Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waning Gibbous 84%

01:06

08:44

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

Sun - Rise: 06:02, Set: 20:21, Transit: 13:11. Moon - Rise: 01:06, Set: 08:44. Civil Dark: 20:57 - 05:26. Nautical Dark: 21:42 - 04:41. Astro Dark: 22:34 - 03:49

Total Clouds (% Sky Obscured)

100
98
96
99
48
9
0
0
9
52
20
0
12
34
89
98
100
98
100
100
100
100
96
95

Low Clouds (% Sky Obscured)

5
2
7
17
13
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0

Medium Clouds (% Sky Obscured)

100
97
95
98
32
6
0
0
0
0
0
0
8
22
88
98
100
88
100
100
100
99
93
86

High Clouds (% Sky Obscured)

0
73
48
14
22
2
0
0
9
52
20
0
6
20
15
25
75
90
96
98
59
66
68
81

ISS Passover

Visibility (miles)

10
7
5
7
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

Precipitation Type

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

Precipitation Probability (%)

10
100
100
13
7
3
2
0
0
0
0
0
3
2
3
2
0
0
2
5
8
9
11
12

Precipitation Amount (mm)

0.24
0.46
0.75
0.5
0.14
0.03
0.01
0
0
0
0
0
0.01
0.03
0.05
0.02
0
0
0.01
0.07
0.17
0.27
0.37
0.41

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
13
12
11
12
13
15
17
18
19
19
19
20
20
20
19
19
17
16
14
14
13
13

Feels Like (°C)

13
13
13
12
11
12
13
15
17
18
19
19
19
20
20
20
19
19
17
16
14
14
13
13

Dew Point (°C)

9
9
9
9
8
8
8
9
10
10
10
10
10
9
9
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

74
77
79
80
79
77
72
66
61
58
57
55
53
52
51
50
52
55
59
65
70
73
75
77

Pressure (mb)

999
998
997
997
997
996
996
996
996
996
996
996
996
995
995
995
994
994
994
994
994
994
994
993

Ozone (du)

380
381
383
383
384
383
383
382
381
380
378
377
375
373
371
371
370
370
370
371
372
373
375
377

Wednesday 24

Waning Gibbous 76%

02:00

09:28

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
00 Bad
01 Bad

Sun - Rise: 06:00, Set: 20:22, Transit: 13:11. Moon - Rise: 02:00, Set: 09:28. Civil Dark: 20:58 - 05:24. Nautical Dark: 21:44 - 04:39. Astro Dark: 22:37 - 03:46

Total Clouds (% Sky Obscured)

89
91
95
100
100
98
100
100
100
100
98
99
96
99
84
74
96
86
98
77
31
13
35
100

Low Clouds (% Sky Obscured)

1
1
1
3
25
45
100
100
100
100
10
2
77
50
15
15
23
13
23
23
22
10
6
8

Medium Clouds (% Sky Obscured)

53
85
89
100
100
95
66
100
100
100
98
98
77
98
83
72
86
51
75
48
22
9
7
100

High Clouds (% Sky Obscured)

84
52
74
63
84
52
95
93
70
89
24
50
90
56
0
6
92
82
95
59
0
2
31
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
8
5
2
1
1
1
2
3
4
7
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

14
15
17
23
32
46
64
74
76
75
71
66
63
57
46
31
17
11
8
11
15
17
24
29

Precipitation Amount (mm)

0.33
0.2
0.12
0.1
0.13
0.24
0.56
1.19
1.7
1.64
1.3
0.97
0.68
0.43
0.26
0.14
0.07
0.05
0.03
0.05
0.1
0.11
0.22
0.34

Wind Speed/Direction (mph)

6
5
5
5
6
7
8
9
9
13
17
19
19
19
18
17
16
15
14
13
13
15
17
18

Chance of Frost

Temperature (°C)

12
12
11
11
12
12
13
13
14
13
13
12
12
12
12
12
12
12
12
11
11
11
10
10

Feels Like (°C)

12
12
11
11
12
12
13
13
14
13
13
12
12
12
12
12
12
12
12
11
11
11
10
10

Dew Point (°C)

9
9
9
10
10
10
10
11
11
10
9
9
9
9
9
9
9
9
8
8
8
8
8
8

Relative Humidity (%)

80
84
88
89
90
89
86
83
82
81
80
79
80
80
80
80
79
80
81
81
82
83
84
85

Pressure (mb)

993
992
991
991
991
990
990
990
990
990
991
992
992
992
993
993
993
994
994
994
993
993
993
992

Ozone (du)

377
378
379
381
384
386
384
380
380
384
391
397
403
409
414
418
421
422
420
415
409
404
398
394

Thursday 25

Waning Gibbous 66%

02:00

10:19

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:58, Set: 20:24, Transit: 13:11. Moon - Rise: 02:00, Set: 10:19. Civil Dark: 21:00 - 05:22. Nautical Dark: 21:46 - 04:36. Astro Dark: 22:40 - 03:43

Total Clouds (% Sky Obscured)

98
91
79
67
60
56
53
45
58
41
58
37
29
22
84
59
86
99
99
99
99
99
99
18

Low Clouds (% Sky Obscured)

45
81
56
29
38
25
24
33
27
23
55
30
23
16
16
16
18
18
18
18
18
18
18
15

Medium Clouds (% Sky Obscured)

96
29
34
30
34
22
13
10
9
20
23
16
14
11
13
21
16
48
48
48
48
48
48
10

High Clouds (% Sky Obscured)

76
57
60
52
38
41
39
24
41
25
2
1
4
4
80
48
83
98
98
98
98
98
98
1

ISS Passover

Visibility (miles)

10
8
6
5
4
4
6
9
10
10
10
10
10
10
10
10
7
6
4
3
3
2
3
4

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

Precipitation Probability (%)

36
43
45
45
48
48
40
26
19
18
20
21
25
32
40
40
38
45
57
61
63
59
51
39

Precipitation Amount (mm)

0.34
0.42
0.59
0.65
0.77
0.83
0.52
0.18
0.1
0.11
0.14
0.16
0.22
0.41
0.57
0.41
0.23
0.28
0.59
1.15
1.46
1.05
0.49
0.24

Wind Speed/Direction (mph)

18
18
17
16
14
14
16
19
22
24
25
26
26
25
25
24
23
23
22
22
21
20
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
7
6
6
6
6
7
11
11
12
13
13
13
13
12
12
11
11
11
11
11
11
10
7

Dew Point (°C)

8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
8
8
8
8
8

Relative Humidity (%)

86
86
86
87
88
88
86
81
76
72
68
67
67
68
70
72
74
76
78
80
82
84
85
86

Pressure (mb)

992
992
991
991
991
991
992
993
993
994
995
995
995
995
995
995
996
996
996
997
997
998
998
998

Ozone (du)

394
396
397
396
393
392
392
393
394
394
394
394
394
394
393
391
389
389
390
394
396
397
398
398

Friday 26

Third Quarter 57%

02:46

11:16

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

Sun - Rise: 05:56, Set: 20:26, Transit: 13:11. Moon - Rise: 02:46, Set: 11:16. Civil Dark: 21:02 - 05:20. Nautical Dark: 21:48 - 04:34. Astro Dark: 22:42 - 03:39

Total Clouds (% Sky Obscured)

18
18
18
18
18
35
35
35
35
35
35
73
73
73
73
73
73
65
65
65
65
65
65
99

Low Clouds (% Sky Obscured)

15
15
15
15
15
14
14
14
14
14
14
31
31
31
31
31
31
63
63
63
63
63
63
96

Medium Clouds (% Sky Obscured)

10
10
10
10
10
19
19
19
19
19
19
67
67
67
67
67
67
19
19
19
19
19
19
99

High Clouds (% Sky Obscured)

1
1
1
1
1
16
16
16
16
16
16
0
0
0
0
0
0
3
3
3
3
3
3
0

ISS Passover

Visibility (miles)

7
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

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

Precipitation Probability (%)

34
35
36
29
16
10
0
0
0
0
0
4
11
21
26
21
9
0
0
0
0
5
17
33

Precipitation Amount (mm)

0.19
0.2
0.21
0.14
0.06
0.03
0
0
0
0
0
0.01
0.02
0.1
0.17
0.1
0.02
0
0
0
0
0.03
0.16
0.32

Wind Speed/Direction (mph)

17
17
17
17
18
19
8
7
19
15
16
19
18
19
22
22
21
20
18
16
15
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
6
6
10
11
11
12
13
13
13
13
12
12
12
12
11
11
10
7
7
6

Dew Point (°C)

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

Relative Humidity (%)

86
85
84
83
83
81
78
74
70
67
64
63
62
66
70
70
67
65
64
63
65
68
73
76

Pressure (mb)

999
999
1000
1001
1002
1003
1004
1005
1007
1008
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1018
1018
1018

Ozone (du)

397
396
396
397
398
398
395
391
387
385
382
382
384
387
391
396
400
403
403
402
400
398
396
393

Saturday 27

Waning Crescent 47%

03:23

12:17

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

Sun - Rise: 05:54, Set: 20:27, Transit: 13:11. Moon - Rise: 03:23, Set: 12:17. Civil Dark: 21:04 - 05:18. Nautical Dark: 21:50 - 04:31. Astro Dark: 22:45 - 03:36

Total Clouds (% Sky Obscured)

99
99
99
99
99
43
43
43
43
43
43
24
24
24
24
24
24
46
46
46
46
46
46
30

Low Clouds (% Sky Obscured)

96
96
96
96
96
30
30
30
30
30
30
2
2
2
2
2
2
18
18
18
18
18
18
12

Medium Clouds (% Sky Obscured)

99
99
99
99
99
31
31
31
31
31
31
24
24
24
24
24
24
41
41
41
41
41
41
26

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
9
10
10
10
10
10
10
10
10
10
10
8
6
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
39
35
31
35
38
25
12
7
4
3
2
2
3
3
2
2
1
0
0
0
0
0
0

Precipitation Amount (mm)

0.35
0.3
0.24
0.19
0.22
0.29
0.23
0.12
0.05
0.03
0.02
0.02
0.02
0.03
0.04
0.03
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
17
18
17
13
11
9
13
13
13
12
11
12
12
13
13
14
13
12
10
9
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
81
82
84
85
84
83
80
76
71
68
64
60
56
54
54
54
55
58
63
68
73
78
81

Pressure (mb)

1018
1017
1017
1017
1017
1017
1018
1019
1020
1021
1021
1022
1023
1023
1023
1024
1024
1025
1026
1026
1027
1027
1027
1027

Ozone (du)

390
387
385
385
387
388
388
388
387
386
384
382
379
376
373
371
370
368
365
361
357
355
353
352

Sunday 28

Waning Crescent 37%

03:53

13:21

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

Sun - Rise: 05:52, Set: 20:29, Transit: 13:11. Moon - Rise: 03:53, Set: 13:21. Civil Dark: 21:05 - 05:16. Nautical Dark: 21:52 - 04:29. Astro Dark: 22:48 - 03:33

Total Clouds (% Sky Obscured)

30
30
30
30
30
30
30
30
30
30
30
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

12
12
12
12
12
10
10
10
10
10
10
100
100
100
100
100
100
38
38
38
38
38
38
95

Medium Clouds (% Sky Obscured)

26
26
26
26
26
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
16

High Clouds (% Sky Obscured)

0
0
0
0
0
23
23
23
23
23
23
98
98
98
98
98
98
22
22
22
22
22
22
87

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
1
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
6
7
7
8
10
12
14
15
15
16
17
17
18
17
16
15
14
13
12
11
10
10

Feels Like (°C)

5
5
4
5
5
6
8
12
14
15
15
16
17
17
18
17
16
15
14
13
12
11
10
10

Dew Point (°C)

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

Relative Humidity (%)

83
84
84
86
86
85
80
74
69
68
67
66
63
59
58
59
62
66
70
75
80
83
86
88

Pressure (mb)

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

Ozone (du)

351
351
349
345
339
334
331
327
324
320
316
312
311
310
310
308
307
306
305
305
304
304
304
305

Monday 29

Waning Crescent 28%

04:19

14:25

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK

Sun - Rise: 05:51, Set: 20:30, Transit: 13:10. Moon - Rise: 04:19, Set: 14:25. Civil Dark: 21:07 - 05:14. Nautical Dark: 21:55 - 04:26. Astro Dark: 22:51 - 03:30

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
99
99
99
99
99
99
99
99
99
99
99
100
100
100
100
100
100
20

Low Clouds (% Sky Obscured)

95
95
95
95
95
92
92
92
92
92
92
92
92
92
92
92
92
2
2
2
2
2
2
18

Medium Clouds (% Sky Obscured)

16
16
16
16
16
70
70
70
70
70
70
9
9
9
9
9
9
100
100
100
100
100
100
13

High Clouds (% Sky Obscured)

87
87
87
87
87
90
90
90
90
90
90
95
95
95
95
95
95
100
100
100
100
100
100
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
6
4
4
5
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Very 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
None
None
None
None

Precipitation Probability (%)

0
2
3
4
6
9
24
49
61
48
31
19
13
11
22
30
31
32
26
12
0
0
4
4

Precipitation Amount (mm)

0
0.01
0.02
0.03
0.04
0.06
0.1
0.27
0.46
0.48
0.43
0.39
0.31
0.23
0.17
0.11
0.07
0.06
0.03
0.01
0
0
0.01
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
89
89
87
86
84
82
74
66
63
62
63
65
69
73
76
76
75
75
75
74
76

Pressure (mb)

1019
1018
1017
1017
1016
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1013

Ozone (du)

305
305
305
305
304
305
308
313
320
329
339
348
355
359
364
367
371
374
378
382
383
381
377
371

Forecast for Exmouth, Devon, UK (50.62,-3.41)

Generated: 23/04/19 02:52:16. Forecast: 23/04/19 to 29/04/19. Timezone: UTC+1.00