Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

First Quarter 53%

12:54

No Set

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

Sun - Rise: 08:09, Set: 16:09, Transit: 12:09. Moon - Rise: 12:54, Set: No Set. Civil Dark: 16:48 - 07:30. Nautical Dark: 17:30 - 06:48. Astro Dark: 18:10 - 06:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
38
53
98
99
42
25
18
13

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
37
53
98
99
24
25
18
12

Medium Clouds (% Sky Obscured)

100
99
70
79
95
96
100
96
95
100
100
98
95
68
93
98
5
0
4
24
36
3
1
2

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
100
98
100
100
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

100
37
57
100
100
100
100
98
91
100
100
100
100
100
100
99
75
64
39
9
22
56
32
17

Precipitation Amount (mm)

0.15
0.15
0.32
1.17
2.71
1.15
1.34
1.13
0.79
0.79
1.09
3.22
1.81
2.52
4.24
3.13
1.92
0.54
0.08
0.03
0.05
0.13
0.07
0.23

Wind Speed/Direction (mph)

18
18
18
18
19
24
24
24
23
21
19
16
19
20
16
14
19
19
19
17
15
13
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
83
89
89
88
94
94
99
93
93
99
99
94
96
88
94
96
91
73
78
76
76
78
82

Pressure (mb)

1016
1015
1014
1012
1012
1011
1010
1009
1008
1006
1005
1004
1003
1001
999
998
997
996
999
1000
1002
1003
1004
1004

Ozone (du)

279
278
277
276
277
278
285
284
283
282
283
283
283
284
285
288
296
305
317
322
325
327
328
329

Sunday 16

Waxing Gibbous 63%

13:15

00:20

00 OK
01 OK
02 OK
03 Bad
04 OK
05 OK
06 OK
07 Good
08 Good
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 Good
22 OK
23 OK

Sun - Rise: 08:10, Set: 16:09, Transit: 12:09. Moon - Rise: 13:15, Set: 00:20. Civil Dark: 16:48 - 07:31. Nautical Dark: 17:30 - 06:49. Astro Dark: 18:10 - 06:08

Total Clouds (% Sky Obscured)

25
25
23
45
20
16
11
10
9
11
88
99
99
100
100
100
99
100
99
84
37
10
10
29

Low Clouds (% Sky Obscured)

17
21
16
17
15
6
10
10
9
10
16
24
25
41
0
8
25
40
21
21
16
10
10
9

Medium Clouds (% Sky Obscured)

17
12
16
15
2
9
2
3
6
4
9
89
94
96
81
96
96
95
84
18
6
1
0
0

High Clouds (% Sky Obscured)

3
0
0
31
6
7
0
0
0
1
86
99
99
100
99
99
98
100
98
81
26
1
0
22

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
9
6
4
3
2
2
3
4
8
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
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

10
10
10
8
6
0
0
0
0
0
8
19
18
30
52
64
63
39
25
14
5
0
0
0

Precipitation Amount (mm)

0.04
0.04
0.04
0.03
0.02
0
0
0
0
0
0.01
0.04
0.09
0.35
1.15
1.79
1.32
0.53
0.17
0.06
0.01
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
88
88
87
87
87
87
89
89
89
87
84
76
77
81
83
90
91
91
89
87
86
87
88

Pressure (mb)

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

Ozone (du)

330
331
333
334
335
335
335
334
332
331
329
328
328
328
330
331
334
336
335
329
320
313
307
302

Monday 17

Waxing Gibbous 73%

13:35

01:27

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

Sun - Rise: 08:11, Set: 16:09, Transit: 12:10. Moon - Rise: 13:35, Set: 01:27. Civil Dark: 16:48 - 07:31. Nautical Dark: 17:31 - 06:49. Astro Dark: 18:11 - 06:09

Total Clouds (% Sky Obscured)

47
42
21
24
9
12
1
26
34
36
86
99
99
100
99
99
98
99
98
97
93
96
99
100

Low Clouds (% Sky Obscured)

16
20
13
24
9
12
1
4
2
0
1
0
1
12
13
17
33
78
94
64
38
45
29
70

Medium Clouds (% Sky Obscured)

0
4
16
0
0
1
0
4
4
1
48
4
2
12
12
84
60
31
27
54
53
27
12
18

High Clouds (% Sky Obscured)

37
28
0
0
0
0
0
22
31
36
75
99
99
100
99
98
95
98
84
91
83
95
98
99

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
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

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
0
5
9
16
19
18
16
15
12
9
9
10
13
17
22

Precipitation Amount (mm)

0.01
0
0
0
0
0
0
0
0
0
0.01
0.05
0.11
0.12
0.11
0.11
0.09
0.06
0.05
0.05
0.06
0.08
0.1
0.13

Wind Speed/Direction (mph)

11
11
10
10
9
8
8
8
8
9
10
13
15
17
18
19
20
21
21
21
22
22
23
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
3
3
3
2
2
3
4
6
10
11
11
11
11
12
12
12
12
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
88
88
89
91
92
92
91
89
86
86
86
87
87
86
86
86
86
87
87
87
87

Pressure (mb)

1012
1013
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014

Ozone (du)

299
301
306
308
306
302
298
295
293
290
289
288
287
286
285
285
284
284
284
284
284
284
282
280

Tuesday 18

Waxing Gibbous 82%

13:57

02:37

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 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:11, Set: 16:10, Transit: 12:10. Moon - Rise: 13:57, Set: 02:37. Civil Dark: 16:49 - 07:32. Nautical Dark: 17:31 - 06:50. Astro Dark: 18:11 - 06:10

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
73
73
73
73
73
73

Low Clouds (% Sky Obscured)

86
98
98
62
45
85
24
47
52
100
100
100
100
100
43
95
79
1
3
3
3
3
3
3

Medium Clouds (% Sky Obscured)

48
68
88
74
58
100
97
98
100
100
100
100
100
100
93
100
100
100
2
2
2
2
2
2

High Clouds (% Sky Obscured)

97
100
100
100
100
99
100
100
100
99
100
100
100
100
99
100
98
98
72
72
72
72
72
72

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
8
7
6
5
4
4
3
3
3
2
2
4
7
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
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 (%)

25
28
33
33
24
12
13
24
35
44
60
72
78
78
76
75
73
75
74
70
64
55
44
37

Precipitation Amount (mm)

0.16
0.17
0.19
0.21
0.13
0.06
0.05
0.14
0.33
0.56
0.76
1
1.22
1.26
1.2
1.16
1.23
1.33
1.29
1.02
0.78
0.68
0.58
0.43

Wind Speed/Direction (mph)

24
25
25
26
26
27
28
28
29
29
29
29
29
29
28
28
27
25
24
23
20
18
15
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
11
11
11
11
11
11
11
10
11
11
11
11
12
12
12
11
11
6
6
5
6

Dew Point (°C)

9
9
9
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
7
7
7

Relative Humidity (%)

86
85
84
83
81
80
79
79
80
82
83
84
85
84
82
80
80
80
82
84
87
89
90
91

Pressure (mb)

1014
1013
1013
1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1003
1002
1001
1001
1001
1001
1002
1003
1004
1004
1005

Ozone (du)

278
277
277
278
278
277
277
276
274
274
275
279
281
282
283
286
291
299
308
320
333
343
349
353

Wednesday 19

Waxing Gibbous 89%

14:22

03:49

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 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:12, Set: 16:10, Transit: 12:11. Moon - Rise: 14:22, Set: 03:49. Civil Dark: 16:49 - 07:33. Nautical Dark: 17:31 - 06:50. Astro Dark: 18:11 - 06:10

Total Clouds (% Sky Obscured)

32
32
32
32
32
32
98
98
98
98
98
98
96
96
96
96
96
96
95
95
95
95
95
95

Low Clouds (% Sky Obscured)

17
17
17
17
17
17
6
6
6
6
6
6
20
20
20
20
20
20
45
45
45
45
45
45

Medium Clouds (% Sky Obscured)

16
16
16
16
16
16
91
91
91
91
91
91
53
53
53
53
53
53
25
25
25
25
25
25

High Clouds (% Sky Obscured)

17
17
17
17
17
17
98
98
98
98
98
98
95
95
95
95
95
95
92
92
92
92
92
92

ISS Passover

Visibility (miles)

10
10
10
10
10
10
8
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
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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
26
20
17
16
17
16
14
7
0
0
0
0
0
0
1
1
1
1
1
3
3
3
0

Precipitation Amount (mm)

0.31
0.21
0.12
0.08
0.08
0.12
0.15
0.11
0.02
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
89
88
88
89
89
88
88
87
83
78
76
76
77
78
80
82
84
84
84
84
86
87

Pressure (mb)

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

Ozone (du)

357
363
370
377
385
393
398
397
392
389
388
389
390
388
385
383
383
385
387
390
393
394
393
390

Thursday 20

Waxing Gibbous 96%

14:52

05:04

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 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:12, Set: 16:10, Transit: 12:11. Moon - Rise: 14:52, Set: 05:04. Civil Dark: 16:50 - 07:33. Nautical Dark: 17:32 - 06:51. Astro Dark: 18:12 - 06:11

Total Clouds (% Sky Obscured)

96
96
96
96
96
96
48
48
48
48
48
48
36
36
36
36
36
36
9
9
9
9
9
9

Low Clouds (% Sky Obscured)

56
56
56
56
56
56
14
14
14
14
14
14
24
24
24
24
24
24
9
9
9
9
9
9

Medium Clouds (% Sky Obscured)

7
7
7
7
7
7
41
41
41
41
41
41
23
23
23
23
23
23
0
0
0
0
0
0

High Clouds (% Sky Obscured)

95
95
95
95
95
95
6
6
6
6
6
6
4
4
4
4
4
4
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
8
5
4
4

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

Precipitation Probability (%)

0
0
0
0
6
7
8
7
5
0
0
4
4
4
0
0
0
0
20
43
63
74
80
84

Precipitation Amount (mm)

0
0
0
0
0.01
0.02
0.03
0.02
0.01
0
0
0.01
0.01
0.01
0
0
0
0
0.02
0.08
0.27
0.51
0.7
0.84

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
4
4
4
4
3
3
3
4
5
7
10
10
7
7
7
7
6
7
10
10
11
11

Dew Point (°C)

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

Relative Humidity (%)

87
86
84
83
84
86
87
87
88
86
83
78
76
76
77
78
80
81
84
85
87
88
88
88

Pressure (mb)

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

Ozone (du)

386
382
376
370
363
356
348
340
331
323
315
308
302
296
292
287
284
281
277
274
270
267
265
263

Friday 21

Waxing Gibbous 99%

15:30

06:20

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 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:13, Set: 16:11, Transit: 12:12. Moon - Rise: 15:30, Set: 06:20. Civil Dark: 16:50 - 07:34. Nautical Dark: 17:32 - 06:51. Astro Dark: 18:12 - 06:11

Total Clouds (% Sky Obscured)

21
21
21
21
21
21
100
100
100
100
100
100
91
91
91
91
91
91
95
95
95
95
95
95

Low Clouds (% Sky Obscured)

2
2
2
2
2
2
66
66
66
66
66
66
14
14
14
14
14
14
95
95
95
95
95
95

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
82
82
82
82
82
82
86
86
86
86
86
86
0
0
0
0
0
0

High Clouds (% Sky Obscured)

19
19
19
19
19
19
100
100
100
100
100
100
35
35
35
35
35
35
22
22
22
22
22
22

ISS Passover

Visibility (miles)

5
5
5
5
4
4
5
8
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
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

86
86
84
83
80
70
54
35
17
11
13
17
17
18
20
22
26
32
37
30
18
11
8
6

Precipitation Amount (mm)

0.94
1
0.99
0.9
0.68
0.43
0.24
0.11
0.03
0.01
0.05
0.15
0.27
0.33
0.34
0.33
0.31
0.39
0.44
0.28
0.09
0.04
0.03
0.03

Wind Speed/Direction (mph)

20
18
15
13
12
11
10
9
9
8
9
9
10
10
10
11
12
14
16
18
20
22
21
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
9
9
9
9
8
7
7
8
9
9
9
9
9
9
9
9
9
9
8
8

Relative Humidity (%)

86
84
83
83
84
86
87
87
88
88
89
89
90
90
90
89
87
86
85
84
82
81
82
83

Pressure (mb)

1010
1009
1009
1009
1008
1008
1008
1009
1009
1009
1009
1009
1009
1008
1007
1006
1006
1005
1005
1005
1006
1006
1007
1008

Ozone (du)

262
263
264
265
266
266
267
269
271
274
276
279
282
285
288
292
297
304
308
309
308
309
312
316

Welcome to Clear Outside

Forecast for FLO HQ, Exeter, Devon, UK (50.70,-3.52)

Generated: 15/12/18 22:11:44. Forecast: 15/12/18 to 21/12/18. Timezone: UTC+0.00