Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Crescent 15%

01:06

18:08

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

Sun - Rise: 05:57, Set: 20:50, Transit: 13:23. Moon - Rise: 01:06, Set: 18:08. Civil Dark: 21:27 - 05:20. Nautical Dark: 22:16 - 04:32. Astro Dark: 23:17 - 03:32

Total Clouds (% Sky Obscured)

39
52
57
92
95
90
54
31
71
27
39
35
21
2
25
2
6
3
4
9
4
37
53
40

Low Clouds (% Sky Obscured)

0
0
0
12
31
32
22
3
22
2
23
32
21
0
25
0
6
3
2
6
0
7
14
18

Medium Clouds (% Sky Obscured)

39
52
57
87
91
25
21
18
22
18
25
0
0
0
1
2
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

39
52
57
58
83
84
28
7
40
2
2
2
0
2
2
0
0
1
2
4
4
32
40
30

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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
6
18
12
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
11
10
9
7
5
4
2
1
2
2
2
1
1
1
4
4
3
3
5
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
38
40
50
51
51
49
57
69
70
68
67
64
64
64
61
57
58
55
46
40
37
36
35

Pressure (mb)

1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

326
326
328
329
330
331
330
329
329
330
331
333
337
335
334
330
325
324
324
325
325
324
322
322

Sunday 9

Waning Crescent 8%

02:20

19:08

13 OK
14 OK
15 Good
16 Bad
17 Bad
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

Sun - Rise: 05:59, Set: 20:48, Transit: 13:23. Moon - Rise: 02:20, Set: 19:08. Civil Dark: 21:25 - 05:22. Nautical Dark: 22:14 - 04:34. Astro Dark: 23:13 - 03:35

Total Clouds (% Sky Obscured)

33
32
12
55
100
82
63
30
25
29
27
46
53
57
62
83
76
39
42
82
61
57
63
69

Low Clouds (% Sky Obscured)

0
14
0
11
23
15
25
9
22
26
24
38
47
55
53
56
54
34
26
28
35
30
38
46

Medium Clouds (% Sky Obscured)

0
0
0
0
1
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

33
23
7
37
100
81
62
30
3
3
2
6
2
5
18
40
33
3
15
66
26
25
25
20

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
3
13
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
10
12
12
13
12
11
10
6
6
6
5
5
4
4
4
4
4
4
4
5
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
22
21
21
20
17
17
16
15
15
15
15
15
16
16
15
14
14
16
19
19
20
22
23

Dew Point (°C)

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

Relative Humidity (%)

34
34
35
36
41
48
55
65
87
92
93
95
96
96
98
96
95
92
89
77
65
54
47
42

Pressure (mb)

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

Ozone (du)

321
320
318
317
317
316
315
315
314
313
312
311
310
308
308
308
309
309
310
310
310
310
310
309

Monday 10

Waning Crescent 2%

03:47

19:52

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

Sun - Rise: 06:00, Set: 20:46, Transit: 13:23. Moon - Rise: 03:47, Set: 19:52. Civil Dark: 21:23 - 05:23. Nautical Dark: 22:11 - 04:36. Astro Dark: 23:10 - 03:38

Total Clouds (% Sky Obscured)

59
44
13
23
30
6
2
4
2
2
2
2
8
3
0
1
0
0
0
0
0
10
21
35

Low Clouds (% Sky Obscured)

52
36
10
17
20
0
0
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
0
0
0
0
0
0
0
5
10
15

High Clouds (% Sky Obscured)

3
4
3
6
11
6
2
4
1
2
1
1
8
2
0
1
0
0
0
0
0
0
1
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)

5
6
8
8
5
5
5
4
5
5
4
5
4
4
4
3
2
3
4
7
12
14
15
16

Chance of Frost

Temperature (°C)

24
25
25
25
24
24
23
21
18
16
16
16
16
16
16
15
15
15
16
19
21
23
24
25

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
38
36
38
40
43
48
59
73
78
78
75
74
74
75
75
75
75
69
59
55
50
44
40

Pressure (mb)

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

Ozone (du)

309
308
308
308
308
309
309
308
308
308
308
308
308
308
308
307
308
309
310
311
311
311
311
310

Tuesday 11

Waning Crescent 2%

05:18

20:22

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
09 Bad
10 OK
11 OK
12 Good

Sun - Rise: 06:02, Set: 20:44, Transit: 13:22. Moon - Rise: 05:18, Set: 20:22. Civil Dark: 21:21 - 05:25. Nautical Dark: 22:09 - 04:38. Astro Dark: 23:07 - 03:41

Total Clouds (% Sky Obscured)

44
48
58
56
61
50
51
60
61
70
76
85
89
93
98
94
90
84
77
73
48
32
25
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
9
15
21
17
13
10
24
32
13
16
35
8
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

19
22
29
27
29
27
25
21
19
24
26
33
31
26
27
25
24
16
11
6
2
1
0
0

High Clouds (% Sky Obscured)

4
2
3
4
40
6
6
40
24
20
13
10
38
63
92
86
77
67
66
63
48
32
22
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)

16
16
15
15
14
13
12
9
6
4
5
6
8
9
11
12
12
13
13
14
16
17
17
16

Chance of Frost

Temperature (°C)

26
26
27
27
26
25
25
23
20
18
18
18
19
19
20
19
20
20
20
22
24
26
27
27

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

37
34
34
32
32
32
33
36
42
45
47
52
55
56
56
59
56
54
56
47
36
29
26
24

Pressure (mb)

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

Ozone (du)

309
311
312
312
312
310
310
309
308
307
306
306
306
305
305
304
303
303
304
304
304
304
304
304

Wednesday 12

New Moon 0%

06:47

20:44

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

Sun - Rise: 06:03, Set: 20:43, Transit: 13:22. Moon - Rise: 06:47, Set: 20:44. Civil Dark: 21:19 - 05:27. Nautical Dark: 22:07 - 04:40. Astro Dark: 23:03 - 03:44

Total Clouds (% Sky Obscured)

4
1
2
0
0
0
0
0
0
17
33
50
54
58
59
49
51
56
61
74
80
84
88
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
8
16
22
34
41
52
49
51
56
60
47
33
46
59
71

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
8
18
28

High Clouds (% Sky Obscured)

4
1
2
0
0
0
0
0
0
7
12
17
12
8
3
11
24
39
59
74
80
84
88
88

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)

15
14
13
12
10
9
8
5
3
2
4
4
5
6
6
6
6
6
6
7
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

25
26
26
25
27
29
35
49
61
60
57
55
57
66
75
87
85
82
79
72
66
60
57
56

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

303
303
303
303
302
301
301
301
302
303
303
303
302
301
300
299
299
300
300
301
301
302
302
303

Thursday 13

Waxing Crescent 1%

08:11

21:00

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:05, Set: 20:41, Transit: 13:22. Moon - Rise: 08:11, Set: 21:00. Civil Dark: 21:17 - 05:28. Nautical Dark: 22:04 - 04:42. Astro Dark: 23:00 - 03:47

Total Clouds (% Sky Obscured)

91
85
75
77
78
83
75
68
69
63
61
63
66
65
60
71
83
95
95
95
95
86
72
58

Low Clouds (% Sky Obscured)

69
67
64
59
67
58
64
68
69
63
61
63
66
61
60
66
61
57
63
69
75
69
63
58

Medium Clouds (% Sky Obscured)

24
24
20
12
4
0
1
2
3
4
5
5
5
4
3
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

56
27
1
17
30
52
59
57
55
43
22
1
1
0
0
30
60
90
85
76
66
42
21
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 (%)

5
8
10
6
3
0
0
2
1
2
2
0
4
4
1
1
0
0
0
0
0
0
2
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
14
13
13
13
12
10
9
8
8
7
6
6
5
6
7
8
9
12
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
26
25
24
24
25
24
19
19
19
19
17
17
16
16
17
17
17
16
16
16
15
16
16

Dew Point (°C)

15
15
15
15
15
14
14
15
15
16
15
15
15
15
15
14
15
15
15
14
13
11
10
8

Relative Humidity (%)

53
54
54
54
57
60
63
72
82
95
93
93
95
93
93
92
93
95
95
82
73
63
55
48

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1023
1023

Ozone (du)

303
303
304
304
304
304
303
303
303
303
303
304
304
304
304
303
303
304
304
303
303
303
303
303

Friday 14

Waxing Crescent 5%

09:32

21:14

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

Sun - Rise: 06:06, Set: 20:39, Transit: 13:22. Moon - Rise: 09:32, Set: 21:14. Civil Dark: 21:15 - 05:30. Nautical Dark: 22:02 - 04:44. Astro Dark: 22:57 - 03:49

Total Clouds (% Sky Obscured)

48
39
29
31
32
33
35
37
39
43
47
36
27
26
27
37
51
61

Low Clouds (% Sky Obscured)

48
39
29
31
32
33
35
37
37
39
36
29
20
19
20
26
33
44

Medium Clouds (% Sky Obscured)

1
1
2
3
3
3
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

6
9
13
30
32
33
35
37
39
40
22
0
0
0
0
10
16
20

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
2
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

Wind Speed/Direction (mph)

14
14
15
15
14
14
14
12
11
9
8
7
7
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
20
19
18
19
19
19
12
12
13
12
12
12
12
13
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

43
42
41
40
44
50
57
66
78
92
92
92
93
92
92
92
90
89

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1024
1024

Ozone (du)

303
304
305
306
309
312
315
318
322
325
324
323
323
321
319
317
315
314

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.43)

Generated: 08/08/26 13:12:38. Forecast: 08/08/26 to 14/08/26. Timezone: UTC+1.00