Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 28

Waxing Gibbous 99%

21:07

03:20

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

Sun - Rise: 04:37, Set: 21:29, Transit: 13:03. Moon - Rise: 21:07, Set: 03:20. Civil Dark: 22:20 - 03:46. Nautical Dark: 23:47 - 02:21. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

70
77
75
73
53
17
24
13
0
0
6
8
55
19
0
6
36
42
43
83
88
96
85
48

Low Clouds (% Sky Obscured)

14
25
24
23
44
17
24
13
0
0
0
0
0
0
0
0
31
30
12
25
15
8
0
23

Medium Clouds (% Sky Obscured)

70
64
16
0
0
0
0
0
0
0
0
4
35
19
0
2
0
21
34
64
60
82
82
31

High Clouds (% Sky Obscured)

70
77
75
68
53
0
0
0
0
0
6
6
45
2
0
4
4
4
11
73
63
70
3
14

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 (%)

3
3
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)

16
14
12
9
7
8
8
8
8
8
7
7
7
8
9
8
9
9
9
9
8
8
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
18
18
17
16
14
14
14
13
12
11
10
11
13
15
17
18
20
20
21
20
21
21
21

Dew Point (°C)

10
9
10
11
9
8
9
9
10
10
10
10
10
10
10
11
11
10
9
9
8
8
9
9

Relative Humidity (%)

43
44
51
59
60
61
64
68
75
81
90
93
88
78
70
65
58
51
46
42
40
39
40
40

Pressure (mb)

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

Ozone (du)

324
325
328
330
334
345
359
366
360
355
349
344
342
342
341
342
344
345
345
343
345
345
348
346

Monday 29

Waxing Gibbous 100%

21:53

04:20

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 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 04:38, Set: 21:29, Transit: 13:03. Moon - Rise: 21:53, Set: 04:20. Civil Dark: 22:20 - 03:47. Nautical Dark: 23:46 - 02:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
90
90
100
100
100
100
100
100
100
100
100
100
100
100
100
30
63
78
69
95
93
95
92

Low Clouds (% Sky Obscured)

51
15
30
30
30
33
22
5
2
3
24
22
28
25
48
77
18
49
61
60
56
37
33
57

Medium Clouds (% Sky Obscured)

22
32
44
100
98
99
96
94
86
84
100
99
46
81
85
72
22
26
27
14
49
43
39
36

High Clouds (% Sky Obscured)

46
74
72
100
41
100
100
100
100
100
100
92
100
100
100
100
1
33
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
6
39
28
0
0
0
0
0
0
0
0
0
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
23
21
19
16
17
16
15
15
15
14
13
14
15
16
17
17
20
20
21
21
21
21
20

Dew Point (°C)

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

Relative Humidity (%)

41
48
54
51
52
54
57
60
63
64
65
67
73
68
63
59
56
50
47
44
41
39
45
51

Pressure (mb)

1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1019
1019
1019

Ozone (du)

340
338
337
333
333
333
335
337
337
341
343
350
353
356
357
357
359
358
357
359
360
359
360
360

Tuesday 30

Full Moon 99%

22:25

05:31

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

Sun - Rise: 04:39, Set: 21:29, Transit: 13:04. Moon - Rise: 22:25, Set: 05:31. Civil Dark: 22:19 - 03:48. Nautical Dark: 23:45 - 02:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

92
50
52
67
88
51
40
26
32
14
14
10
18
23
19
93
95
89
93
97
98
99
97
95

Low Clouds (% Sky Obscured)

40
30
52
35
58
27
24
16
17
14
14
10
18
23
19
32
69
81
84
90
87
85
64
44

Medium Clouds (% Sky Obscured)

35
35
36
59
78
42
23
20
18
3
1
0
0
0
0
22
20
25
32
35
38
37
34
35

High Clouds (% Sky Obscured)

0
0
8
28
17
0
0
0
0
0
0
0
0
0
0
70
65
3
4
48
76
45
33
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
6
34
57
27
9
26
11
4
1
0
0
1
0
0
2
15
20
22
7
1
0
0
1

Precipitation Amount (mm)

0
0
0
0.4
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
7
3
4
4
4
5
5
5
6
6
7
6
7
9
9
8
8
8
9
8
6
4
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
65
69
72
78
83
90
93
93
95
96
95
92
85
77
70
62
59
57
58
56
53
49
57

Pressure (mb)

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

Ozone (du)

359
360
362
363
364
366
365
364
367
368
368
367
367
366
361
351
345
342
339
337
333
330
328
325

Wednesday 1

Waning Gibbous 96%

22:49

06:47

18 OK
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 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK

Sun - Rise: 04:39, Set: 21:28, Transit: 13:04. Moon - Rise: 22:49, Set: 06:47. Civil Dark: 22:19 - 03:49. Nautical Dark: 23:43 - 02:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

43
85
95
90
63
60
60
65
71
69
71
82
89
90
93
94
96
98
70
60
51
39
25
28

Low Clouds (% Sky Obscured)

2
28
35
7
14
22
29
37
47
50
53
56
65
86
83
81
80
77
17
16
17
14
13
28

Medium Clouds (% Sky Obscured)

32
33
42
42
35
36
40
41
45
41
39
68
88
74
15
0
0
0
0
3
5
8
5
3

High Clouds (% Sky Obscured)

17
10
11
48
27
42
60
65
67
69
51
27
0
19
39
58
67
73
70
46
29
8
5
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
0
0
0
3
3
3
14
15
9
35
47
47
30
14
13
25
17
1
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)

7
9
6
5
4
4
5
6
8
9
10
12
14
14
14
18
20
20
21
23
22
21
20
20

Chance of Frost

Temperature (°C)

20
19
18
18
17
17
17
17
16
16
16
16
17
17
18
20
22
22
22
22
23
23
23
22

Feels Like (°C)

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

Dew Point (°C)

14
14
15
15
15
15
14
13
13
13
14
14
12
12
14
16
18
17
15
10
10
10
9
8

Relative Humidity (%)

69
72
80
85
90
87
83
81
81
83
89
86
72
73
77
80
79
75
62
45
44
44
40
40

Pressure (mb)

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

Ozone (du)

324
321
318
317
316
316
316
316
315
316
315
315
317
318
319
323
326
328
328
328
333
338
341
352

Thursday 2

Waning Gibbous 91%

23:06

08:04

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

Sun - Rise: 04:40, Set: 21:28, Transit: 13:04. Moon - Rise: 23:06, Set: 08:04. Civil Dark: 22:18 - 03:50. Nautical Dark: 23:42 - 02:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

14
2
1
0
10
20
30
23
62
57
66
80
90
76
70
61
69
77
87
91
95
100
91
83

Low Clouds (% Sky Obscured)

14
2
1
0
0
0
0
0
0
0
0
0
0
9
8
6
5
5
6
9
12
13
22
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
2
3
9
16
20
1
1
2
19
38
57
58
60
61
48
33

High Clouds (% Sky Obscured)

0
0
0
0
9
17
23
18
62
57
66
79
86
63
62
61
61
62
63
72
82
100
81
62

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)

17
18
16
14
12
12
10
9
9
9
9
8
8
9
11
11
11
11
12
12
13
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
15
15
14
13
12
12
11
9
9
9
10
10
11
11
11
12
13
13
19
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

41
46
52
56
63
69
74
79
86
84
87
90
84
73
60
50
43
40
38
36
36
36
36
38

Pressure (mb)

1020
1021
1022
1023
1024
1025
1025
1025
1025
1026
1026
1026
1027
1027
1026
1027
1027
1026
1026
1026
1026
1025
1025
1024

Ozone (du)

356
368
371
370
371
371
367
363
362
358
354
351
348
346
343
341
338
336
334
332
331
329
328
328

Friday 3

Waning Gibbous 85%

23:19

09:21

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

Sun - Rise: 04:41, Set: 21:28, Transit: 13:04. Moon - Rise: 23:19, Set: 09:21. Civil Dark: 22:18 - 03:51. Nautical Dark: 23:41 - 02:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

74
57
40
27
33
33
44
62
74
86
88
91
87
81
89
96
89
79
60
48
38
30
34
34

Low Clouds (% Sky Obscured)

43
29
15
0
0
0
0
1
1
1
12
22
33
50
68
89
72
55
37
26
15
7
8
8

Medium Clouds (% Sky Obscured)

16
13
8
3
8
14
21
15
10
4
2
1
0
1
1
2
11
19
32
33
33
30
24
21

High Clouds (% Sky Obscured)

47
43
36
27
33
33
44
62
72
75
78
81
66
63
66
67
45
19
0
0
0
0
4
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
7
9
9
12
13
12
13
11
1
6
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)

10
8
9
10
10
11
10
11
10
11
12
12
13
14
15
16
18
18
17
17
16
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
17
17
17
15
15
13
9
9
8
9
9
10
11
12
13
13
13
13
21
20
20
20

Dew Point (°C)

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

Relative Humidity (%)

41
44
44
43
42
47
54
62
63
66
68
71
71
74
70
68
68
54
43
35
36
36
36
39

Pressure (mb)

1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

328
329
328
328
328
328
328
328
327
327
327
328
329
330
331
332
333
333
333
332
331
329
328
330

Saturday 4

Waning Gibbous 77%

23:29

10:38

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 Bad
12 Bad

Sun - Rise: 04:42, Set: 21:27, Transit: 13:04. Moon - Rise: 23:29, Set: 10:38. Civil Dark: 22:17 - 03:52. Nautical Dark: 23:39 - 02:31. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

44
64
81
98
91
84
77
72
66
54
61
68
76
77
78
79
83
88
92

Low Clouds (% Sky Obscured)

11
27
43
60
43
28
15
15
18
23
21
20
18
21
23
26
33
41
47

Medium Clouds (% Sky Obscured)

16
19
21
28
26
19
13
9
5
1
6
11
18
16
14
13
21
30
37

High Clouds (% Sky Obscured)

16
33
48
67
52
40
28
36
39
38
44
49
58
64
65
67
71
75
79

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

1
2
2
1
1
1
0
0
0
0
1
2
0
0
0
0
2
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
20
19
18
17
16
15
14
13
12
12
13
13
14
16
17
19
20
20

Feels Like (°C)

20
20
19
18
18
18
17
17
10
11
11
11
11
10
13
14
14
15
16

Dew Point (°C)

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

Relative Humidity (%)

43
45
51
55
61
68
79
89
90
93
96
90
84
79
69
62
54
53
52

Pressure (mb)

1022
1022
1023
1023
1024
1024
1024
1024
1024
1023
1023
1024
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

332
334
334
333
333
333
333
333
333
333
333
333
332
332
333
333
334
337
341

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

Generated: 28/06/26 18:28:01. Forecast: 28/06/26 to 04/07/26. Timezone: UTC+1.00