Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waning Gibbous 82%

00:39

08:51

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

Sun - Rise: 05:03, Set: 21:02, Transit: 13:03. Moon - Rise: 00:39, Set: 08:51. Civil Dark: 21:45 - 04:20. Nautical Dark: 22:47 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

33
95
95
96
97
63
79
46
56
51
78
91
84
60
61
57
84
96
96
97
97
96
99
98

Low Clouds (% Sky Obscured)

2
22
12
1
12
20
15
2
9
2
8
6
2
1
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

31
46
79
96
90
39
73
45
44
3
6
1
0
2
2
1
0
0
2
6
31
42
54
9

High Clouds (% Sky Obscured)

9
89
90
17
66
26
12
3
16
49
76
90
84
60
60
57
84
96
95
96
97
96
99
98

ISS Passover

Visibility (miles)

6
6
7
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

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

Precipitation Amount (mm)

0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
17
18
19
19
19
20
20
21
21
20
18
16
14
13
12
11
10
9
9
9
9
10
12

Feels Like (°C)

15
17
18
19
19
19
20
20
21
21
20
18
16
14
13
12
11
10
9
8
8
8
10
12

Dew Point (°C)

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

Relative Humidity (%)

49
46
45
46
48
47
45
44
43
43
44
47
49
51
53
56
59
62
65
67
70
72
71
66

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

345
345
344
343
342
342
341
341
340
340
340
340
341
341
341
340
340
340
340
341
341
342
342
343

Thursday 23

Waning Gibbous 73%

01:19

No Set

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

Sun - Rise: 05:02, Set: 21:04, Transit: 13:03. Moon - Rise: 01:19, Set: No Set. Civil Dark: 21:47 - 04:18. Nautical Dark: 22:49 - 03:16. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
99
99
85
95
60
37
47
56
17
38
23
17
55
48
28
23
34
47
70
50
41
48
20

Low Clouds (% Sky Obscured)

0
0
0
0
6
22
26
9
0
0
2
11
4
0
0
0
6
9
11
9
13
24
41
9

Medium Clouds (% Sky Obscured)

3
3
54
79
94
49
9
45
43
17
7
6
15
55
48
28
20
31
45
69
47
34
29
16

High Clouds (% Sky Obscured)

98
99
99
80
41
13
9
2
23
0
32
10
2
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)

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

Chance of Frost

Temperature (°C)

14
16
18
19
20
21
21
21
21
21
20
18
16
14
13
13
12
11
10
9
9
9
10
12

Feels Like (°C)

14
16
18
19
20
21
21
21
21
21
20
18
16
14
13
13
12
11
8
8
7
8
10
12

Dew Point (°C)

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

Relative Humidity (%)

59
53
49
45
44
42
40
40
41
43
45
47
50
51
53
54
57
62
67
72
77
81
79
73

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1017
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019

Ozone (du)

343
342
341
339
338
339
340
341
340
340
339
340
340
341
342
343
344
345
346
347
348
349
350
350

Friday 24

Waning Gibbous 64%

01:52

09:52

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

Sun - Rise: 05:01, Set: 21:05, Transit: 13:03. Moon - Rise: 01:52, Set: 09:52. Civil Dark: 21:49 - 04:17. Nautical Dark: 22:51 - 03:14. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

8
9
0
7
31
74
93
96
62
76
81
66
56
66
59
44
34
26
26
54
57
56
98
98

Low Clouds (% Sky Obscured)

8
5
0
7
31
73
90
95
2
35
23
28
40
23
31
26
27
21
11
27
31
46
98
98

Medium Clouds (% Sky Obscured)

0
6
0
0
0
23
83
86
62
72
79
61
47
62
54
40
16
10
18
42
47
45
66
66

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
1
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
6
3
4
7
9
9
8
7
7
6
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
2
6
10
15
25
39
43
35
20
6
2
0
1
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.01
0.03
0.1
0.18
0.25
0.34
0.4
0.39
0.35
0.28
0.14
0.03
0
0.01
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
17
19
20
20
21
22
22
21
20
19
18
17
15
14
13
13
12
11
10
10
10
11
13

Feels Like (°C)

15
17
19
20
20
21
22
22
21
20
19
18
17
15
14
13
13
12
11
9
8
10
11
13

Dew Point (°C)

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

Relative Humidity (%)

64
57
53
50
49
48
47
49
54
60
66
69
72
73
72
69
67
69
74
78
81
82
80
74

Pressure (mb)

1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

349
348
347
347
346
345
344
343
344
346
347
346
344
342
342
343
343
341
339
337
333
329
325
322

Saturday 25

Waning Gibbous 54%

02:19

10:56

09 Bad
10 Bad
11 Bad
12 Bad
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
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 OK
08 OK

Sun - Rise: 05:00, Set: 21:06, Transit: 13:04. Moon - Rise: 02:19, Set: 10:56. Civil Dark: 21:50 - 04:16. Nautical Dark: 22:53 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
98
98
98
38
38
38
38
38
38
87
87
87
87
87
87
88
88
88
88
88
88
28
28

Low Clouds (% Sky Obscured)

98
98
98
98
38
38
38
38
38
38
6
6
6
6
6
6
0
0
0
0
0
0
27
27

Medium Clouds (% Sky Obscured)

66
66
66
66
0
0
0
0
0
0
13
13
13
13
13
13
33
33
33
33
33
33
9
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
86
86
86
86
86
86
82
82
82
82
82
82
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
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.01
0.01
0.02
0.03
0.02
0.01
0.01
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
17
19
20
20
21
21
21
21
21
21
21
19
17
15
14
14
13
12
11
11
12
13
15

Feels Like (°C)

15
17
19
20
20
21
21
21
21
21
21
21
19
17
15
14
14
13
12
11
11
12
13
15

Dew Point (°C)

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

Relative Humidity (%)

67
60
55
53
52
52
52
52
53
52
51
51
55
59
63
67
72
77
83
88
90
90
87
81

Pressure (mb)

1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1020
1020
1020
1020
1019
1019
1018
1018
1018
1018
1018

Ozone (du)

318
315
313
311
309
309
309
308
307
305
304
305
307
308
310
311
312
311
309
307
307
308
308
309

Sunday 26

Third Quarter 45%

02:41

12:01

09 OK
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 OK
08 OK

Sun - Rise: 04:59, Set: 21:07, Transit: 13:04. Moon - Rise: 02:41, Set: 12:01. Civil Dark: 21:52 - 04:14. Nautical Dark: 22:55 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
28
28
28
100
100
100
100
100
100
93
93
93
93
93
93
100
100
100
100
100
100
21
21

Low Clouds (% Sky Obscured)

27
27
27
27
100
100
100
100
100
100
23
23
23
23
23
23
100
100
100
100
100
100
10
10

Medium Clouds (% Sky Obscured)

9
9
9
9
78
78
78
78
78
78
31
31
31
31
31
31
46
46
46
46
46
46
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
90
90
90
90
90
90
0
0
0
0
0
0
13
13

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

Precipitation Probability (%)

0
0
1
1
2
2
2
3
5
7
8
4
4
4
3
2
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.01
0.02
0.03
0.03
0.02
0.02
0.03
0.05
0.07
0.09
0.16
0.21
0.16
0.07
0.02
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
19
20
20
20
22
23
23
22
21
19
18
17
16
15
14
13
12
11
11
11
11
12
13

Feels Like (°C)

17
19
20
20
20
22
23
23
22
21
19
18
17
16
15
14
13
12
11
11
11
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

74
68
64
62
61
57
55
54
56
60
64
68
74
79
82
84
84
85
87
88
88
88
85
78

Pressure (mb)

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

Ozone (du)

311
312
314
316
319
324
329
335
339
342
343
341
336
332
329
327
325
325
325
326
327
328
328
329

Monday 27

Waning Crescent 35%

03:01

13:07

09 OK
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 OK
08 OK

Sun - Rise: 04:58, Set: 21:09, Transit: 13:04. Moon - Rise: 03:01, Set: 13:07. Civil Dark: 21:53 - 04:13. Nautical Dark: 22:58 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

21
21
21
21
100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
30
30

Low Clouds (% Sky Obscured)

10
10
10
10
99
99
99
99
99
99
42
42
42
42
42
42
41
41
41
41
41
41
26
26

Medium Clouds (% Sky Obscured)

0
0
0
0
89
89
89
89
89
89
88
88
88
88
88
88
86
86
86
86
86
86
15
15

High Clouds (% Sky Obscured)

13
13
13
13
96
96
96
96
96
96
95
95
95
95
95
95
99
99
99
99
99
99
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
6
3
5
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
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
2
3
3
2
2
2
2
2
2
2
2
2
1
0
0
2
2
2
3
2
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
63
55
50
46
45
47
49
53
56
59
61
66
70
73
75
76
77
79
80
78
75
71
67

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1013
1013
1012
1012
1012
1012
1012
1012
1012
1013
1013

Ozone (du)

330
331
331
331
331
331
331
331
331
332
332
333
333
335
340
347
352
353
353
353
351
349
347
345

Tuesday 28

Waning Crescent 33%

03:20

14:13

09 OK
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 OK
02 OK
03 OK
04 OK
05 Good
06 Good
07 Bad
08 Bad

Sun - Rise: 04:57, Set: 21:10, Transit: 13:04. Moon - Rise: 03:20, Set: 14:13. Civil Dark: 21:55 - 04:12. Nautical Dark: 23:00 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

30
30
30
30
95
95
95
95
95
95
99
99
99
99
99
99
9
9
9
9
9
9
83
83

Low Clouds (% Sky Obscured)

26
26
26
26
27
27
27
27
27
27
14
14
14
14
14
14
3
3
3
3
3
3
25
25

Medium Clouds (% Sky Obscured)

15
15
15
15
51
51
51
51
51
51
84
84
84
84
84
84
7
7
7
7
7
7
78
78

High Clouds (% Sky Obscured)

0
0
0
0
92
92
92
92
92
92
99
99
99
99
99
99
0
0
0
0
0
0
7
7

ISS Passover

Visibility (miles)

10
10
10
10
10
10
7
4
2
2
3
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
0

Precipitation Type

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

Precipitation Probability (%)

2
2
2
3
4
5
6
7
9
9
8
4
0
0
4
7
13
13
11
9
6
4
3
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
15
16
16
17
17
16
16
15
15
14
14
13
12
12
11
11
12
12
12
13
13
14

Feels Like (°C)

13
14
15
16
16
17
17
16
16
15
15
14
14
13
12
12
11
11
12
12
12
13
13
14

Dew Point (°C)

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

Relative Humidity (%)

63
59
57
55
53
52
53
55
57
59
61
60
59
61
64
68
71
73
75
77
76
74
72
70

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012

Ozone (du)

342
340
338
337
336
336
335
334
332
329
327
326
325
325
325
325
325
325
325
325
326
327
327
325

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

Generated: 22/05/19 09:43:25. Forecast: 22/05/19 to 28/05/19. Timezone: UTC+1.00