Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 8

Waxing Gibbous 89%

14:29

03:21

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
07 OK
08 OK
09 OK
10 OK
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: 07:59, Set: 15:58, Transit: 11:59. Moon - Rise: 14:29, Set: 03:21. Civil Dark: 16:38 - 07:20. Nautical Dark: 17:20 - 06:37. Astro Dark: 18:01 - 05:56

Total Clouds (% Sky Obscured)

100
100
100
69
88
31
8
2
3
9
59
69
66
59
61
48
39
50
75
95
76
100
82
81

Low Clouds (% Sky Obscured)

100
100
100
69
87
31
8
2
3
7
28
45
37
22
35
37
31
36
55
59
59
100
46
53

Medium Clouds (% Sky Obscured)

100
99
95
0
3
2
1
0
0
4
52
56
60
55
46
25
22
31
44
84
56
82
56
68

High Clouds (% Sky Obscured)

100
99
100
0
0
0
0
0
0
0
0
0
0
20
8
12
4
4
41
85
24
79
63
14

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

100
100
72
59
31
13
10
0
0
18
48
70
68
56
44
38
31
36
39
47
53
56
56
53

Precipitation Amount (mm)

2.06
0.76
0.62
0.46
0.21
0.07
0.02
0
0
0.07
0.42
0.75
0.58
0.36
0.32
0.22
0.13
0.12
0.13
0.18
0.24
0.31
0.39
0.41

Wind Speed/Direction (mph)

25
25
24
23
22
21
21
22
22
22
21
21
22
23
23
23
23
23
23
24
25
26
27
27

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
12
11
10
6
5
4
3
3
3
2
2
1
1
1
1
1
1
1
1
1
2
2

Dew Point (°C)

8
10
10
9
8
7
7
6
6
6
7
7
6
6
5
5
5
5
5
4
4
4
4
4

Relative Humidity (%)

85
88
89
88
87
87
87
88
90
94
96
98
98
95
90
92
92
91
90
88
87
86
83
81

Pressure (mb)

1003
1001
1000
1000
1000
1000
1001
1001
1001
1002
1002
1001
1001
1000
999
999
999
998
997
996
994
993
992
992

Ozone (du)

248
250
253
257
263
268
272
276
281
285
289
293
296
299
300
299
297
294
290
286
283
284
286
288

Monday 9

Waxing Gibbous 94%

14:49

04:31

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

Sun - Rise: 08:00, Set: 15:58, Transit: 11:59. Moon - Rise: 14:49, Set: 04:31. Civil Dark: 16:37 - 07:21. Nautical Dark: 17:20 - 06:38. Astro Dark: 18:01 - 05:57

Total Clouds (% Sky Obscured)

98
98
88
78
49
20
4
4
9
11
10
2
2
4
9
1
1
3
32
19
1
2
64
98

Low Clouds (% Sky Obscured)

54
84
88
45
45
18
3
3
9
11
10
2
2
4
9
1
1
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

98
91
31
14
12
3
1
0
0
0
0
0
0
0
0
0
0
0
0
9
1
2
8
15

High Clouds (% Sky Obscured)

24
75
0
61
0
0
0
0
0
0
0
0
0
0
0
0
0
3
32
14
0
0
62
98

ISS Passover

Visibility (miles)

10
8
6
8
10
10
10
10
10
10
9
8
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

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
None
None
None
None

Precipitation Probability (%)

50
42
29
15
6
6
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.33
0.21
0.14
0.08
0.05
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

26
23
21
22
22
23
23
23
22
22
22
22
20
17
14
13
11
10
8
7
6
6
6
7

Chance of Frost

Temperature (°C)

7
7
7
7
6
6
6
6
5
6
6
6
6
6
5
4
4
3
3
2
2
2
2
2

Feels Like (°C)

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

Dew Point (°C)

4
4
3
3
3
3
3
2
2
3
4
4
3
3
3
2
1
1
0
-0
-1
-1
-1
-1

Relative Humidity (%)

80
79
79
80
81
81
81
80
81
82
83
83
84
84
85
85
84
84
84
84
84
83
82
81

Pressure (mb)

993
995
996
998
1000
1003
1005
1007
1010
1012
1014
1015
1017
1018
1019
1020
1022
1023
1024
1024
1024
1024
1024
1024

Ozone (du)

286
282
280
279
279
280
285
290
295
295
293
292
294
297
301
304
307
310
310
310
309
308
306
305

Tuesday 10

Waxing Gibbous 98%

15:13

05:42

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: 08:01, Set: 15:58, Transit: 12:00. Moon - Rise: 15:13, Set: 05:42. Civil Dark: 16:37 - 07:22. Nautical Dark: 17:20 - 06:39. Astro Dark: 18:01 - 05:58

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)

0
0
1
70
77
51
1
26
41
50
100
100
100
100
100
100
100
100
100
100
100
100
100
1

Medium Clouds (% Sky Obscured)

0
0
80
59
60
97
100
100
100
100
93
67
67
67
67
67
67
96
96
96
96
96
96
49

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
99
99
100
100
100
100
100
100
99
99
99
99
99
99
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
9
6
5
7
10
10
10
6
3
6
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
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
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
7
12
24
42
54
64
67
65
62
62
63
68
71
70
61
55
46
22
0

Precipitation Amount (mm)

0
0
0
0
0
0.01
0.01
0.04
0.1
0.2
0.36
0.52
0.62
0.7
0.75
0.77
0.76
0.76
0.86
1
0.93
0.49
0.11
0

Wind Speed/Direction (mph)

8
9
10
11
12
14
17
20
23
25
27
28
28
27
27
28
30
30
27
23
19
17
16
15

Chance of Frost

Temperature (°C)

2
2
3
4
5
6
7
7
8
8
8
9
9
10
11
11
12
12
10
8
7
6
6
6

Feels Like (°C)

-1
-1
-1
-0
1
2
2
3
3
4
4
4
5
6
11
11
12
12
10
4
2
2
1
1

Dew Point (°C)

-1
-0
1
2
3
4
5
6
7
8
8
9
9
10
11
11
12
11
10
7
5
4
3
3

Relative Humidity (%)

82
83
85
85
86
87
89
92
95
97
100
100
100
100
100
98
97
96
94
92
89
86
84
82

Pressure (mb)

1023
1022
1021
1021
1020
1019
1018
1016
1015
1014
1012
1011
1009
1007
1005
1004
1003
1003
1004
1005
1006
1007
1008
1008

Ozone (du)

304
305
305
304
303
301
299
297
295
292
288
286
284
284
283
281
278
277
278
281
284
289
294
300

Wednesday 11

Waxing Gibbous 100%

15:43

06:55

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

Sun - Rise: 08:03, Set: 15:57, Transit: 12:00. Moon - Rise: 15:43, Set: 06:55. Civil Dark: 16:37 - 07:23. Nautical Dark: 17:20 - 06:40. Astro Dark: 18:01 - 05:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
34
34
34
34
34
34
76
76
76
76
76
76
14
14
14
14
14
14
53

Low Clouds (% Sky Obscured)

1
1
1
1
1
25
25
25
25
25
25
36
36
36
36
36
36
9
9
9
9
9
9
0

Medium Clouds (% Sky Obscured)

49
49
49
49
49
17
17
17
17
17
17
58
58
58
58
58
58
7
7
7
7
7
7
0

High Clouds (% Sky Obscured)

100
100
100
100
100
4
4
4
4
4
4
55
55
55
55
55
55
0
0
0
0
0
0
53

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
Very Light Rain
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
None

Precipitation Probability (%)

0
0
0
0
0
0
0
5
6
4
7
9
16
31
41
36
19
13
9
3
0
0
0
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.01
0.02
0.02
0.01
0.01
0.05
0.15
0.23
0.18
0.1
0.07
0.04
0.01
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
2
2
2
3
3
3
4
5
5
5
5
5
4
4
3
3
2
2
1
1
0

Relative Humidity (%)

82
82
83
83
84
85
86
88
90
90
89
88
90
93
95
95
95
94
92
90
88
86
84
83

Pressure (mb)

1008
1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1006
1005
1004
1003
1003
1003
1003
1004
1004
1004
1005
1005
1005

Ozone (du)

308
317
323
327
329
332
334
337
339
342
346
349
351
352
353
355
357
359
361
361
362
363
365
365

Thursday 12

Full Moon 99%

16:22

08:06

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: 08:03, Set: 15:57, Transit: 12:00. Moon - Rise: 16:22, Set: 08:06. Civil Dark: 16:37 - 07:24. Nautical Dark: 17:20 - 06:41. Astro Dark: 18:01 - 06:00

Total Clouds (% Sky Obscured)

53
53
53
53
53
96
96
96
96
96
96
100
100
100
100
100
100
13
13
13
13
13
13
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
12
12
12
12
12
12
99
99
99
99
99
99
4
4
4
4
4
4
93

Medium Clouds (% Sky Obscured)

0
0
0
0
0
88
88
88
88
88
88
99
99
99
99
99
99
12
12
12
12
12
12
91

High Clouds (% Sky Obscured)

53
53
53
53
53
82
82
82
82
82
82
100
100
100
100
100
100
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
8
4
3
3
3
2
2
2
6
10
10
10
9
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
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
12
46
64
73
74
71
64
64
73
80
76
60
48
47
56
56
49
40
30

Precipitation Amount (mm)

0
0
0
0
0
0.03
0.31
1.08
1.8
1.7
1.2
0.85
0.83
1.1
1.28
0.88
0.37
0.15
0.15
0.25
0.34
0.28
0.17
0.1

Wind Speed/Direction (mph)

11
10
10
10
11
13
15
18
20
21
22
23
22
21
19
16
14
12
13
16
18
19
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-2
-1
-1
-0
1
2
3
5
6
10
10
7
6
6
5
5
4
4
3
2

Dew Point (°C)

-0
-0
0
0
0
1
2
3
5
6
7
8
9
10
10
9
9
9
8
7
7
6
5
4

Relative Humidity (%)

83
84
84
84
84
85
88
91
94
96
97
96
95
95
96
97
99
99
98
94
91
89
87
85

Pressure (mb)

1005
1005
1004
1004
1004
1003
1002
1000
999
997
995
993
991
989
988
987
986
985
984
983
982
982
982
982

Ozone (du)

364
362
359
357
353
349
344
339
335
332
330
329
328
327
326
324
321
319
320
323
325
328
331
333

Friday 13

Waning Gibbous 98%

17:12

09:12

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

Sun - Rise: 08:04, Set: 15:57, Transit: 12:01. Moon - Rise: 17:12, Set: 09:12. Civil Dark: 16:37 - 07:24. Nautical Dark: 17:20 - 06:41. Astro Dark: 18:01 - 06:01

Total Clouds (% Sky Obscured)

98
98
98
98
98
33
33
33
33
33
33
50
50
50
50
50
50
2
2
2
2
2
2
21

Low Clouds (% Sky Obscured)

93
93
93
93
93
21
21
21
21
21
21
26
26
26
26
26
26
1
1
1
1
1
1
19

Medium Clouds (% Sky Obscured)

91
91
91
91
91
25
25
25
25
25
25
45
45
45
45
45
45
2
2
2
2
2
2
6

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)

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

Precipitation Probability (%)

24
20
17
26
34
38
36
27
14
11
0
0
14
16
18
16
0
0
0
12
13
9
0
2

Precipitation Amount (mm)

0.06
0.04
0.04
0.09
0.24
0.35
0.26
0.12
0.04
0.01
0
0
0.01
0.02
0.02
0.01
0
0
0
0.01
0.01
0.01
0
0.01

Wind Speed/Direction (mph)

15
12
10
10
11
12
13
15
16
17
17
17
17
16
15
14
14
13
13
13
13
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
84
84
85
86
88
91
93
94
93
91
91
91
91
93
92
91
89
86
83
81
79

Pressure (mb)

982
981
981
981
981
981
981
982
983
983
984
984
984
985
985
985
986
986
987
987
988
988
989
990

Ozone (du)

335
336
336
335
334
331
328
324
321
318
316
315
313
310
309
309
310
310
309
308
307
308
309
310

Saturday 14

Waning Gibbous 96%

18:15

10:10

01 OK
02 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
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: 15:57, Transit: 12:01. Moon - Rise: 18:15, Set: 10:10. Civil Dark: 16:37 - 07:25. Nautical Dark: 17:21 - 06:42. Astro Dark: 18:01 - 06:01

Total Clouds (% Sky Obscured)

21
21
21
21
21
9
9
9
9
9
9
100
100
100
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

19
19
19
19
19
8
8
8
8
8
8
6
6
6
6
6
6
98
98
98
98
98
98
88

Medium Clouds (% Sky Obscured)

6
6
6
6
6
1
1
1
1
1
1
36
36
36
36
36
36
98
98
98
98
98
98
89

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
98
98
98
98
98
98
50

ISS Passover

Visibility (miles)

10
10
10
10
5
2
4
8
10
8
5
4
6
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
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
None
None
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
15
24
28
32
33
28
25
23
23
22
22
21
18
10
6
4
1
2
30
56
62

Precipitation Amount (mm)

0
0
0
0.02
0.12
0.21
0.21
0.16
0.12
0.09
0.08
0.07
0.07
0.09
0.09
0.06
0.03
0.02
0.01
0.01
0.01
0.22
1.01
1.75

Wind Speed/Direction (mph)

11
11
11
14
19
22
22
20
19
19
19
19
19
19
18
17
15
13
13
13
13
11
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
80
80
79
79
81
85
89
91
92
89
85
83
83
84
87
87
87
87
86
85
85
85

Pressure (mb)

990
989
989
989
988
988
989
990
991
992
993
993
993
993
994
994
995
996
996
997
997
996
996
995

Ozone (du)

311
312
314
315
316
318
319
319
320
320
320
320
322
325
327
330
332
334
335
336
336
336
337
337

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

Generated: 08/12/19 00:48:09. Forecast: 08/12/19 to 14/12/19. Timezone: UTC+0.00