Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waxing Gibbous 97%

18:22

05:21

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

Sun - Rise: 06:59, Set: 18:59, Transit: 12:59. Moon - Rise: 18:22, Set: 05:21. Civil Dark: 19:31 - 06:27. Nautical Dark: 20:09 - 05:48. Astro Dark: 20:49 - 05:09

Total Clouds (% Sky Obscured)

80
56
45
35
4
6
9
12
14
24
35
30
37
7
5
2
40
90
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
4
9
11
19
28
24
33
6
4
2
8
14
0
14
10
21
33
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
20
21
20

High Clouds (% Sky Obscured)

3
4
3
0
3
3
2
0
0
0
0
0
0
0
0
0
40
90
100
100
100
100
99
90

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
35
75
91
96
78
2
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
3
3
3
1
4
4
4
4
6
6
6
6
4
4
6
8
8
9
9
9
11
10

Chance of Frost

Temperature (°C)

15
15
15
14
14
14
14
13
13
14
16
17
19
20
22
22
23
22
21
20
18
17
16
15

Feels Like (°C)

16
17
17
17
16
17
15
15
14
15
17
19
20
22
24
24
24
23
20
18
17
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

93
93
92
92
92
92
93
93
93
89
81
71
64
58
53
50
48
48
51
59
69
79
87
87

Pressure (mb)

1021
1020
1020
1019
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019

Ozone (du)

283
282
281
280
281
280
280
282
284
285
286
286
286
286
286
287
286
284
283
284
283
281
280
279

Friday 25

Waxing Gibbous 99%

18:35

06:38

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:01, Set: 18:56, Transit: 12:58. Moon - Rise: 18:35, Set: 06:38. Civil Dark: 19:29 - 06:28. Nautical Dark: 20:07 - 05:50. Astro Dark: 20:47 - 05:10

Total Clouds (% Sky Obscured)

95
96
82
84
83
100
100
100
100
100
100
100
100
100
62
80
92
99
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

26
90
82
84
83
91
60
55
55
1
0
0
0
0
0
0
2
20
21
25
27
93
98
99

High Clouds (% Sky Obscured)

53
85
44
50
48
100
100
100
100
100
100
100
100
100
53
75
88
97
96
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
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)

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

Chance of Frost

Temperature (°C)

15
14
13
12
11
10
9
8
8
9
12
15
17
18
19
20
20
20
18
17
15
13
13
13

Feels Like (°C)

13
12
10
9
8
8
7
7
6
7
10
14
16
17
18
18
18
17
15
16
14
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

90
89
81
76
76
82
85
85
87
82
73
65
58
51
47
45
45
49
55
63
73
74
74
71

Pressure (mb)

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

Ozone (du)

279
279
280
281
285
286
288
290
292
294
296
297
296
296
295
293
293
291
291
292
291
291
291
292

Saturday 26

Full Moon 100%

18:49

07:58

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:02, Set: 18:54, Transit: 12:58. Moon - Rise: 18:49, Set: 07:58. Civil Dark: 19:27 - 06:30. Nautical Dark: 20:05 - 05:52. Astro Dark: 20:44 - 05:12

Total Clouds (% Sky Obscured)

99
100
99
98
93
83
91
95
84
89
97
100
100
97
86
89
98
98
96
99
99
99
99
99

Low Clouds (% Sky Obscured)

11
10
4
8
9
7
20
10
11
19
26
19
20
20
10
21
44
15
48
91
47
44
59
85

Medium Clouds (% Sky Obscured)

98
100
95
97
89
81
89
95
84
50
94
92
63
82
61
85
95
98
96
99
99
99
99
99

High Clouds (% Sky Obscured)

92
100
88
40
35
26
35
33
27
39
30
100
93
70
48
35
53
34
40
65
65
65
62
60

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
2
14
12
2
6
3
0
1
3
4
0
4
6
10
14
22
27
28

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)

1
2
2
3
4
4
5
4
4
4
6
9
10
10
10
10
10
11
10
8
7
6
7
8

Chance of Frost

Temperature (°C)

12
12
12
11
11
12
11
11
11
13
16
18
19
19
20
20
20
19
18
17
17
17
17
17

Feels Like (°C)

11
11
11
10
10
10
10
11
11
12
16
17
17
18
18
18
18
18
17
16
16
16
16
15

Dew Point (°C)

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

Relative Humidity (%)

71
72
75
77
79
81
86
92
93
90
85
80
75
72
69
69
68
67
71
78
85
92
89
82

Pressure (mb)

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

Ozone (du)

292
292
292
292
292
291
291
290
290
290
289
290
290
289
288
287
287
287
287
287
287
286
287
287

Sunday 27

Waning Gibbous 98%

19:07

09:21

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:04, Set: 18:52, Transit: 12:58. Moon - Rise: 19:07, Set: 09:21. Civil Dark: 19:24 - 06:31. Nautical Dark: 20:03 - 05:53. Astro Dark: 20:42 - 05:14

Total Clouds (% Sky Obscured)

99
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

84
84
82
80
84
84
86
86
86
88
87
86
85
84
62
89
92
88
84
82
82
84
85
85

Medium Clouds (% Sky Obscured)

99
98
98
98
99
99
100
100
100
100
100
96
90
84
87
94
98
97
96
96
98
99
100
100

High Clouds (% Sky Obscured)

62
67
73
79
84
80
78
76
84
91
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
6
7
9
8
5
9
9
9
9
4
2
5
9
9
9
9
7

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

Precipitation Probability (%)

40
44
48
41
51
93
95
95
95
95
95
89
62
33
43
81
95
88
60
42
37
40
58
73

Precipitation Amount (mm)

0
0
0
0
0
0.7
0.8
0.7
0.4
0.5
0.7
0.5
0.3
0
0
0.6
1.3
0.9
0.3
0
0
0
0.3
0.4

Wind Speed/Direction (mph)

7
6
6
6
7
6
6
6
7
7
9
10
7
6
4
3
4
5
4
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
86
90
93
95
93
95
98
96
95
95
93
95
92
92
89
91
93
96
98
98
96
96
96

Pressure (mb)

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

Ozone (du)

287
289
289
289
288
287
287
288
288
289
291
292
294
295
295
294
294
295
297
298
299
299
300
300

Monday 28

Waning Gibbous 93%

19:29

10:47

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 OK
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:05, Set: 18:50, Transit: 12:57. Moon - Rise: 19:29, Set: 10:47. Civil Dark: 19:22 - 06:33. Nautical Dark: 20:00 - 05:55. Astro Dark: 20:39 - 05:16

Total Clouds (% Sky Obscured)

100
100
93
85
80
82
84
86
88
90
92
95
97
100
91
82
71
61
51
46
44
42
39
42

Low Clouds (% Sky Obscured)

82
77
72
67
62
64
58
61
60
60
65
65
68
0
0
0
0
0
0
1
0
0
0
0

Medium Clouds (% Sky Obscured)

100
97
93
85
80
82
84
86
88
90
92
52
13
80
53
28
1
1
3
4
5
6
10
11

High Clouds (% Sky Obscured)

100
100
77
57
60
73
79
81
84
79
81
46
91
100
91
81
71
61
51
46
41
32
27
34

ISS Passover

Visibility (miles)

8
6
7
9
9
7
7
2
2
4
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

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

Precipitation Probability (%)

87
94
81
86
74
82
95
95
95
73
49
48
21
19
24
6
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.6
0.7
0.3
0.4
0.3
0.4
1.5
0.9
0.8
0.3
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
95
96
98
96
98
96
93
92
88
73
73
71
70
77
85
93
93
93
92

Pressure (mb)

1015
1015
1014
1014
1013
1012
1012
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

300
301
302
302
303
301
300
299
299
299
300
298
296
298
300
300
301
302
302
301
301
299
298
296

Tuesday 29

Waning Gibbous 86%

20:00

12:14

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 OK
19 OK
20 OK
21 OK
22 OK

Sun - Rise: 07:07, Set: 18:47, Transit: 12:57. Moon - Rise: 20:00, Set: 12:14. Civil Dark: 19:20 - 06:34. Nautical Dark: 19:58 - 05:56. Astro Dark: 20:37 - 05:17

Total Clouds (% Sky Obscured)

50
57
58
56
53
60
64
65
66
77
86
91
95
100
99
98
97
73
50
31
37
34
28
26

Low Clouds (% Sky Obscured)

0
0
0
0
0
6
10
14
10
7
4
28
53
77
79
81
85
69
50
31
29
18
4
11

Medium Clouds (% Sky Obscured)

9
6
9
13
16
14
20
32
55
59
59
75
87
100
93
85
78
52
26
0
0
3
11
10

High Clouds (% Sky Obscured)

40
47
43
40
36
36
33
30
33
37
38
59
81
100
88
83
80
50
25
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

2
0
0
0
0
9
11
4
28
38
47
57
80
95
95
95
71
47
26
10
7
8
8
11

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
1.1
1.1
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
9
9
11
12
13
13
13
12
13
14
15
15
16
14
13
14
11
9
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
90
92
90
89
90
92
93
92
91
89
91
91
92
89
86
83
83
83
83
83
85
85

Pressure (mb)

1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1012
1013
1013
1014
1014
1015

Ozone (du)

295
295
294
293
292
291
290
290
290
289
288
287
287
287
287
288
289
290
291
291
292
293
294
295

Wednesday 30

Waning Gibbous 76%

20:44

13:36

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

Sun - Rise: 07:08, Set: 18:45, Transit: 12:57. Moon - Rise: 20:44, Set: 13:36. Civil Dark: 19:18 - 06:36. Nautical Dark: 19:56 - 05:58. Astro Dark: 20:35 - 05:19

Total Clouds (% Sky Obscured)

21
20
24
24
27
32
31
41
58
71
85
90
95
100
81
58
42
60
79
94

Low Clouds (% Sky Obscured)

12
20
20
16
14
17
23
29
31
29
28
27
25
19
8
3
1
2
2
3

Medium Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
25
50
73
75
77
80
61
40
25
30
25
25

High Clouds (% Sky Obscured)

0
0
15
24
27
32
31
41
57
66
76
85
93
100
79
58
37
56
78
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

Fog (%)

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

Precipitation Probability (%)

13
9
8
8
11
12
9
0
2
6
2
5
5
2
8
6
0
2
3
6

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
87
89
90
90
90
90
83
76
71
65
61
57
58
58
58
65
72

Pressure (mb)

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

Ozone (du)

296
298
299
303
307
312
313
314
315
316
317
318
319
320
321
316
312
308
307
307

Forecast for Swanage, Dorset, United Kingdom (50.61,-1.96)

Generated: 24/09/26 23:40:25. Forecast: 24/09/26 to 30/09/26. Timezone: UTC+1.00