Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 21

Third Quarter 53%

23:40

15:24

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 OK
19 OK
20 OK
21 OK
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK

Sun - Rise: 07:50, Set: 18:07, Transit: 12:59. Moon - Rise: 23:40, Set: 15:24. Civil Dark: 18:42 - 07:16. Nautical Dark: 19:21 - 06:36. Astro Dark: 20:01 - 05:59

Total Clouds (% Sky Obscured)

100
71
72
57
73
61
66
84
91
95
91
54
31
32
27
47
71
69
43
39
41
31
23
38

Low Clouds (% Sky Obscured)

100
70
71
56
73
60
66
84
91
95
91
54
31
32
27
47
71
69
43
39
41
31
23
38

Medium Clouds (% Sky Obscured)

3
16
13
9
5
5
6
5
4
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0

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)

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

Precipitation Type

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

Precipitation Probability (%)

8
10
0
0
0
0
0
0
0
7
7
6
5
3
3
2
2
2
0
0
2
2
2
1

Precipitation Amount (mm)

0.02
0.08
0
0
0
0
0
0
0
0.01
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0.01
0.01
0.02
0.01

Wind Speed/Direction (mph)

7
7
8
8
8
8
7
6
6
5
4
4
3
2
2
2
2
2
2
2
2
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
88
89
89
89
87
84
81
80
79
79
79
80
81
82
83
84
85
85
84
84
85

Pressure (mb)

1021
1021
1021
1022
1022
1022
1023
1023
1023
1022
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1023
1023
1023
1023

Ozone (du)

319
318
316
313
311
309
307
305
301
298
295
292
289
287
286
285
284
284
284
284
282
280
279
279

Tuesday 22

Waning Crescent 42%

00:57

16:04

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

Sun - Rise: 07:52, Set: 18:05, Transit: 12:59. Moon - Rise: 00:57, Set: 16:04. Civil Dark: 18:40 - 07:18. Nautical Dark: 19:19 - 06:38. Astro Dark: 19:59 - N/A

Total Clouds (% Sky Obscured)

43
25
7
9
58
45
52
81
90
84
80
59
47
48
35
36
33
36
29
48
59
68
62
98

Low Clouds (% Sky Obscured)

35
16
7
9
58
45
52
81
90
84
80
59
47
48
35
36
33
36
29
48
59
68
62
98

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

12
12
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)

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
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

Precipitation Probability (%)

0
0
0
3
5
8
8
8
8
9
10
9
6
0
0
3
3
4
4
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.01
0.03
0.02
0.02
0.02
0.03
0.05
0.06
0.03
0.01
0
0
0.01
0.01
0.01
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
86
87
87
86
85
83
82
80
81
84
86
87
85
84
83
82
81
81
82
82
84
85

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1020
1019
1019
1018
1017
1017

Ozone (du)

280
281
280
278
276
275
273
272
272
272
273
273
273
276
282
291
297
299
298
296
296
295
291
283

Wednesday 23

Waning Crescent 30%

02:20

16:36

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 Bad
14 Bad
15 Bad
16 OK
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

Sun - Rise: 07:54, Set: 18:03, Transit: 12:59. Moon - Rise: 02:20, Set: 16:36. Civil Dark: 18:38 - 07:19. Nautical Dark: 19:17 - 06:40. Astro Dark: 19:57 - 06:00

Total Clouds (% Sky Obscured)

79
63
82
100
100
91
49
72
66
53
37
57
82
84
84
84
84
84
84
94
94
94
94
94

Low Clouds (% Sky Obscured)

79
63
82
100
100
91
49
67
66
52
36
43
79
48
48
48
48
48
48
84
84
84
84
84

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
2
90
90
90
90
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
14
0
2
2
26
9
76
76
76
76
76
76
2
2
2
2
2

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
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

3
4
7
10
11
11
0
0
0
0
5
0
0
0
0
0
3
5
5
8
12
17
23
28

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0.01
0
0
0
0
0
0.01
0.01
0.01
0.01
0.04
0.12
0.2
0.27

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
88
89
88
86
83
80
76
74
74
76
79
80
78
77
76
77
77
77
77
78
78
79

Pressure (mb)

1016
1016
1015
1015
1014
1014
1013
1012
1012
1011
1010
1009
1009
1008
1008
1008
1008
1007
1007
1006
1005
1005
1005
1005

Ozone (du)

272
264
261
261
260
258
257
255
254
253
252
250
248
246
245
245
244
245
247
248
248
247
247
248

Thursday 24

Waning Crescent 20%

03:45

17:02

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:56, Set: 18:01, Transit: 12:58. Moon - Rise: 03:45, Set: 17:02. Civil Dark: 18:36 - 07:21. Nautical Dark: 19:16 - 06:41. Astro Dark: 19:55 - 06:02

Total Clouds (% Sky Obscured)

94
100
100
100
100
100
100
59
59
59
59
59
59
81
81
81
81
81
81
52
52
52
52
52

Low Clouds (% Sky Obscured)

84
100
100
100
100
100
100
41
41
41
41
41
41
78
78
78
78
78
78
50
50
50
50
50

Medium Clouds (% Sky Obscured)

90
23
23
23
23
23
23
47
47
47
47
47
47
30
30
30
30
30
30
0
0
0
0
0

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
4
4
4

ISS Passover

Visibility (miles)

6
4
6
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

Very Light Rain
Very Light Rain
Very Light Rain
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
None
None

Precipitation Probability (%)

31
33
25
11
0
0
0
11
10
12
16
21
30
29
21
16
9
8
10
12
10
6
0
0

Precipitation Amount (mm)

0.34
0.32
0.17
0.03
0
0
0
0.01
0.01
0.03
0.06
0.12
0.22
0.28
0.2
0.08
0.03
0.02
0.04
0.05
0.03
0.01
0
0

Wind Speed/Direction (mph)

6
6
6
7
8
8
9
10
11
12
13
13
13
13
13
14
15
15
16
16
15
13
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
7
7
7
7
7
7
11
11
11
7
5
4
4
3
3
3
3
3
3
2
2
1

Dew Point (°C)

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

Relative Humidity (%)

81
83
84
85
85
85
84
82
78
76
76
76
79
80
79
77
76
75
74
74
74
74
74
75

Pressure (mb)

1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1007
1008
1009
1009
1010
1011
1012
1013
1014
1015

Ozone (du)

250
252
255
259
261
263
265
266
268
269
271
273
277
278
279
277
276
274
272
269
267
265
264
262

Friday 25

Waning Crescent 11%

05:11

17:25

06 Bad
07 OK
08 OK
09 OK
10 OK
11 OK
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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:58, Set: 17:59, Transit: 12:58. Moon - Rise: 05:11, Set: 17:25. Civil Dark: 18:34 - 07:23. Nautical Dark: 19:14 - 06:43. Astro Dark: 19:53 - 06:04

Total Clouds (% Sky Obscured)

52
27
27
27
27
27
27
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
21
21
21
21
21
21
96
96
96
96
96
96
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
91
91
91
91
91
91
1
1
1
1
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

4
7
7
7
7
7
7
0
0
0
0
0
0
53
53
53
53
53
53
67
67
67
67
67

ISS Passover

Visibility (miles)

10
10
10
10
10
10
9
6
3
1
0
0
2
3
3
4
5
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
7
10
22
39
51
63
67
69
73
79
78
80
79
70
58
30
16
10
6
5
5

Precipitation Amount (mm)

0
0
0
0.01
0.02
0.08
0.26
0.56
0.93
1.38
1.88
2.45
3.03
3.27
2.97
2.35
1.62
0.81
0.27
0.15
0.12
0.07
0.05
0.04

Wind Speed/Direction (mph)

8
7
6
5
5
6
8
9
8
7
8
12
18
22
22
20
18
16
15
14
12
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
2
2
3
4
3
3
3
4
6
7
11
12
13
13
11
6
5
5
5
5
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

77
77
79
78
78
80
82
83
84
82
80
78
76
74
74
74
76
77
78
77
77
77
76
76

Pressure (mb)

1015
1016
1016
1017
1017
1017
1017
1016
1015
1013
1012
1010
1009
1009
1010
1011
1012
1013
1014
1015
1016
1016
1017
1018

Ozone (du)

262
261
259
258
257
256
254
254
253
253
253
253
253
253
254
255
257
260
265
268
269
268
267
266

Saturday 26

Waning Crescent 4%

No Rise

17:47

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

Sun - Rise: 07:59, Set: 17:57, Transit: 12:58. Moon - Rise: No Rise, Set: 17:47. Civil Dark: 18:32 - 07:24. Nautical Dark: 19:12 - 06:45. Astro Dark: 19:51 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
98
98
98
98
98
2
2
2
2
2
2
0
0
0
0
0

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
84
84
84
84
84
84
2
2
2
2
2
2
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)

67
92
92
92
92
92
92
85
85
85
85
85
85
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
7
2
0
0
0

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
Very Light Rain
None
None
None
None
None
None
None
None
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

Precipitation Probability (%)

5
5
6
4
4
0
0
0
0
0
0
0
0
1
3
5
6
6
6
9
26
35
34
36

Precipitation Amount (mm)

0.05
0.05
0.03
0.01
0.01
0
0
0
0
0
0
0
0
0.01
0.02
0.06
0.11
0.14
0.15
0.19
0.59
0.83
0.96
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
77
77
77
77
74
71
68
66
65
65
66
67
66
66
67
68
69
71
73
75
77
80

Pressure (mb)

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

Ozone (du)

265
264
263
262
261
261
260
260
258
257
255
254
253
251
251
250
250
250
250
251
253
255
256
258

Sunday 27

Waning Crescent 1%

05:37

17:08

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:01, Set: 16:55, Transit: 11:58. Moon - Rise: 05:37, Set: 17:08. Civil Dark: 17:30 - 06:26. Nautical Dark: 18:10 - 05:46. Astro Dark: 18:49 - 05:07

Total Clouds (% Sky Obscured)

1
1
1
1
1
1
64
64
64
64
64
64
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
2
2
2
2
2
2
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
63
63
63
63
63
63
40
40
40
40
40
40
12
12
12
12
12
12

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
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

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

Precipitation Probability (%)

41
46
44
40
39
38
36
35
32
31
34
37
49
57
55
56
54
51
44
39
36
31
23
13

Precipitation Amount (mm)

1.05
1.15
1.25
1.25
1.09
0.85
0.67
0.58
0.53
0.5
0.52
0.57
0.62
0.64
0.65
0.62
0.56
0.5
0.43
0.33
0.23
0.18
0.13
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
80
81
80
78
75
72
72
71
72
75
76
77
76
75
74
73
73
73
73
73
73
74

Pressure (mb)

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

Ozone (du)

259
260
261
261
261
260
259
259
259
259
261
263
264
265
265
265
266
266
267
268
270
272
274
277

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

Generated: 21/10/19 06:23:14. Forecast: 21/10/19 to 27/10/19. Timezone: UTC+1.00