Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 11

New Moon 0%

06:50

19:18

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

Sun - Rise: 06:32, Set: 19:27, Transit: 12:59. Moon - Rise: 06:50, Set: 19:18. Civil Dark: 20:01 - 05:59. Nautical Dark: 20:42 - 05:18. Astro Dark: 21:26 - 04:34

Total Clouds (% Sky Obscured)

34
37
23
12
41
30
53
59
49
58
60
43
73
77
70
59
63
40
53
41
58
19
95
66

Low Clouds (% Sky Obscured)

34
15
5
12
41
30
39
49
42
32
26
31
60
77
70
46
30
22
25
27
30
0
5
0

Medium Clouds (% Sky Obscured)

8
2
0
0
0
0
9
8
10
21
24
18
14
0
0
0
0
0
0
0
9
8
16
20

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
24
1
18
0
1
11
20
10
14
15
8
7
81
66

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)

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

Chance of Frost

Temperature (°C)

14
14
15
16
18
18
19
20
21
21
21
21
21
19
18
17
16
15
14
13
13
13
12
12

Feels Like (°C)

13
13
15
17
18
18
19
19
20
21
20
21
21
18
17
16
16
15
15
13
13
12
12
10

Dew Point (°C)

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

Relative Humidity (%)

90
93
87
81
73
64
56
51
47
46
44
45
50
60
62
65
72
74
75
78
81
86
93
93

Pressure (mb)

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

Ozone (du)

315
315
317
319
319
318
319
322
324
324
321
316
313
306
303
300
297
294
295
295
295
295
295
294

Saturday 12

Waxing Crescent 2%

08:11

19:30

06 Bad
07 Bad
08 Bad
09 OK
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

Sun - Rise: 06:33, Set: 19:24, Transit: 12:59. Moon - Rise: 08:11, Set: 19:30. Civil Dark: 19:58 - N/A. Nautical Dark: 20:39 - 05:20. Astro Dark: 21:23 - 04:36

Total Clouds (% Sky Obscured)

93
94
51
43
58
54
71
70
86
94
97
97
96
100
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

12
35
48
36
15
32
64
47
64
65
49
59
82
81
65
78
100
96
92
87
95
97
97
86

Medium Clouds (% Sky Obscured)

26
20
14
8
5
5
11
17
13
69
86
93
83
100
91
32
98
100
49
100
100
100
100
100

High Clouds (% Sky Obscured)

56
40
4
2
17
8
13
3
48
8
23
30
46
30
16
100
100
69
45
100
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
2
9
9
8

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

Precipitation Probability (%)

0
0
0
0
0
0
3
4
1
3
14
15
7
24
31
30
55
14
32
57
95
95
73
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
2.7
2.3
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
13
14
16
18
20
21
22
22
22
21
20
20
19
19
18
18
18
18
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
86
74
65
60
59
60
58
62
61
62
68
71
75
81
83
88
90
90
95
95
96
96

Pressure (mb)

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

Ozone (du)

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

Sunday 13

Waxing Crescent 7%

09:31

19:42

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 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:35, Set: 19:22, Transit: 12:58. Moon - Rise: 09:31, Set: 19:42. Civil Dark: 19:56 - 06:01. Nautical Dark: 20:37 - 05:22. Astro Dark: 21:21 - 04:38

Total Clouds (% Sky Obscured)

100
99
99
63
75
72
70
71
62
71
88
89
79
100
100
100
100
100
86
83
80
78
82
87

Low Clouds (% Sky Obscured)

99
94
95
55
54
72
65
40
32
54
52
42
32
51
45
41
48
43
18
26
38
41
43
36

Medium Clouds (% Sky Obscured)

96
10
9
6
0
0
0
0
2
1
10
4
73
92
87
80
77
16
23
20
20
13
13
14

High Clouds (% Sky Obscured)

100
55
0
0
49
6
22
30
15
12
17
60
34
100
100
100
100
100
35
33
31
33
35
37

ISS Passover

Visibility (miles)

4
6
4
7
6
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 (%)

33
29
22
17
14
12
4
0
0
0
0
2
0
1
1
1
6
6
1
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
8
6
6
7
6
7
7
7
7
6
6
4
2
2
1
3
4
4
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
95
80
71
69
69
61
56
55
57
60
67
67
68
69
76
85
88
90
92
93
93

Pressure (mb)

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

Ozone (du)

297
303
307
307
300
296
294
294
293
294
293
291
289
288
289
290
289
290
290
289
286
285
283
281

Monday 14

Waxing Crescent 13%

10:50

19:57

06 Bad
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 Bad
04 Bad
05 Bad

Sun - Rise: 06:36, Set: 19:20, Transit: 12:58. Moon - Rise: 10:50, Set: 19:57. Civil Dark: 19:53 - 06:02. Nautical Dark: 20:34 - 05:23. Astro Dark: 21:18 - 04:40

Total Clouds (% Sky Obscured)

78
53
38
34
47
76
90
59
87
75
82
83
88
82
66
62
77
89
94
97
72
66
67
100

Low Clouds (% Sky Obscured)

37
36
36
34
47
70
83
45
79
51
56
51
61
62
32
34
33
26
27
32
44
47
49
45

Medium Clouds (% Sky Obscured)

16
13
2
0
1
2
2
4
5
6
8
7
5
10
18
10
50
87
84
93
30
30
23
88

High Clouds (% Sky Obscured)

19
5
2
2
2
1
0
0
0
0
19
38
46
30
13
13
43
64
25
28
34
49
35
63

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
0
0
1
14
2
0
0
0
1
2
0
0
0
0
0
1
2
24
29

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
18
19
21
22
22
23
25
23
24
23
23
22
22
22
21
19
19
18
17
19
18
17

Dew Point (°C)

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

Relative Humidity (%)

93
95
87
76
74
69
71
73
64
69
64
66
70
68
74
86
91
93
95
95
96
95
95
95

Pressure (mb)

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

Ozone (du)

281
281
282
283
284
286
288
289
289
290
290
289
290
289
289
293
295
290
290
290
290
290
290
290

Tuesday 15

Waxing Crescent 21%

12:08

20:15

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

Sun - Rise: 06:38, Set: 19:17, Transit: 12:58. Moon - Rise: 12:08, Set: 20:15. Civil Dark: 19:51 - 06:04. Nautical Dark: 20:32 - 05:25. Astro Dark: 21:15 - 04:42

Total Clouds (% Sky Obscured)

100
91
81
63
40
36
36
65
48
58
60
54
19
20
13
4
14
24
35
40
42
43
52
55

Low Clouds (% Sky Obscured)

50
46
38
29
24
24
21
65
44
58
60
54
8
17
11
4
12
15
15
13
14
15
19
24

Medium Clouds (% Sky Obscured)

99
91
23
4
0
0
2
1
0
0
0
1
2
0
0
0
0
1
1
1
0
0
8
17

High Clouds (% Sky Obscured)

55
55
45
22
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
6
6
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 (%)

30
25
16
7
3
2
5
20
9
21
26
6
18
16
8
6
1
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)

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

Chance of Frost

Temperature (°C)

17
17
17
18
18
19
20
20
20
20
20
19
17
17
15
14
13
13
12
12
12
11
11
11

Feels Like (°C)

16
16
16
16
15
17
17
17
17
18
17
15
15
17
16
15
15
14
14
13
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

92
90
83
76
65
60
53
52
59
56
56
66
72
68
69
70
72
74
76
80
81
84
87
87

Pressure (mb)

1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1017
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

291
292
292
291
293
292
294
298
303
308
312
317
320
325
328
331
335
335
336
336
336
337
337
336

Wednesday 16

Waxing Crescent 30%

13:24

20:40

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 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:40, Set: 19:15, Transit: 12:57. Moon - Rise: 13:24, Set: 20:40. Civil Dark: 19:49 - 06:06. Nautical Dark: 20:29 - 05:27. Astro Dark: 21:12 - 04:44

Total Clouds (% Sky Obscured)

61
66
73
83
82
81
81
88
95
100
95
89
84
81
78
75
77
82
83
89
92
97
88
78

Low Clouds (% Sky Obscured)

31
52
73
83
82
76
65
77
88
100
88
75
65
52
38
25
26
27
29
25
21
23
34
40

Medium Clouds (% Sky Obscured)

27
35
47
60
43
22
2
5
6
8
12
13
9
5
5
0
0
5
5
32
53
77
71
63

High Clouds (% Sky Obscured)

5
9
14
15
27
41
58
71
75
85
80
80
75
74
73
75
59
37
12
16
21
23
27
26

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 (%)

1
20
22
19
17
14
12
16
18
20
19
18
19
17
15
13
14
12
5
5
5
4
21
27

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
84
80
77
73
68
62
59
59
59
59
61
64
65
71
78
84
86
86
86
86
84
83
83

Pressure (mb)

1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014

Ozone (du)

335
333
335
336
338
338
339
340
338
335
332
329
325
322
319
316
313
311
309
307
306
306
306
304

Thursday 17

Waxing Crescent 39%

14:34

21:14

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 OK

Sun - Rise: 06:41, Set: 19:12, Transit: 12:57. Moon - Rise: 14:34, Set: 21:14. Civil Dark: 19:46 - 06:08. Nautical Dark: 20:27 - 05:29. Astro Dark: 21:09 - 04:46

Total Clouds (% Sky Obscured)

65
67
69
71
76
79
84
90
95
100
99
98
96
98
99
100
82
65
47

Low Clouds (% Sky Obscured)

43
44
47
50
58
66
74
66
57
48
42
31
20
16
12
6
12
19
27

Medium Clouds (% Sky Obscured)

54
56
58
63
52
38
23
20
16
13
36
54
72
75
80
85
65
47
26

High Clouds (% Sky Obscured)

20
16
12
13
10
11
12
42
71
100
97
94
91
93
95
98
68
38
8

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 (%)

32
24
16
5
4
3
1
4
6
4
7
6
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
10
11
12
13
13
13
13
14
15
14
13
12
11
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
80
75
72
69
67
65
59
53
47
51
56
59
65
71
77
80
84

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1013
1013
1013
1014
1014
1014

Ozone (du)

303
302
301
301
300
300
300
300
300
301
301
302
302
302
302
301
301
302
302

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

Generated: 11/09/26 06:54:18. Forecast: 11/09/26 to 17/09/26. Timezone: UTC+1.00