Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 6%

03:52

18:20

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:53, Set: 19:17, Transit: 13:04. Moon - Rise: 03:52, Set: 18:20. Civil Dark: 19:50 - 06:21. Nautical Dark: 20:29 - 05:42. Astro Dark: 21:10 - 05:01

Total Clouds (% Sky Obscured)

98
89
84
87
74
86
95
91
92
89
75
83
81
71
72
71
72
64
100
98
95
96
95
85

Low Clouds (% Sky Obscured)

72
64
79
78
74
76
81
80
81
74
75
82
81
71
72
71
72
62
71
52
76
70
76
77

Medium Clouds (% Sky Obscured)

2
2
1
0
0
13
20
24
25
15
2
7
33
37
9
3
30
2
20
4
12
5
2
4

High Clouds (% Sky Obscured)

8
82
26
24
74
62
64
19
33
23
21
62
25
9
14
8
69
64
100
94
84
87
86
70

ISS Passover

Visibility (miles)

9
9
9
7
9
9
7
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
1
1
0
1
3
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)

12
14
11
10
10
11
10
10
10
10
9
8
7
6
5
5
6
9
11
12
13
12
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
96
98
95
98
98
96
96
96
96
96
95
96
95
95
89
89
85
81
78
76
74
73

Pressure (mb)

1020
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1018
1017
1017
1017
1016

Ozone (du)

259
258
258
258
258
258
257
257
258
257
256
255
255
256
258
259
260
262
261
261
263
265
265
264

Friday 19

Waning Crescent 2%

05:09

18:35

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:55, Set: 19:15, Transit: 13:04. Moon - Rise: 05:09, Set: 18:35. Civil Dark: 19:47 - 06:22. Nautical Dark: 20:26 - 05:43. Astro Dark: 21:07 - 05:03

Total Clouds (% Sky Obscured)

90
100
100
91
58
79
88
98
100
100
94
93
100
93
99
100
100
100
100
100
100
100
71
53

Low Clouds (% Sky Obscured)

51
66
55
42
43
40
48
62
82
81
75
74
76
68
42
61
75
56
59
64
83
73
69
53

Medium Clouds (% Sky Obscured)

13
7
0
0
0
3
6
16
2
49
44
47
42
25
26
33
42
70
76
93
71
51
25
0

High Clouds (% Sky Obscured)

81
97
100
90
49
79
86
98
100
100
31
34
100
93
99
100
100
100
100
100
86
70
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
8
7
8
8
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
Very Light Rain
None
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
2
1
0
0
0
0
0
0
1
22
15
30
12
34
62
51
53
45
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
10
10
9
7
5
6
6
8
8
10
9
9
9
8
9
10
12
13
15
16
19
23
23

Chance of Frost

Temperature (°C)

17
17
16
16
16
16
15
15
15
15
15
15
15
15
15
16
16
17
17
17
17
17
17
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
78
83
85
87
89
90
90
92
93
95
95
95
96
95
96
92
92
90
92
93
90
90
90

Pressure (mb)

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

Ozone (du)

265
268
268
268
268
269
270
269
268
267
268
268
267
267
268
266
267
268
270
270
272
275
278
284

Saturday 20

Waning Crescent 0%

06:23

18:47

17 Bad
18 Bad
19 OK
20 OK
21 OK
22 OK
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

Sun - Rise: 06:56, Set: 19:12, Transit: 13:03. Moon - Rise: 06:23, Set: 18:47. Civil Dark: 19:45 - 06:24. Nautical Dark: 20:24 - 05:45. Astro Dark: 21:05 - 05:05

Total Clouds (% Sky Obscured)

44
31
28
28
31
31
34
30
30
38
46
34
41
45
53
64
68
59
75
86
92
92
90
90

Low Clouds (% Sky Obscured)

39
23
28
28
31
31
34
30
30
38
46
34
41
37
44
59
66
56
59
57
57
55
54
55

Medium Clouds (% Sky Obscured)

15
0
0
0
0
10
19
18
6
0
0
0
1
15
36
30
31
33
41
45
50
77
87
86

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)

7
8
9
9
9
9
9
9
9
9
7
8
8
9
9
9
9
6
5
5
5
6
7
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

39
19
2
1
3
7
8
5
22
33
37
33
16
22
13
34
51
57
64
66
62
59
46
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.4
0.5
0.4
0.3
0
0

Wind Speed/Direction (mph)

21
17
14
14
16
17
17
17
16
14
14
14
12
9
7
4
6
13
13
14
15
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
83
86
86
87
89
89
90
87
90
89
89
89
87
87
86
82
79
75
73
76
75
75

Pressure (mb)

1007
1008
1009
1010
1010
1010
1010
1010
1009
1009
1010
1010
1010
1010
1011
1011
1012
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

287
289
289
291
296
300
299
299
298
298
300
303
305
306
307
307
309
310
311
312
312
313
313
313

Sunday 21

New Moon 1%

07:36

18:58

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

Sun - Rise: 06:58, Set: 19:10, Transit: 13:03. Moon - Rise: 07:36, Set: 18:58. Civil Dark: 19:43 - 06:25. Nautical Dark: 20:22 - 05:47. Astro Dark: 21:02 - 05:07

Total Clouds (% Sky Obscured)

91
83
92
96
98
97
97
96
95
94
73
58
43
32
38
42
52
59
59
53
44
37
31
24

Low Clouds (% Sky Obscured)

59
59
65
68
67
62
55
50
41
35
20
24
30
32
38
42
52
59
58
46
33
23
11
8

Medium Clouds (% Sky Obscured)

84
50
72
73
76
69
67
55
56
45
32
31
30
21
14
7
1
3
7
10
12
14
18
12

High Clouds (% Sky Obscured)

0
0
0
20
9
18
3
1
16
31
43
33
19
0
0
0
0
0
0
0
0
0
1
2

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 (%)

14
11
19
23
22
25
26
26
21
15
3
2
2
2
1
1
0
4
4
2
8
10
6
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
69
67
61
57
60
63
65
69
71
68
69
73
75
77
75
69
61
56
50
48
46
45
44

Pressure (mb)

1015
1015
1016
1017
1018
1018
1019
1019
1020
1020
1020
1020
1021
1021
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

316
318
319
320
319
319
319
319
318
319
319
318
318
319
318
318
317
317
317
315
314
314
313
312

Monday 22

Waxing Crescent 3%

08:47

19:08

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

Sun - Rise: 07:00, Set: 19:08, Transit: 13:03. Moon - Rise: 08:47, Set: 19:08. Civil Dark: 19:41 - 06:27. Nautical Dark: 20:19 - 05:48. Astro Dark: 20:59 - 05:08

Total Clouds (% Sky Obscured)

12
1
1
2
1
0
0
0
0
2
2
3
7
10
31
64
96
99
98
98
94
83
71
74

Low Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
0
0
2
5
8
10
19
28
35
42
48
44
38
35
42

Medium Clouds (% Sky Obscured)

7
0
0
0
0
0
0
0
0
1
2
2
2
2
12
17
23
26
25
28
30
28
26
28

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
0
0
0
21
39
58
46
24
3
2
2
1
20

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 (%)

8
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
8
5
12

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)

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

Chance of Frost

Temperature (°C)

14
13
12
11
10
10
9
8
8
7
7
7
7
7
6
8
9
10
12
13
14
15
15
15

Feels Like (°C)

11
11
10
9
8
8
7
6
5
5
5
5
5
4
5
5
4
5
5
6
6
13
13
12

Dew Point (°C)

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

Relative Humidity (%)

48
52
60
66
69
69
64
65
69
73
75
78
78
79
82
77
73
69
64
58
53
52
53
52

Pressure (mb)

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

Ozone (du)

310
308
306
305
304
304
303
302
301
301
300
299
299
299
299
299
300
300
301
301
302
302
303
303

Tuesday 23

Waxing Crescent 7%

09:59

19:20

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:01, Set: 19:06, Transit: 13:02. Moon - Rise: 09:59, Set: 19:20. Civil Dark: 19:38 - 06:29. Nautical Dark: 20:17 - 05:50. Astro Dark: 20:57 - 05:10

Total Clouds (% Sky Obscured)

84
99
98
97
96
94
95
97
96
94
95
92
89
87
86
86
86
89
92
95
93
92
90
91

Low Clouds (% Sky Obscured)

53
67
68
70
69
75
81
89
84
74
71
70
69
69
69
70
70
76
81
82
82
79
79
75

Medium Clouds (% Sky Obscured)

30
23
16
14
16
21
26
40
57
70
81
78
68
62
55
40
30
26
21
22
21
21
21
17

High Clouds (% Sky Obscured)

40
70
57
30
0
32
67
97
96
94
95
92
89
87
66
43
26
31
37
30
21
20
19
15

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

Precipitation Probability (%)

13
9
15
18
22
22
24
23
36
43
48
52
55
57
53
52
55
47
39
21
24
21
10
24

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
14
13
13
12
12
11
10
10
9
8
8
8
7
9
10
12
13
14
15
15
16
16

Feels Like (°C)

13
13
14
10
10
10
10
10
10
7
6
6
6
5
5
4
4
5
5
6
7
11
11
10

Dew Point (°C)

6
5
5
6
6
6
7
7
7
7
7
7
6
6
6
6
6
6
6
6
6
6
6
6

Relative Humidity (%)

53
54
55
59
63
66
71
75
80
82
85
90
90
90
90
81
73
66
61
57
53
53
52
50

Pressure (mb)

1024
1024
1024
1024
1024
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023

Ozone (du)

303
304
304
304
304
304
306
307
309
310
311
311
311
312
312
312
312
312
312
312
313
312
312
312

Wednesday 24

Waxing Crescent 13%

11:12

19:33

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

Sun - Rise: 07:03, Set: 19:03, Transit: 13:02. Moon - Rise: 11:12, Set: 19:33. Civil Dark: 19:36 - 06:30. Nautical Dark: 20:15 - 05:52. Astro Dark: 20:54 - 05:12

Total Clouds (% Sky Obscured)

93
95
97
98
99
97
97
96
91
93
91
87
81
67
76
86
100
100
100
99

Low Clouds (% Sky Obscured)

71
67
62
58
57
58
55
55
58
58
55
51
47
50
60
75
98
98
99
99

Medium Clouds (% Sky Obscured)

13
13
14
14
20
25
30
30
35
40
45
50
50
65
70
70
70
70
70
65

High Clouds (% Sky Obscured)

18
20
49
78
98
97
97
96
91
93
91
87
81
67
76
61
53
25
24
23

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
Very Light Rain
None
Very Light Rain
None
None
None

Precipitation Probability (%)

31
35
36
31
16
31
27
9
16
15
13
30
40
48
53
50
61
52
45
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
5
5
6
6
6
6
7
7
7
7
7
7
7
7
7

Relative Humidity (%)

54
59
64
65
68
69
73
77
81
84
85
88
85
84
82
78
73
67
65
61

Pressure (mb)

1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

312
312
311
310
309
308
308
307
306
307
307
307
307
306
305
304
303
302
302
301

Forecast for Bridport, Dorset, United Kingdom (50.73,-2.76)

Generated: 18/09/25 17:42:12. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00