Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 76%

No Rise

05:05

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
14 Good

Sun - Rise: 06:05, Set: 20:24, Transit: 13:15. Moon - Rise: No Rise, Set: 05:05. Civil Dark: 21:00 - 05:29. Nautical Dark: 21:45 - 04:44. Astro Dark: 22:36 - 03:52

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
1
6

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
1
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
6

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)

17
17
17
17
16
16
15
15
16
16
17
17
17
17
17
17
18
18
19
21
21
22
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
12
11
11
6
4
3
3
3
3
2
2
2
2
2
2
3
5
11
12
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

53
50
47
45
45
49
53
58
63
70
77
82
87
91
95
96
95
90
83
75
69
62
57
53

Pressure (mb)

1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023

Ozone (du)

349
344
341
339
345
345
342
340
340
340
345
347
347
344
341
338
337
336
338
340
339
339
340
336

Friday 23

Waxing Gibbous 85%

15:29

05:25

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

Sun - Rise: 06:03, Set: 20:26, Transit: 13:15. Moon - Rise: 15:29, Set: 05:25. Civil Dark: 21:01 - 05:27. Nautical Dark: 21:47 - 04:42. Astro Dark: 22:39 - 03:49

Total Clouds (% Sky Obscured)

16
12
0
0
0
1
19
44
57
2
34
18
61
78
52
27
19
49
67
44
52
16
64
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
1
1
1
1
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)

16
12
0
0
0
0
19
43
57
2
34
18
61
78
52
27
18
48
66
44
52
16
64
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
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)

22
22
21
20
20
19
19
19
19
19
18
18
17
17
17
16
16
17
18
19
19
20
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
13
12
12
11
6
5
5
5
4
4
3
3
2
2
2
4
6
11
12
13
14
15

Dew Point (°C)

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

Relative Humidity (%)

51
51
53
53
52
53
54
57
61
67
73
77
81
84
87
89
88
84
77
72
67
62
57
53

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023

Ozone (du)

330
328
326
325
324
323
321
321
320
320
323
320
318
315
313
312
314
315
315
314
313
312
312
312

Saturday 24

Waxing Gibbous 93%

16:52

05:44

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 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK

Sun - Rise: 06:01, Set: 20:27, Transit: 13:15. Moon - Rise: 16:52, Set: 05:44. Civil Dark: 21:03 - 05:25. Nautical Dark: 21:49 - 04:39. Astro Dark: 22:42 - 03:46

Total Clouds (% Sky Obscured)

88
91
94
92
95
95
90
84
80
49
34
34
20
23
18
20
16
16
16
16
16
16
33
33

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
8
8
8
8
8
8
13
13

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)

88
91
94
92
95
95
90
84
80
49
34
34
19
23
17
18
9
9
9
9
9
9
23
23

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
1
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
0.03
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
20
19
18
17
16
15
15
15
16
17
17
16
16
15
15
16
17
17
18
18
18
18
18

Chance of Frost

Temperature (°C)

15
15
14
13
13
12
11
10
9
8
8
7
6
5
5
4
4
5
6
8
9
11
12
14

Feels Like (°C)

15
15
14
13
13
12
11
7
6
5
4
3
2
1
-0
-1
-1
0
2
4
6
11
12
14

Dew Point (°C)

5
5
5
5
5
5
5
5
4
4
3
3
3
3
3
3
3
3
4
4
4
4
4
4

Relative Humidity (%)

50
50
52
56
59
62
67
72
74
72
71
74
79
84
89
92
92
89
83
77
71
64
58
52

Pressure (mb)

1023
1023
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1025

Ozone (du)

312
312
313
314
321
322
322
322
322
322
314
313
313
313
313
314
313
313
314
316
318
321
324
326

Sunday 25

Waxing Gibbous 98%

18:17

06:03

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

Sun - Rise: 06:00, Set: 20:29, Transit: 13:15. Moon - Rise: 18:17, Set: 06:03. Civil Dark: 21:05 - 05:23. Nautical Dark: 21:51 - 04:37. Astro Dark: 22:45 - 03:42

Total Clouds (% Sky Obscured)

33
33
33
33
0
0
0
0
0
0
22
22
22
22
22
22
1
1
1
1
1
1
0
0

Low Clouds (% Sky Obscured)

13
13
13
13
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
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)

23
23
23
23
0
0
0
0
0
0
21
21
21
21
21
21
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)

17
16
16
15
14
12
10
9
10
10
11
11
11
10
10
9
9
10
11
11
11
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
15
15
14
13
10
7
5
4
3
2
1
0
-1
-2
-1
1
4
7
11
13
14
15

Dew Point (°C)

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

Relative Humidity (%)

48
46
48
51
56
59
65
71
74
77
77
79
82
85
88
90
86
79
70
62
54
47
42
38

Pressure (mb)

1024
1024
1024
1023
1023
1023
1023
1024
1024
1023
1023
1021
1021
1021
1020
1020
1020
1019
1019
1019
1018
1018
1018
1017

Ozone (du)

329
331
336
342
349
352
353
353
354
355
356
357
358
357
357
356
356
356
356
357
357
358
354
355

Monday 26

Waxing Gibbous 100%

19:44

06:24

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

Sun - Rise: 05:58, Set: 20:30, Transit: 13:15. Moon - Rise: 19:44, Set: 06:24. Civil Dark: 21:07 - 05:21. Nautical Dark: 21:53 - 04:35. Astro Dark: 22:47 - 03:39

Total Clouds (% Sky Obscured)

0
0
0
0
83
83
83
83
83
83
6
6
6
6
6
6
21
21
21
21
21
21
9
9

Low Clouds (% Sky Obscured)

0
0
0
0
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
9
9

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
82
82
82
82
82
82
6
6
6
6
6
6
21
21
21
21
21
21
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
1
1
1
2
2
0
0
0
1
1
1
1
1
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
9
9
8
8
7
6
5
5
5
4
5
6
7
9
11
12
13
14
15
15
13
13
13

Chance of Frost

Temperature (°C)

16
16
15
14
13
12
9
8
7
7
7
7
7
7
6
5
5
6
8
9
11
12
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

36
37
41
47
53
61
68
75
81
89
85
88
91
93
95
96
96
91
84
77
68
60
52
47

Pressure (mb)

1016
1016
1015
1015
1015
1015
1016
1016
1016
1015
1014
1014
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

354
352
352
351
348
350
354
358
365
371
390
408
427
438
434
423
401
391
383
378
375
375
375
374

Tuesday 27

Full Moon 99%

21:14

06:49

15 Good
16 Good
17 Good
18 Good
19 OK
20 OK
21 Good
22 Good
23 Good
00 Good
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

Sun - Rise: 05:56, Set: 20:32, Transit: 13:15. Moon - Rise: 21:14, Set: 06:49. Civil Dark: 21:08 - 05:19. Nautical Dark: 21:55 - 04:32. Astro Dark: 22:50 - 03:36

Total Clouds (% Sky Obscured)

9
9
9
9
7
7
7
7
7
7
59
59
59
59
59
59
62
62
62
62
62
62
97
97

Low Clouds (% Sky Obscured)

9
9
9
9
0
0
0
0
0
0
5
5
5
5
5
5
59
59
59
59
59
59
92
92

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
19
19
19
19
19
19
9
9
9
9
9
9
89
89

High Clouds (% Sky Obscured)

0
0
0
0
7
7
7
7
7
7
56
56
56
56
56
56
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
2
6
9
9
3
1
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
2

Precipitation Amount (mm)

0.03
0.03
0.08
0.28
0.43
0.27
0.06
0.01
0
0
0
0
0
0
0
0
0
0.01
0.02
0.02
0.02
0.02
0.02
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
13
12
12
11
7
6
6
4
4
3
3
3
3
3
3
3
4
6
7
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

45
48
55
67
75
80
82
85
90
96
100
100
100
100
100
100
100
94
87
78
70
62
55
53

Pressure (mb)

1013
1013
1013
1013
1013
1013
1014
1014
1015
1014
1014
1014
1014
1013
1013
1014
1013
1013
1013
1013
1013
1012
1012
1012

Ozone (du)

373
372
371
371
370
369
368
367
368
369
370
369
369
368
367
367
366
365
365
364
365
366
367
367

Wednesday 28

Waning Gibbous 94%

22:44

07:21

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
14 Bad

Sun - Rise: 05:54, Set: 20:33, Transit: 13:14. Moon - Rise: 22:44, Set: 07:21. Civil Dark: 21:10 - 05:17. Nautical Dark: 21:57 - 04:30. Astro Dark: 22:53 - 03:33

Total Clouds (% Sky Obscured)

97
97
97
97
98
98
98
98
98
98
98
98
98
98
98
98
94
94
94
94
94
94
100
100

Low Clouds (% Sky Obscured)

92
92
92
92
47
47
47
47
47
47
98
98
98
98
98
98
36
36
36
36
36
36
12
12

Medium Clouds (% Sky Obscured)

89
89
89
89
36
36
36
36
36
36
2
2
2
2
2
2
33
33
33
33
33
33
20
20

High Clouds (% Sky Obscured)

0
0
0
0
98
98
98
98
98
98
23
23
23
23
23
23
88
88
88
88
88
88
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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
59
63
65
67
70
74
81
89
96
100
100
100
100
100
100
100
100
97
89
80
72
63
56

Pressure (mb)

1012
1012
1012
1012
1012
1012
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015

Ozone (du)

368
369
371
372
373
371
369
367
366
367
366
364
362
361
361
361
362
363
364
365
367
368
369
369

Forecast for Upton Cross, Cornwall, UK (50.54,-4.43)

Generated: 22/04/21 15:39:23. Forecast: 22/04/21 to 28/04/21. Timezone: UTC+1.00