Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waning Gibbous 76%

01:09

09:27

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:00, Set: 20:22, Transit: 13:12. Moon - Rise: 01:09, Set: 09:27. Civil Dark: 20:59 - 05:23. Nautical Dark: 21:44 - 04:37. Astro Dark: 22:38 - 03:43

Total Clouds (% Sky Obscured)

99
100
100
100
99
99
99
94
95
100
98
99
100
100
100
100
100
100
99
100
71
51
95
82

Low Clouds (% Sky Obscured)

0
13
12
0
0
0
0
0
0
9
57
95
100
100
100
100
91
98
20
59
58
41
59
23

Medium Clouds (% Sky Obscured)

32
98
100
100
93
69
77
84
73
95
90
72
98
100
100
98
98
100
91
99
31
16
18
23

High Clouds (% Sky Obscured)

98
100
100
95
97
98
98
81
91
99
88
94
28
72
26
97
97
99
98
100
10
9
90
75

ISS Passover

Visibility (miles)

7
6
6
10
10
10
10
10
9
9
10
10
7
4
1
0
1
2
2
2
3
3
3
5

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

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

Precipitation Probability (%)

5
5
4
4
3
2
3
4
6
9
20
42
63
74
78
79
76
73
70
58
48
34
16
6

Precipitation Amount (mm)

0.01
0.02
0.03
0.04
0.02
0.02
0.02
0.03
0.04
0.05
0.11
0.23
0.5
1.09
1.73
2.05
2.12
1.91
1.34
0.76
0.45
0.22
0.05
0.01

Wind Speed/Direction (mph)

5
4
3
4
5
5
5
4
4
5
5
6
6
7
8
10
12
13
14
15
14
14
13
12

Chance of Frost

Temperature (°C)

17
15
14
14
14
13
13
12
12
12
12
12
12
12
12
11
11
11
12
12
12
12
12
12

Feels Like (°C)

17
15
14
14
14
13
13
12
12
12
12
12
12
12
12
11
11
11
12
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

64
68
71
67
65
69
73
77
82
85
87
87
87
85
85
86
86
86
82
81
80
79
77
77

Pressure (mb)

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

Ozone (du)

370
371
372
373
373
375
378
381
384
385
385
384
382
379
378
380
384
388
395
404
410
411
410
408

Wednesday 24

Waning Gibbous 66%

02:03

10:18

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:58, Set: 20:24, Transit: 13:12. Moon - Rise: 02:03, Set: 10:18. Civil Dark: 21:00 - 05:21. Nautical Dark: 21:47 - 04:35. Astro Dark: 22:41 - 03:40

Total Clouds (% Sky Obscured)

63
98
73
39
100
100
100
98
90
99
95
99
88
47
74
71
77
61
61
49
31
38
49
82

Low Clouds (% Sky Obscured)

13
27
51
32
83
97
95
95
90
73
56
99
84
37
67
66
59
28
48
28
25
29
31
30

Medium Clouds (% Sky Obscured)

7
97
36
30
43
97
100
81
31
9
52
22
20
12
9
8
12
10
27
29
22
27
27
75

High Clouds (% Sky Obscured)

58
90
44
2
100
95
3
30
1
98
92
19
34
18
24
23
50
47
14
25
2
6
24
57

ISS Passover

Visibility (miles)

8
10
10
10
10
10
8
3
1
4
10
10
10
9
6
5
3
2
1
1
1
2
3
5

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

Precipitation Probability (%)

0
0
0
13
22
38
51
59
59
51
28
4
0
11
16
20
23
26
27
29
30
30
28
25

Precipitation Amount (mm)

0
0
0
0.01
0.04
0.12
0.4
1
1.34
0.8
0.17
0.01
0
0.02
0.05
0.09
0.17
0.23
0.26
0.27
0.26
0.26
0.26
0.22

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
81
83
84
86
87
89
90
90
88
86
84
82
80
78
76
75
71
69
68
69
71
74

Pressure (mb)

994
994
993
993
993
992
991
991
990
991
991
992
993
994
995
995
996
997
997
998
998
998
999
999

Ozone (du)

405
401
397
391
385
380
380
382
384
384
385
385
386
386
387
387
387
387
386
385
385
386
387
388

Thursday 25

Waning Gibbous 57%

02:48

11:15

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:56, Set: 20:26, Transit: 13:11. Moon - Rise: 02:48, Set: 11:15. Civil Dark: 21:02 - 05:19. Nautical Dark: 21:49 - 04:32. Astro Dark: 22:44 - 03:36

Total Clouds (% Sky Obscured)

35
46
83
77
75
70
88
72
51
70
88
94
59
73
77
96
100
98
86
95
100
100
98
100

Low Clouds (% Sky Obscured)

25
30
74
62
58
46
81
52
38
63
87
94
52
44
69
70
91
92
83
95
100
99
75
94

Medium Clouds (% Sky Obscured)

19
9
43
38
41
47
39
42
32
34
27
20
19
59
34
93
100
93
66
46
54
87
95
99

High Clouds (% Sky Obscured)

4
29
27
34
32
40
41
38
7
2
0
5
15
47
0
0
0
0
0
1
82
91
13
0

ISS Passover

Visibility (miles)

8
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
7
9
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
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 (%)

20
10
0
0
0
4
0
0
0
0
0
0
0
7
10
16
28
38
32
15
9
8
8
10

Precipitation Amount (mm)

0.11
0.03
0
0
0
0.01
0
0
0
0
0
0
0
0.01
0.02
0.08
0.23
0.36
0.28
0.14
0.06
0.03
0.02
0.04

Wind Speed/Direction (mph)

8
8
7
6
5
4
4
3
3
3
4
2
5
6
8
4
11
12
14
15
16
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
79
82
84
86
88
89
89
90
90
90
88
83
76
72
70
71
72
71
68
66
65
65
65

Pressure (mb)

1000
1000
1001
1001
1002
1002
1002
1002
1003
1003
1003
1004
1005
1006
1006
1007
1008
1009
1010
1010
1011
1011
1011
1011

Ozone (du)

389
391
391
390
389
387
387
386
385
382
378
374
373
372
372
372
373
375
379
384
388
389
389
390

Friday 26

Third Quarter 47%

03:25

12:16

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
15 Bad
16 Bad
17 Bad
18 Bad
19 OK

Sun - Rise: 05:54, Set: 20:27, Transit: 13:11. Moon - Rise: 03:25, Set: 12:16. Civil Dark: 21:04 - 05:17. Nautical Dark: 21:51 - 04:30. Astro Dark: 22:46 - 03:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
27
27
27
27
27
27
88
88
88
88
88
88
100
100
100
100
100
100
11

Low Clouds (% Sky Obscured)

94
94
94
94
94
23
23
23
23
23
23
84
84
84
84
84
84
90
90
90
90
90
90
1

Medium Clouds (% Sky Obscured)

99
99
99
99
99
13
13
13
13
13
13
38
38
38
38
38
38
100
100
100
100
100
100
10

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
15
15
15
15
15
15
2
2
2
2
2
2
0

ISS Passover

Visibility (miles)

10
10
10
8
4
2
3
5
7
8
9
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
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
None
None
None
None
None
None
None

Precipitation Probability (%)

25
53
64
65
58
53
56
58
56
52
46
41
34
23
17
12
7
5
5
5
5
5
5
5

Precipitation Amount (mm)

0.13
0.41
0.67
0.6
0.43
0.38
0.49
0.65
0.72
0.59
0.41
0.29
0.18
0.09
0.05
0.04
0.04
0.05
0.06
0.08
0.1
0.09
0.07
0.05

Wind Speed/Direction (mph)

16
18
20
21
22
23
24
27
29
27
28
27
28
28
28
27
25
24
24
23
23
22
21
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
10
6
6
5
5
4
4
4
4
4
4
5
6
11
11
12
13
13
13
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

69
76
81
81
78
77
77
79
81
82
83
83
83
80
76
72
70
67
65
64
65
67
69
70

Pressure (mb)

1010
1009
1008
1006
1005
1004
1004
1003
1004
1005
1006
1008
1010
1012
1013
1015
1016
1018
1019
1020
1020
1021
1022
1023

Ozone (du)

393
398
403
410
419
425
428
429
427
422
414
408
405
404
402
398
393
389
386
382
379
377
375
373

Saturday 27

Waning Crescent 37%

03:55

13:20

20 OK
21 Good
22 Good
23 Good
00 Good
01 OK
02 OK
03 Good
04 Good
05 Good
06 Good
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

Sun - Rise: 05:52, Set: 20:29, Transit: 13:11. Moon - Rise: 03:55, Set: 13:20. Civil Dark: 21:06 - 05:15. Nautical Dark: 21:53 - 04:27. Astro Dark: 22:49 - 03:30

Total Clouds (% Sky Obscured)

11
11
11
11
11
20
20
20
20
20
20
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
1
1
1
1
1
48
48
48
48
48
48
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

10
10
10
10
10
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
19
19
19
19
19
19
0
0
0
0
0
0
2
2
2
2
2
2
98

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
None
None
None
None

Precipitation Probability (%)

6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
3
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
16
14
13
12
11
10
9
9
8
7
6
7
8
9
9
9
9
5
5
10
9
8
8

Chance of Frost

Temperature (°C)

10
9
9
8
8
8
7
7
7
6
6
6
8
10
13
14
16
16
17
16
16
15
15
14

Feels Like (°C)

7
6
5
5
5
5
4
4
4
4
3
4
6
10
13
14
16
16
17
16
16
15
15
14

Dew Point (°C)

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

Relative Humidity (%)

71
73
74
74
74
75
76
78
79
82
86
87
82
74
66
61
58
57
56
58
62
66
68
71

Pressure (mb)

1024
1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1025
1025
1024
1024
1023
1023

Ozone (du)

370
367
365
363
360
358
356
353
350
347
344
340
337
333
329
325
321
319
319
320
321
322
323
323

Sunday 28

Waning Crescent 28%

04:20

14:25

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:50, Set: 20:31, Transit: 13:11. Moon - Rise: 04:20, Set: 14:25. Civil Dark: 21:08 - 05:13. Nautical Dark: 21:55 - 04:25. Astro Dark: 22:52 - 03:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
66
66
66
66
66
66
98
98
98
98
98
98
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
96
96
96
96
96
96
15
15
15
15
15
15
41
41
41
41
41
41
95

High Clouds (% Sky Obscured)

98
98
98
98
98
100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
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
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

Precipitation Probability (%)

2
2
2
1
1
1
1
2
2
2
3
4
6
9
12
12
11
9
7
7
8
9
8
7

Precipitation Amount (mm)

0.03
0.03
0.03
0.03
0.04
0.04
0.04
0.05
0.04
0.04
0.03
0.03
0.06
0.14
0.2
0.16
0.09
0.05
0.04
0.03
0.04
0.04
0.03
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
78
80
82
83
84
84
84
84
84
83
80
75
71
68
68
66
63
61
61
63
64
64

Pressure (mb)

1023
1023
1023
1023
1022
1022
1022
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017

Ozone (du)

320
317
315
315
315
315
313
310
307
306
304
303
304
304
305
306
307
308
311
314
316
319
321
323

Monday 29

Waning Crescent 20%

04:42

15:30

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
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

Sun - Rise: 05:48, Set: 20:32, Transit: 13:11. Moon - Rise: 04:42, Set: 15:30. Civil Dark: 21:09 - 05:11. Nautical Dark: 21:57 - 04:22. Astro Dark: 22:56 - 03:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
2
2
2
2
2
2
99
99
99
99
99
99
98
98
98
98
98
98
95

Low Clouds (% Sky Obscured)

100
100
100
100
100
2
2
2
2
2
2
77
77
77
77
77
77
83
83
83
83
83
83
45

Medium Clouds (% Sky Obscured)

95
95
95
95
95
0
0
0
0
0
0
83
83
83
83
83
83
81
81
81
81
81
81
52

High Clouds (% Sky Obscured)

100
100
100
100
100
0
0
0
0
0
0
96
96
96
96
96
96
91
91
91
91
91
91
90

ISS Passover

Visibility (miles)

10
10
9
8
7
8
10
10
10
10
10
10
10
10
10
10
10
10
10
7
5
3
2
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
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
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

Precipitation Probability (%)

5
5
5
4
4
3
0
0
0
2
10
15
25
34
36
26
24
31
38
44
47
44
34
23

Precipitation Amount (mm)

0.04
0.06
0.06
0.04
0.02
0.01
0
0
0
0.01
0.03
0.05
0.13
0.3
0.4
0.28
0.18
0.24
0.39
0.56
0.65
0.55
0.36
0.21

Wind Speed/Direction (mph)

3
6
6
5
5
5
4
4
5
5
5
5
5
6
6
6
4
4
5
7
8
8
10
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
70
74
78
82
85
86
85
85
85
85
84
81
76
74
71
70
70
71
73
75
75
74
72

Pressure (mb)

1017
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013

Ozone (du)

324
325
327
330
333
335
336
335
334
334
333
333
333
333
334
335
337
338
340
341
342
342
341
341

Forecast for Dulverton, Somerset, UK (51.04,-3.55)

Generated: 23/04/19 20:58:48. Forecast: 23/04/19 to 29/04/19. Timezone: UTC+1.00