Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

New Moon 1%

08:54

17:53

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

Sun - Rise: 07:43, Set: 18:02, Transit: 12:52. Moon - Rise: 08:54, Set: 17:53. Civil Dark: 18:36 - 07:10. Nautical Dark: 19:14 - 06:31. Astro Dark: 19:52 - 05:54

Total Clouds (% Sky Obscured)

98
92
75
97
51
54
33
15
31
10
39
27
48
58
32
87
84
91
86
100
99
100
100
100

Low Clouds (% Sky Obscured)

55
52
49
39
48
48
11
4
24
1
30
20
35
42
20
17
48
48
52
43
32
49
65
66

Medium Clouds (% Sky Obscured)

24
3
33
1
7
17
14
2
7
10
39
27
32
13
6
4
5
63
58
52
43
100
100
100

High Clouds (% Sky Obscured)

31
80
19
30
10
54
31
15
4
5
21
17
48
58
32
87
84
85
17
100
97
95
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
Light Rain

Precipitation Probability (%)

0
0
0
5
3
3
3
4
15
17
17
7
5
4
5
2
1
1
1
1
1
3
31
80

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
0.5

Wind Speed/Direction (mph)

10
9
8
8
7
6
7
7
7
6
7
6
6
6
6
5
5
6
7
8
8
9
8
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
9
9
9
9
9
8
8
8
8
8
7
8
8
8
8
7
7
7
7
8

Relative Humidity (%)

83
88
91
93
91
91
90
91
93
91
93
93
91
91
91
88
80
72
69
64
61
63
66
72

Pressure (mb)

995
995
996
997
997
997
997
998
998
998
998
999
999
999
1000
1000
1001
1000
1001
1000
999
999
997
996

Ozone (du)

288
288
286
284
283
282
281
281
284
283
284
285
287
289
295
293
295
295
295
298
292
290
289
288

Wednesday 22

Waxing Crescent 4%

10:07

17:53

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 OK
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:45, Set: 17:59, Transit: 12:52. Moon - Rise: 10:07, Set: 17:53. Civil Dark: 18:34 - 07:11. Nautical Dark: 19:12 - 06:33. Astro Dark: 19:50 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
91
86
93
90
99
100
100
100
100
100
100
100
100
100
100
63
14
69
33
67

Low Clouds (% Sky Obscured)

78
94
88
100
84
80
87
74
99
100
100
100
100
69
62
76
51
48
43
63
6
64
33
47

Medium Clouds (% Sky Obscured)

100
100
100
100
68
9
23
30
46
49
74
68
100
100
100
100
100
99
0
0
9
38
30
59

High Clouds (% Sky Obscured)

100
100
100
100
20
1
0
0
0
2
60
80
80
85
90
91
100
100
100
0
0
0
0
0

ISS Passover

Visibility (miles)

9
6
3
1
2
9
9
9
9
9
5
7
8
9
6
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
Moderate Rain
Moderate Rain
Light Rain
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
43
41
20
34
81
95
95
95
95
95
68
45
24
22
9
11
13
13
9

Precipitation Amount (mm)

0.6
2.1
4.6
4.3
1.2
0
0
0
0
0.3
0.7
1.5
1.1
1
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
10
13
18
22
19
22
19
21
28
22
17
17
20
21
23
25
25
26
24
26
26
27
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
8
6
6
10
9
9
7
-1
1
3
3
0
2
1
1
2
3
5
4
4
3
2

Dew Point (°C)

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

Relative Humidity (%)

79
80
86
92
96
92
86
92
93
87
85
90
88
88
88
85
81
77
73
72
71
69
66
65

Pressure (mb)

995
992
989
986
983
981
979
976
977
978
978
979
979
981
982
984
985
987
989
990
992
993
995
996

Ozone (du)

286
286
288
289
290
300
302
303
304
309
318
322
328
333
335
336
336
332
325
324
323
320
320
314

Thursday 23

Waxing Crescent 8%

11:18

18:13

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

Sun - Rise: 07:46, Set: 17:57, Transit: 12:51. Moon - Rise: 11:18, Set: 18:13. Civil Dark: 18:32 - 07:13. Nautical Dark: 19:10 - 06:34. Astro Dark: 19:48 - 05:57

Total Clouds (% Sky Obscured)

50
67
69
80
93
95
95
100
100
40
9
0
19
32
45
7
37
5
45
57
67
70
76
72

Low Clouds (% Sky Obscured)

47
62
59
60
74
67
59
64
43
15
9
0
19
32
43
7
37
5
31
39
46
50
53
49

Medium Clouds (% Sky Obscured)

50
37
9
26
43
55
55
55
60
20
0
0
0
2
0
0
0
0
12
14
16
20
25
33

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
9
9
9
8
9
9
9
9
9
9
8
8
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
None
None
None
None
None
None
None
None

Precipitation Probability (%)

16
29
28
29
29
30
28
26
30
23
8
24
35
26
12
18
18
14
19
31
33
37
36
37

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
59
60
62
60
62
63
65
67
69
71
71
71
74
75
70
64
61
60
58
61
62
64
66

Pressure (mb)

998
999
1000
1001
1002
1002
1002
1003
1003
1003
1003
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1004
1004
1004

Ozone (du)

312
312
314
314
313
310
308
306
303
303
305
305
304
305
305
306
307
308
307
303
300
300
301
302

Friday 24

Waxing Crescent 15%

12:25

18:40

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

Sun - Rise: 07:48, Set: 17:55, Transit: 12:51. Moon - Rise: 12:25, Set: 18:40. Civil Dark: 18:30 - 07:14. Nautical Dark: 19:08 - 06:36. Astro Dark: 19:46 - 05:58

Total Clouds (% Sky Obscured)

66
67
40
39
62
58
21
37
10
5
8
12
27
20
57
58
39
28
30
37
49
35
41
22

Low Clouds (% Sky Obscured)

49
52
38
39
49
44
21
21
8
0
8
12
24
20
39
44
37
28
30
33
40
24
32
17

Medium Clouds (% Sky Obscured)

41
33
17
0
0
1
0
0
0
2
0
0
0
0
0
0
1
0
0
6
12
18
13
7

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
8
9
9
9
9
9
9
8
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 (%)

39
43
39
35
28
25
30
35
35
20
19
9
6
17
23
25
15
12
6
13
18
23
20
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
4
4
5
4
4
4
5
6
6
6
5
5
4
5
6
6
6
5
4
4
4
4
4

Relative Humidity (%)

68
68
67
69
66
66
66
73
76
78
81
82
82
77
78
81
76
73
66
61
58
59
63
66

Pressure (mb)

1004
1004
1004
1004
1003
1003
1003
1003
1003
1004
1004
1005
1005
1005
1006
1007
1007
1008
1009
1009
1009
1009
1010
1010

Ozone (du)

304
308
315
314
308
306
305
306
310
312
312
308
308
308
308
307
306
310
310
306
295
289
288
293

Saturday 25

Waxing Crescent 22%

12:23

19:16

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

Sun - Rise: 06:50, Set: 16:53, Transit: 11:51. Moon - Rise: 12:23, Set: 19:16. Civil Dark: 18:28 - 06:16. Nautical Dark: 19:07 - 05:38. Astro Dark: 19:45 - 05:00

Total Clouds (% Sky Obscured)

30
25
24
17
3
7
19
18
22
20
18
14
10
8
7
17
27
38
46
55
64
76
89
100

Low Clouds (% Sky Obscured)

26
13
3
0
0
2
5
13
18
17
17
14
10
8
7
17
27
38
46
55
64
62
59
55

Medium Clouds (% Sky Obscured)

0
0
0
0
1
2
3
8
9
8
5
0
0
0
0
1
1
1
1
0
0
12
21
26

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
27
54
80

ISS Passover

Visibility (miles)

9
9
9
9
9
8
6
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 (%)

16
14
10
5
15
37
37
34
38
33
28
14
19
14
2
17
21
20
26
30
31
31
30
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)

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

Chance of Frost

Temperature (°C)

9
8
7
7
6
6
6
6
5
5
5
5
5
6
7
8
9
9
10
10
10
10
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
74
77
76
79
80
82
78
80
83
85
83
83
81
79
77
75
73
72
73
73
74
76
77

Pressure (mb)

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

Ozone (du)

299
302
306
310
312
310
308
306
306
309
314
321
326
321
317
313
313
312
312
308
304
300
298
296

Sunday 26

Waxing Crescent 31%

13:09

19:05

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
17 Bad

Sun - Rise: 06:51, Set: 16:51, Transit: 11:51. Moon - Rise: 13:09, Set: 19:05. Civil Dark: 17:27 - 06:18. Nautical Dark: 18:05 - 05:39. Astro Dark: 18:43 - 05:01

Total Clouds (% Sky Obscured)

92
89
86
81
75
69
64
63
65
71
81
91
91
91
92
80
70
62
70
75
80
84
88
93

Low Clouds (% Sky Obscured)

42
28
14
16
17
15
20
26
26
47
69
91
88
83
77
67
59
52
56
59
64
60
57
54

Medium Clouds (% Sky Obscured)

14
8
6
9
13
22
29
36
49
59
65
61
58
37
27
17
6
4
4
4
4
19
36
52

High Clouds (% Sky Obscured)

61
31
2
4
4
6
6
7
8
5
3
0
31
57
77
70
70
62
58
38
12
27
47
64

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 (%)

25
21
15
16
14
7
9
7
4
29
37
39
35
29
23
18
14
5
7
6
2
6
8
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
4
4
4
4
3
2
2
2
2
2
2
4
5
5
5
5
5
10
9
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

75
78
79
81
81
81
82
82
82
83
82
79
76
77
77
77
72
66
62
63
64
64
70
75

Pressure (mb)

1015
1016
1016
1017
1017
1017
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

294
294
295
295
295
295
295
293
292
290
288
287
285
286
286
286
287
287
287
285
283
281
280
278

Monday 27

Waxing Crescent 41%

13:44

20:06

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

Sun - Rise: 06:53, Set: 16:49, Transit: 11:51. Moon - Rise: 13:44, Set: 20:06. Civil Dark: 17:23 - 06:19. Nautical Dark: 18:03 - 05:41. Astro Dark: 18:41 - 05:03

Total Clouds (% Sky Obscured)

88
82
76
81
86
95
90
87
86
88
91
96
97
99
100
100
99
99

Low Clouds (% Sky Obscured)

55
56
57
61
65
70
65
63
55
61
70
80
82
78
73
70
68
64

Medium Clouds (% Sky Obscured)

37
23
9
8
9
11
18
25
35
28
24
23
39
51
64
58
52
46

High Clouds (% Sky Obscured)

48
47
40
47
47
34
43
68
86
66
34
2
3
12
15
69
83
97

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

13
15
13
15
14
12
13
11
6
13
15
15
12
9
2
12
15
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
9
9
10
9
9
9
10
11
12
12
12
13
13
14
14
15
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
8
8
8
9
9
7
8
8
8
7
7
8
8
8
8
8

Dew Point (°C)

8
8
9
10
10
10
9
9
9
9
9
9
9
10
10
10
10
9

Relative Humidity (%)

80
83
86
88
88
91
93
93
93
93
93
91
90
88
86
86
79
74

Pressure (mb)

1018
1018
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

276
276
275
275
274
274
273
272
271
270
270
269
269
268
268
267
267
268

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

Generated: 21/10/25 18:49:49. Forecast: 21/10/25 to 27/10/25. Timezone: UTC+1.00