Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waxing Gibbous 93%

16:12

06:28

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

Sun - Rise: 06:34, Set: 19:56, Transit: 13:16. Moon - Rise: 16:12, Set: 06:28. Civil Dark: 20:31 - 05:59. Nautical Dark: 21:14 - 05:16. Astro Dark: 22:00 - 04:29

Total Clouds (% Sky Obscured)

88
38
21
29
35
50
67
59
85
99
99
100
100
100
100
100
99
99
100
90
85
96
86
85

Low Clouds (% Sky Obscured)

0
0
0
1
2
9
8
24
62
28
98
100
93
100
100
95
99
99
100
89
84
95
84
84

Medium Clouds (% Sky Obscured)

7
21
0
0
1
27
57
37
69
98
88
73
97
59
61
98
6
2
9
13
11
16
23
16

High Clouds (% Sky Obscured)

88
25
21
29
34
27
23
32
40
92
84
52
89
56
77
87
45
20
16
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
1
0
0
0
0
0
2
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
11
19
40
44
35
28
17
9
7
7
8
5
3
3
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.07
0.35
0.59
0.38
0.23
0.15
0.07
0.05
0.05
0.05
0.03
0.01
0.02
0.02

Wind Speed/Direction (mph)

19
20
21
20
19
19
18
17
16
16
16
16
16
16
16
14
13
12
11
10
11
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
15
16
16
15
14
13
13
12
12
12
12
11
11
6
5
5
5
4
4
5
6
7

Dew Point (°C)

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

Relative Humidity (%)

63
60
57
56
58
60
64
67
70
73
76
82
90
95
97
96
96
97
97
96
92
87
81
75

Pressure (mb)

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

Ozone (du)

291
295
297
298
299
300
302
302
300
297
295
296
298
300
301
301
303
304
306
310
316
325
332
339

Monday 6

Waxing Gibbous 98%

17:41

06:49

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

Sun - Rise: 06:32, Set: 19:58, Transit: 13:16. Moon - Rise: 17:41, Set: 06:49. Civil Dark: 20:33 - 05:57. Nautical Dark: 21:16 - 05:14. Astro Dark: 22:03 - 04:26

Total Clouds (% Sky Obscured)

46
23
23
38
33
20
22
1
2
1
1
0
0
0
0
0
0
2
2
35
23
12
16
2

Low Clouds (% Sky Obscured)

42
18
23
38
33
20
22
1
2
1
1
0
0
0
0
0
0
0
0
3
1
0
0
0

Medium Clouds (% Sky Obscured)

17
12
1
0
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
33
23
12
16
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.03
0.03
0.02
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
12
12
10
8
7
5
3
2
2
2
2
2
2
2
2
2
2
2
3
4
6

Chance of Frost

Temperature (°C)

10
11
12
12
12
11
10
9
8
6
5
5
4
3
3
3
2
2
1
2
3
6
8
10

Feels Like (°C)

10
11
12
12
12
11
10
8
6
6
5
5
4
3
3
3
2
2
1
2
3
5
7
10

Dew Point (°C)

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

Relative Humidity (%)

68
61
57
54
55
58
62
65
71
76
83
89
92
94
96
96
96
97
98
97
91
81
74
67

Pressure (mb)

1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1028
1029
1029
1030
1030
1030
1030
1030
1031
1031
1031
1030

Ozone (du)

344
348
352
355
356
351
344
339
337
337
337
336
335
335
335
335
335
334
333
333
333
334
336
336

Tuesday 7

Waxing Gibbous 100%

19:10

07:10

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

Sun - Rise: 06:30, Set: 19:59, Transit: 13:16. Moon - Rise: 19:10, Set: 07:10. Civil Dark: 20:35 - 05:54. Nautical Dark: 21:18 - 05:11. Astro Dark: 22:05 - 04:23

Total Clouds (% Sky Obscured)

0
5
6
10
4
9
65
18
2
0
0
0
0
0
0
0
0
0
0
84
84
84
84
84

Low Clouds (% Sky Obscured)

0
5
6
10
4
9
65
18
2
0
0
0
0
0
0
0
0
0
0
32
32
32
32
32

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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
77
77
77
77
77

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
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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 Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
13
14
15
14
14
13
12
10
9
8
7
7
7
7
6
6
6
5
6
7
9
11
12

Feels Like (°C)

11
13
14
15
14
14
13
12
10
8
7
6
6
6
6
6
6
6
5
6
7
9
11
12

Dew Point (°C)

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

Relative Humidity (%)

61
55
53
52
54
59
66
69
73
76
80
85
89
93
95
100
100
100
100
100
95
87
81
75

Pressure (mb)

1030
1030
1029
1029
1029
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027

Ozone (du)

337
337
337
337
338
341
345
346
342
336
330
325
321
318
319
321
323
322
320
319
317
315
314
313

Wednesday 8

Full Moon 99%

20:39

07:32

12 Bad
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
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

Sun - Rise: 06:27, Set: 20:01, Transit: 13:15. Moon - Rise: 20:39, Set: 07:32. Civil Dark: 20:36 - 05:52. Nautical Dark: 21:20 - 05:08. Astro Dark: 22:08 - 04:20

Total Clouds (% Sky Obscured)

84
36
36
36
36
36
36
83
83
83
83
83
83
99
99
99
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

32
36
36
36
36
36
36
81
81
81
81
81
81
1
1
1
1
1
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
45
45
45
45
45
45
2
2
2
2
2
2
6
6
6
6
6

High Clouds (% Sky Obscured)

77
0
0
0
0
0
0
2
2
2
2
2
2
99
99
99
99
99
99
100
100
100
100
100

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
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0.01
0.02
0.02
0.02
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
13
13
13
13
13
13
12
10
9
7
7
6
6
6
5
5
5
5
6
7
9
10
12

Feels Like (°C)

12
13
13
13
13
13
13
12
10
9
7
7
6
6
6
5
5
4
4
4
6
7
10
12

Dew Point (°C)

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

Relative Humidity (%)

70
66
64
64
65
68
71
75
80
88
97
100
100
100
100
100
100
100
100
100
100
95
88
83

Pressure (mb)

1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026

Ozone (du)

312
312
312
312
312
311
310
309
308
307
308
309
311
312
312
311
310
309
308
307
306
305
304
304

Thursday 9

Waning Gibbous 94%

22:07

07:56

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:25, Set: 20:03, Transit: 13:15. Moon - Rise: 22:07, Set: 07:56. Civil Dark: 20:38 - 05:50. Nautical Dark: 21:22 - 05:06. Astro Dark: 22:10 - 04:17

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
97
97
97
97
97
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
29
29
29
29
29
29
27
27
27
27
27
27
4
4
4
4
4
4
5
5
5
5
5

Medium Clouds (% Sky Obscured)

6
44
44
44
44
44
44
29
29
29
29
29
29
38
38
38
38
38
38
100
100
100
100
100

High Clouds (% Sky Obscured)

100
99
99
99
99
99
99
100
100
100
100
100
100
96
96
96
96
96
96
75
75
75
75
75

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

Precipitation Probability (%)

0
0
0
0
2
2
2
2
0
0
0
0
0
0
0
0
2
2
3
4
4
5
5
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
15
16
16
16
15
14
13
11
8
8
7
7
6
6
6
5
4
4
5
6
7
10

Dew Point (°C)

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

Relative Humidity (%)

77
73
68
65
65
68
73
79
84
92
97
97
93
92
93
95
96
98
100
100
96
90
85
83

Pressure (mb)

1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025

Ozone (du)

303
303
300
297
295
295
296
297
295
292
289
288
288
288
288
287
287
286
285
285
285
285
285
286

Friday 10

Waning Gibbous 87%

23:34

08:25

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

Sun - Rise: 06:23, Set: 20:05, Transit: 13:15. Moon - Rise: 23:34, Set: 08:25. Civil Dark: 20:40 - 05:47. Nautical Dark: 21:24 - 05:03. Astro Dark: 22:13 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
14
14
14
14
14
14
85
85
85
85
85

Low Clouds (% Sky Obscured)

5
100
100
100
100
100
100
100
100
100
100
100
100
14
14
14
14
14
14
85
85
85
85
85

Medium Clouds (% Sky Obscured)

100
2
2
2
2
2
2
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
0
0
0
0
0
0
1
1
1
1
1
1
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
9
8
7
6
9
10
10
10
8
6
8
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
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
None

Precipitation Probability (%)

12
13
12
10
5
2
2
0
0
0
0
0
0
2
2
2
2
3
10
13
11
8
6
5

Precipitation Amount (mm)

0.09
0.12
0.13
0.11
0.09
0.05
0.01
0
0
0
0
0
0
0.01
0.01
0.01
0.03
0.1
0.25
0.35
0.26
0.11
0.04
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
78
76
73
72
73
75
79
82
84
86
88
90
91
89
90
96
100
100
100
100
100
95

Pressure (mb)

1025
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1022

Ozone (du)

286
287
286
286
287
290
295
300
307
315
322
331
340
347
350
351
350
347
343
338
335
332
329
326

Saturday 11

Waning Gibbous 78%

00:55

09:02

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:21, Set: 20:06, Transit: 13:15. Moon - Rise: 00:55, Set: 09:02. Civil Dark: 20:42 - 05:45. Nautical Dark: 21:26 - 05:00. Astro Dark: 22:16 - 04:10

Total Clouds (% Sky Obscured)

85
100
100
100
100
100
100
97
97
97
97
97
97
100
100
100
100
100
100
89
89
89
89
89

Low Clouds (% Sky Obscured)

85
100
100
100
100
100
100
97
97
97
97
97
97
100
100
100
100
100
100
52
52
52
52
52

Medium Clouds (% Sky Obscured)

0
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
40
40
40
40
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
75
75
75
75
75

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
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.01
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
13
14
15
15
14
13
12
11
9
8
8
8
8
8
8
8
7
7
7
8
9
11
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
76
69
65
66
72
80
86
91
94
98
100
100
100
100
100
100
100
100
100
100
98
89
80

Pressure (mb)

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

Ozone (du)

324
323
322
323
325
328
333
337
337
336
338
344
352
359
360
359
357
356
354
351
348
345
343
344

Forecast for Rhayader, Powys LD6 5HP, UK (52.27,-3.57)

Generated: 05/04/20 11:50:50. Forecast: 05/04/20 to 11/04/20. Timezone: UTC+1.00