Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Gibbous 86%

18:17

11:48

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: 08:17, Set: 15:49, Transit: 12:03. Moon - Rise: 18:17, Set: 11:48. Civil Dark: 16:32 - 07:34. Nautical Dark: 17:18 - 06:48. Astro Dark: 18:01 - 06:05

Total Clouds (% Sky Obscured)

91
93
95
99
100
61
69
51
40
34
71
61
79
85
100
100
92
65
73
41
35
76
100
100

Low Clouds (% Sky Obscured)

90
93
95
95
100
61
69
51
40
34
67
42
64
68
66
60
65
65
73
41
35
65
74
69

Medium Clouds (% Sky Obscured)

91
93
95
52
100
34
41
31
14
0
11
36
44
60
100
100
79
55
28
0
0
65
86
100

High Clouds (% Sky Obscured)

91
93
95
85
55
1
0
2
0
0
3
4
8
46
50
35
63
34
11
1
2
32
100
77

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
71
78
71
35
40
16
25
46
48
46
29
49
57
68
77
57
52
22
41
47
49

Precipitation Amount (mm)

1.4
0.6
0.8
0.3
0.5
0.4
0
0
0
0
0.2
0.3
0.3
0
0
0
0.3
0.7
0.2
0
0
0
0.2
0.2

Wind Speed/Direction (mph)

12
13
15
17
17
18
18
18
22
19
15
15
15
12
12
13
15
16
16
17
17
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
95
95
95
87
90
88
88
91
93
90
87
85
84
85
87
84
88
87
85
82
82
83

Pressure (mb)

993
992
991
991
991
993
994
996
997
998
999
999
1000
1000
1000
999
1000
1000
1000
1000
1001
1002
1003
1003

Ozone (du)

284
288
290
295
298
304
312
313
314
315
313
311
313
318
321
326
331
334
336
339
339
341
342
344

Monday 8

Waning Gibbous 77%

19:50

12:05

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: 08:18, Set: 15:49, Transit: 12:03. Moon - Rise: 19:50, Set: 12:05. Civil Dark: 16:32 - 07:35. Nautical Dark: 17:18 - 06:49. Astro Dark: 18:01 - 06:06

Total Clouds (% Sky Obscured)

100
82
79
75
70
78
100
100
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

39
50
43
55
50
47
40
27
40
50
0
10
42
37
50
82
82
83
85
94
100
100
100
54

Medium Clouds (% Sky Obscured)

100
56
61
45
45
40
40
25
0
54
48
98
97
100
100
100
100
100
100
100
96
100
96
86

High Clouds (% Sky Obscured)

91
48
40
35
35
49
100
100
95
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

7
7
8
9
9
9
9
9
9
9
9
9
9
9
3
2
2
2
2
3
9
2
3
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

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

Precipitation Probability (%)

48
49
39
31
45
47
27
7
3
4
2
0
14
84
95
95
95
95
95
95
95
95
90
34

Precipitation Amount (mm)

0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0.5
1.3
2.3
2.7
3
2.7
1
0.9
0.6
0.4
0

Wind Speed/Direction (mph)

12
11
11
10
10
10
9
8
8
8
9
9
10
11
12
14
15
19
24
26
26
25
24
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
85
87
84
87
90
91
93
95
95
93
95
93
93
95
95
93
93
93
92
93
92
87

Pressure (mb)

1003
1003
1004
1004
1004
1005
1005
1005
1005
1006
1005
1005
1004
1004
1002
1001
998
996
995
994
994
993
993
993

Ozone (du)

345
342
336
334
335
339
337
337
337
333
330
324
317
313
309
304
299
298
299
301
300
298
294
288

Tuesday 9

Waning Gibbous 67%

21:20

12:16

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: 08:19, Set: 15:48, Transit: 12:04. Moon - Rise: 21:20, Set: 12:16. Civil Dark: 16:32 - 07:36. Nautical Dark: 17:18 - 06:50. Astro Dark: 18:01 - 06:07

Total Clouds (% Sky Obscured)

83
67
32
46
49
95
100
100
100
38
64
60
61
69
94
80
94
91
78
85
89
90
90
83

Low Clouds (% Sky Obscured)

44
51
24
16
28
53
63
66
59
35
62
58
61
69
63
70
75
73
72
70
70
70
70
61

Medium Clouds (% Sky Obscured)

72
61
32
46
49
94
81
60
60
38
11
13
35
60
92
61
78
84
48
26
23
24
25
25

High Clouds (% Sky Obscured)

77
55
32
28
49
71
100
100
100
38
36
25
3
0
0
0
1
25
3
1
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
9
7
4
5
5
7
2
9
9
9
9
7
5
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
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
Light Rain
Light Rain

Precipitation Probability (%)

22
34
33
21
20
30
53
95
95
70
78
78
82
95
76
31
9
12
25
39
37
45
70
63

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.5
0.7
0.3
0.4
0.3
0.2
1
0.4
0
0
0
0
0
0
0
0.4
0.4

Wind Speed/Direction (mph)

22
20
22
21
20
19
18
16
15
14
15
15
15
14
12
12
11
11
12
13
13
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
89
89
86
87
90
90
95
96
96
96
96
98
96
95
90
90
91
88
90
87
84
85
82

Pressure (mb)

993
993
994
994
995
996
997
998
998
998
998
998
999
999
1000
1001
1002
1003
1004
1006
1007
1008
1009
1009

Ozone (du)

284
283
285
284
283
284
284
284
286
288
288
289
289
289
288
293
297
296
300
305
312
313
311
309

Wednesday 10

Waning Gibbous 57%

22:43

12:25

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 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 Good

Sun - Rise: 08:20, Set: 15:48, Transit: 12:04. Moon - Rise: 22:43, Set: 12:25. Civil Dark: 16:32 - 07:37. Nautical Dark: 17:18 - 06:51. Astro Dark: 18:01 - 06:08

Total Clouds (% Sky Obscured)

81
80
81
73
72
62
69
54
63
77
69
47
35
29
65
95
100
95
89
66
64
54
19
11

Low Clouds (% Sky Obscured)

53
44
46
55
56
57
57
54
55
48
33
30
31
29
23
15
10
19
31
46
41
35
19
11

Medium Clouds (% Sky Obscured)

23
23
17
12
6
4
2
0
0
0
0
0
2
1
16
2
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
8
1
27
45
58
45
26
11
30
83
100
77
57
23
21
28
2
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

Very Light Rain
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 (%)

57
46
32
29
30
22
16
14
7
10
4
0
0
0
2
2
0
1
0
0
0
0
0
2

Precipitation Amount (mm)

0.3
0.2
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
15
14
13
11
11
12
12
10
9
9
9
8
9
9
10
11
10
11
11
11
12
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
4
3
3
3
4
4
4
4
4
4
4
4
5
5
4
3
3
3
3
3
3
4
5

Dew Point (°C)

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

Relative Humidity (%)

77
84
84
81
76
82
88
87
90
91
90
90
90
90
91
91
91
93
94
94
93
91
85
84

Pressure (mb)

1010
1011
1012
1013
1014
1014
1015
1015
1016
1016
1016
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

310
306
306
307
306
306
305
301
302
303
305
306
307
311
312
313
314
314
314
313
314
316
315
314

Thursday 11

Third Quarter 46%

00:02

12:33

13 Good
14 Good
15 Good
16 OK
17 OK
18 OK
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: 08:21, Set: 15:48, Transit: 12:05. Moon - Rise: 00:02, Set: 12:33. Civil Dark: 16:31 - 07:38. Nautical Dark: 17:18 - 06:52. Astro Dark: 18:01 - 06:09

Total Clouds (% Sky Obscured)

3
1
6
11
23
24
27
38
57
91
70
77
84
91
87
87
90
92
92
93
93
93
92
91

Low Clouds (% Sky Obscured)

3
0
6
11
23
24
27
37
40
44
51
56
58
60
59
55
52
54
54
56
57
59
58
56

Medium Clouds (% Sky Obscured)

0
0
4
10
15
24
27
38
48
53
60
56
51
52
39
32
29
40
56
66
65
62
53
62

High Clouds (% Sky Obscured)

1
1
1
0
2
24
27
38
57
36
4
2
0
3
0
4
4
5
5
5
5
10
15
14

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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
0
1
2
1
4
14
13
30
22
23
83
95
95
83
53
19
15
17
20
16
14
10
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.5
0.9
0.9
0.5
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
7
7
7
7
7
7
7
7
7
7
7
6
6
6
6
6
6
7
7
7
7

Relative Humidity (%)

84
85
84
88
91
93
91
90
88
88
90
91
91
90
88
88
90
90
90
88
90
88
85
84

Pressure (mb)

1013
1013
1012
1012
1012
1012
1011
1011
1011
1010
1010
1009
1010
1010
1010
1010
1010
1009
1010
1010
1010
1010
1009
1009

Ozone (du)

313
313
310
308
306
302
301
301
302
304
303
303
304
305
306
309
311
314
315
316
317
317
317
317

Friday 12

Waning Crescent 36%

01:18

12:40

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: 08:22, Set: 15:48, Transit: 12:05. Moon - Rise: 01:18, Set: 12:40. Civil Dark: 16:31 - 07:39. Nautical Dark: 17:18 - 06:53. Astro Dark: 18:01 - 06:09

Total Clouds (% Sky Obscured)

91
93
95
95
93
93
96
97
88
82
83
74
71
71
84
92
100
94
86
77
80
84
87
91

Low Clouds (% Sky Obscured)

54
51
51
51
51
45
41
47
51
49
47
50
53
61
77
86
93
91
86
77
80
75
73
80

Medium Clouds (% Sky Obscured)

71
80
87
83
80
83
86
89
67
49
42
39
36
30
59
79
100
83
63
30
50
59
70
81

High Clouds (% Sky Obscured)

13
16
22
21
16
27
37
48
43
31
19
32
46
70
51
32
18
18
16
9
22
35
35
49

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

12
20
46
58
55
38
27
12
19
28
33
38
52
62
73
77
79
84
95
95
94
84
67
63

Precipitation Amount (mm)

0
0
0
0.3
0.2
0
0
0
0
0
0
0
0.2
0
0.4
0.4
0.4
0.5
0.7
0.8
0.7
0.6
0.4
0.3

Wind Speed/Direction (mph)

14
14
15
13
10
8
9
10
12
13
14
16
17
18
19
18
19
19
18
17
17
18
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
81
82
85
87
87
87
87
88
87
87
85
84
82
84
84
84
85
85
85
85
84
84

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009

Ozone (du)

316
315
314
315
316
317
319
320
322
338
355
372
368
365
362
364
367
370
366
363
359
358
357
356

Saturday 13

Waning Crescent 27%

02:32

12:48

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: 08:23, Set: 15:48, Transit: 12:06. Moon - Rise: 02:32, Set: 12:48. Civil Dark: 16:32 - 07:40. Nautical Dark: 17:18 - 06:54. Astro Dark: 18:01 - 06:10

Total Clouds (% Sky Obscured)

95
100
96
92
89
87
85
82
70
56
42
55
63
78
79
77
78

Low Clouds (% Sky Obscured)

85
87
79
69
61
59
59
59
55
50
42
55
63
76
79
77
78

Medium Clouds (% Sky Obscured)

91
100
88
77
70
69
66
63
53
46
38
52
59
69
59
53
48

High Clouds (% Sky Obscured)

76
100
70
42
12
29
42
50
35
31
36
41
50
65
73
75
78

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
8
8
9
9
9
9
8
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

94
95
95
95
95
66
56
54
39
30
32
48
62
62
73
95
86

Precipitation Amount (mm)

0.7
0.9
0.8
0.9
0.7
0.2
0.2
0.2
0
0
0
0
0.3
0.3
0.4
0.9
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
10
10
10
9
9
10
10
10
9
9

Feels Like (°C)

6
7
7
7
7
8
7
6
7
7
6
6
8
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
87
88
91
91
90
90
90
90
88
90
93
93
95
93

Pressure (mb)

1008
1008
1007
1008
1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010
1009
1009

Ozone (du)

356
357
358
355
351
348
346
344
341
339
338
336
335
333
332
329
325

Forecast for Lancaster, Lancashire, United Kingdom (54.05,-2.80)

Generated: 07/12/25 13:06:38. Forecast: 07/12/25 to 13/12/25. Timezone: UTC+0.00