Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 76%

No Rise

05:15

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 OK
11 Good
12 Good
13 OK
14 Bad

Sun - Rise: 05:45, Set: 20:34, Transit: 13:10. Moon - Rise: No Rise, Set: 05:15. Civil Dark: 21:16 - 05:03. Nautical Dark: 22:11 - 04:07. Astro Dark: 23:24 - 02:52

Total Clouds (% Sky Obscured)

29
41
65
69
78
88
91
90
92
88
85
90
94
91
81
95
92
92
61
34
6
3
48
81

Low Clouds (% Sky Obscured)

1
5
31
10
9
0
0
6
10
4
2
2
1
1
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

28
39
51
65
77
88
91
89
91
87
84
90
94
91
81
95
92
92
61
34
6
2
48
81

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
8

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
47
47
48
53
57
65
72
79
87
92
95
98
99
100
100
94
86
77
71
65
59
59
57

Pressure (mb)

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

Ozone (du)

334
333
333
333
333
331
327
329
331
331
333
331
331
334
337
340
342
343
341
338
334
330
333
332

Friday 23

Waxing Gibbous 85%

15:11

05:28

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: 05:42, Set: 20:36, Transit: 13:10. Moon - Rise: 15:11, Set: 05:28. Civil Dark: 21:18 - 05:00. Nautical Dark: 22:14 - 04:03. Astro Dark: 23:29 - 02:46

Total Clouds (% Sky Obscured)

96
99
98
98
97
97
96
97
98
98
98
98
100
99
99
99
99
95
66
88
95
94
99
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
2
12
80
87
81
65
89
93
62
87
95
94
99
93

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
24
71
43
13
32
47
34
5
2
1

High Clouds (% Sky Obscured)

96
99
98
98
97
97
96
96
98
98
98
98
98
98
98
98
94
11
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
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
1
8
7
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
1
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
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6
7
7
7
7

Relative Humidity (%)

56
57
59
61
61
66
71
75
79
83
85
88
91
93
95
96
94
89
85
80
76
72
69
65

Pressure (mb)

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

Ozone (du)

331
328
323
320
322
320
318
316
317
318
316
316
315
313
313
315
316
319
322
323
321
323
326
326

Saturday 24

Waxing Gibbous 93%

16:41

05:40

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

Sun - Rise: 05:40, Set: 20:38, Transit: 13:10. Moon - Rise: 16:41, Set: 05:40. Civil Dark: 21:21 - 04:57. Nautical Dark: 22:17 - 04:00. Astro Dark: 23:34 - 02:41

Total Clouds (% Sky Obscured)

79
24
23
17
24
19
26
82
90
91
88
98
100
100
98
98
93
93
93
93
93
93
13
13

Low Clouds (% Sky Obscured)

79
24
23
17
24
18
24
18
30
44
65
72
70
75
73
81
84
84
84
84
84
84
13
13

Medium Clouds (% Sky Obscured)

0
0
0
0
5
5
9
5
6
4
5
2
1
0
0
1
2
2
2
2
2
2
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
78
87
85
65
95
99
99
91
92
59
59
59
59
59
59
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
62
64
66
66
71
77
83
89
94
97
100
100
100
100
100
98
91
87
83
79
74
69
65

Pressure (mb)

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

Ozone (du)

325
324
327
332
331
331
331
335
338
339
346
349
352
351
349
349
354
360
365
366
368
371
366
364

Sunday 25

Waxing Gibbous 98%

18:14

05:52

15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
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: 05:38, Set: 20:40, Transit: 13:10. Moon - Rise: 18:14, Set: 05:52. Civil Dark: 21:23 - 04:55. Nautical Dark: 22:20 - 03:57. Astro Dark: 23:40 - 02:35

Total Clouds (% Sky Obscured)

13
13
13
13
2
2
2
2
2
2
44
44
44
44
44
44
99
99
99
99
99
99
98
98

Low Clouds (% Sky Obscured)

13
13
13
13
2
2
2
2
2
2
20
20
20
20
20
20
46
46
46
46
46
46
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
1
1
1
1
1
1
5
5
5
5
5
5
73
73
73
73
73
73
98
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
31
31
31
31
31
31
98
98
98
98
98
98
56
56

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
Very Light Rain
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
2
5
8
7
7
8
9
10
18
15
16
20
29

Precipitation Amount (mm)

0.01
0.01
0.01
0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.06
0.11
0.08
0.06
0.07
0.05
0.04
0.08
0.08
0.1
0.12
0.21

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
8
8
9
9
9
9
9

Relative Humidity (%)

61
60
61
65
67
74
81
86
91
94
99
100
100
99
100
100
100
98
95
94
86
81
82
87

Pressure (mb)

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

Ozone (du)

361
361
361
359
360
358
356
355
353
351
351
353
353
353
356
362
385
394
399
408
424
435
432
430

Monday 26

Waxing Gibbous 100%

19:50

06:06

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: 05:35, Set: 20:42, Transit: 13:10. Moon - Rise: 19:50, Set: 06:06. Civil Dark: 21:25 - 04:52. Nautical Dark: 22:23 - 03:53. Astro Dark: 23:45 - 02:28

Total Clouds (% Sky Obscured)

98
98
98
98
55
55
55
55
55
55
99
99
99
99
99
99
91
91
91
91
91
91
93
93

Low Clouds (% Sky Obscured)

2
2
2
2
7
7
7
7
7
7
99
99
99
99
99
99
91
91
91
91
91
91
93
93

Medium Clouds (% Sky Obscured)

98
98
98
98
53
53
53
53
53
53
75
75
75
75
75
75
16
16
16
16
16
16
77
77

High Clouds (% Sky Obscured)

56
56
56
56
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
9
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

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

Precipitation Probability (%)

55
58
55
33
24
14
9
8
7
12
21
20
19
16
10
5
5
6
6
8
8
8
7
4

Precipitation Amount (mm)

0.57
0.68
0.54
0.29
0.21
0.1
0.06
0.06
0.06
0.09
0.14
0.16
0.15
0.12
0.07
0.03
0.04
0.04
0.05
0.07
0.07
0.06
0.05
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
96
91

Pressure (mb)

1018
1017
1017
1017
1018
1019
1019
1020
1020
1020
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021

Ozone (du)

432
432
428
421
415
412
409
406
400
394
390
390
391
392
392
391
373
373
376
379
379
378
378
379

Tuesday 27

Full Moon 99%

21:28

06:23

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: 05:33, Set: 20:44, Transit: 13:10. Moon - Rise: 21:28, Set: 06:23. Civil Dark: 21:28 - 04:49. Nautical Dark: 22:26 - 03:50. Astro Dark: 23:51 - 02:21

Total Clouds (% Sky Obscured)

93
93
93
93
95
95
95
95
95
95
62
62
62
62
62
62
34
34
34
34
34
34
98
98

Low Clouds (% Sky Obscured)

93
93
93
93
95
95
95
95
95
95
58
58
58
58
58
58
34
34
34
34
34
34
98
98

Medium Clouds (% Sky Obscured)

77
77
77
77
70
70
70
70
70
70
36
36
36
36
36
36
0
0
0
0
0
0
13
13

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
9
8
7
6
5
5
4
3
2
1
1
0
0
0
0
0
3

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
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

3
2
2
2
2
3
8
16
18
15
14
16
23
27
26
25
25
24
23
27
32
37
41
40

Precipitation Amount (mm)

0.02
0.01
0.02
0.02
0.03
0.03
0.06
0.09
0.08
0.06
0.05
0.07
0.13
0.19
0.2
0.21
0.24
0.27
0.31
0.37
0.44
0.51
0.53
0.46

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
83
84
89
92
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

380
381
381
380
379
379
380
380
379
378
378
379
381
384
385
387
390
395
400
405
406
406
406
406

Wednesday 28

Waning Gibbous 94%

23:07

06:46

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: 05:31, Set: 20:46, Transit: 13:10. Moon - Rise: 23:07, Set: 06:46. Civil Dark: 21:30 - 04:47. Nautical Dark: 22:29 - 03:47. Astro Dark: 23:58 - 02:14

Total Clouds (% Sky Obscured)

98
98
98
98
60
60
60
60
60
60
63
63
63
63
63
63
95
95
95
95
95
95
100
100

Low Clouds (% Sky Obscured)

98
98
98
98
59
59
59
59
59
59
62
62
62
62
62
62
56
56
56
56
56
56
66
66

Medium Clouds (% Sky Obscured)

13
13
13
13
14
14
14
14
14
14
21
21
21
21
21
21
6
6
6
6
6
6
11
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
91
91
91
91
91
91
100
100

ISS Passover

Visibility (miles)

6
9
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

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

Precipitation Probability (%)

34
23
14
8
5
3
0
0
0
0
0
2
7
13
11
8
4
0
0
0
4
4
4
3

Precipitation Amount (mm)

0.35
0.25
0.15
0.08
0.05
0.02
0
0
0
0
0
0.02
0.1
0.17
0.13
0.05
0.01
0
0
0
0.01
0.02
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
5
6
5
4
3
3
2
2
2
1
1
1
2
2
2
3
4
5
5
6
6
7

Dew Point (°C)

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

Relative Humidity (%)

95
88
85
85
88
89
91
95
99
100
100
100
100
100
100
100
100
100
100
100
94
89
85
79

Pressure (mb)

1018
1018
1017
1017
1018
1018
1019
1019
1019
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

407
407
408
408
409
410
410
411
411
410
409
406
402
398
396
394
392
391
392
392
393
394
393
390

Forecast for Edinburgh, City of Edinburgh, UK (55.95,-3.19)

Generated: 22/04/21 15:27:46. Forecast: 22/04/21 to 28/04/21. Timezone: UTC+1.00