Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 76%

13:56

05:01

14 Good
15 Good
16 Good
17 Good
18 Good
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 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good

Sun - Rise: 05:54, Set: 20:20, Transit: 13:08. Moon - Rise: 13:56, Set: 05:01. Civil Dark: 20:57 - 05:17. Nautical Dark: 21:44 - 04:30. Astro Dark: 22:39 - 03:34

Total 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

Low 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

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

Precipitation Probability (%)

0
1
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)

9
9
9
9
9
8
8
6
5
5
5
4
4
4
3
3
3
4
5
8
10
12
13
13

Chance of Frost

Temperature (°C)

13
14
15
15
15
14
12
10
8
6
5
4
3
3
1
1
-0
1
3
6
9
11
13
14

Feels Like (°C)

13
14
15
15
15
14
12
8
6
5
4
3
2
1
-0
-1
-2
-1
1
3
6
11
13
14

Dew Point (°C)

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

Relative Humidity (%)

46
43
41
40
42
45
50
55
59
61
63
69
70
70
72
77
81
82
77
69
62
55
49
45

Pressure (mb)

1027
1027
1027
1026
1026
1026
1026
1027
1027
1028
1028
1028
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027

Ozone (du)

346
345
344
342
339
340
337
336
336
336
337
345
345
342
341
341
343
344
344
343
342
340
338
337

Friday 23

Waxing Gibbous 85%

15:18

05:20

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

Sun - Rise: 05:52, Set: 20:22, Transit: 13:08. Moon - Rise: 15:18, Set: 05:20. Civil Dark: 20:59 - 05:15. Nautical Dark: 21:46 - 04:27. Astro Dark: 22:42 - 03:30

Total Clouds (% Sky Obscured)

0
35
16
0
2
37
33
1
0
71
96
100
100
99
98
98
94
95
91
90
88
63
71
55

Low 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

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
35
16
0
2
37
33
1
0
71
96
100
100
99
98
98
94
95
91
90
88
63
71
55

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
1

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
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
18
17
17
16
13
11
9
7
6
5
4
4
3
2
2
2
4
7
9
11
13
14

Feels Like (°C)

16
17
18
17
17
16
13
11
6
5
3
3
2
1
1
-0
-1
-0
2
4
6
11
13
14

Dew Point (°C)

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

Relative Humidity (%)

42
40
38
39
41
42
45
48
51
57
64
71
76
79
82
86
87
85
79
73
68
61
55
50

Pressure (mb)

1026
1026
1025
1025
1025
1025
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1028
1028
1027

Ozone (du)

332
329
328
326
326
329
328
325
322
319
318
317
315
314
312
310
311
314
315
316
318
318
318
314

Saturday 24

Waxing Gibbous 93%

16:43

05:37

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

Sun - Rise: 05:50, Set: 20:23, Transit: 13:08. Moon - Rise: 16:43, Set: 05:37. Civil Dark: 21:01 - 05:13. Nautical Dark: 21:49 - 04:25. Astro Dark: 22:46 - 03:27

Total Clouds (% Sky Obscured)

70
65
62
59
64
78
82
80
48
4
1
9
33
32
42
33
75
70
70
70
70
70
70
47

Low Clouds (% Sky Obscured)

0
1
3
2
2
4
12
1
1
1
1
9
33
32
42
33
75
70
70
70
70
70
70
47

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)

70
65
60
58
63
77
80
80
48
3
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
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)

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

Chance of Frost

Temperature (°C)

15
16
16
16
16
14
13
11
10
8
7
5
4
4
3
2
1
2
4
6
8
9
11
12

Feels Like (°C)

15
16
16
16
16
14
13
11
7
5
4
2
1
0
-1
-2
-2
-2
-0
2
4
6
11
12

Dew Point (°C)

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

Relative Humidity (%)

47
45
44
46
48
52
55
59
62
68
75
80
86
91
95
99
100
98
90
82
73
65
59
56

Pressure (mb)

1027
1027
1026
1026
1026
1026
1026
1027
1028
1028
1028
1029
1029
1030
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028

Ozone (du)

313
313
311
310
309
313
314
316
317
319
318
308
309
311
312
312
312
318
327
336
341
343
345
346

Sunday 25

Waxing Gibbous 98%

18:10

05:54

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

Sun - Rise: 05:48, Set: 20:25, Transit: 13:08. Moon - Rise: 18:10, Set: 05:54. Civil Dark: 21:03 - 05:11. Nautical Dark: 21:51 - 04:22. Astro Dark: 22:49 - 03:23

Total Clouds (% Sky Obscured)

47
47
47
47
47
53
53
53
53
53
53
2
2
2
2
2
2
7
7
7
7
7
7
38

Low Clouds (% Sky Obscured)

47
47
47
47
47
0
0
0
0
0
0
2
2
2
2
2
2
7
7
7
7
7
7
1

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
53
53
53
53
53
53
0
0
0
0
0
0
0
0
0
0
0
0
37

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 (%)

1
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)

0.01
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)

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

Chance of Frost

Temperature (°C)

14
15
16
16
15
14
12
9
7
5
4
2
1
1
-0
-1
-1
0
2
5
7
9
10
12

Feels Like (°C)

14
15
16
16
15
14
12
7
4
2
1
-1
-2
-3
-4
-4
-5
-3
-1
2
5
7
10
12

Dew Point (°C)

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

Relative Humidity (%)

51
48
46
47
49
53
56
62
70
77
85
91
97
100
100
100
100
100
93
83
75
68
62
55

Pressure (mb)

1027
1027
1026
1026
1026
1025
1025
1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1023
1022
1022
1021
1021
1020
1019

Ozone (du)

347
348
349
349
349
354
355
355
357
360
362
361
363
363
361
359
358
360
359
358
357
358
360
359

Monday 26

Waxing Gibbous 100%

19:39

06:13

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
12 Bad
13 Bad

Sun - Rise: 05:46, Set: 20:27, Transit: 13:07. Moon - Rise: 19:39, Set: 06:13. Civil Dark: 21:04 - 05:08. Nautical Dark: 21:53 - 04:19. Astro Dark: 22:52 - 03:20

Total Clouds (% Sky Obscured)

38
38
38
38
38
100
100
100
100
100
100
99
99
99
99
99
99
50
50
50
50
50
50
95

Low Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
49
49
49
49
49
49
95

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
99
99
99
99
99
99
9
9
9
9
9
9
0

High Clouds (% Sky Obscured)

37
37
37
37
37
100
100
100
100
100
100
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
6
7
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
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
0
0
0
0
1
4
15
30
32
30
23
9
2
1
2
2
2
2
1

Precipitation Amount (mm)

0
0
0
0
0.03
0
0
0
0
0.01
0.03
0.12
0.19
0.26
0.26
0.16
0.05
0.01
0.01
0.01
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
15
15
15
14
12
11
8
6
5
3
3
2
2
2
2
2
2
3
4
6
11
12

Dew Point (°C)

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

Relative Humidity (%)

50
47
45
48
52
62
65
71
75
82
94
97
100
100
100
100
100
100
100
97
89
80
70
63

Pressure (mb)

1018
1018
1017
1016
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

362
364
365
369
375
371
378
385
400
415
418
439
441
435
427
422
416
410
407
404
403
403
404
405

Tuesday 27

Full Moon 99%

21:11

06:37

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
13 Bad

Sun - Rise: 05:44, Set: 20:28, Transit: 13:07. Moon - Rise: 21:11, Set: 06:37. Civil Dark: 21:06 - 05:06. Nautical Dark: 21:55 - 04:17. Astro Dark: 22:55 - 03:16

Total Clouds (% Sky Obscured)

95
95
95
95
95
91
91
91
91
91
91
94
94
94
94
94
94
96
96
96
96
96
96
90

Low Clouds (% Sky Obscured)

95
95
95
95
95
81
81
81
81
81
81
90
90
90
90
90
90
95
95
95
95
95
95
89

Medium Clouds (% Sky Obscured)

0
0
0
0
0
75
75
75
75
75
75
92
92
92
92
92
92
52
52
52
52
52
52
12

High Clouds (% Sky Obscured)

0
0
0
0
0
38
38
38
38
38
38
0
0
0
0
0
0
4
4
4
4
4
4
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.03
0.1
0.16
0.11
0.04
0.02
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
12
12
11
11
10
9
8
7
6
5
5
5
5
5
4
5
5
7
7
8
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
61
65
70
74
76
78
80
84
88
94
98
100
100
100
100
100
98
95
91
87
83
79
75

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1015
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

403
400
398
399
401
403
405
408
410
411
412
413
412
410
408
405
401
398
393
389
386
385
386
386

Wednesday 28

Waning Gibbous 94%

22:43

07:07

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
13 Bad

Sun - Rise: 05:42, Set: 20:30, Transit: 13:07. Moon - Rise: 22:43, Set: 07:07. Civil Dark: 21:08 - 05:04. Nautical Dark: 21:58 - 04:14. Astro Dark: 22:58 - 03:12

Total Clouds (% Sky Obscured)

90
90
90
90
90
57
57
57
57
57
57
99
99
99
99
99
99
99
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

89
89
89
89
89
56
56
56
56
56
56
11
11
11
11
11
11
95
95
95
95
95
95
96

Medium Clouds (% Sky Obscured)

12
12
12
12
12
11
11
11
11
11
11
12
12
12
12
12
12
6
6
6
6
6
6
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
98
98
98
98
98
98
94
94
94
94
94
94
88

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.03
0.05
0.07
0.08
0.09
0.09
0.07
0.07
0.07
0.04
0
0
0.01
0.05
0.1
0.07
0.03
0.01
0.01
0.01
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
67
66
68
72
77
79
83
86
88
88
91
97
100
100
100
100
100
100
97
87
79
71
63

Pressure (mb)

1015
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1017
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

385
383
382
381
380
379
378
377
377
377
377
377
377
376
376
376
376
376
374
372
370
369
368
366

Forecast for Ross-on-Wye, Herefordshire, UK (51.91,-2.58)

Generated: 22/04/21 14:44:13. Forecast: 22/04/21 to 28/04/21. Timezone: UTC+1.00