
270
271
271
271
271
272
272
273
274
275
276
276
275
274
273
272
271
272
272

Monday 28

Waxing Gibbous 92%

18:16

03:58

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
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Good
07 OK
08 OK
09 OK

Sun - Rise: 07:06, Set: 18:50, Transit: 12:57. Moon - Rise: 18:16, Set: 03:58. Civil Dark: 19:23 - 06:33. Nautical Dark: 20:02 - 05:54. Astro Dark: 20:42 - 05:14

Total Clouds (% Sky Obscured)

0
0
0
100
100
100
100
100
100
48
48
48
48
48
48
9
9
9
9
9
9
30
30
30

Low Clouds (% Sky Obscured)

0
0
0
100
100
100
100
100
100
33
33
33
33
33
33
9
9
9
9
9
9
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
17
17
17
17
17
17
38
38
38
38
38
38
0
0
0
0
0
0
1
1
1

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
30
30
30

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0.02
0.03
0.03
0.03
0.02
0.02
0.01
0.01
0.02
0.03
0.04
0.03
0.01
0.01
0.03
0.08
0.12
0.07
0.01
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
78
74
70
68
68
70
74
77
78
82
85
86
87
87
88
90
91
92
94
96
97
95
90

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1014
1014
1013
1014
1014

Ozone (du)

273
273
274
274
275
277
278
280
281
282
284
286
287
286
284
283
282
280
280
280
280
281
281
282

Tuesday 29

Waxing Gibbous 96%

18:35

05:08

10 OK
11 OK
12 OK
13 Bad
14 Bad
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

Sun - Rise: 07:07, Set: 18:48, Transit: 12:57. Moon - Rise: 18:35, Set: 05:08. Civil Dark: 19:21 - 06:34. Nautical Dark: 20:00 - 05:55. Astro Dark: 20:40 - 05:15

Total Clouds (% Sky Obscured)

30
30
30
78
78
78
78
78
78
100
100
100
100
100
100
100
100
100
100
100
100
72
72
72

Low Clouds (% Sky Obscured)

0
0
0
68
68
68
68
68
68
30
30
30
30
30
30
31
31
31
31
31
31
65
65
65

Medium Clouds (% Sky Obscured)

1
1
1
2
2
2
2
2
2
40
40
40
40
40
40
91
91
91
91
91
91
33
33
33

High Clouds (% Sky Obscured)

30
30
30
31
31
31
31
31
31
100
100
100
100
100
100
99
99
99
99
99
99
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
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

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
3
4
3
2
2
2
0
0
0
0
0
0
5
9
16
20
28
50
68
73
75
73

Precipitation Amount (mm)

0
0
0.02
0.03
0.03
0.03
0.02
0.01
0
0
0
0
0
0
0.01
0.03
0.04
0.06
0.11
0.25
0.53
0.78
1.01
1.54

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
8
8
8
7
7
7
7
7
7
7
7
6
6
6
7
7
8
8
9
9
11
11

Relative Humidity (%)

83
76
70
64
61
61
63
67
71
73
76
80
83
85
86
87
89
91
92
92
92
94
97
97

Pressure (mb)

1014
1015
1015
1014
1014
1013
1013
1013
1013
1013
1012
1013
1012
1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1002

Ozone (du)

283
283
285
286
287
287
289
292
295
298
300
301
302
302
301
301
303
305
307
308
309
309
310
311

Forecast for Swindon, Wiltshire, UK (51.56,-1.78)

Generated: 23/09/20 10:16:18. Forecast: 23/09/20 to 29/09/20. Timezone: UTC+1.00