Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 76%

13:57

04:55

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: 05:55, Set: 20:14, Transit: 13:06. Moon - Rise: 13:57, Set: 04:55. Civil Dark: 20:50 - 05:19. Nautical Dark: 21:35 - 04:34. Astro Dark: 22:27 - 03:41

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)

18
17
17
17
17
18
18
18
18
19
19
19
19
18
18
18
19
19
21
22
22
23
24
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
63
62
62
64
66
67
70
75
77
79
82
86
90
94
96
97
95
92
86
82
77
73
69

Pressure (mb)

1026
1026
1026
1026
1026
1025
1026
1026
1026
1026
1026
1027
1027
1026
1026
1026
1026
1026
1026
1026
1027
1026
1026
1026

Ozone (du)

360
358
357
356
354
355
351
344
344
344
344
351
349
345
343
344
343
344
344
343
341
340
339
338

Friday 23

Waxing Gibbous 85%

15:18

05:15

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 OK
05 OK
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK

Sun - Rise: 05:53, Set: 20:16, Transit: 13:05. Moon - Rise: 15:18, Set: 05:15. Civil Dark: 20:52 - 05:17. Nautical Dark: 21:37 - 04:32. Astro Dark: 22:30 - 03:38

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
17
20
35
72
86
85
84
83
82
27

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
3
17
20
35
72
86
85
84
83
82
27

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)

23
23
22
22
22
21
21
21
21
21
21
20
20
19
19
19
19
19
20
20
21
21
20
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
13
12
12
12
11
11
10
5
5
4
3
3
2
2
2
2
3
5
10
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

64
61
59
59
60
60
63
66
71
75
78
78
81
84
86
89
92
94
92
88
83
79
75
71

Pressure (mb)

1026
1025
1025
1025
1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1026
1026
1026
1026
1026
1026
1025

Ozone (du)

337
337
336
334
331
330
328
326
325
324
323
326
324
322
320
318
317
316
315
316
316
316
316
313

Saturday 24

Waxing Gibbous 93%

16:41

05:34

14 OK
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 Good

Sun - Rise: 05:51, Set: 20:17, Transit: 13:05. Moon - Rise: 16:41, Set: 05:34. Civil Dark: 20:53 - 05:15. Nautical Dark: 21:39 - 04:29. Astro Dark: 22:32 - 03:35

Total Clouds (% Sky Obscured)

22
60
77
66
57
58
63
81
86
81
81
84
88
86
83
82
66
48
48
48
48
48
48
13

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
5
16
5
4
4
4
4
4
4
3

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)

22
60
77
66
57
58
63
81
86
81
81
84
88
86
82
79
65
46
46
46
46
46
46
10

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
1
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
0.02
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

21
21
20
20
20
20
21
21
22
22
22
22
21
21
21
21
21
21
22
23
23
22
20
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
14
13
12
12
11
6
5
4
3
2
2
2
1
1
1
2
3
5
6
11
12

Dew Point (°C)

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

Relative Humidity (%)

69
68
67
67
68
72
73
73
74
78
83
87
90
93
95
97
98
98
95
91
86
81
76
74

Pressure (mb)

1025
1025
1025
1025
1024
1024
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

313
313
313
313
313
318
318
319
319
320
320
313
312
311
312
312
312
315
316
317
317
317
318
320

Sunday 25

Waxing Gibbous 98%

18:06

05:53

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

Sun - Rise: 05:49, Set: 20:19, Transit: 13:05. Moon - Rise: 18:06, Set: 05:53. Civil Dark: 20:55 - 05:13. Nautical Dark: 21:41 - 04:27. Astro Dark: 22:35 - 03:32

Total Clouds (% Sky Obscured)

13
13
13
13
13
1
1
1
1
1
1
26
26
26
26
26
26
9
9
9
9
9
9
33

Low Clouds (% Sky Obscured)

3
3
3
3
3
1
1
1
1
1
1
0
0
0
0
0
0
9
9
9
9
9
9
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)

10
10
10
10
10
0
0
0
0
0
0
26
26
26
26
26
26
0
0
0
0
0
0
33

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
1
1
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
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
20
20
19
19
20
20
20
21
21
21
21
20
20
19
19
19
18
18
18
17
16
14
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
69
67
66
65
66
68
70
73
77
81
86
91
95
99
100
100
100
94
88
81
76
72
69

Pressure (mb)

1025
1025
1024
1024
1024
1023
1023
1024
1024
1024
1023
1022
1022
1021
1021
1021
1021
1020
1019
1019
1019
1018
1017
1017

Ozone (du)

325
329
333
335
338
347
350
352
354
354
355
357
357
357
358
358
358
361
362
361
360
360
360
360

Monday 26

Waxing Gibbous 100%

19:34

06:14

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

Sun - Rise: 05:48, Set: 20:21, Transit: 13:05. Moon - Rise: 19:34, Set: 06:14. Civil Dark: 20:57 - 05:11. Nautical Dark: 21:43 - 04:24. Astro Dark: 22:38 - 03:29

Total Clouds (% Sky Obscured)

33
33
33
33
33
93
93
93
93
93
93
13
13
13
13
13
13
47
47
47
47
47
47
78

Low Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
78

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
47
47
47
47
47
47
7

High Clouds (% Sky Obscured)

33
33
33
33
33
93
93
93
93
93
93
13
13
13
13
13
13
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
1
1
1
1
1
0
0
0
0
0
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0.01
0
0
0

Wind Speed/Direction (mph)

11
9
9
9
9
11
11
11
11
12
12
15
15
16
17
18
19
20
20
20
20
20
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
14
13
13
12
10
7
6
5
4
3
3
2
2
2
2
3
4
5
10
11
12

Dew Point (°C)

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

Relative Humidity (%)

67
66
67
69
72
73
76
81
84
86
87
82
87
93
98
100
100
100
100
95
89
84
77
71

Pressure (mb)

1017
1016
1015
1015
1014
1014
1014
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012

Ozone (du)

360
360
360
359
360
354
357
362
368
374
380
398
416
434
446
446
439
432
428
424
420
415
411
408

Tuesday 27

Full Moon 99%

21:04

06:39

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: 05:46, Set: 20:22, Transit: 13:05. Moon - Rise: 21:04, Set: 06:39. Civil Dark: 20:59 - 05:09. Nautical Dark: 21:45 - 04:22. Astro Dark: 22:41 - 03:26

Total Clouds (% Sky Obscured)

78
78
78
78
78
65
65
65
65
65
65
56
56
56
56
56
56
53
53
53
53
53
53
44

Low Clouds (% Sky Obscured)

78
78
78
78
78
45
45
45
45
45
45
24
24
24
24
24
24
14
14
14
14
14
14
35

Medium Clouds (% Sky Obscured)

7
7
7
7
7
63
63
63
63
63
63
52
52
52
52
52
52
49
49
49
49
49
49
24

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
3
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
13
12
12
12
11
7
5
4
3
2
2
1
1
1
1
1
2
4
5
6
10
11

Dew Point (°C)

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

Relative Humidity (%)

67
67
68
69
71
73
76
80
83
87
91
95
100
100
100
100
100
100
100
97
91
87
83
78

Pressure (mb)

1012
1012
1012
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

408
409
410
407
402
401
404
409
413
416
418
418
418
417
415
413
409
406
403
400
397
394
391
389

Wednesday 28

Waning Gibbous 94%

22:34

07:10

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: 20:24, Transit: 13:05. Moon - Rise: 22:34, Set: 07:10. Civil Dark: 21:01 - 05:07. Nautical Dark: 21:48 - 04:19. Astro Dark: 22:44 - 03:22

Total Clouds (% Sky Obscured)

44
44
44
44
44
84
84
84
84
84
84
96
96
96
96
96
96
88
88
88
88
88
88
62

Low Clouds (% Sky Obscured)

35
35
35
35
35
0
0
0
0
0
0
2
2
2
2
2
2
2
2
2
2
2
2
34

Medium Clouds (% Sky Obscured)

24
24
24
24
24
30
30
30
30
30
30
0
0
0
0
0
0
3
3
3
3
3
3
19

High Clouds (% Sky Obscured)

0
0
0
0
0
78
78
78
78
78
78
96
96
96
96
96
96
88
88
88
88
88
88
41

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
15
15
15
15
15
15
15
15
15
15
15
16
16
16
16
16
16
16
15
15
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
73
73
75
77
80
83
87
91
95
98
100
100
100
100
100
100
100
100
100
100
96
90
84

Pressure (mb)

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

Ozone (du)

388
388
388
387
387
386
385
384
382
380
377
374
372
370
369
368
368
368
367
367
366
366
366
366

Forecast for Swanage, Dorset, UK (50.61,-1.96)

Generated: 22/04/21 14:29:37. Forecast: 22/04/21 to 28/04/21. Timezone: UTC+1.00