Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

First Quarter 57%

13:28

02:11

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
02 Bad
03 Bad
04 OK
05 Bad
06 Bad

Sun - Rise: 05:05, Set: 21:32, Transit: 13:19. Moon - Rise: 13:28, Set: 02:11. Civil Dark: 22:18 - 04:19. Nautical Dark: 23:26 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
72
91
86
80
83
70
91
94
98
98
99
97
93
98
95
95
95
98
96
45
34
56
100

Low Clouds (% Sky Obscured)

15
13
10
9
9
6
5
6
9
9
28
4
1
4
2
11
34
59
80
81
35
31
56
100

Medium Clouds (% Sky Obscured)

4
3
6
7
11
13
12
9
6
4
2
2
1
0
0
0
0
2
6
0
0
0
0
0

High Clouds (% Sky Obscured)

89
68
91
84
77
81
66
91
93
97
98
99
97
93
98
95
92
88
88
77
14
4
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
2
4
4
5
7
8
7
3
0
0
0
2
2
2
2
2
3
3
3

Precipitation Amount (mm)

0
0
0
0
0
0.01
0.04
0.04
0.04
0.04
0.04
0.04
0.01
0
0
0
0.01
0.02
0.04
0.04
0.04
0.05
0.05
0.06

Wind Speed/Direction (mph)

14
14
15
15
14
14
13
13
12
11
11
11
10
9
7
6
6
6
6
5
5
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
11
11
11
11
11
11
11
11
11
10
10
10
10
9
10
10
10
10
10
10
10
10

Relative Humidity (%)

79
78
76
75
74
72
72
70
70
71
73
73
71
72
75
77
79
83
85
87
89
90
92
92

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016

Ozone (du)

343
343
341
340
339
337
338
338
337
336
337
338
341
341
342
342
340
337
337
337
337
338
340
337

Saturday 19

Waxing Gibbous 69%

14:48

02:28

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

Sun - Rise: 05:05, Set: 21:33, Transit: 13:19. Moon - Rise: 14:48, Set: 02:28. Civil Dark: 22:18 - 04:19. Nautical Dark: 23:27 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
67
77
83
70
44
22
34
80
67
53
59
43
100
89
53
84
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

91
67
75
71
69
41
13
29
35
27
8
0
17
0
12
25
76
99
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
6
0
10
76
57
45
58
41
100
88
41
50
37
23
31
42
8
2
5

High Clouds (% Sky Obscured)

0
0
6
37
1
1
12
0
1
17
20
13
1
100
61
15
6
3
4
6
8
1
6
78

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
6
4
3
3
5
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
56
52
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

3
3
3
4
4
5
6
7
9
9
9
7
9
13
26
38
35
23
45
50
46
43
37
32

Precipitation Amount (mm)

0.04
0.03
0.02
0.01
0.03
0.05
0.06
0.05
0.04
0.03
0.02
0.02
0.02
0.06
0.19
0.29
0.21
0.07
0.35
0.48
0.46
0.39
0.26
0.18

Wind Speed/Direction (mph)

2
3
3
4
6
8
9
10
11
12
11
11
9
9
8
8
8
8
8
8
7
7
7
6

Chance of Frost

Temperature (°C)

12
13
14
15
15
16
16
17
17
18
17
17
16
15
14
13
13
13
13
13
13
14
14
14

Feels Like (°C)

12
13
14
15
15
16
16
17
17
18
17
17
16
15
14
13
13
13
13
13
13
14
14
14

Dew Point (°C)

11
12
12
12
12
12
12
12
12
12
11
11
10
10
10
10
10
10
11
11
12
12
12
12

Relative Humidity (%)

91
90
87
85
84
81
77
74
70
68
68
68
69
72
76
79
81
84
85
87
89
90
90
89

Pressure (mb)

1016
1016
1015
1015
1015
1014
1014
1013
1013
1012
1011
1011
1010
1010
1009
1009
1009
1008
1006
1006
1005
1005
1004
1004

Ozone (du)

338
338
339
341
341
342
339
339
339
340
343
344
350
348
345
343
346
343
350
351
352
354
354
356

Sunday 20

Waxing Gibbous 79%

16:10

02:48

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:05, Set: 21:33, Transit: 13:19. Moon - Rise: 16:10, Set: 02:48. Civil Dark: 22:19 - 04:20. Nautical Dark: 23:27 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
99
88
63
100
100
100
100
100
100
68
68
68
68
68
68
78
78
78
78
78
78

Low Clouds (% Sky Obscured)

100
92
100
91
27
49
100
100
68
100
100
100
62
62
62
62
62
62
31
31
31
31
31
31

Medium Clouds (% Sky Obscured)

6
94
66
96
84
44
93
96
100
100
73
70
16
16
16
16
16
16
63
63
63
63
63
63

High Clouds (% Sky Obscured)

22
98
53
8
2
6
98
99
52
24
3
0
8
8
8
8
8
8
45
45
45
45
45
45

ISS Passover

Visibility (miles)

9
7
9
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
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

Precipitation Probability (%)

28
26
32
34
29
23
24
25
22
21
18
18
24
32
37
33
28
25
24
30
39
47
55
58

Precipitation Amount (mm)

0.14
0.17
0.27
0.28
0.23
0.19
0.18
0.17
0.14
0.13
0.12
0.12
0.16
0.15
0.16
0.13
0.1
0.09
0.07
0.09
0.13
0.19
0.25
0.32

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
90
89
86
85
82
77
71
69
67
66
65
68
71
74
76
78
80
82
83
85
85
86

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1007
1007
1007
1007
1007
1007

Ozone (du)

363
360
356
355
353
348
343
340
340
341
341
342
345
345
345
345
345
347
344
344
345
346
347
348

Monday 21

Waxing Gibbous 88%

17:37

03:12

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:05, Set: 21:33, Transit: 13:19. Moon - Rise: 17:37, Set: 03:12. Civil Dark: 22:19 - 04:20. Nautical Dark: 23:27 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

84
84
84
84
84
84
94
94
94
94
94
94
96
96
96
96
96
96
93
93
93
93
93
93

Low Clouds (% Sky Obscured)

17
17
17
17
17
17
70
70
70
70
70
70
35
35
35
35
35
35
87
87
87
87
87
87

Medium Clouds (% Sky Obscured)

77
77
77
77
77
77
45
45
45
45
45
45
41
41
41
41
41
41
11
11
11
11
11
11

High Clouds (% Sky Obscured)

33
33
33
33
33
33
87
87
87
87
87
87
91
91
91
91
91
91
38
38
38
38
38
38

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
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

59
59
55
50
51
54
61
45
45
49
51
38
34
30
26
17
15
23
26
31
32
26
21
13

Precipitation Amount (mm)

0.4
0.52
0.46
0.4
0.36
0.42
0.54
0.89
0.96
0.88
0.6
0.29
0.18
0.12
0.1
0.11
0.14
0.19
0.24
0.26
0.27
0.25
0.15
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
13
13
13
17
16
16
15
15
13
13
13
12
12
12
11
11
11
11
11
11

Feels Like (°C)

12
12
12
12
13
13
13
17
16
16
15
15
13
13
13
12
12
12
11
11
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

87
88
86
83
81
79
78
65
67
70
74
72
74
72
72
72
74
76
79
81
82
83
84
84

Pressure (mb)

1007
1007
1008
1008
1008
1008
1009
1007
1007
1007
1008
1008
1009
1010
1010
1011
1012
1012
1013
1013
1014
1014
1015
1015

Ozone (du)

351
351
351
350
351
352
360
361
361
361
361
359
356
354
353
353
354
356
351
351
351
352
351
350

Tuesday 22

Waxing Gibbous 95%

19:05

03:43

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:06, Set: 21:33, Transit: 13:19. Moon - Rise: 19:05, Set: 03:43. Civil Dark: 22:19 - 04:20. Nautical Dark: 23:27 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

34
34
34
34
34
34
97
97
97
97
97
97
95
95
95
95
95
95
69
69
69
69
69
69

Low Clouds (% Sky Obscured)

13
13
13
13
13
13
96
96
96
96
96
96
95
95
95
95
95
95
62
62
62
62
62
62

Medium Clouds (% Sky Obscured)

16
16
16
16
16
16
31
31
31
31
31
31
3
3
3
3
3
3
8
8
8
8
8
8

High Clouds (% Sky Obscured)

10
10
10
10
10
10
0
0
0
0
0
0
0
0
0
0
0
0
16
16
16
16
16
16

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
4
4
3
3
3
3
2
3
3
3
2
0
0
0
0
0
2
2
2
3
3
3
0

Precipitation Amount (mm)

0.01
0.02
0.02
0.02
0.03
0.03
0.04
0.03
0.05
0.07
0.05
0.02
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
81
77
73
68
64
63
61
61
62
61
61
60
60
62
65
68
71
72
74
75
76
76
76

Pressure (mb)

1016
1016
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1019
1020
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022

Ozone (du)

349
349
350
352
355
356
355
353
351
351
350
349
350
348
346
343
341
339
337
335
333
332
332
331

Wednesday 23

Waxing Gibbous 99%

20:31

04:25

07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
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 Good
02 Good
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 05:06, Set: 21:33, Transit: 13:20. Moon - Rise: 20:31, Set: 04:25. Civil Dark: 22:19 - 04:21. Nautical Dark: 23:27 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

7
7
7
7
7
7
81
81
81
81
81
81
59
59
59
59
59
59
3
3
3
3
3
3

Low Clouds (% Sky Obscured)

7
7
7
7
7
7
70
70
70
70
70
70
2
2
2
2
2
2
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
2
2
2
2
2
13
13
13
13
13
13
0
0
0
0
0
0
3
3
3
3
3
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
41
41
41
41
41
41
58
58
58
58
58
58
0
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
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
4
5
6
5
5
5
4
4
0
0
0
0
0
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
71
66
61
57
55
51
48
46
47
48
49
49
51
56
60
66
73
77
78
79
80
82
83

Pressure (mb)

1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1024
1024
1024
1025

Ozone (du)

331
331
331
331
331
331
331
331
331
332
332
333
334
334
333
333
333
333
332
330
329
328
328
329

Thursday 24

Full Moon 100%

21:49

05:21

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:07, Set: 21:33, Transit: 13:20. Moon - Rise: 21:49, Set: 05:21. Civil Dark: 22:19 - 04:21. Nautical Dark: 23:27 - 03:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

86
86
86
86
86
86
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

32
32
32
32
32
32
100
100
100
100
100
100
26
26
26
26
26
26
69
69
69
69
69
69

Medium Clouds (% Sky Obscured)

48
48
48
48
48
48
69
69
69
69
69
69
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

78
78
78
78
78
78
95
95
95
95
95
95
100
100
100
100
100
100
0
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
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
5
11
13
10
7
5
4
4
4
3
0
0
0
0
0
4
4
4
0
0

Precipitation Amount (mm)

0
0
0
0
0.02
0.12
0.21
0.18
0.1
0.06
0.07
0.07
0.07
0.03
0
0
0
0
0
0.01
0.01
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
78
69
63
59
56
53
51
51
52
55
56
58
58
61
65
69
73
75
77
78
79
79
80

Pressure (mb)

1025
1025
1025
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1029
1028
1028
1028
1028
1028
1028

Ozone (du)

330
330
329
329
329
330
331
331
331
331
332
333
334
334
335
336
337
339
340
339
337
336
336
336

Forecast for Upton Cross, Cornwall, UK (50.54,-4.43)

Generated: 18/06/21 07:05:28. Forecast: 18/06/21 to 24/06/21. Timezone: UTC+1.00