Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 21

Waning Gibbous 77%

23:34

10:54

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:20, Set: 21:14, Transit: 13:16. Moon - Rise: 23:34, Set: 10:54. Civil Dark: 21:57 - 04:37. Nautical Dark: 22:57 - 03:37. Astro Dark: 00:53 - 01:50

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
77
98
100
85
78
93
98
100
100
100
100
98
100
100
100
98

Low Clouds (% Sky Obscured)

98
76
26
38
48
15
4
12
20
12
5
0
6
18
69
99
100
99
100
93
100
100
100
98

Medium Clouds (% Sky Obscured)

0
0
0
1
0
1
0
6
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

98
98
99
100
100
100
100
100
73
98
100
85
77
91
93
92
95
95
91
65
20
3
3
23

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 (%)

3
0
0
3
3
3
3
3
0
0
0
0
2
2
1
2
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
22
23
24
24
23
23
22
21
20
19
19
19
19
19
18
19
18
19
19
21
22
23
25

Feels Like (°C)

21
22
23
24
24
23
23
22
21
20
19
19
19
19
19
18
19
18
19
20
21
22
23
25

Dew Point (°C)

14
14
14
14
14
14
14
14
14
13
13
13
14
14
15
15
16
16
16
16
16
16
17
17

Relative Humidity (%)

62
60
59
56
54
56
57
59
64
67
69
71
73
75
79
82
83
85
85
82
76
70
66
62

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021

Ozone (du)

341
339
336
333
330
329
327
325
324
323
321
319
317
316
314
313
312
311
311
310
310
310
310
310

Monday 22

Waning Gibbous 68%

23:52

12:00

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

Sun - Rise: 05:21, Set: 21:13, Transit: 13:16. Moon - Rise: 23:52, Set: 12:00. Civil Dark: 21:55 - 04:39. Nautical Dark: 22:55 - 03:40. Astro Dark: 00:43 - 01:58

Total Clouds (% Sky Obscured)

47
48
55
32
15
10
5
12
20
19
12
13
23
48
52
98
100
100
100
98
60
2
0
0

Low Clouds (% Sky Obscured)

35
7
10
22
15
10
5
12
20
19
12
13
23
48
52
98
100
100
100
98
60
2
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)

17
44
49
12
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
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
10
10
9
9
8
8
7
5
4
3
3
3
2
3
3
3
3
3
4
5
7
8
10

Chance of Frost

Temperature (°C)

26
27
27
28
27
27
26
25
22
21
20
19
18
18
17
17
16
16
17
19
21
24
26
28

Feels Like (°C)

26
27
28
28
28
28
26
25
22
21
20
19
18
18
17
17
16
16
17
19
21
24
26
28

Dew Point (°C)

17
17
17
17
17
17
17
17
17
16
16
16
16
15
15
15
15
15
15
15
15
15
15
16

Relative Humidity (%)

58
56
54
53
54
56
58
63
71
76
79
82
85
87
89
90
91
92
89
79
66
57
51
47

Pressure (mb)

1021
1021
1021
1021
1020
1020
1020
1020
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1018
1018
1017
1017
1016

Ozone (du)

310
310
310
310
311
312
313
316
319
322
325
327
328
326
323
321
320
320
321
321
321
321
322
322

Tuesday 23

Waning Gibbous 58%

00:09

13:07

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

Sun - Rise: 05:23, Set: 21:11, Transit: 13:16. Moon - Rise: 00:09, Set: 13:07. Civil Dark: 21:54 - 04:40. Nautical Dark: 22:53 - 03:42. Astro Dark: 00:35 - 02:05

Total Clouds (% Sky Obscured)

0
0
0
0
0
1
0
0
71
59
100
100
96
95
98
97
65
27
13
13
13
13
13
13

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
7
11
11
11
11
11
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
47
9
67
67
78
19
45
10
52
23
3
3
3
3
3
3

High Clouds (% Sky Obscured)

0
0
0
0
0
1
0
0
51
57
100
100
91
95
98
97
32
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
9
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
6
20
33
35
36
33
22
7
3
2
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.05
0.25
0.46
0.49
0.56
0.6
0.33
0.07
0.02
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

30
31
31
32
32
31
30
28
25
23
22
21
21
20
20
19
19
18
18
19
20
22
23
24

Feels Like (°C)

30
31
31
32
32
31
30
28
25
23
22
22
21
21
20
20
19
19
19
19
20
22
23
24

Dew Point (°C)

16
16
16
15
15
15
16
16
17
18
18
18
18
17
17
17
17
17
17
16
16
16
15
15

Relative Humidity (%)

43
40
38
37
38
39
41
49
62
72
78
80
81
82
83
84
87
90
89
84
75
68
64
59

Pressure (mb)

1016
1015
1014
1013
1012
1012
1011
1011
1012
1012
1011
1011
1010
1010
1010
1011
1011
1011
1011
1011
1012
1012
1013
1013

Ozone (du)

322
321
320
320
320
320
319
317
314
311
308
307
306
307
309
310
311
311
310
310
308
308
309
310

Wednesday 24

Waning Gibbous 48%

00:28

13:07

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:24, Set: 21:10, Transit: 13:16. Moon - Rise: 00:28, Set: 13:07. Civil Dark: 21:52 - 04:42. Nautical Dark: 22:51 - 03:44. Astro Dark: 00:28 - 02:11

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
80
80
80
80
80
80
99
99
99
99
99
99
91
91
91
91
91
91

Low Clouds (% Sky Obscured)

18
18
18
18
18
18
3
3
3
3
3
3
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)

99
99
99
99
99
99
79
79
79
79
79
79
99
99
99
99
99
99
91
91
91
91
91
91

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
7
9
16
19
22
21
18
12
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.03
0.05
0.06
0.07
0.1
0.19
0.43
0.58
0.36
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
27
28
29
28
28
27
25
23
22
21
21
20
20
19
19
19
19
20
20
21
21
22
23

Feels Like (°C)

25
27
28
29
29
28
27
25
23
22
21
21
20
20
19
19
19
20
20
21
21
22
22
23

Dew Point (°C)

15
16
16
16
16
16
16
16
16
16
15
15
15
15
14
14
15
16
17
17
18
18
18
17

Relative Humidity (%)

55
51
48
47
48
50
53
56
63
67
69
71
73
74
74
74
77
79
80
82
83
82
78
70

Pressure (mb)

1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1008
1007
1007
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

311
310
307
305
303
300
299
298
297
296
296
295
295
295
295
294
294
294
294
293
293
293
293
294

Thursday 25

Third Quarter 38%

00:49

14:15

13 Bad
14 Bad
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 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:26, Set: 21:09, Transit: 13:16. Moon - Rise: 00:49, Set: 14:15. Civil Dark: 21:51 - 04:44. Nautical Dark: 22:49 - 03:46. Astro Dark: 00:22 - 02:17

Total Clouds (% Sky Obscured)

63
63
63
63
63
63
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
3
3
3
3
3
0
0
0
0
0
0
0
0
0
0
0
0
56
56
56
56
56
56

Medium Clouds (% Sky Obscured)

28
28
28
28
28
28
0
0
0
0
0
0
0
0
0
0
0
0
81
81
81
81
81
81

High Clouds (% Sky Obscured)

51
51
51
51
51
51
0
0
0
0
0
0
0
0
0
0
0
0
98
98
98
98
98
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

2
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
4
6
8
12
13
7
3

Precipitation Amount (mm)

0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0.01
0.01
0.04
0.1
0.15
0.12
0.07

Wind Speed/Direction (mph)

15
17
18
19
19
18
17
16
14
13
13
13
13
14
14
14
13
13
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
57
52
49
50
52
53
55
59
63
66
68
70
72
73
73
75
75
74
72
68
64
59
54

Pressure (mb)

1006
1007
1007
1007
1008
1008
1008
1009
1009
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1013
1013
1014
1014
1014

Ozone (du)

294
295
296
296
298
299
300
300
300
301
302
302
304
308
312
317
321
325
329
332
334
336
340
343

Friday 26

Waning Crescent 28%

01:13

15:26

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 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 OK

Sun - Rise: 05:27, Set: 21:07, Transit: 13:16. Moon - Rise: 01:13, Set: 15:26. Civil Dark: 21:49 - 04:45. Nautical Dark: 22:47 - 03:49. Astro Dark: 00:16 - 02:22

Total Clouds (% Sky Obscured)

95
95
95
95
95
95
100
100
100
100
100
100
6
6
6
6
6
6
9
9
9
9
9
9

Low Clouds (% Sky Obscured)

56
56
56
56
56
56
31
31
31
31
31
31
6
6
6
6
6
6
9
9
9
9
9
9

Medium Clouds (% Sky Obscured)

2
2
2
2
2
2
76
76
76
76
76
76
2
2
2
2
2
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

90
90
90
90
90
90
100
100
100
100
100
100
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
Very Light Rain

Precipitation Probability (%)

2
1
1
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7

Precipitation Amount (mm)

0.03
0.02
0.01
0
0
0
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
11
11
11
11
11
11
12
12
12
12
11
11
11
11
11
11
11
11
12
12

Relative Humidity (%)

51
50
50
51
53
55
57
59
64
70
76
81
84
86
86
86
87
85
82
77
70
65
64
64

Pressure (mb)

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

Ozone (du)

345
344
341
338
338
338
339
338
337
337
338
340
341
338
334
331
330
330
329
328
327
326
326
326

Saturday 27

Waning Crescent 18%

01:44

16:38

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

Sun - Rise: 05:28, Set: 21:06, Transit: 13:16. Moon - Rise: 01:44, Set: 16:38. Civil Dark: 21:47 - 04:47. Nautical Dark: 22:44 - 03:51. Astro Dark: 00:11 - 02:27

Total Clouds (% Sky Obscured)

11
11
11
11
11
11
34
34
34
34
34
34
40
40
40
40
40
40
44
44
44
44
44
44

Low Clouds (% Sky Obscured)

11
11
11
11
11
11
28
28
28
28
28
28
2
2
2
2
2
2
35
35
35
35
35
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
25
25
25
25
25
25
40
40
40
40
40
40
27
27
27
27
27
27

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

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

Precipitation Probability (%)

10
7
4
2
2
3
3
3
0
0
4
9
12
11
8
6
7
9
9
7
3
1
3
4

Precipitation Amount (mm)

0.08
0.06
0.02
0.01
0.01
0.01
0.01
0.01
0
0
0.02
0.06
0.1
0.07
0.03
0.02
0.03
0.05
0.07
0.04
0.01
0.01
0.02
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
21
21
22
22
21
20
19
18
17
17
17
17
17
17
16
16
16
17
18
19
20
21

Feels Like (°C)

19
20
21
21
22
22
21
20
19
18
17
17
17
17
17
17
16
16
16
17
18
19
20
21

Dew Point (°C)

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

Relative Humidity (%)

64
62
59
56
54
53
54
57
64
71
76
81
85
87
88
88
91
91
90
85
77
70
65
61

Pressure (mb)

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

Ozone (du)

326
326
325
325
324
323
322
323
324
324
325
326
326
326
325
325
325
326
326
325
324
323
322
321

Forecast for Bristol, City of Bristol, UK (51.45,-2.59)

Generated: 21/07/19 13:45:49. Forecast: 21/07/19 to 27/07/19. Timezone: UTC+1.00