Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 10

Waning Gibbous 57%

22:41

12:15

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 Bad
20 OK
21 OK
22 OK
23 OK
00 OK
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: 07:59, Set: 15:56, Transit: 11:57. Moon - Rise: 22:41, Set: 12:15. Civil Dark: 16:36 - 07:19. Nautical Dark: 17:18 - 06:37. Astro Dark: 17:59 - 05:56

Total Clouds (% Sky Obscured)

71
59
54
53
41
33
41
37
36
27
30
38
57
48
50
60
58
55
75
65
82
81
74
78

Low Clouds (% Sky Obscured)

46
41
49
53
41
33
41
34
30
27
30
38
57
45
50
60
58
55
75
65
82
81
74
78

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
22
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
33
41
37
5
3
12
31
45
40
7
5
3
31
33
2
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
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)

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

Chance of Frost

Temperature (°C)

12
12
11
9
9
8
8
8
7
7
7
7
7
7
7
7
7
8
7
7
8
9
9
9

Feels Like (°C)

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

Dew Point (°C)

8
9
8
7
7
7
7
6
6
6
6
6
6
6
6
6
6
7
7
7
7
8
8
7

Relative Humidity (%)

79
81
83
87
90
93
93
90
91
91
93
93
94
93
91
93
93
94
94
94
95
91
88
85

Pressure (mb)

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

Ozone (du)

313
310
310
309
307
305
309
309
306
301
300
298
297
296
295
297
296
297
299
299
298
297
298
299

Thursday 11

Third Quarter 46%

23:56

12:26

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
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: 08:00, Set: 15:56, Transit: 11:58. Moon - Rise: 23:56, Set: 12:26. Civil Dark: 16:36 - 07:20. Nautical Dark: 17:18 - 06:37. Astro Dark: 17:59 - 05:57

Total Clouds (% Sky Obscured)

90
99
100
47
51
81
37
51
74
79
100
98
100
94
97
99
100
100
100
100
100
95
93
94

Low Clouds (% Sky Obscured)

90
99
100
47
51
81
37
41
60
67
74
59
90
88
69
83
76
68
55
70
68
86
79
87

Medium Clouds (% Sky Obscured)

0
0
55
47
51
65
37
51
65
59
34
84
95
67
78
97
100
100
99
98
94
75
32
32

High Clouds (% Sky Obscured)

3
50
45
29
35
0
2
28
33
39
100
81
98
25
77
10
28
93
98
100
100
53
0
18

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
1
4
8
18
2
1
1
1
4
13
43
32
30
34
40

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
5
6
5
4
5
5
5
5
5
6
7
6
6
6
6
6
6
6
6
7
9
7

Dew Point (°C)

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

Relative Humidity (%)

82
85
90
91
93
93
93
95
94
95
95
96
96
95
93
96
91
91
93
91
93
95
95
88

Pressure (mb)

1017
1017
1017
1016
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015

Ozone (du)

300
302
303
300
298
296
298
300
303
304
303
303
303
304
307
308
309
309
311
314
316
321
325
328

Friday 12

Waning Crescent 36%

01:08

12:37

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 OK
06 OK
07 OK
08 OK
09 OK
10 Good
11 Good
12 OK

Sun - Rise: 08:01, Set: 15:56, Transit: 11:58. Moon - Rise: 01:08, Set: 12:37. Civil Dark: 16:36 - 07:21. Nautical Dark: 17:18 - 06:38. Astro Dark: 17:59 - 05:58

Total Clouds (% Sky Obscured)

95
100
100
65
97
98
100
100
100
100
97
89
99
93
65
79
20
13
19
27
20
13
6
18

Low Clouds (% Sky Obscured)

90
100
98
57
26
0
0
0
0
19
22
32
22
13
14
21
20
12
18
25
19
13
6
18

Medium Clouds (% Sky Obscured)

26
30
31
18
6
50
92
98
96
93
94
89
99
93
65
79
20
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

37
0
71
21
80
95
98
79
81
96
84
35
24
20
15
15
0
0
0
0
0
0
0
1

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
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

Precipitation Probability (%)

46
57
42
6
1
0
0
0
0
0
0
0
0
2
0
3
1
0
0
0
0
1
0
1

Precipitation Amount (mm)

0
0.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
8
8
6
6
3
3
3
2
3
2
2
2
3
2
2
2
3
3
3
5
6
7

Dew Point (°C)

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

Relative Humidity (%)

81
77
78
82
84
88
90
91
91
91
89
88
88
89
91
89
89
89
93
93
93
86
84
81

Pressure (mb)

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

Ozone (du)

330
333
332
332
333
333
330
330
332
335
341
347
354
365
375
382
392
397
395
372
364
361
354
347

Saturday 13

Waning Crescent 27%

02:20

12:48

13 OK
14 OK
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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:02, Set: 15:56, Transit: 11:59. Moon - Rise: 02:20, Set: 12:48. Civil Dark: 16:36 - 07:22. Nautical Dark: 17:19 - 06:39. Astro Dark: 17:59 - 05:58

Total Clouds (% Sky Obscured)

29
42
58
81
98
99
100
100
100
100
100
99
99
98
99
99
100
100
100
100
98
95
93
95

Low Clouds (% Sky Obscured)

29
41
41
43
41
53
60
65
66
65
64
64
65
64
64
64
61
54
44
37
49
60
70
62

Medium Clouds (% Sky Obscured)

0
0
0
2
3
37
87
83
94
87
86
92
97
96
87
63
70
68
74
80
81
82
82
86

High Clouds (% Sky Obscured)

2
6
32
62
95
97
99
95
76
56
34
44
51
60
72
87
100
100
100
100
72
47
16
44

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
6
8
9
9
9
9
9
9
9
9
9
9
6
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 (%)

4
0
1
2
1
10
35
34
25
5
1
14
34
35
27
26
25
24
37
40
36
39
37
47

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
10
10
10
11
11
12
12
12
12
13
14
14
15
15
14
14
14
15
15
15
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
81
85
84
84
84
85
88
91
91
91
93
93
95
93
93
93
93
95
95
93
95
95

Pressure (mb)

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

Ozone (du)

339
332
327
324
320
316
313
310
307
306
304
302
302
302
301
302
303
302
302
301
298
294
292
291

Sunday 14

Waning Crescent 19%

03:31

13:01

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:02, Set: 15:56, Transit: 11:59. Moon - Rise: 03:31, Set: 13:01. Civil Dark: 16:36 - 07:23. Nautical Dark: 17:19 - 06:40. Astro Dark: 17:59 - 05:59

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
96
84

Low Clouds (% Sky Obscured)

62
62
68
75
82
83
84
85
83
82
80
82
84
86
86
87
88
90
93
96
85
74
65
62

Medium Clouds (% Sky Obscured)

90
94
95
98
100
100
99
68
86
99
100
100
100
100
100
100
100
100
100
100
99
97
96
84

High Clouds (% Sky Obscured)

74
100
100
100
100
100
99
97
100
100
100
100
100
100
84
83
83
87
87
79
51
38
30
22

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

51
29
18
38
40
43
47
49
40
56
88
95
95
95
95
95
95
95
95
95
95
88
79
74

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0.2
0.5
0.8
0.7
0.6
0.8
1.1
1.4
1.5
1.3
1
0.7
0.5
0.4
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
9
9
9
9
9
10
10
9
10
10
10
10
10
10
10
11
11
11
11

Relative Humidity (%)

95
93
93
91
93
90
87
88
90
88
91
91
91
93
95
93
93
95
95
95
96
96
96
96

Pressure (mb)

1015
1015
1014
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1009
1008
1008
1007
1007
1007
1007
1006
1007
1007
1007

Ozone (du)

289
287
285
283
282
282
282
281
279
276
275
274
273
273
272
273
274
275
277
278
280
283
285
288

Monday 15

Waning Crescent 12%

04:44

13:01

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
06 Bad
07 Bad
08 OK
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:03, Set: 15:56, Transit: 12:00. Moon - Rise: 04:44, Set: 13:01. Civil Dark: 16:36 - 07:23. Nautical Dark: 17:19 - 06:40. Astro Dark: 17:59 - 06:00

Total Clouds (% Sky Obscured)

71
59
67
77
86
88
89
90
89
87
85
86
85
85
78
70
63
56
48
37
43
49
55
70

Low Clouds (% Sky Obscured)

65
59
58
50
40
31
23
14
34
57
81
67
61
49
47
45
43
34
26
17
16
14
13
21

Medium Clouds (% Sky Obscured)

71
59
67
77
86
88
83
79
55
32
9
15
42
39
29
17
8
12
11
7
6
4
6
28

High Clouds (% Sky Obscured)

12
4
7
4
5
4
8
13
8
7
2
3
4
10
19
28
37
31
27
28
34
39
48
47

ISS Passover

Visibility (miles)

1
2
3
5
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

61
50
47
39
25
16
15
14
40
70
95
95
82
49
33
19
4
3
2
1
1
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.6
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
95
95
95
91
90
87
88
88
90
90
90
88
88
88
88
88
90
90
86
84
81

Pressure (mb)

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

Ozone (du)

288
288
288
288
289
289
294
298
303
307
311
315
318
321
325
326
327
328
330
332
334
333
332
332

Tuesday 16

Waning Crescent 7%

05:56

13:17

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: 08:04, Set: 15:57, Transit: 12:00. Moon - Rise: 05:56, Set: 13:17. Civil Dark: 16:36 - 07:24. Nautical Dark: 17:19 - 06:41. Astro Dark: 18:00 - 06:01

Total Clouds (% Sky Obscured)

84
98
98
97
96
96
91
85
75
65
61
62
68
69
71
74
80

Low Clouds (% Sky Obscured)

28
36
57
79
96
96
65
50
50
51
51
52
59
65
71
74
80

Medium Clouds (% Sky Obscured)

51
72
56
38
21
14
6
0
0
0
5
8
13
13
24
46
50

High Clouds (% Sky Obscured)

49
51
51
43
32
35
37
40
45
46
56
62
68
69
71
74
80

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

3
8
18
23
24
32
35
35
42
37
22
23
20
17
18
10
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
9
9
10
10
11
12
12
13
14
15
16
17
17
17
18
18

Chance of Frost

Temperature (°C)

8
8
8
9
8
8
8
7
7
6
6
6
7
6
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
85
87
88
91
90
91
91
91
91
90
90
90
90
90
88

Pressure (mb)

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

Ozone (du)

334
336
339
342
346
350
354
358
362
351
340
329
324
319
313
310
306

Forecast for Basingstoke, Hampshire, United Kingdom (51.26,-1.09)

Generated: 10/12/25 12:58:49. Forecast: 10/12/25 to 16/12/25. Timezone: UTC+0.00