Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waning Gibbous 76%

01:09

09:15

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
02 Bad
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:51, Set: 20:20, Transit: 13:07. Moon - Rise: 01:09, Set: 09:15. Civil Dark: 20:58 - 05:14. Nautical Dark: 21:45 - 04:25. Astro Dark: 22:42 - 03:28

Total Clouds (% Sky Obscured)

71
73
63
91
98
99
99
98
94
97
98
99
99
99
97
46
81
95
93
88
88
95
54
66

Low Clouds (% Sky Obscured)

0
0
0
1
1
2
2
7
11
2
0
0
0
0
0
0
0
0
12
10
3
0
19
56

Medium Clouds (% Sky Obscured)

0
0
0
2
9
18
31
31
27
41
34
16
20
66
18
31
70
85
82
84
88
95
52
48

High Clouds (% Sky Obscured)

71
73
63
91
98
99
99
97
91
97
98
99
99
99
97
27
47
88
79
16
0
3
3
2

ISS Passover

Visibility (miles)

6
6
7
6
7
10
10
9
10
7
7
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

Precipitation Type

None
None
None
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
Very Light Rain

Precipitation Probability (%)

0
0
1
3
3
5
7
7
6
3
1
0
0
0
0
0
0
0
0
0
0
0
0
12

Precipitation Amount (mm)

0
0
0
0.03
0.01
0.19
0.37
0.44
0.25
0.04
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
21
22
23
23
23
22
21
17
15
14
14
13
12
11
11
10
10
10
12
14
15
17

Feels Like (°C)

18
19
21
22
23
23
23
22
21
17
15
14
14
13
12
11
11
10
9
10
12
14
15
17

Dew Point (°C)

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

Relative Humidity (%)

57
56
52
48
46
45
45
47
48
62
65
66
65
66
67
69
71
74
76
76
73
69
67
64

Pressure (mb)

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

Ozone (du)

369
371
368
369
369
369
369
370
371
370
371
372
373
374
374
374
374
377
381
385
387
389
390
389

Wednesday 24

Waning Gibbous 66%

02:04

10:06

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

Sun - Rise: 05:49, Set: 20:22, Transit: 13:06. Moon - Rise: 02:04, Set: 10:06. Civil Dark: 20:59 - 05:11. Nautical Dark: 21:48 - 04:23. Astro Dark: 22:45 - 03:24

Total Clouds (% Sky Obscured)

100
98
98
100
92
100
91
36
24
63
27
44
63
13
81
100
98
70
66
99
72
58
90
98

Low Clouds (% Sky Obscured)

99
30
90
100
19
100
11
14
6
2
0
0
9
13
4
7
83
60
62
98
60
25
53
60

Medium Clouds (% Sky Obscured)

73
79
96
100
91
94
89
18
9
13
6
44
60
3
73
99
96
36
27
35
21
42
29
78

High Clouds (% Sky Obscured)

50
92
56
23
0
1
60
17
14
62
27
0
0
0
34
79
9
18
1
86
32
32
77
94

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
4
3
6
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
Light Rain
Light Rain
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

20
26
37
50
56
55
42
25
13
6
0
0
0
0
6
13
30
36
39
37
28
15
9
12

Precipitation Amount (mm)

0.13
0.26
0.4
0.73
0.97
0.7
0.31
0.15
0.07
0.02
0
0
0
0
0.02
0.11
0.2
0.21
0.2
0.18
0.11
0.03
0.01
0.02

Wind Speed/Direction (mph)

14
16
17
16
16
15
15
14
13
12
11
10
10
10
11
12
13
14
14
14
14
14
14
14

Chance of Frost

Temperature (°C)

18
17
17
16
15
14
14
13
12
11
10
10
10
9
10
10
10
10
10
10
11
12
12
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
66
69
72
76
76
75
74
74
75
76
77
79
81
82
81
81
82
84
85
83
80
78
75

Pressure (mb)

991
991
991
991
992
992
993
994
994
995
996
996
996
995
995
994
994
994
994
994
994
995
995
996

Ozone (du)

388
388
390
394
398
405
412
418
420
420
418
412
404
397
394
392
390
388
387
386
387
389
391
390

Thursday 25

Waning Gibbous 57%

02:48

11:04

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

Sun - Rise: 05:47, Set: 20:24, Transit: 13:06. Moon - Rise: 02:48, Set: 11:04. Civil Dark: 21:01 - 05:09. Nautical Dark: 21:50 - 04:20. Astro Dark: 22:48 - 03:21

Total Clouds (% Sky Obscured)

74
98
96
95
53
27
41
42
27
23
22
11
26
38
49
100
70
82
69
73
66
73
81
79

Low Clouds (% Sky Obscured)

24
55
22
16
12
12
17
15
15
16
19
5
16
23
23
100
61
60
45
60
48
70
80
76

Medium Clouds (% Sky Obscured)

17
21
51
23
24
20
20
19
20
12
8
4
5
10
41
65
31
48
50
50
48
41
31
18

High Clouds (% Sky Obscured)

68
95
95
94
41
6
26
27
7
6
2
6
12
20
2
15
20
49
27
18
16
6
8
20

ISS Passover

Visibility (miles)

6
2
1
1
1
1
2
2
3
4
5
8
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
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
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

20
28
32
34
34
29
21
15
15
17
16
11
8
7
13
19
27
25
13
0
0
0
6
6

Precipitation Amount (mm)

0.1
0.22
0.27
0.29
0.28
0.22
0.14
0.09
0.08
0.08
0.09
0.06
0.03
0.03
0.08
0.2
0.27
0.16
0.03
0
0
0
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
70
69
69
69
68
67
66
67
71
73
75
77
79
80
80
81
83
85
84
81
78
75
69

Pressure (mb)

996
997
998
998
999
999
999
1000
1001
1001
1002
1002
1003
1003
1003
1003
1003
1004
1004
1004
1004
1005
1005
1006

Ozone (du)

388
387
387
388
388
387
386
386
386
387
387
388
388
388
388
388
388
389
389
388
384
380
377
375

Friday 26

Third Quarter 47%

03:25

12:06

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:45, Set: 20:25, Transit: 13:06. Moon - Rise: 03:25, Set: 12:06. Civil Dark: 21:03 - 05:07. Nautical Dark: 21:52 - 04:17. Astro Dark: 22:52 - 03:17

Total Clouds (% Sky Obscured)

91
81
70
56
79
95
92
98
98
98
98
98
98
98
98
98
98
98
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
77
38
41
41
58
45
67
67
67
67
67
67
2
2
2
2
2
2
100
100
100
100
100

Medium Clouds (% Sky Obscured)

18
25
62
38
77
69
89
95
95
95
95
95
95
98
98
98
98
98
98
77
77
77
77
77

High Clouds (% Sky Obscured)

13
9
2
0
0
85
39
38
38
38
38
38
38
0
0
0
0
0
0
49
49
49
49
49

ISS Passover

Visibility (miles)

10
10
10
4
1
3
7
10
10
10
10
10
9
6
5
4
4
7
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
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
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 (%)

8
12
16
22
24
22
17
11
8
9
15
33
55
63
67
64
56
44
35
26
18
12
13
15

Precipitation Amount (mm)

0.01
0.04
0.11
0.24
0.34
0.27
0.13
0.06
0.03
0.04
0.06
0.15
0.48
0.76
0.66
0.42
0.27
0.17
0.08
0.05
0.02
0.01
0.02
0.05

Wind Speed/Direction (mph)

7
8
10
11
12
12
12
12
13
14
14
14
13
12
12
13
13
14
14
15
14
15
15
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
16
16
15
14
14
14
13
12
11
10
10
7
7
7
6
6
5
5
6
7
10
11

Dew Point (°C)

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

Relative Humidity (%)

63
59
58
61
64
65
63
61
60
60
63
68
75
81
81
78
78
79
83
83
82
81
79
76

Pressure (mb)

1006
1006
1007
1007
1007
1008
1008
1008
1008
1007
1007
1006
1004
1003
1003
1002
1002
1002
1003
1004
1005
1007
1008
1010

Ozone (du)

374
373
375
377
380
383
387
390
393
394
398
404
413
419
422
423
423
423
421
419
414
407
402
401

Saturday 27

Waning Crescent 37%

03:54

12:06

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

Sun - Rise: 05:43, Set: 20:27, Transit: 13:06. Moon - Rise: 03:54, Set: 12:06. Civil Dark: 21:05 - 05:05. Nautical Dark: 21:55 - 04:15. Astro Dark: 22:55 - 03:13

Total Clouds (% Sky Obscured)

100
66
66
66
66
66
66
41
41
41
41
41
41
32
32
32
32
32
32
88
88
88
88
88

Low Clouds (% Sky Obscured)

100
22
22
22
22
22
22
24
24
24
24
24
24
13
13
13
13
13
13
1
1
1
1
1

Medium Clouds (% Sky Obscured)

77
45
45
45
45
45
45
31
31
31
31
31
31
28
28
28
28
28
28
88
88
88
88
88

High Clouds (% Sky Obscured)

49
41
41
41
41
41
41
13
13
13
13
13
13
0
0
0
0
0
0
6
6
6
6
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

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
None
None
None
None
None

Precipitation Probability (%)

25
28
18
9
4
3
3
4
4
4
5
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.16
0.26
0.2
0.1
0.06
0.06
0.06
0.06
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
20
19
18
16
15
14
13
13
13
13
13
12
12
11
10
10
9
9
9
9
9
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
68
63
59
57
60
64
68
68
70
71
72
71
71
72
74
76
79
79
77
75
72
68
65

Pressure (mb)

1012
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

400
399
396
393
389
386
383
380
377
373
370
368
366
364
362
359
356
354
352
349
347
345
343
340

Sunday 28

Waning Crescent 28%

04:18

13:10

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:41, Set: 20:29, Transit: 13:06. Moon - Rise: 04:18, Set: 13:10. Civil Dark: 21:07 - 05:02. Nautical Dark: 21:57 - 04:12. Astro Dark: 22:58 - 03:10

Total Clouds (% Sky Obscured)

88
99
99
99
99
99
99
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
82
82
82
82
82
82
100
100
100
100
100
100
73
73
73
73
73
73
81
81
81
81
81

Medium Clouds (% Sky Obscured)

88
98
98
98
98
98
98
100
100
100
100
100
100
97
97
97
97
97
97
99
99
99
99
99

High Clouds (% Sky Obscured)

6
2
2
2
2
2
2
95
95
95
95
95
95
98
98
98
98
98
98
81
81
81
81
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
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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0.01
0.02
0.04
0.06
0.07
0.04
0.01
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0.03
0.04
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
60
58
57
57
58
61
63
65
66
68
70
71
72
74
76
79
80
80
79
75
70
67
67

Pressure (mb)

1024
1024
1023
1023
1022
1022
1022
1021
1021
1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1019
1019
1018
1018
1018

Ozone (du)

338
335
331
327
323
319
315
312
313
315
316
315
314
312
312
311
310
307
304
302
300
299
299
300

Monday 29

Waning Crescent 20%

04:39

14:16

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:39, Set: 20:30, Transit: 13:06. Moon - Rise: 04:39, Set: 14:16. Civil Dark: 21:09 - 05:00. Nautical Dark: 21:59 - 04:10. Astro Dark: 23:02 - 03:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
88
88
88
88
88
88
59
59
59
59
59

Low Clouds (% Sky Obscured)

81
100
100
100
100
100
100
100
100
100
100
100
100
86
86
86
86
86
86
19
19
19
19
19

Medium Clouds (% Sky Obscured)

99
15
15
15
15
15
15
90
90
90
90
90
90
19
19
19
19
19
19
2
2
2
2
2

High Clouds (% Sky Obscured)

81
97
97
97
97
97
97
100
100
100
100
100
100
0
0
0
0
0
0
48
48
48
48
48

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

Very Light Rain
None
None
None
None
None
None
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

Precipitation Probability (%)

6
1
0
0
0
0
0
0
0
3
3
2
0
0
0
0
0
0
0
0
7
10
12
18

Precipitation Amount (mm)

0.01
0.01
0
0
0
0
0
0
0
0.01
0.02
0.01
0
0
0
0
0
0
0
0
0.01
0.01
0.03
0.07

Wind Speed/Direction (mph)

10
11
11
10
10
10
10
10
9
8
7
7
7
6
6
5
4
4
5
5
6
3
6
7

Chance of Frost

Temperature (°C)

15
15
17
18
18
18
17
16
15
14
12
11
10
9
9
8
8
8
8
8
10
12
13
14

Feels Like (°C)

15
15
17
18
18
18
17
16
15
14
12
11
10
8
7
7
7
7
7
7
9
12
13
14

Dew Point (°C)

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

Relative Humidity (%)

67
65
60
55
52
53
54
55
56
57
59
64
69
73
75
78
80
81
83
83
79
74
71
69

Pressure (mb)

1018
1018
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

301
303
306
308
311
315
318
321
324
327
330
332
334
336
338
340
342
344
345
346
347
347
347
345

Forecast for Worcester, Worcestershire, UK (52.21,-2.22)

Generated: 23/04/19 21:13:27. Forecast: 23/04/19 to 29/04/19. Timezone: UTC+1.00