Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 11

Waning Crescent 2%

04:55

20:09

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

Sun - Rise: 05:41, Set: 20:30, Transit: 13:05. Moon - Rise: 04:55, Set: 20:09. Civil Dark: 21:09 - 05:03. Nautical Dark: 21:58 - 04:14. Astro Dark: 23:00 - 03:13

Total Clouds (% Sky Obscured)

16
28
31
25
20
20
20
38
24
19
8
9
3
10
4
3
5
32
49
24
8
15
18
6

Low Clouds (% Sky Obscured)

0
7
10
10
9
10
9
9
0
0
0
0
0
0
0
0
0
3
7
0
2
1
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)

16
28
5
4
2
2
2
17
21
19
7
9
2
9
4
2
4
28
36
23
5
11
16
5

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

Chance of Frost

Temperature (°C)

14
15
18
20
21
23
24
25
25
25
25
24
23
22
20
17
16
16
15
15
15
15
15
15

Feels Like (°C)

14
14
16
19
20
21
21
23
21
22
21
21
20
19
18
16
15
15
15
15
15
16
16
16

Dew Point (°C)

12
11
11
10
9
8
8
8
6
6
5
4
4
5
7
9
11
12
13
13
13
13
13
14

Relative Humidity (%)

87
78
65
53
44
40
37
33
30
28
27
27
28
33
43
58
69
79
85
87
87
86
87
89

Pressure (mb)

1024
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

312
312
313
313
314
313
312
312
313
314
314
313
314
314
313
313
311
311
311
311
312
311
311
312

Wednesday 12

New Moon 0%

No Rise

20:29

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

Sun - Rise: 05:43, Set: 20:28, Transit: 13:05. Moon - Rise: No Rise, Set: 20:29. Civil Dark: 21:07 - 05:05. Nautical Dark: 21:56 - 04:16. Astro Dark: 22:56 - 03:16

Total Clouds (% Sky Obscured)

25
28
19
13
7
11
8
2
2
1
0
1
0
0
5
14
0
0
5
20
20
17
3
2

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
2
0
0
0
0
0
0
0
3
7
0
0
3
13
14
12
1
0

High Clouds (% Sky Obscured)

23
23
18
13
7
10
5
2
2
1
0
1
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

15
17
19
22
24
26
28
29
31
31
32
31
31
28
25
23
21
20
19
19
18
18
18
18

Feels Like (°C)

16
15
17
20
22
24
27
28
29
30
29
29
28
26
24
21
20
20
19
18
19
19
18
18

Dew Point (°C)

13
12
9
6
4
4
4
3
3
4
4
4
5
6
6
9
10
10
10
10
10
10
10
9

Relative Humidity (%)

87
72
51
35
27
23
20
18
17
17
16
17
19
23
29
40
48
52
54
54
57
60
59
57

Pressure (mb)

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

Ozone (du)

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

Thursday 13

Waxing Crescent 1%

06:26

20:45

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

Sun - Rise: 05:44, Set: 20:27, Transit: 13:05. Moon - Rise: 06:26, Set: 20:45. Civil Dark: 21:04 - 05:07. Nautical Dark: 21:53 - 04:18. Astro Dark: 22:53 - 03:19

Total Clouds (% Sky Obscured)

1
0
0
5
0
5
22
21
14
11
69
51
19
1
65
97
35
25
30
35
22
31
34
32

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
3
9
8
5
0
9
16
8
0
0
0
3
3
3
5
9
12
13
10

High Clouds (% Sky Obscured)

1
0
0
5
0
0
0
0
0
10
52
22
1
1
58
95
35
25
25
25
3
2
10
15

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

Chance of Frost

Temperature (°C)

17
19
23
26
29
32
34
35
36
36
36
36
35
33
31
28
26
25
24
23
22
21
21
20

Feels Like (°C)

18
19
22
25
28
30
32
32
33
32
33
33
30
31
30
27
25
24
21
20
20
20
20
20

Dew Point (°C)

8
7
5
3
3
4
4
4
4
5
6
6
6
7
11
11
11
12
11
12
14
14
14
15

Relative Humidity (%)

55
46
32
22
19
17
15
14
13
13
14
16
16
18
29
35
38
44
44
50
62
63
64
70

Pressure (mb)

1020
1020
1020
1020
1019
1019
1019
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1015
1016
1016
1015
1016
1016

Ozone (du)

308
308
308
307
305
303
302
302
302
303
303
303
305
306
306
304
304
303
304
303
304
304
305
304

Friday 14

Waxing Crescent 4%

07:52

20:57

06 OK
07 Bad
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 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 OK

Sun - Rise: 05:46, Set: 20:25, Transit: 13:04. Moon - Rise: 07:52, Set: 20:57. Civil Dark: 21:02 - 05:08. Nautical Dark: 21:51 - 04:20. Astro Dark: 22:49 - 03:23

Total Clouds (% Sky Obscured)

44
54
29
27
43
72
83
63
61
61
57
53
53
83
50
50
64
76
100
96
86
43
40
36

Low Clouds (% Sky Obscured)

0
2
5
8
23
38
49
45
38
31
34
40
48
75
42
37
45
30
31
32
32
32
28
25

Medium Clouds (% Sky Obscured)

7
4
2
2
4
6
11
15
18
18
19
17
15
17
19
24
23
19
14
10
7
5
5
5

High Clouds (% Sky Obscured)

35
46
12
6
14
54
45
2
0
0
0
0
0
0
0
0
17
62
99
89
70
24
18
10

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
1
0
0
2
1
0
1
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
9
10
10
10
9
9
9
9
9
9
9
8
11
12
13
13
12
12
13
12
11
10
9

Chance of Frost

Temperature (°C)

20
20
22
24
26
27
29
30
31
31
31
30
30
29
26
25
23
22
21
20
18
17
16
16

Feels Like (°C)

20
20
21
24
26
26
27
28
30
30
31
30
30
27
23
23
22
20
18
16
14
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

75
71
60
51
43
37
31
28
26
26
25
26
27
33
46
50
52
49
50
51
54
60
63
66

Pressure (mb)

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

Ozone (du)

305
305
305
305
306
306
306
306
304
304
304
303
303
304
304
304
303
303
302
303
303
303
303
302

Saturday 15

Waxing Crescent 10%

09:13

21:09

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

Sun - Rise: 05:48, Set: 20:23, Transit: 13:04. Moon - Rise: 09:13, Set: 21:09. Civil Dark: 21:00 - 05:10. Nautical Dark: 21:48 - 04:23. Astro Dark: 22:46 - 03:26

Total Clouds (% Sky Obscured)

50
65
50
35
32
29
32
25
22
20
47
73
70
53
37
25
36
53
71
79
82
88
92
94

Low Clouds (% Sky Obscured)

21
13
6
0
0
0
0
0
0
0
0
0
0
7
4
2
2
1
1
4
4
6
5
4

Medium Clouds (% Sky Obscured)

31
7
4
4
32
29
0
0
3
0
2
4
5
22
14
4
18
22
27
23
19
20
20
20

High Clouds (% Sky Obscured)

4
39
35
35
32
29
32
25
22
20
47
73
40
18
14
12
33
52
71
79
82
87
92
94

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
1

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
9
11
10
10
9
8
7
7
6
5
4
4
4
4
3
3
2
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

15
15
17
18
20
21
23
24
25
26
26
26
26
26
23
20
18
17
17
16
16
15
14
14

Feels Like (°C)

14
13
13
15
17
18
20
21
22
23
24
24
23
25
24
24
24
23
21
21
17
17
17
17

Dew Point (°C)

9
9
9
9
8
8
7
7
6
6
6
5
4
4
8
11
15
15
15
14
13
13
12
11

Relative Humidity (%)

69
66
60
52
46
41
36
32
29
28
27
25
24
25
38
57
86
86
87
86
86
86
87
80

Pressure (mb)

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

Ozone (du)

302
304
305
307
308
310
310
311
312
314
317
318
321
324
322
319
317
316
315
314
314
313
313
312

Sunday 16

Waxing Crescent 18%

10:33

21:21

06 Bad
07 Bad
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 OK
03 OK
04 OK
05 Bad

Sun - Rise: 05:49, Set: 20:21, Transit: 13:04. Moon - Rise: 10:33, Set: 21:21. Civil Dark: 20:58 - 05:12. Nautical Dark: 21:46 - 04:25. Astro Dark: 22:43 - 03:29

Total Clouds (% Sky Obscured)

94
93
94
93
93
97
100
95
89
86
92
96
99
87
74
61
64
68
73
59
45
31
40
52

Low Clouds (% Sky Obscured)

3
2
1
0
1
2
5
6
11
12
22
28
29
34
29
23
21
19
20
19
13
11
14
18

Medium Clouds (% Sky Obscured)

20
15
15
15
14
14
14
14
14
24
22
15
16
11
5
0
0
0
0
1
3
4
8
13

High Clouds (% Sky Obscured)

94
93
94
93
93
97
100
95
89
84
76
68
60
49
39
34
36
39
45
35
25
14
21
27

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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
4
8
11
16
18
17
21
25
30
53
69
83
73
57
20
19
11
0
1
0
0
1
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
14
13
13
13
13
13
19
18
17
18
18
19
17
17
18
17
17
17
11
11
12
11

Dew Point (°C)

10
9
9
8
8
7
5
4
3
2
1
1
1
1
4
7
10
10
11
11
12
12
13
13

Relative Humidity (%)

75
71
64
55
49
43
37
32
30
28
26
27
29
30
38
50
65
68
72
75
82
87
95
93

Pressure (mb)

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

Ozone (du)

311
310
310
310
310
310
310
310
310
310
310
311
311
312
314
316
318
318
319
319
319
320
320
321

Monday 17

Waxing Crescent 27%

11:51

21:35

06 Bad
07 Bad
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 OK
22 OK
23 OK
00 OK

Sun - Rise: 05:51, Set: 20:18, Transit: 13:04. Moon - Rise: 11:51, Set: 21:35. Civil Dark: 20:56 - 05:14. Nautical Dark: 21:43 - 04:27. Astro Dark: 22:39 - 03:31

Total Clouds (% Sky Obscured)

62
69
83
96
97
96
96
96
97
97
88
79
71
58
45
29
33
37
40

Low Clouds (% Sky Obscured)

22
43
63
84
77
69
62
56
50
44
49
54
57
42
26
12
10
9
7

Medium Clouds (% Sky Obscured)

17
23
31
40
43
49
54
55
48
41
34
31
17
14
10
7
10
11
12

High Clouds (% Sky Obscured)

15
10
10
15
15
15
20
25
30
30
22
23
23
18
13
8
8
8
9

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 (%)

3
8
11
12
11
10
5
9
6
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)

9
9
11
12
14
14
15
15
15
15
15
14
13
12
10
9
8
7
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
12
12
12
12
12
12
18
17
17
17
17
18
15
15
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

92
90
79
71
64
53
44
35
36
36
36
39
41
44
53
63
75
74
74

Pressure (mb)

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

Ozone (du)

322
322
323
323
324
325
326
326
326
326
327
328
329
330
334
338
342
338
333

Forecast for Enfield, Greater London, United Kingdom (51.65,-0.08)

Generated: 11/08/26 06:35:38. Forecast: 11/08/26 to 17/08/26. Timezone: UTC+1.00