Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 21

Waning Gibbous 84%

23:27

09:42

00 Good
01 OK
02 Bad
03 OK
04 Bad
05 Bad
06 OK
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 Good
23 Bad

Sun - Rise: 05:12, Set: 21:08, Transit: 13:10. Moon - Rise: 23:27, Set: 09:42. Civil Dark: 21:51 - 04:29. Nautical Dark: 22:51 - 03:29. Astro Dark: N/A - 01:33

Total Clouds (% Sky Obscured)

18
20
54
27
78
77
23
81
94
92
96
96
99
100
100
100
100
100
100
100
100
100
5
66

Low Clouds (% Sky Obscured)

18
20
23
9
3
0
0
0
24
69
56
61
76
100
99
80
100
57
98
2
0
0
0
2

Medium Clouds (% Sky Obscured)

0
0
0
2
1
0
0
0
0
0
0
0
0
9
1
0
0
1
0
0
2
2
0
0

High Clouds (% Sky Obscured)

0
0
40
20
77
77
23
81
91
77
91
91
97
92
99
98
99
100
100
100
100
100
5
66

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
6
6
7
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 (%)

1
1
1
0
0
0
0
0
0
0
0
0
2
2
0
0
2
2
2
2
0
0
0
0

Precipitation Amount (mm)

0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0.01
0.04
0
0
0.02
0.01
0.01
0.01
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
13
13
13
13
14
15
18
20
21
21
22
23
24
25
25
25
24
23
21
19
18

Feels Like (°C)

16
15
14
13
13
13
13
14
15
18
20
21
21
22
23
24
25
25
25
24
23
21
19
18

Dew Point (°C)

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

Relative Humidity (%)

73
76
79
83
86
87
88
85
79
70
64
58
56
54
51
49
48
48
49
51
55
60
64
69

Pressure (mb)

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

Ozone (du)

360
359
355
349
344
340
338
336
335
333
333
335
339
344
342
339
336
333
330
327
326
325
324
322

Monday 22

Waning Gibbous 77%

23:45

10:48

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

Sun - Rise: 05:13, Set: 21:06, Transit: 13:10. Moon - Rise: 23:45, Set: 10:48. Civil Dark: 21:49 - 04:31. Nautical Dark: 22:49 - 03:31. Astro Dark: 00:47 - 01:43

Total Clouds (% Sky Obscured)

99
81
93
98
99
93
98
98
99
99
96
91
96
88
54
27
37
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

3
5
31
77
82
57
59
78
90
95
89
89
96
88
53
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
80
90
94
95
90
94
94
94
85
69
21
1
0
2
27
37
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
4
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
17
17
17
17
17
17
18
19
21
22
24
25
27
28
29
29
29
29
28
26
24
22
20

Feels Like (°C)

18
17
17
17
17
17
17
18
19
21
22
24
26
28
29
29
30
30
29
28
26
24
22
20

Dew Point (°C)

13
13
14
14
14
14
15
15
16
16
17
17
17
18
18
18
17
17
17
17
17
16
16
16

Relative Humidity (%)

75
79
82
83
83
83
84
84
81
76
71
66
61
57
53
51
50
49
49
51
56
63
69
75

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

319
317
315
314
313
312
311
310
309
308
308
308
308
308
308
308
308
309
309
310
312
314
316
320

Tuesday 23

Waning Gibbous 68%

00:03

11:53

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

Sun - Rise: 05:15, Set: 21:05, Transit: 13:10. Moon - Rise: 00:03, Set: 11:53. Civil Dark: 21:47 - 04:32. Nautical Dark: 22:47 - 03:33. Astro Dark: 00:37 - 01:51

Total Clouds (% Sky Obscured)

0
0
0
2
23
100
100
100
92
39
1
0
3
0
0
28
31
0
0
0
2
2
45
60

Low Clouds (% Sky Obscured)

0
0
0
2
23
100
100
100
92
39
1
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
2
34
54

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
28
31
0
0
0
2
2
21
14

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
100
100
100
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
14
17
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.08
0.44
0.81
0.79

Wind Speed/Direction (mph)

5
4
3
3
2
2
3
3
5
7
9
10
11
12
13
14
14
14
14
13
13
13
12
11

Chance of Frost

Temperature (°C)

19
18
17
16
16
15
15
16
19
22
26
28
29
31
31
32
32
32
32
31
30
29
28
26

Feels Like (°C)

19
18
17
16
16
15
15
16
19
22
26
28
29
31
31
32
32
32
32
31
30
29
28
26

Dew Point (°C)

16
15
15
15
14
14
14
15
15
14
15
15
16
16
16
16
15
16
16
16
15
15
14
15

Relative Humidity (%)

80
84
87
89
91
92
93
88
75
61
51
47
44
42
40
38
37
37
38
39
40
41
43
51

Pressure (mb)

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

Ozone (du)

323
325
325
323
321
320
318
317
316
316
316
315
314
313
313
312
312
313
314
315
314
314
313
314

Wednesday 24

Waning Gibbous 58%

00:03

13:00

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

Sun - Rise: 05:16, Set: 21:04, Transit: 13:10. Moon - Rise: 00:03, Set: 13:00. Civil Dark: 21:46 - 04:34. Nautical Dark: 22:45 - 03:35. Astro Dark: 00:28 - 01:58

Total Clouds (% Sky Obscured)

99
95
53
81
95
100
75
44
44
44
44
44
44
69
69
69
69
69
69
31
31
31
31
31

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
0
0

Medium Clouds (% Sky Obscured)

73
52
50
31
15
20
44
38
38
38
38
38
38
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

98
92
16
77
95
100
63
20
20
20
20
20
20
69
69
69
69
69
69
31
31
31
31
31

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
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
None

Precipitation Probability (%)

24
27
20
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.62
0.48
0.24
0.04
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
8
8
9
9
8
6
5
5
6
7
7
7
7
8
8
9
9
9
9
7
6
4
4

Chance of Frost

Temperature (°C)

24
23
22
21
21
20
19
20
21
23
25
27
28
30
31
32
32
31
31
30
27
25
23
22

Feels Like (°C)

24
23
22
21
21
20
20
20
21
23
25
27
29
30
31
32
32
31
31
30
28
25
23
22

Dew Point (°C)

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

Relative Humidity (%)

62
71
75
76
77
81
85
86
80
72
64
56
48
43
40
39
39
40
42
44
49
55
60
64

Pressure (mb)

1012
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1012
1011
1011

Ozone (du)

314
314
312
308
306
305
306
307
307
308
308
307
306
305
305
305
304
303
301
300
299
298
297
297

Thursday 25

Third Quarter 48%

00:21

14:08

00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
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 Good
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 05:18, Set: 21:02, Transit: 13:10. Moon - Rise: 00:21, Set: 14:08. Civil Dark: 21:44 - 04:36. Nautical Dark: 22:42 - 03:38. Astro Dark: 00:22 - 02:05

Total Clouds (% Sky Obscured)

31
48
48
48
48
48
48
95
95
95
95
95
95
94
94
94
94
94
94
0
0
0
0
0

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
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
32
32
32
32
32
32
0
0
0
0
0

High Clouds (% Sky Obscured)

31
48
48
48
48
48
48
95
95
95
95
95
95
91
91
91
91
91
91
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
3
3
3
3
0
0
0
3
3
4
6
5
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.01
0.01
0.02
0.03
0.02
0
0
0
0.03
0.06
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
5
6
6
7
8
8
10
12
13
13
13
13
13
14
15
15
15
15
14
12
11
11

Chance of Frost

Temperature (°C)

21
20
19
19
19
19
20
21
23
25
26
27
26
26
26
26
26
25
25
24
23
22
20
19

Feels Like (°C)

21
20
19
19
19
19
20
21
23
25
27
27
26
26
26
26
26
25
25
24
23
22
20
19

Dew Point (°C)

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

Relative Humidity (%)

69
74
75
76
74
74
75
74
68
61
56
56
56
57
57
57
57
57
56
56
56
58
59
63

Pressure (mb)

1011
1010
1010
1009
1008
1008
1008
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1009
1009
1009
1010
1011
1011

Ozone (du)

296
295
294
293
293
292
292
292
292
291
291
292
292
292
292
292
292
293
293
294
295
296
296
297

Friday 26

Waning Crescent 38%

00:42

15:19

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

Sun - Rise: 05:19, Set: 21:01, Transit: 13:10. Moon - Rise: 00:42, Set: 15:19. Civil Dark: 21:43 - 04:37. Nautical Dark: 22:40 - 03:40. Astro Dark: 00:15 - 02:10

Total Clouds (% Sky Obscured)

0
2
2
2
2
2
2
27
27
27
27
27
27
90
90
90
90
90
90
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
4
4
4
4
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
25
25
25
25
25
25
57
57
57
57
57
57
98
98
98
98
98

High Clouds (% Sky Obscured)

0
2
2
2
2
2
2
2
2
2
2
2
2
82
82
82
82
82
82
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
0
0
0
0
0
0
2
2
2
3
6
6
4
2
1
1
1
1
1
1
0
0

Precipitation Amount (mm)

0
0.01
0
0
0
0
0
0
0.01
0.01
0.01
0.02
0.07
0.14
0.14
0.12
0.09
0.07
0.05
0.03
0.02
0.01
0
0

Wind Speed/Direction (mph)

11
11
11
11
11
11
12
12
12
13
13
12
11
11
11
12
12
12
12
12
11
9
8
7

Chance of Frost

Temperature (°C)

19
18
17
17
17
16
16
17
18
19
20
21
21
22
23
24
25
25
24
23
22
20
18
17

Feels Like (°C)

19
18
17
17
17
16
16
17
18
19
20
21
21
22
23
24
25
25
24
23
22
20
18
17

Dew Point (°C)

13
13
13
13
12
12
13
13
12
12
12
12
12
12
12
11
11
11
11
11
11
11
12
11

Relative Humidity (%)

67
72
74
75
77
78
79
77
72
65
60
58
56
53
49
44
42
41
42
45
50
58
65
70

Pressure (mb)

1011
1012
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017
1018

Ozone (du)

298
299
300
300
302
305
309
312
316
319
322
325
328
331
335
340
343
343
340
338
337
337
337
338

Saturday 27

Waning Crescent 28%

01:07

16:31

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

Sun - Rise: 05:20, Set: 20:59, Transit: 13:10. Moon - Rise: 01:07, Set: 16:31. Civil Dark: 21:41 - 04:39. Nautical Dark: 22:38 - 03:42. Astro Dark: 00:10 - 02:16

Total Clouds (% Sky Obscured)

100
79
79
79
79
79
79
2
2
2
2
2
2
66
66
66
66
66
66
11
11
11
11
11

Low Clouds (% Sky Obscured)

4
20
20
20
20
20
20
2
2
2
2
2
2
40
40
40
40
40
40
1
1
1
1
1

Medium Clouds (% Sky Obscured)

98
5
5
5
5
5
5
0
0
0
0
0
0
65
65
65
65
65
65
11
11
11
11
11

High Clouds (% Sky Obscured)

98
74
74
74
74
74
74
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
2
3
2
0
0
0
2
3
3
3
4
3
3
3
3
3
3
4

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.01
0.01
0
0
0
0.01
0.01
0.02
0.03
0.04
0.02
0.01
0.01
0.01
0.01
0.01
0.03

Wind Speed/Direction (mph)

6
5
4
4
3
3
3
3
4
5
6
7
9
10
11
11
12
12
12
11
11
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
79
82
85
86
85
80
73
64
57
53
49
47
48
50
52
52
51
51
54
61
68
73

Pressure (mb)

1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

338
339
337
335
333
331
330
328
328
327
326
325
325
324
324
325
325
324
322
321
321
322
322
322

Forecast for Reading, Reading, UK (51.45,-0.98)

Generated: 21/07/19 13:35:25. Forecast: 21/07/19 to 27/07/19. Timezone: UTC+1.00