Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 7

Waning Crescent 26%

23:43

18:06

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

Sun - Rise: 05:36, Set: 20:43, Transit: 13:09. Moon - Rise: 23:43, Set: 18:06. Civil Dark: 21:23 - 04:56. Nautical Dark: 22:16 - 04:04. Astro Dark: 23:26 - 02:56

Total Clouds (% Sky Obscured)

4
2
2
14
49
39
46
5
3
3
3
3
19
62
55
37
42
100
91
89
100
100
88
87

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
11
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
35
96
91
89
86
50
62
46

High Clouds (% Sky Obscured)

2
2
2
14
44
37
46
4
2
2
2
2
19
62
55
37
42
100
85
81
100
100
87
51

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
4
3
2
3
3
4
1
1
2
1
2
3
3
5
7
8
8
8
9
9
9
8
8

Chance of Frost

Temperature (°C)

23
22
21
19
18
17
16
15
14
13
11
11
11
12
15
18
21
23
24
25
25
26
26
25

Feels Like (°C)

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

Dew Point (°C)

2
2
4
4
3
3
5
6
7
6
4
4
5
4
4
5
6
6
6
5
4
2
1
-1

Relative Humidity (%)

24
26
32
36
37
39
47
56
60
62
61
64
66
56
47
40
37
34
30
27
24
22
19
18

Pressure (mb)

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

Ozone (du)

326
326
327
328
329
326
325
326
323
322
321
319
320
321
320
320
321
323
327
328
329
330
330
329

Saturday 8

Waning Crescent 16%

00:38

18:06

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 OK
08 Good
09 OK
10 OK
11 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:38, Set: 20:41, Transit: 13:09. Moon - Rise: 00:38, Set: 18:06. Civil Dark: 21:21 - 04:58. Nautical Dark: 22:13 - 04:06. Astro Dark: 23:22 - 02:59

Total Clouds (% Sky Obscured)

99
73
84
69
75
53
71
80
64
53
67
84
59
24
13
19
30
27
29
34
45
63
59
81

Low Clouds (% Sky Obscured)

19
22
15
14
0
0
0
0
0
0
24
28
8
1
2
9
13
10
4
14
22
22
12
0

Medium Clouds (% Sky Obscured)

31
25
39
30
26
32
29
36
35
39
67
84
59
21
10
5
17
14
16
18
22
25
17
43

High Clouds (% Sky Obscured)

97
25
20
21
61
9
50
60
28
0
0
0
0
0
1
2
2
3
3
4
14
23
33
25

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

Chance of Frost

Temperature (°C)

25
25
24
22
20
19
18
17
17
16
16
16
16
17
20
23
25
27
28
29
30
30
30
30

Feels Like (°C)

22
22
21
18
16
16
16
16
15
15
15
13
13
15
19
22
25
26
27
27
28
27
26
26

Dew Point (°C)

-2
-1
1
3
4
4
4
4
4
4
4
3
2
3
4
5
5
5
4
4
5
5
5
5

Relative Humidity (%)

16
17
22
28
35
38
40
40
41
42
44
40
40
40
35
31
27
24
22
20
20
20
20
21

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012

Ozone (du)

328
328
327
326
326
325
324
325
327
326
324
325
325
326
325
324
323
323
322
322
321
320
319
317

Sunday 9

Waning Crescent 8%

01:53

19:06

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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: 05:39, Set: 20:39, Transit: 13:08. Moon - Rise: 01:53, Set: 19:06. Civil Dark: 21:19 - 05:00. Nautical Dark: 22:11 - 04:09. Astro Dark: 23:18 - 03:03

Total Clouds (% Sky Obscured)

76
68
66
50
84
53
84
38
60
72
92
80
82
92
88
77
67
62
71
81
90
100
86
49

Low Clouds (% Sky Obscured)

19
22
13
13
2
10
5
0
18
29
44
35
41
44
55
40
47
41
25
20
22
19
12
6

Medium Clouds (% Sky Obscured)

28
24
20
6
3
0
0
0
11
17
22
13
13
7
1
0
0
0
3
3
2
3
3
0

High Clouds (% Sky Obscured)

30
25
30
24
83
39
84
34
25
30
32
41
27
46
24
36
33
35
54
69
83
100
86
49

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

Chance of Frost

Temperature (°C)

29
28
26
24
22
20
19
18
17
17
16
16
16
17
18
19
20
22
23
24
25
25
26
25

Feels Like (°C)

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

Dew Point (°C)

5
5
13
13
12
11
11
11
12
12
13
14
14
14
13
12
12
12
11
10
9
8
7
6

Relative Humidity (%)

21
22
42
51
54
53
57
62
68
74
81
83
87
82
73
63
57
52
46
40
36
33
31
29

Pressure (mb)

1012
1012
1012
1013
1014
1015
1015
1015
1016
1016
1016
1016
1017
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

318
318
317
315
315
313
313
311
311
310
309
310
307
307
306
306
306
305
305
305
305
305
305
304

Monday 10

Waning Crescent 2%

03:23

19:47

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

Sun - Rise: 05:41, Set: 20:37, Transit: 13:08. Moon - Rise: 03:23, Set: 19:47. Civil Dark: 21:17 - 05:02. Nautical Dark: 22:08 - 04:11. Astro Dark: 23:14 - 03:07

Total Clouds (% Sky Obscured)

28
52
72
66
70
79
85
71
51
30
31
29
28
22
22
22
18
17
13
25
37
49
36
24

Low Clouds (% Sky Obscured)

0
6
13
18
14
10
6
11
17
22
21
20
17
18
19
18
15
12
8
16
26
35
30
18

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
8
12
7
4

High Clouds (% Sky Obscured)

26
47
69
41
48
61
70
47
24
0
3
4
5
4
2
0
1
3
4
3
3
2
4
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)

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

Chance of Frost

Temperature (°C)

25
25
22
20
17
17
16
15
15
14
14
14
14
14
16
19
21
23
24
26
27
27
28
27

Feels Like (°C)

23
23
20
17
16
16
16
15
15
14
14
14
13
14
15
17
20
22
23
25
26
26
26
25

Dew Point (°C)

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

Relative Humidity (%)

28
29
33
45
58
60
69
76
75
74
75
79
84
82
69
57
48
41
37
34
32
30
30
30

Pressure (mb)

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

Ozone (du)

303
303
303
303
303
305
305
306
307
308
309
309
310
311
312
312
314
314
315
314
314
313
313
312

Tuesday 11

Waning Crescent 0%

04:56

20:15

18 Good
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
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: 05:43, Set: 20:35, Transit: 13:08. Moon - Rise: 04:56, Set: 20:15. Civil Dark: 21:14 - 05:04. Nautical Dark: 22:05 - 04:13. Astro Dark: 23:10 - 03:10

Total Clouds (% Sky Obscured)

11
18
22
33
35
35
35
44
33
37
34
58
57
57
66
72
74
75
76
76
74
74
67
61

Low Clouds (% Sky Obscured)

7
5
2
0
0
0
0
0
0
0
0
0
0
2
1
0
0
0
0
0
0
0
1
2

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
4
3
3
4
8
11
15
21
36
52
67
67
66
66
50
34

High Clouds (% Sky Obscured)

3
15
20
33
35
35
35
44
32
33
31
58
53
40
45
45
30
25
24
23
17
16
9
6

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

Chance of Frost

Temperature (°C)

26
25
23
21
19
17
16
15
14
14
13
13
13
14
18
20
23
25
27
29
30
31
32
31

Feels Like (°C)

24
23
20
17
15
14
12
11
11
13
12
12
12
13
14
15
16
17
18
19
29
28
27
27

Dew Point (°C)

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

Relative Humidity (%)

30
34
42
49
53
58
61
67
69
76
82
84
86
78
65
54
45
36
29
23
23
21
21
22

Pressure (mb)

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

Ozone (du)

311
311
310
310
310
311
311
310
309
308
307
306
305
304
304
304
305
304
303
302
301
300
299
298

Wednesday 12

New Moon 1%

06:27

20:34

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

Sun - Rise: 05:44, Set: 20:34, Transit: 13:08. Moon - Rise: 06:27, Set: 20:34. Civil Dark: 21:12 - 05:06. Nautical Dark: 22:03 - 04:16. Astro Dark: 23:06 - 03:14

Total Clouds (% Sky Obscured)

53
55
58
62
59
56
56
54
57
55
57
59
57
51
51
41
43
40
41
43
44
45
50
55

Low Clouds (% Sky Obscured)

4
3
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

17
14
13
16
22
26
28
29
27
24
25
26
27
27
27
27
20
15
12
9
8
7
11
17

High Clouds (% Sky Obscured)

3
3
5
9
7
6
4
3
2
0
0
0
0
3
7
9
14
21
24
27
32
38
38
38

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

Chance of Frost

Temperature (°C)

30
30
28
26
24
23
22
21
20
20
19
19
19
19
22
24
26
28
30
32
33
33
34
34

Feels Like (°C)

27
27
27
26
26
25
24
23
19
19
19
19
18
18
20
21
21
23
24
25
33
33
33
33

Dew Point (°C)

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

Relative Humidity (%)

22
23
28
32
39
43
47
51
52
53
53
52
49
48
41
37
33
31
30
28
27
27
26
27

Pressure (mb)

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

Ozone (du)

297
296
296
295
295
295
295
295
296
297
299
299
300
300
300
299
299
300
300
300
300
301
301
301

Thursday 13

Waxing Crescent 4%

07:54

20:49

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

Sun - Rise: 05:46, Set: 20:32, Transit: 13:08. Moon - Rise: 07:54, Set: 20:49. Civil Dark: 21:10 - 05:07. Nautical Dark: 22:00 - 04:18. Astro Dark: 23:02 - 03:17

Total Clouds (% Sky Obscured)

56
56
52
49
38
28
16
17
15
14
28
42
61
66
66
66
76
76
76

Low Clouds (% Sky Obscured)

1
1
1
1
1
0
0
1
2
2
3
4
5
5
4
4
3
1
0

Medium Clouds (% Sky Obscured)

26
27
32
30
27
20
13
9
6
3
9
15
24
24
28
28
31
31
31

High Clouds (% Sky Obscured)

34
23
11
0
0
0
0
2
5
7
23
40
46
46
42
47
47
47
43

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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

33
33
30
28
25
24
22
21
20
19
18
18
18
18
20
21
23
25
26

Feels Like (°C)

33
33
32
31
30
29
28
27
19
19
20
19
19
18
19
19
20
21
22

Dew Point (°C)

12
12
14
16
17
16
16
16
14
13
11
12
12
11
12
12
13
12
12

Relative Humidity (%)

28
29
36
47
59
62
66
71
69
68
65
66
66
66
60
56
51
45
40

Pressure (mb)

1015
1015
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1018
1018

Ozone (du)

301
301
301
301
302
302
302
302
303
303
303
303
303
303
303
303
303
303
303

Forecast for Northampton, Northamptonshire, United Kingdom (52.24,-0.89)

Generated: 07/08/26 18:23:28. Forecast: 07/08/26 to 13/08/26. Timezone: UTC+1.00