Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 76%

No Rise

05:16

14 OK
15 OK
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 OK
10 OK
11 Good
12 Good
13 Bad

Sun - Rise: 05:46, Set: 20:35, Transit: 13:11. Moon - Rise: No Rise, Set: 05:16. Civil Dark: 21:17 - 05:04. Nautical Dark: 22:12 - 04:08. Astro Dark: 23:25 - 02:53

Total Clouds (% Sky Obscured)

22
41
58
76
73
82
90
91
89
90
81
84
91
95
88
89
94
91
91
39
34
0
16
59

Low Clouds (% Sky Obscured)

1
1
7
33
4
2
0
0
1
4
4
2
1
0
0
0
0
0
0
0
0
0
2
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

22
41
55
63
71
82
90
91
89
89
81
84
91
95
88
89
94
91
91
39
34
0
15
59

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)

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

Chance of Frost

Temperature (°C)

15
16
16
16
15
14
12
10
9
7
6
5
5
4
3
3
3
3
5
8
10
12
14
16

Feels Like (°C)

15
16
16
16
15
14
12
10
9
7
6
5
5
4
3
3
3
3
5
8
10
12
14
16

Dew Point (°C)

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

Relative Humidity (%)

46
43
41
40
41
47
53
60
68
75
82
89
93
96
98
99
98
93
84
74
67
60
53
51

Pressure (mb)

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

Ozone (du)

337
334
333
332
332
332
330
327
329
331
330
333
332
332
336
338
340
342
342
340
336
332
330
333

Friday 23

Waxing Gibbous 85%

15:12

05:29

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: 05:43, Set: 20:37, Transit: 13:11. Moon - Rise: 15:12, Set: 05:29. Civil Dark: 21:19 - 05:01. Nautical Dark: 22:15 - 04:04. Astro Dark: 23:29 - 02:48

Total Clouds (% Sky Obscured)

91
98
99
98
98
98
97
95
97
98
98
98
99
100
100
99
99
100
93
59
58
83
91
86

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
1
1
6
61
88
100
95
95
91
92
57
55
82
91
86

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
37
81
29
8
15
24
25
4
2

High Clouds (% Sky Obscured)

91
98
99
98
98
98
97
95
97
98
98
98
98
98
99
98
98
95
6
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
23
98
67
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)

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

Chance of Frost

Temperature (°C)

16
17
16
15
14
13
12
10
9
8
8
7
6
6
5
5
5
6
7
8
9
11
12
13

Feels Like (°C)

16
17
16
15
14
13
12
10
7
6
6
5
4
4
3
3
3
4
5
6
8
11
12
13

Dew Point (°C)

5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
5
5
5
6
6

Relative Humidity (%)

47
45
46
49
53
56
61
67
72
76
80
84
87
90
92
93
93
90
86
80
74
69
64
59

Pressure (mb)

1028
1028
1028
1027
1028
1028
1028
1029
1029
1030
1030
1030
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032
1032
1031

Ozone (du)

331
330
327
322
320
321
319
317
315
316
318
316
316
315
313
313
315
316
319
322
322
321
323
324

Saturday 24

Waxing Gibbous 93%

16:42

05:41

14 OK
15 OK
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
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 OK

Sun - Rise: 05:41, Set: 20:39, Transit: 13:11. Moon - Rise: 16:42, Set: 05:41. Civil Dark: 21:21 - 04:58. Nautical Dark: 22:18 - 04:01. Astro Dark: 23:35 - 02:42

Total Clouds (% Sky Obscured)

23
30
6
9
9
14
15
20
79
91
85
92
99
100
100
99
100
98
98
98
98
98
98
38

Low Clouds (% Sky Obscured)

22
30
6
9
9
14
13
19
16
31
38
81
89
89
91
95
98
95
95
95
95
95
95
38

Medium Clouds (% Sky Obscured)

1
0
0
0
0
5
6
9
6
10
8
9
5
4
2
1
2
2
2
2
2
2
2
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
75
87
75
56
95
98
99
91
91
59
59
59
59
59
59
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)

10
11
11
11
11
11
9
7
6
5
4
3
3
2
2
2
2
2
2
2
2
3
4
4

Chance of Frost

Temperature (°C)

14
14
14
13
12
11
10
8
7
6
5
5
4
4
3
3
3
3
5
7
9
10
12
13

Feels Like (°C)

14
14
14
13
12
11
10
6
5
4
4
5
4
4
3
3
3
3
5
7
9
10
12
13

Dew Point (°C)

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

Relative Humidity (%)

56
54
55
57
60
61
67
75
80
86
93
97
100
100
100
100
100
99
91
85
79
74
68
62

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032
1033
1032
1033
1032
1032
1032
1032
1032
1032
1032
1031
1031
1030

Ozone (du)

324
324
323
326
331
331
331
331
335
338
338
344
348
351
351
349
349
353
359
364
365
367
370
366

Sunday 25

Waxing Gibbous 98%

18:15

05:53

14 OK
15 OK
16 OK
17 OK
18 OK
19 Good
20 Good
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

Sun - Rise: 05:39, Set: 20:41, Transit: 13:11. Moon - Rise: 18:15, Set: 05:53. Civil Dark: 21:24 - 04:56. Nautical Dark: 22:21 - 03:58. Astro Dark: 23:40 - 02:36

Total Clouds (% Sky Obscured)

38
38
38
38
38
2
2
2
2
2
2
54
54
54
54
54
54
99
99
99
99
99
99
98

Low Clouds (% Sky Obscured)

38
38
38
38
38
2
2
2
2
2
2
26
26
26
26
26
26
36
36
36
36
36
36
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
1
7
7
7
7
7
7
50
50
50
50
50
50
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
38
38
38
38
38
38
98
98
98
98
98
98
58

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

Precipitation Probability (%)

1
1
1
1
1
1
1
1
1
1
1
1
2
4
6
5
3
4
7
14
21
17
20
26

Precipitation Amount (mm)

0.01
0.03
0.02
0.02
0.03
0.03
0.04
0.03
0.03
0.02
0.01
0.01
0.01
0.05
0.08
0.05
0.01
0.01
0.02
0.05
0.1
0.1
0.15
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
6
6
6
6
6
6
7
7
6
6
6
6
7
7
8
8
8
8
8

Relative Humidity (%)

57
53
51
52
56
62
70
78
84
89
95
99
99
99
100
100
99
99
95
90
89
79
74
74

Pressure (mb)

1029
1029
1029
1028
1028
1027
1027
1027
1027
1027
1026
1026
1025
1024
1024
1023
1023
1021
1021
1020
1020
1019
1019
1018

Ozone (du)

364
362
361
361
359
360
358
356
355
353
351
351
352
352
352
355
360
384
393
398
407
422
434
432

Monday 26

Waxing Gibbous 100%

19:50

06:07

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: 05:36, Set: 20:43, Transit: 13:11. Moon - Rise: 19:50, Set: 06:07. Civil Dark: 21:26 - 04:53. Nautical Dark: 22:24 - 03:54. Astro Dark: 23:46 - 02:30

Total Clouds (% Sky Obscured)

98
98
98
98
98
78
78
78
78
78
78
88
88
88
88
88
88
99
99
99
99
99
99
96

Low Clouds (% Sky Obscured)

2
2
2
2
2
52
52
52
52
52
52
88
88
88
88
88
88
99
99
99
99
99
99
96

Medium Clouds (% Sky Obscured)

98
98
98
98
98
68
68
68
68
68
68
62
62
62
62
62
62
11
11
11
11
11
11
77

High Clouds (% Sky Obscured)

58
58
58
58
58
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
9
8
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
Light Rain
Light Rain
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

38
61
65
61
40
28
13
10
9
8
11
18
18
17
15
9
4
3
3
5
7
11
17
17

Precipitation Amount (mm)

0.39
0.85
1
0.79
0.43
0.25
0.1
0.07
0.06
0.06
0.08
0.12
0.13
0.13
0.11
0.06
0.02
0.01
0.01
0.01
0.03
0.04
0.07
0.08

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
92
98
100
100
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
93
90

Pressure (mb)

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

Ozone (du)

430
433
433
428
421
415
411
408
405
400
393
391
390
392
392
392
390
388
385
380
378
378
380
383

Tuesday 27

Full Moon 99%

21:29

06:24

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 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 Bad

Sun - Rise: 05:34, Set: 20:45, Transit: 13:10. Moon - Rise: 21:29, Set: 06:24. Civil Dark: 21:28 - 04:50. Nautical Dark: 22:27 - 03:51. Astro Dark: 23:52 - 02:23

Total Clouds (% Sky Obscured)

96
96
96
96
96
98
98
98
98
98
98
56
56
56
56
56
56
20
20
20
20
20
20
98

Low Clouds (% Sky Obscured)

96
96
96
96
96
98
98
98
98
98
98
55
55
55
55
55
55
20
20
20
20
20
20
98

Medium Clouds (% Sky Obscured)

77
77
77
77
77
68
68
68
68
68
68
16
16
16
16
16
16
0
0
0
0
0
0
2

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
9
9
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
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

11
6
3
2
1
3
11
19
25
26
22
16
15
13
12
9
6
5
4
3
3
3
2
2

Precipitation Amount (mm)

0.06
0.03
0.02
0.01
0.01
0.01
0.07
0.24
0.39
0.33
0.19
0.12
0.12
0.15
0.15
0.09
0.04
0.04
0.03
0.01
0.01
0.01
0.01
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
7
6
5
4
3
3
2
2
2
2
1
0
-0
-0
0
1
1
1
2
3
4
6

Dew Point (°C)

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

Relative Humidity (%)

84
80
78
81
85
88
92
98
100
100
100
100
100
100
100
100
100
100
100
98
92
86
80
74

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

390
398
405
413
420
423
420
412
405
401
397
392
387
381
376
374
373
372
372
372
372
373
374
375

Wednesday 28

Waning Gibbous 94%

23:08

06:47

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: 05:32, Set: 20:47, Transit: 13:10. Moon - Rise: 23:08, Set: 06:47. Civil Dark: 21:30 - 04:48. Nautical Dark: 22:30 - 03:48. Astro Dark: 23:58 - 02:15

Total Clouds (% Sky Obscured)

98
98
98
98
98
71
71
71
71
71
71
74
74
74
74
74
74
95
95
95
95
95
95
100

Low Clouds (% Sky Obscured)

98
98
98
98
98
70
70
70
70
70
70
74
74
74
74
74
74
41
41
41
41
41
41
57

Medium Clouds (% Sky Obscured)

2
2
2
2
2
9
9
9
9
9
9
18
18
18
18
18
18
1
1
1
1
1
1
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
91
91
91
91
91
91
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
1
1
1
1
1
0
0
0
0
0
2
7
14
13
6
2
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.02
0.02
0.01
0
0
0
0
0
0.01
0.08
0.14
0.1
0.03
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
5
6
6
5
5
5

Relative Humidity (%)

68
64
64
68
74
79
83
90
96
99
100
100
100
100
100
100
100
100
100
98
89
83
78
73

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

377
378
378
377
374
373
375
377
379
379
378
377
376
375
375
375
376
377
378
378
379
380
380
381

Forecast for Ratho, City of Edinburgh, UK (55.92,-3.38)

Generated: 22/04/21 14:20:26. Forecast: 22/04/21 to 28/04/21. Timezone: UTC+1.00