Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 10

Full Moon 100%

21:58

05:25

08 OK
09 OK
10 Good
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
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 05:25, Set: 21:30, Transit: 13:27. Moon - Rise: 21:58, Set: 05:25. Civil Dark: 22:13 - 04:42. Nautical Dark: 23:15 - 03:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
29
12
5
5
5
7
4
2
1
1
1
32
42
37
14
5
3
0
0
1
1
0
1

Low Clouds (% Sky Obscured)

28
0
0
0
0
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
0
0
0

High Clouds (% Sky Obscured)

6
29
12
5
5
5
7
4
2
1
1
1
18
35
17
8
5
3
0
0
1
1
0
1

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 (%)

100
26
20
20
31
37
48
47
47
45
70
56
81
100
100
100
100
100
96
90
79
69
13
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
2
2
2
2
3
3
4
4
4
4
4
5
4
4
4
4
4
3
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
20
20
21
22
22
22
22
21
22
22
21
21
19
17
18
18
18
17
17
17
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

86
82
78
75
72
71
71
70
71
72
75
77
80
85
87
90
90
89
90
90
90
89
89
87

Pressure (mb)

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

Ozone (du)

325
325
325
324
323
323
322
322
322
322
321
321
322
323
323
324
324
325
325
324
323
324
326
326

Friday 11

Waning Gibbous 98%

22:29

06:43

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

Sun - Rise: 05:26, Set: 21:30, Transit: 13:27. Moon - Rise: 22:29, Set: 06:43. Civil Dark: 22:12 - 04:43. Nautical Dark: 23:13 - 03:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

7
6
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
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)

5
5
1
1
1
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
4
6
3
1
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)

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

Chance of Frost

Temperature (°C)

18
20
21
23
24
24
24
24
23
21
21
20
19
19
18
18
18
17
17
17
18
18
18
18

Feels Like (°C)

20
21
23
24
25
27
27
26
24
23
22
21
20
20
20
20
20
20
19
19
19
18
17
18

Dew Point (°C)

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

Relative Humidity (%)

82
71
65
61
60
60
61
63
65
67
69
72
78
82
83
82
81
82
82
83
81
77
72
71

Pressure (mb)

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

Ozone (du)

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

Saturday 12

Waning Gibbous 95%

22:51

08:05

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

Sun - Rise: 05:27, Set: 21:29, Transit: 13:27. Moon - Rise: 22:51, Set: 08:05. Civil Dark: 22:11 - 04:44. Nautical Dark: 23:12 - 03:44. Astro Dark: N/A - 01:45

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
25
30
30
30
33
18
39
60

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
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
0
0
0
0
0
0
0
0
0
0
0
1
25
30
30
30
33
12
39
60

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
13
14
16
16
16
16
17
15
14
11
8
7
6
6
6
6
7
8
9
10
12
12
14

Chance of Frost

Temperature (°C)

20
21
22
23
23
24
24
24
24
24
23
22
21
20
19
18
18
18
18
18
18
18
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
60
55
54
51
50
50
50
50
51
53
54
61
67
66
65
63
63
64
63
67
70
66
61

Pressure (mb)

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

Ozone (du)

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

Sunday 13

Waning Gibbous 88%

23:09

08:05

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

Sun - Rise: 05:28, Set: 21:28, Transit: 13:27. Moon - Rise: 23:09, Set: 08:05. Civil Dark: 22:10 - 04:46. Nautical Dark: 23:10 - 03:46. Astro Dark: 01:09 - 01:55

Total Clouds (% Sky Obscured)

69
77
84
92
100
100
100
100
100
92
72
54
48
33
33
29
23
47
70
75
86
44
45
38

Low Clouds (% Sky Obscured)

0
0
0
0
0
6
12
16
14
11
9
16
23
31
31
29
23
44
56
60
63
43
44
38

Medium Clouds (% Sky Obscured)

0
0
0
0
0
13
58
100
74
30
30
22
12
3
2
1
0
2
4
7
5
3
0
0

High Clouds (% Sky Obscured)

69
77
84
92
100
100
100
100
78
50
0
0
0
0
0
0
0
0
0
2
26
44
45
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
1
10
5
7
10
10
15

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
17
17
17
17
18
15
13
13
11
10
10
10
10
10
10
11
12
11
11
11
10
11
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
55
52
53
57
58
56
58
60
63
64
69
80
90
92
93
92
95
95
89
83
82
89
89

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1014
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

316
317
317
316
318
319
321
324
329
341
346
340
337
335
335
334
335
335
336
335
334
335
335
334

Monday 14

Waning Gibbous 80%

23:23

09:26

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

Sun - Rise: 05:29, Set: 21:27, Transit: 13:27. Moon - Rise: 23:23, Set: 09:26. Civil Dark: 22:09 - 04:47. Nautical Dark: 23:09 - 03:48. Astro Dark: 01:00 - 02:03

Total Clouds (% Sky Obscured)

33
39
36
39
38
32
31
27
29
29
34
30
24
17
36
53
69
76
87
100
96
93
92
90

Low Clouds (% Sky Obscured)

33
39
36
39
38
32
31
27
29
29
34
24
12
0
15
24
33
33
35
41
43
38
37
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
19

High Clouds (% Sky Obscured)

30
0
0
0
0
1
1
2
1
1
0
2
7
13
30
51
58
67
85
100
89
77
65
52

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 (%)

12
5
13
6
3
4
5
4
8
10
9
8
8
5
11
13
13
14
13
11
12
10
5
9

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)

14
15
17
17
17
17
17
17
17
16
16
16
14
13
12
13
13
13
13
12
12
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
79
82
81
77
73
70
68
66
67
70
73
75
79
82
82
85
85
83
82
80
78
75
75

Pressure (mb)

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

Ozone (du)

333
333
333
334
335
336
339
342
346
351
355
359
358
358
358
355
352
349
346
344
341
338
335
332

Tuesday 15

Waning Gibbous 70%

23:37

10:46

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
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

Sun - Rise: 05:30, Set: 21:26, Transit: 13:28. Moon - Rise: 23:37, Set: 10:46. Civil Dark: 22:08 - 04:48. Nautical Dark: 23:07 - 03:50. Astro Dark: 00:52 - 02:09

Total Clouds (% Sky Obscured)

89
89
84
79
76
73
67
64
65
69
73
73
73
73
68
64
60
61
52
48
42
48
54
61

Low Clouds (% Sky Obscured)

33
28
27
28
28
28
26
25
29
31
34
26
17
7
16
32
60
56
52
48
42
46
44
40

Medium Clouds (% Sky Obscured)

36
44
29
19
11
8
6
4
10
12
14
24
35
48
33
18
3
6
8
9
7
7
6
5

High Clouds (% Sky Obscured)

41
25
12
7
2
1
1
0
0
0
12
23
34
47
42
36
27
12
5
1
1
2
3
11

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 (%)

8
6
13
16
18
19
18
14
13
11
8
7
6
1
8
11
8
9
8
1
4
7
7
6

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)

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

Chance of Frost

Temperature (°C)

16
16
17
17
17
18
18
18
18
18
17
17
17
17
16
16
17
17
17
17
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
73
71
72
72
72
72
71
71
72
74
76
78
79
81
83
83
86
87
89
92
92
93
93

Pressure (mb)

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

Ozone (du)

331
329
327
327
326
326
324
321
319
316
314
311
310
309
308
308
308
307
306
306
305
304
302
301

Wednesday 16

Waning Gibbous 59%

23:50

12:07

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 OK
23 Good
00 Good

Sun - Rise: 05:31, Set: 21:25, Transit: 13:28. Moon - Rise: 23:50, Set: 12:07. Civil Dark: 22:07 - 04:50. Nautical Dark: 23:06 - 03:51. Astro Dark: 00:46 - 02:15

Total Clouds (% Sky Obscured)

72
90
89
94
93
64
35
6
4
3
2
8
13
15
11
6
1

Low Clouds (% Sky Obscured)

23
9
9
10
10
13
9
1
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

26
43
37
30
22
9
4
0
0
1
1
6
11
15
11
6
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

3
1
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

Wind Speed/Direction (mph)

12
12
13
13
14
14
14
15
15
15
14
13
11
9
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
17
17
17
17
17
17
16
16
16
16
15
16
15
15

Relative Humidity (%)

92
90
88
86
84
82
80
79
77
77
79
80
84
88
93
92
92

Pressure (mb)

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

Ozone (du)

301
301
301
301
302
302
303
303
304
303
302
302
302
302
303
302
301

Forecast for St Ives, Cornwall, United Kingdom (50.22,-5.48)

Generated: 10/07/25 08:09:15. Forecast: 10/07/25 to 16/07/25. Timezone: UTC+1.00