Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 10

Full Moon 100%

21:53

No Set

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

Sun - Rise: 04:55, Set: 21:22, Transit: 13:09. Moon - Rise: 21:53, Set: No Set. Civil Dark: 22:09 - 04:08. Nautical Dark: 23:20 - 02:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

8
4
5
3
18
29
34
23
18
20
48
54
37
58
50
53
46
46
72
10
0
0
0
9

Low Clouds (% Sky Obscured)

0
4
0
0
0
0
22
7
11
18
26
29
33
36
40
37
9
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

2
1
2
3
18
29
21
21
11
6
48
43
16
44
34
50
46
46
72
10
0
0
0
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)

3
3
3
3
5
5
5
6
6
5
5
5
4
4
4
4
4
5
5
6
6
4
2
2

Chance of Frost

Temperature (°C)

14
14
14
16
18
20
22
24
25
26
27
28
28
28
28
27
26
24
22
21
19
18
17
17

Feels Like (°C)

14
15
15
18
20
20
22
25
25
27
28
27
28
29
28
27
26
23
21
20
19
18
17
18

Dew Point (°C)

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

Relative Humidity (%)

92
92
89
81
71
63
57
53
48
46
42
41
40
38
38
42
52
55
59
70
78
83
83
83

Pressure (mb)

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

Ozone (du)

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

Friday 11

Waning Gibbous 98%

22:21

04:52

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

Sun - Rise: 04:56, Set: 21:21, Transit: 13:09. Moon - Rise: 22:21, Set: 04:52. Civil Dark: 22:08 - 04:09. Nautical Dark: 23:19 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

10
1
1
2
1
1
1
5
39
39
41
38
35
33
28
21
7
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
37
39
41
38
35
33
28
21
7
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

7
1
1
2
1
1
1
4
5
2
0
0
0
0
0
2
1
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)

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

Chance of Frost

Temperature (°C)

16
16
16
18
20
22
24
26
28
29
29
30
30
30
30
29
28
26
23
22
20
19
18
17

Feels Like (°C)

18
18
18
19
22
24
26
27
29
31
31
32
32
32
31
30
29
26
23
22
20
20
19
18

Dew Point (°C)

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

Relative Humidity (%)

86
89
86
76
67
59
52
48
42
39
37
35
34
33
34
36
45
51
60
65
71
75
77
77

Pressure (mb)

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

Ozone (du)

329
328
327
326
326
325
324
323
322
322
323
323
323
323
323
322
321
322
323
323
323
321
322
323

Saturday 12

Waning Gibbous 95%

22:40

06:14

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

Sun - Rise: 04:57, Set: 21:20, Transit: 13:09. Moon - Rise: 22:40, Set: 06:14. Civil Dark: 22:07 - 04:11. Nautical Dark: 23:17 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
3
4
9
32
28
9
8
10
27
45
40
30
30
13
13
6
1
0
2
2

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
9
30
28
9
0
3
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
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
4
1
7
2
2
7
7
25
45
40
30
30
13
13
5
1
0
1
2

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)

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

Chance of Frost

Temperature (°C)

17
16
16
18
19
21
23
24
25
26
27
27
27
27
26
25
23
20
18
16
15
14
13
13

Feels Like (°C)

18
17
17
19
21
22
23
24
24
25
26
26
26
24
23
22
20
17
16
15
15
14
13
14

Dew Point (°C)

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

Relative Humidity (%)

81
83
79
70
61
54
47
42
40
37
34
32
31
32
36
42
49
56
65
75
80
83
89
90

Pressure (mb)

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

Ozone (du)

322
323
324
323
324
324
324
324
324
324
325
326
326
326
326
328
329
331
333
334
334
334
334
333

Sunday 13

Waning Gibbous 88%

22:55

07:38

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

Sun - Rise: 04:58, Set: 21:19, Transit: 13:09. Moon - Rise: 22:55, Set: 07:38. Civil Dark: 22:06 - 04:12. Nautical Dark: 23:15 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

9
15
18
27
36
40
46
46
52
46
71
92
80
66
11
62
77
86
87
98
100
100
100
100

Low Clouds (% Sky Obscured)

1
2
3
12
23
30
41
46
52
46
64
61
48
26
11
29
33
37
38
28
19
0
0
0

Medium Clouds (% Sky Obscured)

5
10
16
21
27
38
29
22
13
24
33
36
23
14
5
6
7
7
6
3
0
0
1
5

High Clouds (% Sky Obscured)

1
2
0
0
0
0
0
0
0
0
1
1
17
30
2
62
76
73
73
95
100
100
100
100

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)

4
5
6
7
8
8
9
9
9
9
8
8
8
7
6
6
7
8
9
8
6
5
5
5

Chance of Frost

Temperature (°C)

13
13
14
16
18
20
22
23
25
26
27
27
27
27
27
27
25
23
20
19
18
18
17
17

Feels Like (°C)

14
13
14
15
18
20
22
23
24
26
26
26
24
24
25
26
22
20
19
18
17
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

89
89
83
73
66
60
55
50
44
41
37
35
37
36
34
36
43
53
64
71
78
79
79
79

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013

Ozone (du)

334
335
333
332
332
333
334
333
331
329
328
327
322
320
319
318
318
321
322
325
327
328
330
333

Monday 14

Waning Gibbous 86%

23:07

09:02

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

Sun - Rise: 05:00, Set: 21:18, Transit: 13:09. Moon - Rise: 23:07, Set: 09:02. Civil Dark: 22:04 - 04:14. Nautical Dark: 23:13 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

53
23
0
22
41
58
65
75
81
67
43
60
36
38
31
19
37
85
100
100
100
67
33
0

Low Clouds (% Sky Obscured)

0
0
0
22
41
58
57
49
38
41
43
53
36
36
30
7
4
0
11
22
33
22
10
0

Medium Clouds (% Sky Obscured)

3
0
0
10
19
26
31
42
55
39
20
0
14
30
31
19
12
14
13
6
0
0
0
0

High Clouds (% Sky Obscured)

53
23
0
0
0
0
30
61
81
60
29
0
2
4
7
19
37
61
75
75
75
47
23
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
9
6
1
1
1
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
7
8
10
11
12
12
13
14
15
17
17
16
15
13
11
10
9
8
7
7
7

Chance of Frost

Temperature (°C)

16
16
17
18
20
22
23
24
25
25
25
26
25
25
24
23
23
21
19
17
16
14
13
13

Feels Like (°C)

15
17
18
19
20
22
23
24
24
23
24
24
21
21
20
20
22
21
20
20
20
20
11
11

Dew Point (°C)

13
14
14
13
11
11
9
8
6
5
5
6
8
7
3
5
8
9
11
11
11
11
11
11

Relative Humidity (%)

82
85
82
71
57
49
41
35
30
27
27
28
33
31
24
30
38
47
58
65
73
82
86
90

Pressure (mb)

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

Ozone (du)

337
336
331
329
327
326
326
327
327
328
327
325
326
327
327
328
331
334
337
343
348
353
354
356

Tuesday 15

Waning Gibbous 80%

23:18

10:25

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

Sun - Rise: 05:01, Set: 21:17, Transit: 13:09. Moon - Rise: 23:18, Set: 10:25. Civil Dark: 22:03 - 04:15. Nautical Dark: 23:11 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
61
86
67
45
26
41
56
73
67
61
53
48
43
41
43
50
51
55
60
60
60
56
59

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
9
18
26
27
31
35
21
13
6
3
1
0
1
1
1
3
2
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
4
12
18
30
29
27
26
23
19
17
18
40
60
60
60
47
37

High Clouds (% Sky Obscured)

19
38
67
52
38
24
22
18
14
11
21
23
27
26
21
19
30
27
33
38
47
60
56
59

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

Chance of Frost

Temperature (°C)

12
12
13
13
15
17
19
20
21
22
23
23
24
23
23
23
21
19
17
17
16
15
14
13

Feels Like (°C)

12
12
10
9
13
14
14
15
15
16
19
19
18
18
19
19
18
17
16
16
15
14
11
11

Dew Point (°C)

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

Relative Humidity (%)

95
90
84
79
67
58
49
46
43
40
36
33
30
30
31
30
35
41
49
54
58
65
69
75

Pressure (mb)

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

Ozone (du)

357
356
354
353
349
344
339
339
338
337
336
334
333
330
328
326
323
321
319
318
317
316
314
311

Wednesday 16

Waning Gibbous 70%

23:29

11:49

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

Sun - Rise: 05:02, Set: 21:16, Transit: 13:09. Moon - Rise: 23:29, Set: 11:49. Civil Dark: 22:02 - 04:17. Nautical Dark: 23:09 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

49
42
30
25
20
19
37
56
76
74
83
85
94
97
94
84
58
49
29
30
31

Low Clouds (% Sky Obscured)

0
0
0
1
3
4
18
32
47
47
48
52
57
59
60
47
31
16
10
5
0

Medium Clouds (% Sky Obscured)

35
28
24
17
10
3
11
17
24
17
12
5
11
15
20
15
9
1
1
1
0

High Clouds (% Sky Obscured)

49
42
30
25
20
19
37
43
47
39
32
14
11
4
4
4
4
4
4
4
9

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
7
8
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

Precipitation Type

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
1
1
0
6
10
14
19
20
18
18
15
1
2
2
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

Wind Speed/Direction (mph)

5
6
7
8
9
11
12
13
14
16
16
17
17
16
15
14
12
11
9
8
7

Chance of Frost

Temperature (°C)

12
13
14
14
16
18
20
21
23
24
24
25
25
25
25
24
23
21
20
18
17

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
11
12
14
14
15
15
15
15
15
14
14
14
14
14
15
15
15

Relative Humidity (%)

80
77
74
71
68
66
65
63
61
58
57
54
52
52
51
51
58
65
72
80
85

Pressure (mb)

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

Ozone (du)

309
309
309
309
308
307
306
306
306
305
304
302
300
300
299
299
299
299
299
299
299

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

Generated: 10/07/25 04:44:24. Forecast: 10/07/25 to 16/07/25. Timezone: UTC+1.00