Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waxing Gibbous 97%

18:22

05:35

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

Sun - Rise: 07:12, Set: 19:14, Transit: 13:12. Moon - Rise: 18:22, Set: 05:35. Civil Dark: 19:46 - 06:40. Nautical Dark: 20:24 - 06:02. Astro Dark: 21:03 - 05:23

Total Clouds (% Sky Obscured)

92
85
61
48
34
34
25
21
6
23
35
33
39
39
37
37
40
90
100
100
99
98
93
99

Low Clouds (% Sky Obscured)

27
29
32
38
29
29
23
17
5
19
28
27
32
32
30
31
32
37
26
20
28
43
31
32

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
12
12
11

High Clouds (% Sky Obscured)

21
46
16
3
3
3
1
3
0
0
1
0
0
0
0
0
3
66
100
100
97
97
90
97

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 (%)

1
0
0
0
0
6
23
96
100
100
100
100
100
100
89
84
88
98
57
12
6
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
10
10
9
7
5
5
4
3
3
3
3
2
2
2
2
4
3
3
2
3
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
59
60
64
71
85
90
90
89
89
90
93
95
93
95
93
93
87
86
78
73
70
64
63

Pressure (mb)

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

Ozone (du)

282
282
282
282
283
282
283
283
283
284
283
283
283
282
283
283
281
280
280
280
281
283
284
284

Friday 25

Waxing Gibbous 99%

18:35

06:52

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:13, Set: 19:11, Transit: 13:11. Moon - Rise: 18:35, Set: 06:52. Civil Dark: 19:44 - 06:41. Nautical Dark: 20:22 - 06:03. Astro Dark: 21:01 - 05:24

Total Clouds (% Sky Obscured)

70
100
100
99
100
100
100
97
100
99
100
100
100
100
84
99
98
83
93
99
99
69
84
81

Low Clouds (% Sky Obscured)

37
48
48
23
24
20
16
0
2
9
0
0
0
1
12
17
19
19
7
2
3
29
28
32

Medium Clouds (% Sky Obscured)

24
29
30
31
29
35
32
50
94
99
100
87
90
91
34
13
0
0
7
10
15
13
18
19

High Clouds (% Sky Obscured)

70
100
100
94
100
100
100
60
100
90
78
100
98
100
73
98
96
79
93
99
98
59
69
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 (%)

1
4
1
1
0
0
0
0
0
0
0
0
0
1
1
1
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
11
13
15
14
12
9
11
10
9
9
8
7
6
5
5
5
5
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
67
79
85
82
78
76
78
79
79
79
78
83
84
83
84
87
86
83
75
69
64
61
59

Pressure (mb)

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

Ozone (du)

284
283
283
282
281
279
278
279
280
283
284
286
287
288
289
292
295
297
300
301
301
301
300
298

Saturday 26

Full Moon 100%

18:48

08:11

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 07:15, Set: 19:09, Transit: 13:11. Moon - Rise: 18:48, Set: 08:11. Civil Dark: 19:41 - 06:43. Nautical Dark: 20:19 - 06:05. Astro Dark: 20:58 - 05:26

Total Clouds (% Sky Obscured)

87
82
90
79
50
44
41
33
62
51
91
95
88
96
81
70
99
63
54
56
84
82
96
99

Low Clouds (% Sky Obscured)

36
30
30
22
12
0
5
2
0
0
4
14
17
28
21
19
13
20
26
35
34
32
28
92

Medium Clouds (% Sky Obscured)

17
23
22
11
9
44
41
33
62
51
91
95
88
94
69
10
15
27
17
21
66
19
38
99

High Clouds (% Sky Obscured)

86
78
72
24
30
44
41
33
60
51
38
12
3
0
0
14
59
28
44
56
44
56
55
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
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
11
22
27
33
53
75

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
0.2
0.5

Wind Speed/Direction (mph)

7
7
7
7
6
4
3
3
3
4
5
5
7
8
8
9
10
10
10
11
13
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
62
64
67
71
82
83
84
86
84
84
86
87
87
87
89
89
89
87
81
67
60
60
62

Pressure (mb)

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

Ozone (du)

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

Sunday 27

Waning Gibbous 98%

19:03

09:33

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:16, Set: 19:07, Transit: 13:11. Moon - Rise: 19:03, Set: 09:33. Civil Dark: 19:39 - 06:44. Nautical Dark: 20:17 - 06:07. Astro Dark: 20:56 - 05:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
95
97
98
99
86
74
64
60

Low Clouds (% Sky Obscured)

79
94
90
67
33
63
23
23
15
11
6
8
10
11
9
7
4
4
3
3
8
15
56
60

Medium Clouds (% Sky Obscured)

88
21
88
95
88
17
14
15
53
14
5
62
14
95
86
79
75
75
75
80
80
74
64
33

High Clouds (% Sky Obscured)

75
89
92
96
100
100
100
100
100
100
100
100
100
100
97
94
90
94
96
99
79
62
48
47

ISS Passover

Visibility (miles)

9
9
9
5
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

54
58
60
58
34
13
12
10
16
14
7
5
2
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.3
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
90
89
89
92
96
87
84
86
86
86
86
84
82
83
82
80
80
78
76
74
69
64
57

Pressure (mb)

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

Ozone (du)

294
296
295
294
295
296
296
296
296
296
298
300
303
304
304
305
306
308
309
310
310
311
313
313

Monday 28

Waning Gibbous 93%

19:21

10:58

14 Bad
15 OK
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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:18, Set: 19:05, Transit: 13:10. Moon - Rise: 19:21, Set: 10:58. Civil Dark: 19:37 - 06:46. Nautical Dark: 20:15 - 06:08. Astro Dark: 20:53 - 05:30

Total Clouds (% Sky Obscured)

51
46
61
73
91
91
92
93
95
98
100
99
99
98
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

51
46
61
72
72
76
48
73
89
88
87
78
68
59
44
34
24
17
10
4
9
14
19
29

Medium Clouds (% Sky Obscured)

51
46
61
73
91
91
92
93
95
95
93
75
61
49
40
35
28
19
9
0
18
37
56
66

High Clouds (% Sky Obscured)

41
35
44
58
69
57
49
38
58
59
100
95
90
86
89
95
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
5
4
5
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
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
1
0
4
26
60
69
70
60
58
43
29
27
13
2
6
2
0
0
0
1
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.3
0.2
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
6
6
6
7
9
9
10
11
12
14
14
14
15
15
13
12
11
13
15
17
19
20
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
9
11
11
11
11
12
13
15
15
15
16
16
16
16
17
17
17
17
18
18
18
18
18

Relative Humidity (%)

55
56
65
68
72
78
83
86
95
96
95
96
96
96
96
96
95
95
93
93
91
88
85
81

Pressure (mb)

1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1012
1011
1010
1009
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

312
310
310
310
310
308
305
304
302
302
302
299
298
297
296
295
295
294
293
292
290
291
292
293

Tuesday 29

Waning Gibbous 86%

19:44

12:25

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:20, Set: 19:03, Transit: 13:10. Moon - Rise: 19:44, Set: 12:25. Civil Dark: 19:35 - 06:47. Nautical Dark: 20:12 - 06:10. Astro Dark: 20:51 - 05:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
81
75
79
87
90
84
77
69
74

Low Clouds (% Sky Obscured)

39
50
66
82
98
96
96
96
95
94
93
94
95
97
68
38
11
12
16
21
23
25
30
37

Medium Clouds (% Sky Obscured)

71
76
79
83
90
91
93
95
81
79
73
86
94
100
70
39
23
33
38
38
33
24
15
31

High Clouds (% Sky Obscured)

100
100
99
97
95
97
98
100
100
100
100
89
79
68
63
61
64
58
43
19
8
4
8
13

ISS Passover

Visibility (miles)

7
5
3
5
7
9
9
9
9
9
8
7
8
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
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

39
55
54
49
31
57
78
95
95
95
95
95
95
72
64
49
28
49
54
51
44
36
32
27

Precipitation Amount (mm)

0
0.3
0.2
0
0
0.2
0.5
0.6
1
1.6
2.2
1.9
0.8
0.2
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

22
22
22
23
23
24
24
24
25
19
17
18
18
17
18
18
18
18
19
19
19
19
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
17
16
16
15
14
13
13
12
13
14
14
11
11
12
14
14
15
14
13
12
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

85
89
92
91
88
85
86
88
89
92
92
95
90
86
83
82
82
81
79
78
76
72
69
65

Pressure (mb)

1007
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1006
1006
1007
1007
1007
1008
1008
1009
1009
1010
1010
1011

Ozone (du)

292
292
292
292
292
292
293
293
294
293
293
293
294
296
298
300
303
306
308
310
312
313
313
313

Wednesday 30

Waning Gibbous 76%

20:16

13:46

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

Sun - Rise: 07:21, Set: 19:00, Transit: 13:10. Moon - Rise: 20:16, Set: 13:46. Civil Dark: 19:33 - 06:49. Nautical Dark: 20:10 - 06:11. Astro Dark: 20:49 - 05:33

Total Clouds (% Sky Obscured)

80
84
88
91
95
96
98
100
97
97
96
96
97
99
93
87
81

Low Clouds (% Sky Obscured)

37
39
40
41
45
41
37
34
28
21
19
19
19
18
17
14
9

Medium Clouds (% Sky Obscured)

49
67
75
84
95
96
97
98
83
68
53
41
30
18
29
39
49

High Clouds (% Sky Obscured)

14
15
16
12
8
34
60
90
88
87
85
92
95
97
83
69
55

ISS Passover

Visibility (miles)

9
9
9
8
7
6
6
7
8
8
8
8
8
8
7
7
6

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

24
19
29
40
54
50
45
50
45
40
38
44
50
62
58
54
49

Precipitation Amount (mm)

0
0
0
0
0.3
0
0
0.2
0
0
0
0
0.2
0.4
0.3
0.2
0

Wind Speed/Direction (mph)

20
19
19
17
16
15
14
14
14
13
13
13
12
12
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
13
13
13
13
14
14
13
13
13
13
13
13
13
13

Relative Humidity (%)

65
68
68
72
76
79
81
83
83
85
86
87
89
89
89
89
89

Pressure (mb)

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

Ozone (du)

312
312
311
311
312
313
314
315
316
315
315
314
316
317
319
319
319

Forecast for Constantine, Cornwall, United Kingdom (50.12,-5.17)

Generated: 24/09/26 14:24:31. Forecast: 24/09/26 to 30/09/26. Timezone: UTC+1.00