Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 8

Waxing Gibbous 89%

14:41

03:31

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

Sun - Rise: 08:05, Set: 16:13, Transit: 12:09. Moon - Rise: 14:41, Set: 03:31. Civil Dark: 16:52 - 07:27. Nautical Dark: 17:34 - 06:45. Astro Dark: 18:13 - 06:05

Total Clouds (% Sky Obscured)

100
100
62
66
55
41
24
19
45
58
59
56
55
62
37
35
53
82
64
97
98
44
97
84

Low Clouds (% Sky Obscured)

100
100
62
66
55
23
9
15
36
32
32
25
39
37
30
18
30
51
43
78
95
29
72
21

Medium Clouds (% Sky Obscured)

98
1
0
0
0
34
21
13
34
44
53
49
33
48
27
30
43
74
44
74
41
20
70
77

High Clouds (% Sky Obscured)

98
82
0
0
0
0
0
0
0
6
0
0
0
9
0
4
0
1
31
84
51
14
85
34

ISS Passover

Visibility (miles)

7
10
10
10
10
10
10
10
10
9
7
6
5
5
4
4
4
5
4
3
3
4
6
7

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
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 (%)

57
100
7
6
7
8
7
7
12
20
41
56
57
62
60
54
51
54
63
67
69
67
68
66

Precipitation Amount (mm)

2.02
0.04
0.12
0.05
0.02
0.01
0.01
0.01
0.03
0.08
0.22
0.36
0.44
0.56
0.69
0.68
0.59
0.59
0.76
1.04
1.3
1.53
1.75
1.69

Wind Speed/Direction (mph)

25
24
24
24
23
23
23
23
23
24
26
28
28
28
28
28
27
28
30
33
35
36
35
35

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
11
10
5
4
4
4
4
3
3
2
2
2
2
2
2
2
2
2
2
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

89
86
85
84
82
82
82
84
87
90
93
95
96
94
87
87
86
85
84
84
82
80
78
76

Pressure (mb)

1005
1004
1004
1005
1006
1007
1007
1007
1006
1006
1006
1005
1005
1004
1003
1003
1002
1002
1001
999
999
998
999
999

Ozone (du)

253
259
264
269
273
277
279
281
284
288
293
298
302
307
310
309
307
304
302
301
299
296
292
290

Monday 9

Waxing Gibbous 94%

15:02

04:40

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

Sun - Rise: 08:06, Set: 16:13, Transit: 12:10. Moon - Rise: 15:02, Set: 04:40. Civil Dark: 16:52 - 07:28. Nautical Dark: 17:33 - 06:46. Astro Dark: 18:13 - 06:06

Total Clouds (% Sky Obscured)

82
41
36
37
36
33
28
32
30
27
31
4
2
1
1
20
27
21
22
90
95
99
99
100

Low Clouds (% Sky Obscured)

43
31
27
34
33
25
27
27
27
27
31
2
0
1
1
9
14
21
22
27
3
1
3
58

Medium Clouds (% Sky Obscured)

50
30
20
16
20
20
8
24
20
1
2
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

61
2
0
0
0
0
0
0
1
0
0
2
1
0
0
13
15
0
0
86
95
99
99
99

ISS Passover

Visibility (miles)

7
8
9
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

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 (%)

62
46
20
9
5
5
4
4
4
5
0
0
0
0
0
0
4
3
1
0
2
0
0
0

Precipitation Amount (mm)

1.06
0.42
0.15
0.08
0.05
0.04
0.03
0.02
0.01
0.01
0
0
0
0
0
0
0.01
0.01
0.01
0
0.01
0
0
0

Wind Speed/Direction (mph)

34
35
35
33
31
29
27
25
23
23
23
22
20
17
14
11
9
7
6
6
7
8
10
13

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
7
7
7
8
8
8
8
8
8
7
7
7
7
7
7
7
7
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
78
78
79
80
80
81
82
83
83
83
83
84
87
90
91
93
92
90
89
88
88
87

Pressure (mb)

1001
1003
1005
1007
1010
1012
1014
1015
1017
1018
1020
1021
1021
1022
1023
1023
1024
1025
1025
1025
1024
1024
1023
1023

Ozone (du)

288
288
289
292
298
302
303
303
303
304
306
309
311
313
315
317
318
318
316
312
309
306
304
302

Tuesday 10

Waxing Gibbous 98%

15:27

05:50

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
00 Bad

Sun - Rise: 08:07, Set: 16:13, Transit: 12:10. Moon - Rise: 15:27, Set: 05:50. Civil Dark: 16:52 - 07:29. Nautical Dark: 17:33 - 06:47. Astro Dark: 18:13 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

74
31
100
33
83
100
100
100
100
100
100
100
100
100
100
100
95
91
91
91
91
91
91
13

Medium Clouds (% Sky Obscured)

81
82
99
100
100
100
100
100
100
98
72
55
43
98
98
100
100
100
100
100
100
100
100
20

High Clouds (% Sky Obscured)

100
100
100
98
99
100
100
100
100
100
99
95
95
96
88
89
96
97
97
97
97
97
97
100

ISS Passover

Visibility (miles)

10
10
10
10
10
9
7
5
4
5
8
10
10
9
8
8
8
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

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

Precipitation Probability (%)

6
14
25
32
59
75
81
83
82
79
74
68
69
75
78
73
67
56
47
23
7
4
3
3

Precipitation Amount (mm)

0.03
0.09
0.17
0.22
0.37
0.63
1.03
1.65
2.13
2.01
1.59
1.28
1.21
1.35
1.45
1.24
1.04
0.89
0.5
0.14
0.03
0.01
0.02
0.03

Wind Speed/Direction (mph)

15
17
19
21
23
24
26
27
28
28
29
29
29
30
30
27
23
20
18
17
16
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
6
6
6
6
10
10
11
11
11
12
13
13
13
11
5
4
3
3
3
3
3
2

Dew Point (°C)

6
6
7
7
8
8
9
10
11
11
11
12
12
13
12
11
8
7
6
5
4
4
3
3

Relative Humidity (%)

86
86
85
86
86
88
91
95
100
100
100
100
99
97
97
96
95
92
90
86
84
82
81
81

Pressure (mb)

1022
1021
1020
1018
1016
1015
1013
1012
1011
1010
1009
1008
1007
1006
1006
1006
1008
1009
1010
1011
1011
1011
1012
1012

Ozone (du)

302
301
300
298
294
291
290
289
288
287
286
286
285
284
284
283
282
283
286
290
296
302
310
317

Wednesday 11

Waxing Gibbous 100%

15:58

07:02

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
00 Bad

Sun - Rise: 08:08, Set: 16:13, Transit: 12:11. Moon - Rise: 15:58, Set: 07:02. Civil Dark: 16:52 - 07:30. Nautical Dark: 17:33 - 06:48. Astro Dark: 18:13 - 06:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
45
45
45
45
45
45
84
84
84
84
84
84
59
59
59
59
59
59
100

Low Clouds (% Sky Obscured)

13
13
13
13
13
26
26
26
26
26
26
70
70
70
70
70
70
33
33
33
33
33
33
57

Medium Clouds (% Sky Obscured)

20
20
20
20
20
35
35
35
35
35
35
41
41
41
41
41
41
46
46
46
46
46
46
98

High Clouds (% Sky Obscured)

100
100
100
100
100
0
0
0
0
0
0
48
48
48
48
48
48
1
1
1
1
1
1
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
9
8
7
7
2
2
4
6
9
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
Very Light Rain
Very Light Rain
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

Precipitation Probability (%)

3
3
5
5
5
5
8
13
18
20
23
28
36
44
48
35
18
14
12
14
17
14
14
15

Precipitation Amount (mm)

0.03
0.03
0.03
0.03
0.03
0.04
0.07
0.08
0.1
0.11
0.11
0.13
0.25
0.44
0.54
0.37
0.18
0.13
0.11
0.11
0.12
0.11
0.09
0.08

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
5
5
5
5
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
81
81
81
81
83
87
91
93
94
94
93
93
92
91
89
86
85
84
83
81
80
80

Pressure (mb)

1012
1012
1011
1011
1010
1010
1009
1009
1008
1007
1006
1006
1005
1005
1005
1005
1005
1006
1007
1007
1008
1008
1008
1008

Ozone (du)

321
325
329
332
335
339
342
345
348
351
352
355
357
360
364
368
373
374
371
365
359
356
355
353

Thursday 12

Full Moon 99%

16:38

08:12

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
00 Bad

Sun - Rise: 08:09, Set: 16:13, Transit: 12:11. Moon - Rise: 16:38, Set: 08:12. Civil Dark: 16:52 - 07:30. Nautical Dark: 17:34 - 06:48. Astro Dark: 18:13 - 06:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
29
29
29
29
29
29
99

Low Clouds (% Sky Obscured)

57
57
57
57
57
95
95
95
95
95
95
97
97
97
97
97
97
28
28
28
28
28
28
86

Medium Clouds (% Sky Obscured)

98
98
98
98
98
100
100
100
100
100
100
63
63
63
63
63
63
13
13
13
13
13
13
84

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
47
47
47
47
47
47
0
0
0
0
0
0
84

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
9
8
7
7
8
9
8
7
6
4
3
2
2
2
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

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

Precipitation Probability (%)

17
19
26
42
55
66
69
63
58
62
72
75
75
66
62
62
65
67
65
67
70
69
68
57

Precipitation Amount (mm)

0.07
0.08
0.12
0.26
0.57
0.83
0.74
0.5
0.38
0.5
0.92
1.27
1.13
0.8
0.6
0.53
0.53
0.54
0.45
0.45
0.55
0.73
1.39
1.99

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
2
2
2
3
3
4
5
5
5
6
10
10
10
6
5
5
5
5
4
4
4
3

Dew Point (°C)

2
2
3
3
4
5
6
7
8
9
9
10
10
10
10
9
9
9
8
7
6
6
5
5

Relative Humidity (%)

81
82
84
85
86
88
89
92
95
98
100
100
99
97
96
97
97
97
95
92
90
88
88
87

Pressure (mb)

1008
1007
1006
1005
1004
1002
1001
999
997
996
994
993
991
990
989
989
988
988
987
987
986
986
985
985

Ozone (du)

352
350
349
347
345
343
340
338
335
332
329
326
324
323
322
321
320
320
321
323
324
325
326
326

Friday 13

Waning Gibbous 99%

17:29

09:18

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
00 Bad

Sun - Rise: 08:10, Set: 16:13, Transit: 12:11. Moon - Rise: 17:29, Set: 09:18. Civil Dark: 16:52 - 07:31. Nautical Dark: 17:34 - 06:49. Astro Dark: 18:14 - 06:09

Total Clouds (% Sky Obscured)

99
99
99
99
99
100
100
100
100
100
100
93
93
93
93
93
93
52
52
52
52
52
52
69

Low Clouds (% Sky Obscured)

86
86
86
86
86
100
100
100
100
100
100
92
92
92
92
92
92
32
32
32
32
32
32
52

Medium Clouds (% Sky Obscured)

84
84
84
84
84
81
81
81
81
81
81
37
37
37
37
37
37
47
47
47
47
47
47
60

High Clouds (% Sky Obscured)

84
84
84
84
84
89
89
89
89
89
89
0
0
0
0
0
0
0
0
0
0
0
0
1

ISS Passover

Visibility (miles)

3
3
3
3
3
4
5
6
7
10
10
10
10
6
4
5
9
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
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

46
41
35
28
27
26
22
22
25
26
22
24
35
39
44
49
63
66
58
48
40
40
40
39

Precipitation Amount (mm)

1.63
0.91
0.47
0.31
0.24
0.22
0.2
0.23
0.26
0.24
0.2
0.18
0.18
0.2
0.24
0.37
0.57
0.64
0.42
0.19
0.11
0.13
0.24
0.35

Wind Speed/Direction (mph)

22
28
32
32
31
29
27
23
21
21
23
23
22
20
18
19
20
21
20
19
19
18
18
18

Chance of Frost

Temperature (°C)

7
6
6
6
6
6
6
6
6
6
6
7
7
8
7
7
7
7
7
6
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
84
82
82
83
84
85
87
90
92
93
94
96
97
97
97
96
95
92
89
86
84
82
81

Pressure (mb)

985
985
985
985
985
986
986
987
987
988
988
988
988
987
987
988
989
989
990
991
992
992
992
993

Ozone (du)

325
323
321
319
317
316
315
315
314
313
312
310
310
309
308
306
304
302
302
303
304
305
307
308

Saturday 14

Waning Gibbous 96%

18:31

10:16

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
00 Bad

Sun - Rise: 08:11, Set: 16:13, Transit: 12:12. Moon - Rise: 18:31, Set: 10:16. Civil Dark: 16:52 - 07:32. Nautical Dark: 17:34 - 06:50. Astro Dark: 18:14 - 06:10

Total Clouds (% Sky Obscured)

69
69
69
69
69
97
97
97
97
97
97
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

52
52
52
52
52
30
30
30
30
30
30
74
74
74
74
74
74
88
88
88
88
88
88
97

Medium Clouds (% Sky Obscured)

60
60
60
60
60
21
21
21
21
21
21
99
99
99
99
99
99
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

1
1
1
1
1
95
95
95
95
95
95
66
66
66
66
66
66
87
87
87
87
87
87
4

ISS Passover

Visibility (miles)

10
5
2
4
7
9
9
7
6
5
4
4
4
4
5
8
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
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

41
47
46
37
22
17
17
20
27
30
33
37
30
15
10
8
6
11
26
42
48
46
44
43

Precipitation Amount (mm)

0.34
0.32
0.32
0.26
0.17
0.12
0.09
0.08
0.1
0.19
0.42
0.56
0.34
0.09
0.02
0.01
0.01
0.04
0.23
0.68
0.98
0.67
0.37
0.36

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
8
7
7
6
6
6
6
6
6
6
7
8
8
8
7
7
7
6
6
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
82
80
77
76
78
84
89
91
91
89
84
80
75
76
79
85
86
87
86
86
85
84

Pressure (mb)

992
992
991
992
992
993
994
995
995
996
996
996
997
997
997
997
998
998
998
997
997
996
996
996

Ozone (du)

309
309
309
310
312
313
314
316
317
319
320
322
324
326
328
330
333
336
338
339
340
341
342
342

Forecast for Upton Cross, Cornwall, UK (50.54,-4.43)

Generated: 08/12/19 01:31:28. Forecast: 08/12/19 to 14/12/19. Timezone: UTC+0.00