Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 14

New Moon 0%

04:14

21:51

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

Sun - Rise: 04:52, Set: 21:19, Transit: 13:06. Moon - Rise: 04:14, Set: 21:51. Civil Dark: 22:07 - 04:04. Nautical Dark: 23:20 - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
28
28
29
35
38
47
48
60
47
40
39
43
36
35
33
70
77
80
36
34
37
50
41

Low Clouds (% Sky Obscured)

28
27
28
29
35
38
47
48
60
47
40
39
43
36
35
30
21
27
33
34
32
36
46
41

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
0
0
0
0
0
2
2
0
0
0
2
6
70
72
75
10
7
7
17
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
96
96
96
92
85
74
65
59
57
54
53
53
51
53
59
65
67
72
83
95
95

Pressure (mb)

1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1024
1024
1024
1024
1025

Ozone (du)

350
351
350
349
350
350
352
350
346
345
346
348
350
350
349
348
346
345
342
340
338
337
335
334

Wednesday 15

Waxing Crescent 2%

05:50

22:13

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

Sun - Rise: 04:53, Set: 21:18, Transit: 13:06. Moon - Rise: 05:50, Set: 22:13. Civil Dark: 22:05 - 04:06. Nautical Dark: 23:17 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

42
45
39
35
38
38
36
34
32
15
20
13
4
10
4
0
0
3
0
0
18
23
26
23

Low Clouds (% Sky Obscured)

42
45
39
35
38
38
36
34
32
15
20
13
4
10
4
0
0
3
0
0
18
23
26
23

Medium Clouds (% Sky Obscured)

0
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
96
96
95
93
81
60
51
44
42
41
39
40
43
46
48
51
53
62
79
92
93

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1025
1025
1025
1025
1025
1025
1024
1025
1025
1025
1025

Ozone (du)

335
336
340
344
349
352
354
354
352
350
350
358
363
364
361
360
359
357
357
357
356
356
356
355

Thursday 16

Waxing Crescent 7%

07:24

22:29

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

Sun - Rise: 04:55, Set: 21:17, Transit: 13:06. Moon - Rise: 07:24, Set: 22:29. Civil Dark: 22:04 - 04:08. Nautical Dark: 23:15 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

58
49
26
27
32
32
26
25
25
43
22
46
43
9
8
26
53
86
45
44
42
30
31
27

Low Clouds (% Sky Obscured)

31
27
26
27
32
32
26
25
23
20
12
9
0
0
0
0
0
0
0
4
11
20
30
27

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
4
11
9
36
34
31
26
22
21

High Clouds (% Sky Obscured)

36
37
0
2
2
2
0
1
1
43
15
46
43
7
5
21
38
79
45
44
29
16
11
5

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
93
93
90
79
63
51
44
41
41
41
41
39
42
44
47
51
61
78
92
92

Pressure (mb)

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

Ozone (du)

355
354
353
352
351
350
348
346
344
342
341
341
341
341
339
337
338
339
340
341
341
341
339
334

Friday 17

Waxing Crescent 14%

08:54

22:41

00 OK
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 OK
17 OK
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 OK

Sun - Rise: 04:56, Set: 21:16, Transit: 13:06. Moon - Rise: 08:54, Set: 22:41. Civil Dark: 22:02 - 04:09. Nautical Dark: 23:13 - 02:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

31
93
49
97
98
59
49
60
65
65
64
63
57
54
47
44
40
40
39
46
52
57
47
45

Low Clouds (% Sky Obscured)

31
43
47
46
44
41
39
43
48
46
44
42
41
35
32
30
26
28
22
25
32
32
36
32

Medium Clouds (% Sky Obscured)

17
18
22
20
12
6
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
70
17
76
81
52
49
60
64
65
60
47
31
22
12
1
1
0
1
2
2
0
0
0

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
3
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
7
7
7
8
9
10
11
11
11
12
13
14
15
15
16
15
15
14
14
12
11
9
8

Chance of Frost

Temperature (°C)

16
15
15
15
15
15
15
16
17
18
19
20
21
21
21
21
20
19
19
18
17
16
15
15

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
14
14
13
12
9
7
6
4
3
2
1
1
2
2
3
5
7
10
11
13

Relative Humidity (%)

92
92
93
95
93
95
87
75
59
47
40
35
30
26
26
27
29
31
36
42
52
68
78
87

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021

Ozone (du)

334
332
332
332
330
332
333
336
335
333
331
329
329
329
329
329
329
329
329
329
328
329
329
327

Saturday 18

Waxing Crescent 23%

10:18

22:51

00 OK
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
14 Bad
15 Bad
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 04:57, Set: 21:14, Transit: 13:06. Moon - Rise: 10:18, Set: 22:51. Civil Dark: 22:01 - 04:11. Nautical Dark: 23:10 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

37
41
61
77
82
86
91
64
60
81
98
78
79
67
56
49
43
48
47
60
70
76
62
46

Low Clouds (% Sky Obscured)

28
30
31
29
32
32
29
33
35
62
82
59
63
55
46
37
28
20
14
10
6
2
2
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
44
6
5
5
2
2
3
2
2
2
1
1
0
0
0
0
3
6

High Clouds (% Sky Obscured)

0
2
18
40
51
66
68
41
42
45
47
42
34
21
17
14
22
22
27
45
59
75
60
30

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 (%)

1
3
2
0
0
0
0
1
0
0
5
2
1
2
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
8
8
8
8
8
9
10
11
11
11
12
13
13
14
14
14
13
13
10
8
6
5

Chance of Frost

Temperature (°C)

15
14
14
13
12
13
13
14
15
16
18
19
20
20
20
21
21
20
19
18
16
15
14
13

Feels Like (°C)

15
14
13
12
10
11
11
11
14
14
16
16
17
17
17
17
17
18
18
19
15
15
16
14

Dew Point (°C)

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

Relative Humidity (%)

93
96
95
95
93
95
86
75
64
54
48
44
42
40
40
40
40
42
43
46
57
70
87
89

Pressure (mb)

1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1025
1025
1025
1026
1026

Ozone (du)

324
322
323
324
323
323
323
322
321
321
320
321
321
322
326
329
333
331
330
328
327
326
326
325

Sunday 19

Waxing Crescent 32%

11:39

23:01

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

Sun - Rise: 04:59, Set: 21:13, Transit: 13:06. Moon - Rise: 11:39, Set: 23:01. Civil Dark: 21:59 - 04:12. Nautical Dark: 23:08 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
27
26
25
21
14
15
25
31
37
40
43
45
46
48
48
60
78
91
74
73
72
55
38

Low Clouds (% Sky Obscured)

1
2
3
6
4
3
2
7
13
24
26
26
24
27
32
35
18
6
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

11
7
4
0
0
0
0
0
0
1
7
14
19
19
19
17
14
10
8
9
10
11
9
7

High Clouds (% Sky Obscured)

1
3
7
13
21
14
15
25
26
14
16
27
32
34
35
36
59
78
91
74
69
66
47
28

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)

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

Chance of Frost

Temperature (°C)

12
11
11
10
10
10
11
12
14
16
19
20
21
22
22
22
22
21
20
19
18
17
16
15

Feels Like (°C)

13
12
9
10
10
10
9
9
12
13
13
14
15
17
23
22
21
20
20
20
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

92
95
95
96
96
91
87
81
68
56
47
42
39
37
39
43
47
48
50
52
60
67
77
74

Pressure (mb)

1026
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1026
1027
1027
1027
1027

Ozone (du)

325
324
324
324
323
324
324
325
325
326
326
324
323
321
321
320
320
320
320
320
319
319
318
318

Monday 20

Waxing Crescent 43%

12:57

23:12

Sun - Rise: 05:00, Set: 21:12, Transit: 13:06. Moon - Rise: 12:57, Set: 23:12. Civil Dark: 21:58 - 04:14. Nautical Dark: 23:05 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 14/07/26 00:15:40. Forecast: 14/07/26 to 20/07/26. Timezone: UTC+1.00