Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 10

Waxing Crescent 10%

11:17

18:58

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: 08:14, Set: 16:02, Transit: 12:08. Moon - Rise: 11:17, Set: 18:58. Civil Dark: 16:42 - 07:33. Nautical Dark: 17:26 - 06:49. Astro Dark: 18:07 - 06:08

Total Clouds (% Sky Obscured)

96
98
73
91
71
60
81
69
75
100
100
100
100
100
100
100
100
100
100
99
87
62
100
100

Low Clouds (% Sky Obscured)

28
8
4
22
48
48
78
68
75
100
100
100
100
100
100
100
100
100
100
99
86
50
100
100

Medium Clouds (% Sky Obscured)

95
95
9
88
66
41
23
3
2
0
3
3
2
0
0
0
0
0
0
0
0
6
23
38

High Clouds (% Sky Obscured)

9
62
70
11
0
0
0
0
0
0
0
0
0
0
0
0
5
0
0
6
4
15
59
89

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
9
6
3
1
1
1
1
4
7
10
10
10
10

Fog (%)

-
0
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
7
9
10
6
6
6
8
10
11
12
13
12
10
8
7
7
7
10
10
10
10

Precipitation Amount (mm)

0
0
0
0.01
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.08
0.09
0.09
0.08
0.06
0.06
0.06
0.06
0.05
0.04
0.02
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
6
5
5
5
5
5
6
6
6
6
6
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
89
92
91
91
90
89
90
91
93
95
96
96
97
97
97
97
98
100
100
100
99
97

Pressure (mb)

1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1026
1026
1026
1025
1024
1024
1023
1023
1023
1023
1023
1022
1022
1021

Ozone (du)

289
288
287
287
286
286
286
286
285
285
285
284
284
284
283
282
280
279
279
280
281
281
280
280

Tuesday 11

Waxing Crescent 17%

11:48

19:58

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: 08:15, Set: 16:01, Transit: 12:08. Moon - Rise: 11:48, Set: 19:58. Civil Dark: 16:42 - 07:34. Nautical Dark: 17:26 - 06:50. Astro Dark: 18:07 - 06:09

Total Clouds (% Sky Obscured)

100
100
100
100
99
95
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
97
100
97
69
56
73
78
90
99
89
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

40
88
96
71
16
8
0
0
38
99
95
98
100
97
95
79
36
63
23
45
61
61
68
90

High Clouds (% Sky Obscured)

89
91
14
88
98
91
93
96
98
100
100
99
94
11
1
2
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

11
4
4
5
15
14
15
18
21
22
26
28
31
29
24
16
10
8
8
9
17
21
26
32

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.03
0.05
0.06
0.07
0.08
0.09
0.09
0.08
0.05
0.03
0.02
0.02
0.03
0.04
0.08
0.14
0.18

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
8
8
7
7
7
7
7
7
7
7
7
6
6
6
6
6
6
6
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
94
94
95
96
96
95
93
92
92
93
93
93
94
94
93
93
93
93
95
95
97
97
97

Pressure (mb)

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

Ozone (du)

279
278
278
278
279
279
280
282
283
285
287
290
294
299
304
310
315
319
320
320
319
317
313
311

Wednesday 12

Waxing Crescent 25%

12:14

21:01

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: 08:16, Set: 16:01, Transit: 12:09. Moon - Rise: 12:14, Set: 21:01. Civil Dark: 16:42 - 07:35. Nautical Dark: 17:26 - 06:51. Astro Dark: 18:08 - 06:10

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
99

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
98
97
97
95
86
70
70
70
70
70
70
94

Medium Clouds (% Sky Obscured)

98
99
99
42
18
23
56
47
15
16
40
18
23
30
45
48
46
60
60
60
60
60
60
88

High Clouds (% Sky Obscured)

0
0
58
6
56
60
98
100
100
100
100
100
100
100
100
99
99
100
100
100
100
100
100
95

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
8
5
2
1
1
1
1
1
1
1
1
1

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
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
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

27
24
22
23
25
18
17
16
14
18
23
26
27
26
27
30
36
40
35
28
25
31
30
29

Precipitation Amount (mm)

0.14
0.08
0.06
0.06
0.08
0.09
0.07
0.05
0.04
0.07
0.13
0.18
0.18
0.16
0.16
0.23
0.34
0.41
0.4
0.34
0.29
0.26
0.23
0.21

Wind Speed/Direction (mph)

16
16
16
17
18
19
19
20
20
20
20
20
20
19
19
19
19
20
20
20
20
19
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

97
97
95
94
92
91
89
86
84
84
85
86
87
87
87
87
86
86
86
88
90
92
93
93

Pressure (mb)

1017
1017
1016
1016
1015
1015
1015
1014
1014
1013
1012
1012
1011
1010
1010
1009
1009
1008
1008
1008
1009
1009
1009
1010

Ozone (du)

310
309
309
309
309
309
309
310
310
310
311
312
314
316
318
320
322
325
329
334
337
339
339
342

Thursday 13

Waxing Crescent 34%

12:37

22:06

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: 08:17, Set: 16:01, Transit: 12:09. Moon - Rise: 12:37, Set: 22:06. Civil Dark: 16:42 - 07:36. Nautical Dark: 17:26 - 06:52. Astro Dark: 18:08 - 06:10

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
99
99
99
99
99
56
56
56
56
56
56
99
99
99
99
99
99
92

Low Clouds (% Sky Obscured)

94
94
94
94
94
15
15
15
15
15
15
38
38
38
38
38
38
99
99
99
99
99
99
92

Medium Clouds (% Sky Obscured)

88
88
88
88
88
98
98
98
98
98
98
31
31
31
31
31
31
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

95
95
95
95
95
98
98
98
98
98
98
2
2
2
2
2
2
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
1
2
6
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
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

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

Precipitation Probability (%)

28
27
25
22
16
11
11
11
10
8
7
5
4
3
3
3
3
4
4
7
9
11
11
3

Precipitation Amount (mm)

0.19
0.17
0.16
0.14
0.12
0.1
0.08
0.07
0.06
0.04
0.03
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.03
0.04
0.04
0.02
0.01
0.01

Wind Speed/Direction (mph)

18
17
17
16
16
15
15
14
13
12
10
9
8
8
7
7
7
8
8
8
8
9
9
10

Chance of Frost

Temperature (°C)

1
0
1
1
1
0
0
0
1
0
0
0
-0
-0
-0
-0
-0
-0
-0
-1
-1
-0
0
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
90
88
88
88
88
88
88
88
89
88
88
87
87
87
86
87
89
91
93
93
94

Pressure (mb)

1010
1010
1011
1012
1013
1014
1015
1015
1016
1017
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1020

Ozone (du)

350
360
367
368
367
367
371
377
379
376
368
360
351
340
332
329
329
329
326
322
319
316
314
312

Friday 14

Waxing Crescent 43%

12:57

23:12

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: 08:18, Set: 16:01, Transit: 12:10. Moon - Rise: 12:57, Set: 23:12. Civil Dark: 16:42 - 07:37. Nautical Dark: 17:26 - 06:53. Astro Dark: 18:08 - 06:11

Total Clouds (% Sky Obscured)

92
92
92
92
92
99
99
99
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

92
92
92
92
92
98
98
98
98
98
98
18
18
18
18
18
18
66
66
66
66
66
66
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
15
15
15
15
15
15
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

11
14
21
23
22
18
10
0
0
16
45
71
74
72
67
59
53
50
51
59
69
83
86
86

Precipitation Amount (mm)

0.01
0.02
0.04
0.05
0.06
0.06
0.02
0
0
0.04
0.25
0.54
0.68
0.73
0.69
0.52
0.32
0.23
0.25
0.36
0.54
0.87
1.36
1.65

Wind Speed/Direction (mph)

10
10
11
12
13
14
14
15
16
17
19
21
21
20
20
21
23
24
24
24
25
25
26
27

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
2
1
2
2
2
3
3
4
4
5
5
6
6
7
7
7
7
7
7
6
6

Relative Humidity (%)

95
96
95
94
91
90
90
91
90
90
90
90
91
91
90
89
87
86
86
87
88
90
91
91

Pressure (mb)

1020
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1015
1014
1013
1012
1011
1011
1010
1010
1009
1008
1007
1007

Ozone (du)

313
316
316
314
309
304
301
299
296
293
290
287
284
280
278
277
277
277
277
277
278
277
277
278

Saturday 15

First Quarter 53%

12:57

00:19

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: 08:18, Set: 16:02, Transit: 12:10. Moon - Rise: 12:57, Set: 00:19. Civil Dark: 16:43 - 07:37. Nautical Dark: 17:27 - 06:53. Astro Dark: 18:08 - 06:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
97
97
97
97
97
92
92
92
92
92
92
98
98
98
98
98
98
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
97
97
97
97
97
97
92
92
92
92
92
92
92
92
92
92
92
92
90

Medium Clouds (% Sky Obscured)

100
100
100
100
100
2
2
2
2
2
2
9
9
9
9
9
9
29
29
29
29
29
29
93

High Clouds (% Sky Obscured)

100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
90
90
90
90
90
90
94

ISS Passover

Visibility (miles)

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

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
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 (%)

79
66
61
61
58
55
55
58
59
54
45
37
29
19
13
12
12
13
13
14
15
23
33
47

Precipitation Amount (mm)

1.42
1.07
0.92
0.91
0.92
0.86
0.67
0.48
0.41
0.45
0.54
0.54
0.37
0.17
0.08
0.06
0.07
0.07
0.06
0.05
0.07
0.09
0.14
0.23

Wind Speed/Direction (mph)

26
24
24
22
21
21
20
20
19
18
17
16
15
14
13
12
11
10
9
8
7
8
9
11

Chance of Frost

Temperature (°C)

6
4
4
3
3
3
3
3
4
4
4
4
3
3
3
3
3
3
3
3
2
2
3
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
86
85
85
86
87
87
87
86
85
85
86
87
88
88
88
88
89
90
91
93
93
93

Pressure (mb)

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

Ozone (du)

280
284
290
298
308
317
323
328
332
336
339
339
336
330
325
319
313
309
308
310
310
305
299
294

Sunday 16

Waxing Gibbous 63%

13:16

01:28

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: 08:19, Set: 16:02, Transit: 12:11. Moon - Rise: 13:16, Set: 01:28. Civil Dark: 16:43 - 07:38. Nautical Dark: 17:27 - 06:54. Astro Dark: 18:08 - 06:13

Total Clouds (% Sky Obscured)

100
100
100
100
100
84
84
84
84
84
84
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
90
90
90
90
80
80
80
80
80
80
100
100
100
100
100
100
46
46
46
46
46
46
100

Medium Clouds (% Sky Obscured)

93
93
93
93
93
13
13
13
13
13
13
88
88
88
88
88
88
29
29
29
29
29
29
100

High Clouds (% Sky Obscured)

94
94
94
94
94
50
50
50
50
50
50
97
97
97
97
97
97
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

2
1
1
0
0
1
1
3
4
7
10
10
10
10
10
10
9
7
5
3
3
4
7
9

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
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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

61
73
79
78
71
66
61
47
33
30
36
37
30
19
16
13
12
15
20
26
28
30
25
21

Precipitation Amount (mm)

0.45
0.81
1.12
1.27
1.41
1.36
0.83
0.28
0.07
0.06
0.09
0.12
0.1
0.07
0.06
0.04
0.03
0.04
0.06
0.11
0.15
0.16
0.16
0.15

Wind Speed/Direction (mph)

13
15
16
16
15
13
12
12
11
11
11
11
10
8
8
7
7
7
7
8
8
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
4
4
4
4
4
4
4
4
4
4
3
3
2
2
2
2
2
3
3
3
3
3

Relative Humidity (%)

94
94
93
89
87
86
86
88
90
90
90
90
90
91
91
91
91
90
92
92
93
91
88
86

Pressure (mb)

1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

291
288
287
288
291
296
304
314
323
329
334
336
337
336
333
329
325
320
317
314
312
312
313
314

Forecast for Rhayader LD6 5HF, UK (52.27,-3.69)

Generated: 10/12/18 13:30:49. Forecast: 10/12/18 to 16/12/18. Timezone: UTC+0.00