Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 17

Waxing Crescent 39%

14:38

21:40

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 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:57, Set: 19:26, Transit: 13:12. Moon - Rise: 14:38, Set: 21:40. Civil Dark: 19:59 - 06:24. Nautical Dark: 20:38 - 05:47. Astro Dark: 21:19 - 05:06

Total Clouds (% Sky Obscured)

100
100
96
75
74
59
96
97
80
95
76
84
76
73
52
46
49
36
40
92
100
99
85
98

Low Clouds (% Sky Obscured)

98
63
38
40
28
33
45
55
64
70
65
84
76
73
51
38
32
27
31
68
81
65
78
36

Medium Clouds (% Sky Obscured)

30
16
0
0
4
6
0
0
65
65
24
2
0
0
0
0
0
0
0
0
0
0
7
34

High Clouds (% Sky Obscured)

100
33
18
50
74
59
96
90
39
81
11
0
0
0
0
0
0
0
0
87
100
98
34
93

ISS Passover

Visibility (miles)

3
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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
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 (%)

81
58
12
15
8
11
6
17
11
19
17
8
19
20
19
19
6
17
7
2
2
3
3
2

Precipitation Amount (mm)

0.3
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
15
16
16
16
18
18
18
17
17
16
16
14
12
10
10
10
9
8
6
7
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
90
86
75
64
57
59
66
66
69
66
67
72
77
81
84
87
90
90
81
72
81
79

Pressure (mb)

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

Ozone (du)

306
307
308
310
311
312
310
307
306
306
307
306
304
305
308
309
306
305
305
303
301
300
297
294

Friday 18

First Quarter 49%

15:37

22:27

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: 06:58, Set: 19:24, Transit: 13:11. Moon - Rise: 15:37, Set: 22:27. Civil Dark: 19:57 - 06:26. Nautical Dark: 20:36 - 05:48. Astro Dark: 21:16 - 05:08

Total Clouds (% Sky Obscured)

92
92
100
100
94
99
100
100
100
100
100
100
100
98
99
96
97
99
99
98
100
93
100
95

Low Clouds (% Sky Obscured)

28
52
50
58
37
28
67
86
92
100
100
100
100
93
93
85
89
89
45
46
66
62
67
73

Medium Clouds (% Sky Obscured)

36
88
100
97
94
96
100
100
90
100
73
43
36
74
49
32
13
5
6
9
5
6
3
3

High Clouds (% Sky Obscured)

27
28
25
95
27
65
100
100
100
100
32
25
25
29
55
26
42
78
98
51
100
50
100
73

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
0
0
10
2
3
5
10
9
12
12
8
6
4
8
16
12
13
8
9
5
3
5
2

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
6
5
7
11
14
14
15
14
15
15
15
15
14
14
13
15
14
13
13
14
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
80
71
66
61
64
67
70
74
78
79
85
87
89
89
81
86
85
92
96
95
95
96

Pressure (mb)

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

Ozone (du)

291
288
285
284
284
284
283
281
281
281
282
284
282
284
287
290
290
289
287
286
285
285
286
287

Saturday 19

Waxing Gibbous 59%

16:25

23:25

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: 07:00, Set: 19:22, Transit: 13:11. Moon - Rise: 16:25, Set: 23:25. Civil Dark: 19:55 - 06:27. Nautical Dark: 20:33 - 05:50. Astro Dark: 21:14 - 05:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
96
100
100
100
95
100
100
100
100
100
100
98
97
97
92
88

Low Clouds (% Sky Obscured)

84
78
88
74
85
80
81
83
90
99
100
100
93
97
99
97
95
100
99
64
88
93
88
86

Medium Clouds (% Sky Obscured)

24
12
45
6
10
11
29
86
33
60
37
60
59
55
53
32
99
78
93
37
38
26
18
17

High Clouds (% Sky Obscured)

94
92
100
93
100
100
100
100
66
88
35
28
26
100
100
100
86
96
91
81
47
39
43
42

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
4
4
3
2
0
0
0
7
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
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

5
3
2
10
4
8
8
9
6
15
11
13
9
14
19
29
57
55
30
14
15
11
13
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
12
12
14
15
16
17
17
16
16
16
14
14
12
12
12
12
12
12
11
9
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
87
85
87
86
83
83
85
89
92
93
95
95
98
96
96
96
96
96
96
95
93
95

Pressure (mb)

1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1021
1022
1022
1022
1023
1023
1023
1024
1024
1024

Ozone (du)

288
288
288
288
288
288
288
287
285
285
284
284
284
283
284
285
284
284
284
282
280
278
277
275

Sunday 20

Waxing Gibbous 68%

17:01

00:33

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 OK
21 OK
22 OK
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 07:01, Set: 19:20, Transit: 13:10. Moon - Rise: 17:01, Set: 00:33. Civil Dark: 19:52 - 06:29. Nautical Dark: 20:31 - 05:52. Astro Dark: 21:11 - 05:12

Total Clouds (% Sky Obscured)

83
74
75
73
77
84
91
88
88
85
83
90
95
62
33
16
12
7
2
0
1
4
6
6

Low Clouds (% Sky Obscured)

82
71
61
44
41
44
45
47
61
59
45
43
45
23
0
0
0
0
0
0
1
4
6
6

Medium Clouds (% Sky Obscured)

14
7
6
6
5
5
6
6
7
7
3
2
1
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

37
7
54
60
63
71
77
71
70
58
56
65
76
45
29
13
11
6
2
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
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
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
93
86
80
77
70
66
64
66
70
71
74
82
89
93
93
93
95
95
96
96
96
96

Pressure (mb)

1025
1026
1026
1027
1028
1028
1029
1029
1029
1030
1030
1030
1030
1031
1032
1032
1032
1033
1033
1033
1033
1033
1033
1033

Ozone (du)

274
274
274
275
277
277
278
278
277
277
276
276
275
276
276
276
275
275
275
276
276
275
276
276

Monday 21

Waxing Gibbous 77%

17:28

01:45

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

Sun - Rise: 07:03, Set: 19:17, Transit: 13:10. Moon - Rise: 17:28, Set: 01:45. Civil Dark: 19:50 - 06:30. Nautical Dark: 20:29 - 05:53. Astro Dark: 21:09 - 05:13

Total Clouds (% Sky Obscured)

6
4
3
0
0
0
0
13
16
10
8
1
0
22
20
25
21
24
23
23
23
22
16
17

Low Clouds (% Sky Obscured)

6
4
3
0
0
0
0
13
16
10
8
1
0
9
7
7
7
10
10
13
13
13
10
10

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
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
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
2
1
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
2
2
2
3
4
4
4
5
5
5
5
6
5
5
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

11
11
12
14
16
18
19
20
21
21
21
20
18
16
17
16
15
15
15
14
14
14
14
14

Feels Like (°C)

13
13
14
17
19
20
21
22
21
21
21
21
19
17
18
18
17
17
17
16
15
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
89
82
71
64
60
58
57
59
65
73
87
90
93
93
95
95
93
93
93
93
93

Pressure (mb)

1033
1033
1033
1034
1034
1033
1033
1033
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1029

Ozone (du)

277
277
277
275
274
274
274
274
274
273
274
273
273
273
274
274
275
275
275
276
276
275
275
275

Tuesday 22

Waxing Gibbous 85%

17:49

03:00

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

Sun - Rise: 07:04, Set: 19:15, Transit: 13:10. Moon - Rise: 17:49, Set: 03:00. Civil Dark: 19:48 - 06:32. Nautical Dark: 20:26 - 05:55. Astro Dark: 21:06 - 05:15

Total Clouds (% Sky Obscured)

17
16
17
18
25
30
34
35
36
34
33
35
34
33
32
33
34
36
37
40
42
47
49
53

Low Clouds (% Sky Obscured)

7
6
6
5
8
14
17
31
36
34
33
35
34
33
32
15
14
12
11
24
36
47
46
42

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
1
1
1
1
1
1
1
1
7
14
17
21
25

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
3
4
0
2
1
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
3
4
4
5
6
7
9
8
7
7
6
5
4
4
4
3
4
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
17
17
18
19
19
25
24
23
22
22
22
17
17
17
16
17
16
15
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

93
93
89
83
78
73
67
63
65
67
69
73
78
83
86
89
92
92
93
92
92
92
90
93

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026

Ozone (du)

274
274
274
274
274
274
274
274
274
274
274
274
275
275
275
275
276
276
277
277
277
277
277
279

Wednesday 23

Waxing Gibbous 92%

18:05

04:16

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

Sun - Rise: 07:06, Set: 19:13, Transit: 13:09. Moon - Rise: 18:05, Set: 04:16. Civil Dark: 19:45 - 06:33. Nautical Dark: 20:24 - 05:57. Astro Dark: 21:04 - 05:17

Total Clouds (% Sky Obscured)

57
45
31
16
25
33
41
53
64
74
80
84
86
90
95
100
86
71
57

Low Clouds (% Sky Obscured)

39
28
17
5
11
18
27
27
25
21
14
8
1
4
6
8
8
11
11

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

29
22
15
8
7
5
4
12
21
25
45
65
85
90
95
100
75
57
35

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 (%)

0
0
0
0
6
3
0
3
0
0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
14
15
16
16
17
23
22
21
21
21
21
14
14
14
13
13

Dew Point (°C)

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

Relative Humidity (%)

93
95
90
86
82
75
67
62
61
60
60
67
74
83
86
89
92
92
90

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026

Ozone (du)

280
281
281
282
282
282
282
282
281
280
280
279
279
278
279
280
280
280
280

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.43)

Generated: 17/09/26 06:50:51. Forecast: 17/09/26 to 23/09/26. Timezone: UTC+1.00