Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Crescent 27%

09:55

00:24

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

Sun - Rise: 04:33, Set: 21:29, Transit: 13:01. Moon - Rise: 09:55, Set: 00:24. Civil Dark: 22:20 - 03:42. Nautical Dark: 23:49 - 02:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
7
6
2
20
20
26
28
19
21
28
39
82
95
98
100
99
100
99
72
78
78
81
96

Low Clouds (% Sky Obscured)

3
7
6
2
20
20
26
28
19
21
26
5
10
26
44
49
52
41
20
13
34
53
65
80

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
0
1
0
6
19
28
25
94
91
89
37
28
24
27
30

High Clouds (% Sky Obscured)

0
0
0
0
2
3
3
0
0
0
1
19
39
52
75
100
98
96
60
9
14
30
7
82

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
14
26
14
11
0
0
0
4

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)

9
10
11
12
15
15
16
15
14
13
12
10
9
7
6
7
7
8
7
7
7
7
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
22
23
25
25
25
25
26
27
26
25
25
23
21
20
18
17
17
16
16
16
17
18
19

Dew Point (°C)

15
15
15
16
16
16
16
17
18
18
19
19
17
17
17
16
16
15
15
16
16
16
16
15

Relative Humidity (%)

68
63
58
57
55
54
54
56
60
63
68
74
76
84
89
90
89
88
92
95
96
92
86
78

Pressure (mb)

1011
1011
1011
1011
1011
1010
1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015
1016

Ozone (du)

333
332
333
333
333
334
334
333
331
331
333
333
334
334
334
332
331
333
339
341
344
342
341
339

Saturday 20

Waxing Crescent 38%

11:20

00:34

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
07 Bad
08 Bad

Sun - Rise: 04:34, Set: 21:29, Transit: 13:01. Moon - Rise: 11:20, Set: 00:34. Civil Dark: 22:21 - 03:42. Nautical Dark: 23:49 - 02:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

84
85
98
100
96
89
78
71
82
75
80
59
83
96
70
57
70
94
96
96
91
92
90
90

Low Clouds (% Sky Obscured)

79
53
56
60
51
59
39
39
42
52
53
51
48
58
55
57
54
63
61
67
66
86
63
43

Medium Clouds (% Sky Obscured)

30
27
21
28
19
21
61
25
32
66
40
36
72
92
61
42
47
82
86
89
72
64
67
75

High Clouds (% Sky Obscured)

7
26
69
99
92
70
59
42
54
20
50
0
6
34
4
20
2
3
47
3
3
3
6
8

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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 (%)

16
15
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
3
1
0
2

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)

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

Chance of Frost

Temperature (°C)

20
21
22
22
23
24
24
24
24
24
22
20
17
16
15
15
14
14
14
15
15
16
17
18

Feels Like (°C)

18
20
20
20
21
21
22
22
23
24
21
19
17
15
13
15
14
14
13
13
14
16
17
18

Dew Point (°C)

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

Relative Humidity (%)

72
68
65
58
49
46
45
45
46
53
60
70
77
75
80
86
87
90
93
93
95
90
85
83

Pressure (mb)

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

Ozone (du)

337
337
340
342
342
341
342
341
340
340
341
343
342
342
342
343
343
344
345
344
343
342
340
339

Sunday 21

First Quarter 48%

12:40

00:44

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

Sun - Rise: 04:34, Set: 21:29, Transit: 13:02. Moon - Rise: 12:40, Set: 00:44. Civil Dark: 22:21 - 03:43. Nautical Dark: 23:50 - 02:14. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
90
92
98
71
77
93
56
66
57
43
66
31
42
43
28
97
25
54
85
100
100
97
92

Low Clouds (% Sky Obscured)

54
52
43
59
50
63
48
47
55
52
43
40
30
9
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

76
50
62
42
26
32
25
13
5
5
2
5
1
0
4
0
0
0
3
6
8
68
84
91

High Clouds (% Sky Obscured)

20
35
39
55
13
18
89
56
60
6
6
54
6
42
43
28
97
25
54
85
100
100
89
68

ISS Passover

Visibility (miles)

3
2
1
2
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
6
5
2
2
3
1
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
20
21
21
19
17
17
19
18
18
18
17
15
16
14
14
13
13
13
13
13
15
15
17

Dew Point (°C)

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

Relative Humidity (%)

81
79
75
73
75
78
78
77
76
74
76
80
81
82
80
80
80
83
84
84
84
85
81
78

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025

Ozone (du)

338
339
340
339
338
337
336
336
336
335
333
332
331
331
332
333
335
336
334
332
331
334
336
337

Monday 22

Waxing Gibbous 59%

13:57

00:54

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 OK
04 Bad
05 Bad
06 OK
07 OK
08 Bad

Sun - Rise: 04:34, Set: 21:30, Transit: 13:02. Moon - Rise: 13:57, Set: 00:54. Civil Dark: 22:21 - 03:43. Nautical Dark: 23:50 - 02:14. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

88
91
96
90
91
82
68
58
100
85
100
100
100
57
91
51
68
74
32
41
46
30
43
73

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
8
15
24
16
8
0
13
28
32
41
45
30
43
49

Medium Clouds (% Sky Obscured)

87
81
94
64
60
24
16
22
24
25
17
22
16
11
5
0
0
3
3
0
0
0
0
0

High Clouds (% Sky Obscured)

48
65
80
74
80
82
68
58
98
85
99
99
100
57
88
51
57
62
5
16
17
3
12
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
3
4
8
10
12
13
15
11
13
14
13
82
95
38
39
23
3
2
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
1.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
20
21
22
22
22
22
22
22
22
21
20
19
19
19
19
18
18
18
17
18
19
21
22

Feels Like (°C)

18
20
21
21
22
22
24
23
23
22
21
19
18
19
20
18
19
18
18
19
20
21
23
25

Dew Point (°C)

14
15
16
16
16
16
16
16
16
16
16
16
16
17
17
16
16
16
16
16
16
17
18
19

Relative Humidity (%)

77
74
71
70
68
68
67
67
68
70
73
80
84
86
86
84
85
86
88
89
90
88
82
81

Pressure (mb)

1025
1025
1024
1024
1024
1023
1023
1023
1022
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018

Ozone (du)

335
336
339
337
334
333
332
329
328
326
327
328
327
326
323
322
320
318
315
313
312
310
309
309

Tuesday 23

Waxing Gibbous 69%

15:13

01:05

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

Sun - Rise: 04:35, Set: 21:30, Transit: 13:02. Moon - Rise: 15:13, Set: 01:05. Civil Dark: 22:21 - 03:43. Nautical Dark: 23:50 - 02:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

36
38
38
37
35
59
56
60
60
63
22
9
35
40
2
0
0
0
0
5
11
16
36
56

Low Clouds (% Sky Obscured)

36
38
38
37
35
39
31
30
34
35
22
9
0
0
0
0
0
0
0
5
11
16
36
56

Medium 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

High Clouds (% Sky Obscured)

5
3
2
3
5
47
47
42
46
44
4
0
25
30
1
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
2
3
9
9
9
9
9
9
9
9
9
9
9
9
9

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
1
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)

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

Chance of Frost

Temperature (°C)

24
25
26
27
27
28
28
28
27
25
23
21
20
19
18
17
16
16
15
15
16
16
17
18

Feels Like (°C)

25
28
29
29
30
30
28
29
28
26
24
24
24
20
18
18
18
18
18
18
17
17
17
19

Dew Point (°C)

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

Relative Humidity (%)

77
70
65
57
51
48
44
42
44
60
79
87
85
88
95
92
87
85
85
83
80
81
79
73

Pressure (mb)

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

Ozone (du)

308
308
308
308
308
309
309
310
312
312
312
312
311
311
312
313
312
312
313
313
312
312
311
312

Wednesday 24

Waxing Gibbous 78%

16:29

01:18

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

Sun - Rise: 04:35, Set: 21:30, Transit: 13:02. Moon - Rise: 16:29, Set: 01:18. Civil Dark: 22:21 - 03:44. Nautical Dark: 23:49 - 02:16. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
80
84
84
77
74
75
67
53
40
42
45
49
48
43
43
42
37
38
28
29
34
30
25

Low Clouds (% Sky Obscured)

77
80
80
79
77
71
69
62
49
39
42
45
44
47
43
43
42
37
38
28
29
34
30
25

Medium 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

High Clouds (% Sky Obscured)

0
0
0
0
20
39
66
45
24
2
2
1
1
1
1
1
2
3
5
4
4
3
3
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
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)

10
10
11
11
11
11
11
12
11
11
11
9
7
6
5
4
4
4
4
4
5
6
6
6

Chance of Frost

Temperature (°C)

19
21
21
21
22
22
21
21
20
20
19
17
16
15
14
14
13
13
13
12
13
14
15
16

Feels Like (°C)

19
19
20
20
21
23
23
23
23
23
24
17
16
15
15
15
14
12
12
12
12
12
12
16

Dew Point (°C)

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

Relative Humidity (%)

68
62
62
60
59
61
62
64
67
70
72
77
81
87
89
92
93
95
95
96
87
82
76
72

Pressure (mb)

1022
1022
1022
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1026
1027
1027

Ozone (du)

313
315
315
316
317
316
315
315
314
314
314
315
316
316
317
317
317
317
316
316
316
316
316
316

Thursday 25

Waxing Gibbous 85%

17:45

01:35

09 OK
10 OK
11 OK
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 OK
05 Bad
06 OK

Sun - Rise: 04:36, Set: 21:30, Transit: 13:02. Moon - Rise: 17:45, Set: 01:35. Civil Dark: 22:21 - 03:44. Nautical Dark: 23:49 - 02:17. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

23
30
40
49
58
68
78
76
75
72
81
91
100
98
96
94
73
53
33
38
45
39

Low Clouds (% Sky Obscured)

22
29
40
49
50
50
45
42
42
39
29
20
10
16
20
24
20
17
14
9
4
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
9
11
12
11
10
10
6
3
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
6
9
11
25
37
65
55
43
31
54
78
100
96
94
91
69
48
24
32
33
29

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
20
20
21
21
21
21
21
20
19
18
17
15
15
15
14
14
14
13
14
14

Feels Like (°C)

16
16
17
17
17
18
18
19
19
18
19
14
13
12
12
12
11
10
10
10
11
10

Dew Point (°C)

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

Relative Humidity (%)

67
63
62
60
58
60
61
62
66
68
71
73
75
78
78
79
79
82
83
86
83
80

Pressure (mb)

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

Ozone (du)

316
316
315
315
314
314
314
315
315
316
316
316
316
316
316
316
316
316
316
316
315
315

Forecast for Boston, Lincolnshire, United Kingdom (52.98,-0.02)

Generated: 19/06/26 09:48:58. Forecast: 19/06/26 to 25/06/26. Timezone: UTC+1.00