Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 7

Waning Crescent 26%

23:34

16:50

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

Sun - Rise: 05:30, Set: 20:42, Transit: 13:05. Moon - Rise: 23:34, Set: 16:50. Civil Dark: 21:23 - 04:49. Nautical Dark: 22:18 - 03:55. Astro Dark: 23:33 - 02:42

Total Clouds (% Sky Obscured)

66
86
52
42
31
35
19
10
4
5
0
4
5
5
2
3
4
4
38
45
41
45
45
52

Low Clouds (% Sky Obscured)

3
0
0
0
0
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6

Medium Clouds (% Sky Obscured)

30
30
29
35
25
16
16
5
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
27
11
2
5
3
5
3
2
2
0
3
5
4
2
2
3
3
32
36
38
45
40
42

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)

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

Chance of Frost

Temperature (°C)

22
23
23
24
23
23
22
19
17
15
14
14
13
13
12
12
11
12
15
19
21
23
24
25

Feels Like (°C)

20
20
22
23
22
22
22
19
17
15
14
14
13
12
11
12
11
13
16
18
18
20
21
22

Dew Point (°C)

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

Relative Humidity (%)

29
28
27
26
26
27
35
41
49
55
63
69
70
70
69
71
72
66
57
47
35
32
28
25

Pressure (mb)

1022
1021
1021
1021
1021
1020
1020
1021
1021
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1018

Ozone (du)

330
328
328
328
328
328
327
326
327
328
331
332
327
328
325
324
322
322
322
323
324
325
325
324

Saturday 8

Waning Crescent 16%

00:28

18:08

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

Sun - Rise: 05:32, Set: 20:40, Transit: 13:05. Moon - Rise: 00:28, Set: 18:08. Civil Dark: 21:21 - 04:51. Nautical Dark: 22:15 - 03:58. Astro Dark: 23:28 - 02:46

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
82
46
93
55
37
35
39
25
52
39
28
27
39
56
31
50
37
65

Low Clouds (% Sky Obscured)

7
16
15
0
0
5
3
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
70
72
81
97
91
62
46
82
42
29
24
31
20
39
31
23
22
19
18
17
14
14
24

High Clouds (% Sky Obscured)

98
100
100
100
100
95
65
36
34
5
3
3
0
3
0
0
3
4
17
32
6
22
12
16

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
1
1
1
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
12
12
11
11
10
7
6
8
8
8
6
6
5
5
5
5
5
6
8
8
9
10
11

Chance of Frost

Temperature (°C)

26
27
26
26
25
25
24
22
19
19
18
17
16
16
15
15
15
16
18
21
24
26
27
28

Feels Like (°C)

22
23
22
21
21
21
20
18
15
16
17
17
16
15
14
14
14
15
17
19
21
24
24
25

Dew Point (°C)

3
2
2
1
-0
-1
1
0
-1
8
10
9
6
3
2
2
3
3
3
3
3
4
3
4

Relative Humidity (%)

22
20
20
19
18
18
21
23
25
49
59
60
49
40
39
42
43
40
34
30
26
24
21
20

Pressure (mb)

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

Ozone (du)

325
326
327
327
327
327
327
327
326
325
324
324
323
322
322
322
323
324
323
324
324
323
322
320

Sunday 9

Waning Crescent 8%

01:44

19:08

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 OK
12 OK
13 Bad

Sun - Rise: 05:33, Set: 20:38, Transit: 13:05. Moon - Rise: 01:44, Set: 19:08. Civil Dark: 21:19 - 04:53. Nautical Dark: 22:12 - 04:00. Astro Dark: 23:24 - 02:50

Total Clouds (% Sky Obscured)

78
77
63
100
86
74
77
84
73
86
100
100
91
98
98
79
74
70
72
59
58
46
36
59

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
19
44
58
55
44
28
27
24
22
21
20
19
23

Medium Clouds (% Sky Obscured)

30
29
25
33
33
26
44
35
30
31
47
53
58
56
57
51
36
21
11
3
3
2
0
0

High Clouds (% Sky Obscured)

21
15
54
100
28
25
28
25
29
84
100
100
86
97
98
59
70
61
59
40
40
26
19
43

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
1
4
4
9
14
19
33
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)

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

Chance of Frost

Temperature (°C)

29
29
28
28
27
26
24
21
20
19
18
17
17
17
18
17
16
16
17
18
19
20
21
23

Feels Like (°C)

25
24
24
25
23
24
22
20
18
17
17
15
16
17
17
16
16
17
17
16
17
19
21
22

Dew Point (°C)

3
3
4
4
5
6
11
12
11
10
8
9
11
14
15
15
15
13
12
11
10
9
7
7

Relative Humidity (%)

19
19
21
22
24
27
46
55
56
54
53
58
68
78
85
89
92
83
72
64
57
47
38
35

Pressure (mb)

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

Ozone (du)

320
320
319
318
317
316
315
316
316
317
316
316
317
316
314
314
313
313
313
312
310
308
307
306

Monday 10

Waning Crescent 2%

03:14

19:49

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

Sun - Rise: 05:35, Set: 20:36, Transit: 13:05. Moon - Rise: 03:14, Set: 19:49. Civil Dark: 21:17 - 04:55. Nautical Dark: 22:10 - 04:03. Astro Dark: 23:19 - 02:54

Total Clouds (% Sky Obscured)

74
69
57
76
79
79
79
86
74
57
53
46
51
100
43
32
17
20
22
27
35
47
55
48

Low Clouds (% Sky Obscured)

26
29
20
10
0
0
0
0
11
22
30
20
10
0
6
12
17
15
10
4
2
1
0
9

Medium Clouds (% Sky Obscured)

0
0
12
21
27
21
17
13
10
5
0
2
4
6
8
10
11
6
3
0
0
0
0
0

High Clouds (% Sky Obscured)

69
57
31
58
58
69
68
62
53
30
46
15
24
100
33
17
0
8
17
25
33
33
40
35

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
18
20
19
17
16
16
16
16
16
16
13
15
15
13
15
15
16
17
18
20
21
22
22

Dew Point (°C)

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

Relative Humidity (%)

45
57
47
47
52
56
65
73
78
82
82
86
89
90
90
90
92
80
73
64
55
46
42
42

Pressure (mb)

1020
1020
1020
1020
1021
1021
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1024

Ozone (du)

306
304
304
305
305
304
304
305
306
307
307
306
306
306
306
307
308
309
311
311
311
311
312
313

Tuesday 11

Waning Crescent 0%

04:49

20:15

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

Sun - Rise: 05:37, Set: 20:34, Transit: 13:05. Moon - Rise: 04:49, Set: 20:15. Civil Dark: 21:14 - 04:57. Nautical Dark: 22:07 - 04:05. Astro Dark: 23:15 - 02:58

Total Clouds (% Sky Obscured)

36
24
26
27
27
44
56
69
53
30
8
29
51
72
72
70
68
61
59
50
52
54
53
62

Low Clouds (% Sky Obscured)

16
24
25
27
27
17
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
13
19
13
5
0
3
7
11
22

High Clouds (% Sky Obscured)

18
5
5
5
7
22
29
52
39
23
8
29
51
72
72
70
59
61
54
50
37
30
20
9

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)

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

Chance of Frost

Temperature (°C)

24
24
24
25
25
24
22
20
18
17
16
16
15
15
15
15
16
17
19
21
23
24
26
28

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
44
43
39
34
41
47
52
61
71
74
77
78
80
82
80
78
75
63
53
44
37
30
25

Pressure (mb)

1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021

Ozone (du)

313
313
312
312
311
310
311
311
311
311
311
310
310
310
310
310
310
310
310
310
310
308
307
306

Wednesday 12

New Moon 1%

06:22

20:33

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

Sun - Rise: 05:38, Set: 20:32, Transit: 13:04. Moon - Rise: 06:22, Set: 20:33. Civil Dark: 21:12 - 04:59. Nautical Dark: 22:04 - 04:07. Astro Dark: 23:11 - 03:02

Total Clouds (% Sky Obscured)

70
79
80
77
73
60
47
34
51
67
81
85
90
94
83
70
55
63
69
75
61
51
40
37

Low 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

Medium Clouds (% Sky Obscured)

33
46
48
49
48
40
31
24
37
50
61
63
71
81
67
50
29
22
17
12
12
12
9
10

High Clouds (% Sky Obscured)

9
10
10
20
20
12
11
9
11
8
5
30
58
83
57
32
11
20
25
28
9
7
8
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
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
2
3
0
0
0
0
0
0
0
2
0
9

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
12
12
11
11
10
10
10
10
8
6
5
4
3
4
4
5
5
6
7
7
8
9
10

Chance of Frost

Temperature (°C)

29
29
30
29
28
28
26
24
22
21
20
19
19
19
19
19
19
19
21
23
25
27
28
30

Feels Like (°C)

27
26
26
25
25
26
24
23
23
22
21
20
16
16
16
17
17
18
19
20
21
22
22
23

Dew Point (°C)

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

Relative Humidity (%)

25
25
25
26
29
32
37
41
48
49
49
48
49
51
51
55
61
67
58
52
46
42
38
34

Pressure (mb)

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

Ozone (du)

306
306
306
306
306
306
305
305
304
304
304
304
305
306
307
309
311
313
313
314
314
315
316
317

Thursday 13

Waxing Crescent 1%

07:50

20:47

14 Bad
15 OK
16 Bad
17 Bad
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK

Sun - Rise: 05:40, Set: 20:30, Transit: 13:04. Moon - Rise: 07:50, Set: 20:47. Civil Dark: 21:10 - 05:01. Nautical Dark: 22:01 - 04:10. Astro Dark: 23:07 - 03:06

Total Clouds (% Sky Obscured)

39
30
31
36
37
55
74
92
75
59
43
42
41
40
36
34
34

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

7
3
6
8
9
11
13
19
19
18
16
18
19
18
20
23
27

High Clouds (% Sky Obscured)

39
30
31
36
37
50
54
62
52
44
31
31
32
34
21
13
6

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

11
6
22
11
2
6
4
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

30
30
30
29
28
27
25
24
23
22
21
19
19
18
17
17
17

Feels Like (°C)

31
30
30
30
29
29
24
24
23
22
22
21
16
17
18
17
17

Dew Point (°C)

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

Relative Humidity (%)

31
27
25
26
27
29
35
42
51
57
64
71
76
80
83
82
81

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1019

Ozone (du)

316
316
315
313
311
309
309
308
308
308
308
309
308
307
306
307
307

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

Generated: 07/08/26 14:07:12. Forecast: 07/08/26 to 13/08/26. Timezone: UTC+1.00