Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 31

Waning Gibbous 83%

20:45

10:20

05 Bad
06 Bad
07 OK
08 OK
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 OK
03 OK
04 Bad

Sun - Rise: 06:24, Set: 19:58, Transit: 13:11. Moon - Rise: 20:45, Set: 10:20. Civil Dark: 20:32 - 05:50. Nautical Dark: 21:14 - 05:08. Astro Dark: 22:00 - 04:24

Total Clouds (% Sky Obscured)

46
38
33
41
71
75
70
75
60
100
85
100
100
77
76
100
93
67
79
93
81
46
48
60

Low Clouds (% Sky Obscured)

20
19
25
41
66
66
58
66
45
42
60
55
47
35
0
16
0
0
0
17
2
0
4
12

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
1
7
20
35
67
46
36
72
93
81
46
36
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
2
28
80
40
100
100
38
68
100
84
25
25
1
0
1
4
9

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 (%)

9
7
1
3
4
7
9
6
2
3
4
2
1
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
11
10
13
15
16
16
16
15
16
15
15
15
14
13
10
7
6
4
4
4
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
87
81
72
70
69
70
63
62
65
63
62
66
69
71
75
79
80
80
80
82
84

Pressure (mb)

1008
1009
1010
1011
1012
1012
1014
1014
1015
1016
1016
1017
1018
1018
1019
1019
1020
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

340
338
336
333
329
327
325
323
319
317
315
314
314
314
315
315
315
314
312
313
314
314
313
313

Tuesday 1

Waning Gibbous 74%

21:03

11:42

05 Bad
06 Bad
07 OK
08 OK
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

Sun - Rise: 06:25, Set: 19:55, Transit: 13:10. Moon - Rise: 21:03, Set: 11:42. Civil Dark: 20:30 - 05:51. Nautical Dark: 21:11 - 05:09. Astro Dark: 21:57 - 04:26

Total Clouds (% Sky Obscured)

63
74
37
41
55
62
81
50
79
84
100
100
100
95
100
100
100
100
97
94
100
100
100
100

Low Clouds (% Sky Obscured)

5
0
0
0
14
25
59
35
59
51
26
39
44
60
46
24
2
6
18
21
21
18
19
66

Medium Clouds (% Sky Obscured)

34
62
37
41
55
5
5
6
22
18
27
29
36
32
32
77
55
45
72
9
13
80
96
97

High Clouds (% Sky Obscured)

3
45
2
1
6
20
18
18
79
84
100
100
100
77
100
100
100
100
52
67
100
100
100
87

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
1
3
4
9
14
9
3
2
10
14
11
6
5
0
0
0
0
1
3
3
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)

3
3
3
3
5
8
9
10
11
12
13
13
13
13
10
8
7
5
5
4
5
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
79
74
71
70
70
69
68
65
66
70
72
73
78
79
85
85
82
82
85
86
87

Pressure (mb)

1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020

Ozone (du)

314
315
315
314
315
316
316
317
316
316
318
317
317
319
318
316
313
311
309
307
305
303
301
299

Wednesday 2

Waning Gibbous 74%

21:27

13:07

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:27, Set: 19:53, Transit: 13:10. Moon - Rise: 21:27, Set: 13:07. Civil Dark: 20:27 - 05:53. Nautical Dark: 21:09 - 05:11. Astro Dark: 21:54 - 04:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
96
97
100
97
93
97
93
86
94
93
94
96
96
100
94
88
82
84

Low Clouds (% Sky Obscured)

41
32
29
45
71
97
67
69
78
82
83
89
87
83
75
77
89
90
93
100
94
88
82
84

Medium Clouds (% Sky Obscured)

100
92
100
100
100
80
93
91
19
21
11
29
73
11
91
92
8
7
8
15
15
21
34
6

High Clouds (% Sky Obscured)

100
98
90
91
81
91
16
54
6
15
15
30
26
30
48
32
17
1
7
10
15
5
4
16

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
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
6
29
48
48
34
16
15
14
17
12
16
19
3
1
3
3
2
2
3
6
12
21
10

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)

7
7
9
10
12
13
15
16
18
17
17
17
16
16
15
13
11
12
12
13
12
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
89
87
85
81
81
74
83
85
90
90
89
85
84
82
81
86
84
86
89
89
92
93
96

Pressure (mb)

1020
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

296
294
293
292
291
291
291
292
292
292
292
291
290
289
289
289
290
290
290
289
288
287
286
286

Thursday 3

Waning Gibbous 63%

22:00

14:32

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:28, Set: 19:51, Transit: 13:10. Moon - Rise: 22:00, Set: 14:32. Civil Dark: 20:25 - 05:55. Nautical Dark: 21:06 - 05:13. Astro Dark: 21:51 - 04:30

Total Clouds (% Sky Obscured)

86
87
84
82
79
85
89
93
94
94
87
66
77
81
84
84
88
87
86
87
89
92
94
94

Low Clouds (% Sky Obscured)

86
87
84
82
79
79
80
88
82
86
73
32
65
81
84
77
79
85
86
87
89
92
94
92

Medium Clouds (% Sky Obscured)

7
5
7
6
10
12
12
14
12
9
4
3
2
6
9
9
10
10
8
3
3
3
0
72

High Clouds (% Sky Obscured)

39
28
30
30
30
11
24
4
37
30
32
22
11
2
1
2
4
3
4
3
49
49
39
4

ISS Passover

Visibility (miles)

7
7
6
3
7
8
8
7
5
7
9
9
8
9
9
9
9
9
9
9
9
9
7
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 (%)

9
20
8
22
9
28
27
23
24
21
17
14
16
12
7
5
5
6
8
6
10
34
38
23

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
18
18
18
19
19
19
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
17

Relative Humidity (%)

96
96
96
96
95
95
92
86
84
84
86
85
81
86
92
95
96
96
95
95
93
95
92
92

Pressure (mb)

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

Ozone (du)

287
286
286
286
285
285
288
288
287
287
286
286
285
286
285
285
285
285
285
284
284
285
286
286

Friday 4

Third Quarter 51%

22:49

15:51

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
23 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:30, Set: 19:49, Transit: 13:09. Moon - Rise: 22:49, Set: 15:51. Civil Dark: 20:23 - 05:56. Nautical Dark: 21:04 - 05:15. Astro Dark: 21:48 - 04:33

Total Clouds (% Sky Obscured)

94
94
95
96
97
97
96
96
93
99
83
88
99
99
93
94
94
71
46
21
37
49
63
71

Low Clouds (% Sky Obscured)

90
88
87
50
47
70
75
48
40
29
25
24
17
7
7
3
1
0
0
0
0
2
4
3

Medium Clouds (% Sky Obscured)

81
94
95
96
97
97
96
96
76
10
10
14
28
19
10
14
18
12
6
4
4
4
4
4

High Clouds (% Sky Obscured)

10
17
10
51
54
44
37
35
15
43
23
40
65
73
56
53
50
36
23
1
9
18
24
27

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 (%)

3
1
2
5
4
17
13
19
13
11
4
17
30
27
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
89
89
82
75
67
59
49
43
41
43
45
53
60
66
73
83
85
86
89
87
86
83

Pressure (mb)

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

Ozone (du)

288
289
290
292
293
293
294
296
297
300
301
302
304
306
308
312
316
320
319
318
318
316
314
312

Saturday 5

Waning Crescent 39%

23:55

16:56

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

Sun - Rise: 06:31, Set: 19:47, Transit: 13:09. Moon - Rise: 23:55, Set: 16:56. Civil Dark: 20:20 - 05:58. Nautical Dark: 21:01 - 05:17. Astro Dark: 21:46 - 04:35

Total Clouds (% Sky Obscured)

78
86
88
90
93
90
86
82
76
73
72
75
77
77
59
37
16
26
33
43
50
57
59
58

Low Clouds (% Sky Obscured)

3
3
3
1
1
0
0
0
3
6
6
6
5
5
2
1
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
0
0
1
2
3
0
0
0
0
0
0
3
7
20
27

High Clouds (% Sky Obscured)

36
50
78
85
87
84
86
78
69
60
55
55
50
46
37
31
16
26
32
41
50
57
59
58

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
12
11
12
12
12
13
13
18
17
17
18
18
19
16
17
17
16
16
15
12
12
12

Dew Point (°C)

11
11
11
10
9
8
7
7
6
6
6
7
8
9
10
10
9
9
9
9
9
9
9
10

Relative Humidity (%)

84
84
84
73
63
54
49
44
39
40
41
42
47
52
58
63
67
71
74
75
79
80
80
83

Pressure (mb)

1022
1023
1023
1024
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1026
1026

Ozone (du)

310
309
308
307
306
305
304
303
302
300
298
297
296
296
295
294
294
293
292
292
291
289
288
287

Sunday 6

Waning Crescent 28%

01:16

17:44

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 OK
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:33, Set: 19:44, Transit: 13:09. Moon - Rise: 01:16, Set: 17:44. Civil Dark: 20:18 - 05:59. Nautical Dark: 20:59 - 05:19. Astro Dark: 21:43 - 04:37

Total Clouds (% Sky Obscured)

58
52
67
77
87
92
96
100
94
87
80
85
92
99
81
64
48
52
57
59

Low Clouds (% Sky Obscured)

2
2
2
2
1
2
0
0
2
2
1
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

24
21
25
33
37
50
69
91
81
71
60
62
64
66
48
30
10
9
7
6

High Clouds (% Sky Obscured)

58
52
67
77
85
90
95
100
75
50
22
44
70
96
66
37
11
9
8
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

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 (%)

1
0
6
8
9
9
11
13
14
14
13
9
4
0
0
0
0
1
3
0

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
79
76
72
68
63
62
61
60
60
59
58
61
65
68
73
77
80
82
82

Pressure (mb)

1026
1026
1026
1026
1025
1025
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1021
1021

Ozone (du)

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

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

Generated: 31/08/26 04:50:30. Forecast: 31/08/26 to 06/09/26. Timezone: UTC+1.00