Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 26

Full Moon 100%

18:42

07:55

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:58, Set: 18:49, Transit: 12:53. Moon - Rise: 18:42, Set: 07:55. Civil Dark: 19:25 - 06:24. Nautical Dark: 20:04 - 05:45. Astro Dark: 20:45 - 05:04

Total Clouds (% Sky Obscured)

34
43
44
77
71
99
92
100
100
98
100
100
100
83
87
100
93
85
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
31
28
34
27
36
38
28
48
65
98
51
48
34
51

Medium Clouds (% Sky Obscured)

34
43
44
64
20
19
23
21
52
87
84
55
96
73
81
100
57
66
95
74
55
97
69
0

High Clouds (% Sky Obscured)

34
37
13
34
39
98
76
99
98
85
100
100
85
50
37
52
76
55
100
97
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
1
0
2
16
23
12
27
8
3
2
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)

2
2
2
2
3
4
4
5
5
5
5
5
6
7
9
11
12
12
16
17
15
14
15
14

Chance of Frost

Temperature (°C)

16
15
13
12
11
11
11
11
11
11
11
11
12
13
15
16
18
19
20
20
20
20
20
20

Feels Like (°C)

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

Dew Point (°C)

6
5
4
3
2
2
2
3
4
4
5
6
8
10
11
13
12
11
10
11
13
13
12
14

Relative Humidity (%)

51
52
53
54
52
53
53
57
60
64
66
71
79
81
80
79
68
59
51
56
62
65
61
70

Pressure (mb)

1022
1022
1022
1021
1021
1021
1020
1019
1018
1018
1017
1016
1015
1015
1014
1013
1013
1012
1011
1010
1010
1010
1010
1010

Ozone (du)

299
299
299
298
298
297
296
295
296
296
296
296
295
294
293
293
294
295
296
295
294
293
295
296

Sunday 27

Waning Gibbous 98%

18:57

09:20

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:59, Set: 18:47, Transit: 12:53. Moon - Rise: 18:57, Set: 09:20. Civil Dark: 19:23 - 06:26. Nautical Dark: 20:02 - 05:47. Astro Dark: 20:43 - 05:06

Total Clouds (% Sky Obscured)

95
98
92
86
66
94
88
93
99
97
100
100
97
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

46
80
74
24
1
0
1
3
10
11
9
7
13
12
4
0
0
12
11
7
0
0
4
10

Medium Clouds (% Sky Obscured)

52
0
0
1
14
0
0
38
43
65
70
89
67
51
100
96
94
81
87
87
77
77
36
26

High Clouds (% Sky Obscured)

95
94
81
86
66
94
87
90
96
96
100
100
85
96
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
7
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
2
80
81
83
68
27
2
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
41
30
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5

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
9
7
8
8
6
5
4
3
2
2
2
1
2
1
2
3
5
5
6
6
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
14
13
12
11
9
9
8
8
9
8
8
9
9
11
12
14
14
15
15
15
15
14

Dew Point (°C)

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

Relative Humidity (%)

83
83
89
86
89
92
93
93
95
93
93
90
91
85
77
74
67
60
55
53
50
49
52
58

Pressure (mb)

1011
1012
1013
1014
1015
1016
1017
1017
1018
1018
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020

Ozone (du)

295
293
294
294
295
297
297
297
297
296
297
297
297
299
301
303
304
305
305
305
306
307
307
307

Monday 28

Waning Gibbous 93%

18:57

10:48

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:01, Set: 18:44, Transit: 12:53. Moon - Rise: 18:57, Set: 10:48. Civil Dark: 19:20 - 06:28. Nautical Dark: 20:00 - 05:48. Astro Dark: 20:40 - 05:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
96
98
100
100
100
90
99
100
100
94
94
97
91
100
97
94
91

Low Clouds (% Sky Obscured)

14
17
25
29
28
27
35
33
43
46
66
68
53
35
16
26
47
65
63
54
33
16
9
1

Medium Clouds (% Sky Obscured)

28
25
26
31
69
63
88
43
94
82
79
79
49
48
100
43
27
25
17
8
3
10
15
20

High Clouds (% Sky Obscured)

100
100
100
99
100
100
71
48
62
100
53
45
3
45
39
31
1
4
30
31
100
93
87
78

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
4
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
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

12
25
42
63
71
88
58
29
6
2
2
9
25
35
43
18
2
3
2
1
0
1
1
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
14
14
14
14
14
14
14
15
15
15
15
16
17
18
19
20
22
23
24
24
24
23

Feels Like (°C)

13
12
12
12
11
11
12
12
12
13
13
13
13
13
15
16
17
19
20
20
21
22
21
21

Dew Point (°C)

8
8
8
9
10
12
13
13
13
14
14
14
14
15
15
17
18
19
18
19
18
17
17
17

Relative Humidity (%)

62
63
63
69
76
87
93
93
93
93
93
93
90
93
92
95
96
95
79
76
70
63
65
72

Pressure (mb)

1020
1020
1020
1020
1019
1019
1018
1017
1017
1016
1015
1015
1015
1014
1014
1014
1014
1013
1013
1012
1011
1011
1010
1010

Ozone (du)

307
308
307
306
306
306
307
306
305
306
306
303
303
302
300
299
299
298
297
296
293
291
290
290

Tuesday 29

Waning Gibbous 86%

19:17

12:17

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
13 Bad
14 Bad
15 OK
16 OK
17 Good
18 Good

Sun - Rise: 07:03, Set: 18:42, Transit: 12:52. Moon - Rise: 19:17, Set: 12:17. Civil Dark: 19:18 - 06:29. Nautical Dark: 19:57 - 05:50. Astro Dark: 20:38 - 05:10

Total Clouds (% Sky Obscured)

86
82
78
86
93
100
100
100
100
100
100
100
100
100
100
66
75
69
66
66
30
19
8
0

Low Clouds (% Sky Obscured)

1
2
0
0
31
0
58
55
58
57
53
53
67
74
61
52
43
61
37
29
30
19
8
0

Medium Clouds (% Sky Obscured)

14
10
14
62
68
75
86
100
100
100
100
100
95
74
86
29
59
60
61
55
4
0
0
0

High Clouds (% Sky Obscured)

78
78
74
83
91
100
98
97
96
98
99
100
100
100
100
37
29
32
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
7
9
9
9
9
9
6
5
5
8
1
8
7
9
9
9
4
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
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Moderate Rain
Light Rain
Light Rain
None
None
None
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

5
19
26
21
16
6
37
78
63
90
90
95
95
95
56
22
25
73
31
11
4
3
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.6
0.2
0.5
0.3
3.1
2.2
0.8
0
0
0
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
16
16
17
16
16
17
17
18
18
18
18
18
16
16
16
15
15
17
15
14
14
12
12

Relative Humidity (%)

74
73
76
81
76
74
79
81
89
91
93
93
95
95
90
86
78
70
80
68
65
62
60
63

Pressure (mb)

1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1007
1007
1007
1009
1009
1010
1010
1011
1012
1011
1012
1012
1012
1013

Ozone (du)

287
285
283
281
278
278
278
277
277
278
279
281
280
283
283
288
289
292
293
295
296
299
304
307

Wednesday 30

Waning Gibbous 76%

19:46

13:41

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

Sun - Rise: 07:04, Set: 18:40, Transit: 12:52. Moon - Rise: 19:46, Set: 13:41. Civil Dark: 19:16 - 06:31. Nautical Dark: 19:55 - 05:52. Astro Dark: 20:35 - 05:11

Total Clouds (% Sky Obscured)

13
20
25
34
29
29
58
84
83
59
63
68
68
72
72
59
49
39
48
58
67
53
39
23

Low Clouds (% Sky Obscured)

0
0
0
7
7
10
13
17
24
33
36
38
22
20
15
15
18
21
35
48
62
41
23
5

Medium Clouds (% Sky Obscured)

0
0
0
3
9
11
40
73
76
35
39
47
32
31
30
26
22
16
14
12
10
7
3
0

High Clouds (% Sky Obscured)

10
13
15
15
10
15
18
30
42
35
21
4
17
37
50
35
17
4
3
3
3
10
13
13

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
1
1
5
5
1
2
2
0
0
0
0
0
1
1
5
5
4
6
4
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)

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

Chance of Frost

Temperature (°C)

18
17
16
15
15
14
14
14
14
13
13
13
12
13
14
15
16
17
18
18
19
19
18
17

Feels Like (°C)

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

Dew Point (°C)

12
12
13
12
12
12
12
13
13
13
12
12
12
10
10
9
9
9
9
8
9
8
9
9

Relative Humidity (%)

70
75
82
83
86
87
90
93
95
96
96
95
95
86
76
69
64
59
54
52
52
50
56
62

Pressure (mb)

1014
1015
1015
1016
1016
1016
1016
1017
1017
1017
1018
1018
1019
1020
1020
1021
1021
1021
1021
1022
1022
1022
1022
1023

Ozone (du)

309
309
309
310
308
307
309
311
313
313
315
318
318
318
319
319
320
321
321
319
317
315
313
310

Thursday 1

Waning Gibbous 66%

20:28

14:51

19 OK
20 OK
21 Bad
22 Bad
23 OK
00 OK
01 Bad
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
18 Bad

Sun - Rise: 07:06, Set: 18:37, Transit: 12:52. Moon - Rise: 20:28, Set: 14:51. Civil Dark: 19:13 - 06:33. Nautical Dark: 19:53 - 05:53. Astro Dark: 20:33 - 05:13

Total Clouds (% Sky Obscured)

30
38
51
49
47
40
57
68
78
77
77
74
77
80
84
83
83
81
81
75
68
64
59
63

Low Clouds (% Sky Obscured)

4
4
4
13
23
25
24
19
18
27
36
43
55
67
78
63
43
23
33
43
53
59
59
58

Medium Clouds (% Sky Obscured)

14
30
46
49
47
40
57
68
78
77
75
72
63
55
48
40
33
25
21
17
11
7
4
0

High Clouds (% Sky Obscured)

13
17
25
30
30
35
36
31
18
20
24
27
23
19
16
27
35
45
40
28
19
30
43
54

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
3
3
2
7
5
2
2
1
0
1
2
1
9
12
6
11
9
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
11
11
11
11
11
10
10
10
10
10
10
9
10
10
11
11
13
13
16
16
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

68
73
76
80
79
80
80
80
81
83
84
86
86
83
79
77
69
63
57
55
54
53
58
64

Pressure (mb)

1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1026
1026
1027
1027

Ozone (du)

308
307
307
307
308
309
310
311
312
313
314
316
318
317
316
314
313
311
309
307
306
304
302
301

Friday 2

Waning Gibbous 54%

21:29

15:43

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: 07:08, Set: 18:35, Transit: 12:51. Moon - Rise: 21:29, Set: 15:43. Civil Dark: 19:11 - 06:34. Nautical Dark: 19:50 - 05:55. Astro Dark: 20:30 - 05:15

Total Clouds (% Sky Obscured)

75
86
100
86
71
53
58
61
64
69
74
79
86
93
100
85
70
54

Low Clouds (% Sky Obscured)

39
22
2
1
0
0
7
17
26
37
46
48
46
38
36
36
39
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

71
86
99
86
71
53
58
47
47
45
41
43
62
82
100
72
44
19

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 (%)

8
5
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)

5
5
5
4
4
4
4
4
4
4
4
4
4
4
5
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
9
9
8
8
8
8
8
8
8
9
9
9
9
9

Relative Humidity (%)

70
74
79
83
83
81
81
84
85
87
87
87
87
79
71
66
62
57

Pressure (mb)

1027
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030

Ozone (du)

299
299
299
300
299
299
299
299
298
298
297
297
296
296
296
296
296
296

Forecast for Loughton, Milton Keynes, United Kingdom (52.03,-0.77)

Generated: 26/09/26 19:05:24. Forecast: 26/09/26 to 02/10/26. Timezone: UTC+1.00